CN216361283U

CN216361283U - Grouting conveying pipeline for coal mine

Info

Publication number: CN216361283U
Application number: CN202122627719.6U
Authority: CN
Inventors: 龙陆军; 张志军; 王子珩; 苗健; 牟兆刚
Original assignee: General Survey and Research Institute of China Coal Geology Bureau
Current assignee: General Survey and Research Institute of China Coal Geology Bureau
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-04-22
Anticipated expiration: 2031-10-29

Abstract

The utility model relates to a grouting conveying pipeline for a coal mine, which comprises two conveying pipeline pieces, an auxiliary pipeline piece and a disassembly pipeline piece, wherein the auxiliary pipeline piece and the disassembly pipeline piece are arranged between the two conveying pipeline pieces; dismantle the pipeline spare and include two connection pads, two movable mounting has the connection conveyer pipe between the relative one side of connection pad, the outside of connecting the conveyer pipe is provided with pipeline pressure sensor, one side fixed mounting that the connection pad is close to the connection conveyer pipe has a connecting plate, top and bottom corresponding two the equal fixed mounting in relative one side of connecting plate has a spacing section of thick bamboo, the inboard sliding connection of a spacing section of thick bamboo has the gag lever post. This slip casting pipeline for coal mine can effectually guarantee the pipeline normal transportation through the pipeline spare of setting and the cooperation of auxiliary pipeline spare to can be to the connection conveyer pipe quick assembly disassembly who blocks up through the dismantlement pipeline spare that sets up, the dismouting is simple, and it is convenient to maintain, thereby has improved the practicality.

Description

Grouting conveying pipeline for coal mine

Technical Field

The utility model relates to the technical field of coal mine grouting, in particular to a grouting conveying pipeline for a coal mine.

Background

The grouting conveying pipeline is a conveying mode for crushing solid to be conveyed into fine particles, mixing the fine particles with water into a slurry mixture, and conveying the slurry mixture to a destination by using a pipeline under the drive of a pump, and the pipeline conveying has the advantages of high efficiency, large conveying capacity, small occupied area, no idle stroke, low cost, less pollution and the like, so that the solid slurry pipeline is developed into a novel and reliable conveying mode in the past 20 th century and 50 years. The solid slurry and liquid pipe conveying system consists of three parts, namely: slurry preparation, pump station and pipeline and slurry post-processing system.

At present, a grouting conveying pipeline is frequently used on a coal mine site, but when the existing grouting conveying pipeline is used as a conveying pipeline, the inside of the pipeline is blocked frequently, so that the pipe bursting condition caused by overlarge pressure inside the pipeline cannot be normally used, and the blocked grouting conveying pipeline is very troublesome to clean, so that a great deal of inconvenience is brought to grouting conveying.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a grouting conveying pipeline for a coal mine, which solves the problems that the existing grouting conveying pipeline for the coal mine cannot be normally used when being blocked and is troublesome in blockage clearing.

In order to achieve the purpose, the utility model provides the following technical scheme: a grouting conveying pipeline for a coal mine comprises two conveying pipeline pieces, an auxiliary pipeline piece and a disassembly pipeline piece, wherein the auxiliary pipeline piece and the disassembly pipeline piece are arranged between the two conveying pipeline pieces;

dismantle the pipeline spare and include two connection pads, two movable mounting has the connection conveyer pipe between relative one side of connection pad, the outside of connecting the conveyer pipe is provided with pipeline pressure sensor, one side fixed mounting that the connection pad is close to the connection conveyer pipe has the connecting plate, top and bottom corresponding two the equal fixed mounting in relative one side of connecting plate has a spacing section of thick bamboo, the inboard sliding connection of a spacing section of thick bamboo has the gag lever post, top and bottom corresponding two the equal fixed mounting in relative one end of gag lever post has the limiting plate, one side fixed mounting that the gag lever post is kept away from to the limiting plate has the stopper.

Further, the conveying pipeline piece comprises a main conveying pipe, and a first valve is arranged on the main conveying pipe.

Further, supplementary pipeline spare is including the supplementary conveyer pipe of fixed mounting between two main conveyer pipes, be provided with two valves No. two on the supplementary conveyer pipe.

Furthermore, the connecting plate is fixedly connected with the main conveying pipe, and the top connecting plate and the bottom connecting plate are symmetrically distributed up and down.

Furthermore, four positioning blocks are fixedly mounted on the outer side of the connecting conveying pipe, and the limiting blocks are inserted into the positioning blocks.

Furthermore, the outside movable mounting of gag lever post has spacing spring, the top and the bottom of spacing spring laminate with connecting plate and spacing board respectively.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this grouting pipeline for coal mine, when monitoring pipeline pressure through pressure sensor 33 and surpassing the limit value, then close two valves 12 No. one, open two valves 22 No. two, mix thick liquid thing and enter into supplementary conveyer pipe 21 through main conveyer pipe 11, see off from the main conveyer pipe 11 of one side in addition again, when the pipeline takes place to block up, can the normal transport of effectual assurance pipeline, then two gag lever post 36 make stopper 38 shift out from locating piece 310 about the pulling respectively, can accomplish and will connect conveyer pipe 32 and two connection pads 31 and separate, can clear up in the connection conveyer pipe 32 of jam, the dismouting is simple, easy maintenance, thereby the practicality has been improved.

Drawings

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

FIG. 2 is a schematic view of the disassembled piping member of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 according to the present invention.

In the figure: the pipeline component comprises a pipeline component 1, an auxiliary pipeline component 2, a disassembly pipeline component 3, a main delivery pipe 11, a valve 12I, an auxiliary delivery pipe 21, a valve 22 II, a connecting disc 31, a connecting pipe 32, a pipeline pressure sensor 33, a connecting plate 34, a limiting cylinder 35, a limiting rod 36, a limiting plate 37, a limiting block 38, a limiting spring 39 and a positioning block 310.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the grouting pipeline for coal mines in the embodiment includes two pipeline pieces 1, an auxiliary pipeline piece 2, and a detachable pipeline piece 3, where the auxiliary pipeline piece 2 and the detachable pipeline piece 3 are both disposed between the two pipeline pieces 1.

It should be noted that the auxiliary pipe member 2 in this embodiment is a structure for ensuring normal transportation of slurry when the transportation pipe member 1 is clogged, and the detachable pipe member 3 is a structure for quickly detaching and cleaning the clogged pipe.

It can be understood that normal transportation of the pipeline can be effectively guaranteed through the cooperation of the conveying pipeline piece 1 and the auxiliary pipeline piece 2 that set up in this embodiment, and the quick assembly disassembly of the connecting conveying pipe 32 that blocks up can be carried out through the dismantlement pipeline piece 3 that sets up, and the dismouting is simple, and it is convenient to maintain, thereby has improved the practicality.

Referring to fig. 1-3, the pipe dismantling device 3 in this embodiment includes two connection pads 31, a connection conveying pipe 32 is movably installed between opposite sides of the two connection pads 31, a pipe pressure sensor 33 is disposed outside the connection conveying pipe 32, a connection plate 34 is fixedly installed on one side of the connection pads 31 close to the connection conveying pipe 32, a limiting cylinder 35 is fixedly installed on the opposite side of the two connection plates 34 corresponding to the top and the bottom, a limiting rod 36 is slidably connected to the inner side of the limiting cylinder 35, a limiting plate 37 is fixedly installed on one end of the top opposite to the two limiting rods 36 corresponding to the bottom, and a limiting block 38 is fixedly installed on one side of the limiting plate 37 far away from the limiting rod 36.

In addition, a limiting spring 39 is movably mounted on the outer side of the limiting rod 36, and the top and the bottom of the limiting spring 39 are respectively attached to the connecting plate 34 and the limiting plate 37.

Furthermore, four positioning blocks 310 are fixedly mounted on the outer side of the connecting conveying pipe 32, and the limiting block 38 is inserted into the positioning blocks 310.

It should be noted that the connecting plate 31 is fixedly connected with the main conveying pipe 11, and the two connecting plates 34 at the top and the bottom are vertically and symmetrically distributed.

Referring to fig. 1, the conveying pipe member 1 in the present embodiment includes a main conveying pipe 11, and a first valve 12 is disposed on the main conveying pipe 11.

Referring to fig. 1, the auxiliary pipe 2 in this embodiment includes an auxiliary conveying pipe 21 fixedly installed between two main conveying pipes 11, and two second valves 22 are disposed on the auxiliary conveying pipe 21.

In addition, two second valves 22 are provided at both ends of the auxiliary conveying pipe 21.

The working principle of the above embodiment is as follows:

(1) when normally carrying, close two No. two valves 22, open two No. one valves 12, monitor through pressure sensor 33 that pipeline pressure exceeds the limit value when, then close two No. one valves 12 to open two No. two valves 22, mix the thick liquid and enter into supplementary conveyer pipe 21 through main conveyer pipe 11, carry out from the main conveyer pipe 11 of other one side again, when taking place to block up at the pipeline, can effectually guarantee that the pipeline normally carries.

(2) Make stopper 38 shift out from locating piece 310 through two gag lever posts 36 about pulling respectively, can accomplish and will connect conveyer pipe 32 and two connection pads 31 and separate, can clear up in the conveyer pipe 32 of the connection of jam, after the clearance, drive stopper 37 extrusion limiting spring 39 through two gag lever posts 36 about pulling respectively, make it be in compression state, then will connect conveyer pipe 32 and place between two connection pads 31, make locating piece 310 position and stopper 38 position corresponding, loosen gag lever post 36, stopper 38 that limiting spring 39 promoted limiting plate 37 and connect is pegged graft in locating piece 310, accomplish to connecting conveyer pipe 32 installation fixed, two valves 22 are closed again, open two valves 12, carry out thick liquid normal transportation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A slip casting pipeline for coal mine is characterized in that: the pipeline disassembling device comprises two conveying pipeline pieces (1), an auxiliary pipeline piece (2) and a disassembling pipeline piece (3), wherein the auxiliary pipeline piece (2) and the disassembling pipeline piece (3) are arranged between the two conveying pipeline pieces (1);

dismantle pipeline spare (3) and include two connection pads (31), two movable mounting has connection conveyer pipe (32) between the relative one side of connection pad (31), the outside of connection conveyer pipe (32) is provided with pipeline pressure sensor (33), one side fixed mounting that connection pad (31) are close to connection conveyer pipe (32) has connecting plate (34), and the top corresponds two with the bottom the equal fixed mounting in relative one side of connecting plate (34) has spacing section of thick bamboo (35), the inboard sliding connection of spacing section of thick bamboo (35) has gag lever post (36), and the top is corresponding two with the bottom the equal fixed mounting in relative one end of gag lever post (36) has limiting plate (37), one side fixed mounting that gag lever post (36) was kept away from in limiting plate (37) has stopper (38).

2. The grouting conveying pipeline for the coal mine according to claim 1, characterized in that: the conveying pipeline piece (1) comprises a main conveying pipe (11), and a first valve (12) is arranged on the main conveying pipe (11).

3. The grouting conveying pipeline for the coal mine according to claim 1, characterized in that: the auxiliary pipeline piece (2) comprises an auxiliary conveying pipe (21) fixedly installed between two main conveying pipes (11), and two valves (22) are arranged on the auxiliary conveying pipe (21).

4. The grouting conveying pipeline for the coal mine according to claim 1, characterized in that: the connecting plate (31) is fixedly connected with the main conveying pipe (11), and the top connecting plate (34) and the bottom connecting plate (34) are vertically and symmetrically distributed.

5. The grouting conveying pipeline for the coal mine according to claim 1, characterized in that: the outer side of the connecting conveying pipe (32) is fixedly provided with four positioning blocks (310), and the limiting block (38) is inserted in the positioning blocks (310).

6. The grouting conveying pipeline for the coal mine according to claim 1, characterized in that: the outside movable mounting of gag lever post (36) has spacing spring (39), the top and the bottom of spacing spring (39) laminate with connecting plate (34) and limiting plate (37) respectively mutually.