CN217477010U - Lightweight tire pressure sensor - Google Patents
Lightweight tire pressure sensor Download PDFInfo
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- CN217477010U CN217477010U CN202221400862.XU CN202221400862U CN217477010U CN 217477010 U CN217477010 U CN 217477010U CN 202221400862 U CN202221400862 U CN 202221400862U CN 217477010 U CN217477010 U CN 217477010U
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- pressure sensor
- tire pressure
- top cover
- battery
- circuit board
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Abstract
The utility model relates to a sensor technical field, concretely relates to lightweight tire pressure sensor. Comprises a shell and a top cover; a battery and a circuit board; the top cover is arranged on the shell and forms an internal installation space; the battery and the circuit board set up to a body structure and install in through surface mounting technology stromatolite interior installation space, the utility model provides a lightweight tire pressure sensor, its battery and circuit board set up to a body structure and install in the interior installation space of casing through surface mounting technology stromatolite, and sensor production equipment is simple swift more, reduce time and human cost, and the structure is more firm and weight greatly reduced, reduces the influence to the tire when the car goes.
Description
Technical Field
The utility model relates to a sensor technical field, concretely relates to lightweight tire pressure sensor.
Background
With the continuous development and innovation of automobile technology, the requirements on driving safety are higher and higher. In the vehicle driving, the tire pressure monitoring is an important safety measure, generally, a tire pressure sensor is installed at the position of an air valve or inside a tire, the tire pressure monitoring sensor can be divided into a built-in type and an external type according to different installation positions, pressure information is transmitted from the inside of the tire to a central receiver module by a wireless transmitter by measuring the air pressure of the tire, and then the air pressure data of each tire is displayed. When the air pressure of the tire is too low or the tire is flat, the system can automatically give an alarm.
Traditional tire pressure sensor is because the structure sets up unreasonablely, and the whole required working space of sensor is great, leads to the volume of sensor, weight increase, and the installation of the tire pressure monitoring sensor of being not convenient for just influences the working property of tire.
Therefore, it is necessary to solve this technical problem.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides a lightweight tire pressure sensor, sensor weight greatly reduced reduces the influence to the tire when the car goes, the utility model discloses a technical scheme as follows:
a lightweight tire pressure sensor, comprising:
a housing and a top cover;
a battery and a circuit board;
the top cover is arranged on the shell and forms an internal installation space;
the battery and the circuit board are laminated into an integral structure through a surface mounting technology and are arranged in the internal installation space.
In some embodiments, a support structure is disposed between the circuit board and the housing, a pressing structure is disposed between the top cover and the battery, and the support structure cooperates with the pressing structure to fix the positions of the battery and the circuit board.
In some embodiments, the compression structure has fish net shaped compression holes.
In some embodiments, the compression structure is annular and abuts the cell surface.
In some embodiments, the compression structure is integrally formed with the cap;
and/or
The support structure is integrally formed with the housing.
In some embodiments, the top cover is provided with a vent hole, and a waterproof and breathable film is arranged at the vent hole to seal the vent hole.
In some embodiments, a groove is provided on the top cover;
the groove is communicated with the air holes, and the waterproof breathable film is arranged in the groove.
In some embodiments, the waterproof, breathable membrane is disposed on an inside surface of the top cover.
In some embodiments, the housing is provided with a threaded hole, and the valve is connected to the housing through a threaded structure;
self-setting resin is pre-arranged in the threaded hole.
In some embodiments, the cap and the housing are secured by laser welding.
Compared with the prior art, the utility model discloses the beneficial effect who has does:
1. the utility model provides a lightweight tire pressure sensor, its battery and circuit board pass through surface mounting technology stromatolite and set up to a body structure and install in the internally mounted space of casing, and sensor production equipment is simple swift more, reduce time and human cost, and the structure is more firm and weight greatly reduced, to the influence of tire when reducing the car and traveling.
2. The utility model provides a lightweight tire pressure sensor, its circuit board with be provided with bearing structure between the casing, the top cap with be provided with compact structure between the battery, compact structure have fishing net shape compression hole and butt in the battery surface, battery and circuit board cooperation are inseparabler, reduce the sensor because of the possibility that part internal stress problem broke down.
3. The utility model provides a lightweight tire pressure sensor is provided with the bleeder vent on its top cap, and bleeder vent department is provided with waterproof ventilated membrane in order to seal the bleeder vent makes the inside and outside pressure of sensor keep unanimous to the rubber seal who has avoided setting up in the rubber technology of sensor breaks because of inside and outside pressure nonconformity and leads to the condition of infiltration.
4. The utility model provides a lightweight tire pressure sensor, its top cap uses laser welding technology with the casing, for the way that traditional encapsulating was toasted, has greatly reduced equipment time and human cost, and sensor weight greatly reduced is to the influence of tire when reducing the car and going.
5. The utility model provides a lightweight tire pressure sensor is provided with the screw hole on its casing, the inflating valve pass through the helicitic texture connect in casing, threaded hole have in advance set the resin of congealing, when the inflating valve lock goes into in the sensor casing, the resin of congealing breaks and the loss between the screw gap, guarantees that inflating valve and casing can not come off because of the screw is not hard up.
To sum up, the utility model relates to an ingenious, novel structure can reduce sensor weight effectively, to the influence of tire when reducing the car and going, has apparent popularization meaning.
Drawings
The invention will be described in further detail with reference to the following drawings and embodiments:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the overall structure of FIG. 1;
FIG. 3 is a schematic view of the internal structure of the housing of the present invention;
fig. 4 is a schematic structural view of the top cover of the present invention;
FIG. 5 is a schematic view of the installation position of the present invention;
the reference numbers illustrate:
100 is a top cover, 101 is a vent hole, 102 is a waterproof breathable film, 103 is a groove, and 104 is a compression structure;
200 is a housing, 201 is a support structure;
300 is a battery;
400 is a circuit board;
500 is a valve;
600 is a self-setting resin.
Detailed Description
In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
For the sake of simplicity, only the parts related to the utility model are schematically shown in the drawings, and they do not represent the actual structure as a product. Moreover, in the interest of brevity and understanding, only one of the components having the same structure or function is illustrated schematically or designated in some of the drawings. In this document, "one" means not only "only one" but also a case of "more than one".
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items and includes such combinations.
In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
Referring to fig. 1 to 5, the present invention provides a lightweight tire pressure sensor, the structure of which is specifically illustrated, the structure of which includes a housing 200, a top cover 100, a battery 300 and a circuit board 400, wherein the top cover 100 is installed in the housing 200 and forms an internal installation space, the housing 200 is a hollow housing 200 without a cover and is sealed by the top cover 100, the cross-sectional shape of the housing 200 can be a general shape such as circular or square, and can also be flexibly set according to different usage scenarios, the battery 300 and the circuit board 400 are stacked into an integrated structure through surface mounting process technology and are installed in the internal installation space, so that the tire pressure sensor is more simply and rapidly produced and assembled, and the time and labor cost are reduced. In addition, due to the stacked design of the battery 300 and the PCB, the required assembly space can be greatly reduced, the space inside the housing 200 is utilized more optimally, the sensor housing 200 is greatly reduced, the sensor structure is firmer, the material is saved, and the economic benefit is remarkable.
Further, a supporting structure 201 is disposed between the circuit board 400 and the housing 200, a compressing structure 104 is disposed between the top cover 100 and the battery 300, the supporting structure 201 and the compressing structure 104 cooperate to fix the positions of the battery 300 and the circuit board 400, so as to prevent the circuit board 400 and the battery 300 from shaking and being damaged inside the housing 200, the supporting structure 201 may be a supporting pillar structure disposed between the housing 200 and the circuit board 400, or a supporting platform structure disposed inside the housing 200, in a preferred embodiment, the compressing structure 104 is disposed between the top cover 100 and the battery 300 to abut against the battery 300, and the supporting structure 201 is disposed between the circuit board 400 and the housing 200 to abut against the circuit board 400.
In some embodiments, the pressing structure 104 is preferably configured to have a fishing net-shaped compression hole, the pressing structure 104 using this structure has compression elasticity and leaves a compression space between the battery 300 and the top cover 100, which can counteract a part of the stress from the housing 200 to avoid it from being transmitted to the battery 300 and damaging the battery 300 or the connection structure between the battery 300 and the circuit board 400, and improve the service life of the sensor, further, the pressing structure 104 provided with the fishing net-shaped compression hole is configured to be ring-shaped and abut against the surface of the battery 300, whose structure is more adapted to the general shape of the battery 300 and forms a stable abutting structure with the battery 300, and can also function to stabilize the position of the battery 300, the fishing net-shaped pressing structure 104 can further reduce the material usage of the pressing structure 104, and make the weight of the sensor overall lower, and the weight is reduced.
In the foregoing embodiment, the pressing structure 104 may be mounted on the top cover 100 through a connecting structure, and the supporting structure 201 may be mounted on the housing 200 through a connecting structure, and preferably, the pressing structure 104 and the top cover 100 are configured to be integrally formed, and the supporting structure 201 and the housing 200 may also be configured to be integrally formed, which not only is more stable in structure, but also is convenient for production and installation.
In some embodiments, the top cover 100 is provided with the air holes 101, the air holes 101 are used for allowing air in a tire to enter the tire pressure sensor so as to measure pressure, in order to prevent water from entering the sensor, a rubber ring is designed between the pressure-sensitive chip and the air holes to prevent water from entering the sensor, and the pressure intensity of the inner space of the tire pressure sensor is smaller than that of the outer space, so that the rubber ring has the possibility of water seepage due to cracking.
Further, a groove 103 is formed in the top cover 100 and communicates with the air hole 101, the groove 103 is provided to facilitate installation of the waterproof breathable film 102, the shape of the groove 103 can be set to be a common square or round shape, and as an adaptation, the waterproof breathable film 102 can be set to be the same as the groove 103, preferably, the waterproof breathable film 102 is disposed on the outer surface of the top cover 100, and in other embodiments, the waterproof breathable film 102 can also be set to be the inner surface of the top cover 100.
Generally speaking, the sensor housing need be connected with inflating valve 500 and be used for the operator to let in gas, in some embodiments of the utility model, be provided with the screw hole on the casing 200, inflating valve 500 pass through the helicitic texture connect in casing 200, threaded hole has set up in advance from the setting resin 600, from the setting resin 600 can be set up to shapes such as globular or column, when inflating valve 500 locks into in the sensor housing 200, from the setting resin 600 pearl fracture, from the setting resin 600 loss between the screw gap, guarantee inflating valve 500 and casing 200 can not drop because of the screw is not hard up.
In some embodiments, the top cover 100 and the housing 200 are fixed by laser welding, hot riveting is not needed between the top cover 100 and the housing 200, the effect far superior to the prior art is achieved, compared with a glue pouring and baking method, the assembling time and the labor cost are greatly reduced, the weight of the sensor is greatly reduced, and the influence on the tire when the automobile runs is reduced.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A lightweight tire pressure sensor, comprising:
a housing and a top cover;
a battery and a circuit board;
the top cover is arranged on the shell and forms an internal installation space;
the battery and the circuit board are laminated into an integral structure through a surface mounting technology and are arranged in the internal installation space.
2. The light tire pressure sensor according to claim 1,
the battery pack is characterized in that a supporting structure is arranged between the circuit board and the shell, a pressing structure is arranged between the top cover and the battery, and the supporting structure is matched with the pressing structure and fixes the position of the battery and the circuit board.
3. The light tire pressure sensor according to claim 2,
the compact structure has fishing net-shaped compression holes.
4. The light tire pressure sensor according to claim 2,
the pressing structure is annular and abuts against the surface of the battery.
5. The light tire pressure sensor according to any one of claims 2 to 4,
the pressing structure and the top cover are integrally formed;
and/or
The support structure is integrally formed with the housing.
6. The light tire pressure sensor according to claim 1,
the top cover is provided with air holes, and the air holes are provided with waterproof breathable films to seal the air holes.
7. The tire pressure sensor of claim 6,
a groove is formed in the top cover;
the groove is communicated with the air holes, and the waterproof breathable film is arranged in the groove.
8. Tire pressure sensor according to claim 6 or 7,
the waterproof breathable film is arranged on the inner side surface of the top cover.
9. The tire pressure sensor of claim 1,
the air valve is also included;
the shell is provided with a threaded hole, and the inflating valve is connected to the shell through a threaded structure;
self-setting resin is pre-arranged in the threaded hole.
10. The tire pressure sensor according to claim 1,
the top cover and the shell are fixed through laser welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221400862.XU CN217477010U (en) | 2022-06-07 | 2022-06-07 | Lightweight tire pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221400862.XU CN217477010U (en) | 2022-06-07 | 2022-06-07 | Lightweight tire pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217477010U true CN217477010U (en) | 2022-09-23 |
Family
ID=83313886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221400862.XU Active CN217477010U (en) | 2022-06-07 | 2022-06-07 | Lightweight tire pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217477010U (en) |
-
2022
- 2022-06-07 CN CN202221400862.XU patent/CN217477010U/en active Active
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