Patent Application
20230057787
This application claims the priority of the Chinese patent application No. 202110965542.2 filed on Aug. 23, 2021 and entitled “Handlebar Device and Exercise Bike”, the contents of which are incorporated herein by reference.
The present disclosure relates to the technical field of fitness equipment, in particular to a handlebar device and an exercise bike.
In the field of exercise science, exercise bikes are called “power bicycles” that are divided into two types: vertical and back-to-back (also called as horizontal) exercise bikes, which can adjust the intensity (power) during exercise to achieve a fitness effect. Exercise bikes belong to a typical aerobic fitness equipment that simulates outdoor exercises and are also called cardiopulmonary training equipment. The main purpose is to promote cardiovascular exercise, accelerate metabolism, enhance heart and lung functions, and improve the body's physique through long-term and moderate-intensity physical exercise. Generally, the handlebar device of the exercise bike is fixed relatively to the bicycle frame, leading to a single function and a poor user experience.
The purpose of the present disclosure is to provide a handlebar device and an exercise bike, so as to solve the technical problems in the prior art of single function and poor user experience of the exercise bikes to a certain extent.
The present disclosure provides a handlebar device, which comprises a handle assembly, an electric control clutch part, a base, a return part, and a return detection element; wherein the handle assembly comprises a handle, a pedestal and a rotating shaft, and the handle is fixedly connected to the pedestal, one end of the rotating shaft is connected to the pedestal, the other end of the rotating shaft is rotatably connected to the base, the electric control clutch part is connected between the rotating shaft and the base, so that the rotating shaft is fixed or rotatable relative to the base; the return part is connected between the pedestal and the base to make the base return to the initial position; and the return detection element is used to detect that the rotating shaft reaches the to-be-returned position and transmit it to the electric control clutch part.
After the handlebar device provided by the present disclosure is assembled to form an exercise bike, during the use, the user may control the work of electric control clutch part to realize that the rotating shaft is fixed or rotatable relative to the base: when the user selects that the handlebar device is in a fixed mode, that is, when the handle is selected to be fixed, the electric control clutch part is controlled to work for fixing the rotating shaft relative to the base, and the pedestal is fixedly connected to the rotating shaft, so that the pedestal is fixed relative to the base, and the handle is fixedly connected to the pedestal, so that the handle is fixedly connected relative to the base; when the user selects that the handlebar device is in an active mode, that is, the handle is rotatable, the electric control clutch part is controlled to work so that rotating shaft is rotatable relative to base, and the pedestal is fixedly connected to the rotating shaft, so that the pedestal is rotatable relative to the base, and the handle is fixedly connected to the pedestal, so that the handle is rotatable relative to the base; when the user needs to adjust the angle of the handle, the electric control clutch part is controlled to work so that the rotating shaft is rotatable relative to the base, the pedestal is fixedly connected to the rotating shaft, so that the pedestal is rotatable relative to the base, and the handle is fixedly connected to the pedestal, so that the handle is rotatable relative to the base, and after the handle is adjusted to the required angle, the electric control clutch part is controlled to work so that the rotating shaft is fixed relative to the base, thus the pedestal is fixed relative to the base, and then the handle is fixed relative to the base. The handlebar device provided by the present disclosure can provide users with various use modes, thereby increasing the functions of the exercise bike and improving the use experience of users.
In addition, in the mode where the main shaft is rotatable relative to the base, the return part may drive the rotating shaft to return to the initial position, that is, the return part can make the rotating shaft return to the initial position (the original position that the handle returns), and when the return detection element detects that the rotating shaft has returned to the initial position, the return detection element transmits the signal to the electric control clutch part, and the electric control clutch part works automatically to fix the rotating shaft relative to the base, that is, making the handlebar device in the fixed mode, so as to avoid accidents caused by the rotation of handle when user uses next time, thereby improving the safety of the exercise bike and making it more convenient for users to use.
Further, the return part comprises a plurality of strip springs, the number of the strip springs is an even number, and the plurality of strip springs are arranged at intervals along the same circumference, with the center line of the rotating shaft taken as the center, wherein a part of the strip spring is located in the pedestal, and one end of the strip spring extends out of the pedestal and is inserted into the base.
Further, the return part comprises a mounting shell and an upper cover plate, the mounting shell is provided with cavities in one-to-one correspondence with the plurality of the strip springs, and the pedestal is provided with a mounting groove, the mounting shell is installed in the mounting groove; and the upper cover plate is connected with one side of the pedestal away from the base to cover the mounting shell.
Further, the mounting shell comprises a plurality of connecting plates and a plurality of pipes; and the plurality of the strip springs each penetrate through corresponding one of the plurality of pipes, and one connecting plate is connected between each two adjacent pipes; and the pedestal is provided with a rotating shaft connecting portion, and the plurality of the pipes are arranged surrounding the rotating shaft connecting portion.
Further, the return part further comprises a bottom shell, the bottom shell is fixed on the base, and the bottom shell is provided with a plurality of slots in one-to-one correspondence with the plurality of strip springs.
Further, the number of the strip springs is four, each two strip springs form a pair, and the ends of the two strip springs in each pair are connected with each other.
Further, the return detection element is an angle sensor, and the angle sensor is used to detect the angle of the rotating shaft.
Further, the angle sensor comprises a magnet, a magnet fixing shell, a HALL angle chip and an angle chip fixing shell; and the magnet is coaxially fixed in the magnet fixing shell, the HALL angle chip is fixed in the angle chip fixing shell; the magnet fixing shell is coaxially fixed with the rotating shaft, and the angle chip fixing shell is connected with the base.
Further, the electric control clutch part is an electromagnetic clutch; the electromagnetic clutch comprises a clutch moving part, a clutch fixing part and a clutch fixing shell, wherein the clutch moving part is fixedly connected to the rotating shaft, the clutch fixing part is fixedly connected to the clutch fixing shell, the base is fixedly connected to the clutch fixing shell, the clutch fixing shell is used to be fixedly connected with a bicycle frame; the clutch fixing shell is provided with a through hole, and the angle chip fixing shell is fixed on the clutch fixing shell, and the magnet is provided to be opposite to, at the through hole, the HALL angle chip, face to face.
The present disclosure provides an exercise bike, which comprises the bicycle frame and the above-mentioned handlebar device, wherein the base is connected with the bicycle frame.
It should be understood that the foregoing general description and the following specific embodiments are both for the purpose of illustration and description and do not necessarily limit the present disclosure. The drawings incorporated and constituting a part of the specification illustrate the subject matter of the present disclosure. At the same time, the description and drawings are used to explain the principles of the present disclosure.
In order to more clearly illustrate the specific embodiments of the present disclosure or the technical solutions in the prior art, the drawings need to be used in the specific embodiments or the description of the prior art will be briefly introduced below, obviously, the drawings in the following description are some embodiments of the present disclosure, for those ordinarily skilled in the art, other drawings can be also be obtained in light of these drawings, without using any inventive efforts.
In the drawing: 10—handle assembly; 20—electric control clutch part; 30—base; 40—return part; 50—return detection element; 11—handle; 12—pedestal; 13—rotating shaft; 21—clutch moving part; 22—clutch fixing part; 23—clutch fixing shell; 41—strip spring; 42—pipe; 43—connecting plate; 44—upper cover plate; 45—bottom shell; 51—magnet; 52—magnet fixing shell; 53—HALL angle chip; 54—angle chip fixing shell.
The technical solutions of the present disclosure will be clearly and completely described below in conjunction with the drawings, obviously, the described embodiments are a part of the embodiments of the present disclosure, rather than all of the embodiments.
The components of the embodiments of the present disclosure generally described and shown in the drawings herein may be arranged and designed in a variety of different configurations. Therefore, the following detailed description of the embodiments of the present disclosure provided in the drawings is not intended to limit the protection scope of the present disclosure, but merely represents selected embodiments of the present disclosure.
Based on the embodiments in the present disclosure, all other embodiments obtained by those ordinary skilled in the art without creative work shall fall within the protection scope of the present disclosure.
In the description of the present disclosure, it should be noted that, unless otherwise definitely specified and limited, the terms “mount”, “link”, and “connect” should be understood in a broad sense, for example, they can be fixed connection, detachable connection, or integrated connection; they can be mechanical connection or electrical connection; they can be directly connection or indirectly connection by intermediate medium, or they can be the internal communication between two components. For those ordinary skilled in the art, the specific meaning of the above-mentioned terms in the present disclosure can be understood in specific situations.
As shown in
After the handlebar device provided by the present embodiment is assembled to form an exercise bike, during the use, a user may control the work of electric control clutch part 20 to realize that the rotating shaft 13 is fixed or rotatable relative to the base 30: when the user selects that the handlebar device is in a fixed mode, that is, when the handle 11 is selected to be fixed, the electric control clutch part 20 is controlled to work to make the rotating shaft 13 fixed relative to the base 30, and the pedestal 12 is fixedly connected to the rotating shaft 13, so that the pedestal 12 is fixed relative to the base 30, and the handle 11 is fixedly connected to the pedestal 12, so that the handle 11 is fixedly connected to the base 30; when the user selects that the handlebar device is in an active mode, that is, the handle 11 is rotatable, the electric control clutch part 20 is controlled to work so that rotating shaft 13 is rotatable relative to base 30, and the pedestal 12 is fixedly connected to the rotating shaft 13, so that the pedestal 12 is rotatable relative to the base 30, and the handle 11 is fixedly connected to the pedestal 12, so that the handle 11 is rotatable relative to the base 30; when needing to adjust the angle of the handle 11, the electric control clutch part 20 is controlled to work so that the rotating shaft 13 is rotatable relative to the base 30, the pedestal 12 is fixedly connected to the rotating shaft 13, so that pedestal 12 is rotatable relative to the base 30, and the handle 11 is fixedly connected to the pedestal 12, so that the handle 11 is rotatable relative to the base 30, and after the handle 11 is adjusted to the required angle, the electric control clutch part 20 is controlled to work so that the rotating shaft 13 is fixed relative to the base 30, thus the pedestal 12 is fixed relative to the base 30, and then the handle 11 is fixed relative to the base 30. The handlebar device provided by the embodiment can provide users with various use modes, thereby increasing the functions of the exercise bike and improving the use experience of users.
In addition, in the mode where the main shaft is rotatable relative to the base 30, the return part 40 may drive the rotating shaft 13 to return to the initial position, that is, the return part 40 can make the rotating shaft 13 return to the initial position (the original position that the handle 11 returns), wherein when the return detection element 50 detects that the rotating shaft 13 has returned to the initial position, the return detection element 50 transmits the signal to the electric control clutch part 20, and the electric control clutch part 20 works automatically to fix the rotating shaft 13 relative to the base 30, i.e. making the handlebar device in the fixed mode, so as to avoid accidents caused by the rotation of the handle 11 when a user uses the exercise bike next time, thereby improving the safety of the exercise bike and making it more convenient for users to use. The electrical components on the handlebar device may be electrically connected with the integrated circuit on the entire bike, and communicate with the controller on the entire bike, which is convenient for the controller to control the entire bike.
A clutch button may be provided on the exercise bike, the clutch button directly or indirectly communicates with the electric control clutch part 20, wherein when the button is pressed, the electric control clutch part works so that the rotating shaft 13 is fixed relative to the base 30, or the rotating shaft 13 is rotatable relative to the base 30.
It should be noted that a start button (pressing the start button indicates that the user has started to use the exercise bike and is about to start exercising) and an end button (pressing the end button indicates that the user has finished using the exercise bike and stopped exercising) may be provided on the exercise bike; or one button is provided on the exercise bike to control the electrical components to start or end work; or the controller of the exercise bike communicates with a mobile terminal (such as a tablet or mobile phone), and the user can input a start or end instruction or the like to the controller through the mobile terminal. When the user starts to exercise, the return detection element may not work to avoid affecting the normal use of the customer, and when the user ends the use, the return detection element starts to work.
In the above, a torsion spring may be directly used as the return part 40.
As an optional solution, as shown in
In this embodiment, the plurality of strip springs 41 are used to form the return part, which is convenient for installation and has low resistance during installation, and during the rotation of the rotating shaft 13, the pedestal 12 rotates with the rotating shaft 13, then one ends of the strip springs 41 located on the base 30 are fixed, and the strip springs are twisted, and after the external force is removed from the handle 11, the strip springs 41 return to the initial positions, thereby driving the pedestal 12 to return to the initial position.
On the basis of the above-mentioned embodiments, further, wherein the return part 40 comprises a mounting shell and an upper cover plate 44, the mounting shell is provided with cavities in one-to-one correspondence with the plurality of the strip springs 41, the pedestal 12 is provided with a mounting groove, the mounting shell is installed in the mounting groove; and the upper cover plate 44 is connected with one side of the pedestal 12 away from the base 30 to cover the mounting shell.
In this embodiment, the plurality of strip springs 41 are each installed in corresponding one of the cavities, so that the strip spring 41 can be prevented from being wound with each other during the twist process, which improves the reliability of the return part, thereby improving the reliability of the handlebar device, and then improving the reliability of the exercise bike. One side of the pedestal 12 away from the base is connected with the upper cover plate 44, wherein the upper cover plate 44 covers one side of the mounting shell, thereby covering the strip springs 41, so that the return part 40 has a compact structure and it is also convenient to install other components.
In the above, the structural forms of the mounting shell may be various. For example, the mounting shell comprises a basal body arranged in a block shape, wherein the basal body is provided with a plurality of mounting holes, and the mounting holes form a cavity.
As an optional solution, as shown in
In this embodiment, the mounting shell forms a frame structure with the middle part being a cavity, and the rotating shaft connecting portion may be arranged in the cavity, so that the space of the pedestal 12 can be fully utilized to avoid a large height of the pedestal 12, thereby making the structure of the handlebar device compact.
In the above, the connecting plates 43 and the pipes 42 may be connected with each other by the connection methods such as welding or threaded connection. Optionally, the connecting plates 43 and the pipes 42 are integrally formed, with reliable connection and high strength.
Specifically, the return part 40 further comprises a bottom shell 45, the bottom shell 45 is fixed on the base 30, and the bottom shell 45 is provided with a plurality of slots in one-to-one correspondence with the plurality of strip springs 41.
The number of strip springs 41 may be two, six or eight or the like.
Optionally, the number of strip springs 41 is four, wherein each two strip springs 41 form a pair, and the ends of the two strip springs 41 in each pair are connected with each other, that is, one end of one strip spring 41 in one pair of strip springs is connected to the corresponding end of the other strip spring 41, which can make the return part 40 more stable and reliable. In this embodiment, four strip springs 41 are provided, on the one hand, the pedestal 12 can be stably returned to the initial position, and on the other hand, it can avoid the complicated structure caused by excessive provision.
On the basis of any one of the above-mentioned embodiments, further, the return detection element 50 may be embodied as a position switch (also may be a limit switch, a travel switch or a proximity switch), and when the rotating shaft 13 returns to the initial position, the position switch is triggered, and the position switch sends a signal to the electric control clutch part 20.
As an optional solution, the return detection element 50 is an angle sensor, and the angle sensor is used to detect the angle of the rotating shaft 13. In this embodiment, it can be defined that when the handle 11 is at the original position, the angle of the rotating shaft 13 located at the initial position is 0° rotation angle, wherein when the angle sensor detects that the angle of the rotating shaft 13 is 0°, the electric control clutch part 20 works; the angle sensor may communicate with the controller of the entire bicycle, the angle sensor can detect each rotation angle of the rotating shaft 13, and can transmit the rotation angles of the rotating shaft 13 to the controller, the controller communicates with other terminals, so that the rotation angle can be displayed and the user can intuitively understand the rotation angle of the handle 11.
Specifically, the angle sensor comprises a magnet 51, a magnet fixing shell 52, a HALL angle chip (HALL chip) 53 and an angle chip fixing shell 54; and the magnet 51 is coaxially fixed in the magnet fixing shell 52, the HALL angle chip 53 is fixed in the angle chip fixing shell 54; the magnet fixing shell 52 is coaxially fixed with the rotating shaft 13, and the angle chip fixing shell 54 is connected with the base 30. In this embodiment, the magnet fixing shell 52 is coaxially fixed with the rotating shaft 13, the magnet fixing shell 52 rotates synchronously with the rotating shaft 13, the magnet 51 rotates synchronously with the magnet fixing shell 52, and the HALL angle chip 53 detects the angle of the magnet 51, that is, detects the angle of rotating shaft 13.
On the basis of any of the above-mentioned embodiments, further, the structural forms of the electric control clutch part 20 may be various, for example: the electric control clutch part 20 comprises a rotating disc, a sliding disc and a telescopic structure, wherein the rotating disc is sleeved outside the rotating shaft 13 and fixed with the rotating shaft 13 relatively, the sliding disc is sleeved over the rotating shaft 13, and the sliding disc can slide in the length direction of the rotating shaft 13, the fixed part of the telescopic structure is fixedly connected with the base 30, and the movable part of the telescopic structure is connected with the sliding disc in a driving manner; the plate surface of the rotating disc facing the sliding disc is provided with a plurality of upper meshing teeth, and the upper meshing teeth are arranged at intervals in the circumferential direction of the rotating disk. The plate surface of the sliding disk facing the rotating disk is provided with a plurality of lower meshing teeth matched with the upper meshing teeth; and the telescopic structure can drive the sliding disk to move closer to the rotating disk, so as to achieve that the lower meshing teeth engages with the upper meshing teeth, thereby preventing the self-rotation of the rotating disk, and then preventing the self-rotation of the rotating shaft 13, and the telescopic structure can also drive the sliding disk to move away from the rotating disk, so as to achieve that the lower meshing teeth are separated from the upper meshing teeth, the rotating disk can rotate, and then the rotating shaft 13 can rotate. In the above, the telescopic structure may be an electric telescopic rod or a lead screw mechanism.
As an optional solution, the electric control clutch part is an electromagnetic clutch; the electromagnetic clutch comprises a clutch moving part 21, a clutch fixing part 22 and a clutch fixing shell 23; wherein the clutch moving part 21 is fixedly connected to the rotating shaft 13, the clutch fixing part 22 is fixedly connected to the clutch fixing shell 23, the base 30 is fixedly connected to the clutch fixing shell 23, the clutch fixing shell 23 is used to be fixedly connected with a bicycle frame; the clutch fixing shell 23 is provided with a through hole, and the angle chip fixing shell 54 is fixed on the clutch fixing shell 23, and the magnet 51 is, at the through hole, provided to be opposite to the HALL angle chip 53, face to face, this structure makes the structure of the handlebar device compact.
In this embodiment, when the electromagnetic clutch is energized, the clutch fixing part 22 sucks and locks the clutch moving part 21, thereby making the rotating shaft 13 fixed relative to the base 30, the electromagnetic clutch can be used to realize that the rotating shaft 13 can be fixed no matter which angle the rotating shaft 13 rotates to, enabling more convenient use. In addition, the clutch fixing shell 23 is fixedly connected with the bicycle frame, and the base 30 is fixedly connected to the clutch fixing shell 23.
The embodiment of the present disclosure further provides an exercise bike, comprising the handlebar device of any one of the above-mentioned technical solutions, and therefore, it has all the beneficial technical effects of the handlebar device, which are not repeated herein. The exercise bike also comprises the bicycle frame, wherein the base 30 is connected with the bicycle frame.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present disclosure, not to limit it; although the present disclosure has been described in detail with reference to the above-mentioned embodiments, those ordinary skilled in the art should understand that they can still modify the technical solution recorded in the above-mentioned embodiments, or equivalently replace some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions out of the scope of the technical solutions of the embodiments of the present disclosure. In the specification provided herein, a lot of specific details are explained. However, it can be understood that the embodiments of the present disclosure can be practiced without these specific details. In some embodiments, well-known methods, structures, and the technologies are not shown in detail, so as not to obscure the understanding of this specification. In addition, those skilled in the art can understand, although some embodiments herein include certain features included in other embodiments but no other features, however, the combination of features of different embodiments means to be within the scope of the present disclosure and form different embodiments.
| Number | Date | Country | Kind |
|---|---|---|---|
| 202110965542.2 | Aug 2021 | CN | national |
