CN212446994U - Tire pressure measurement and air pressure release integrated device - Google Patents
Tire pressure measurement and air pressure release integrated device Download PDFInfo
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- CN212446994U CN212446994U CN202020992079.1U CN202020992079U CN212446994U CN 212446994 U CN212446994 U CN 212446994U CN 202020992079 U CN202020992079 U CN 202020992079U CN 212446994 U CN212446994 U CN 212446994U
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Abstract
The utility model discloses a tire pressure measurement and air pressure release integrated device, which comprises a handheld end device and a tire end device, wherein the handheld end device comprises a display screen, a keyboard input module, a wireless transceiver module and a controller; the tire end equipment comprises a wireless transceiving module, a tire valve joint, a relay, a three-way joint, a base, a pressure sensor, an electromagnetic valve and a controller; the tire valve joint, the pressure sensor and the electromagnetic valve are hermetically connected with the three-way joint, and the tire valve joint is externally connected with a tire valve; the electromagnetic valve is electrically connected with the relay and controls a passage of the tire valve connector; the handheld end equipment is in wireless communication with the tire end equipment; the tire end apparatus is secured to a wheel hub. The utility model discloses integrated device can accomplish under developments and static state and adjust the measurement and the release of tire pressure to give the user through handheld end equipment feedback, record whole wheel pressure change process.
Description
Technical Field
The utility model relates to an automobile tire pressure monitoring and pressure release integrated control device.
Background
A Tire Pressure Monitoring System (TPMS), which is an active safety System for an automobile that uses wireless or wired information transmission technology to alert a driver to perform an early warning by a signal in the form of buzzing, voice or image when the Tire Pressure is abnormal. GB 26149 and 2017 performance requirements and test method of passenger car tire pressure monitoring system stipulate performance requirements and related detection methods of passenger car installation TPMS. To implement the test method in this standard, a device is needed that can achieve the release of tire pressure while the vehicle is running and simultaneously measure the tire pressure.
Disclosure of Invention
The utility model discloses to this test demand, provided a tire pressure measurement and atmospheric pressure release integrated device, the device can realize the function of carrying out release and simultaneous measurement and record to tire atmospheric pressure in car developments environment of traveling.
The utility model provides a technical scheme as follows that above technical problem took: the utility model provides a tire pressure measurement and atmospheric pressure release integrated device, includes handheld end equipment and tire end equipment two parts, wherein:
the handheld terminal device comprises a first shell, a display screen, a keyboard input module, a first wireless transceiving module and a first controller, wherein the display screen, the keyboard input module and the first wireless transceiving module are electrically connected with the first controller respectively;
the tire end equipment comprises a second shell, a second wireless transceiver module, a tire valve connector, a relay, a three-way connector, a base, a pressure sensor, an electromagnetic valve and a second controller;
the tire valve joint, the pressure sensor and the electromagnetic valve are respectively connected with the three-way joint in a sealing way, and the tire valve joint is externally connected with a tire valve;
the second wireless transceiver module, the relay and the pressure sensor are respectively electrically connected with a second controller, the electromagnetic valve is electrically connected with the relay, and the electromagnetic valve controls the passage of the three-way joint;
the tire end device is fixed on a wheel hub;
the first transceiver module of the handheld end device is in wireless communication with the second transceiver module of the tire end device.
Optionally, the tire end device includes a left front wheel tire end device, a left rear wheel tire end device, a right front wheel tire end device, and a right rear wheel tire end device, all in wireless communication with the handheld end device.
Optionally, the tire end apparatus is mounted coaxially with the wheel hub.
Further, the first wireless transceiver module of the handheld end device is in bidirectional communication with the first controller, on one hand, the first controller sends an operation instruction to the tire end device through the first wireless transceiver module, and on the other hand, the first wireless transceiver module feeds back a received signal of the tire end device to the first controller;
further, a second wireless transceiver module of the tire end device is also in bidirectional communication with a second controller, on one hand, the second controller sends the detected tire pressure value to the handheld end device through the second wireless transceiver module, and on the other hand, the second wireless transceiver module sends the received handheld end device signal to the second controller.
Further, the pressure sensor measures air pressure at the tire valve joint.
Optionally, the pressure sensor transmits the tire pressure signal to a second controller of the tire-end device for the controller to adjust the air pressure; meanwhile, the tire pressure signal is sent to the handheld end device through a second wireless transceiving module of the tire end device to display the pressure value.
Tire pressure measurement and atmospheric pressure release integrated device, its useful part lies in, can accomplish measurement and control to the tire pressure under developments and static state to give the user through handheld end equipment feedback, realize the function of the whole tire pressure change process of record. And simultaneously, the utility model discloses a tire end equipment is direct with the wheel connection, and handheld end equipment is connected with tire end equipment through wireless communication's mode, consequently, need not arrange gas line and communication cable in vehicle inside, greatly increased the convenience of equipment fixing and use.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention.
Drawings
For ease of explanation of the principles and flow of the apparatus of the present invention, the drawings are as follows:
FIG. 1a is a schematic front view of the handheld device of the present invention;
fig. 1b is a schematic view of the back side of the handheld device of the present invention;
in the figure: 1-1 first shell, 1-2 display screen, 1-3 keyboard input module, 1-4 power switch, 1-5 first wireless transceiver module, 1-6 power module, 1-7 first controller.
FIG. 2 is a schematic view of the tire end apparatus of the present invention, but the tire end apparatus is not limited to the configuration shown in FIG. 2;
FIG. 3 is an internal structure view of the tire end apparatus of the present invention; also, the internal structure of the tire end device is not limited to the structure shown in fig. 3;
in the figure: 2-1 of a second shell, 2-2 of a second wireless transceiver module, 2-3 of a tire valve connector, 2-4 of a relay, 2-5 of a three-way connector, 2-6 of a base, 2-7 of a pressure sensor, 2-8 of an electromagnetic valve and 2-9 of a second controller.
Fig. 4 is a schematic diagram of electrical control and communication between the handheld and tire-side devices.
Fig. 5 is a control flowchart for releasing the tire pressure to the target value.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings and embodiments.
In accordance with the present invention, exemplary embodiments are provided below, which represent only one embodiment implemented according to the present invention. The drawings are used for explaining the exemplary embodiments, and reference numerals in the description of the embodiments correspond to the drawings one to one, and the same reference numerals denote the same meanings unless otherwise specified.
Tire pressure measurement and atmospheric pressure release integrated device, the totality can divide into handheld end equipment and tire end equipment two parts. The tire end equipment can comprise left front wheel tire end equipment, left rear wheel tire end equipment, right front wheel tire end equipment and right rear wheel tire end equipment which have the same structure and function, and 4 pieces of equipment are used for respectively carrying out air pressure release and tire pressure measurement on the left front wheel, the right front wheel, the left rear wheel and the right rear wheel of the vehicle.
As shown in fig. 1a and 1b, the handheld device structurally includes a first housing 1-1, a display screen 1-2 fixed on the housing, a keyboard input module 1-3, a power switch 1-4, a first wireless transceiver module 1-5, a power module 1-6, and a first controller 1-7. The display screen 1-2, the keyboard input module 1-3 and the first wireless transceiving module 1-5 are respectively electrically connected with the first controller 1-7, and the function realization is controlled by the first controller 1-7. The display screen 1-2 is used for displaying the tire air pressure readings; the keyboard input module 1-3 is used as a human-computer interaction interface, and a user can set instructions through a keyboard to operate the first wireless transceiver module to send control instructions to the tire end equipment, wherein the control instructions comprise starting a tire pressure detection process, controlling tire pressure in real time and the like. The power supply modules 1-6 provide stable voltage for the handheld terminal equipment.
The tire end equipment comprises a second shell 2-1, a second wireless transceiver module 2-2 installed in the shell, a tire valve connector 2-3, a relay 2-4, a three-way connector 2-5, a base 2-6, a pressure sensor 2-7, an electromagnetic valve 2-8 and a second controller 2-9, as shown in fig. 2 and 3.
The second housing 2-1 illustrated in this embodiment has a cylindrical structure, and serves to enclose and protect the internal structure.
The second wireless transceiver module 2-2, the tire valve connector 2-3, the relay 2-4, the three-way connector 2-5, the pressure sensor 2-7, the electromagnetic valve 2-8 and the second controller 2-9 are all fixed on the base 2-6. The tire valve joint 2-3, the pressure sensor 2-7 and the electromagnetic valve 2-8 are respectively connected with three joints of the three-way joint 2-5 in a sealing way. The tire valve connector 2-3 is externally connected with a tire valve. The second wireless transceiver module 2-2, the relay 2-4 and the pressure sensor 2-7 are electrically connected with the second controller 2-9.
The electromagnetic valve 2-8 is electrically connected with the relay 2-4, and the action control of the electromagnetic valve 2-8 can be realized through the on-off of the relay 2-4; the action of the electromagnetic valves 2-8 controls the passage of the three-way joints 2-5, so that the electromagnetic valves 2-8 are controlled to further complete the control of the tire valve joints 2-3 and the control of the process of releasing the gas in the tires of the wheels respectively.
The pressure sensor 2-7 can instantly convert the tire pressure into an electric signal and send the electric signal to the first controller 1-7 of the handheld end through the second wireless transceiver module 2-2 of the tire end, or directly transmit the electric signal to the second controller 2-9 of the tire end; when the pressure electric signal is sent out through the second wireless transceiving module 2-2, the process that the handheld end displays the tire pressure signal is carried out; when the pressure electric signal is transmitted to the second controller 2-9 of the tire side, it is a process in which the tire side adjusts the tire pressure to the tire pressure target value through feedback.
The tire end equipment shell is provided with bolt holes and is fixed on a wheel hub through expansion bolts, the rotation center of the tire end equipment is overlapped with the rotation center of a wheel, and when the wheel rotates, the tire end equipment rotates together, so that the running of a vehicle is not influenced, and dynamic measurement can be carried out.
The handheld end equipment is used for detecting the air pressure of the tire and releasing the air pressure of the tire in real time. The operator inputs instructions through the human-computer interaction interface, and the instructions include but are not limited to an initialization instruction, a tire pressure detection instruction, a tire pressure target value setting instruction and the like. The keyboard input module receives an instruction of an operator and transmits the instruction to the first controller of the handheld end, and the first controller of the handheld end can transmit the corresponding instruction and data to the display screen to complete an interaction process with the operator.
The first controller of the handheld end can perform two-way communication with the first transceiver module of the handheld end, on one hand, the first controller of the handheld end sends the instruction to the tire end device through the first transceiver module of the handheld end, and on the other hand, the first transceiver module of the handheld end feeds back the received signal of the tire end device to the first controller of the handheld end.
The second controller of the tire end and the second wireless transceiver module of the tire end can also perform bidirectional communication, on one hand, the second controller of the tire end sends the detected tire pressure value to the handheld end device through the second wireless transceiver module of the tire end, and on the other hand, the second wireless transceiver module of the tire end sends the received instruction signal of the handheld end device to the second controller of the tire end.
Therefore, the handheld device communicates with the second wireless transceiver module of the tire-end device through the first wireless transceiver module of the handheld device, the operation instruction of the handheld device can be sent to the tire-end device, and the pressure detection value of the tire-end device can be sent to the handheld device. Fig. 4 is an electrical control and communication schematic diagram of the handheld end device and the tire end device, in which there are four tire end devices (a left front wheel tire end device, a left rear wheel tire end device, a right front wheel tire end device, and a right rear wheel tire end device) for respectively performing air pressure release and tire pressure measurement on a left front wheel, a right front wheel, a left rear wheel, and a right rear wheel of a vehicle.
When the tire pressure needs to be detected, the tire end equipment detects the tire pressure through the pressure sensor, sends a tire pressure signal to the handheld end equipment through the second wireless transceiving module, and the tire pressure signal is displayed on the display screen of the handheld end equipment. The handheld end has a certain caching function and is used for recording data in the continuous tire pressure change process.
When the air pressure of the tire needs to be released, the pressure sensor detects the tire pressure and transmits a tire pressure signal to the second controller at the tire end, the second controller at the tire end controls the state of the relay according to a preset target value of the tire pressure, the relay further controls the electromagnetic valve, the electromagnetic valve directly controls the opening degree of the three-way joint, and the tire valve joint is connected to the three-way joint, so that the air output of the tire valve is controlled.
Fig. 5 shows a control flow of how the tire end device releases the tire pressure to the target value. After the handheld end equipment is started, firstly testing whether the handheld end equipment is in normal communication connection with the tire end equipment, and if the handheld end equipment is in normal communication connection, entering a control flow; if the connection is abnormal, an error alarm is sent out, and the control flow is not entered.
On the premise that the handheld end equipment and the tire end equipment are normally connected, an operator selects a specified tire through a keyboard of the handheld end equipment and sets a tire pressure target value. The tire end equipment receives the tire pressure target value through the second wireless transceiver module, the set of device mainly has the effects of detecting the tire pressure and controlling and releasing the tire pressure, when the pressure sensor transmits the tire pressure value to the second controller of the tire end, the second controller controls the state of the relay according to the tire pressure target value, the relay further controls the electromagnetic valve, and the electromagnetic valve directly controls the on-off of the three-way switch to release the air pressure until the target value is reached.
The above embodiment is based on the utility model discloses the principle has realized release and the instant tire pressure monitoring technology to tire pressure. The gain of the system is that static and dynamic tire pressure detection and control can be completed, and the tire pressure is fed back to an operator through the handheld end equipment.
Finally, although the above-mentioned embodiments implement the main functions of the integrated device of the present invention, the disclosure is not limited to this embodiment, and other embodiments constructed according to the technical solution of the present invention are within the scope of the present invention.
Claims (6)
1. The utility model provides a tire pressure measurement and atmospheric pressure release integrated device which characterized in that: comprises two parts, namely a handheld end device and a tire end device, wherein,
the handheld terminal device comprises a first shell (1-1), a display screen (1-2), a keyboard input module (1-3), a first wireless transceiving module (1-5) and a first controller (1-7), wherein the display screen (1-2), the keyboard input module (1-3) and the first wireless transceiving module (1-5) are electrically connected with the first controller (1-7) respectively;
the tire end equipment comprises a second shell (2-1), a second wireless transceiver module (2-2), a tire valve connector (2-3), a relay (2-4), a three-way connector (2-5), a base (2-6), a pressure sensor (2-7), an electromagnetic valve (2-8) and a second controller (2-9);
the tire valve joint (2-3), the pressure sensor (2-7) and the electromagnetic valve (2-8) are respectively in sealing connection with the three-way joint (2-5), and the tire valve joint (2-3) is externally connected with a tire valve;
the second wireless transceiving module (2-2), the relay (2-4) and the pressure sensor (2-7) are respectively electrically connected with a second controller (2-9), the electromagnetic valve (2-8) is electrically connected with the relay (2-4), and the electromagnetic valve (2-8) controls the passage of the three-way joint (2-5);
the tire end device is fixed on a wheel hub;
the first wireless transceiver module (1-5) of the handheld end device is in wireless communication with the second wireless transceiver module (2-2) of the tire end device.
2. The integrated tire pressure measuring and air pressure releasing device of claim 1, wherein: the tire end equipment comprises left front wheel tire end equipment, left rear wheel tire end equipment, right front wheel tire end equipment and right rear wheel tire end equipment which are in wireless communication with the handheld end equipment.
3. The integrated tire pressure measuring and air pressure releasing device of claim 1, wherein: the tire end device is mounted coaxially with the wheel hub.
4. The integrated tire pressure measuring and air pressure releasing device of claim 1, wherein: the first wireless transceiver module (1-5) of the handheld end device is in bidirectional communication with the first controller (1-7), on one hand, the first controller (1-7) sends an operation instruction to the tire end device through the first wireless transceiver module (1-5), and on the other hand, the first wireless transceiver module (1-5) feeds back a received tire end device signal to the first controller (1-7);
the second wireless transceiver module (2-2) of the tire end equipment is in bidirectional communication with a second controller (2-9), on one hand, the second controller (2-9) sends the detected tire pressure value to the handheld end equipment through the second wireless transceiver module (2-2), and on the other hand, the second wireless transceiver module (2-2) transmits the received handheld end equipment signal to the second controller (2-9).
5. The integrated tire pressure measuring and air pressure releasing device of claim 1, wherein: the pressure sensor (2-7) measures the air pressure at the tire valve connector (2-3).
6. The integrated tire pressure measuring and air pressure releasing device of claim 1 or 5, wherein: the pressure sensor (2-7) transmits the tire pressure signal to a second controller (2-9) of the tire end device, and simultaneously transmits the tire pressure signal to the handheld end device through a second wireless transceiving module (2-2) of the tire end device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202020992079.1U CN212446994U (en) | 2020-06-03 | 2020-06-03 | Tire pressure measurement and air pressure release integrated device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020992079.1U CN212446994U (en) | 2020-06-03 | 2020-06-03 | Tire pressure measurement and air pressure release integrated device |
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| CN212446994U true CN212446994U (en) | 2021-02-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024109793A1 (en) * | 2022-11-24 | 2024-05-30 | 中车长春轨道客车股份有限公司 | Tire pressure monitoring integrated apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024109793A1 (en) * | 2022-11-24 | 2024-05-30 | 中车长春轨道客车股份有限公司 | Tire pressure monitoring integrated apparatus |
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