Plastic package pressure sensor capable of being quickly clamped

Abstract

The utility model discloses a plastic package pressure sensor capable of being quickly clamped, which belongs to the technical field of pressure sensors and comprises a shell provided with an opening. The shell cover is arranged at the opening of the shell and is connected with the shell in a clamping manner; and the circuit unit is arranged between the shell and the shell cover. According to the plastic package pressure sensor capable of being quickly clamped, provided by the utility model, the quick clamping can be realized, the sealing ring and the sealing gasket are adopted for sealing, adhesive glue is not needed for sealing, the installation time is saved, the clamping method is simple, and the reliability is high.

Description

TECHNICAL FIELD

[0001] The utility model belongs to pressure sensor technical field, and specifically relates to a kind of plastic package pressure sensor of quick clamping. BACKGROUND

[0002] Traditional plastic package pressure sensor packaging process uses bonding, potting process, bonding glue solidification time is long, and process fluctuation is larger, and product quality problem or potential risk is easily caused, so a kind of plastic package pressure sensor of free bonding and quick clamping is needed. UTILITY MODEL CONTENTS

[0003] In order to solve the above problems, the utility model provides a kind of plastic package pressure sensor of quick clamping, and the following technical solutions are taken:

[0004] A kind of plastic package pressure sensor of quick clamping, comprising:

[0005] Shell, opening is provided on the shell;

[0006] Shell cover, the shell cover is arranged at the opening of the shell body, and is clamped between the shell cover and the shell;

[0007] Circuit unit, the circuit unit is arranged between the shell and the shell cover.

[0008] Further, the shell includes first shell and second shell;First end surface of the first shell is provided with first opening;Second end surface of the first shell is provided with second opening;The first end surface and the second end surface are oppositely arranged;The second shell is arranged at the first opening of the first shell;The inner wall of the first shell is provided with a plurality of first recesses on one end close to the first opening;The outer wall of the second shell is provided with a plurality of first protrusions;A plurality of the first recesses and a plurality of the first protrusions are one-to-one corresponding cooperation to connect the first shell and the second shell;The circuit unit is arranged in the second shell;The shell cover is clamped with the first shell.

[0009] Further, the inner wall of the first shell is provided with a plurality of second recesses on one end away from the second shell;The outer side wall of the shell cover is provided with a plurality of second protrusions;A plurality of the second recesses and a plurality of the second protrusions are one-to-one corresponding cooperation to connect the second shell and the shell cover.

[0010] Further, a plurality of clamping blocks are arranged on one end of the second shell close to the shell cover;A plurality of the clamping blocks are annularly arranged and connected with the second shell;The circuit unit is arranged between the second shell and the shell cover;Sealing ring is arranged between the circuit unit and the second shell.

[0011] Further, a sealing gasket is arranged between the shell cover and the second shell.

[0012] Further, the sealing gasket is hollow.

[0013] Advantages:

[0014] The plastic encapsulated pressure sensor of the utility model can be quickly clamped, sealed by a sealing ring and a sealing gasket, sealed without adhesive, saves installation time, and has a simple clamping method and high reliability. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a whole structure schematic view of the plastic encapsulated pressure sensor of the utility model;

[0016] Fig. 2 It is an explosion structure schematic view of the plastic encapsulated pressure sensor of the utility model;

[0017] Fig. 3 It is a second shell structure schematic view of the plastic encapsulated pressure sensor of the utility model;

[0018] Fig. 4 It is a structure schematic view of the first shell and the second shell connection of the plastic encapsulated pressure sensor of the utility model;

[0019] 1, the first shell; 2, the shell cover; 21, the second protruding block; 3, the sealing gasket; 4, the circuit unit; 5, the sealing ring; 6, the first protruding block; 7, the second recess; 8, the second shell; 81, the clamping block. DETAILED DESCRIPTION

[0020] The above description is only a summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, which can be implemented according to the content of the specification, and in order to let the above and other purposes, characteristics and advantages of the utility model can be more obvious and easy to understand, the following specific embodiment of the utility model is described.

[0021] Example 1

[0022] Reference Figs. 1 to 4 ,

[0023] A plastic encapsulated pressure sensor of quick clamping, comprising:

[0024] The shell is provided with an opening;

[0025] The shell cover 2 is arranged at the opening of the shell and is clamped between the shell and the shell cover 2.

[0026] The circuit unit 4 is arranged between the shell and the shell cover 2.

[0027] In the embodiment, the shell comprises a first shell 1 and a second shell 8; the first shell 1 is provided with a first opening on a first end face thereof; the first shell 1 is provided with a second opening on a second end face thereof; the first end face and the second end face are oppositely arranged; the second shell 8 is arranged at the first opening of the first shell 1; the first shell 1 is provided with a plurality of first grooves on an inner wall thereof close to one end of the first opening; the second shell 8 is provided with a plurality of first protrusions 6 on an outer wall thereof; the plurality of first grooves and the plurality of first protrusions 6 are one-to-one corresponding and matched to connect the first shell 1 and the second shell 8; the circuit unit 4 is arranged in the second shell 8; and the shell cover 2 is clamped with the first shell 1.

[0028] In the embodiment, the first shell 1 is provided with a plurality of second grooves 7 on an inner wall thereof away from one end of the second shell 8; the shell cover 2 is provided with a plurality of second protrusions 21 on an outer side wall thereof; the plurality of second grooves 7 and the plurality of second protrusions 21 are one-to-one corresponding and matched to connect the second shell 8 and the shell cover 2.

[0029] In the embodiment, the second shell 8 is provided with a plurality of clamping blocks 81 close to one end of the shell cover 2; the plurality of clamping blocks 81 are arranged in an annular array and connected with the second shell 8; the circuit unit 4 is arranged between the second shell 8 and the shell cover 2; and the circuit unit 4 and the second shell 8 are provided with a sealing ring 5 therebetween.

[0030] In the embodiment, the shell cover 2 and the second shell 8 are provided with a sealing gasket 3 therebetween.

[0031] In the embodiment, the sealing gasket 3 is of a hollow structure.

[0032] The above is only a preferred embodiment of the present application, and does not limit the technical scope of the present application, so any slight modification, equivalent change and modification made according to the technical essence of the present application are still within the scope of the technical solution of the present application.

Claims

1. A quick-release, encapsulated pressure sensor, characterized in that, include: A housing having an opening; A cover, wherein the cover is disposed at the opening of the housing and engages with the housing; A circuit unit is disposed between the housing and the cover.

2. The quick-mount encapsulated pressure sensor according to claim 1, characterized in that, The housing includes a first housing and a second housing; a first opening is provided on a first end face of the first housing; a second opening is provided on a second end face of the first housing; the first end face and the second end face are disposed opposite to each other; the second housing is disposed at the first opening of the first housing; a plurality of first grooves are provided on the inner wall of the first housing near the first opening; a plurality of first protrusions are provided on the outer wall of the second housing; the plurality of first grooves and the plurality of first protrusions are respectively matched one-to-one to connect the first housing and the second housing; the circuit unit is disposed inside the second housing; the cover is snapped into the first housing.

3. The quick-mounting encapsulated pressure sensor according to claim 2, characterized in that, The inner wall of the first housing has a plurality of second grooves at the end away from the second housing; the outer wall of the cover has a plurality of second protrusions; the plurality of second grooves and the plurality of second protrusions are matched one-to-one to connect the second housing and the cover.

4. The quick-mount encapsulated pressure sensor according to claim 3, characterized in that, The second housing has multiple locking blocks near one end of the cover; the multiple locking blocks are arranged in a circular array and connected to the second housing; the circuit unit is disposed between the second housing and the cover; a sealing ring is disposed between the circuit unit and the second housing.

5. The quick-mounting encapsulated pressure sensor according to claim 4, characterized in that, A sealing gasket is provided between the cover and the second housing.

6. The quick-mount encapsulated pressure sensor according to claim 5, characterized in that, The sealing gasket has a hollow internal structure.

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