CN211784040U

CN211784040U - Disposable pressure sensor cable protection device for plug

Info

Publication number: CN211784040U
Application number: CN202020505752.4U
Authority: CN
Inventors: 张猛成; 唐利珍
Original assignee: Shenzhen Jinchengrui Technology Co ltd
Current assignee: Shenzhen Jinchengrui Medical Technology Co ltd
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-10-27
Anticipated expiration: 2030-04-09

Abstract

The utility model discloses a protective device for a cable plug of a disposable pressure sensor, wherein the inner side top wall and the bottom wall of a groove body are fixedly connected with two third rod bodies, a pressure sensor body is placed on an arc-shaped plate, then a first shell body and a second shell body are installed, when the first rod body moves towards the inner side of the groove body, the second rod body contacts with the third rod body, because the second rod body and the third rod body are both provided with chamfers, when the first rod body moves towards the inner side of the groove body, the second rod body can extrude the third rod body, because the third rod body is fixed on the inner side top wall and the bottom wall of the groove body, the second rod body is inserted into the first rod body, when the second rod body extrudes the third rod body, the second rod body retracts into the first rod body and extrudes a spring column to generate elastic deformation, when the first rod body passes through the third rod body, the second rod body can be pushed out of the first rod body by the return force after the elastic deformation of the spring, thereby realizing the installation of the first shell and the second shell.

Description

Disposable pressure sensor cable protection device for plug

Technical Field

The utility model relates to a sensor technical field specifically is a protection device for disposable pressure sensor cable plug.

Background

A pressure sensor is a device or apparatus that senses a pressure signal and converts the pressure signal into a usable output electrical signal according to a certain rule. A pressure sensor is usually composed of a pressure sensitive element and a signal processing unit. Pressure sensors can be classified into gauge pressure sensors, differential pressure sensors, and absolute pressure sensors according to different types of test pressures. The pressure sensor is the most common sensor in industrial practice, is widely applied to various industrial automatic control environments, and relates to a plurality of industries such as water conservancy and hydropower, railway traffic, intelligent buildings, production automatic control, aerospace, military industry, petrochemical industry, oil wells, electric power, ships, machine tools, pipelines and the like. The existing protection device for the cable plug of the disposable pressure sensor is not easy to disassemble and is not convenient for replacing the cable plug of the disposable pressure sensor, and therefore the protection device for the cable plug of the disposable pressure sensor is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disposable pressure sensor is protection device for cable plug to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a protection device for a cable plug of a disposable pressure sensor comprises a protective shell and an installation assembly, wherein the protective shell comprises a first shell and a second shell, the installation assembly comprises a first rod body, a second rod body, spring columns, third rod bodies, a first spring and arc plates, the outer side wall of the second shell is provided with a groove body, the inner side top wall and the inner side bottom wall of the groove body are fixedly connected with two third rod bodies, the outer side wall of the first shell is fixedly connected with the first rod body, the tail ends of the two second rod bodies are inserted into the outer side wall of the first rod body, the spring columns are fixedly connected between the tail ends of the two second rod bodies, the inner side wall of the protective shell is uniformly and fixedly connected with the first spring, one end, far away from the inner side wall of the protective shell, of the first spring is fixedly connected with the arc plates, and a pressure sensor body is, the pressure sensor body has the cable body through electric connection, the one end that the pressure sensor body was kept away from to the cable body has the plug body through electric connection, the second through-hole has been seted up to the lateral wall of protective housing, the inside wall sliding connection of second through-hole has the fifth body of rod, the one end of the fifth body of rod is laminated in the lateral wall of pressure sensor body.

As further preferable in the present technical solution: the spring post comprises a fourth rod body, a sleeve and a second spring, the fourth rod body is connected to the inner cavity of the sleeve in a sliding mode, and the second spring is sleeved on the outer side wall of the fourth rod body and the outer side wall of the sleeve.

As further preferable in the present technical solution: the outer side wall of the protective shell is uniformly provided with first through holes.

As further preferable in the present technical solution: and a dust screen is arranged on the inner side of the first through hole.

As further preferable in the present technical solution: the top of the second shell is hinged with a cover.

As further preferable in the present technical solution: one side fixedly connected with rubber pad that first spring was kept away from to the arc.

Compared with the prior art, the beneficial effects of the utility model are that: the pressure sensor body is placed on the arc-shaped plate, then the first shell and the second shell are installed, wherein when the first rod moves towards the inner side of the groove body, the second rod contacts with the third rod, because the second rod and the third rod are both provided with chamfers, when the first rod moves towards the inner side of the groove body, the second rod extrudes the third rod, because the third rod is fixed on the top wall and the bottom wall of the inner side of the groove body, the second rod is inserted into the first rod, when the second rod extrudes the third rod, the second rod retracts into the first rod and extrudes the spring column to generate elastic deformation, when the first rod passes through the third rod, the second rod can be pushed out of the first rod by the pushing force after the elastic deformation of the spring column, thereby realizing the installation of the first shell and the second shell, when the pressure sensor body needs to be replaced, the first shell is pulled outwards, the first body of rod removes to the cell body outside, when the first body of rod removes to the cell body outside, the second body of rod can extrude the third body of rod, because the third body of rod is fixed at the inboard roof and the diapire of cell body, the second body of rod inserts the internal reason of first body of rod, when the second body of rod extrudees the third body of rod, the second body of rod retracts into in the first body of rod and extrudees the spring post and makes it produce elastic deformation, when the first body of rod passes through the third body of rod, the second body of rod can be released in the first body of rod by the thrust behind the spring post elastic deformation, thereby realize the dismantlement of first casing and second casing.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic connection diagram of the protective case of the present invention;

fig. 3 is a top view of the present invention in fig. 2;

fig. 4 is an enlarged view of the structure of the region a in fig. 3 according to the present invention;

fig. 5 is a schematic view of the spring post structure of the present invention.

In the figure: 1. a protective shell; 101. a first housing; 102. a second housing; 2. a trough body; 3. mounting the component; 301. a first rod body; 302. a second rod body; 303. a spring post; 304. a third rod body; 305. a first spring; 306. an arc-shaped plate; 307. a fourth rod body; 308. a sleeve; 309. a second spring; 4. a pressure sensor body; 5. a cable body; 6. a plug body; 7. a cover; 8. a first through hole; 9. a dust screen; 10. a rubber pad; 11. a second through hole; 12. and a fifth rod body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: a protective device for a cable plug of a disposable pressure sensor comprises a protective shell 1 and a mounting component 3, wherein the protective shell 1 comprises a first shell 101 and a second shell 102, the mounting component 3 comprises a first rod body 301, a second rod body 302, spring posts 303, a third rod body 304, a first spring 305 and arc plates 306, the outer side wall of the second shell 102 is provided with a groove body 2, the top wall and the bottom wall of the inner side of the groove body 2 are fixedly connected with two third rod bodies 304, the outer side wall of the first shell 101 is fixedly connected with the first rod body 301, the tail ends of the two second rod bodies 302 are inserted into the outer side wall of the first rod body 301, the spring posts 303 are fixedly connected between the tail ends of the two second rod bodies 302, the inner side wall of the protective shell 1 is uniformly and fixedly connected with the first spring 305, one end of the first spring 305, which is far away from the inner side wall of the protective shell 1, is fixedly connected with, pressure sensor body 4 has cable body 5 through electric connection, and the one end that pressure sensor body 4 was kept away from to cable body 5 has plug body 6 through electric connection, and second through-hole 11 has been seted up to the lateral wall of protective housing 1, and the inside wall sliding connection of second through-hole 11 has the fifth body of rod 12, and the one end of the fifth body of rod 12 is laminated in the lateral wall of pressure sensor body 4.

In this embodiment, specifically: the spring column 303 comprises a fourth rod 307, a sleeve 308 and a second spring 309, wherein the fourth rod 307 is slidably connected to an inner cavity of the sleeve 308, and the second spring 309 is sleeved on outer side walls of the fourth rod 307 and the sleeve 308; through the sliding connection of the fourth rod 307 to the inner cavity of the sleeve 308, the second spring 309 is sleeved on the fourth rod 307 and the outer side wall of the sleeve 308, so that the spring column 303 is easy to deform under the condition of uneven stress compared with the conventional spring.

In this embodiment, specifically: the outer side wall of the protective shell 1 is uniformly provided with first through holes 8; pressure sensor body 4 can produce a large amount of heats at the in-process of work and pile up in protective housing 1, if untimely with these heat discharges, thereby can lead to the temperature in protective housing 1 to be higher and influence pressure sensor body 4's normal work, long-time not only can lead to pressure sensor body 4 high fever to cause the damage, still can be to the cable body 5 of protective housing 1, first spring 305 leads to certain influence with rubber pad 10, so even seted up first through-hole 8 at the lateral wall of protective housing 1 and conveniently can produce a large amount of heats with pressure sensor body 4 at the in-process of work and discharge in protective housing 1 by first through-hole 8.

In this embodiment, specifically: a dust screen 9 is arranged at the inner side of the first through hole 8; in the protective housing 1 is possibly entered into to pressure sensor body 4 in the in-process dust of work, long-time accumulation can cause the dust in the protective housing 1 more and more, and the dust is piled up and can be influenced the fan heat of pressure sensor body 4 in the outside of pressure sensor body 4, so install dust screen 9 in the inboard of first through-hole 8, can effectually prevent that the dust from entering into in the protective housing 1 from first through-hole 8.

In this embodiment, specifically: the top of the second shell 102 is hinged with a cover 7; the plug body 6 can be protected when not in use by hinging the cover 7 on the top of the second shell 102, and damage to the plug body 6 caused by some uncertain factors can be prevented.

In this embodiment, specifically: a rubber pad 10 is fixedly connected to one side of the arc-shaped plate 306 away from the first spring 305; through keeping away from one side fixedly connected with rubber pad 10 of first spring 305 at arc 306, can make arc 306 play certain cushioning effect when centre gripping pressure sensor body 4, not only can prevent that strength is too big when centre gripping pressure sensor body 4 and cause the harm to the lateral wall of pressure sensor body 4 and still effectual prevent interior strength too big and unless the pressure-sensitive device of pressure sensor body 4.

Working principle or structure principle, when in use, the pressure sensor body 4 is placed on the arc-shaped plate 306, then the first shell 101 and the second shell 102 are installed, wherein when the first rod 301 moves towards the inner side of the tank body 2, the second rod 302 contacts the third rod 304, because the second rod 302 and the third rod 304 are both provided with chamfers, when the first rod 301 moves towards the inner side of the tank body 2, the second rod 302 extrudes the third rod 304, because the third rod 304 is fixed on the top wall and the bottom wall of the inner side of the tank body 2, the second rod 302 is inserted into the first rod 301, when the second rod 302 extrudes the third rod 304, the second rod 302 retracts into the first rod 301 and extrudes the spring column 303 to generate elastic deformation, when the first rod 301 passes through the third rod 304, the second rod 302 is pushed out of the first rod 301 by the pushing force generated after the elastic deformation of the spring column 303, thereby realize the installation of first casing 101 and second casing 102, when needing to change pressure sensor body 4, with the outside pulling of first casing 101, first body of rod 301 moves to the cell body 2 outside, when first body of rod 301 moves to the cell body 2 outside, second body of rod 302 can extrude third body of rod 304, because the inboard roof and the diapire at cell body 2 are fixed to third body of rod 304, the reason in the first body of rod 301 is inserted to second body of rod 302, when second body of rod 302 extrudees third body of rod 304, second body of rod 302 contracts into first body of rod 301 and extrudees spring post 303 and makes it produce elastic deformation, when first body of rod 301 passes through third body of rod 304, second body of rod 302 can be pushed out in first body of rod 301 by the thrust behind the elastic deformation of spring post 303, thereby realize the dismantlement of first casing 101 and second casing 102.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a disposable pressure sensor is protection device for cable plug, includes protective housing (1) and installation component (3), its characterized in that: the protective shell (1) comprises a first shell (101) and a second shell (102), the mounting assembly (3) comprises a first rod body (301), a second rod body (302), a spring column (303), a third rod body (304), a first spring (305) and an arc-shaped plate (306), a groove body (2) is formed in the outer side wall of the second shell (102), the two third rod bodies (304) are fixedly connected to the top wall and the bottom wall of the inner side of the groove body (2), the first rod body (301) is fixedly connected to the outer side wall of the first shell (101), the tail ends of the two second rod bodies (302) are inserted into the outer side wall of the first rod body (301), the spring column (303) is fixedly connected between the tail ends of the two second rod bodies (302), the first spring (305) is fixedly connected to the uniform inner side wall of the protective shell (1), and the arc-shaped plate (306) is fixedly connected to the end, far away from the inner side wall of the protective shell (1), of, two install pressure sensor body (4) between arc (306), pressure sensor body (4) have cable body (5) through electric connection, the one end that pressure sensor body (4) were kept away from in cable body (5) has plug body (6) through electric connection, second through-hole (11) have been seted up to the lateral wall of protective housing (1), the inside wall sliding connection of second through-hole (11) has the fifth body of rod (12), the one end laminating of the fifth body of rod (12) is in the lateral wall of pressure sensor body (4).

2. The protective device for a disposable pressure sensor cable plug of claim 1, wherein: the spring column (303) comprises a fourth rod body (307), a sleeve (308) and a second spring (309), the fourth rod body (307) is connected to an inner cavity of the sleeve (308) in a sliding mode, and the second spring (309) is sleeved on the outer side walls of the fourth rod body (307) and the sleeve (308).

3. The protective device for a disposable pressure sensor cable plug of claim 1, wherein: the outer side wall of the protective shell (1) is uniformly provided with first through holes (8).

4. A disposable pressure sensor cable plug protector as set forth in claim 3, wherein: and a dust screen (9) is arranged on the inner side of the first through hole (8).

5. The protective device for a disposable pressure sensor cable plug of claim 1, wherein: the top of the second shell (102) is hinged with a cover (7).

6. The protective device for a disposable pressure sensor cable plug of claim 1, wherein: one side of the arc-shaped plate (306) far away from the first spring (305) is fixedly connected with a rubber pad (10).