CN-121994330-A - Integrated oil level sensor with heater

CN121994330ACN 121994330 ACN121994330 ACN 121994330ACN-121994330-A

Abstract

The invention discloses an integrated oil level sensor with a heater, and belongs to the technical field of oil level sensors. The intelligent oil level monitoring device comprises an integrated seat, a flow medium temporary storage module, a heating unit and an oil level sensing unit, wherein the integrated seat comprises a cylinder seat embedded with an oil tank, a flange ring fixed with the oil tank is integrally formed outside the cylinder seat, a screw sleeve is integrally formed at the center of the cylinder seat, the flow medium temporary storage module comprises a flow storage hopper, and the flow storage hopper is screwed at the top of the inner side of the cylinder seat; the flow storage hopper is arranged outside the screw sleeve; the upper parts of the two sides of the flow storage hopper are directly opposite to the liquid taking pipe and the pressure relief pipe; the integrated oil level sensor with the heater can perform low-temperature heating wax removal and oil flushing reflux on the detection rod, and ensures the cleanliness of the detection rod.

Inventors

DONG SHIEN
ZHONG YI

Assignees

济南德卡汽车科技有限公司

Dates

Publication Date: 20260508
Application Date: 20260129

Claims (10)

1. An integrated oil level sensor with a heater, comprising: the integrated seat comprises a cylinder seat embedded with the oil tank, a flange ring fixed with the oil tank is integrally formed outside the cylinder seat, a screw sleeve is integrally formed at the center of the cylinder seat, The temporary storage module for the flow medium comprises a flow storage hopper which is screwed on the top of the inner side of the cylinder seat, wherein the flow storage hopper is arranged outside the screw sleeve, and the upper parts of the two sides of the flow storage hopper are directly opposite to and screwed with a liquid taking pipe and a pressure relief pipe; The heating unit comprises an annular plate with a hollow inside, a spiral pipe is fixed at the bottom of the annular plate, a heat conduction pipe is fixed at the top of the annular plate, a plurality of ear seats are integrally formed outside the annular plate, the ear seats are fastened with the inner sides of the cylinder seats through bolts, the heat conduction pipe movably penetrates out of the top of the cylinder seats, the top of the cylinder seat is integrally formed outside the heat conduction pipe, a spiral pipe seat is screwed outside the spiral pipe seat, a heater is screwed outside the spiral pipe seat, sealing heads are screwed at the top of the heat conduction pipe, heat conduction oil is filled inside the heat conduction pipe, the annular plate and the spiral pipe, and the heating end of the heater is used for heating the heat conduction oil; The oil level sensing unit comprises a detection rod which is screwed with the screw sleeve, the detection rod movably penetrates through the flow storage hopper, a controller is fixed at the center of the top surface of the integrated seat, the detection end of the detection rod is connected to the controller, the heating unit is in communication connection with the controller, and the controller is provided with a collection connector and a power supply connector.
2. The integrated oil level sensor with a heater according to claim 1, wherein the oil return pipeline output end is fixedly provided with a sampling inclined tee joint, one output end of the sampling inclined tee joint is connected with a hose, and the other output end of the sampling inclined tee joint is arranged in a hollow mode.
3. The integrated oil level sensor with the heater according to claim 1, wherein the heater comprises a heat insulation sleeve screwed with a screw pipe seat, a heat insulation sleeve is fixed inside the heat insulation sleeve, a heating pipe is fixed inside the heat insulation sleeve, and the heating pipe is an electromagnetic heating coil sleeved outside the heat conduction pipe or a heating wire wound and fixed with the heat conduction pipe.
4. The integrated oil level sensor with a heater as set forth in claim 1, wherein a temperature transmitter is fixed at the bottom of the inner side of the cylinder seat, and the temperature transmitter is connected to a controller.
5. The integrated oil level sensor with the heater of claim 1, wherein the cylinder seat is screwed with an isolation pipe at the lower part of the flange ring, the bottom of the isolation pipe is of a hollow structure, the side part of the isolation pipe is provided with a circulation groove, the spiral pipe is fixedly wound with a detection rod, and the detection rod is made of insulating heat-conducting plastic.
6. The integrated heater oil level sensor of claim 1, wherein the sensing rod is a float-type sensing rod or a no-float-type sensing rod.
7. The integrated oil level sensor with a heater as set forth in claim 1, wherein the bottom of the accumulator is integrally formed with an extension pipe section, and a gap between an inner wall of the extension pipe section and an outer wall of the detection rod is 0.5-2mm.
8. The integrated oil level sensor with a heater as set forth in claim 1, wherein a limit seat is fixed to the bottom of the isolation tube, and the limit seat is fixed to the bottom of the inner side of the oil tank.
9. The integrated oil level sensor with the heater according to claim 1, wherein the two heat conducting pipes are fixed on the top of the annular plate, the heater comprises a butt joint pipe screwed on the top of the heat conducting pipes, a pipe protection sleeve is sleeved outside the butt joint pipe, the pipe protection sleeve is screwed and fixed with the spiral pipe seat, the butt joint pipe is connected to the heat source supply module through a circulation loop, and a cut-off valve is arranged on the circulation loop.
10. The integrated oil level sensor with a heater as set forth in claim 9, wherein the heat source supply module is a hydraulic circuit or a heating jacket, the heating blanket is sleeved outside the exhaust manifold, the circulation circuit is connected with the heating jacket, and the circulation circuit is connected in parallel with the hydraulic circuit.

Description

Integrated oil level sensor with heater Technical Field The invention particularly relates to an integrated oil level sensor with a heater, and belongs to the technical field of oil level sensors. Background The oil level sensor is a vehicle fuel supply system, the working stability of the oil level sensor directly influences the operation safety of equipment, the existing oil level sensor is as shown in China patent authority publication No. CN118730246B, the oil level sensor for detecting the oil quantity of an oil tank comprises a sealing plate and an installation table integrally formed on the upper surface of the sealing plate, a liquid level sensor and a float oil quantity sensor which are fixed on the lower surface of the installation table, the structure of the float in the existing oil level sensor is improved, the float has a larger measuring range, the measuring precision of the oil level is improved, the measuring path of the float is limited, the oil level sensor can not realize the oil level detection in a low-temperature environment, such as-20 ℃ to-40 ℃, the phenomenon of wax deposition is easily caused in diesel oil in the oil tank of a truck, the outside of the detection rod is caused, the sliding smoothness of the float is influenced, the precision of a detection path of the sensor and an electronic element is influenced, the response delay is caused, in the prior art, the problem of wax deposition of the sensor in the low-temperature environment is solved, the problem of the fuel tank is solved, such as a plurality of heating plates are connected to a fuel tank, the fuel tank is required to be heated, the fuel tank is obviously, the fuel tank is easy to be connected to a fuel tank is in a direct heating, and the fuel tank is in a safety-saving environment, and the fuel tank is easy to be connected to a fuel tank is in a safety-burning environment, and the fuel tank is easy, and the accident is easy, and the fuel is easy to be connected to the fuel. Disclosure of Invention In order to solve the problems, the invention provides an integrated oil level sensor with a heater, which can perform low-temperature heating wax removal and oil flushing reflux on a detection rod, and ensure the cleanliness of the detection rod. The invention provides an integrated oil level sensor with a heater, which comprises: the integrated seat comprises a cylinder seat embedded with the oil tank, a flange ring fixed with the oil tank is integrally formed outside the cylinder seat, a screw sleeve is integrally formed at the center of the cylinder seat, The temporary storage module for the flow medium comprises a flow storage hopper which is screwed on the top of the inner side of the cylinder seat, wherein the flow storage hopper is arranged outside the screw sleeve, and the upper parts of the two sides of the flow storage hopper are directly opposite to and screwed with a liquid taking pipe and a pressure relief pipe; The heating unit comprises an annular plate with a hollow inside, a spiral pipe is fixed at the bottom of the annular plate, a heat conduction pipe is fixed at the top of the annular plate, a plurality of ear seats are integrally formed outside the annular plate, the ear seats are fastened with the inner sides of the cylinder seats through bolts, the heat conduction pipe movably penetrates out of the top of the cylinder seats, the top of the cylinder seat is integrally formed outside the heat conduction pipe, a spiral pipe seat is screwed outside the spiral pipe seat, a heater is screwed outside the spiral pipe seat, sealing heads are screwed at the top of the heat conduction pipe, heat conduction oil is filled inside the heat conduction pipe, the annular plate and the spiral pipe, and the heating end of the heater is used for heating the heat conduction oil; The oil level sensing unit comprises a detection rod which is screwed with the screw sleeve, the detection rod movably penetrates through the flow storage hopper, a controller is fixed at the center of the top surface of the integrated seat, the detection end of the detection rod is connected to the controller, the heating unit is in communication connection with the controller, and the controller is provided with a collection connector and a power supply connector. When the integrated oil level sensor with the heater is installed, the cylinder seat of the integrated seat is embedded with the top of the oil tank and is fixed with the oil tank through the flange ring, the acquisition connector and the power supply connector on the controller are connected to the ECU of the vehicle through the wire harness plug-in, the detection rod vertically stretches into the bottom of the oil tank, the detection rod rises and falls along with the oil level, an oil level signal is generated, filtered and amplified by the signal conditioning module and then transmitted to the controller, the temperature transmitter acquires the oil temperature in real time, wh