CN218523171U - Connecting mechanism for extraction pipe - Google Patents

Abstract

The utility model provides a take out and adopt tub coupling mechanism, including taking out and taking out the tub body, take out and take out the inside one end of tub body and be equipped with the first connecting block of a plurality of, be equipped with a plurality of second connecting block taking out the inside other end of tub body, first connecting block and second connecting block dislocation set, the installation screw hole that is equipped with on the first connecting block is equipped with the installation through-hole on the second connecting block, the utility model discloses taking out and taking out inside first connecting block and the second connecting block of setting up of tub body, connecting a plurality of taking out and taking out tub bodies through inside setting, reducing and taking out the outside pipe diameter of tub body, reducing the buried pipe resistance when burying, first connecting block and second connecting block dislocation are connected to through the setting of installation through-hole and installation screw hole, make it adapt to the drilling orbit microbending when connecting, can have certain activity space, make whole pipeline microbending, avoid because of the crooked unable buried pipe of drilling orbit.

Description

Connecting mechanism for extraction pipe

Technical Field

The utility model relates to a colliery is taken out and is adopted technical field, concretely relates to take out and adopt tub coupling mechanism.

Background

The difficulty of gas treatment is high under the conditions of coal and gas outburst mines, high gas and high pressure. The fully-mechanized mining face adopts a U-shaped ventilation system, the main existing upper corner gas control method is high-position drilling extraction and goaf buried pipe extraction, but the extraction method needs to construct a cross between two roadways every 60m, seal the cross, continuously open and seal along with stope, open extraction negative pressure for extraction, the cross only plays a role of burying an extraction pipeline, and does not serve as a ventilation roadway, so that manpower and material resources are consumed, the stope delineation period is prolonged, potential safety hazards such as abnormal gas in cross sealing, damage of a sealed wall body by mine pressure, seal opening and gas discharge exist, and a new pipe burying method is researched and applied aiming at the defects of pipe burying of the cross: a large-diameter penetration drill hole is constructed between two roadways, an extraction pipeline is directly buried and replaces a cross connection, however, when the extraction pipe is laid, the occupied area of an outer flange of the extraction pipe is large, the outer flange additionally increases the pipe diameter and the resistance of pipe burying, and the operation is not easy.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an extract pipe coupling mechanism.

The purpose of the utility model is realized with the following mode:

the utility model provides a take out and adopt tub coupling mechanism, is including taking out and adopting the pipe body, take out and adopt the inside one end of pipe body and be equipped with the first connecting block of a plurality of, be equipped with a plurality of second connecting block at the inside other end of taking out and adopting the pipe body, first connecting block and second connecting block dislocation set, the installation screw hole that is equipped with on the first connecting block is equipped with the installation through-hole on the second connecting block.

One end of the pumping pipe body, which is close to the first connecting block, is provided with an inner chamfer, and one end of the pumping pipe body, which is close to the second connecting block, is provided with an outer chamfer.

The chamfering degree of the inner chamfer and the chamfering degree of the outer chamfer are the same.

The first connecting block is fixedly connected with the extraction pipe body through a first connecting ring plate, and the second connecting block is fixedly connected with the extraction pipe body through a second connecting ring plate.

Compared with the prior art, the utility model discloses taking out and taking out inside first connecting block and the second connecting block of setting up of tub body, connect a plurality of pipe bodies of taking out and taking out through inside setting, reduce the outside pipe diameter of taking out and taking out tub body, reduce the pipe laying resistance when burying along, first connecting block and second connecting block dislocation connection, and through the setting of installation through-hole and installation screw hole, make it adapt to the drilling orbit microbending when connecting, can have certain activity space, make whole pipeline microbending, avoid can't burying the pipe because of the drilling orbit is crooked.

Drawings

Fig. 1 is a schematic view of the installation of a first connection block.

Fig. 2 is a schematic view of the installation of the second connecting block.

Fig. 3 is a front view of the present invention.

Fig. 4 is a sectional view taken along the direction C in fig. 3.

Fig. 5 is an enlarged schematic view of a in fig. 4.

Fig. 6 is an enlarged schematic view of B in fig. 4.

Fig. 7 is a schematic view of the installation of the first connection block and the second connection block.

The drainage pipe comprises a drainage pipe body, a first connecting block, a first connecting ring plate, a mounting threaded hole, an inner chamfer angle, an outer chamfer angle, a second connecting block, a second connecting ring plate, a mounting through hole and a drainage pipe body, wherein the first connecting block is 1, the first connecting ring plate is 2, the mounting threaded hole is 3, the inner chamfer angle is 4, the outer chamfer angle is 5, the second connecting block is 6, the second connecting ring plate is 7, the mounting through hole is 8, and the drainage pipe body is 9.

Detailed Description

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

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below, and it is clear and completely describes the technical solution in the embodiments of the present invention. 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.

Therefore, the following detailed description of the embodiments of the present invention, which is provided in the accompanying drawings, is not intended to limit the scope of the invention, which is claimed, but is merely representative of selected embodiments of the invention, and all other embodiments that can be obtained by one of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the scope of the invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in the attached drawings 1 to 6, the extraction pipe connecting mechanism comprises an extraction pipe body 9, wherein one end inside the extraction pipe body 9 is provided with a plurality of first connecting blocks 1, the other end in the extraction pipe body 9 is provided with a plurality of second connecting blocks 6, the first connecting blocks 1 and the second connecting blocks 6 are arranged in a staggered manner, as shown in fig. 7, the number of the first connecting blocks 1 and the number of the second connecting blocks 6 are four, the first connecting blocks 1 are uniformly distributed in the extraction pipe body 9, the second connecting blocks 6 are uniformly distributed at the other end of the extraction pipe body 9, when the first connecting blocks 1 and the second connecting blocks 6 are projected on a plane, the first connecting blocks 1 and the second connecting blocks 6 are uniformly distributed and arranged, eight connecting blocks are uniformly arranged on a projection plane, and it should be noted that the number of the first connecting blocks 1 and the second connecting blocks 6 is not only four, but also a plurality, according to the actual requirement, the first connecting block 1 and the second connecting block 6 are staggered, and the plurality of first connecting blocks 1 and the plurality of second connecting blocks 6 may be uniformly arranged or non-uniformly arranged, which is described herein as a uniformly arranged arrangement, the first connecting block 1 is provided with a mounting threaded hole 3, the second connecting block 6 is provided with a mounting through hole 8, when in use, the extraction pipe bodies 9 are multiple, when the connection mode of each extraction pipe body 9 is adopted, the first connection block 1 of the extraction pipe body 9, the connecting block is matched with a second connecting block 6 of an adjacent extraction pipe body 9 for use, the first connecting block 1 is fixedly connected with the second connecting block 6 through a bolt, the bolt penetrates through an installation through hole 8 of the second connecting block 6 and is connected with an installation threaded hole 3 through threads, and then realize the connection of first connecting block 1 and second connecting block 6, the dislocation set of first connecting block 1 and second connecting block 6 is for adding the equilibrium of whole pipeline entirely.

One end, close to the first connecting block 1, of each extraction pipe body 9 is provided with an inner chamfer 4, one end, close to the second connecting block 6, of each extraction pipe body 9 is provided with an outer chamfer 5, and when adjacent extraction pipe bodies 9 are connected, the inner chamfers 4 on the extraction pipe bodies 9 are alternately connected with the outer chamfers 5 of the adjacent extraction pipe bodies 9, so that the two pipes can be connected in a seamless mode, and pulverized coal is prevented from entering the interior of a pipeline in the process of pipe burying and pulling the pipeline.

As shown in fig. 5 and 6, the inner chamfer 4 and the outer chamfer 5 have the same chamfer degree, and the inner chamfer 4 and the outer chamfer 5 are both preferably 30 ° chamfers.

The first connecting block 1 is fixedly connected with an extraction pipe body 9 through a first connecting ring plate 2, the second connecting block 6 is fixedly connected with the extraction pipe body 9 through a second connecting ring plate 7, the connection of the first connecting block 1 and the second connecting block 6 to the extraction pipe body 9 is enhanced through the first connecting ring plate 2 and the second connecting ring plate 7, and the first connecting ring plate 2 and the second connecting ring plate 7 are both welded with the extraction pipe body.

The working process of the utility model is as follows: when the coal dust extraction pipe is used, the extraction pipe bodies 9 are multiple, when each extraction pipe body 9 is connected, the first connecting blocks 1 of the extraction pipe bodies 9 are matched with the second connecting blocks 6 of the adjacent extraction pipe bodies 9, the number of the first connecting blocks 1 is four, the first connecting blocks 1 are uniformly distributed in the extraction pipe bodies 9, the second connecting blocks 6 are uniformly distributed at the other ends of the extraction pipe bodies 9, the projections of the first connecting blocks 1 and the second connecting blocks 6 are on the same plane, the first connecting blocks 1 and the second connecting blocks 6 are also uniformly distributed and arranged, the eight first connecting blocks 1 and the eight second connecting blocks 6 are fixedly connected through bolts on one projection plane, the bolts penetrate through the mounting through holes 8 of the second connecting blocks 6, the threaded connection mounting holes 3 are connected through threads, the first connecting blocks 1 are connected with the second connecting blocks 6, the staggered arrangement of the first connecting blocks 1 and the second connecting blocks 6 is used for balancing the whole pipeline, the chamfers 5 penetrating through the inner chamfer angle 4 of the extraction pipe bodies 9 can be prevented from being pulled in the seamless connection process of the extraction pipe bodies 9.

The utility model discloses taking out and taking out inside first connecting block 1 and the second connecting block 6 that sets up of pipe body 9, connect a plurality of pipe bodies 9 of taking out and taking out through inside setting, reduce and take out the outside pipe diameter of pipe body 9, reduce the pipe laying resistance when burying along burying, first connecting block 1 and 6 dislocation connection of second connecting block, and through the setting of installation through-hole 8 and installation screw hole 3, make it adapt to the drilling orbit microbending when connecting, can have certain activity space, make whole pipeline microbending, avoid because of the crooked unable pipe laying of drilling orbit.

The utility model discloses taking out and taking out inside first connecting block 1 and the second connecting block 6 that sets up of pipe body 9, connect a plurality of pipe bodies 9 of taking out and taking out through inside setting, reduce the outside pipe diameter of taking out and taking out pipe body 9, reduce the pipe laying resistance when burying along burying, first connecting block 1 and the 6 dislocation connection of second connecting block, and through the setting of installation through-hole and mounting screw hole, make it adapt to the drilling orbit when connecting and slightly bend, can have certain activity space, make whole pipeline can slightly bend, avoid can't burying the pipe because of the drilling orbit is crooked.

While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the general inventive concept, and it is intended to cover all such changes and modifications as fall within the true spirit and scope of the invention.

Claims (4)

1. The utility model provides a take out and adopt tub coupling mechanism, is including taking out and adopt the pipe body, take out and adopt the inside one end of pipe body and be equipped with the first connecting block of a plurality of, be equipped with a plurality of second connecting block, its characterized in that at the inside other end of taking out and adopting pipe body: the first connecting block and the second connecting block are arranged in a staggered mode, a mounting threaded hole is formed in the first connecting block, and a mounting through hole is formed in the second connecting block.

2. The extraction pipe connecting mechanism according to claim 1, characterized in that: one end of the pumping pipe body, which is close to the first connecting block, is provided with an inner chamfer, and one end of the pumping pipe body, which is close to the second connecting block, is provided with an outer chamfer.

3. The extraction pipe connecting mechanism according to claim 2, characterized in that: the chamfering degree of the inner chamfer and the chamfering degree of the outer chamfer are the same.

4. The extraction pipe connecting mechanism according to claim 1, characterized in that: the first connecting block is fixedly connected with the extraction pipe body through a first connecting ring plate, and the second connecting block is fixedly connected with the extraction pipe body through a second connecting ring plate.

Images