CN210268734U - Liquid level measurement and temperature sensing integrated sensor - Google Patents
Liquid level measurement and temperature sensing integrated sensor Download PDFInfo
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- CN210268734U CN210268734U CN201921498099.7U CN201921498099U CN210268734U CN 210268734 U CN210268734 U CN 210268734U CN 201921498099 U CN201921498099 U CN 201921498099U CN 210268734 U CN210268734 U CN 210268734U
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- level measurement
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Abstract
The utility model discloses a collect liquid level measurement and temperature sensing in sensor of an organic whole, including shell, inner tube, integrated chip, temperature sensor, metal conducting strip and flange subassembly, be provided with the inlet port on the shell, the inner tube cooperation is in the shell, the shell is in the same place with flange subassembly upper and lower assembly, is provided with the heat conduction post on the flange subassembly, the built-in ultrasonic transceiver of integrated chip, integrated chip and temperature sensor welding are on the metal conducting strip, and the metal conducting strip sets up in flange subassembly the inside, and the temperature sensor of welding on the metal conducting strip is connected with the heat conduction post of flange subassembly, the utility model discloses but sensor measuring machine oil liquid level, and real-time supervision machine oil temperature.
Description
Technical Field
The utility model relates to an auto-parts's technical field especially indicates a collect liquid level measurement and temperature sensing in sensor of an organic whole.
Background
The engine oil plays the function of lubrication, bearing and heat transfer in the operation of automobile parts, and engine oil mass is too much can produce bigger resistance for the engine, and the engine oil shortage influences lubrication and heat dissipation again, and in case the engine oil temperature or pressure are unusual, various problems also can appear in the engine.
The existing automobile is provided with a sensor for measuring the oil level, the sensor can only measure the oil level generally, but cannot measure the oil temperature or accurately measure the oil temperature, and the actual oil temperature cannot be transmitted to a vehicle host or accurately fed back to the real-time oil temperature.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the not enough of the unable real-time feedback machine oil temperature of machine oil sensor among the prior art and provide measurable quantity machine oil liquid level, but a collection liquid level measurement and temperature sense monitoring sensor as an organic whole of real-time supervision machine oil temperature.
In order to achieve the above purpose, the solution of the present invention is:
a liquid level measurement and temperature sensing integrated sensor comprises a shell, an inner pipe, an integrated chip, a temperature sensor, a metal conducting strip and a flange assembly, wherein an oil inlet hole is formed in the shell, the inner pipe is matched in the shell, the shell and the flange assembly are assembled together from top to bottom, a heat conducting column is arranged on the flange assembly, an ultrasonic transceiver is arranged in the integrated chip, the integrated chip and the temperature sensor are welded on the metal conducting strip, and an insert of the metal conducting strip is molded in the flange assembly, so that the temperature sensor is molded on the corresponding heat conducting column.
Further, the shell surrounds the outside of the inner pipe, the inner pipe is inserted into the shell, and the inner pipe and the outer pipe are in interference fit through rib structures on the inner wall of the shell and/or the periphery of the inner pipe.
Further, collect liquid level measurement and temperature sensing in an organic whole sensor still includes the integrated chip lid, and the integrated chip lid is pasted on the integrated chip through glue.
Further, a collect liquid level and measure and temperature sensing in sensor still includes the sealing washer, the top surface of flange subassembly is provided with a seal groove, and sealing washer interference fit is in the seal groove of flange subassembly.
Furthermore, two metal pins are arranged on the temperature sensor and welded on the metal conducting strip, three pins are arranged on the metal conducting strip and respectively comprise a power supply end, a grounding end and a signal output end, and the three pins of the metal conducting strip are in one-to-one corresponding fit with the harness end of the counterpart member of the vehicle.
Further, the top surface of shell is provided with the exhaust hole.
Furthermore, the integrated chip and the temperature sensor are respectively connected with a host of the vehicle through metal conducting strips.
Furthermore, the metal conducting plate is of an L-shaped structure, one end of the metal conducting plate is arranged on one side of the heat conducting column of the flange assembly, and the temperature sensor is welded on one end, corresponding to the heat conducting column, of the metal conducting plate.
Further, the flange assembly and the housing are fixed together by laser welding.
After the structure is adopted, the utility model relates to a collect liquid level measurement and monitor sensor as an organic whole is felt to temperature has following effect:
the integrated chip of the utility model is connected with the host of the vehicle through the metal conducting strip, so that the oil level height measured by the integrated chip can be displayed on the instrument panel in real time, and the instrument panel can know whether the current oil level is higher, lower or at the intermediate value; when the engine oil level is higher or lower, an alarm can be reported on an instrument panel to remind a driver of whether the engine oil of the vehicle needs to be increased or reduced; the vehicle driving process is also the height of real-time detection machine oil liquid level, when the vehicle brakes suddenly, refuels, leads to the machine oil liquid level to rise sharply or descend when turning or climbing downhill path, the integrated chip can filter the information of the machine oil liquid level change that this kind of anomaly leads to, can not give the driver with these wrong information feedbacks, mislead the driver to think that machine oil is not enough or increases.
The utility model discloses the heat conduction post of temperature sensor flange subassembly to through the host computer of metal conducting strip connection vehicle, heat conduction post direct contact machine oil, the temperature of machine oil passes through the heat conduction post and transmits for temperature sensor, makes temperature sensor can obtain the temperature of machine oil in real time, the monitoring machine oil temperature of being convenient for and give the vehicle host computer with machine oil temperature real-time transfer.
The utility model discloses the top design has the exhaust hole on the shell, and when vehicle engine leads to machine oil to sneak into a large amount of bubbles because the motion, the bubble gets into between shell and the inner tube, because the buoyancy of bubble, the bubble can the upward movement to make the bubble can follow the exhaust hole discharge at 1 top of shell.
The outer casing and the inner tube can be designed to different heights to accommodate the measurement of the heights of different oil levels.
Drawings
Fig. 1 is an exploded perspective view of the present invention.
Fig. 2 is a perspective combination view of the present invention.
Fig. 3 is an exploded view of the flange assembly, the metal conductive sheet and the temperature sensor according to the present invention.
Fig. 4 is a combination diagram of the metal conducting strip and the temperature sensor according to the present invention.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 to 4, the utility model discloses a collect liquid level measurement and temperature sensing in a sensor, it includes shell 1, inner tube 2, sealing washer 3, integrated chip lid 4, integrated chip 5, temperature sensor 6, metal conducting strip 7 and flange subassembly 8.
The outer shell 1 and the flange component 8 are assembled together up and down, so that an installation space is formed between the outer shell 1 and the flange component 8, the inner tube 2, the integrated chip cover 4, the integrated chip 5, the temperature sensor 6 and the metal conducting strip 7 are arranged in the installation space, and the outer shell 1 is provided with an oil inlet 11.
The inner tube 2 is used for storing engine oil so as to measure the level of the engine oil, the outer shell 1 and the inner tube 2 can be designed to be different in height so as to adapt to the measurement of the heights of different engine oil levels, the outer shell 1 surrounds the outer tube 2, and the inner tube 2 is inserted into the outer shell 1 and is in interference fit together through an inner rib structure.
The sealing ring 3 is used for sealing engine oil and an oil pan, a sealing groove 81 is formed in the top surface of the flange assembly 8, and the sealing ring 3 is in interference fit in the sealing groove 81.
The integrated chip 4 is used for covering the integrated chip 5, and an ultrasonic transceiver is arranged in the integrated chip 5 and can send out ultrasonic waves and receive the ultrasonic waves. The ic lid 4 is disposed on the ic 5 and is adhered to the ic 5 by glue.
The metal conducting plate 7 is injected into the flange assembly 8, the flange assembly 8 is provided with a heat conducting column 82, the metal conducting plate 7 is injected on the heat conducting column 82 of the flange assembly 8, and the metal conducting plate 7 is used for welding the integrated chip 5 and the temperature sensor 6 and conducting communication; the flange assembly 8 and the shell 1 are fixed together through laser welding, the integrated chip 5 is welded on a metal conducting sheet in the flange assembly 8 through laser, and the temperature sensor 6 is welded on a metal conducting sheet 7 in the flange assembly 8 through laser.
The temperature sensor 6 is used for measuring the temperature of the engine oil, and two metal pins 61 arranged on the temperature sensor 6 can be used for being welded and fixed with the metal conducting strips 7. Three pins, namely a power supply end 71, a grounding end 72 and a signal output end 73, are arranged on the metal conducting plate 7, and the three pins of the metal conducting plate 7 are correspondingly matched with the harness end of the counterpart member of the vehicle.
The flange component 8 is formed by injection molding, the temperature sensor 6 firstly welds two metal pins on the metal conducting plate 7 by a laser welding process, then the metal conducting plate 7 integrated with the temperature sensor 6 is placed in a mold of the flange component 8 in advance, the metal conducting plate 7 with the temperature sensor 6 is embedded into the flange component 8 by an insert injection molding process, and the temperature sensor 1 is injected on the heat conducting column 82 of the flange component 3; therefore, the temperature of the engine oil can be transmitted to the temperature sensor 6 through the heat conducting column 82 on the flange component 8, the real-time accurate temperature of the engine oil can be obtained, and the temperature is transmitted to the vehicle host machine through the signal pin on the metal conducting strip 7. Therefore, the real-time accurate measurement of the temperature of the engine oil is realized.
The utility model discloses during the assembly, mould plastics metal conducting strip 7 in flange subassembly 8 the inside, inner tube 2 inserts shell 1 the inside, and integrated chip 5 and the 6 laser welding of temperature sensor are on the metal conducting strip of flange subassembly 8 the inside, and integrated chip lid 4 is pasted on integrated chip 5 through glue, and flange subassembly 8 and shell 1 pass through the laser welding subassembly, and 3 cards of sealing washer form 81 in flange subassembly 8's seal groove the utility model discloses the product.
Preferably, the top of the outer casing 1 is designed with an exhaust hole 12, when a large amount of bubbles are mixed into the engine oil due to movement of the vehicle engine, in order to avoid the bubbles entering the inner tube 2 and affecting the measurement of the ultrasonic wave, when the bubbles enter between the outer casing 1 and the inner tube 2, the bubbles will move upwards due to the buoyancy of the bubbles, so that the bubbles can be exhausted from the exhaust hole at the top of the outer casing 1.
The integrated chip 5 and the temperature sensor 6 are respectively connected with a host of a vehicle, so that the measured oil level height can be displayed on an instrument panel in real time, and a driver can know whether the current oil level is higher, lower or at a middle value through the instrument panel; when the engine oil level is higher or lower, an alarm can be reported on an instrument panel to remind a driver of whether the engine oil of the vehicle needs to be increased or less. But the height of vehicle driving process real-time detection machine oil liquid level, when the vehicle suddenly brakes, refuels, leads to the machine oil liquid level to rise sharply or when descending when turning or climbing downhill path, integrated chip 5 can filter the information of the machine oil liquid level change that this type of anomaly caused, can not give the driver with these wrong information feedbacks, mislead the driver and think that machine oil is not enough or increases. Through temperature sensor 6, can obtain the temperature of machine oil in real time, be convenient for monitor machine oil temperature and give the vehicle host computer with machine oil temperature real-time transfer.
Assemble in the vehicle, will the utility model discloses assemble the bottom at the oil pan, shell 1 inserts in the oil pan the inside, make all components of flange subassembly 8 top all soak in the machine oil the inside, sealing washer 3 is isolated with oil pan and flange subassembly 8, play the sealed effect between oil pan and the sensor, there is inlet port 11 on shell 1, machine oil can enter into inner tube 2 the inside from inlet port 11, fill inner tube 2, make inner tube 2 and external machine oil keep the same height, send the ultrasonic wave through the built-in ultrasonic transceiver in the beneath integrated chip 5 of inner tube 2, the ultrasonic wave that sends arrives the machine oil of inner tube 2 the inside and the boundary surface of air, the ultrasonic wave can reflect back, received by integrated chip 5's ultrasonic transceiver, integrated chip 5 can take notes the ultrasonic wave from launching to receiving the time t of making a round trip once, this time t gets back the round trip stroke s with ultrasonic velocity product v and gets back again except that 2 is final this kind of stroke s The oil level in the inner tube 2, i.e. the oil level height of this oil pan. The sensor transmits the height information of the oil level to the vehicle host, and the vehicle host can display the information on a vehicle instrument panel according to the oil level information. The built-in heat conduction post 82 of moulding plastics on flange subassembly 8 of temperature sensor 6 through heat conduction post, can conduct temperature sensor 6 with the temperature of machine oil, and then can record the temperature of machine oil, gives the vehicle host computer with temperature information transmission through the metal conducting strip.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.
Claims (9)
1. A sensor integrating liquid level measurement and temperature sensing is characterized by comprising a shell, an inner pipe, an integrated chip, a temperature sensor, a metal conducting strip and a flange assembly, wherein an oil inlet hole is formed in the shell, the inner pipe is matched in the shell, the shell and the flange assembly are assembled together up and down, a heat conducting column is arranged on the flange assembly, an ultrasonic transceiver is arranged in the integrated chip, the integrated chip and the temperature sensor are welded on the metal conducting strip, and an insert of the metal conducting strip is injected into the flange assembly so that the temperature sensor is injected onto the corresponding heat conducting column.
2. The integrated level measurement and temperature sensing sensor of claim 1, wherein: the outer shell is surrounded outside the inner pipe, the inner pipe is inserted into the outer shell, and the outer shell and the inner pipe are in interference fit through rib structures on the inner wall of the outer shell and/or the periphery of the inner pipe.
3. The integrated level measurement and temperature sensing sensor of claim 1, wherein: the integrated chip cover is stuck on the integrated chip through glue.
4. The integrated level measurement and temperature sensing sensor of claim 1, wherein: the sealing ring is arranged on the top surface of the flange assembly and is in interference fit with the sealing groove of the flange assembly.
5. The integrated level measurement and temperature sensing sensor of claim 1, wherein: the temperature sensor is characterized in that two metal pins are arranged on the temperature sensor and welded on a metal conducting strip, three pins are arranged on the metal conducting strip and respectively serve as a power supply end, a grounding end and a signal output end, and the three pins of the metal conducting strip are matched with a wire harness end of an opponent of a vehicle in a one-to-one correspondence mode.
6. The integrated level measurement and temperature sensing sensor of claim 1, wherein: the top surface of the shell is provided with an exhaust hole.
7. The integrated level measurement and temperature sensing sensor of claim 1, wherein: the integrated chip and the temperature sensor are respectively connected with a host of the vehicle through metal conducting strips.
8. The integrated level measurement and temperature sensing sensor of claim 1, wherein: the metal conducting plate is of an L-shaped structure, one end of the metal conducting plate is arranged on one side of the heat conducting column of the flange assembly, and the temperature sensor is welded on one end, corresponding to the heat conducting column, of the metal conducting plate.
9. The integrated level measurement and temperature sensing sensor of claim 1, wherein: the flange assembly and the housing are fixed together by laser welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921498099.7U CN210268734U (en) | 2019-09-10 | 2019-09-10 | Liquid level measurement and temperature sensing integrated sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921498099.7U CN210268734U (en) | 2019-09-10 | 2019-09-10 | Liquid level measurement and temperature sensing integrated sensor |
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| Publication Number | Publication Date |
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| CN210268734U true CN210268734U (en) | 2020-04-07 |
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| CN201921498099.7U Active CN210268734U (en) | 2019-09-10 | 2019-09-10 | Liquid level measurement and temperature sensing integrated sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112483216A (en) * | 2020-12-24 | 2021-03-12 | 宁波哈金森汽车零部件有限公司 | Sensor for simultaneously detecting engine oil liquid level and engine oil temperature |
-
2019
- 2019-09-10 CN CN201921498099.7U patent/CN210268734U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112483216A (en) * | 2020-12-24 | 2021-03-12 | 宁波哈金森汽车零部件有限公司 | Sensor for simultaneously detecting engine oil liquid level and engine oil temperature |
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