CN113514108A

CN113514108A - Sensor structure

Info

Publication number: CN113514108A
Application number: CN202110934703.1A
Authority: CN
Inventors: 周敬训
Original assignee: Advanced Platinum Technologies Co ltd
Current assignee: Advanced Platinum Technologies Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2021-10-19

Abstract

The invention relates to a sensor structure, which comprises a shell and an electric connector, wherein an inner cavity is arranged on the upper side of the shell, a detection through hole for communicating the inner cavity with the outside is formed in the shell, a module mounting seat is arranged in the inner cavity, a mounting groove for mounting a sensor module is formed in the module mounting seat, a first sealing part is arranged between the sensor module and the shell, the lower end of the electric connector is arranged in the inner cavity of the shell and presses the module mounting seat in the inner cavity of the shell, a conductor for electrically connecting the sensor module is also connected in the electric connector, an anti-rotation sealing ring is arranged between the module mounting seat and the shell, the sensor structure can prevent the shell and the electric connector from rotating, and the sensor module is prevented from moving and signals are prevented from being disconnected due to rotation.

Description

Sensor structure

Technical Field

The invention relates to a sensor, in particular to a sensor structure.

Background

During pipeline transportation, install the sensor on the pipeline, can detect the temperature and the pressure information of medium in the pipeline through the sensor, there is sensor housing to rotate when traditional sensor uses, can cause sensor module contact position to remove, causes signal interruption.

Disclosure of Invention

In view of the above-mentioned shortcomings of the prior art, it is an object of the present invention to provide an apparatus that solves one or more problems of the prior art.

In order to achieve the purpose, the technical scheme of the invention is as follows:

the utility model provides a sensor structure, includes shell and electric plug connector, the shell upside sets up the inner chamber, and the shell sets up the detection through-hole with inner chamber and external intercommunication, interior intracavity installation module mount pad, set up the mounting groove who is used for installing sensor module in the module mount pad, just set up first seal part between sensor module and the shell, the electric plug connector lower extreme is packed into in the inner chamber of shell to press the module mount pad in the inner chamber of shell, still connect the electric conductor that is used for electric connection sensor module in the electric plug connector, set up between module mount pad and the shell and prevent changeing the sealing washer.

As a further improvement of the above technical solution:

the module mounting seat upper end with at least one side of electrical connector clip lower extreme sets up the first recess that the holding prevented changeing the sealing washer, just the module mounting seat electrical connector clip cooperates the inner chamber inner wall compression of shell to prevent changeing the sealing washer.

The module mounting seat lower extreme with the position that the inner chamber inner wall of shell is located module mounting seat downside sets up the second recess that the holding prevented the circle at least, just the module mounting seat with the inner chamber inner wall cooperation compression of shell prevents the circle of changeing.

The anti-rotation ring, the anti-rotation sealing ring and the first sealing part are O-shaped sealing rings.

The shell is made of conductive metal materials.

The sensor module is connected with the electrostatic discharge elastic sheet, and the other end of the electrostatic discharge elastic sheet penetrates through the module mounting seat to be in contact with the shell.

The electrostatic discharge elastic sheet comprises a sensor module connecting end and a shell contact end, and at least one section of folding section is arranged between the sensor module connecting end and the shell contact end.

The lower end of the electrical connector clip is connected with a positioning clamping block, and the module mounting seat is matched with the positioning clamping block.

The lower end of the electrical connector is provided with a positioning groove for positioning the sensor module, and the upper end part of the sensor module is inserted in the positioning groove.

The electric conductor in the electric connector clip is a conductive needle, and the conductive needle is electrically connected with the sensor module.

Compared with the prior art, the invention has the following beneficial technical effects:

1) an anti-rotation sealing ring is arranged between the electrical connector and the module mounting seat, so that the electrical connector and the module mounting seat can be prevented from rotating, and signal interruption is prevented;

2) the electrical connector and the sensor module can be integrated into a whole through the positioning clamping block and the positioning clamping groove, and even if the electrical connector and the sensor module rotate simultaneously during transmission and rotation, signal interruption cannot be caused;

2) the anti-rotation sealing ring is arranged in a groove formed between the electrical plug connector and the module mounting seat, and the groove is not designed when the module mounting seat is processed and formed, so that a parting line is not formed, and the sealing performance is better;

3) an anti-rotation ring is arranged between the lower side of the module mounting seat and the inner cavity of the shell, so that the anti-rotation performance is further improved, and the lower side of the module mounting seat is also not provided with a parting line;

4) the sensor module is also contacted with the conductive shell through the static electricity releasing elastic sheet, so that static electricity can be released, and the sensor module is prevented from being damaged by the static electricity;

5) the electrostatic discharge shrapnel is provided with at least one section of folding section, so that the elasticity of the electrostatic discharge shrapnel is improved, the electrostatic discharge shrapnel is ensured to be in close contact with the shell, and the contact stability is improved.

Drawings

Fig. 1 shows a schematic structural view of the sensor structure of the present invention.

Fig. 2 shows a top view of a sensor structure of the invention:

fig. 3 shows a cross-sectional view a-a in fig. 2:

fig. 4 shows a cross-sectional view B-B in fig. 2:

FIG. 5 shows a cross-sectional view of a sensor structure of the present invention:

FIG. 6 shows a schematic view of various ways of forming the first recess of the sensor structure of the present invention.

1. A housing; 11. an inner cavity; 12. detecting the through hole; 13. an external thread; 2. an electrical connector; 21. a positioning groove; 22. positioning a fixture block; 23. a conductive pin; 3. a module mounting base; 33. positioning the clamping groove; 34. installing a groove; 4. a sensor module; 5. a first seal member; 6. an anti-rotation seal ring; 7. a rotation prevention ring; 8. an electrostatic discharge spring; 81. and (6) folding the section.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are all used in a non-precise scale for the purpose of facilitating and distinctly aiding in the description of the embodiments of the present invention. To make the objects, features and advantages of the present invention comprehensible, reference is made to the accompanying drawings. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the implementation conditions of the present invention, so that the present invention has no technical significance, and any structural modification, ratio relationship change or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention.

As shown in fig. 1 to 6, the sensor structure of this embodiment includes a housing 1 and an electrical connector 2, an inner cavity 11 is disposed on an upper side of the housing 1, the housing 1 is provided with a detection through hole 12 for communicating the inner cavity 11 with the outside, a module mounting seat 3 is installed in the inner cavity 11, a mounting groove 34 for mounting a sensor module 4 is formed in the module mounting seat 3, a first sealing member 5 is disposed between the sensor module 4 and the housing 1, a lower end of the electrical connector 2 is inserted into the inner cavity 11 of the housing 1, the module mounting seat 3 is pressed in the housing 1, the sensor module 4 is pressed in the module mounting seat 3, the sensor module 4 compresses the first sealing member 5 to achieve sealing, a conductive pin 23 is further connected in the electrical connector 2, the lower end of the conductive pin 23 is electrically connected to a contact on the sensor module 4 through a spring plate contact, an anti-rotation sealing ring 6 is disposed between the module mounting seat 3 and the housing 1, the outer side of the housing 1 is provided with an external thread 13 for connecting a sensor.

Tip part location joint is in the upside of mounting groove 34 under the sensor module 4, in the positioning groove 21 that 2 lower extremes of upper end part joint electric connector clip were seted up, connect module mount pad 3 and electric connector clip 2 through sensor module 4 promptly, prevent sensor module 4, relative rotation between module mount pad 3 and the 2 three of electric connector clip, location fixture block 22 is connected to 2 lower extremes of electric connector clip simultaneously, positioning channel section 33 is seted up to complex module mount pad 3, connect electric connector clip 2 and module mount pad 3 promptly, further prevent relative rotation between the two of module mount pad 3 and electric connector clip 2.

Offer the first recess that the holding prevents changeing sealing washer 6 between module mount pad 3 and the electric connector 2, first recess can be seted up and is formed at the 2 downside of open slot cooperation electric connector of 3 upper ends of module mount pad, also can set up and form at the 3 upward sides of open slot cooperation module mount pad of 2 lower extremes of electric connector, or the open slot combination that module mount pad 3 upper ends and electric connector 2 lower extremes were seted up forms simultaneously, after the sensor assembly, can be through module mount pad 3, the inner wall compression of 1 inner chamber 11 of electric connector 2 cooperation shell is prevented changeing sealing washer 6, and make and prevent changeing the inner chamber 11 inner wall that sealing washer 6 outside compressed tightly shell 1, can play sealed and prevent pivoted function through preventing changeing sealing washer 6.

Offer the second recess between 3 lower extremes of module mount pad and the inner chamber 11 inner wall of shell 1, the circle 7 is prevented changeing to the built-in placing of second recess, and the second recess is formed by the inner chamber 11 inner wall of open slot cooperation shell 1 that 3 lower extremes of module mount pad were seted up, the sensor assembly back, can prevent changeing circle 7 through the compression of the inner chamber 11 inner wall of 3 cooperation shells 1 of module mount pad, prevent that circle 7 sticiss the inner chamber 11 inner wall of shell 1 promptly through module mount pad 3, can be through preventing changeing the further increase frictional force of circle 7, can strengthen preventing changeing the effect.

The anti-rotation ring 7, the anti-rotation sealing ring 6 and the first sealing part 5 are O-shaped sealing rings.

The shell 1 is made of conductive metal materials, the electric connector clip 2 is made of plastic materials, the sensor module 4 is connected with the electrostatic discharge elastic piece 8, the electrostatic discharge elastic piece 8 comprises a sensor module connecting end and a shell contact end, two sections of arc-shaped folding sections 81 are arranged between the sensor module connecting end and the shell contact end, the sensor module connecting end is connected with the sensor module 4 in a welded mode, the shell contact end of the electrostatic discharge elastic piece 8 penetrates through the module mounting seat 3 to be in contact with the shell 1, electric connection is achieved through the contact of the electrostatic discharge elastic piece 8 and the conductive shell 1, static electricity can be released through the cooperation of the electrostatic discharge elastic piece 8 and the shell 1, and damage to the sensor module 4 caused by the static electricity is prevented.

When the sensor structure of the embodiment is installed, the anti-rotation ring 7 and the module mounting seat 3 are firstly arranged in the inner cavity 11 on the upper side of the shell 1, then the first sealing component 5 and the sensor module 4 are arranged in the mounting groove 34 of the module mounting seat 3, then the anti-rotation sealing ring 6 is arranged on the upper side of the module mounting seat 3, finally, the electrical connector 2 is inserted into the inner cavity 11 on the upper side of the shell 1, the positioning groove 21 at the lower end of the electrical connector 2 is clamped at the upper end of the sensor module 4, and the positioning fixture block 22 of the electrical connector 2 is clamped into the positioning fixture groove 33 of the module mounting seat 3, so that the electrical connector 2 and the module mounting seat 3 form a whole, meanwhile, the module mounting seat 3 is pressed in the inner cavity 11 on the upper side of the shell 1 through the electrical connector 2, the sensor module 4 is pressed in the module mounting seat 3, and simultaneously the anti-rotation ring 7, the anti-rotation sealing ring 6 and the first sealing component 5 are all compressed, realize sealed and prevent changeing the function, after the sensor installation was accomplished, can be connected to the pipeline that detects with whole sensor through the external screw thread 13 in the shell 1 outside, inside the medium in the pipeline can get into the sensor through detecting through-hole 12, can detect the temperature pressure isoparametric of medium in the pipeline through sensor module 4.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A sensor structure characterized by: including shell and electric connector clip, the shell upside sets up the inner chamber, and the shell sets up the detection through-hole with inner chamber and external intercommunication, the installation of module mount pad in the inner chamber, set up the mounting groove who is used for installing sensor module in the module mount pad, just set up first seal part between sensor module and the shell, electric connector clip lower extreme is packed into in the inner chamber of shell to press the module mount pad in the inner chamber of shell, still connect the electric conductor that is used for electric connection sensor module in the electric connector clip, set up between module mount pad and the shell and prevent changeing the sealing washer.

2. The sensor structure of claim 1, wherein: the module mounting seat upper end with at least one side of electrical connector clip lower extreme sets up the first recess that the holding prevented changeing the sealing washer, just the module mounting seat electrical connector clip cooperates the inner chamber inner wall compression of shell to prevent changeing the sealing washer.

3. The sensor structure of claim 2, wherein: the module mounting seat lower extreme with the position that the inner chamber inner wall of shell is located module mounting seat downside sets up the second recess that the holding prevented the circle at least, just the module mounting seat with the inner chamber inner wall cooperation compression of shell prevents the circle of changeing.

4. The sensor structure of claim 3, wherein: the anti-rotation ring, the anti-rotation sealing ring and the first sealing part are O-shaped sealing rings.

5. The sensor structure of claim 1, wherein: the shell is made of conductive metal materials.

6. The sensor structure of claim 5, wherein: the sensor module is connected with the electrostatic discharge elastic sheet, and the other end of the electrostatic discharge elastic sheet penetrates through the module mounting seat to be in contact with the shell.

7. The sensor structure of claim 6, wherein: the electrostatic discharge elastic sheet comprises a sensor module connecting end and a shell contact end, and at least one section of folding section is arranged between the sensor module connecting end and the shell contact end.

8. The sensor structure of claim 1, wherein: the lower end of the electrical connector clip is connected with a positioning clamping block, and the module mounting seat is matched with the positioning clamping block.

9. The sensor structure of claim 1, wherein: the lower end of the electrical connector is provided with a positioning groove for positioning the sensor module, and the upper end part of the sensor module is inserted in the positioning groove.

10. The sensor structure of claim 1, wherein: the electric conductor in the electric connector clip is a conductive needle, and the conductive needle is electrically connected with the sensor module.