CN218868531U

CN218868531U - Explosion-proof vibration sensor

Info

Publication number: CN218868531U
Application number: CN202223202541.1U
Authority: CN
Inventors: 李旭明; 王希军; 郝毅; 陈久龙; 蒋道利; 李磊
Original assignee: Nanyang Cloud Explosion Proof Technology Co ltd
Current assignee: Nanyang Cloud Explosion Proof Technology Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-04-14
Anticipated expiration: 2032-11-29

Abstract

The embodiment of the utility model relates to the technical field of vibration sensors, in particular to an explosion-proof vibration sensor, which comprises a shell and a sensor main body arranged in the shell, wherein the sensor main body is provided with a screw rod and is fixedly connected in the shell through the screw rod; the shell comprises a shell body, a sealing cover fixedly connected to one end of the shell body, and a through hole formed in the shell body and the sealing cover, wherein a rubber sealing block is arranged inside the through hole, and a lead is arranged at one end of the sensor main body. The utility model has the advantages that: seal through the closing cap to the casing, seal through the sealed piece of rubber simultaneously and seal the junction of wire and shell for the shell forms sealed enclosure space, avoids the inflammable and explosive gas entering in the environment, and when production electric spark, the inside can not lighted of shell, simultaneously because the closure of shell, the electric spark can not lead to the fact the influence to the inflammable and explosive gas in the environment.

Description

Explosion-proof vibration sensor

Technical Field

The utility model relates to a vibration sensor technical field, concretely relates to explosion-proof vibration sensor.

Background

The vibration sensor is one of the key parts in the testing technology, and the function of the vibration sensor is mainly to receive mechanical quantity and convert the mechanical quantity into electric quantity proportional to the mechanical quantity. The mechanical quantity to be measured may be classified into various sensors such as a displacement sensor, a velocity sensor, an acceleration sensor, a force sensor, a strain sensor, a torsional vibration sensor, and a torque sensor.

Due to the characteristics of the sensor, the sensor can work in a plurality of environments, when the sensor is located in the environment, flammable and explosive gases are filled in the sensor, and if the sensor is imploded, for example, electric sparks are generated, the flammable and explosive gases can reach the external environment, so that safety accidents are caused.

Accordingly, there is a need for an explosion-proof vibration sensor that overcomes the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the embodiment of the utility model provides an explosion-proof vibration sensor has realized the purpose of solving the problem that proposes in the background art.

The embodiment of the utility model provides a in order to realize above-mentioned purpose, specifically adopt following technical scheme: an explosion-proof vibration sensor comprises a shell and a sensor main body arranged in the shell, wherein a screw is arranged on the sensor main body, and the sensor main body is fixedly connected in the shell through the screw; the shell comprises a shell body, a sealing cover fixedly connected to one end of the shell body, and a through hole formed in the shell body and the sealing cover, wherein a rubber sealing block is arranged inside the through hole, a lead is arranged at one end of the sensor main body, and the lead is located inside the rubber sealing block.

As a further improvement of the above technical solution:

one end of the shell is fixedly connected with a fixing block.

And a sealing gasket is arranged between the shell and the sealing cover.

The rubber sealing block is provided with a breaking groove.

A fixing component is arranged inside the shell;

the fixed assembly comprises a plurality of screw rods fixedly connected inside the shell and clamping columns in threaded connection with the outside of the screw rods.

The utility model discloses beneficial effect does:

seal through the closing cap to the casing, seal through the sealed piece of rubber simultaneously and seal the junction of wire and shell for the shell forms sealed enclosure space, avoids the inflammable and explosive gas entering in the environment, and when production electric spark, the inside can not lighted of shell, simultaneously because the closure of shell, the electric spark can not lead to the fact the influence to the inflammable and explosive gas in the environment.

Drawings

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

fig. 2 is a schematic structural view of the through hole of the present invention;

FIG. 3 is a schematic structural view of the rubber sealing block of the present invention;

fig. 4 is a schematic sectional view of the housing of the present invention.

In the figure: 1. a housing; 11. a housing; 12. sealing the cover; 13. a through hole; 14. a rubber sealing block; 2. a sensor body; 3. a screw; 4. a wire; 5. a fixed block; 6. a gasket; 7. breaking the groove; 8. a fixing assembly; 81. a screw rod; 82. the post is clamped.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

Referring to fig. 1 to 4, the embodiment of the utility model discloses an explosion-proof vibration sensor, which comprises a housing 1 and a sensor main body 2 arranged inside the housing 1, wherein the sensor main body 2 is provided with a screw rod 3, and the sensor main body 2 is fixedly connected inside the housing 1 through the screw rod 3;

the shell 1 comprises a shell body 11, a sealing cover 12 fixedly connected to one end of the shell body 11, and a through hole 13 formed in the shell body 11 and the sealing cover 12, wherein a rubber sealing block 14 is arranged in the through hole 13, a lead 4 is arranged at one end of the sensor main body 2, and the lead 4 is positioned in the rubber sealing block 14; the sensor main body 2 is fixedly connected to the inside of the shell 11 through a screw 3 in a threaded manner, and the sensor main body 2 can adopt a model D7F-S01-05, which is the prior art, so that redundant description is not repeated;

the shell 11 is sealed and sealed through the sealing cover 12, and meanwhile, the connection part of the lead 4 and the shell 1 is sealed and sealed through the rubber sealing block 14, so that the shell 1 forms a sealed and sealed space, flammable and explosive gas in the environment is prevented from entering, when electric sparks are generated, the interior of the shell 1 cannot be ignited, and meanwhile, due to the sealing of the shell 1, the electric sparks cannot influence the flammable and explosive gas in the environment;

the housing 1 may be made of a non-conductive material, thereby further avoiding the influence of the electric spark on the ambient gas.

As further illustration of the present application: one end fixedly connected with fixed block 5 of shell 1, shell 1 accessible fixed block 5 and bolt fastening are on the equipment that needs detected the vibration, and when the vibration produced, the vibration conduction was to shell 1 to detect the vibration through sensor main part 2.

As further illustration of the present application: a sealing gasket 6 is arranged between the shell 11 and the cover 12 to ensure the sealing performance between the cover 12 and the shell 11.

As further illustration of the present application: the rubber sealing block 14 is provided with a breaking groove 7, so that the rubber sealing block 14 can be broken, and the rubber sealing block 14 can be sleeved outside the lead 4.

As further illustration of the present application: a fixing component 8 is arranged inside the shell 11; the fixing assembly 8 comprises a plurality of screw rods 81 fixedly connected inside the shell 11 and clamping columns 82 in threaded connection outside the screw rods 81;

in actual use, after the sensor body 2 is fixed inside the housing 11, the clamping column 82 is rotated, so that the clamping column 82 moves on the screw rod 81, and the screw rod 81 clamps and fixes the sensor body 2, so that the sensor body 2 can be stably fixed inside the housing 11.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.

So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. The explosion-proof vibration sensor is characterized by comprising a shell (1) and a sensor main body (2) arranged inside the shell (1), wherein a screw (3) is arranged on the sensor main body (2), and the sensor main body (2) is fixedly connected inside the shell (1) through the screw (3);

the sensor is characterized in that the shell (1) comprises a shell (11), a sealing cover (12) fixedly connected to one end of the shell (11), and a through hole (13) formed in the shell (11) and the sealing cover (12), a rubber sealing block (14) is arranged inside the through hole (13), a wire (4) is arranged at one end of the sensor main body (2), and the wire (4) is located inside the rubber sealing block (14).

2. Explosion-proof vibration sensor according to claim 1, characterized in that a fixing block (5) is fixedly connected to one end of the housing (1).

3. Explosion-proof vibration sensor according to claim 1, characterized in that a sealing gasket (6) is arranged between the housing (11) and the cover (12).

4. Explosion-proof vibration sensor according to claim 1, characterized in that the rubber sealing block (14) is provided with a breaking groove (7).

5. Explosion-proof vibration sensor according to claim 1, characterized in that the housing (11) is provided internally with a fixing assembly (8);

the fixing assembly (8) comprises a plurality of screw rods (81) fixedly connected inside the shell (11) and clamping columns (82) in threaded connection with the outer portions of the screw rods (81).