CN210416105U - Tire pressure monitoring device of stable performance - Google Patents
Tire pressure monitoring device of stable performance Download PDFInfo
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- CN210416105U CN210416105U CN201920483114.4U CN201920483114U CN210416105U CN 210416105 U CN210416105 U CN 210416105U CN 201920483114 U CN201920483114 U CN 201920483114U CN 210416105 U CN210416105 U CN 210416105U
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- monitoring device
- tire pressure
- pressure monitoring
- housing
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Abstract
The utility model discloses a tire pressure monitoring device of stable performance, including mouth pole, metal connecting piece and sensor main part, the sensor main part includes casing, battery, is used for responding to the forced induction device, antenna and the PCB board of atmospheric pressure size. The metal connecting piece is provided with a first connecting part and a fixing part which are vertical to each other; the first connecting part extends out of the shell and is pivoted with the air outlet end; the fixing part extends out of the clamping part, a mounting hole is formed in the PCB, a welding disc is arranged on the top surface of the mounting hole, the clamping part penetrates through the mounting hole and is welded with the welding disc, and the clamping part is in contact with the antenna. The utility model discloses a tire pressure monitoring device, the equipment is convenient, and the welding back is firm stable, and the installation that PCB board and last electron device can stabilize in the casing, has avoided leading to the easy pine of electron device to take off or the problem of damage because of the vibration. And, antenna and card portion contact, the signal of antenna can be passed through metal connecting piece and is transmitted to the casing outside, is favorable to improving the intensity of signal.
Description
Technical Field
The utility model belongs to tire pressure detection device field especially relates to a tire pressure monitoring device of stable performance.
Background
In order to ensure the safe driving of the automobile, it is very important to install a Tire Pressure Monitoring System (TPMS) on the automobile and monitor the parameters of the tire, such as the air pressure and the temperature, in real time. In the automobile tire pressure monitoring system, a corresponding monitoring device for monitoring the tire pressure is installed at the inflating valve hole of the rim of each tire. Under the state of driving or vehicle is static, the tire pressure monitoring device automatically monitors the pressure, temperature and other data of the tire in real time, and gives an alarm in time when the pressure and temperature of the tire are abnormal, thereby avoiding traffic accidents caused by tire faults and ensuring driving safety.
Tire pressure monitoring sensor in the existing market, the circuit board in its sensor main part passes through the screw installation in the casing, however, the car is at the in-process of traveling, and can be difficult to avoid passing through some unevenness's highway sections, and the tire can vibrate from top to bottom along with the car this moment, and in this process, the screw pine takes off easily, and the circuit board and electron device on it also take place the pine thereupon and take off or damage, has influenced the stability when tire pressure monitoring sensor uses. Moreover, the operation is troublesome when installing the screw, and the problem of the screw or screw hole sliding is often caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a tire pressure monitoring device of stable performance is provided, the circuit board that aims at solving the tire pressure monitoring device among the prior art passes through the fixed installation trouble that exists of screw installation to and the problem that electronic device pine takes off easily or damages.
The utility model discloses a realize like this, a tire pressure monitoring device of stable performance, including the mouth pole that is used for letting in outside air and the sensor main part that is used for monitoring the interior gas pressure of tire, the sensor main part includes casing, battery, the pressure-sensitive device, antenna and the PCB board that are used for responding to the atmospheric pressure size, battery, pressure-sensitive device, antenna and PCB board all set up in the casing, set up the inlet port that supplies the air current to enter on the casing; one end of the nozzle rod is an air inlet end, and the other end of the nozzle rod is an air outlet end; the tire pressure monitoring device further comprises a metal connecting piece, the metal connecting piece is arranged on the shell in a penetrating mode and is fixed on the shell, and the metal connecting piece is provided with a first connecting part and a fixing part which are perpendicular to each other; the first connecting part extends out of the shell and is pivoted with the air outlet end; the fixing portion is fixed on the shell, a clamping portion extends towards the inner side direction of the shell, the clamping portion extends upwards from the bottom of the fixing portion, a mounting hole is formed in the PCB, a welding disc is arranged on the top surface of the mounting hole, the clamping portion penetrates through the mounting hole and is welded with the welding disc, and the clamping portion is in contact with the antenna.
Furthermore, a first shaft hole is formed in the first connecting part, a second connecting part extends out of the shell, a second shaft hole is formed in the second connecting part, and a third shaft hole is formed in the air outlet end of the nozzle rod; and a screw penetrates through the first shaft hole, the second shaft hole and the third shaft hole, and the air outlet end of the nozzle rod is pivoted with the shell.
Further, the fixing part of the metal connecting piece is embedded in the side wall of the shell.
Further, the clamping part is L-shaped.
Furthermore, at least one pair of elastic buckles is arranged on the inner side wall of the shell, each pair of elastic buckles is provided with two elastic buckles, and the two elastic buckles of the same pair are respectively arranged on the two opposite inner side walls of the shell; a deformation gap is formed between the elastic buckle and the inner side wall of the shell, and two side faces of the PCB are fixedly connected with the elastic buckles on the side walls of the two sides of the shell in a clamping manner respectively.
Further, the shell is made of plastic materials.
Furthermore, the air inlet on the casing is located at the top of the casing, an embedding groove is formed in the position, corresponding to the air inlet, of the inner top wall of the casing, a sealing gasket is embedded in the embedding groove, a through hole is formed in the position, corresponding to the air inlet, of the sealing gasket, and the bottom surface of the sealing gasket is abutted to the pressure sensing device.
Compared with the prior art, the utility model, beneficial effect lies in: the utility model discloses a mounting hole has been seted up on its inside PCB board to tire pressure monitoring devices, and metal connecting piece is provided with card portion, and card portion can penetrate in the mounting hole to through welding and PCB board fixed connection. The inserting structure is convenient to assemble, firm and stable in connection after welding, the PCB and the electronic device on the PCB can be stably installed in the shell, and the problem that the electronic device is easy to loosen or damage due to tire vibration is avoided. And, the PCB board after the equipment can be because the antenna contacts with card portion, so the signal of antenna can be through metal connecting piece to the outside transmission of casing, is favorable to improving the intensity of signal.
Drawings
Fig. 1 is a schematic perspective view of a tire pressure monitoring device with stable performance according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an exploded view of the sensor of FIG. 1;
FIG. 3 is a schematic perspective view of a metal connection in the sensor of FIG. 1;
FIG. 4 is a schematic view of another exploded structure of the sensor of FIG. 1;
fig. 5 is a schematic longitudinal cross-sectional view of the sensor shown in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Please refer to fig. 1 to 5, for a preferred embodiment of the present invention, a tire pressure monitoring device with stable performance includes a nozzle rod 1 for introducing outside air, a metal connecting member 2 and a sensor main body 3 for monitoring the gas pressure in the tire, wherein the nozzle rod 1 is connected to the sensor main body 3 through the metal connecting member 2. The sensor body 3 includes a housing 31, a battery 32, a pressure sensing device 33 for sensing the air pressure, an antenna, and a PCB 34, wherein the battery 32, the pressure sensing device 33, the antenna, and the PCB 34 are all disposed in the housing 31.
An air inlet 311 for air to enter is arranged on the shell 31; one end of the nozzle rod 1 is an air inlet end 11, and the other end is an air outlet end 12. The metal connecting piece 2 is arranged on the shell 31 in a penetrating way and fixed, and the metal connecting piece 2 is provided with a first connecting part 21 and a fixing part 22 which are vertical to each other; the first connecting portion 21 extends out of the housing 31 and is pivotally connected to the air outlet end 12.
The fixing portion 21 of the metal connector 2 is fixed on the inner side wall of the housing 31, and the fastening portion 23 extends toward the inner side of the housing 31, the fastening portion 23 extends upward from the bottom of the fixing portion 21, the PCB 34 is provided with a mounting hole 341, a pad is disposed on the top surface of the mounting hole 341, the fastening portion 23 is inserted into the mounting hole 341, the fastening portion 23 is welded to the pad, and the fastening portion 23 is in contact with the antenna. In the present embodiment, the fastening portion 23 is L-shaped.
Specifically, the first connecting portion 21 is provided with a first shaft hole 211, the housing 31 extends out of a second connecting portion 312, the second connecting portion 312 is provided with a second shaft hole, and the air outlet end 12 of the nozzle rod 1 is provided with a third shaft hole 121; the air outlet end 12 of the nozzle rod 1 is pivotally connected to the housing 31 by a screw 4 passing through the first shaft hole 211, the second shaft hole and the third shaft hole 121.
Preferably, the housing 31 of the present embodiment is made of plastic material, and in order to better fasten the PCB 34, at least one pair of elastic buckles 313 is disposed on an inner side wall of the housing 31 of the present embodiment, each pair of elastic buckles 313 includes two elastic buckles 313, and the two elastic buckles 313 of the same pair are respectively disposed on two opposite inner side walls of the housing 31; a deformation gap is formed between the elastic buckle 313 and the inner side wall of the shell 31, and two side surfaces of the PCB 34 are respectively and fixedly connected with the elastic buckle 313 on the side walls of two sides of the shell 31 in a clamping manner.
The air inlet 311 on the shell 31 is located at the top of the shell, an embedding groove 314 is arranged on the top wall of the interior of the shell 31 corresponding to the position of the air inlet 311, a sealing gasket 315 is embedded in the embedding groove 314, a through hole is formed in the position, corresponding to the air inlet 311, of the sealing gasket 315, the bottom surface of the sealing gasket 315 is abutted to the pressure sensing device 33, and an air inlet channel is formed in the through hole of the sealing gasket 315, so that air is enabled to smoothly enter the shell 31 and is sensed by the pressure sensing device 33.
In summary, in the tire pressure monitoring device of the present embodiment, the PCB 34 inside the tire pressure monitoring device is provided with the mounting hole 341, the metal connector 2 is provided with the fastening portion 23, and the fastening portion 23 can penetrate into the mounting hole 341 and is fixedly connected to the PCB 34 by welding. The inserting structure is convenient to assemble and firm and stable in connection after welding, the PCB 34 and the electronic devices on the PCB can be stably installed in the shell 31, and the problem that the electronic devices are easy to loosen or damage due to tire vibration is solved. In addition, since the assembled PCB 34 is in contact with the fastening portion 23, signals of the antenna can be transmitted to the outside of the housing 31 through the metal connector 2, which is beneficial to improving the strength of the signals.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A tire pressure monitoring device with stable performance comprises a nozzle rod used for introducing external air and a sensor main body used for monitoring gas pressure in a tire, wherein the sensor main body comprises a shell, a battery, a pressure sensing device used for sensing the air pressure, an antenna and a PCB (printed circuit board), the battery, the pressure sensing device, the antenna and the PCB are all arranged in the shell, and an air inlet hole for air flow to enter is formed in the shell; one end of the nozzle rod is an air inlet end, and the other end of the nozzle rod is an air outlet end; the tire pressure monitoring device is characterized by further comprising a metal connecting piece, wherein the metal connecting piece is arranged on the shell in a penetrating mode and is fixed on the shell, and the metal connecting piece is provided with a first connecting part and a fixing part which are perpendicular to each other; the first connecting part extends out of the shell and is pivoted with the air outlet end; the fixing portion is fixed on the shell, a clamping portion extends towards the inner side direction of the shell, the clamping portion extends upwards from the bottom of the fixing portion, a mounting hole is formed in the PCB, a welding disc is arranged on the top surface of the mounting hole, the clamping portion penetrates through the mounting hole and is welded with the welding disc, and the clamping portion is in contact with the antenna.
2. The tire pressure monitoring device with stable performance of claim 1, wherein the first connecting portion is provided with a first shaft hole, the housing is extended to form a second connecting portion, the second connecting portion is provided with a second shaft hole, and the air outlet end of the nozzle rod is provided with a third shaft hole; and a screw penetrates through the first shaft hole, the second shaft hole and the third shaft hole, and the air outlet end of the nozzle rod is pivoted with the shell.
3. The tire pressure monitoring device of claim 1, wherein the fixing portion of the metal connector is embedded within a sidewall of the housing.
4. The tire pressure monitoring device of claim 1, wherein the clamping portion is L-shaped.
5. The tire pressure monitoring device with stable performance according to any one of claims 1 to 4, wherein at least one pair of elastic buckles is arranged on the inner side wall of the housing, each pair of elastic buckles has two elastic buckles, and the two elastic buckles of the same pair are respectively arranged on the two opposite inner side walls of the housing; a deformation gap is formed between the elastic buckle and the inner side wall of the shell, and two side faces of the PCB are fixedly connected with the elastic buckles on the side walls of the two sides of the shell in a clamping manner respectively.
6. The tire pressure monitoring device of any of claims 1-4, wherein the housing is a plastic material.
7. The tire pressure monitoring device with stable performance as claimed in any one of claims 1 to 4, wherein the air inlet hole on the housing is located at the top of the housing, an embedding groove is arranged on the inner top wall of the housing at a position corresponding to the air inlet hole, a sealing gasket is embedded in the embedding groove, a through hole is arranged at a position corresponding to the air inlet hole of the sealing gasket, and the bottom surface of the sealing gasket is abutted against the pressure sensing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483114.4U CN210416105U (en) | 2019-04-10 | 2019-04-10 | Tire pressure monitoring device of stable performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483114.4U CN210416105U (en) | 2019-04-10 | 2019-04-10 | Tire pressure monitoring device of stable performance |
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| Publication Number | Publication Date |
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| CN210416105U true CN210416105U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920483114.4U Active CN210416105U (en) | 2019-04-10 | 2019-04-10 | Tire pressure monitoring device of stable performance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110103646A (en) * | 2019-04-10 | 2019-08-09 | 深圳市永奥图电子有限公司 | A kind of device for monitoring tyre pressure |
-
2019
- 2019-04-10 CN CN201920483114.4U patent/CN210416105U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110103646A (en) * | 2019-04-10 | 2019-08-09 | 深圳市永奥图电子有限公司 | A kind of device for monitoring tyre pressure |
| CN110103646B (en) * | 2019-04-10 | 2021-11-16 | 深圳市永奥图电子有限公司 | Tire pressure monitoring device |
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