Tire pressure sensor structure

Abstract

The utility model discloses a tire pressure sensor structure which comprises a tire pressure sensor main body assembly and a tire valve used for installing the tire pressure sensor main body assembly, the tire pressure sensor main body assembly comprises a shell and a connecting cover, the connecting cover is connected with one end of the shell in a threaded and sleeved mode, a connector is fixedly connected with one end of the shell in an embedded mode, and the connector is connected with the tire pressure sensor main body assembly. One end of the tire valve is in threaded insertion connection with the connector, a connecting sealing gasket is arranged in the connector and is in contact with one end of the tire valve, and a circuit board is arranged in the connecting cover. According to the tire pressure sensor, the tire valve and the tire pressure sensor main body assembly are sealed through the connecting sealing gasket, so that air leakage from the joint of the tire valve and the tire pressure sensor main body assembly during inflation is avoided, and the shell and the connecting cover are internally and externally sealed through the inner sealing ring and the outer sealing ring; the sealing performance of the tire pressure sensor main body assembly is improved, so that the accuracy of tire pressure detection is prevented from being influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to tire pressure sensor structure technical field, especially tire pressure sensor structure. BACKGROUND

[0002] With the continuous improvement of the intelligentization and safety performance requirements of automobile, tire pressure monitoring system (TPMS) has become an important part of vehicle safety, and the tire pressure sensor structure installed on the tire valve is an important component structure of the tire pressure monitoring system.

[0003] And the existing tire pressure sensor structure in the use process, because load the shell assembly sealing property of tire temperature tire pressure sensor body is bad, lead to tire pressure sensor structure to tire tire pressure detection is not accurate, therefore, in order to industry technology progress, better realization tire pressure sensor structure to tire tire pressure detection function, improve core technology competitiveness, the present application proposes a new implementation scheme different from the tire pressure sensor structure and application mode in prior art. SUMMARY

[0004] The utility model discloses a tire pressure sensor structure that solves the problem of poor sealing of the shell assembly of the tire temperature tire pressure sensor body, which leads to inaccurate tire pressure detection of the tire pressure sensor structure.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A tire pressure sensor structure, comprising a tire pressure sensor main body assembly and a tire valve for mounting the tire pressure sensor main body assembly, the tire pressure sensor main body assembly comprising a shell and a connecting cover, the connecting cover being threadedly connected to one end of the shell, one end of the shell being fixedly connected to a connector, one end of the tire valve being threadedly connected to the connector, a connecting seal pad being provided in the connector, the connecting seal pad being in contact with one end of the tire valve, a circuit board being provided in the connecting cover, one side of the circuit board being fixedly connected to a tire temperature tire pressure sensor body, a button cell being provided in the connecting cover, an inner sealing ring and an outer sealing ring being provided between the shell and the connecting cover.

[0007] Further, one end of the connecting cover is fixedly connected to two support columns, one end of the two support columns being fixedly connected to a bearing plate by a bolt, the circuit board being fixedly connected to one side of the bearing plate by a bolt, and the button cell being mounted on the other side of the bearing plate.

[0008] Further, one end of the shell is fixedly connected to an outer hexagonal frame.

[0009] Further, the outer wall of one end of the shell is fixedly connected to a plurality of connecting ribs.

[0010] Further, the circumferential outer wall of the connecting cover is provided with an anti-skid groove.

[0011] Further, the button cell is electrically connected with the tire temperature and pressure sensor body.

[0012] The utility model discloses beneficial effect is:

[0013] 1. through connecting the sealing gasket and sealing between tire gas nozzle and the tire pressure sensor main part assembly, and then avoid the air leakage from tire gas nozzle and the tire pressure sensor main part assembly when inflating, again through the inner sealing ring and the outer sealing ring and carry out the inside and outside double seal between the casing and the connecting cover, improve the sealing property of tire pressure sensor main part assembly, so as to avoid the influence on the precision of tire pressure detection.

[0014] 2. through the setting of the outer hex frame, when installing tire pressure sensor main part assembly, the wrench is clamped outside the outer hex frame and is pulled, thereby stably installing tire pressure sensor main part assembly on tire gas nozzle, and the installation of tire pressure sensor main part assembly is convenient, and it is convenient and fast. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a three-dimensional structure schematic view of the tire pressure sensor structure proposed in the utility model;

[0016] Fig. 2 It is a sectional main view structure schematic view of the tire pressure sensor structure proposed in the utility model;

[0017] Fig. 3 It is an assembly state sectional main view structure schematic view of the tire pressure sensor structure proposed in the utility model.

[0018] In the drawing: 1, tire pressure sensor main part assembly;101, casing;102, connecting head;103, connecting sealing gasket;104, connecting cover;105, circuit board;106, tire temperature and pressure sensor body;107, button cell;108, inner sealing ring;109, outer sealing ring;2, tire gas nozzle;3, support column;4, bearing plate;5, outer hex frame;6, connecting rib;7, anti-skid groove. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0020] Refer to Figs. 1-3The utility model provides a tire pressure sensor structure, including tire pressure sensor main part assembly 1 and the tire gas nozzle 2 for installing tire pressure sensor main part assembly 1, and tire pressure sensor main part assembly 1 includes the casing 101 and the connecting cover 104, the connecting cover 104 is screwed with the one end of casing 101, and the one end of casing 101 is fixedly embedded with the connecting head 102, and the one end of tire gas nozzle 2 is screwed with connecting head 102, so that tire pressure sensor main part assembly 1 is installed on tire gas nozzle 2 quickly, connecting head 102 is equipped with connecting sealing washer 103, so that tire gas nozzle 2 and tire pressure sensor main part assembly 1 between seal, in turn avoid the leakage from tire gas nozzle 2 and tire pressure sensor main part assembly 1's connecting place when inflating, and connecting sealing washer 103 is in contact with the one end of tire gas nozzle 2, and the circuit board 105 is equipped in connecting cover 104, and the one side of circuit board 105 is welded with tire temperature tire pressure sensor body 106, and the model of tire temperature tire pressure sensor body 106 is SL-TS3306, and the button cell 107 is equipped in connecting cover 104, and the inner sealing ring 108 and the outer sealing ring 109 are equipped between casing 101 and connecting cover 104, and the inner sealing ring 108 and the outer sealing ring 109 are used to seal between casing 101 and connecting cover 104 inside and outside double.

[0021] The inner wall of the one end of connecting cover 104 is integrally formed with two support columns 3, the one end of the two support columns 3 is fixed with a bearing plate 4 by bolts, the circuit board 105 is fixed on one side of the bearing plate 4 by bolts, the support column 3 and the bearing plate 4 support and install the circuit board 105, the button cell 107 is installed on the other side of the bearing plate 4, the one end of the casing 101 is integrally formed with an outer hexagonal frame 5, when installing the tire pressure sensor main part assembly 1, the wrench is clamped outside the outer hexagonal frame 5 and is twisted, so that the tire pressure sensor main part assembly 1 is stably installed on the tire gas nozzle 2, the outer wall of the one end of the casing 101 is integrally formed with a plurality of connecting ribs 6, so as to strengthen the firmness of the casing 101, the circumferential outer wall of the connecting cover 104 is provided with an anti-skid groove 7, so as to facilitate the taking of the connecting cover 104, the button cell 107 is electrically connected with the tire temperature tire pressure sensor body 106, and the button cell 107 provides electric energy for the tire temperature tire pressure sensor body 106.

[0022] The working principle of the embodiment is as follows: in use, first, the tire pressure sensor main part assembly 1 is installed on the tire gas nozzle 2 by the threaded connection of the tire gas nozzle 2 and the connecting head 102, and the one end of the tire gas nozzle 2 is abutted on the connecting sealing washer 103, so as to seal between the tire gas nozzle 2 and the tire pressure sensor main part assembly 1, and in turn avoid the leakage from the connecting place of the tire gas nozzle 2 and the tire pressure sensor main part assembly 1 when inflating, then, the inner sealing ring 108 and the outer sealing ring 109 are used to seal between the casing 101 and the connecting cover 104 inside and outside double, so as to avoid the leakage, and when inflating, the tire temperature tire pressure sensor body 106 is used to detect the air pressure of the tire.

[0023] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto. Any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, and all of them should be covered within the protection scope of the present application.

Claims

1. A tire pressure sensor structure, comprising a tire pressure sensor body assembly (1) and a tire valve (2) for mounting the tire pressure sensor body assembly (1), characterized in that, The tire pressure sensor main body assembly (1) includes a housing (101) and a connecting cover (104). The connecting cover (104) is threaded onto one end of the housing (101). A connector (102) is fixedly embedded at one end of the housing (101). One end of the tire valve (2) is threaded into the connector (102). A connecting sealing gasket (103) is provided inside the connector (102). The connecting sealing gasket (103) contacts one end of the tire valve (2). A circuit board (105) is provided inside the connecting cover (104). A tire temperature and tire pressure sensor body (106) is fixedly connected to one side of the circuit board (105). A button battery (107) is provided inside the connecting cover (104). An inner sealing ring (108) and an outer sealing ring (109) are provided between the housing (101) and the connecting cover (104).

2. The tire pressure sensor structure according to claim 1, characterized in that, Two support columns (3) are fixedly connected to the inner wall of one end of the connecting cover (104). One end of the two support columns (3) is fixed to the bearing plate (4) by bolts. The circuit board (105) is fixed to one side of the bearing plate (4) by bolts. The button battery (107) is installed on the other side of the bearing plate (4).

3. The tire pressure sensor structure according to claim 1, characterized in that, One end of the housing (101) is fixedly connected to an external hexagonal frame (5).

4. The tire pressure sensor structure according to claim 1, characterized in that, Multiple connecting ribs (6) are fixedly connected to one end of the outer wall of the shell (101).

5. The tire pressure sensor structure according to claim 1, characterized in that, The outer circumferential wall of the connecting cover (104) is provided with anti-slip grooves (7).

6. The tire pressure sensor structure according to claim 1, characterized in that, The button battery (107) is electrically connected to the tire temperature and pressure sensor body (106).

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