CN212400794U - Passenger car external tire pressure control system detection device - Google Patents
Passenger car external tire pressure control system detection device Download PDFInfo
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- CN212400794U CN212400794U CN202020674064.0U CN202020674064U CN212400794U CN 212400794 U CN212400794 U CN 212400794U CN 202020674064 U CN202020674064 U CN 202020674064U CN 212400794 U CN212400794 U CN 212400794U
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- Prior art keywords
- control system
- air
- tire pressure
- pressure control
- external tire
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0408—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
- B60C23/0481—System diagnostic, e.g. monitoring battery voltage, detecting hardware detachments or identifying wireless transmission failures
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mechanical Engineering (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The utility model relates to an external tire pressure control system detection device of passenger car, including air supply feed system, atmospheric control system and data acquisition system, air supply feed system link to each other with atmospheric control system, atmospheric control system pass through gas circuit switching system and link to each other with the wheel, one side of wheel install image sound signal collection system, image sound signal collection system link to each other with data acquisition system, data acquisition system and atmospheric control system link to each other. The utility model discloses simple structure, conveniently carry, convenient operation can realize the closed-loop control of tire pressure, also can satisfy the tire pressure simultaneously and detect the function.
Description
Technical Field
The utility model relates to an automobile detection device field especially relates to an external tire pressure control system detection device of passenger car.
Background
Tire Pressure Monitoring Systems (TPMS) are becoming the standard configuration in the field of active safety of automobiles, and casualties caused by Tire burst are always the top list in accidents on highways. And the tire pressure is low and is known to be a main cause of tire burst. In addition, too low a tire pressure may lead to a reduction in tire life and an increase in vehicle fuel consumption. The related company researches that as for the tire, the abrasion speed of the tire when the air pressure is too low is 2-3 times of that of the tire when the tire pressure is normal; when the tire pressure is lower than the normal tire pressure by 30%, the oil consumption is obviously increased, and corresponding detection equipment is required to accurately detect whether the monitoring system can stably work or not and accurately display data. Therefore, tire pressure monitoring is an important index of driving safety, the existing equipment for detecting the tire pressure monitoring function of the passenger vehicle has single function, large structure and inconvenient carrying and operation, and can not meet the requirement of detection under the condition of high-speed running of wheels.
Disclosure of Invention
The utility model aims to solve the technical problem that an external tire pressure control system detection device of passenger car is provided, simple structure, conveniently carry, convenient operation can realize the closed-loop control of tire pressure, also can satisfy the tire pressure simultaneously and detect the function.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an external tire pressure control system detection device of passenger car, includes air supply feed system, atmospheric control system and data acquisition system, air supply feed system and atmospheric control system link to each other, atmospheric control system pass through gas circuit switching system and link to each other with the wheel, one side of wheel install image sound signal collection system, image sound signal collection system and data acquisition system link to each other, data acquisition system and atmospheric control system link to each other.
Furthermore, the air source supply system comprises a low-voltage power supply and a double-motor air pump which are connected, the double-motor air pump is connected with the air tank through an air pipe, and a stop valve is installed on the air pipe.
Further, a pressure sensor and a pressure limiting valve are mounted on the gas tank.
Further, a gas distribution exhaust is arranged between the gas tank and the air pressure control system.
Preferably, the air pressure control system comprises a plurality of groups of valve banks and a bus control device which are connected in parallel, and each valve bank comprises an electric control stop valve, a check valve, an electric control air release valve and an air pressure sensor which are connected in series.
Preferably, the air path switching system comprises a mounting disc and a rotary joint, the mounting disc is connected with the wheels through a plurality of locking nuts, and the mounting disc is connected with the rotary joint.
Preferably, the rotary joint comprises a rotor and a stator which are axially connected, an air inlet is formed in the rotor, an air outlet is formed in the stator, the air inlet and the air outlet are communicated through a communicated air passage, and a plurality of mounting threaded holes connected with the mounting disc are formed in the end face of the rotor.
Furthermore, the image and sound signal acquisition system comprises a sound and image signal acquisition device and a camera connected with the sound and sound signal acquisition device, and a microphone is arranged on the camera.
Has the advantages that: the utility model relates to an external tire pressure control system detection device of passenger car, it is all very convenient to install and carry, only needs fixed gas circuit switching system, after setting up the threshold value, the system just can judge by oneself whether tire pressure is normal, carries out automatic gassing of filling, and then forms closed loop system, has video audio signal collection system, can monitor header board alarm signal and the interior warning sound feedback of car simultaneously and give data acquisition system and then form the double insurance.
Drawings
Fig. 1 is a schematic diagram of the system of the present invention.
Fig. 2 is a schematic structural diagram of the air supply system of the present invention.
Fig. 3 is a schematic structural diagram of the pneumatic control system of the present invention.
Fig. 4 is a schematic structural view of the rotary joint of the present invention.
The figure is as follows: 1. a low voltage power supply; 2. a double-motor air pump; 3. a stop valve; 4. a gas tank; 5. a pressure sensor; 6, a pressure limiting valve; 7. gas distribution and discharge; 8. a pneumatic control system; 8.1, an electrically controlled stop valve; 8.2, a one-way valve; 8.3, an electric control air release valve; 8.4, an air pressure sensor; 9. a data acquisition system; 10. a sound image signal collector; 11. a camera; 12. locking the nut; 13. mounting a disc; 14. a rotary joint; 14.1, a rotor; 14.2, a stator; 14.3, installing a threaded hole; 14.4, an air inlet; 14.5, an air outlet; 15. and (7) wheels.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
As shown in fig. 1-4, the utility model discloses an embodiment relates to an external tire pressure control system detection device of passenger car, including air supply feed system, atmospheric control system and data acquisition system, air supply feed system and atmospheric control system link to each other, atmospheric control system pass through gas circuit switching system and link to each other with wheel 15, one side of wheel 15 install image sound signal collection system, image sound signal collection system and data acquisition system 9 link to each other, data acquisition system 9 and atmospheric control system link to each other.
The air source supply system comprises a low-voltage power supply 1 and a double-motor air pump 2 which are connected, the double-motor air pump 2 is connected with an air tank 4 through an air pipe, and a stop valve 3 is installed on the air pipe.
The gas tank 4 is provided with a pressure sensor 5 and a pressure limiting valve 6, which can prevent the gas pressure in the gas tank 4 from being overlarge.
And an air distribution row 7 is arranged between the air tank 4 and the air pressure control system, and can disperse air flow generated by the air source supply system and lead the air flow into each valve group in the air pressure control system 8.
The air pressure control system 8 comprises a plurality of groups of valve banks connected in parallel and a bus control device 8.5, each valve bank is composed of an electric control stop valve 8.1, a one-way valve 8.2, an electric control air release valve 8.3 and an air pressure sensor 8.4 which are connected in series, and the electric control stop valve 8.1 is communicated with a corresponding air distribution interface of the air distribution row 7.
The air path switching system comprises a mounting disc 13 and a rotary joint 14, wherein the mounting disc 13 is connected with a wheel 15 through a plurality of locking nuts 12, and the mounting disc 13 is connected with the rotary joint 14.
The rotary joint 14 comprises a rotor 14.1 and a stator 14.2 which are axially connected, an air inlet 14.4 is formed in the rotor 14.1, an air outlet 14.5 is formed in the stator 14.2, the air inlet 14.4 is communicated with the air outlet 14.5 through a communicating air passage, a plurality of mounting threaded holes 14.3 connected with the mounting disc 13 are formed in the end face of the rotor 14.1, and the air outlet 14.5 of the stator 14.2 is connected with an air pressure sensor 8.4 of the air pressure control system 8.
The image and sound signal acquisition system comprises a sound and image signal acquisition device 10 and a camera 11 connected with the sound and sound signal acquisition device, wherein a microphone is arranged on the camera 11.
As an embodiment of the present invention:
the whole system is self-checked after being electrified, a tire pressure threshold value is set, and the system judges whether the tire pressure is normal or not.
If the tyre pressure is low, the air pressure data acquisition system 9 sends out an instruction to enable the electric control stop valve 8.1 to work, and the gas stored in the gas tank 4 can be pumped into the under-pressure tyre.
If the tire pressure is too high, the air pressure data acquisition system 9 sends an instruction to close the electric control stop valve 8.1, so that the electric control air release valve 8.3 works, and the system monitors the tire pressure in real time, so that the tire pressure is kept at a set value. The camera 11 in the video and audio signal acquisition system 10 can acquire an alarm signal of an automobile instrument panel and an alarm sound in the automobile in real time and feed back the alarm signal and the alarm sound to the air pressure data acquisition system 9, and meanwhile, bidirectional monitoring is realized.
After the double-motor air pump 2 is powered by the low-voltage power supply 1, the double-motor air pump 2 works to store air into the air tank 4, the pressure sensor can monitor the pressure of the air tank 4 in real time, and the pressure limiting valve 6 and the stop valve 3 enable the air tank 4 to be always maintained at a set value.
The air pressure control system 8 comprises four independent air paths which are respectively connected with four wheels, an electric control stop valve 8.1 controls whether each path of air passes through or not, a one-way valve 8.2 ensures that each path of air can only flow in one direction, air outlets of air distribution and exhaust pipes 7 flow to corresponding wheel tires, an electric control air release valve 8.3 controls each path of air to be released, and an air pressure sensor 8.4 monitors whether the tire pressure of each tire is maintained at a correct threshold value or not.
Waist-shaped holes in a mounting disc 13 of the air path switching system are fixed with wheel hub bolts through locking screws 12, and threaded holes in the mounting disc 13 are fastened with mounting threaded holes 14.3 of a rotor 14.1 in a rotary joint 14 through bolts. An air inlet 14.4 on the rotor 14.1 is connected with an air valve of a tire through a PV air pipe with the outer diameter of 8mm, an air outlet 14.5 on the stator 14.2 is connected with an air pressure sensor 8.4 through the PV air pipe with the outer diameter of 8mm, and a fixing threaded hole on the stator 14.2 is connected with a hub.
The utility model discloses it is all very convenient to install and carry, only needs fixed gas circuit switching system, sets up after the threshold value, and whether the system just can judge tire pressure by oneself is normal, carries out automatic gassing of filling, and then forms closed loop system, has video audio signal collection system, can monitor simultaneously that car instrument board alarm signal and car are interior to report to data acquisition system and then form the double insurance.
Claims (8)
1. The utility model provides an external tire pressure control system detection device of passenger car, includes air supply feed system, atmospheric control system and data acquisition system, its characterized in that, air supply feed system and atmospheric control system link to each other, atmospheric control system pass through gas circuit switching system and link to each other with wheel (15), one side of wheel (15) install image sound signal collection system, image sound signal collection system and data acquisition system (9) link to each other, data acquisition system (9) link to each other with atmospheric control system.
2. The external tire pressure control system detecting device of a passenger vehicle according to claim 1, wherein: the air source supply system comprises a low-voltage power supply (1) and a double-motor air pump (2) which are connected, the double-motor air pump (2) is connected with an air tank (4) through an air pipe, and a stop valve (3) is installed on the air pipe.
3. The external tire pressure control system detecting device of a passenger vehicle according to claim 2, wherein: and a pressure sensor (5) and a pressure limiting valve (6) are arranged on the gas tank (4).
4. The external tire pressure control system detecting device of a passenger vehicle according to claim 2, wherein: and a gas distribution exhaust (7) is arranged between the gas tank (4) and the air pressure control system.
5. The external tire pressure control system detecting device of a passenger vehicle according to claim 1, wherein: the pneumatic control system (8) comprises a plurality of groups of valve banks and a bus control device (8.5) which are connected in parallel, and each valve bank is composed of an electric control stop valve (8.1), a one-way valve (8.2), an electric control air release valve (8.3) and a pneumatic sensor (8.4) which are connected in series.
6. The external tire pressure control system detecting device of a passenger vehicle according to claim 1, wherein: the air path switching system comprises a mounting disc (13) and a rotary joint (14), wherein the mounting disc (13) is connected with a wheel (15) through a plurality of locking nuts (12), and the mounting disc (13) is connected with the rotary joint (14).
7. The detecting device for the external tire pressure control system of the passenger vehicle as claimed in claim 6, wherein: the rotary joint (14) comprises a rotor (14.1) and a stator (14.2) which are axially connected, an air inlet (14.4) is formed in the rotor (14.1), an air outlet (14.5) is formed in the stator (14.2), the air inlet (14.4) is communicated with the air outlet (14.5) through a communicating air passage, and a plurality of mounting threaded holes (14.3) connected with a mounting disc (13) are formed in the end face of the rotor (14.1).
8. The detecting device for the external tire pressure control system of the passenger vehicle as claimed in claim 7, wherein: the image and sound signal acquisition system comprises a sound and image signal acquisition device (10) and a camera (11) connected with the sound and sound signal acquisition device, wherein a microphone is arranged on the camera (11).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921091289 | 2019-07-12 | ||
| CN2019210912897 | 2019-07-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212400794U true CN212400794U (en) | 2021-01-26 |
Family
ID=71866557
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010349182.9A Pending CN111497533A (en) | 2019-07-12 | 2020-04-28 | Passenger car external tire pressure control system detection device |
| CN202020674064.0U Expired - Fee Related CN212400794U (en) | 2019-07-12 | 2020-04-28 | Passenger car external tire pressure control system detection device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010349182.9A Pending CN111497533A (en) | 2019-07-12 | 2020-04-28 | Passenger car external tire pressure control system detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN111497533A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117533060A (en) * | 2024-01-10 | 2024-02-09 | 苏州途驰安电子科技有限公司 | Device suitable for matching learning of external tire pressure sensor |
-
2020
- 2020-04-28 CN CN202010349182.9A patent/CN111497533A/en active Pending
- 2020-04-28 CN CN202020674064.0U patent/CN212400794U/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN111497533A (en) | 2020-08-07 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210126 |