CN219018031U

CN219018031U - Buckle structure and sensor using same

Info

Publication number: CN219018031U
Application number: CN202123273058.8U
Authority: CN
Inventors: 杜玉良; 严子光; 夏长春
Original assignee: Shenzhen Sunwave Electronics Co ltd
Current assignee: Shenzhen Sunwave Electronics Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2023-05-12
Anticipated expiration: 2031-12-23

Abstract

The application relates to a buckle structure and a sensor applying the buckle structure, wherein the buckle structure comprises a base, a mounting shell and a buckle plug, the mounting shell is fixed on the base, a containing groove is formed between the mounting shell and the base, and the buckle plug is arranged in the containing groove and is connected with the mounting shell in a sliding manner; limiting columns are arranged on two sides of the base, which are positioned on the installation shell, and an installation space is formed between the limiting columns and the installation shell; the two sides of the buckle plug, which are close to the limiting columns, are respectively fixed with buckle spring arms, each buckle spring arm comprises a pressing part and a clamping part, the pressing parts are arranged at one ends of the buckle spring arms, which are far away from the buckle plug, and a space exists between the clamping parts and the mounting shell; when the buckle plug sets up in the holding tank, joint portion pass installation space and with spacing post butt, the exposed area of pressing part is greater than the hidden area of pressing part in installation space. This application has the effect of dismantling more convenient between buckle plug and the base.

Description

Buckle structure and sensor using same

Technical Field

The application relates to the technical field of sensors, in particular to a clamping structure and a sensor using the same.

Background

The sensor is used as a sensor in daily life and production process, can sense the information of the measured object, and can convert the sensed information into an electric signal or other information output in a required form according to a certain rule so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like. The sensor gradually develops towards multiple directions such as microminiaturization, digitalization, intellectualization, multifunction, systemization, networking and the like, and is a primary link for realizing automatic detection and automatic control.

At present, when the sensor is assembled on a tested mechanism of an automobile, the sensor with a buckle structure is usually selected in consideration of convenient replacement and maintenance in the future, and a sensor chip is arranged in a buckle plug in the buckle structure and transmits signals through an external wire connector. In addition, because the automobile can generate larger continuous vibration in the running process, a fastening structure which is assembled tightly is usually used for ensuring the stability of the connection between the sensor and the tested mechanism.

In the related art described above, the inventors consider that there is a defect in that the sensor dismounting operation space is narrow and the sensor is difficult to detach and replace.

Disclosure of Invention

In order to dismantle the sensor more conveniently, this application provides a buckle structure and uses this buckle structure's sensor.

The application provides a buckle structure adopts following technical scheme:

the buckle structure comprises a base, a mounting shell and a buckle plug, wherein the mounting shell is fixed on the base, an accommodating groove is formed between the mounting shell and the base, and the buckle plug is arranged in the accommodating groove and is connected with the mounting shell in a sliding manner; limiting columns are arranged on two sides of the base, which are positioned on the installation shell, and an installation space is formed between the limiting columns and the installation shell; the clamping plug is fixedly provided with clamping spring arms at two sides which are respectively close to the limiting columns, each clamping spring arm comprises a pressing part and a clamping part, the pressing parts are arranged at one ends of the clamping spring arms, which are far away from the clamping plug, and a space exists between the clamping parts and the mounting shell; when the buckle plug is arranged in the accommodating groove, the clamping part penetrates through the installation space and is abutted to the limiting column, and the exposed area of the pressing part is larger than the hidden area of the pressing part in the installation space.

By adopting the technical scheme, the position change of the buckle plug in two directions in space is limited by utilizing the accommodating groove formed by the base and the mounting shell; the buckle plug can slide with the mounting shell in a third direction in the space, and the mounting and fixing of the buckle plug are realized through the abutting relation between the clamping part on the buckle spring arm on the buckle plug and the limit posts on two sides of the mounting shell; when dismantling the buckle plug, owing to set up the pressing part on the buckle bullet arm to the exposed area of pressing part is greater than the area that the pressing part was hidden by spacing post, makes when dismantling, has sufficient space to press the buckle bullet arm, is convenient for break away from between realization joint portion and the spacing post, the dismantlement of the buckle plug of being convenient for.

Optionally, the joint portion is kept away from the one end of pressing portion is provided with first guide surface, first guide surface be used for with spacing post sliding butt.

Through adopting above-mentioned technical scheme, at the in-process that buckle plug pegged graft to the holding tank, first guide surface can with spacing post slip butt, make joint portion produce an effort that is close to the installation shell through first guide surface, thereby the buckle bullet arm of being convenient for takes place deformation and makes joint portion pass installation space, and then makes joint portion and spacing post carry out spacing butt.

Optionally, the spacing post is kept away from one side of joint portion is provided with the second guide surface, the second guide surface be used for with the slip butt of first guide surface.

Through adopting above-mentioned technical scheme, set up on the spacing post with first guide surface complex second guide surface for contact between first guide surface and the spacing post is better, reduces the wearing and tearing of first guide surface.

Optionally, the clamping portion includes a clamping surface, and when the buckle plug is disposed in the accommodating groove, the clamping surface abuts against a side surface of the limiting post.

Through adopting above-mentioned technical scheme, through the side butt cooperation of joint face and spacing post, increased the area of contact between joint portion and the spacing post to make the joint fixed effect between buckle plug and the base better.

Optionally, a side of the clamping portion, which is close to the mounting shell, is provided with a limiting protruding strip, and a distance between the limiting protruding strip and the mounting shell is greater than or equal to a contact length between the clamping surface and the limiting column in a pressing direction.

Through adopting above-mentioned technical scheme, utilize spacing sand grip to restrict the buckle bullet arm and pressed the movable range of back joint portion, avoid the buckle bullet arm to be excessively pressed as far as possible, increase the life of buckle bullet arm.

Optionally, the buckle bullet arm still includes deformation portion, deformation portion sets up the buckle bullet arm is kept away from the one end of joint portion.

Through adopting above-mentioned technical scheme, set up deformation portion on the buckle bullet arm to increase the deformation ability of buckle bullet arm, further increase the life of buckle bullet arm.

Optionally, the buckle plug includes grafting portion and connecting portion, and the buckle spring arm is fixed the both sides of grafting portion, be provided with the standing groove in the grafting portion, be provided with the connecting hole that is used for connecting outside wire and connects in the connecting portion.

Through adopting above-mentioned technical scheme, because buckle plug peg graft in the holding tank, the installation shell can play the effect of protection to buckle plug, through setting up standing groove and connecting hole, the sensor chip of being convenient for and the connection of wire.

The application also provides a sensor, including the buckle structure of arbitrary scheme record of above-mentioned, still include sensor chip, sensor chip sets up in the buckle plug, be provided with in the installation joint with sensor chip electric connection's pin.

By adopting the technical scheme, in the use process, the base is fixed on the measured object, and the sensor chip is detachably fixed on the base through the buckle plug, so that the sensor chip is convenient to maintain and detach in the future; and still be provided with in the buckle plug with sensor chip electric connection's pin, sensor chip can carry out signal transmission through the wire, the maintenance of being convenient for.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the snap spring arm is provided with enough space for pressing operation, so that the snap plug and the base are more convenient to detach;

2. the guide structures are arranged on the buckle plug and the mounting shell, so that the buckle spring arm and the limit column are convenient to clamp and fix;

3. the snap spring arm can be prevented from being excessively pressed as much as possible, and the service life of the snap spring arm is prolonged.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a buckle structure according to an embodiment of the present application.

Fig. 2 is a schematic view illustrating a fixed connection between a base and a mounting shell in a fastening structure according to an embodiment of the present application.

Fig. 3 is a schematic diagram illustrating a snap-fit plug and a base in a snap-fit structure according to an embodiment of the present application.

Fig. 4 is a schematic view of a snap plug in a snap structure according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a sensor chip fixed in a snap plug in a sensor according to an embodiment of the present application.

Reference numerals illustrate: 1. a base; 11. a limit column; 111. a second guide surface; 2. a mounting shell; 3. a buckle plug; 31. a buckle spring arm; 311. a pressing part; 312. a clamping part; 3121. a first guide surface; 3122. a clamping surface; 3123. limit raised strips; 313. a deformation section; 32. a plug-in part; 321. a placement groove; 33. a connection part; 331. a connection hole; 4. a receiving groove; 5. an installation space; 6. a sensor chip; 7. pins.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses a buckle structure. Referring to fig. 1 and 2, the snap structure includes a base 1, a mounting case 2, and a snap plug 3. The mounting shell 2 is fixed on the base 1, and a containing groove 4 is formed between the mounting shell 2 and the base 1, and the buckle plug 3 is arranged in the containing groove 4 and slidingly connected with the mounting shell 2. Limiting columns 11 are arranged on two sides of the base 1, which are located on the installation shell 2, and an installation space 5 is formed between the limiting columns 11 and the installation shell 2.

The installation shell 2 is integrally formed in a rectangular body shape, and a guide hole is formed in one side surface of the installation shell 2, so that the buckle plug 3 can enter the accommodating groove 4 through the guide hole. The top of the limiting column 11 is also fixed with a straight plate, and the limiting column 11 is fixedly connected with the mounting shell 2 through the straight plate, so that the stability of the limiting column 11 is improved. In this embodiment, the base 1, the mounting shell 2, the limiting post 11 and the straight plate are integrally formed, so that the processing technology is reduced. And the installation space 5 formed between the limit post 11 and the installation housing 2 is a rectangular space.

Referring to fig. 3 and 4, the snap spring arms 31 are respectively disposed on two sides of the snap plug 3 located on the limiting post 11, the snap spring arms 31 include a pressing portion 311 and a clamping portion 312, the pressing portion 311 is disposed at one end of the snap spring arms 31 far away from the snap plug 3, and a space exists between the clamping portion 312 and the mounting shell 2. When the buckle plug 3 is slidably inserted into the accommodating groove 4, the clamping portion 312 passes through the mounting space 5 and abuts against the limiting post 11, and the exposed area of the pressing portion 311 is larger than the hidden area of the pressing portion 311 in the mounting space 5. The buckle plug 3 slides in the accommodating groove 4, and the movement of the buckle plug in two directions in space is limited by the mounting shell 2, and the movement of the buckle plug in a third direction in space is limited by the buckle spring arm 31 and the limiting column 11, so that the whole fixation of the buckle plug is realized. When the joint is fixed, the exposed area of the pressing part 311 on the buckle spring arm 31 is larger than the hidden area of the pressing part 311 in the installation space 5, so that the buckle spring arm 31 is provided with enough pressing positions, the buckle spring arm 31 is convenient to press, the joint part 312 and the limit column 11 are separated, and the convenience in disassembling the joint plug is improved.

The buckle plug 3 further comprises a plug-in portion 32 and a connecting portion 33, and the buckle spring arms 31 are fixed on two sides of the plug-in portion 32. The insertion portion 32 is of a rectangular body type, and the insertion portion 32 and the accommodation groove 4 are engaged so that the mounting case 2 protects the entire insertion portion 32. In the plugging portion 32, a placement groove 321 is provided, and the placement groove 321 can be used for mounting various sensor chips 6 or small-sized detection circuit boards and is protected by the mounting case 2. The connection portion 33 is provided therein with a connection hole 331 for connecting an external lead tab, so as to facilitate electrical conduction of the sensor chip 6 or the circuit board.

The snap spring arm 31 further comprises a deformation 313. The pressing portion 311 is provided between the engaging portion 312 and the deformation portion 313, and the pressing portion 311 and the side surface of the mounting case 2 are parallel to each other by the deformation portion 313. Specifically, the deformation portion 313 has a circular arc structure, and has a good deformation capability. When pressure is applied to the pressing portion 311, the deformation portion 313 can be deformed better, so that the number of times of deformation of the snap arm 31 is increased, and the service life of the snap arm 31 is prolonged. The pressing portion 311 has a long straight section structure, and the clamping portion 312 is disposed at an end portion of the pressing portion 311 away from the deformation portion 313. The clamping portion 312 is provided with the first guide surface 3121 far away from the one end of the pressing portion 311, and in the process that the clamping plug is slidably inserted into the accommodating groove 4, the first guide surface 3121 is slidably abutted with the limiting column 11, so that the clamping portion 312 moves to the side surface of the installation shell 2, and the clamping portion 312 is convenient to enter the installation space 5.

In this embodiment, a second guiding surface 111 is disposed on a side of the limiting post 11 away from the clamping portion 312. In the process of sliding and plugging the clamping plug into the accommodating groove 4, the first guide surface 3121 can be in sliding contact with the second guide surface 111, so that the clamping portion 312 can more conveniently enter the installation space 5. The clamping portion 312 is further provided with a clamping surface 3122, when the clamping portion 312 passes through the installation space 5 and the buckle plug 3 is placed in the accommodating groove 4, the clamping surface 3122 abuts against the side surface of the limit post 11, so that limit fit between the buckle spring arm 31 and the limit post 11 is achieved. Specifically, the clamping portion 312 has a triangular prism structure.

In the present embodiment, a limiting protrusion 3123 is provided on a side of the engaging portion 312 near the mounting case 2. The distance between the spacing ridge 3123 and the mounting case 2 is greater than or equal to the contact length of the engagement surface 3122 and the spacing post 11 in the pressing direction. The limiting protruding strips 3123 limit the moving distance of the clamping portion 312 after the snap spring arm 31 is pressed, so that the snap spring arm 31 is prevented from being excessively pressed as much as possible when the clamping portion 312 can be separated from the limiting post 11, and the service life of the snap spring arm 31 is prolonged.

The implementation principle of the embodiment of the application is as follows: the position change of the buckle plug 3 in the space is limited by utilizing the accommodating groove 4 formed by the base 1 and the mounting shell 2, and the mounting and fixing of the buckle plug 3 and the dismounting can be realized by the abutting relation between the clamping part 312 on the buckle spring arm 31 and the limiting columns 11 on two sides of the mounting shell 2. When dismantling buckle plug 3, owing to set up the portion 311 that presses on the buckle bullet arm 31 to the exposed area of portion 311 that presses is greater than the portion 311 that presses hidden in installation space 5, makes when dismantling, has sufficient space to press buckle bullet arm 31, is convenient for break away from between realization joint portion 312 and the spacing post 11, is convenient for dismantle of buckle plug 3. Specifically, the hidden area of the pressing portion 311 in the installation space 5 is the area where the pressing portion 311 is blocked by the stopper post 11.

The embodiment of the application also discloses a sensor.

Referring to fig. 5, the sensor includes the snap-in structure described in the above scheme, and further includes a sensor chip 6 and a pin 7. The sensor chip 6 is fixed in the buckle plug 3, and a pin 7 is arranged in the buckle plug 3, and the pin 7 is electrically connected with the sensor chip 6. During use, an external-to-wire connector and pin 7 plug-in fit may be used to effect a line connection of the sensor.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A buckle structure, its characterized in that: the novel socket comprises a base (1), a mounting shell (2) and a buckle plug (3), wherein the mounting shell (2) is fixed on the base (1), a containing groove (4) is formed between the mounting shell (2) and the base (1), and the buckle plug (3) is arranged in the containing groove (4) and is in sliding connection with the mounting shell (2); limiting columns (11) are arranged on two sides of the base (1) located on the mounting shell (2), and a mounting space (5) is formed between the limiting columns (11) and the mounting shell (2); the buckle plug (3) is respectively close to two sides of the limit column (11) and is fixedly provided with buckle spring arms (31), each buckle spring arm (31) comprises a pressing part (311) and a clamping part (312), each pressing part (311) is arranged at one end, far away from the buckle plug (3), of each buckle spring arm (31, and a space exists between each clamping part (312) and each mounting shell (2); when the buckle plug (3) is arranged in the accommodating groove (4), the clamping part (312) penetrates through the mounting space (5) and is abutted to the limiting column (11), and the exposed area of the pressing part (311) is larger than the hidden area of the pressing part (311) in the mounting space (5).

2. The snap-fit arrangement of claim 1, wherein: one end of the clamping part (312) far away from the pressing part (311) is provided with a first guide surface (3121), and the first guide surface (3121) is used for sliding and abutting with the limit column (11).

3. The snap-fit arrangement of claim 2, wherein: and a second guide surface (111) is arranged on one side, far away from the clamping part (312), of the limiting column (11), and the second guide surface (111) is used for being in sliding abutting connection with the first guide surface (3121).

4. The snap-fit arrangement of claim 1, wherein: the clamping portion (312) comprises a clamping surface (3122), and when the buckle plug (3) is arranged in the accommodating groove (4), the clamping surface (3122) is abutted with the side surface of the limit column (11).

5. The snap-fit arrangement of claim 4, wherein: one side of the clamping part (312) close to the installation shell (2) is provided with a limit raised line (3123), and the distance between the limit raised line (3123) and the installation shell (2) is greater than or equal to the contact length of the clamping surface (3122) and the limit column (11) in the pressing direction.

6. The snap-fit arrangement of claim 1, wherein: the buckle bullet arm (31) further comprises a deformation portion (313), and the deformation portion (313) is arranged at one end, far away from the clamping portion (312), of the buckle bullet arm (31).

7. The snap-fit arrangement of claim 1, wherein: the buckle plug (3) comprises a plug-in portion (32) and a connecting portion (33), wherein the buckle spring arms (31) are fixed on two sides of the plug-in portion (32), a placing groove (321) is formed in the plug-in portion (32), and a connecting hole (331) for connecting an external wire connector is formed in the connecting portion (33).

8. A sensor, characterized by comprising a fastening structure according to any of claims 1-7, and further comprising a sensor chip (6), wherein the sensor chip (6) is arranged in the fastening plug (3), and a pin (7) electrically connected with the sensor chip (6) is arranged in the fastening plug (3).