CN220009708U - Tire pressure supplementing control system based on tire pressure monitoring system and automobile - Google Patents
Tire pressure supplementing control system based on tire pressure monitoring system and automobile Download PDFInfo
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- CN220009708U CN220009708U CN202321473888.1U CN202321473888U CN220009708U CN 220009708 U CN220009708 U CN 220009708U CN 202321473888 U CN202321473888 U CN 202321473888U CN 220009708 U CN220009708 U CN 220009708U
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- 230000001502 supplementing effect Effects 0.000 title claims abstract description 35
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- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000012806 monitoring device Methods 0.000 description 1
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Abstract
The utility model discloses a tire pressure supplementing control system based on a tire pressure monitoring system, which comprises a tire pressure control unit, an instrument ICM, a tire pressure monitoring system and an inflation switch, wherein the tire pressure monitoring system is used for monitoring tire pressure signals of four wheels, the output end of the tire pressure monitoring system is connected to the tire pressure control unit, and the output end of the tire pressure control unit is connected to the instrument ICM and is used for sending the tire pressure monitoring signals through the instrument; the inflation switch is connected with the tire pressure control unit, the output end of the tire pressure control unit is connected to the air circuit switch, and the air circuit switch is arranged in the air circuit of the air supplementing system and used for controlling the opening and closing of air supplementing to the tire. The utility model realizes the automatic tire air supplement on the vehicle, is used for tire air supplement under emergency, improves the reliability of the running air pressure of the vehicle and improves the safety.
Description
Technical Field
The utility model relates to the field of automobile electric control, in particular to a tire pressure supplementing control system based on a tire pressure monitoring system.
Background
The tire pressure of the automobile tire is very important for the safety of the automobile, and the tire pressure monitoring system is often arranged in the automobile in the prior art to detect the tire pressure, so that a user can repair the automobile in time when the tire pressure is insufficient. Tire Pressure Monitoring System (TPMS), english Tire Pressure Monitor System. The automatic monitoring device has the functions of automatically monitoring the tire pressure in real time in the running process of the automobile and alarming the air leakage and low air pressure of the tire so as to ensure the running safety.
Currently, tire pressure monitoring systems are largely classified into direct type and indirect type.
Direct Pressure-Sensor Based TPMS, PSB, is a system that uses sensors mounted in each tire or on the tire valve to directly measure the air Pressure and temperature of the tire, uses wireless transmitters to transmit Pressure and temperature information from the tire to a central receiver module, and then displays the Pressure and temperature data of each tire. When the tire pressure is insufficient, the tire pressure is too high, the temperature is too high or air leaks, the system can automatically alarm, such as medium-high tire pressure monitoring. The tire pressure monitoring is visual and accurate, the driving safety can be well guaranteed, and the disadvantage is high cost.
The Wheel Speed sensor of the ABS system of the automobile is used for comparing the rotation Speed difference between tires so as to achieve the aim of monitoring the tire pressure. The ABS determines whether the wheel is locked by the wheel speed sensor, thereby deciding whether to activate the anti-lock system. When the tire pressure is reduced, the weight of the vehicle can reduce the diameter of the tire, and the change of the vehicle speed can be caused, so that the change can be used for triggering an alarm system to warn a driver, the cost is low, specific numerical values cannot be directly measured, and the vehicle is not intuitive.
Whatever tire pressure monitoring system must be used on the vehicle to meet the legal requirements, the tire pressure monitoring and alarming can timely find low pressure or air leakage, and the use safety of the vehicle is ensured. And when the tire pressure is low or insufficient, the tire is subjected to air supplement. And there is the tire that can aerify, but an automatic inflation's wheel like application number 201010204303.7, is connected through the trachea with the tire valve through the gas outlet of air pump, can carry out automatic inflation to the tire, convenient and practical. However, only a vehicular inflation scheme is provided, and the vehicle can be inflated rapidly, but along with the development of the intellectualization and automation of the vehicle, higher requirements are also put forward on the control of the vehicle, whether the vehicle is inflated or not is controlled manually, so that the control authority of a user on the vehicle is ensured, and how to realize the inflation control on the automatically inflatable wheels is a problem to be considered in the utility model, and no related technical disclosure exists in the prior art.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a tire pressure supplementing control system based on a tire pressure monitoring system, which controls whether supplementing inflation is performed or not in a switch control mode.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the tire pressure supplementing control system based on the tire pressure monitoring system comprises a tire pressure control unit, an instrument ICM, a tire pressure monitoring system and an inflation switch, wherein the tire pressure monitoring system is used for monitoring tire pressure signals of four wheels, the output end of the tire pressure monitoring system is connected to the tire pressure control unit, and the output end of the tire pressure control unit is connected to the instrument ICM and is used for sending out the tire pressure monitoring signals through the instrument; the inflation switch is connected with the tire pressure control unit, the output end of the tire pressure control unit is connected to the air circuit switch, and the air circuit switch is arranged in the air circuit of the air supplementing system and used for controlling the opening and closing of air supplementing to the tire.
The air supplementing system comprises an electric control air compressor, a vacuum booster, an air storage cylinder and a pressure limiting valve, wherein an air inlet part of the electric control air compressor is connected with the vacuum booster, an air outlet part of the electric control air compressor is connected with the air storage cylinder, and the air storage cylinder is connected to air valves of four wheels after passing through the pressure limiting valve through an air pipe.
The gas circuit switch is connected in series in the gas pipe loop and used for controlling the on and off of the gas pipe.
The tire pressure control unit is connected with the delay device and is used for automatically closing the air passage switch after the delay reaches the set time.
The tire pressure monitoring system includes a direct tire pressure monitoring system PSB and or an indirect tire pressure monitoring system WSB.
When the tire pressure monitoring system is an indirect tire pressure monitoring system WSB, the tire pressure control unit is connected with the tire pressure resetting switch and is used for sending a tire pressure resetting signal to the tire pressure monitoring system.
An automobile comprises the tire pressure supplementing control system based on the tire pressure monitoring system.
The utility model has the advantages that: the vehicle-mounted automatic tire air supplementing device has the advantages that the vehicle-mounted automatic tire air supplementing is realized, the tire air supplementing device is used for tire air supplementing under emergency conditions, the reliability of the running air pressure of a vehicle is improved, and the safety is improved; the inflation control system is simple and easy to operate, and can provide user experience; the system control component has low cost and convenient realization; the method is suitable for two monitoring systems, namely a direct monitoring system and an indirect monitoring system, and has strong applicability.
Drawings
The contents of the drawings and the marks in the drawings of the present specification are briefly described as follows:
FIG. 1 is a schematic diagram of a control system according to the present utility model;
fig. 2 is a schematic diagram of a control system for a direct tire pressure monitoring system according to the present utility model;
fig. 3 is a schematic diagram of a control system for an indirect tire pressure monitoring system according to the present utility model.
Detailed Description
The following detailed description of the utility model refers to the accompanying drawings, which illustrate preferred embodiments of the utility model in further detail.
The utility model provides a tire pressure supplementing system based on a direct or indirect tire pressure monitoring system, which is used for recovering tire pressure of a tire by a driver who is inconvenient to get off the tire when the tire of the vehicle leaks, such as high-speed driving, driving escape, emergency protection, inconvenient driving of disabled people and the like, and the parking and recovering the tire pressure under the working conditions can delay precious time or cause unnecessary danger. Or the defect that some inflatable places cannot be charged is overcome, and the automatic inflation and air supplementing technical scheme is realized based on a vehicle-mounted mode, and the specific scheme is as follows:
as shown in fig. 1, the tire pressure supplementing control system based on the tire pressure monitoring system comprises a tire pressure control unit, an instrument ICM, a tire pressure monitoring system and an inflation switch, wherein the tire pressure monitoring system is used for monitoring tire pressure signals of four wheels, the output end of the tire pressure monitoring system is connected to the tire pressure control unit, and the output end of the tire pressure control unit is connected to the instrument ICM and is used for sending the tire pressure monitoring signals through the instrument; the inflation switch is connected with the tire pressure control unit, and the output end of the tire pressure control unit is connected to the air circuit switch, and the air circuit switch is arranged in the air circuit of the air supplementing system and used for controlling the opening and closing of air supplementing to the tire. The air supply operation can be automatically realized by a driver and other users through the mode that the air circuit switch is manually opened by the air charging switch.
The tire pressure monitoring system comprises a direct tire pressure monitoring system and an indirect tire pressure monitoring system, wherein the direct tire pressure monitoring system PSB and the indirect tire pressure monitoring system WSB are mainly used for monitoring tire pressure signals of four tires and outputting corresponding undervoltage alarm signals, the output end of the direct tire pressure monitoring system is connected to the tire pressure control unit, and the tire pressure control unit outputs control signals based on the undervoltage alarm signals to be transmitted to the instrument ICM through CAN signals to light corresponding alarm lamps so as to realize undervoltage alarm reminding for users. The air channel switch is arranged in a loop of the tire pressure supplementing system and used for controlling the on and off of the air channel, so that whether the air supplementing works or not can be controlled; the air channel switch can be realized by adopting an electromagnetic valve and the like, is controlled by the tire pressure monitoring unit, and is used for inputting a control signal of a driver, and the opening and closing of the air channel switch corresponding to the inflation can be controlled according to the control intention of the driver.
The tire pressure monitoring unit is a core control unit of the utility model, and can be integrated in a control unit of a direct tire pressure monitoring system or an ABS or ESC controller corresponding to an indirect tire pressure monitoring system.
As shown in fig. 1, the air supplementing system comprises an electric control air compressor, a vacuum booster, an air reservoir and a pressure limiting valve, wherein an air inlet part of the electric control air compressor is connected with the vacuum booster, an air outlet part of the electric control air compressor is connected with the air reservoir, and the air reservoir is connected to air valves of four wheels after passing through the pressure limiting valve through an air pipe. The air pipe is connected to the wheel valve, and the connection relationship is that the air pipe is detachably connected to the wheel valve, so that the air pipe can be used for supplementing air through a vehicle or a special 4S shop and other places according to the requirement. Wherein the gas circuit switch is connected in series in the gas pipe loop and used for controlling the on and off of the gas pipe.
In a preferred embodiment of the present utility model, the tire pressure control unit is connected to the delay device for automatically closing the air passage switch after the delay reaches a set time. When the driver turns on the inflation switch and delays for a set time, the air passage switch is turned off, so that the aim of turning off is fulfilled. And can be closed again through the air passage switch.
In a preferred embodiment, when the tire pressure monitoring system is an indirect tire pressure monitoring system WSB, the tire pressure control unit is connected to a tire pressure reset switch for transmitting a tire pressure reset signal to the tire pressure monitoring system. The indirect tire pressure monitoring system can re-identify the air pressure through self-learning after the air is filled, so that the final air supplementing purpose is realized.
The utility model also provides an automobile, which comprises the tire pressure supplementing control system based on the tire pressure monitoring system.
The technical problem to be solved by the utility model is to provide a tire pressure supplementing system based on a direct or indirect tire pressure monitoring system, which is used for recovering tire pressure of a vehicle when the vehicle is in a flat state, such as high-speed driving, driving escape, emergency protection, inconvenient driving of disabled people and the like, wherein the stopping and recovering the tire pressure under the working conditions can delay precious time or cause unnecessary danger.
In order to solve the technical problems, the utility model adopts the following technical scheme: a tire pressure supplementing system based on a direct or indirect tire pressure monitoring system comprises an electric control air compressor, a pressure limiting valve, an air storage cylinder, an electric control air passage switch and an air inflation switch, wherein the system is formed by the components and a vehicle network, and the system provides a power source through the electric control air compressor, the air storage cylinder is used as an energy storage, and the electric control air passage switch and the air inflation switch are used as a controller.
When the vehicle has no tire pressure fault: the air inlet part of the vehicle air compressor is connected with the vacuum power-assisted system, the air outlet part of the vehicle air compressor is connected with the air storage cylinder, the air compressor is opened and closed according to a strategy of the vacuum system, and the air storage cylinder of the tire pressure supplementing system is pressurized;
when a vehicle tire pressure system fails: the tire pressure monitoring system provides an alarm signal for a vehicle instrument to alarm a driver through a CAN network, and the driver CAN do the following operations after receiving the alarm signal:
(1) on vehicles equipped with direct tire pressure monitoring: the driver can directly control the inflation switch to open the electric control air circuit switch, the high-pressure air is reduced to a standard tire pressure value through the pressure limiting valve, and simultaneously the four-wheel under-pressure wheel is inflated. At this time, the driver can observe the tire pressure display value in the instrument, and the inflation switch is turned off at any time according to the requirement.
(2) On vehicles equipped with an indirect tire pressure monitoring system: the driver turns on the inflation switch, the high-pressure gas is reduced to a standard tire pressure value through the pressure limiting valve, meanwhile, the four-wheel under-pressure wheel is inflated, the inflation time is the set time calibrated in the development stage of the vehicle, after inflation is completed, the instrument prompts the driver to reset the tire pressure system, the driver presses the tire pressure reset switch, and the vehicle enters self-learning.
It is obvious that the specific implementation of the present utility model is not limited by the above-mentioned modes, and that it is within the scope of protection of the present utility model only to adopt various insubstantial modifications made by the method conception and technical scheme of the present utility model.
Claims (7)
1. A tire pressure replenishment control system based on tire pressure monitoring system, characterized in that: the control system comprises a tire pressure control unit, an instrument ICM, a tire pressure monitoring system and an inflation switch, wherein the tire pressure monitoring system is used for monitoring tire pressure signals of four wheels, the output end of the tire pressure monitoring system is connected to the tire pressure control unit, and the output end of the tire pressure control unit is connected to the instrument ICM and is used for sending out the tire pressure monitoring signals through the instrument; the inflation switch is connected with the tire pressure control unit, the output end of the tire pressure control unit is connected to the air circuit switch, and the air circuit switch is arranged in the air circuit of the air supplementing system and used for controlling the opening and closing of air supplementing to the tire.
2. The tire pressure supplemental control system based on a tire pressure monitoring system according to claim 1, wherein: the air supplementing system comprises an electric control air compressor, a vacuum booster, an air storage cylinder and a pressure limiting valve, wherein an air inlet part of the electric control air compressor is connected with the vacuum booster, an air outlet part of the electric control air compressor is connected with the air storage cylinder, and the air storage cylinder is connected to air valves of four wheels after passing through the pressure limiting valve through an air pipe.
3. The tire pressure supplemental control system based on a tire pressure monitoring system according to claim 2, wherein: the gas circuit switch is connected in series in the gas pipe loop and used for controlling the on and off of the gas pipe.
4. A tire pressure supplemental control system based on a tire pressure monitoring system according to any of claims 1-3, wherein: the tire pressure control unit is connected with the delay device and is used for automatically closing the air passage switch after the delay reaches the set time.
5. A tire pressure supplemental control system based on a tire pressure monitoring system according to any of claims 1-3, wherein: the tire pressure monitoring system includes a direct tire pressure monitoring system PSB and or an indirect tire pressure monitoring system WSB.
6. The tire pressure supplemental control system based on a tire pressure monitoring system according to claim 5, wherein: when the tire pressure monitoring system is an indirect tire pressure monitoring system WSB, the tire pressure control unit is connected with the tire pressure resetting switch and is used for sending a tire pressure resetting signal to the tire pressure monitoring system.
7. An automobile, characterized in that: the automobile comprises the tire pressure supplementing control system based on the tire pressure monitoring system as claimed in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321473888.1U CN220009708U (en) | 2023-06-08 | 2023-06-08 | Tire pressure supplementing control system based on tire pressure monitoring system and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321473888.1U CN220009708U (en) | 2023-06-08 | 2023-06-08 | Tire pressure supplementing control system based on tire pressure monitoring system and automobile |
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| Publication Number | Publication Date |
|---|---|
| CN220009708U true CN220009708U (en) | 2023-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321473888.1U Active CN220009708U (en) | 2023-06-08 | 2023-06-08 | Tire pressure supplementing control system based on tire pressure monitoring system and automobile |
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| Country | Link |
|---|---|
| CN (1) | CN220009708U (en) |
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2023
- 2023-06-08 CN CN202321473888.1U patent/CN220009708U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240426 Address after: 241000 No. 8, Changchun Road, Wuhu economic and Technological Development Zone, Anhui, China Patentee after: CHERY AUTOMOBILE Co.,Ltd. Country or region after: China Address before: 241000 Building 8, science and Technology Industrial Park, 717 Zhongshan South Road, Yijiang District, Wuhu City, Anhui Province Patentee before: Chery Commercial Vehicles (Anhui) Co., Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |