CN216647964U

CN216647964U - Explosion-proof electromagnet with multiple wire joints

Info

Publication number: CN216647964U
Application number: CN202122709470.3U
Authority: CN
Inventors: 辛德忠; 马振纲; 蒲剑; 唐敏; 陈航; 王清峰; 万军; 刘小华; 吕晋军; 张始斋; 万园; 周富佳; 鲁石平; 龙威; 陈果; 田乐意; 李和祥; 杜渔舟; 陈龙; 何飞
Original assignee: CCTEG Chongqing Research Institute Co Ltd
Current assignee: CCTEG Chongqing Research Institute Co Ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-05-31
Anticipated expiration: 2031-11-05

Abstract

The utility model relates to a flame-proof electromagnet with a plurality of wire joints, which belongs to the technical field of coal mine explosion prevention and comprises a valve body, a joint seat positioned on the valve body and a joint body connected with the joint seat through screws, wherein a binding post is arranged in the joint seat, a plurality of through holes are arranged on the joint body, a pressing device is correspondingly arranged in each through hole, one group of the through holes and the pressing device are wire inlet ends, other through holes and the pressing devices form wire outlet ends, a cable is connected with the binding post through the wire inlet end and penetrates out of the wire outlet end to be connected with the wire inlet end of another flame-proof electromagnet in series. The device realizes the series control of a plurality of flameproof electromagnets, so that one control cable can control the plurality of flameproof electromagnets.

Description

Explosion-proof electromagnet with multiple wire joints

Technical Field

The utility model belongs to the technical field of coal mine explosion prevention, and particularly relates to an explosion-proof electromagnet with a plurality of wire joints.

Background

The explosion-proof electromagnet is mainly used in control elements with explosion-proof requirements, and is particularly suitable for various inflammable occasions such as coal mines, chemical engineering, petroleum and the like. The sealing performance of the explosion-proof electromagnet is greatly influenced, the conventional explosion-proof electromagnet generally comprises a shell, a sealing block and a pressing sleeve, the sealing block is arranged in the shell during assembly, and the pressing sleeve is screwed to extrude and deform the sealing block to be matched with a lead at the center of the sealing block, so that the outside is separated from a cavity for accommodating an electrical component in the explosion-proof electromagnet.

As shown in the attached drawings 1-2, the structure and the working principle of the existing explosion-proof electromagnet device are as follows, and as shown in fig. 1, the structure of the explosion-proof electromagnet device consists of a valve body 1, a connector base 2, a binding post 3, a connector 4 and a wire pressing cap 5. When in use, the mounting plate is connected on a drilling machine through bolts, and a control cable is penetrated from the wire pressing cap 5 and is connected to the binding post 3. The explosion-proof electromagnet with the existing structure has the defects that one control cable can only control a single electromagnet and cannot simultaneously control a plurality of explosion-proof electromagnets, and the explosion-proof electromagnet is arranged in an explosion-proof area, so that the control cable cannot be subjected to branching and wiring, and explosion caused by electric sparks is prevented.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims to provide an explosion-proof electromagnet with a plurality of wire joints, so that the series control of the explosion-proof electromagnets is realized, and one control cable can control the explosion-proof electromagnets.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a flame proof electro-magnet that contains a plurality of line connectors, includes the valve body, is located the joint seat on the valve body, passes through the joint body of screw connection with the joint seat, be equipped with the terminal in the joint seat, be equipped with a plurality of through-holes on the joint body, the through-hole correspondence is equipped with closing device, and wherein a set of through-hole and closing device are the inlet wire end, and other through-holes and closing device constitute the leading-out terminal, and the cable passes through the inlet wire end and links to each other with the terminal, and the wearing out of leading-out terminal is established ties with the inlet wire end of another flame proof electro-magnet again. Furthermore, the connector body is provided with two through holes, and the two through holes are correspondingly provided with two pressing devices.

Further, the through hole is a threaded hole.

Furthermore, the compressing device corresponding to the through hole is a compression nut.

Further, an O-shaped sealing ring is arranged between the joint seat and the joint body.

Furthermore, the binding post is arranged at the position where the joint body is connected with the joint seat.

The utility model has the beneficial effects that:

through set up two screw holes and two gland nuts on the flame proof electro-magnet, regard as inlet wire end and outlet terminal respectively, can be connected the control cable of outlet terminal and the inlet wire end of another flame proof electro-magnet, realize the series control of flame proof electro-magnet, make a control cable can control a plurality of flame proof electro-magnets, when having the signal of telecommunication, a plurality of series electro-magnets can move simultaneously.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.

Drawings

For the purposes of promoting a better understanding of the objects, aspects and advantages of the utility model, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic diagram of a conventional explosion-proof electromagnet;

FIG. 2 is a semi-sectional view of a conventional explosion-proof electromagnet;

FIG. 3 is a schematic diagram of an explosion-proof electromagnet with a plurality of wire joints;

FIG. 4 is a cross-sectional view of an explosion-proof electromagnet with multiple wire joints.

Reference numerals: the valve body 1, the connector base 2, the wiring terminal 3, the connector 4, the wire pressing cap 5, the O-shaped sealing ring 6, the connector body 7 and the compression nut 8.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.

Wherein the showings are for the purpose of illustrating the utility model only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the utility model thereto; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limiting the present invention, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.

Referring to fig. 3-4, the flameproof electromagnet with a plurality of line connectors comprises a valve body 1, a connector base 2, an O-shaped seal ring 6, a connector body 7 and a compression nut 8, wherein the connector base 2 is located on the valve body 1, and the connector base 2 is detachably connected with the connector body 7 through screws. 2 through holes are formed in the

joint body

7, and 2 pressing devices are correspondingly arranged in the through holes; in this embodiment, the through hole of the connector body 7 is a threaded hole, and the pressing device is a pressing nut 8. More than 2 threaded holes and corresponding compression nuts can be arranged according to actual conditions. The connector base 2 is internally provided with a binding post 3, and the binding post 3 is arranged at the position where the connector body 7 is connected with the connector base 2 and is communicated with the internal channel of the connector body 7.

When the explosion-proof electromagnet is connected, the two compression nuts of the explosion-proof electromagnet are respectively an incoming line end and an outgoing line end, a control cable of the outgoing line end enters the incoming line end of the other explosion-proof electromagnet, and the like, and a plurality of explosion-proof electromagnets can be connected in series. When an electric signal is provided, a plurality of series electromagnets can act simultaneously.

Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.

Claims

1. The utility model provides a flame proof electro-magnet that contains a plurality of line connectors which characterized in that: the explosion-proof electromagnetic valve comprises a valve body, a joint seat arranged on the valve body, and a joint body connected with the joint seat through screws, wherein a binding post is arranged in the joint seat, a plurality of through holes are arranged on the joint body, the through holes are correspondingly provided with pressing devices, one group of through holes and the pressing devices are wire inlet ends, other through holes and the pressing devices form wire outlet ends, cables are connected with the binding post through the wire inlet ends, and the wires are connected in series with the wire inlet end of another explosion-proof electromagnet after penetrating out of the wire outlet ends.

2. The flameproof electromagnet with the plurality of wire joints according to claim 1, characterized in that: two through holes are formed in the connector body, and two pressing devices are correspondingly arranged in the two through holes.

3. The flameproof electromagnet with the plurality of wire joints according to claim 1, characterized in that: the through hole is a threaded hole.

4. The flameproof electromagnet with the plurality of wire joints according to claim 3, characterized in that: and the pressing device corresponding to the through hole is a pressing nut.

5. The flameproof electromagnet with the plurality of wire joints according to claim 1, characterized in that: and an O-shaped sealing ring is arranged between the joint seat and the joint body.

6. The flameproof electromagnet with the plurality of wire joints according to claim 1, characterized in that: the binding post is arranged at the position where the joint body is connected with the joint seat.