Claims
- 1. A device for burning waste oil, and the like, through atomization and ignition thereof in a suitable combustion chamber, comprising: a closed loop oil circulating system, the circulating system including an oil circulating conduit the conduit having a pump for pumping the oil there through and a heater for heating the oil as it is circulated by the pump, an atomizing gun, the gun including a heat exchange oil channel, the heat exchange channel in fluid communication on each end thereof with the circulatory conduit and forming a portion of the closed loop circulatory system so that the oil can flow to and subsequently away from the gun as it circulates through the circulatory system, and the atomizing gun having a combustion oil channel regulatably connected to the circulating system by a combustion oil system, the combustion system including a combustion oil conduit in fluid communication with the circulatory conduit and valve means for regulatably diverting oil from the circulatory conduit to the combustion oil channel, and the atomizing gun including a nozzle assembly, the nozzle assembly in fluid communication with the combustion oil channel and with a pressurized air conduit providing pressurized air from a source thereof for providing atomizing of the combustion oil and injection thereof from an oil injection orifice of the nozzle assembly into the combustion chamber, and the diverting valve means permitting circulating of the oil through the circulating system separately from the diversion of oil therefrom to the combustion oil channel.
- 2. The waste oil burning device as defined in claim 1, and the circulating system including relief valve means for maintaining the oil within the circulating system at a pressure above atmospheric suitable for resisting the production of gasses from the oil.
- 3. The waste oil burning device as defined in claim 2, and the combustion system including regulating valve means for maintaining the oil within the combustion oil channel at a pressure above atmospheric suitable for resisting the production of gasses from the oil.
- 4. The waste oil burning device as defined in claim 1, and the atomizing gun further including an elongate heat exchange gun body portion connected to the nozzle assembly, and the circulating channel extending through the body portion.
- 5. The waste oil burning device as defined in claim 4, and the combustion oil channel extending through the gun body.
- 6. The waste oil burning device as defined in claim 5, and the gun body portion including an atomization air channel extending there through for providing fluid communication of pressurized atomizing air from the pressurized air conduit to the nozzle assembly.
- 7. The waste oil burning device as defined in claim 1, and further including means for mechanically cleaning the injection orifice of the gun nozzle assembly.
- 8. The waste oil burning device as defined in claim 7, and the mechanical cleaning means including a linear actuator secured to the gun body portion, the linear actuator having a rod connected thereto and extending along and within the combustion oil channel and terminating with a needle end for releasable insertion of the needle end through the nozzle assembly and into the injection orifice thereof for blocking the injection orifice by operation of the linear actuator when combustion is not desired and retracting from and opening the injection orifice by operation of the linear actuator when combustion is desired.
- 9. The waste oil burning device as defined in claim 8, and the nozzle assembly including atomizing air channel means and combustion oil channel means for directing the flow of pressurized air and combustion oil there through respectively in a manner that prevents the mixing of the combustion oil and pressurized air until injection thereof out of the injection orifice into the combustion chamber, and the nozzle assembly including a needle guide channel means for guiding the needle end there through to the injection orifice.
- 10. The waste oil burning device as described in claim 9, and further including means for providing for releasable securing of the nozzle assembly to the gun body portion, the securing means including tube means for allowing coupling of the atomizing air channel of the body portion to the air channel means of the nozzle assembly and coupling of the combustion oil channel of the body portion to the oil channel means of the nozzle assembly in a manner that provides for the isolation of the combustion oil and the atomizing air and that permits the insertion and operation through the tube means of the needle end.
- 11. The waste oil burning device as defined in claim 1, and further including a control system, the control system including electrical connections to a heat sensing means for sensing the temperature of the oil in the circulatory system, and the control means connected to the pumping means and the heater of the circulatory system and further connected to the diverting valve means of the combustion oil system for first providing for operation of the pumping means and heater to allow for heating of the oil and heating of the atomizing gun and nozzle assembly by circulation of the heated oil in the circulating oil channel of the atomizing gun to a predetermined optimal oil combustion temperature as detected by the heat sensing means so that the diverting valve means can not be operated to provide oil to the combustion oil conduit unless such predetermined temperature is first reached.
- 12. The waste oil burning device as defined in claim 11, and the control system further having operational control of the linear actuating means and of a pressurized air control valve means connected to the pressurized air conduit for providing a substantially simultaneous flow of combustion oil and atomizing air towards the oil injection orifice of the nozzle assembly for injection of atomized oil into the combustion chamber when combustion is desired and when the predetermined combustion temperature has been reached.
- 13. The waste oil burning device as defined in claim 12, and the linear actuator operated by pressurized air and connected to the pressurized air conduit and controlled by operation of the pressurized air control valve means.
- 14. The waste oil burning device as defined in claim 12, and the control system further including control means for turning off the oil heater of the circulating system when combustion is stopped and for continuing the operation of the pump and circulation of oil in the circulating system for a period of time after combustion has ceased for providing cooling of the atomizing gun and the nozzle assembly by the flow of oil through the circulatory channel of the atomizing gun.
- 15. The waste oil burning device as defined in claim 1, and a filter located on the circulatory system at a position thereon downstream of the heater.
- 16. A device for burning waste oil, and the like, through atomization and ignition thereof in a suitable combustion chamber, comprising: a closed loop oil circulating system, the circulating system including a circulating conduit the conduit having a pump for pumping the oil there through, a heater for heating the oil as it is circulated by the pump, and a filter for filtering the oil as it is being circulated, an atomizing gun, the gun including a nozzle assembly and the nozzle assembly having an oil injection orifice and the nozzle assembly having means for mixing the oil with atomizing air for injecting of the air-oil mixture into the combustion chamber, and the atomizing gun further including an elongate heat exchange gun body portion connected to the nozzle assembly, and the body portion including a circulating channel therein connected to the circulating system so that oil is circulated through the body portion, and the gun body portion including a combustion oil channel extending there through for providing fluid oil communication to the nozzle assembly for delivering combustion oil thereto, and the gun body portion including an atomization air channel extending there through for providing fluid communication of pressurized atomizing air to the nozzle assembly, and the circulating system including relief valve means for maintaining the oil within the circulating system at a pressure above atmospheric suitable for resisting the production of gasses from the oil, and the atomizing gun connected to the circulating system by a combustion oil system, the combustion system including a combustion oil conduit connected to the combustion oil channel of the gun body portion and the combustion conduit having control valve means for diverting oil from the circulatory loop to the nozzle assembly of the gun body portion through the combustion oil channel thereof, and the combustion system including regulating valve means in the combustion oil conduit for maintaining the oil within the combustion system at a pressure above atmospheric suitable for resisting the production of gasses from the oil, and a pressurized air conduit connected to the pressurized air channel of the gun body portion for providing pressurized air to the nozzle assembly for atomization of the oil, and a control system, the control system including electrical connections to a heat sensing means of the circulatory system, the pumping means and the heater of the circulatory system and to the diverting valve means of the combustion oil system for first providing for operation of the pumping means and heater to allow for heating of the oil and heating of the gun body portion and nozzle assembly by circulation of the heated oil in the circulating oil channel of the gun body portion to a predetermined optimal oil combustion temperature as detected by the heat sensing means so that the diverting valve means can not be operated to provide oil to the combustion oil conduit unless such predetermined temperature is first reached, and the control system further having operational control of the actuating means and of a pressurized air control valve means connected to the pressurized air conduit for providing a substantially simultaneous flow of combustion oil and atomized air to and out of the nozzle assembly and into the combustion chamber when combustion is desired and when the predetermined combustion temperature has been reached, and the control system further including control means for turning off the oil heater of the circulating system when combustion is stopped and for continuing the operation of the pump and circulation of oil in the circulating system for a period of time after combustion has ceased for providing cooling of the gun body portion and the nozzle assembly by the flow of oil through the circulatory channel of the gun body portion, and having mechanical cleaning means including a linear actuator secured to the gun body portion, the linear actuator having a rod connected thereto and extending along and within the combustion oil channel and terminating with a needle end for releasable insertion of the needle end through the nozzle assembly and into the injection orifice thereof for blocking the injection orifice by operation of the linear actuator when combustion is not desired and retracting from and opening the injection orifice by operation of the linear actuator when combustion is desired.
- 17. The waste oil burning device as defined in claim 16, and the nozzle assembly including atomizing air channel means and combustion oil channel means for directing the flow of pressurized air and combustion oil there through respectively in a manner that prevents the mixing of the combustion oil and pressurized air until injection thereof out of the injection orifice into the combustion chamber, and the nozzle assembly including a needle guide channel means for guiding the needle end there through to the injection orifice.
- 18. The waste oil burning device as described in claim 17, and further including means for providing for releasable securing of the nozzle assembly to the gun body portion, the securing means including tube means for allowing coupling of the atomizing air channel of the gun body portion to the air channel means of the nozzle assembly and coupling of the combustion oil channel of the gun body portion to the oil channel means of the nozzle assembly in a manner that provides for the isolation of the combustion oil and the atomizing air and that permits the insertion and operation through the tube means of the needle end.
- 19. The waste oil burning device as defined in claim 16, and the linear actuator operated by pressurized air and connected to the pressurized air conduit and controlled by operation of the pressurized air control valve means.
- 20. The waste oil burning device as defined in claim 16, and the filter located at a point on the circulatory system in a direction downstream of the flow of oil with respect to the heater.
- 21. A method of burning waste oil by injection thereof from an atomizing gun into a suitable combustion chamber, the steps comprising: circulating the oil in a closed loop circulating system wherein the atomizing gun forms a part of the circulating system for being in heat exchange relation there with so that oil can be circulated to and away from the atomizing gun as it circulates through the circulating system, heating the oil to a temperature suitable for combustion thereof as the oil is being circulated in the circulating system, sensing the temperature of the oil in the circulating system, diverting a portion of the oil from the circulating system to the atomizing gun when it is sensed that the oil has reached the suitable combustion temperature, atomizing the oil delivered to the atomizing gun by injecting the oil into the combustion chamber with pressurized air through an injection orifice of an injection nozzle of the atomizing gun, igniting the atomized oil for combustion thereof in the combustion chamber, continuing the circulating of oil in the circulatory system during the combustion of oil in the combustion chamber, stopping the diversion of oil to the atomizing gun when it is desirable to end combustion, and permitting circulating of the oil through the circulating system separately from the diversion of oil therefrom to the combustion oil channel.
- 22. The method as defined in claim 21, and further including the steps of stopping the heating of the oil in the circulating system after combustion has been stopped, and circulating the oil through the circulatory system for a suitable period of time after combustion has been stopped for allowing cooling of the atomizing gun.
- 23. The method as defined in claim 22, and including the step of mechanically cleaning the injection orifice just prior to igniting of the oil by retracting a needle end of a rod from the nozzle injection orifice, the rod connected to automatically operable linear actuating means for providing motion thereof for retracting the needle end.
- 24. The method as defined in claim 23, and including the step of mechanically cleaning the injection orifice when it is desirable to end combustion by operating the linear actuating means for inserting the needle end of the rod into the nozzle injection orifice.
- 25. A device for burning waste oil, and the like, through atomization and ignition thereof in a suitable combustion chamber, comprising: a closed loop oil circulating system, the circulating system including an oil circulating conduit the conduit having a pump for pumping the oil there through and a heater for heating the oil as it is circulated by the pump, an atomizing gun, the gun including a heat exchange oil channel, the heat exchange channel in fluid communication on each end thereof with the circulatory conduit and forming a portion of the closed loop circulatory system so that the oil can flow to and subsequently away from the gun as it circulates through the circulatory system, and the atomizing gun having a combustion oil channel regulatably connected to the circulating system by a combustion oil system, the combustion system including a combustion oil conduit in fluid communication with the circulatory conduit and valve means for regulatably diverting oil from the circulatory conduit to the combustion oil channel, and the atomizing gun including a nozzle assembly, the nozzle assembly in fluid communication with the combustion oil channel and with a pressurized air conduit providing pressurized air from a source thereof for providing atomizing of the combustion oil and injection thereof from an oil injection orifice of the nozzle assembly into the combustion chamber, and the diverting valve means permitting circulating of the oil through the circulating system separately from the diversion of oil therefrom to the combustion oil channel, and including an automatically operable linear actuator secured to the gun body portion, the linear actuator having a rod connected thereto and extending along and within the combustion oil channel and terminating with a needle end for releasable insertion of the needle end through the nozzle assembly and into the injection orifice thereof for blocking the injection orifice by operation of the linear actuator when combustion is not desired and retracting from and opening the injection orifice by operation of the linear actuator when combustion is desired.
- 26. The waste oil burning device as defined in claim 25, and further including a control system, the control system including electrical connections to a heat sensing means for sensing the temperature of the oil in the circulatory system, and the control means connected to the pumping means and the heater of the circulatory system and further connected to the diverting valve means of the combustion oil system for first providing for operation of the pumping means and heater to allow for heating of the oil and heating of the atomizing gun body and nozzle assembly by circulation of the heated oil in the circulating oil channel of the atomizing gun body portion to a predetermined optimal oil combustion temperature as detected by the heat sensing means so that the diverting valve means can not be operated to provide oil to the combustion oil conduit unless such predetermined temperature is first reached.
- 27. The waste oil burning device as defined in claim 26, and the control system further having operational control of the linear actuating means and of a pressurized air control valve means connected to the pressurized air conduit for providing a substantially simultaneous flow of combustion oil and atomizing air towards the oil injection orifice of the nozzle assembly for injection of atomized oil into the combustion chamber when combustion is desired and when the predetermined combustion temperature has been reached.
- 28. The waste oil burning device as defined in claim 27, and the linear actuator operated by pressurized air and connected to the pressurized air conduit and controlled by operation of the pressurized air control valve means.
- 29. The waste oil burning device as defined in claim 26, and the control system further including control means for turning off the oil heater of the circulating system when combustion is stopped and for continuing the operation of the pump and circulation of oil in the circulating system for a period of time after combustion has ceased for providing cooling of the atomizing gun and the nozzle assembly by the flow of oil through the circulatory channel of the atomizing gun.
- 30. The waste oil burning device as defined in claim 25, and the circulating system including relief valve means for maintaining the oil within the circulating system at a pressure above atmospheric suitable for resisting the production of gasses from the oil.
- 31. The waste oil burning device as defined in claim 25, and the combustion system including regulating valve means for maintaining the oil within the combustion oil channel at a pressure above atmospheric suitable for resisting the production of gasses from the oil.
- 32. The waste oil burning device as defined in claim 25, and the atomizing gun further including an elongate heat exchange gun body portion connected to the nozzle assembly, and the circulating channel extending through the body portion.
- 33. The waste oil burning device as defined in claim 32, and the combustion oil channel extending through the gun body portion.
- 34. The waste oil burning device as defined in claim 33, and the gun body portion including an atomization oil channel extending there through for providing fluid communication of pressurized atomizing air from the pressurized air conduit to the nozzle assembly.
- 35. The waste oil burning device as defined in claim 25, and the nozzle assembly including atomizing air channel means and combustion oil channel means for directing the flow of pressurized air and combustion oil there through respectively in a manner that prevents the mixing of the combustion oil and pressurized air until injection thereof out of the injection orifice into the combustion chamber, and the nozzle assembly including a needle guide channel means for guiding the needle end there through to the injection orifice.
- 36. The waste oil burning device as described in claim 35, and further including means for providing for releasable securing of the nozzle assembly to the gun body portion, the securing means including tube means for allowing coupling of the atomizing air channel of the body portion to the air channel means of the nozzle assembly and coupling of the combustion oil channel of the body portion to the oil channel means of the nozzle assembly in a manner that provides for the isolation of the combustion oil and the atomizing air and that permits the insertion and operation through the tube means of the needle end. channel means for directing the flow of pressurized air and combustion oil there through respectively in a manner that prevents the mixing of the combustion oil and pressurized air until injection thereof out of the injection orifice into the combustion chamber, and the nozzle assembly including a needle guide channel means for guiding the needle end there through to the injection orifice.
- 37. The waste oil burning device as defined in claim 25, and a filter located on the circulatory system at a position thereon downstream of the heater.
Parent Case Info
The present application is a co-pending continuation of application Ser. No. 07/345,953, now abandoned filed May 1, 1989.
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Continuations (1)
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Number |
Date |
Country |
Parent |
345953 |
May 1989 |
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