CN213073354U

CN213073354U - Mining pressure element

Info

Publication number: CN213073354U
Application number: CN202022327103.2U
Authority: CN
Inventors: 陈亚; 陈世航
Original assignee: Changzhou Taihang Xingguang Electric Technology Co ltd
Current assignee: Changzhou Taihang Xingguang Electric Technology Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-04-27
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a mining pressure element, which comprises an outer shell, shell bottom fixedly connected with pressure interface part, the shell is close to the pressure interface part top outside and has seted up flutedly, the inside sealing washer that is equipped with of recess, pressure interface part top is equipped with pressure sensor, the pressure sensor top is equipped with the circuit board. The utility model discloses a set up recess, sealing washer, sealing plug and drier, be favorable to carrying out fine sealing to the pressure interface part under the effect of sealing washer, carry out better isolated and sealed to the joint under the effect of sealing washer, improve sealed effect, the drier can be dry in butt joint department, guarantees the inside degree of dryness of pressure element, improves life, and overall structure is simple, facilitates the use, and the shell is integrated into one piece, and is more sturdy and durable.

Description

Mining pressure element

Technical Field

The utility model relates to a pressure sensor field, in particular to mining pressure element.

Background

The hydraulic support electrohydraulic control system is the core for realizing automatic control of the fully mechanized coal mining face of the coal mine, can greatly improve the production efficiency of the fully mechanized coal mining face and ensure the efficient, safe, continuous and stable production of the fully mechanized coal mining face. The electrohydraulic control system used in China for a long time depends on foreign import, is high in price and expensive in accessories, and seriously restricts the popularization of the electrohydraulic control system. With the continuous development of coal mining technology in China, the automation and mechanization degree of a fully mechanized coal mining face is continuously improved, an electro-hydraulic control system gradually achieves localization, a pressure sensor used in the electro-hydraulic control system is an important component, and a real-time acquisition value of the pressure sensor is used as an important condition for closed-loop control of the system, so that the electro-hydraulic control system plays an important role in accurately achieving various automatic functions of a hydraulic support.

The existing mining pressure element has a complex structure and a poor sealing effect, and the service life of the pressure element is influenced.

Therefore, it is necessary to invent a mining pressure element to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mining pressure element to current mining pressure element structure that proposes in solving above-mentioned background art is complicated, and sealed effect is relatively poor, influences pressure element's life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mining pressure component, includes the shell, shell bottom fixedly connected with pressure interface part, the shell is close to the pressure interface part top outside and has seted up the recess, the inside sealing washer that is equipped with of recess, pressure interface part top is equipped with pressure sensor, the pressure sensor top is equipped with the circuit board, circuit board top fixedly connected with lead-out wire, lead-out wire top fixedly connected with communication cable, the communication cable outside is around being equipped with the sealing plug, the sealing plug top is encircleed and is equipped with the drier, shell top fixedly connected with connects.

Preferably, the cross-sectional view of the groove is L-shaped, and the bottom of the pressure interface component is provided with a certain angle.

Preferably, the cross-sectional view of the sealing ring is n-shaped.

Preferably, the housing is made of an integrally formed metal material.

Preferably, the sealing plug is fixedly connected with the inner wall of the shell, and the sealing plug and the inner wall of the shell are in interference fit.

Preferably, the communications cable extends through the joint.

The utility model has the advantages that:

through setting up recess, sealing washer, sealing plug and drier, be favorable to carrying out fine sealing to the pressure interface part under the effect of sealing washer, carry out better isolated and sealed to the joint under the effect of sealing plug, improve sealed effect, the drier can be dry in butt joint department, guarantees the inside degree of dryness of pressure element, improves life, and overall structure is simple, facilitates the use, and the shell is integrated into one piece, and is sturdy and durable more.

Drawings

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

FIG. 2 is an enlarged view of the portion A of FIG. 1;

in the figure: the device comprises a shell 1, a pressure interface part 2, a groove 3, a sealing ring 4, a pressure sensor 5, a circuit board 6, a leading-out wire 7, a communication cable 8, a sealing plug 9, a drying agent 10 and a connector 11.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The utility model provides a as shown in fig. 1-2 mining pressure element, which comprises an

outer shell

1, 1 bottom fixedly connected with pressure interface part 2 of shell, shell 1 is close to the 2 top outsides of pressure interface part and has seted up

recess

3, 3 inside sealing washer 4 that are equipped with of recess, 2 tops of pressure interface part are equipped with pressure sensor 5, 5 tops of pressure sensor are equipped with

circuit board

6, 6 top fixedly connected with lead-out wires 7 of circuit board, 7 top fixedly connected with communication cable 8 of lead-out wire, 8 outside encircles of communication cable are equipped with sealing plug 9, sealing plug 9 top is encircleed and is equipped with

drier

10, 1 top fixedly connected with of shell connects 11.

Further, in the above technical solution, the sectional view of the groove 3 is set to be L-shaped, and the bottom of the pressure interface part 2 is provided with a certain angle, so that the pressure interface part 2 and the object to be tested can be conveniently inserted;

further, in the above technical solution, the cross-sectional view of the sealing ring 4 is n-shaped;

further, in the above technical solution, the housing 1 is made of an integrally formed metal material;

further, in the above technical solution, the sealing plug 9 is fixedly connected with the inner wall of the housing 1, and the sealing plug 9 and the inner wall of the housing 1 are in interference fit;

further, in the above technical solution, the communication cable 8 penetrates the joint 11.

This practical theory of operation:

referring to the attached drawings 1-2 of the specification, when the installation, place sealing washer 4 in recess 3 back through the welding with pressure joint part 2 welding in shell 1 bottom, be favorable to guaranteeing the inside sealed effect of shell under sealing washer 4's effect, avoid the incomplete measuring result error that causes of welding, communication cable 8 runs through interference fit's sealing plug 9 and is favorable to carrying out better sealed to circuit board 6 in the shell 1, and service life is prolonged, and isolated joint 11 part simultaneously, avoid joint 11 department air or moisture to go on in circuit board 6, improve sealed effect, drier 10 dries joint 11 department, guarantee the inside dry degree of shell 1, moreover, the steam generator is simple in structure, and is convenient to use.

In the description of the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "disposed," "provided," and the like are to be construed broadly and can, for example, be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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 mining pressure element, characterized by: including shell (1), shell (1) bottom fixedly connected with pressure interface part (2), shell (1) is close to pressure interface part (2) top outside and sets up fluted (3), recess (3) inside is equipped with sealing washer (4), pressure interface part (2) top is equipped with pressure sensor (5), pressure sensor (5) top is equipped with circuit board (6), circuit board (6) top fixedly connected with lead-out wire (7), lead-out wire (7) top fixedly connected with communication cable (8), communication cable (8) outside is encircleed and is equipped with sealing plug (9), sealing plug (9) top is encircleed and is equipped with drier (10), shell (1) top fixedly connected with connects (11).

2. The mining pressure element of claim 1, wherein: the cross section of the groove (3) is L-shaped, and a certain angle is arranged at the bottom of the pressure interface component (2).

3. The mining pressure element of claim 1, wherein: the cross section of the sealing ring (4) is n-shaped.

4. The mining pressure element of claim 1, wherein: the shell (1) is made of an integrally formed metal material.

5. The mining pressure element of claim 1, wherein: the sealing plug (9) is fixedly connected with the inner wall of the shell (1), and the sealing plug (9) is in interference fit with the inner wall of the shell (1).

6. The mining pressure element of claim 1, wherein: the communication cable (8) penetrates through the joint (11).