CN218625864U

CN218625864U - Replacement structure of flange pad for underground conveying pipe

Info

Publication number: CN218625864U
Application number: CN202222969835.0U
Authority: CN
Inventors: 张咏斌; 王永祥; 马玉龙; 王川; 马勤雨; 邱常青; 宋凯; 陈晓光; 牛国强; 栗俊峰; 翟雷; 呼燕华
Original assignee: Shanxi LuAn Group Yuwu Coal Industry Co Ltd
Current assignee: Shanxi LuAn Group Yuwu Coal Industry Co Ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-03-14
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a change structure of flange pad for conveyer pipe in pit relates to and colliery borehole operation technical field, a change structure of flange pad for conveyer pipe in pit, including the pipeline body, the end threaded connection of pipeline body has the ring flange, the connection framework has been cup jointed in the surface activity of pipeline body, the outside swing joint of connection framework has split structure, and this change structure of flange pad for conveyer pipe in pit through setting up connection framework and split structure, utilizes the connection framework can establish split structure cover between two sections pipelines that need the separation, then moves two rotatory section of thick bamboos in opposite directions for preceding connecting rod and back connecting rod drive two connection framework motions respectively, and connection framework drives the pipeline body and moves to opposite direction, makes the clearance appear between the ring flange, thereby makes things convenient for the staff to change damaged flange pad, and whole change process labour saving and time saving, and safety factor to and high, has guaranteed the normal use of pipeline.

Description

Replacement structure of flange pad for underground conveying pipe

Technical Field

The utility model relates to a reach colliery borehole operation technical field, specifically be a change structure of flange pad for conveyer pipe in pit.

Background

With the continuous development of underground coal mine excavation technology, static pressure water, compressed air and the like are widely applied underground, and are used for underground water spraying and dust removal, and for operations of injecting anchor rods, anchor cables and the like

Due to the underground environment problem, the flange gaskets between the pipelines are often corroded and damaged, and the like, so that the pipelines are further leaked air and water, and the flange gaskets need to be replaced in time after being damaged.

In the prior art, due to the fact that pipelines are squeezed, flange pads are squeezed by flange plates of the pipelines, damaged flange pads cannot be taken out during replacement, and new flange pads cannot be normally installed;

so adopt the taut pipeline of chain block under the general condition, change the flange pad after making to leave out certain clearance between the pipeline again, and when adopting the taut pipeline of chain block, can make the unable accuse of pipeline atress direction, cause the pipeline rupture easily to change the flange pad and need drop into a large amount of manpowers, use the chain block operation not only wastes time and energy, factor of safety is low moreover, thereby has influenced the normal use of pipeline.

SUMMERY OF THE UTILITY MODEL

The utility model provides a change structure of flange pad for conveyer pipe in pit to solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a replacement structure of a flange pad for an underground conveying pipe comprises a pipeline body, wherein the end head of the pipeline body is in threaded connection with a flange plate, the surface of the pipeline body is movably sleeved with a connecting framework, and the outer side of the connecting framework is movably connected with a splitting structure;

the connecting framework comprises connecting semi-rings, the connecting semi-rings are sleeved on the surfaces of the pipeline bodies, and connecting rings are fixedly installed on the outer sides of the connecting semi-rings;

the split structure includes a rotatory section of thick bamboo, the both ends of a rotatory section of thick bamboo swing joint have preceding connecting rod and back connecting rod respectively, the solid fixed ring of one end fixedly connected with of a rotatory section of thick bamboo is kept away from to preceding connecting rod and back connecting rod, gu fixed ring is connected with the go-between.

Furthermore, the inner side of the connecting semi-ring is provided with teeth, and the connecting semi-ring is in lap joint with the surface of the pipeline body through the teeth.

Furthermore, the top and the bottom of two connecting semi-rings of the same group are fixedly connected with connecting blocks, and the two opposite connecting blocks are movably clamped through connecting pins.

Furthermore, the surface of the rotary cylinder is provided with an anti-skidding sleeve which is a soft gum silicone grease gasket.

Further, two sections of thread grooves with different directions are formed in the rotating cylinder, and threads with different directions are respectively arranged on the surfaces of the front connecting rod and the rear connecting rod.

Compared with the prior art, the utility model provides a change structure of flange pad for conveyer pipe in pit possesses following beneficial effect:

this change structure of flange pad for conveyer pipe in pit, through setting up connection framework and split structure, utilize connection framework can establish split structure cover between two sections pipelines that need the separation, then two rotatory section of thick bamboos of opposite rotation, make preceding connecting rod and back connecting rod drive two connection framework motions respectively, connection framework drives the pipeline body and moves to opposite direction, make the clearance appear between the ring flange, thereby make things convenient for the staff to change damaged flange pad, and whole change process labour saving and time saving, and factor of safety is high, the normal use of pipeline has been guaranteed.

Drawings

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

FIG. 2 is a schematic view of the structure of the pipeline body of the present invention;

fig. 3 is a schematic view of the splitting structure of the present invention.

In the figure: 1. a pipeline body; 2. a flange plate; 3. a connection architecture; 4. splitting the structure; 5. connecting the half rings; 6. a connecting pin; 7. a connecting ring; 8. a rotary drum; 9. an anti-slip sleeve; 10. a front connecting rod; 11. a rear connecting rod; 12. and (4) fixing the ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model discloses a replacement structure of a flange gasket for an underground conveying pipe, which comprises a pipeline body 1, wherein the end of the pipeline body 1 is connected with a flange plate 2 in a threaded manner, a connecting framework 3 is movably sleeved on the surface of the pipeline body 1, and the outer side of the connecting framework 3 is movably connected with a splitting structure 4;

the connecting framework 3 comprises connecting semi-rings 5, the connecting semi-rings 5 are sleeved on the surface of the pipeline body 1, connecting blocks are fixedly connected to the top ends and the bottom ends of two connecting semi-rings 5 in the same group, the two opposite connecting blocks are movably clamped and connected through connecting pins 6, and connecting rings 7 are fixedly installed on the outer sides of the connecting semi-rings 5;

split structure 4 is including a rotatory section of thick bamboo 8, connecting rod 10 and back connecting rod 11 before the both ends of a rotatory section of thick bamboo 8 swing joint respectively, the different thread groove of two sections orientations has been seted up to the inside of a rotatory section of thick bamboo 8, the surface of preceding connecting rod 10 and back connecting rod 11 is provided with the different screw threads of orientation respectively, the solid fixed ring 12 of one end fixedly connected with of a rotatory section of thick bamboo 8 is kept away from to preceding connecting rod 10 and back connecting rod 11, gu fixed ring 12 is connected with go-between 7.

Through setting up connection framework 3 and split structure 4, utilize connection framework 3 can establish split structure 4 cover between two sections pipelines that need the separation, then two rotatory section of thick bamboos 8 of phase reversal rotation, make preceding connecting rod 10 and back connecting rod 11 drive two connection framework 3 motions respectively, connection framework 3 drives pipeline body 1 and moves to opposite direction, make the clearance appear between the ring flange 2, thereby make things convenient for the staff to change damaged flange pad, and whole change process labour saving and time saving, and factor of safety is high, the normal use of pipeline has been guaranteed.

Specifically, the inner side of the connecting half ring 5 is provided with teeth, and the connecting half ring 5 is in lap joint with the surface of the pipeline body 1 through the teeth.

In this embodiment, the coupling effect between the coupling half ring 5 and the surface of the pipe body 1 can be made tighter by the teeth.

Specifically, the surface of the rotating cylinder 8 is provided with an anti-slip sleeve 9, and the anti-slip sleeve 9 is a soft gum silicone grease washer.

In this embodiment, the anti-slip sleeve 9 is used to facilitate the rotation of the rotary cylinder 8 by the worker.

When in use, the connecting framework 3 is sleeved on the surfaces of two sections of pipeline bodies 1 to be separated, so that the two connecting semi-rings 5 in the same group are folded on the pipeline bodies 1, and then the two connecting semi-rings 5 in the same group are spliced through the connecting pins 6, so that the two connecting semi-rings 5 in the same group are fixedly sleeved on the surfaces of the pipeline bodies 1;

then rotate two rotatory section of thick bamboos 8 simultaneously, because two sections screw threads have been seted up to the inside of rotatory section of thick bamboo 8, so rotatory section of thick bamboo 8 can drive preceding connecting rod 10 and back connecting rod 11 simultaneously and carry out the motion of leaving mutually, along with keeping away from each other of preceding connecting rod 10 and back connecting rod 11, make and begin to appear the separation between two pipeline bodies 1 for appear the clearance between two ring flanges 2, the staff can take out damaged flange pad this moment, and change new flange pad.

To sum up, this change structure of flange pad for conveyer pipe in pit, through setting up connection framework 3 and split structure 4, utilize connection framework 3 to establish split structure 4 cover between two sections pipelines that need the separation, then two rotatory section of thick bamboos 8 of phase reversal rotation, make preceding connecting rod 10 and back connecting rod 11 drive two connection framework 3 motions respectively, connection framework 3 drives pipeline body 1 and moves to opposite direction, make the clearance appear between the ring flange 2, thereby make things convenient for the staff to change damaged flange pad, and whole change process labour saving and time saving, and factor of safety is high, the normal use of pipeline has been guaranteed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a change structure of flange pad for conveyer pipe in pit, includes pipeline body (1), its characterized in that: the end of the pipeline body (1) is in threaded connection with a flange plate (2), the surface of the pipeline body (1) is movably sleeved with a connecting framework (3), and the outer side of the connecting framework (3) is movably connected with a splitting structure (4);

the connecting framework (3) comprises a connecting semi-ring (5), the connecting semi-ring (5) is sleeved on the surface of the pipeline body (1), and a connecting ring (7) is fixedly installed on the outer side of the connecting semi-ring (5);

split structure (4) are including a rotatory section of thick bamboo (8), connecting rod (10) and back connecting rod (11) before the both ends difference swing joint of a rotatory section of thick bamboo (8), the solid fixed ring of one end fixedly connected with (12) of a rotatory section of thick bamboo (8) is kept away from to preceding connecting rod (10) and back connecting rod (11), gu fixed ring (12) are connected with go-between (7).

2. The replacement structure of a flange gasket for a downhole conveyance pipe according to claim 1, wherein: the inner side of the connecting semi-ring (5) is provided with teeth, and the connecting semi-ring (5) is in lap joint with the surface of the pipeline body (1) through the teeth.

3. A structure for replacing a flange gasket for a downhole conveyance pipe according to claim 1, wherein: the top and the equal fixedly connected with connecting block in bottom of same two connection semi-rings of a set of (5), through connecting pin (6) activity joint between two relative connecting blocks.

4. A structure for replacing a flange gasket for a downhole conveyance pipe according to claim 1, wherein: the surface of the rotary cylinder (8) is provided with an anti-slip sleeve (9), and the anti-slip sleeve (9) is a soft gum silicone grease washer.

5. A structure for replacing a flange gasket for a downhole conveyance pipe according to claim 1, wherein: two sections of thread grooves with different directions are formed in the rotating cylinder (8), and threads with different directions are respectively arranged on the surfaces of the front connecting rod (10) and the rear connecting rod (11).