CN208133978U - A kind of sensor device, TPMS system and automobile - Google Patents
A kind of sensor device, TPMS system and automobile Download PDFInfo
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- CN208133978U CN208133978U CN201820568037.8U CN201820568037U CN208133978U CN 208133978 U CN208133978 U CN 208133978U CN 201820568037 U CN201820568037 U CN 201820568037U CN 208133978 U CN208133978 U CN 208133978U
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- gas nozzle
- sensor device
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Abstract
The utility model provides a kind of sensor device, TPMS system and automobile, and the TPMS system being assemblied on automobile includes sensor device and monitoring alarm device, and sensor device includes：Sensing device, sensing device include shell, adjustment section and sensory package, and adjustment section is equipped with interior adjustment face and offers guide through hole；Gas nozzle component, gas nozzle component include：Hollow gas nozzle, dust-proof sealing structure and mounting structure, gas nozzle are equipped with outer bearing surface, offer connecting hole on outer bearing surface, form predetermined angular between connecting hole axial line and the extension line of gas nozzle；And connection structure, connection structure include：Connecting screw and gasket.Since the axis of connecting hole and the extension line of gas nozzle form the angle of predetermined angular, the activity point of view rotated between gas nozzle component and sensing device is bigger, the damage probability of sensor device is reduced when installing with wheel rim, therefore the service life for improving sensor device and TPMS system, so that automobile is relatively reliable.
Description
Technical field
The utility model belong to tire air pressure monitoring technical field more particularly to one kind to be set to cart inside tires highly dense
Seal the transducer arrangement configuration of angle adjustable measurement tire internal air pressure and temperature.
Background technique
(abbreviation of Tire Pressure Monitoring System, the Chinese meaning are tire air pressure monitoring system to TPMS
System) it is a kind of using Radio Transmission Technology, it is expert at using the high-sensitivity miniature wireless sensing device being fixed in automobile tire
Vehicle or it is static in the state of acquire automotive tire pressure, the data such as temperature, and transfer data to and drive in indoor host, with
The related datas such as digitized form real-time display automotive tire pressure and temperature, and when tire occurs abnormal (pre- runflat)
Driver is reminded to carry out the automobile active safety system of early warning in the form of buzzing or voice etc..
TPMS sensor is the important component in TPMS system, and the built-in TPMS sensor of the prior art is peace
Mounted in inside tires, due to the center that the screw hole of gas nozzle in the market is in gas nozzle cause the adjusting angle of sensor compared with
It is small, it is easy to be squeezed by tire bad when dismounting tire, reduces the service life of TPMS system.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of sensor device and its TPMS system of application,
The adjusting angle for being intended to improve sensor is squeezed bad probability to reduce it, to improve the service life of TPMS system.
In order to solve the above technical problems, the utility model is realized in this way, a kind of sensor device, including：Sensor
Part, the sensing device include：Shell and be assemblied in it is in the shell, for detect inner pressure of tire and transmit information sensing
Component is provided with adjustment section on the outside of the shell, the interior adjustment face of the arc surfaced of indent is provided in the adjustment section, described
The guide through hole of bar shaped is offered in adjustment section, and the guide through hole passes through the interior adjustment face, and the shell is offset to
One end of the guide through hole；Activity is assemblied in the gas nozzle component on the sensing device, and the gas nozzle component includes gas nozzle, institute
The end mutually assembled with the sensing device for stating gas nozzle is provided with bearing surface outside arc surfaced, the outer bearing surface and the interior tune
Whole face matches, and connecting hole is offered on the end, the central axis of the connecting hole central axis and the gas nozzle it
Between form predetermined angular；And it mutually assembles across the guide through hole and with the connecting hole with by the gas nozzle component and institute
The connection structure that sensing device mutually assembles is stated, the connection structure includes：Be arranged in the guide through hole and with the connecting hole
The connecting screw of Screw assembly, the connecting screw can slide along the guide through hole, and the sensing device can be around described
The central axis rotation of connecting screw, when original state, the connecting screw and the guide through hole close to the shell
End is mutually supported, and the extending direction of the shell biases setting relative to the central axis of the connecting screw.
Further, the shell is provided with accommodation groove, and the sensory package is embedded in the accommodation groove；The sensing
Component includes：With the pcb board of the cage connection, the sensor IC being assemblied on the pcb board, be assemblied on the pcb board
Sensor antenna and the battery for powering to the sensor IC and sensor antenna that is assemblied on the pcb board.
Further, offer card slot corresponding with the sensor IC position inside the accommodation groove, the card slot and
Gasket is provided between the sensor IC；The sensory package is sealed far from the shell lateral irrigation marine glue.
Further, the gas nozzle component further includes：It is arranged on the end far from the sensing device of the gas nozzle
Dust-proof sealing structure and be arranged in the gas nozzle at the sensing device, the installation knot for being assembled with wheel rim
Structure.
Further, the first external screw thread is provided at the close outer bearing surface of the gas nozzle；The mounting structure packet
It includes abutting protrusion, push against nut and sealing ring, the abutting protrusion is coaxially disposed with the gas nozzle, and abutting protrusion setting
On the end of the described first externally threaded close outer bearing surface, the abutting nut engages dress with first external screw thread
Match, the sealing ring is set on the gas nozzle, and the sealing ring is located between the abutting protrusion and the abutting nut.
Further, the gas nozzle is inflating port, the periphery of the inflating port far from the described first externally threaded port
The second external screw thread is provided on wall；The dust-proof sealing structure includes:It is embedded valve inside in the inflating port, with described the
The dust cap of two external screw threads engagement assembly and the dust-proof cap stopper being arranged between the inflating port and the dust cap.
Further, the predetermined angular is within 5 ° to 85 °.
Further, the connection structure further includes gasket, and the gasket is set in the connecting screw, and the pad
Piece is located at the side opposite with the interior adjustment face of shell.
Further, it is offered out at the position between the outer bearing surface and the mounting structure of the gas nozzle
Stomata.
Further, a kind of TPMS system is provided, including：Sensor device and monitoring alarm device, the sensor dress
It is set to the sensor device as described in any one of above scheme, the monitoring alarm device and the sensor device are wireless
Connection, the monitoring alarm device is for receiving the issued information of the sensor device and carrying out display or alarm.
Further, a kind of automobile is provided, which includes TPMS system as described above, wherein the TPMS system
The sensor device driving system that is installed on automobile tyre rim on, the monitoring alarm device of the TPMS system is installed on
On the instrument board of the driver's cabin of automobile.
Compared with prior art, beneficial effect is for the sensor device of the utility model and its TPMS system of application：
Air inlet is connected to the inside and outside of shell, and sensory package assembles inside the shell, for detecting inner pressure of tire and biography
Defeated information gives detection alarm device, when mutually assembling gas nozzle component with sensing device, first by the chimeric dress of the outer bearing surface of gas nozzle
It fits in the interior adjustment face of adjustment section, and makes connecting hole alignment guide through-hole, due to phase between interior adjustment face and outer bearing surface
Cooperation, therefore gasket can be set in connecting screw later with relative rolling, after connecting screw is then passed through guide through hole
It is screwed with connecting hole, thus including making gas nozzle is stable to be embedded in adjustment face.Since the extension of the axis and gas nozzle of connecting hole is linear
At the angle of predetermined angular, i.e. connecting hole is not coaxial with gas nozzle, so connecting screw is not coaxial with gas nozzle, connecting screw can edge
Guide through hole sliding, sensing device can be therefore, same with gas nozzle compared to connecting screw around the central axis rotation of connecting screw
The mode of axis assembly rotates between gas nozzle component and sensing device when dismounting tire causes sensor device to be squeezed
Activity point of view is bigger, more difficult to be influenced by bending stress, reduces the damage probability of sensor device, improves sensing
The service life of device device, therefore the service life of TPMS system is improved, so that automobile is relatively reliable when using.
Detailed description of the invention
Fig. 1 is the overall structure diagram one of the sensor device of the utility model embodiment；
Fig. 2 is the perspective view of the explosion of the sensor device of the utility model embodiment；
Fig. 3 is the longitudinal sectional drawing of the sensor device of the utility model embodiment；
Fig. 4 is the overall structure diagram two of the sensor device of the utility model embodiment.
In the accompanying drawings, each appended drawing reference indicates：1, sensing device；11, shell；12, sensory package；13, adjustment section；111,
Air inlet；131, interior adjustment face；113, accommodation groove；121, pcb board；122, sensor IC；123, sensor antenna；124, electric
Pond；125, gasket；2, gas nozzle component；21, gas nozzle；22, dust-proof sealing structure；23, mounting structure；211, outer bearing surface；
212, venthole；213, the first external screw thread；214, inflating port；215, the second external screw thread；221, valve inside；222, dust cap；
223, dust-proof cap stopper；231, protrusion is abutted；232, nut is pushed against；233, sealing ring；2111, connecting hole；3, connection structure；31,
Connecting screw；32, gasket.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Embodiment：
In the present embodiment, TPMS system is provided on automobile, wherein TPMS system includes：Sensor device and monitoring
Alarm device, sensor device are installed on the tyre rim of the driving system of automobile, the monitoring alarm device peace of TPMS system
On the instrument board of driver's cabin loaded on automobile, monitoring alarm device and sensor device are wirelessly connected, and are filled for receiving sensor
It sets issued information and carries out display or alarm.Wherein, as shown in Figure 1-3, sensor device includes：Sensing device 1, gas nozzle group
Part 2 and connection structure 3.
Sensing device 1 includes：Shell 11, adjustment section 13 and the sensory package 12 being assemblied in shell 11, sensory package 12
For detecting inner pressure of tire and transmission information, the outside of shell 11 is provided with adjustment section 13, is provided with indent in adjustment section 13
The interior adjustment face 131 of arc surfaced offers the guide through hole of bar shaped in adjustment section 13, and guide through hole passes through interior adjustment face
131, and shell 11 is offset to one end of guide through hole；2 activity of gas nozzle component is assemblied on sensing device 1, and gas nozzle component 2 wraps
It includes：The end of hollow gas nozzle 21, gas nozzle 21 assembled with 1 phase of sensing device is provided with bearing surface 211 outside arc surfaced, outer abutting
Face 211 and interior adjustment face 131 match, and connecting hole 2111 is offered on the end, the central axis of connecting hole 2111 with
Predetermined angular is formed between the central axis of gas nozzle 21, predetermined angular is preferred to use 35 ° within 5 ° to 85 °；Connection structure
3 include：Connecting screw 31, connecting screw 31 are arranged in guide through hole and are threadedly coupled with connecting hole 2111, and connecting screw 31 can
Slid along guide through hole, and sensing device 1 can around the axis rotation of connecting screw 31, when original state, connecting screw 31 with
The end of the close shell 11 of guide through hole is mutually supported, and central axis of the extending direction of shell 11 relative to connecting screw 31
Biasing setting.When the sensor device assemble complete after, i.e., the original state of the sensor device when, connecting screw 31 with lead
It is mutually supported to the end of the close shell 11 of through-hole, and the extending direction of shell 11 is inclined relative to the central axis of attachment screw 31
It installs.When shell 11 of the tire to the sensor device causes to squeeze, shell 11 can be in connecting screw 31 at this time
It slides and adjusts the angle along the bar shaped extending direction of guide through hole under guiding role.On automobile, when the air pressure foot in tire
Enough, then the space in tire is enough, at this time will not the shell 11 to the sensor device formed and squeeze, still, when in tire
When air pressure deficiency, tire bears automobile kerb weight and generates obvious deformation at this time, and tire can then squeeze sensor dress at this time
It sets, and is perpendicular to the vertical direction on ground to the extruding force direction of the shell of sensor device 11 at this time.Therefore, the sensing
The shell 11 of device device after affording squeezing action can rapidly around the central axis of connecting screw 31 and rotation adjusts, it is then outer
Shell 11 is slid under guide through hole and the cooperation of connecting screw 31, so that the sensing device 1 of the sensor be avoided to be extruded
Damage.
Specifically, in order to increase the connection reliability of connecting screw 31 and guide through hole, connection structure 3 further includes：Gasket
32, gasket 32 is set in connecting screw 31, and gasket 32 is located at the side opposite with interior adjustment face 131 of shell 11.In this way,
Gasket 32 increases clamping width, so that the head of connecting screw 31 leads to the limit of connecting screw 31 without departing from guide through hole
Position, guiding role failure.
As shown in Figs. 1-2, accommodation groove 113 is provided on shell 11, sensory package 12 is embedded in accommodation groove 113, sensing
Component 12 includes：(or consolidated by bonded adhesives by pcb board 121 is Nian Jie by the pcb board 121 of screw and 11 fixing assembling of shell
It is scheduled on shell 11), sensor IC 122, sensor antenna 123 and the battery 124 being assemblied on pcb board 121, sensor
IC122 is used to detect the pressure information in tire, and sensor antenna 123 is used for monitoring alarm device transmission and air pressure information, electricity
Pond 124 is used to power to sensor IC 122 and sensor antenna 123, offered on shell 11 for be connected to 11 inside of shell and
External air inlet 111, consequently facilitating sensory package 12 detects inner pressure of tire.
As shown in Fig. 1,2,4, in order to guarantee the waterproofness of sensing device 1, so that its reliability is improved, in the present embodiment
In, card slot corresponding with 122 position of sensor IC is offered inside accommodation groove 113, is provided between card slot and sensor IC 122
Gasket 125, gasket 125 surround around sensor IC 122, thus prevent sensor IC 122 from intaking, sensory package 12
11 lateral irrigation marine glue of separate shell be sealed, marine glue makes sensory package 12 be isolated from the outside, to avoid sensory package
Component in 12 improves the service life of sensory package 12, in other realities by high pressure and moisture vapor erosion in tire
It applies in example, fills marine glue for after the sealing of sensory package 12, the lid matched can also be set at 113 mouthfuls of accommodation groove of shell 11
Plate.
The middle section of gas nozzle 21 is set as obtuse angle shape, gas nozzle 21 be located at outer bearing surface 211 and mounting structure 23 it
Between position at offer venthole 212, the middle section of gas nozzle 21, which is set as bending, can make sensor device and wheel
It is bigger that angle is adjusted when wheel rim assembles, therefore is more suitable for the installation of different situations, what venthole 212 can pass through for gas nozzle 21
Air-flow enters in wheel.
Gas nozzle component 2 further includes：Mounting structure 23 and dust-proof sealing structure 22.
Specifically, as shown in Figs. 1-2, mounting structure 23 is arranged at the close sensing device 1 of gas nozzle 21, it is used for and wheel
Wheel rim assembly, gas nozzle 21 are provided with the first external screw thread 213 at outer bearing surface 211, and mounting structure 23 includes abutting protrusion
231, nut 232 and sealing ring 233 are pushed against, protrusion 231 is abutted and is coaxially disposed with gas nozzle 21, and abuts 231 setting of protrusion the
On the end of the close outer bearing surface 211 of one external screw thread 213, nut 232 is pushed against with the first external screw thread 213 and engages assembly, is sealed
Circle 233 is set on gas nozzle 21, and sealing ring 233, which is located at, to abut protrusion 231 and push against between nut 232, and gas nozzle 21 is passed through vehicle
It after taking turns wheel rim, screws and pushes against nut 232, sealing ring 233 and wheel rim push against at this time, ensure that between rim for automobile wheel and tire
Air-tightness, it is relatively reliable.
As Figure 2-3, dust-proof sealing structure 22 is arranged on end of the gas nozzle 21 far from sensing device 1, gas nozzle 21
It is inflating port 214 far from 213 end of the first external screw thread, is provided with the second external screw thread 215 on the periphery wall of inflating port 214；It is dust-proof close
Seal structure 22 includes:Valve inside 221, dust cap 222 and dust-proof cap stopper 223, valve inside 221 is embedded in inflating port 214, dust-proof
Cap 222 engages assembly with the second external screw thread 215, and dust-proof cap stopper 223 is arranged between inflating port 214 and dust cap 222.
The use principle of the TPMS system of the sensor device and its application of the present embodiment is for example following：Air inlet 111 is connected to
Shell 11 it is inside and outside, sensory package 12 is assemblied in shell 11, inner pressure of tire and conveys information to detection for detecting
Alarm device, when mutually assembling gas nozzle component 2 with sensing device 1, first by the chimeric assembly of the outer bearing surface 211 of gas nozzle 21 outer
In the interior adjustment face 131 of shell 11, and make 2111 alignment guide through-hole of connecting hole, due to interior adjustment face 131 and outer bearing surface 211
Between match, therefore gasket 32 can be set in connecting screw 31 later with relative rolling, then wear connecting screw 31
It screws after crossing guide through hole with connecting hole 2111, is embedded in adjustment face 131 inside so that gas nozzle 21 be made to stablize.Due to connecting hole
2111 axis and the extension line of gas nozzle 21 form the angle of predetermined angular, i.e. connecting hole 2111 is not coaxial with gas nozzle 21, so
Connecting screw 31 is not coaxial with gas nozzle 21, and connecting screw 31 can both be slided along guide through hole, and sensing device 1 can be around connection spiral shell
Therefore the central axis rotation of silk 31 compared to the mode that connecting screw 31 and gas nozzle 21 are coaxially assembled, causes in dismounting tire
When sensor device is squeezed, the activity point of view rotated between gas nozzle component 2 and sensing device 1 is bigger, it is more difficult by
The influence of bending stress reduces the damage probability of sensor device, improves the service life of sensor device, therefore improve
The service life of TPMS system, so that automobile is relatively reliable when using.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of sensor device, which is characterized in that including：
Sensing device (1), the sensing device (1) include：Shell (11) and be assemblied in it is in the shell (11), for detecting
Inner pressure of tire and the sensory package (12) for transmitting information, are provided with adjustment section (13), the adjustment on the outside of the shell (11)
The interior adjustment face (131) of the arc surfaced of indent is provided in portion (13), the guiding that bar shaped is offered on the adjustment section (13) is logical
Hole, the guide through hole passes through the interior adjustment face (131), and the shell (11) is offset to one end of the guide through hole；
Activity is assemblied in the gas nozzle component (2) on the sensing device (1), and the gas nozzle component (2) includes gas nozzle (21), described
The end of gas nozzle (21) mutually assembled with the sensing device (1) is provided with the outer bearing surface (211) of arc surfaced, the outer bearing surface
(211) it is matched with the interior adjustment face (131), and offers connecting hole (2111), the connecting hole on the end
(2111) predetermined angular is formed between central axis and the central axis of the gas nozzle (21)；And
It mutually assembles across the guide through hole and with the connecting hole (2111) with by the gas nozzle component (2) and the sensor
The connection structure (3) that part (1) mutually assembles, the connection structure (3) include：Be arranged in the guide through hole and with the connecting hole
(2111) connecting screw (31) of Screw assembly, the connecting screw (31) can slide along the guide through hole, and the sense
Survey device (1) can around the central axis rotation of the connecting screw (31), when original state, the connecting screw (31) with it is described
The end close to the shell (11) of guide through hole is mutually supported, and the extending direction of the shell (11) is relative to the connection
The central axis of screw (31) biases setting.
2. sensor device as described in claim 1, which is characterized in that the shell (11) is provided with accommodation groove (113), institute
Sensory package (12) is stated to be embedded in the accommodation groove (113)；
The sensory package (12) includes：The pcb board (121) that connect with the shell (11) is assemblied in the pcb board (121)
On sensor IC (122), the sensor antenna (123) that is assemblied on the pcb board (121) and be assemblied in the pcb board
(121) battery (124) for powering to the sensor IC (122) and sensor antenna (123) on.
3. sensor device as claimed in claim 2, which is characterized in that offered inside the accommodation groove (113) with it is described
The corresponding card slot in sensor IC (122) position, is provided with gasket (125) between the card slot and the sensor IC (122)；
The sensory package (12) seals far from the shell (11) lateral irrigation marine glue.
4. sensor device as claimed any one in claims 1 to 3, which is characterized in that the gas nozzle component (2) is also wrapped
It includes：The dust-proof sealing structure (22) and setting being arranged on the end far from the sensing device (1) of the gas nozzle (21) exist
The gas nozzle (21) at the sensing device (1), the mounting structure (23) for being assembled with wheel rim.
5. sensor device as claimed in claim 4, which is characterized in that the close outer bearing surface of the gas nozzle (21)
(211) the first external screw thread (213) are provided at；
The mounting structure (23) includes abutting raised (231), pushing against nut (232) and sealing ring (233), the abutting protrusion
(231) it is coaxially disposed with the gas nozzle (21), and leaning in the first external screw thread (213) is arranged in the abutting raised (231)
On the end of the nearly outer bearing surface (211), the abutting nut (232) engages assembly, institute with first external screw thread (213)
It states sealing ring (233) to be set on the gas nozzle (21), it is (231) and described that the sealing ring (233) is located at the abutting protrusion
It pushes against between nut (232).
6. sensor device as claimed in claim 5, which is characterized in that separate first external screw thread of the gas nozzle (21)
(213) port is inflating port (214), is provided with the second external screw thread (215) on the periphery wall of the inflating port (214)；
The dust-proof sealing structure (22) includes:It is embedded the valve inside (221) and described second in the inflating port (214)
The dust cap (222) of external screw thread (215) engagement assembly and setting the inflating port (214) and the dust cap (222) it
Between dust-proof cap stopper (223).
7. sensor device as described in claim 1, which is characterized in that the predetermined angular is within 5 ° to 85 °.
8. sensor device as described in claim 1, which is characterized in that the connection structure (3) further includes gasket (32), institute
It states gasket (32) to be set on the connecting screw (31), and the gasket (32) is being located at shell (11) with the interior adjustment face
(131) opposite side.
9. a kind of TPMS system, which is characterized in that including：Sensor device and monitoring alarm device, the sensor device are
Sensor device as claimed in any of claims 1 to 8 in one of claims, the monitoring alarm device and the sensor device are wireless
Connection, the monitoring alarm device is for receiving the issued information of the sensor device and carrying out display or alarm.
10. a kind of automobile, which is characterized in that the automobile includes TPMS system as claimed in claim 9, wherein the TPMS system
The sensor device of system is installed on the tyre rim of the driving system of automobile, the monitoring alarm device installation of the TPMS system
In on the instrument board of the driver's cabin of automobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820568037.8U CN208133978U (en) | 2018-04-19 | 2018-04-19 | A kind of sensor device, TPMS system and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820568037.8U CN208133978U (en) | 2018-04-19 | 2018-04-19 | A kind of sensor device, TPMS system and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208133978U true CN208133978U (en) | 2018-11-23 |
Family
ID=64293143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820568037.8U Active CN208133978U (en) | 2018-04-19 | 2018-04-19 | A kind of sensor device, TPMS system and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208133978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109795268A (en) * | 2018-12-28 | 2019-05-24 | 广东菲柯特电子科技有限公司 | A kind of tire pressure detecting device |
-
2018
- 2018-04-19 CN CN201820568037.8U patent/CN208133978U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109795268A (en) * | 2018-12-28 | 2019-05-24 | 广东菲柯特电子科技有限公司 | A kind of tire pressure detecting device |
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