The present disclosure relates generally to electrical devices such as pin devices and corresponding sleeve devices, and more particularly to pin devices and sleeve devices incorporating one or more features to facilitate easier assembly and use.
Pin and sleeve devices including plugs, connectors, receptacles, inlets, mechanical interlocks, etc. are well known in the art. As used herein, pin devices and sleeve devices will be collectively referred to as pin and sleeve devices. Herein, a single device having either pins (e.g. a plug), sleeves (e.g. a connector), or both pins and sleeves will be referred to as a pin and sleeve device. However, reference to a pin and sleeve device is not intended to mean that any such device has to include both pins and sleeves. Such a device can include one or more pins, one or more sleeves, or both pins and sleeves.
Generally speaking, pin and sleeve devices are often used to supply electrical power in harsh or high abuse environments such as, for example, wet or corrosive environments. Pin and sleeve devices are well-suited to supply electrical power to heavy equipment such as, for example, welders, motors, compressors, conveyors, portable tools, portable lighting, etc. In use, pin and sleeve devices may provide electrical connections safe from dust and water. As such, pin and sleeve devices are designed to provide power connections that are safe and secure from the environment (e.g., moisture, dirt, grime, chemicals, etc.), prevent accidental disconnect under load, and ensure high strength durability. Pin and sleeve devices provide standardized connectors (e.g., devices are interconnectable across manufacturers) and may be rated at any suitable current and voltage levels. For example, pin and sleeve devices may be rated at current levels of 16A, 20A, 30A, 32A, 60A, 100A, 150A, 200A, 400A, or the like. In addition, pin and sleeve devices may be rated at voltage levels of 125V, 240V, 250V, 480V, 600V, 100/130V, 125/250V, 102/208V, 200/250V, 208/250V, 277/480V, 346-415V, 347/600V, 380/415V, 440-460V, and others. Moreover, pin and sleeve devices may be rated for any suitable electrical phase configuration such as single-phase, three-phase delta, and three-phase wye.
It would be desirable to provide pin and sleeve devices with one or more features to facilitate easier assembly and use.
This Summary is provided to introduce a selection of concepts in a simplified form that are further described below in the Detailed Description. This Summary is not intended to identify key features or essential features of the claimed subject matter, nor is it intended as an aid in determining the scope of the claimed subject matter.
Disclosed herein is an electrical pin and sleeve device including an outer housing, a contact carrier, a body member, a plurality of electrical contacts, a printed circuit board (PCB) electrically coupled to the electrical contacts, an indicator arranged and configured on the PCB to provide power supply indication, the indicator being electrically connected to the plurality of electrical contacts, and a lens disposed within the outer housing, the lens being arranged and configured to be optically aligned with the indicator.
In another embodiment, an electrical pin and sleeve device may include an outer housing, a contact carrier, a body member, a plurality of electrical contacts, and a printed circuit board (PCB) including a tab on an end thereof, wherein the contact carrier or the body member includes one or more slots formed therein, the one or more slots being sized and configured to receive the tab formed on the PCB for mounting the PCB to the contact carrier or body member.
In another embodiment, an electrical pin and sleeve device may include an outer housing, a contact carrier, a body member, a plurality of electrical contacts, a printed circuit board (PCB), an indicator arranged and configured on the PCB to provide power supply indication, and a lens disposed within the outer housing, the lens being arranged and configured to be optically aligned with the indicator, wherein the PCB is electrically coupled to the plurality of electrical contacts via a plurality of leads, the plurality of leads each having a first end electrically coupled to the PCB and a second end electrically coupled to a clip, the clip arranged and configured to be in electrical contact with the electrical contacts of the device.
By way of example, a specific embodiment of the disclosed device will now be described, with reference to the accompanying drawings, in which:
The drawings are not necessarily to scale. The drawings are merely representations, not intended to portray specific parameters of the disclosure. The drawings are intended to depict example embodiments of the disclosure, and therefore are not be considered as limiting in scope. In the drawings, like numbering represents like elements.
Numerous embodiments of improved pin and sleeve devices in accordance with the present disclosure will now be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments of the present disclosure are presented. As will be described and illustrated, in some embodiments, the electrical pin and sleeve device incorporates one or more features to facilitate easier assembly and use. The pin and sleeve device of the present disclosure may, however, be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will convey certain example aspects of the pin and sleeve device to those skilled in the art. In the drawings, like numbers refer to like elements throughout unless otherwise noted.
As will be described in greater detail below, in various embodiments, a pin and sleeve device according to the present disclosure may include one or more features to facilitate easier assembly and use. That is, for example, according to the present disclosure, an electrical pin and sleeve device may include one or more indicators for providing power supply indication, status, and/or fault indications. The indicators (e.g., LEDs) may be mounted directly to a printed circuit board (PCB). In use, the PCB may be coupled to the pin and sleeve device by inserting a portion of the PCB into a slot formed in the contact carrier of the pin and sleeve device. Additionally, power may be provided to the PCB by electrical wires or leads (used interchangeably herein) coupled to clips adapted and configured to contact the electrical contacts (e.g., pins and sleeves) of the pin and sleeve device.
As will be described herein, the features according to the present disclosure may be used with any suitable electrical pin and sleeve device now known or hereafter developed. As such, details regarding construction and operation of the electrical pin and sleeve devices are omitted for sake of brevity of the present disclosure. In this regard, the present disclosure should not be limited to the details of the electrical pin and sleeve device disclosed and illustrated herein unless specifically claimed and that any suitable electrical pin and sleeve device can be used in connection with the principles of the present disclosure.
Generally speaking, as will be appreciated by one of ordinary skill in the art, pin and sleeve devices are used to supply power to connected devices. As will be appreciated by one of ordinary skill in the art, pin and sleeve devices may encompass plugs, connectors, receptacles, inlets, mechanical interlocks, etc. These devices will be collectively referred to herein as a pin and sleeve device without the intent to limit.
Referring to
In accordance with one or more various aspects of the present disclosure, referring to
Referring to
The outer housing 140 of the pin and sleeve device 100 may include one or more transparent or translucent lens 110 (
In this manner, in use, the indicator (e.g., LED) 105 provides indication of power. In addition, the indicator 105 may also be used to indicate, for example, one or more statuses or faults. For example, as will be described in greater detail, each pin and sleeve device 100 may include an indicator 105 that is associated with or positioned on a printed circuit board (PCB). The PCB may be adapted and configured to flash the indicator 105 in one or more sequences based on a particular fault or status code for the respective device. That is, in some embodiments, multiple indicators 105, colored indicators 105, and/or flashing sequences can be implemented to indicate status, fault or other notifications. For example, if a loss of ground is detected, the indicator 105 may flash twice within five seconds; if a loss of neutral is detected, the indicator 105 may flash three times in five seconds; and if a loss of phase is detected, the indicator 105 may flash four times in five seconds. Alternatively, it is envisioned that multiple different colors of indicators 105 may be incorporated. For example, if a loss of ground is detected, a green indicator 105 may turn ON; if a loss of neutral is detected, a red indicator 105 may turn ON; and if a loss of phase is detected, a yellow indicator 105 may turn ON. In addition, the pin and sleeve device 100 may incorporate one or more sensors such as, for example, a humidity sensor, a temperature sense, or the like. If an operating characteristic of a respective sensor is outside of a preferred operating range, a fault signal may be generated. It should be understood that the described examples of indicating faults are exemplary and numerous different sequences, colors, or the like may be utilized.
Referring to
Utilization of slots 200 for receiving and retaining the PCBs 130 provides numerous advantages over current techniques. For example, utilization of slots 200 enables the PCBs 130 to be inserted into the slots 200 formed in the contact carrier 145 and/or body member 150 and held in position without any additional fasteners. This is useful when retaining the PCBs 130 in tight confines. Moreover, formation of multiple slots 200 around the circumference (e.g. clock positions) of the contact carrier 145 and/or body member 150 enables variable placement of the PCBs 130 enabling multiple different installations within the same pin and sleeve device 100. That is, utilization of slots 200 enables insertion of additional PCBs 130 as required, in different circumferential positions as needed. Additionally, formation of multiple slots 200 provides space for insertion of additional and/or multiple PCBs, indicators, and sensors. For example, as mentioned herein, formation of multiple slots 200 may enable incorporation of multiple PCBs for providing indication, wireless communication, monitoring of operation characteristics (e.g., sensors), etc.
Additionally, utilization of slots 200 in the contact carrier 145 and/or body member 150 for receiving and retaining portions of the PCBs 130 allows for easier assembly and movement or repositioning of the PCBs 130 as required for each individual pin and sleeve device 100 while ensuring that the PCBs are securely engaged. Also ensures proper indication (e.g., LED) 105 placement (e.g., ensures that that the indicator (e.g., LED) 105 is properly aligned with the lens 110 and/or light pipe). Additionally, utilization of slots 200 also allows for thermal expansion of components while mitigating undesirable stresses within the pin and sleeve device 100.
In addition, as previously mentioned, the pin and sleeve device 100 may also incorporate one or more sensors such as, for example, humidity sensors and temperature sensors. Incorporation of slots 200 in the contact carrier 145 and/or body member 150 may also be used to conveniently mount one or more of the various sensors, or to mount one or more registration members to ensure proper alignment of the various components.
As will be appreciated by one of ordinary skill in the art, while slots 200 have been illustrated as having a generally rectangular shape, other shapes are envisioned. For example, in some embodiments, the plurality of slots 200 may have different configurations for receiving different components. That is, for example, one or more rectangular slots may be used for mating with a PCB while one or more square or trapezoidal slots may be used for mating with a sensor.
Moreover, PCBs 130 may include one or more mating features to prevent incorrect insertion of PCBs (e.g., prevent backwards placement of PCBs, upside down placement of PCBs, incorrect or wrong PCB from being installed, or the like). In this manner, the possibility for incorrect placement of components or the installation of an incorrect component is thereby eliminated, or at least minimized. For example, in one embodiment, a PCB may include a certain size, shape, or incorporate a projection or the like for ensuring that the PCB is only capable of being inserted into a specific contact carrier.
While mounting and fastening of the PCBs 130 has been illustrated and described via slots 200 formed in the contact carrier 145 and/or body member 150, it should be understood that other fastening mechanisms are envisioned including, for example, fasteners, adhesive, welding, interference fit, snap-fit, or the like.
Referring to
Referring to
In use, the clips 250 may be provided in any suitable form for interconnecting the electrical wire 142 and contacts 160. Referring to
In addition, and/or alternatively, the tubes 148 may include one or more pockets, recesses, grooves, or the like 270 on an inner surface of the tubes 148 so that, in use, deformation of the clips 250, as may otherwise occur when mating contacts 160 from mating pin and sleeve devices 100 are connected, is minimized or prevented (e.g., utilization of a pocket 270 on the inner surface of the tubes 148 prevents deformation of the clips 250 when adjacent electrical contacts 160 are mated together).
As previously mentioned, the tab 256 extends from the body portion 252 of the clip 250 to facilitate a secure mating engagement between the clips 250 and the tubes 148 of the contact carrier 145. In the illustrated embodiment of
In addition, in use, the clips 250 may be adapted and configured to wiggle or float relative to the tubes 148 of the contact carrier 145 (i.e., able to move relative to the tubes 148) so that as the electrical contacts 160 (e.g., pins and sleeves) move during use, the clips 250 are better able to adjust/adapt to maintain secure contact. That is, in use, the spring portion 254 is adapted and configured to act as a flexible member, akin to a leaf spring, to ensure electrical contact is maintained with the installed electrical contact 160. Incorporation of the spring portion 254 accommodates movement or float of the electrical contacts (e.g., pin or sleeve) 160 within the contact carrier 145. In addition, the spring portion 2546 accommodates manufacturing tolerances necessary to ensure proper mating with other connecting devices. In this manner, the incorporation of the spring portion 254 of the clips 250 ensure a failsafe electrical contact with the floating contacts 160 (e.g., pins and/or sleeves) of the pin and sleeve device 100 is maintained.
The body portion 252, the spring portion 254, and the tab 256 of the clips 250 may be integrally formed. Alternatively, they may be separately formed and coupled together. In the illustrated example embodiment of
While the present disclosure refers to certain embodiments, numerous modifications, alterations, and changes to the described embodiments are possible without departing from the sphere and scope of the present disclosure, as defined in the appended claim(s). Accordingly, it is intended that the present disclosure not be limited to the described embodiments, but that it has the full scope defined by the language of the following claims, and equivalents thereof. The discussion of any embodiment is meant only to be explanatory and is not intended to suggest that the scope of the disclosure, including the claims, is limited to these embodiments. In other words, while illustrative embodiments of the disclosure have been described in detail herein, it is to be understood that the inventive concepts may be otherwise variously embodied and employed, and that the appended claims are intended to be construed to include such variations, except as limited by the prior art.
The foregoing discussion has been presented for purposes of illustration and description and is not intended to limit the disclosure to the form or forms disclosed herein. For example, various features of the disclosure are grouped together in one or more aspects, embodiments, or configurations for the purpose of streamlining the disclosure. However, it should be understood that various features of the certain aspects, embodiments, or configurations of the disclosure may be combined in alternate aspects, embodiments, or configurations. Moreover, the following claims are hereby incorporated into this Detailed Description by this reference, with each claim standing on its own as a separate embodiment of the present disclosure.
As used herein, an element or step recited in the singular and proceeded with the word “a” or “an” should be understood as not excluding plural elements or steps, unless such exclusion is explicitly recited. Furthermore, references to “one embodiment” of the present disclosure are not intended to be interpreted as excluding the existence of additional embodiments that also incorporate the recited features.
The phrases “at least one”, “one or more”, and “and/or”, as used herein, are open-ended expressions that are both conjunctive and disjunctive in operation. The terms “a” (or “an”), “one or more” and “at least one” can be used interchangeably herein. All directional references (e.g., proximal, distal, upper, lower, upward, downward, left, right, lateral, longitudinal, front, back, top, bottom, above, below, vertical, horizontal, radial, axial, clockwise, and counterclockwise) are only used for identification purposes to aid the reader's understanding of the present disclosure, and do not create limitations, particularly as to the position, orientation, or use of this disclosure. Connection references (e.g., engaged, attached, coupled, connected, and joined) are to be construed broadly and may include intermediate members between a collection of elements and relative to movement between elements unless otherwise indicated. As such, connection references do not necessarily infer that two elements are directly connected and in fixed relation to each other. All rotational references describe relative movement between the various elements. Identification references (e.g., primary, secondary, first, second, third, and fourth) are not intended to connote importance or priority but are used to distinguish one feature from another. The drawings are for purposes of illustration only and the dimensions, positions, order and relative to sizes reflected in the drawings attached hereto may vary.
This application is a United States National Phase filing of International Application No. PCT/US19/42745, filed Jul. 22, 2019, which claims priority to, and the benefit of the filing date of, U.S. Provisional Patent Application Ser. No. 62/724,255, filed Aug. 29, 2018, entitled “Pin and Sleeve Device with Indication,” the entire contents of each application is hereby incorporated in its entirety.
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WO2020/046493 | 3/5/2020 | WO | A |
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