CN109927492B - Tire pressure monitoring device, tire and vehicle - Google Patents
Tire pressure monitoring device, tire and vehicle Download PDFInfo
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- CN109927492B CN109927492B CN201711347508.9A CN201711347508A CN109927492B CN 109927492 B CN109927492 B CN 109927492B CN 201711347508 A CN201711347508 A CN 201711347508A CN 109927492 B CN109927492 B CN 109927492B
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Abstract
The invention discloses a tire pressure monitoring device, a tire and a vehicle, wherein the tire pressure monitoring device comprises: the monitoring module comprises a module frame and a monitoring module, wherein an air guide channel is formed in the module frame, and an air guide hole is formed in the side wall of the air guide channel; the monitoring module sets up the one side at the module frame, and the monitoring module includes: the module comprises a circuit board and a sensor, wherein the sensor is arranged on the circuit board and corresponds to the air guide hole, and at least one of the module frame and the circuit board is used as a first antenna for receiving and outputting signals. From this, through module frame and monitoring module cooperation, can gather data such as the inside atmospheric pressure of tire, atmospheric pressure temperature, tire acceleration in real time, can in time feed back the user with tire pressure information to can make the user master well with the relevant data information of tire, and then can promote the safety of going of vehicle, simultaneously, this tire pressure monitoring devices's simple structure, easy dismantlement and assembly can make easy maintenance.
Description
Technical Field
The invention relates to the technical field of vehicles, in particular to a tire pressure monitoring device, a tire and a vehicle.
Background
In the related art, a plurality of tire pressure monitoring devices are available on the market at present, and the tire pressure monitoring devices are externally arranged and internally arranged, so that the internally arranged tire pressure monitoring devices are inconvenient to maintain and difficult to assemble on some large vehicles (such as light rails), the externally arranged tire pressure monitoring devices which are easy to assemble must be adopted, but the externally arranged tire pressure monitoring devices bear high-temperature, high-pressure and high-vibration conditions, and the design and process requirements are more rigorous.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the tire pressure monitoring device which can acquire data such as air pressure, air pressure temperature, tire acceleration and the like in the tire in real time, so that a user can well master data information related to the tire, and the driving safety of a vehicle can be improved.
The invention further provides a tire.
The invention further provides a vehicle.
The tire pressure monitoring device according to the present invention includes: the monitoring device comprises a module frame and a monitoring module, wherein an air guide channel is formed in the module frame, and an air guide hole is formed in the side wall of the air guide channel; the monitoring module sets up one side of module frame, the monitoring module includes: the module comprises a circuit board and a sensor, wherein the sensor is arranged on the circuit board and corresponds to the air guide hole, and at least one of the module frame and the circuit board is used as a first antenna for receiving and outputting signals.
According to the tire pressure monitoring device, the module frame is matched with the monitoring module, so that data such as air pressure, air pressure temperature, tire acceleration and the like in the tire can be collected in real time, and tire pressure information can be fed back to a user in time, so that the user can well master data information related to the tire, the driving safety of a vehicle can be further improved, and meanwhile, the tire pressure monitoring device is simple in structure, easy to disassemble and assemble and convenient to maintain.
Optionally, the tire pressure monitoring device further includes: the power supply module is arranged on the other side of the module frame, the one side and the other side of the module frame are oppositely arranged, and the power supply module is electrically connected with the monitoring module.
Further, the tire pressure monitoring device further comprises: the second antenna is electrically connected with the circuit board and arranged on the power supply module.
Specifically, the power supply module includes: the battery is arranged in the battery shell, and the second antenna is arranged on the surface, far away from the monitoring module, of the battery shell.
Optionally, the battery case includes: the module frame comprises a battery cap and a battery pad, wherein the battery is arranged between the battery cap and the battery pad, the battery pad is arranged on the module frame, the battery cap is arranged on the battery pad, and the second antenna is arranged on the battery cap.
Further, the battery pad is provided with two spacing bars, the battery is provided with two connecting support legs, the two connecting support legs are oppositely arranged and electrically connected with the circuit board, and each spacing bar is used for spacing the connecting support legs and the module frame.
Specifically, the module frame is provided with an avoiding groove at a first diagonal position for avoiding the connecting support leg and the spacing strip.
Optionally, the module frame is provided with a fixing point at the second diagonal position, wherein the fixing point is used for fixing the battery cap.
Furthermore, the module frame is provided with an anti-leakage layer at the air guide hole.
Specifically, the leakage prevention layer is a resin layer.
Optionally, the tire pressure monitoring device further includes: a housing mounted on the module frame, a portion of the module frame and the monitoring module disposed within the housing.
Further, the housing is cylindrical.
Specifically, the axial two sides of the shell are provided with sealing gaskets.
The tire according to the present invention comprises: the tire pressure monitoring device comprises a tire body and the tire pressure monitoring device, wherein the tire body is provided with an air nozzle; the tire pressure monitoring device is arranged at the air faucet.
The vehicle according to the present invention includes the tire described above.
Drawings
Fig. 1 is an exploded view of a tire pressure monitoring device according to an embodiment of the present invention;
fig. 2 is an exploded view of a tire pressure monitoring device provided with a second antenna according to an embodiment of the present invention.
Reference numerals:
a tire pressure monitoring device 10;
a module frame 1; an avoidance groove 11; a fixed point 12;
a monitoring module 2; a circuit board 21;
a power supply module 3;
a battery 31; a connecting leg 311;
a battery can 32; a battery cap 321;
a battery pad 322; spacing bars 3221;
a second antenna 4;
a housing 5; a gasket 6; a fixing nut 7; a valve cap 8.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A tire pressure monitoring device 10 according to an embodiment of the present invention is described in detail below with reference to fig. 1 to 2.
As shown in fig. 1 and 2, a tire air pressure monitoring device 10 according to an embodiment of the present invention includes: module frame 1 and monitoring module 2 are formed with air guide channel in the module frame 1, and the air guide hole has been seted up to air guide channel's lateral wall, and monitoring module 2 sets up in one side of module frame 1, and monitoring module 2 can include: a circuit board 21 and a sensor, the sensor is arranged on the circuit board 21, the sensor is arranged corresponding to the air guide hole, and the sensor and the air guide hole are contacted with each other, wherein, at least one of the module frame 1 and the circuit board 21 is used as a first antenna for receiving and outputting signals, it should be explained that the module frame 1 can be independently arranged as the first antenna for receiving and outputting signals, the circuit board 21 can be independently arranged as the first antenna for receiving and outputting signals, and the circuit board 21 and the module frame 1 can be simultaneously arranged as the first antenna for receiving and outputting signals.
Wherein, be provided with the gauge point on the chip of sensor, the gauge point is used for surveying the inside gas data of tire, the gas in the tire can be through the chip contact of gas guide hole with the sensor, the chip that makes the sensor can detect the inside atmospheric pressure of tire, atmospheric pressure temperature, data such as tire acceleration, then module frame 1 and circuit board 21 can be handled for control module through radio signal with signal transmission, can in time feed back tire pressure information to the user, thereby can make the user grasp well with the relevant data message of tire, and then can promote the security of going of vehicle.
In addition, this tire pressure monitoring device 10's simple structure, easy dismantlement and assembly, in process of production, can reduce the assemble duration of tire pressure monitoring device 10, can promote the production efficiency of tire pressure monitoring device 10, when needs maintain tire pressure monitoring device 10, can make the dismantlement work easier, can make easy maintenance.
In addition, the air guide holes in the air guide channels are in direct contact with the air inside the tire, so that the influence of high air pressure inside the tire on the internal structure of the tire pressure monitoring device 10 can be reduced, and the performance stability of the tire pressure monitoring device 10 can be improved.
From this, through module frame 1 and monitoring module 2 cooperation, can gather data such as the inside atmospheric pressure of tire, atmospheric pressure temperature, tire acceleration in real time, can in time feed back tire pressure information to the user to can make the user master well with the relevant data information of tire, and then can promote the safety of going of vehicle, simultaneously, this tire pressure monitoring device 10's simple structure, easy dismantlement and assembly can make easy maintenance.
Alternatively, as shown in fig. 1 and 2, the tire air pressure monitoring device 10 may further include: power module 3, power module 3 sets up the opposite side at module frame 1, one side and the opposite side of module frame 1 set up relatively, power module 3 is connected with monitoring module 2 electricity, it is required to explain, power module 3 and monitoring module 2 set up relatively, when tire pressure monitoring device 10 during operation, power module 3 can provide the electric energy for monitoring module 2, can guarantee that monitoring module 2 normally works, thereby can promote the operational reliability of tire pressure monitoring device 10.
Further, as shown in fig. 2, the tire pressure monitoring device 10 may further include: second antenna 4, second antenna 4 is connected with circuit board 21 electricity, second antenna 4 sets up on power module 3, second antenna 4 can be the high frequency antenna, second antenna 4 is the same with first antenna's effect, second antenna 4 can receive and output signal, when the chip of sensor detects data such as the inside atmospheric pressure of tire, atmospheric pressure temperature, tire acceleration, second antenna 4 can give control module with signal transmission through radio signal and handle, signal transmission power can be improved, thereby can further guarantee that the user receives the interior gaseous information of tire.
Specifically, as shown in fig. 1 and 2, the power supply module 3 may include: battery 31 and battery case 32, battery 31 is disposed in battery case 32, and second antenna 4 is disposed on a surface of battery case 32 away from monitoring module 2, wherein battery case 32 can protect battery 31, and battery 31 can be prevented from being damaged, so that the service life of battery 31 can be prolonged.
Alternatively, as shown in fig. 1 and 2, battery case 32 may include: battery cap 321 and battery pad 322, battery 31 sets up between battery cap 321 and battery pad 322, battery pad 322 pads up and establishes on module frame 1, battery cap 321 installs on battery pad 322, second antenna 4 sets up on battery cap 321, wherein, the manufacturing material of battery pad 322 can be insulating material, can avoid battery 31 and module frame 1 contact, can prevent that battery 31 from contacting module frame 1 short circuit, and, through the cooperation of battery cap 321 and battery pad 322, can fix battery 31 in battery case 32 better, in the pivoted in-process of tire, can avoid battery 31 not hard up and drop, thereby can promote the operational reliability of tire pressure monitoring devices 10.
Further, as shown in fig. 1 and fig. 2, the battery pad 322 may be provided with two spacing bars 3221, the battery 31 may have two connection legs 311, the two connection legs 311 are oppositely disposed, the two connection legs 311 are electrically connected to the circuit board 21, each spacing bar 3221 is spaced between the connection leg 311 and the module frame 1, it should be explained that, the two spacing bars 3221 are respectively disposed between the module frame 1 and the connection leg 311, the connection leg 311 may be prevented from contacting the module frame 1, so that the short circuit of the battery 31 may be further prevented, and the battery 31 may be communicated with the circuit board 21, so that the communication of the circuits in the tire pressure monitoring device 10 may be ensured.
Specifically, the module frame 1 is provided with two avoidance grooves 11 at the first diagonal position for avoiding the connection supporting leg 311 and the spacing bar 3221, the avoidance grooves 11 may be provided, the connection supporting leg 311 and the spacing bar 3221 are arranged in the avoidance grooves 11, and one avoidance groove 11 is provided with one connection supporting leg 311 and one spacing bar 3221, so that the connection supporting leg 311 and the spacing bar 3221 can be better assembled in the avoidance grooves 11, and the module frame 1, the battery 31 and the battery pad 322 can be better assembled together, so that the assembly structure of the tire pressure monitoring device 10 is more compact, and the structural strength of the tire pressure monitoring device 10 can be further improved.
Alternatively, as shown in fig. 1 and 2, the module frame 1 is provided with fixing points 12 at the second diagonal positions for fixing the battery caps 321, and the fixing points 12 may include bolt holes and bolts, and the battery caps 321 can be fixedly arranged on the module frame 1 by inserting the bolts into the bolt holes, so that the structural strength of the tire pressure monitoring device 10 can be further improved.
Furthermore, the module frame 1 is provided with an anti-leakage layer at the air guide hole, and the anti-leakage layer can increase the air tightness at the air guide hole and prevent the air in the tire from leaking from the air guide hole.
Specifically, prevent leaking the layer and can be the resin layer, the sealed effect of resin layer is better, can promote the leakproofness of preventing leaking the layer, also can guarantee to prevent that the layer does not leak under high temperature, high pressure and high humidity, can further increase the gas tightness of air duct department to can further prevent that the gas in the tire from leaking from air duct department, in addition, the resin layer also can regard as wireless transmission's antenna.
Alternatively, as shown in fig. 1 and 2, the tire air pressure monitoring device 10 may further include: casing 5, casing 5 installs on module frame 1, and a part and the monitoring module 2 setting of module frame 1 are in casing 5, and casing 5 can be made by PVC (PolyVinylchloride-polyvinyl chloride) material, and the PVC material has performances such as resistance to compression, temperature-resistant and acid and alkali resistance, so set up and can play fine guard action to module frame 1 and monitoring module 2, can prevent that water, dust and chemical from damaging module frame 1 and monitoring module 2.
Further, the housing 5 may be cylindrical, the whole shape of the tire pressure monitoring device 10 is circular, the cylindrical housing 5 can be better assembled with the tire, and the power supply module 3 and the monitoring module 2 are symmetrically arranged at two sides of the module frame 1, so that the influence of the centripetal force on the tire pressure monitoring device 10 can be reduced during the rotation of the tire.
Specifically, as shown in fig. 1 and 2, the sealing gaskets 6 are disposed on two axial sides of the housing 5, and the sealing gaskets 6 can increase the air tightness of the tire pressure monitoring device 10 and protect components inside the tire pressure monitoring device 10.
In addition, the tire pressure monitoring device 10 may further include: the fixing nut 7 and the valve cap 8 are used for fixing the position of the shell 5, the structural strength of the tire pressure monitoring device 10 can be further improved, and the air tightness of the tire pressure monitoring device 10 can be further improved.
A tire according to an embodiment of the present invention includes: the matrix has the air cock with the tire pressure monitoring device 10 of above-mentioned embodiment, and the matrix sets up in air cock department tire pressure monitoring device 10, wherein, can loop through air cock, tire pressure monitoring device 10 and inflate for the tire, and valve cap 8 sets up in air cock department, and valve cap 8 can protect the air cock not damaged by external environment.
According to the vehicle provided by the embodiment of the invention, the tire is arranged and installed on the vehicle, and the tire can feed the tire pressure information back to the user in time, so that the user can well master the data information related to the tire, and the driving safety of the vehicle can be further improved.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (14)
1. A tire pressure monitoring device, comprising:
the module frame is internally provided with an air guide channel, and the side wall of the air guide channel is provided with an air guide hole;
a monitoring module disposed on one side of the module frame, the monitoring module comprising: the module comprises a circuit board and a sensor, wherein the sensor is arranged on the circuit board and corresponds to the air guide hole, and at least one of the module frame and the circuit board is used as a first antenna for receiving and outputting signals;
the power supply module comprises a battery case, the battery case comprises a battery pad, the battery pad is provided with two spacing bars, the power supply module further comprises a battery, the battery is provided with two connecting support legs, the two connecting support legs are oppositely arranged, the two connecting support legs are electrically connected with the circuit board, and each spacing bar is used for spacing the connecting support legs and the module frame.
2. The tire pressure monitoring device of claim 1, wherein the power supply module is disposed on another side of the module frame, the one side and the another side of the module frame being disposed opposite each other, the power supply module being electrically connected to the monitoring module.
3. The tire pressure monitoring device of claim 2, further comprising: the second antenna is electrically connected with the circuit board and arranged on the power supply module.
4. The tire pressure monitoring device of claim 3, wherein the battery is disposed within the battery housing, and the second antenna is disposed on a surface of the battery housing remote from the monitoring module.
5. The tire pressure monitoring device of claim 4, wherein the battery case further comprises: the battery is arranged between the battery cap and the battery pad, the battery pad is arranged on the module frame, the battery cap is arranged on the battery pad, and the second antenna is arranged on the battery cap.
6. The tire pressure monitoring device according to claim 5, wherein the module frame is provided at a first diagonal with an avoidance groove that avoids the connection leg and the spacer.
7. The tire pressure monitoring device of claim 6, wherein the module frame is provided with a fixing point at a second diagonal to fix the battery cap.
8. The tire pressure monitoring device of claim 1, wherein the module frame is provided with a leakage prevention layer at the air vent.
9. The tire pressure monitoring device of claim 8, wherein the leakage prevention layer is a resin layer.
10. The tire pressure monitoring device according to any one of claims 1 to 9, further comprising: a housing mounted on the module frame, a portion of the module frame and the monitoring module disposed within the housing.
11. The tire pressure monitoring device of claim 10, wherein the housing is cylindrical.
12. The tire pressure monitoring device according to claim 10, wherein the housing is provided with sealing gaskets on both axial sides.
13. A tire, comprising:
a carcass having an air nozzle;
the tire pressure monitoring device according to any of claims 1 to 12, the tire pressure monitoring device being provided at the air tap.
14. A vehicle, characterized in that it comprises a tyre according to claim 13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711347508.9A CN109927492B (en) | 2017-12-15 | 2017-12-15 | Tire pressure monitoring device, tire and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711347508.9A CN109927492B (en) | 2017-12-15 | 2017-12-15 | Tire pressure monitoring device, tire and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN109927492A CN109927492A (en) | 2019-06-25 |
| CN109927492B true CN109927492B (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711347508.9A Active CN109927492B (en) | 2017-12-15 | 2017-12-15 | Tire pressure monitoring device, tire and vehicle |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1936787A1 (en) * | 2006-12-21 | 2008-06-25 | Saab Ab | AMPG device for generation of electrical energy from vibrations, an AMPG device assembly, and a method to optimize the generation of said electrical energy |
| CN201362143Y (en) * | 2009-03-05 | 2009-12-16 | 嵩镕精密工业股份有限公司 | Tire pressure detecting device |
| CN202764615U (en) * | 2012-07-24 | 2013-03-06 | 彭达敏 | Sensor capable of wirelessly transmitting and receiving signals and measuring temperature and pressure |
| CN103231630A (en) * | 2013-05-17 | 2013-08-07 | 珠海保税区光联通讯技术有限公司 | Micro intelligent sensor |
| CN203995500U (en) * | 2014-06-10 | 2014-12-10 | 铁将军汽车电子有限公司 | External tyre pressure meter |
| CN106114083A (en) * | 2016-08-04 | 2016-11-16 | 东莞市诺丽电子科技有限公司 | Screwless tyre pressure sensor |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5437738B2 (en) * | 2009-08-21 | 2014-03-12 | 株式会社ブリヂストン | Tire condition detection device |
| CN202641272U (en) * | 2012-05-24 | 2013-01-02 | 比亚迪股份有限公司 | Tire pressure monitor |
| CN102653216A (en) * | 2012-06-02 | 2012-09-05 | 山东省科学院自动化研究所 | Built-in tire pressure detection transmitter provided with irregular antenna |
| TWM479863U (en) * | 2014-02-06 | 2014-06-11 | Da-Min Peng | Dual-pass wireless temperature and pressure sensor |
-
2017
- 2017-12-15 CN CN201711347508.9A patent/CN109927492B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1936787A1 (en) * | 2006-12-21 | 2008-06-25 | Saab Ab | AMPG device for generation of electrical energy from vibrations, an AMPG device assembly, and a method to optimize the generation of said electrical energy |
| CN201362143Y (en) * | 2009-03-05 | 2009-12-16 | 嵩镕精密工业股份有限公司 | Tire pressure detecting device |
| CN202764615U (en) * | 2012-07-24 | 2013-03-06 | 彭达敏 | Sensor capable of wirelessly transmitting and receiving signals and measuring temperature and pressure |
| CN103231630A (en) * | 2013-05-17 | 2013-08-07 | 珠海保税区光联通讯技术有限公司 | Micro intelligent sensor |
| CN203995500U (en) * | 2014-06-10 | 2014-12-10 | 铁将军汽车电子有限公司 | External tyre pressure meter |
| CN106114083A (en) * | 2016-08-04 | 2016-11-16 | 东莞市诺丽电子科技有限公司 | Screwless tyre pressure sensor |
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| CN109927492A (en) | 2019-06-25 |
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