CN219444961U

CN219444961U - Pulling-out device for broken pipe joint

Info

Publication number: CN219444961U
Application number: CN202320380336.XU
Authority: CN
Inventors: 赵厚磊; 岳喜占; 李�雨; 高家东; 邢红旗; 牛学军
Original assignee: China Coal Xinji Energy Co Ltd
Current assignee: China Coal Xinji Energy Co Ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-08-01
Anticipated expiration: 2033-03-03

Abstract

The utility model provides a broken pipe joint pulling-out device, which relates to the field of coal mine high-pressure rubber pipe replacement equipment and comprises a pulling-out screw rod, a connecting rod and a screw cap, wherein one end of the pulling-out screw rod is fixedly connected with the connecting rod, one end of the connecting rod is fixedly connected with the screw cap, the pulling-out screw rod is conical, one end of the pulling-out screw rod is screwed into the high-pressure rubber pipe, an auxiliary pulling-out assembly is inserted into the screw cap, and the auxiliary pulling-out assembly pulls the connecting rod and the pulling-out screw rod to move upwards and brings the broken pipe joint out of the high-pressure rubber pipe; according to the utility model, one end of the pull-out screw rod is screwed into the high-pressure rubber tube, so that the pull-out screw rod is in threaded connection with the inner wall of the pipe break, and the stress rod is lifted up to enable the pipe break to be lifted out of the high-pressure rubber tube, so that the high-pressure rubber tube is convenient to use, can well save time, and is convenient to take out the joint for replacement.

Description

Pulling-out device for broken pipe joint

Technical Field

The utility model relates to the technical field of coal mine high-pressure rubber tube replacement equipment, in particular to a broken tube joint pulling-out device.

Background

In the field of coal production, the hydraulic technology is widely applied to equipment such as underground coal mine hydraulic supports, heading machines, coal mining machines and the like;

the device is provided with a large number of high-pressure rubber pipes, when the high-pressure rubber pipes are overhauled and replaced by the underground coal mine installation team and the fully mechanized mining team at present, the pipe joint and the pipe seat are easy to be blocked due to long-time use under high pressure, when the rubber pipes are replaced and pulled out, the pipe joint is often broken in the pipe seat, the pipe joint is not taken out well, and the normal use of the device is affected, so the utility model provides a broken pipe joint pulling-out device to solve the problems in the prior art.

Disclosure of Invention

According to the utility model, the broken pipe joint pulling-out device is convenient to use, can well save time and is convenient to take out the joint for replacement by lifting the stress rod.

In order to achieve the purpose of the utility model, the utility model is realized by the following technical scheme: the broken pipe joint pulling-out device comprises a pulling-out screw rod, a connecting rod and a screw cap, wherein one end of the pulling-out screw rod is fixedly connected with the connecting rod, one end of the connecting rod is fixedly connected with the screw cap, the pulling-out screw rod is conical, one end of the pulling-out screw rod is screwed into the high-pressure rubber tube, an auxiliary pulling-out assembly is inserted into the screw cap, and the auxiliary pulling-out assembly pulls the connecting rod and the pulling-out screw rod to move upwards and take the broken pipe joint out of the high-pressure rubber tube.

The further improvement is that: the diameter of one end of the pull-out screw rod is 20mm, the diameter of the other end of the pull-out screw rod is 30mm, and the lengths of the pull-out screw rod and the connecting rod are 70mm.

The further improvement is that: the auxiliary drawing assembly comprises a handle, a hinging seat and a stress rod, wherein the hinging seat is fixed at the upper end of the handle, and the stress rod is hinged on the hinging seat.

The further improvement is that: the center position of the nut is provided with a jack, and one end of the stress rod is inserted into the jack and is in sliding connection with the jack.

The beneficial effects of the utility model are as follows: according to the utility model, one end of the pull-out screw rod is screwed into the high-pressure rubber tube, so that the pull-out screw rod is in threaded connection with the inner wall of the pipe break, and the stress rod is lifted up to enable the pipe break to be lifted out of the high-pressure rubber tube, so that the high-pressure rubber tube is convenient to use, can well save time, and is convenient to take out the joint for replacement.

Drawings

Fig. 1 is a schematic diagram of the present utility model.

Fig. 2 is a schematic view of the pull-out screw and connecting rod of the present utility model.

FIG. 3 is a cross-sectional view of the utility model after the lead screw is pulled out and inserted into the high pressure hose.

Wherein: 1. pulling out the screw rod; 2. a connecting rod; 3. a screw cap; 4. a high pressure hose; 5. a grip; 6. a hinge base; 7. a force-bearing rod; 8. and a jack.

Detailed Description

The present utility model will be further described in detail with reference to the following examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

According to the drawing device for the broken pipe joint, shown in fig. 1, 2 and 3, the drawing device comprises a drawing screw rod 1, a connecting rod 2 and a nut 3, one end of the drawing screw rod 1 is fixedly connected with the connecting rod 2, one end of the connecting rod 2 is fixedly connected with the nut 3, the drawing screw rod 1 is conical, one end of the drawing screw rod 1 is screwed into the high-pressure rubber tube 4, the drawing screw rod 1 is of a conical structure, external threads on the outer wall of the drawing screw rod 1 are conveniently screwed into the high-pressure rubber tube 4, the drawing screw rod 1 is connected with the threads on the inner wall of the broken pipe joint along with the screwing of the drawing screw rod 1, at the moment, the broken pipe joint is pulled up from the high-pressure rubber tube 4 by pulling the drawing screw rod 1, so that the broken pipe joint is quickly pulled out, an auxiliary drawing assembly is inserted into the nut 3, and the auxiliary drawing assembly pulls the connecting rod 2 and the drawing screw rod 1 to move up and take the broken pipe joint out from the high-pressure rubber tube 4.

The diameter of one end of the pull-out screw rod 1 is 20mm, the diameter of the other end of the pull-out screw rod is 30mm, and the lengths of the pull-out screw rod 1 and the connecting rod 2 are 70mm.

The auxiliary drawing assembly comprises a handle 5, a hinging seat 6 and a stress rod 7, wherein the hinging seat 6 is fixed at the upper end of the handle 5, and the stress rod 7 is hinged on the hinging seat 6.

The center position department of nut 3 is equipped with jack 8, the one end of atress pole 7 inserts in jack 8 and with jack 8 sliding connection, when pulling out the operation, passes jack 8 with the one end of atress pole 7, makes atress pole 7 and nut 3 cross connection, holds handle 5 and high-pressure rubber tube 4 simultaneously, fixes handle 5, lifts the one end of atress pole 7 through, uses articulated seat 6 as the fulcrum to pry out broken coupling from high-pressure rubber tube 4 in, make the prying out of broken coupling more laborsaving, greatly increased work efficiency.

When the pipe break joint pulling-out device is used, the pulling-out screw rod 1 is screwed into the high-pressure rubber pipe 4 in a screwed mode, the pulling-out screw rod 1 is in threaded connection with the inner wall of the pipe break joint, then the stress rod 7 is inserted into the insertion hole 8 in the screw cap 3, and the stress rod 7 is lifted up, so that one end of the stress rod 7 rotates through the hinging seat 6, and the pipe break joint is pulled out of the high-pressure rubber pipe 4.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The broken pipe joint pulling-out device is characterized in that: including pulling out lead screw (1), connecting rod (2) and nut (3), the one end and the connecting rod (2) fixed connection of pulling out lead screw (1), the one end and the nut (3) fixed connection of connecting rod (2), pull out lead screw (1) are the toper, the inside of the one end screw in high-pressure rubber tube (4) of pulling out lead screw (1), the last auxiliary drawing subassembly that inserts of nut (3), auxiliary drawing subassembly pulling connecting rod (2) and pulling out lead screw (1) move up and take out broken pipe joint from in high-pressure rubber tube (4).

2. The broken pipe joint extracting device according to claim 1, wherein: the diameter of one end of the pull-out screw rod (1) is 20mm, the diameter of the other end of the pull-out screw rod is 30mm, and the lengths of the pull-out screw rod (1) and the connecting rod (2) are 70mm.

3. The broken pipe joint extracting device according to claim 1, wherein: the auxiliary drawing assembly comprises a handle (5), a hinging seat (6) and a stress rod (7), wherein the hinging seat (6) is fixed at the upper end of the handle (5), and the stress rod (7) is hinged on the hinging seat (6).

4. A pipe break pull-out device according to claim 3, characterized in that: the center position of the nut (3) is provided with a jack (8), and one end of the stress rod (7) is inserted into the jack (8) and is in sliding connection with the jack (8).