CN213022053U

CN213022053U - Plate-mounted pressure sensor

Info

Publication number: CN213022053U
Application number: CN202022087790.5U
Authority: CN
Inventors: 马绍红
Original assignee: Chongqing Kadian Technology Co Ltd
Current assignee: Chongqing Kadian Technology Co Ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-04-20
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a plate-mounted pressure sensor, which comprises a mounting plate and a mounting plate, wherein a protective shell is fixedly arranged on the outer wall of the top part of the mounting plate, the inner part of the protective shell is hollow, a pressure sensor body is fixedly arranged on the outer wall of the top part of the mounting plate and is positioned inside the protective shell, a pressure plate is arranged on the outer wall of the top part of the pressure sensor body, a connecting shaft is welded on the outer wall of the top part of the pressure plate and passes through the protective shell, a stress plate is welded on the top end of the connecting shaft, a fixing component is fixedly arranged on the outer wall of the bottom part of the mounting plate, the pressure sensor body is positioned in the center of the mounting plate, the connecting shaft is positioned in the center of the pressure plate, a positioning column is welded on the outer wall of the bottom part of the mounting plate and, a sealing gasket is arranged in the through hole on the protective shell and is fixedly connected with the protective shell.

Description

Plate-mounted pressure sensor

Technical Field

The utility model relates to a pressure detection technical field, in particular to board-mounted pressure sensor.

Background

The pressure sensor is a device or a device which can sense pressure signals and can convert the pressure signals into usable output electric signals according to a certain rule, is the most common sensor in industrial practice, is widely applied to various industrial automatic control environments, and relates to various industries such as water conservancy and hydropower, railway traffic, intelligent buildings, production automatic control, aerospace, war industry, petrifaction, oil wells, electric power, ships, machine tools, pipelines and the like.

The existing plate-mounted pressure sensor has the problems of troublesome installation and easy looseness when in use, and in addition, after the plate-mounted pressure sensor is used for a long time, the plate-mounted pressure sensor is easy to damage due to the influence of external dust and impurities, so that the service life of the plate-mounted pressure sensor is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a board-mounted pressure sensor to solve the problem of the easy damage of inconvenient installation that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a board-mounted pressure sensor, includes the mounting panel, the fixed protective housing that is provided with on the top outer wall of mounting panel, just the inside cavity of protective housing, fixed mounting has the pressure sensor body on the top outer wall of mounting panel, just the pressure sensor body is located the inside of protective housing, be provided with the pressure plate on the top outer wall of pressure sensor body, the welding has the connecting axle on the top outer wall of pressure plate, just the connecting axle passes the protective housing, the top welding of connecting axle has the atress board, fixed mounting has fixed subassembly on the bottom outer wall of mounting panel.

Preferably, the pressure sensor body is located in the center of the mounting plate.

Preferably, the connection shaft is located at the center of the pressure plate.

Preferably, the number of the fixing assemblies is four, and the four fixing assemblies are respectively positioned at four corners of the mounting plate.

Preferably, the welding has the reference column on the bottom outer wall of mounting panel, just the reference column is located the center of mounting panel, the bottom of reference column is the toper.

Preferably, a stop block is welded on the inner wall of the top of the protective shell.

Preferably, a through hole is formed in the center of the protective shell, a sealing gasket is arranged in the through hole on the protective shell, and the sealing gasket is fixedly connected with the protective shell.

Preferably, the fixed component comprises an installation column, two clamping plates are welded on the outer wall of the bottom of the installation column and are respectively located on two sides of the installation column, one side wall of each clamping plate is arc-shaped, a clamping groove is formed in one side wall of each clamping plate, and the installation column and the clamping plates are made of plastics.

Preferably, a fixing plate is welded on one side wall of the protective shell, and the fixing plate is located at the bottom end of the protective shell.

The utility model discloses a technological effect and advantage:

1. through the reference column that sets up, be convenient for fix a position when installing the device to accurately install fast, during the installation, the plastics cardboard that has better deformability gets into the mounting hole on the circuit board, and along with the removal of plastics cardboard can produce deformation by the extrusion, until draw-in groove and circuit board joint, plastics cardboard reconversion to play stable fixed effect to the integrated device, it is comparatively convenient to install.

2. Through the protecting crust that sets up, can play better guard action to the pressure sensor body, prevent that external dust impurity from contacting the pressure sensor body and causing the damage to it, can improve the leakproofness of protecting crust under the sealed effect that fills up, through the fixed plate that sets up, be convenient for dismantle and install the protecting crust to be convenient for maintain the replacement component.

Drawings

Fig. 1 is a sectional view of the structure of the present invention.

Fig. 2 is a schematic view of the fixing assembly structure of the present invention.

Fig. 3 is a schematic view of the positioning column structure of the present invention.

Fig. 4 is a front view of the structure of the present invention.

In the figure: 1. mounting a plate; 2. a protective shell; 3. a pressure sensor body; 4. a pressure plate; 5. a connecting shaft; 6. a stress plate; 7. a fixing assembly; 8. a positioning column; 9. a stopper; 10. a gasket; 11. mounting a column; 12. clamping a plate; 13. a card slot; 14. and (7) fixing the plate.

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.

The utility model provides a plate-mounted pressure sensor as shown in figures 1-4, which comprises a mounting plate 1, a protective shell 2 is fixedly arranged on the outer wall of the top of the mounting plate 1, the protective shell 2 is hollow, a pressure sensor body 3 is fixedly arranged on the outer wall of the top of the mounting plate 1, the pressure sensor body 3 is positioned in the protective shell 2, the pressure sensor body 3 is positioned in the center of the mounting plate 1, a pressure plate 4 is arranged on the outer wall of the top of the pressure sensor body 3, a connecting shaft 5 is welded on the outer wall of the top of the pressure plate 4, the connecting shaft 5 passes through the protective shell 2, the connecting shaft 5 is positioned in the center of the pressure plate 4, a stress plate 6 is welded at the top end of the connecting shaft 5, when in use, external force acts on the stress plate 6, the stress plate 6 transmits the acting force to the pressure plate 4 through the connecting shaft 5, the pressure sensor body 3 detects pressure, and fixed mounting has fixed subassembly 7 on the bottom outer wall of mounting panel 1, and the quantity of fixed subassembly 7 is four, and four fixed subassemblies 7 are located the four corners of mounting panel 1 respectively to stably fix the device.

In this embodiment, the welding has reference column 8 on the bottom outer wall of mounting panel 1, and reference column 8 is located the center of mounting panel 1, and the bottom of reference column 8 is the toper, and during the use, fix a position through reference column 8 at first and install it on the circuit board.

In this embodiment, under the effect of protective housing 2, can prevent effectively that external dust impurity from contacting pressure sensor body 3 from leading to the fact the damage to it, the welding has dog 9 on the top inner wall of protective housing 2, dog 9 and pressure plate 4 contact, under the effect of corner step, can further prevent that dust from contacting with pressure sensor body 3, the through-hole has been seted up at the center of protective housing 2, so that connecting axle 5 passes protective housing 2, be provided with sealed pad 10 in the through-hole on protective housing 2, and sealed pad 10 and protective housing 2 fixed connection, can improve the leakproofness of protective housing 2 under the effect of sealed pad 10, the welding has fixed plate 14 on a lateral wall of protective housing 2, and fixed plate 14 is located the bottom of protective housing 2, under the effect of fixed plate 14, be convenient for dismantle and install protective housing 2, thereby be convenient for maintain and change the component.

In this embodiment, fixed subassembly 7 includes erection column 11, the welding has two cardboard 12 on the bottom outer wall of erection column 11, and two cardboard 12 are located the both sides of erection column 11 respectively, a lateral wall of cardboard 12 is the arc, draw-in groove 13 has been seted up on a lateral wall of cardboard 12, erection column 11 is plastics with the material of cardboard 12, during the installation, fix mounting panel 1 through fixed subassembly 7, the plastics cardboard 12 that has better deformability gets into in the mounting hole on the circuit board, it can produce deformation to receive the extrusion along with moving down of plastics cardboard 12, until draw-in groove 13 and circuit board joint, plastics cardboard 12 reconversion, thereby stably fix whole device.

This practical theory of operation: the utility model relates to a board-mounted pressure sensor, during the use, at first fix a position it on the circuit board through reference column 8, during the installation, fix mounting panel 1 through fixed subassembly 7, the plastics cardboard 12 that has better deformability gets into in the mounting hole on the circuit board, along with moving down of plastics cardboard 12 receive the extrusion can produce deformation, until draw-in groove 13 and circuit board joint, plastics cardboard 12 reconversion, thereby stabilize fixed integrated device, during the use, exogenic action is on atress board 6, atress board 6 conducts the effort to pressure plate 4 through connecting axle 5, pressure plate 4 exerts pressure to pressure sensor body 3, pressure sensor body 3 detects pressure.

Under the effect of protecting crust 2, can prevent effectively that external dust impurity from contacting pressure sensor body 3 from leading to the fact the damage to it, can improve the leakproofness of protecting crust 2 under the effect of sealed pad 10, under the effect of fixed plate 14, be convenient for dismantle and install protecting crust 2 to be convenient for maintain and change the component, dog 9 and pressure plate 4 contact, under the effect of corner step, can further prevent that dust and pressure sensor body 3 from contacting.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A plate-mounted pressure sensor, comprising a mounting plate (1), characterized in that: the fixed protective housing (2) that is provided with on the top outer wall of mounting panel (1), just the inside cavity of protective housing (2), fixed mounting has pressure sensor body (3) on the top outer wall of mounting panel (1), just pressure sensor body (3) are located the inside of protective housing (2), be provided with pressure plate (4) on the top outer wall of pressure sensor body (3), the welding has connecting axle (5) on the top outer wall of pressure plate (4), just connecting axle (5) pass protective housing (2), the top welding of connecting axle (5) has atress board (6), fixed mounting has fixed subassembly (7) on the bottom outer wall of mounting panel (1).

2. A plate-mounted pressure sensor according to claim 1, wherein: the pressure sensor body (3) is located in the center of the mounting plate (1).

3. A plate-mounted pressure sensor according to claim 1, wherein: the connecting shaft (5) is located in the center of the pressure plate (4).

4. A plate-mounted pressure sensor according to claim 1, wherein: the number of the fixed assemblies (7) is four, and the four fixed assemblies (7) are respectively positioned at four corners of the mounting plate (1).

5. A plate-mounted pressure sensor according to claim 1, wherein: the welding has reference column (8) on the bottom outer wall of mounting panel (1), just reference column (8) are located the center of mounting panel (1), the bottom of reference column (8) is the toper.

6. A plate-mounted pressure sensor according to claim 1, wherein: the inner wall of the top of the protective shell (2) is welded with a stop block (9).

7. A plate-mounted pressure sensor according to claim 1, wherein: a through hole is formed in the center of the protective shell (2), a sealing gasket (10) is arranged in the through hole on the protective shell (2), and the sealing gasket (10) is fixedly connected with the protective shell (2).

8. A plate-mounted pressure sensor according to claim 1, wherein: fixed subassembly (7) include erection column (11), the welding has two cardboard (12) on the bottom outer wall of erection column (11), and two cardboard (12) are located respectively the both sides of erection column (11), a lateral wall of cardboard (12) is the arc, draw-in groove (13) have been seted up on a lateral wall of cardboard (12), erection column (11) with the material of cardboard (12) is plastics.

9. A plate-mounted pressure sensor according to claim 1, wherein: a fixing plate (14) is welded on one side wall of the protective shell (2), and the fixing plate (14) is located at the bottom end of the protective shell (2).