CN215008687U

CN215008687U - Mining explosion-proof high-voltage cable connector

Info

Publication number: CN215008687U
Application number: CN202120754893.4U
Authority: CN
Inventors: 南阁
Original assignee: Tianjin Shengdexin Electrical Equipment Co ltd
Current assignee: Tianjin Shengdexin Electrical Equipment Co ltd
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-12-03
Anticipated expiration: 2031-04-12

Abstract

The utility model discloses a mining flame-proof type high-voltage cable connector, which comprises a plug component and a socket component, the socket assembly comprises a first shell, an insulation isolation seat I is arranged in the first shell, a plurality of first mounting holes are formed in the first insulating isolation seat, hollow plugs are arranged in the first mounting holes, the first shell is circumferentially provided with a first compression screw, the socket assembly comprises a second shell, the second shell is internally provided with a second insulation seat, a plurality of second mounting holes are formed in the second insulating isolation seat, hollow insertion pipes are arranged in the second mounting holes, second compression screws are arranged on the circumference of the second shell, one end of the first shell is provided with a first connecting seat, the end part of the second shell is provided with a second connecting seat, the first shell and the second shell are connected with threading pipes in a threaded mode, and the end portions of the threading pipes are connected with compression nuts in a threaded mode. Compared with the prior art, the utility model the advantage lie in: convenient to disassemble, assemble and maintain and good in sealing performance.

Description

Mining explosion-proof high-voltage cable connector

Technical Field

The utility model relates to a coal washery apparatus technical field specifically indicates a mining flame-proof type high tension cable connector.

Background

The connector is also called a connector and is used for connecting two active devices and transmitting current or signals. The connector forms and structures are also various according to applications and application environments. The mining explosion-proof cable connector is mainly used in coal mine underground and in the environment with explosive gas mixture of coal dust, methane and the like around, is used as a connecting device between a power cable and explosion-proof electrical switch equipment, and can also be used as an information communication cable connector in the coal mine underground. The traditional cable connector is complex in operation in the connection process, time and labor are wasted, the connector cannot be rapidly disassembled and maintained, and the traditional cable connector is poor in sealing effect and not beneficial to normal operation of cables.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a mining flame-proof type high tension cable connector.

In order to solve the technical problem, the utility model provides a technical scheme does: a mining flame-proof type high-voltage cable connector comprises a plug assembly and a socket assembly, wherein the socket assembly comprises a first shell, an insulation isolation seat I is arranged inside the first shell, a plurality of mounting holes I are formed in the insulation isolation seat I, a hollow plug is arranged in the mounting holes I, a compression screw I corresponding to the mounting holes I is arranged on the circumference of the first shell, the free end of the compression screw I is screwed into the hollow plug, the socket assembly comprises a second shell, an insulation isolation seat II is arranged inside the second shell, a plurality of mounting holes II are formed in the insulation isolation seat II, a hollow insertion tube is arranged in each mounting hole II, the end part of the hollow plug is inserted into the corresponding hollow insertion tube, a compression screw II corresponding to the mounting holes II is arranged on the circumference of the second shell, and the compression screw II is screwed into the hollow insertion tube, one end of the first shell, which is close to the second shell, is provided with a first connecting seat, the end part of the second shell is provided with a second connecting seat, the second connecting seat is connected with the first connecting seat through bolts, the first shell and the second shell are connected with a threading pipe through threads, and the end part of the threading pipe is connected with a gland nut through threads.

As an improvement, a sealing gasket is arranged between the first connecting seat and the second connecting seat.

As an improvement, an elastic sealing ring is arranged in the threading pipe.

As an improvement, the threading pipe is provided with a limit ring, and the threading pipe is sleeved with an outer sealing ring I positioned between the compression nut and the limit ring.

As an improvement, the first shell is sleeved with a second outer sealing ring arranged to be tightly attached to the first connecting seat, and the second shell is sleeved with a third outer sealing ring arranged to be tightly attached to the second connecting seat.

As an improvement, an elastic clamping piece is arranged on the circumference of one end, close to the compression nut, of the threading pipe.

Compared with the prior art, the utility model the advantage lie in: the utility model discloses a mining flame-proof type high-voltage cable connector is convenient for the dismantlement of first casing and second casing through setting up connecting seat one and connecting seat two, thereby the equipment cooperation of cavity plug and cavity intubate is convenient for, the setting up of sealed pad can guarantee the leakproofness between connecting seat one and connecting seat two, prevent that moisture content and impurity from getting into in first casing and the second casing and influencing the normal work of cavity plug and cavity intubate, can fix a plurality of cable cores of two cables respectively through setting up housing screw one and housing screw two, prevent that the cable from producing not hard up in the process of using, can protect the cable not receive the damage and convenient to dismantle and overhaul through the threading setting up, can compress tightly the fixed and convenient to dismantle to the cable through setting up gland nut, can grasp the cable more firmly through setting up the elasticity clamping piece, further prevent the cable from taking place not hard up, the arrangement of the elastic sealing ring prevents water and impurities from entering the hollow plug and the hollow insertion tube through the threading tube to affect the normal work of the cable, the arrangement of the first outer sealing ring ensures the sealing performance between the gland nut and the threading tube, the arrangement of the second outer sealing ring ensures the sealing performance between the first shell and the threading tube, and the arrangement of the third outer sealing ring ensures the sealing performance between the second shell and the threading tube.

Drawings

Fig. 1 is the utility model relates to a mining flame-proof type high-voltage cable connector's external structure schematic diagram.

Fig. 2 is the utility model relates to a mining flame-proof type high-voltage cable connector's split structure schematic diagram.

Fig. 3 is the utility model discloses a separation structure of first casing of mining flame-proof type high-voltage cable connector and second casing enlarges the schematic diagram.

As shown in the figure: 1. the insulation isolation seat comprises a first shell, 2, insulation isolation seats I and 3, mounting holes I and 4, a hollow plug, 5, compression screws I and 6, a second shell, 7, insulation isolation seats II and 8, mounting holes II and 9, a hollow insertion tube, 10, compression screws II and 11, connecting seats I and 12, connecting seats II and 13, a threading tube, 14, compression nuts, 15, sealing gaskets, 16, elastic sealing rings, 17, limiting rings, 18, outer sealing rings I and 19, outer sealing rings II and 20, outer sealing rings III and 21 and elastic clamping pieces.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

In order to make the content of the present invention more clearly understood, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the attached drawings in the embodiment of the present invention.

With reference to the accompanying drawings 1-3, the mining explosion-proof high-voltage cable connector comprises a plug assembly and a socket assembly, wherein the socket assembly comprises a first shell 1, an insulation isolation seat I2 is arranged inside the first shell 1, a plurality of mounting holes I3 are formed in the insulation isolation seat I2, hollow plugs 4 are arranged in the mounting holes I3, a first compression screw 5 corresponding to the mounting hole I3 is arranged on the circumference of the first shell 1, the free ends of the first compression screw 5 are screwed into the hollow plugs 4, the socket assembly comprises a second shell 6, an insulation isolation seat II 7 is arranged inside the second shell 6, a plurality of mounting holes II 8 are formed in the insulation isolation seat II 7, hollow insertion tubes 9 are arranged in the mounting holes II 8, the end portions of the hollow plugs 4 are inserted into the corresponding hollow insertion tubes 9, a second compression screw 10 corresponding to the mounting holes II 8 is arranged on the circumference of the second shell 6, and a second compression screw 10 is screwed into the hollow insertion tubes The interior setting of pipe 9, the one end that first casing 1 is close to second casing 6 is equipped with connecting seat 11, the tip of second casing 6 is equipped with connecting seat two 12 and connecting seat 11 bolted connection, equal threaded connection has threading pipe 13 on first casing 1 and the second casing 6, the tip threaded connection of threading pipe 13 has gland nut 14.

And a sealing gasket 15 is arranged between the first connecting seat 11 and the second connecting seat 12.

An elastic sealing ring 16 is arranged in the threading pipe 13.

The threading pipe 13 is provided with a limit ring 17, and the threading pipe 13 is sleeved with an outer sealing ring I18 positioned between the compression nut 14 and the limit ring 17.

The first shell 1 is sleeved with a second outer sealing ring 19 arranged close to the first connecting seat 11, and the second shell 6 is sleeved with a third outer sealing ring 20 arranged close to the second connecting seat 12.

An elastic clamping piece 21 is arranged on the circumference of one end of the threading pipe 13 close to the compression nut 14.

When the utility model is implemented, two cables to be connected pass through the threading pipe and respectively extend into the hollow plug and the hollow insertion pipe, the first compression screw and the second compression screw are screwed to respectively fix cable cores of the two cables, the first connecting seat and the second connecting seat are connected into a whole through the bolt, the threading pipe is screwed to protect the cables from being damaged and facilitate disassembly and maintenance, the compression nut is screwed to compress and fix the cables and facilitate disassembly and maintenance, the elastic clamping piece is arranged to firmly grasp the cables, further prevent the cables from loosening, the elastic sealing ring is arranged to prevent water and impurities from entering the hollow plug and the hollow insertion pipe through the threading pipe to affect the normal work of the cables, the first outer sealing ring is arranged to ensure the sealing performance between the compression nut and the outer sealing pipe, and the second outer sealing ring is arranged to ensure the sealing performance between the first shell and the threading pipe, the arrangement of the outer sealing ring III ensures the sealing performance between the second shell and the threading pipe.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a mining flame-proof type high-voltage cable connector, includes plug subassembly and socket subassembly, its characterized in that: the socket assembly comprises a first shell (1), an insulation isolation seat I (2) is arranged inside the first shell (1), a plurality of mounting holes I (3) are formed in the insulation isolation seat I (2), a hollow plug (4) is arranged in each mounting hole I (3), a compression screw I (5) corresponding to the mounting hole I (3) is arranged on the upper circumference of the first shell (1), the free end of the compression screw I (5) is screwed into the hollow plug (4) to be arranged in the first shell, the socket assembly comprises a second shell (6), an insulation isolation seat II (7) is arranged inside the second shell (6), a plurality of mounting holes II (8) are formed in the insulation isolation seat II (7), a hollow insertion pipe (9) is arranged in each mounting hole II (8), the end portion of the hollow plug (4) is inserted into the corresponding hollow insertion pipe (9), a compression screw II (10) corresponding to the mounting holes II (8) is arranged on the upper circumference of the second shell (6), and compression screws (10) corresponding to the mounting holes II (8) are pressed Set up in tight screw two (10) revolve to cavity intubate (9), the one end that first casing (1) is close to second casing (6) is equipped with connecting seat (11), the tip of second casing (6) is equipped with connecting seat two (12) and connecting seat (11) bolted connection, equal threaded connection has threading pipe (13) on first casing (1) and second casing (6), the tip threaded connection of threading pipe (13) has gland nut (14).

2. The mining flameproof high-voltage cable connector according to claim 1, characterized in that: and a sealing gasket (15) is arranged between the first connecting seat (11) and the second connecting seat (12).

3. The mining flameproof high-voltage cable connector according to claim 1, characterized in that: an elastic sealing ring (16) is arranged in the threading pipe (13).

4. The mining flameproof high-voltage cable connector according to claim 1, characterized in that: the improved structure is characterized in that a limiting ring (17) is arranged on the threading pipe (13), and an outer sealing ring I (18) located between the compression nut (14) and the limiting ring (17) is sleeved on the threading pipe (13).

5. The mining flameproof high-voltage cable connector according to claim 1, characterized in that: the outer sealing ring II (19) is sleeved on the first shell (1) and is tightly attached to the connecting seat I (11), and the outer sealing ring III (20) is sleeved on the second shell (6) and is tightly attached to the connecting seat II (12).

6. The mining flameproof high-voltage cable connector according to claim 1, characterized in that: and an elastic clamping piece (21) is arranged on the circumference of one end, close to the compression nut (14), of the threading pipe (13).