CN218152950U - Mining type confluence assembly matched with connecting pipe - Google Patents

Abstract

The utility model discloses a supporting mining formula assembly that converges that has connecting pipe, including the collecting pipe, the side of collecting pipe is provided with the connecting hole, the both ends of collecting pipe are provided with mounting flange, connecting hole department is provided with the connecting pipe, the one end of connecting pipe is provided with the collector link, the other end is provided with takes out a tub link in advance, be provided with the valve in the connecting pipe, the outside of collector link is provided with the first ring of helping of six prism forms, be provided with the detection hole on the connecting pipe, this assembly that converges is supporting to be provided with the connecting pipe and is used for connecting the collector and takes out the pipe in advance, the built-in valve of connecting pipe, can cut the communicating state of collector and taking out the pipe in advance as required, still be provided with the detection hole, whether there is gas and measure gas concentration in this hole of accessible detection pipeline, or whether there is gas and measure gas concentration in the collector under the detection state of cutting, the practicality is splendid, the connecting pipe is simple swift with the connection process of taking out the pipe in advance, it is comparatively convenient during the use.

Description

Mine-use confluence assembly with connecting pipe

technical field

The utility model relates to the technical field of coal mine equipment, in particular to a mine-use confluence assembly equipped with connecting pipes.

Background technique

In the process of gas extraction, the connection between the gas pre-extraction pipe and the main pipe requires a large number of confluences, that is, multiple pre-extraction pipes are connected in parallel and then connected to the main pipe (confluencer), and the pre-extraction pipe and the confluence At present, the connection is generally connected by inner and outer wires. Usually, the PVC injection pipe is made into a mounting head with an inner wire and welded on the confluence, and then connected to the pre-pumping pipe through the mounting head. The connection structure is relatively simple, and all the pre-pumping pipes are uniform. Keeping in communication with the confluence, part of the pre-extraction pipe cannot be selectively closed, and it is only at the end of the pre-extraction pipe to determine whether there is gas in the pipe, which is inconvenient to use.

Utility model content

The technical problem to be solved by the utility model is to overcome the existing defects and provide a mine-use confluence assembly equipped with connecting pipes, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a mine-use confluence assembly equipped with connecting pipes, including a confluence pipe, connecting holes are provided on the side of the confluence pipe, and mounting flanges are provided on both ends of the confluence pipe , the connecting hole is provided with a connecting pipe, one end of the connecting pipe is provided with a confluencer connecting end, the other end is provided with a pre-pumping pipe connecting end, a valve is arranged in the connecting pipe, the valve handle of the valve is located outside the connecting pipe, and the confluencer is connected The end includes a first screw part for connecting the confluence, the first screw part is sleeved with a first sealing ring, the outside of the confluence connection end is provided with a hexagonal column-shaped first screwing ring, and the connecting pipe is provided with a detection hole , The detection hole is located between the valve and the connection end of the pre-sitting pipe.

As a preferred technical solution of the present invention, the connecting end of the confluence is connected to the connecting pipe by screwing, and the connecting end of the pre-pumping pipe is connected to the connecting pipe by bonding.

As a preferred technical solution of the present invention, the outer surface of the valve handle is pressed with knurling patterns.

As a preferred technical solution of the utility model, the valve is a ball valve.

As a preferred technical solution of the utility model, the detection hole is a protruding cylinder, and the detection hole is covered with a sealant cap.

As a preferred technical solution of the present invention, the connecting end of the pre-pumping pipe includes a second screw part and a locking sleeve outside the second screw part. A concentric inner cylinder is arranged inside the second screw part. The second sealing ring The inner cylinder is sheathed at the root, the inner cylinder is overlaid with a locking sleeve, and the outside of the connection end of the pre-pumping pipe is provided with a second hexagonal prism-shaped screwing aid ring.

As a preferred technical solution of the utility model, the connection end of the pre-pumping pipe includes a sleeve, the outer surface of the sleeve is provided with an annular groove, the inner sleeve of the annular groove is provided with a sleeve, and the sleeve is provided with a strap .

As a preferred technical solution of the utility model, the sleeve is made of elastic soft material.

As a preferred technical solution of the present invention, the inner wall of the connection hole is provided with a bush made of metal, and the bush is provided with an internal thread, and the connecting end of the confluence is screwed to the bush through the first screw part.

Compared with the prior art, the beneficial effect of the utility model is: the mine-use confluence assembly equipped with a connecting pipe is equipped with a connecting pipe for connecting the confluence and the pre-pumping pipe. The connecting pipe has a built-in valve, which can be used according to the actual situation. It is necessary to cut off the connection state between the manifold and the pre-pumping pipe, and also set a detection hole, through which the presence of gas in the pipeline can be detected and the gas concentration can be measured, or the presence of gas in the manifold can be detected and the gas concentration can be measured in the cut-off state , Excellent practicability, the connection process of the connecting pipe and the pre-pumping pipe is simple and fast, and it is more convenient to use.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the enlarged schematic view of the structure at A place of the utility model;

Fig. 3 is a structural schematic diagram of the first embodiment of the utility model;

Fig. 4 is a schematic structural diagram of the second embodiment of the utility model.

In the figure: 1 connecting pipe, 2 valve, 21 valve handle, 3 confluence connecting end, 31 first screw part, 32 first screwing ring, 33 first sealing ring, 4 pre-pumping pipe connecting end, 41 second screw part, 42 second screwing ring, 43 locking sleeve, 44 second sealing ring, 45 casing, 46 sleeve, 47 strap, 48 locking cylinder, 49 inner cylinder, 5 detection hole, 6 manifold, 7 Mounting flange, 8 connecting holes, 9 bushings.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-2, the utility model provides a technical solution: a mine-use confluence assembly equipped with a connecting pipe, including a confluence pipe 6, the side of the confluence pipe 6 is provided with a connection hole 8, the confluence pipe 6 Mounting flanges 7 are provided at both ends, and a connecting pipe 1 is provided at the connecting hole 8. One end of the connecting pipe 1 is provided with a confluence connection end 3, and the other end is provided with a pre-pumping pipe connection end 4. The confluence connection end 3 passes through the screw Connected to the connecting pipe 1, the pre-pumping pipe connecting end 4 is connected to the connecting pipe 1 by bonding, the connecting pipe 1 is provided with a valve 2, the valve 2 is a ball valve, the production cost is low, and the maintenance is easy. The valve handle 21 is located outside the connecting pipe 1, and the outer surface of the valve handle 21 is pressed with a knurling pattern, which plays an anti-slip effect. The valve 2 can cut off the connection between the confluence and the pre-pumping pipe according to actual needs, and close the pre-pumping pipe that does not need to be connected. It can effectively avoid gas leakage from these pre-pumping pipes;

The confluence connection end 3 includes a first screw part 31 for connecting the confluence. The first screw part 31 is covered with a first sealing ring 33, and the outside of the confluence connection end 3 is provided with a hexagonal column-shaped first screwing aid. The ring 32 is convenient to use a wrench or a pipe wrench to connect the confluence connection end 3 with the connection pipe 1 and the connection hole 8 of the confluence pipe 6. The inner wall of the connection hole 8 is provided with a metal bushing 9, and the bushing 9 is set There is an internal thread, and the connecting end 3 of the confluence is screwed to the bushing 9 through the first screw part 31, so as to improve the connection stability and its service life;

The connecting pipe 1 is provided with a detection hole 5, which is located between the valve 2 and the connection end 4 of the pre-pumping pipe. Through the detection hole 5, it is possible to detect whether there is gas circulation and gas concentration in the connecting pipe 1, or whether it is in a cut-off state. It is very practical to detect whether there is gas and its concentration in the confluence. The detection hole 5 is a protruding cylinder, and the detection hole 5 is covered with a sealing rubber cap to avoid gas leakage.

Embodiment one

Please refer to Fig. 3, the pre-pumping pipe connection end 4 includes a second threaded part 41 and a locking sleeve 43 outside it, and a concentric inner cylinder 49 is arranged inside the second threaded part 43, and a second sealing ring 44 is sleeved inside When the root of the tube 49 is connected to the pre-pumping tube, the end of the pre-pumping tube is sleeved on the inner tube 49, the locking tube 48 is set outside the end of the pre-pumping tube, and the locking sleeve 43 is tightened on the second screw part 41 After being installed, the locking sleeve 48 is compressed and deformed so that it is pressed on the end of the pre-pumping pipe to improve the connection stability. At this time, the port of the pre-pumping pipe is in contact with the second sealing ring 44, which improves the sealing of the connection;

A hexagonal prism-shaped second screwing aid ring 42 is arranged outside the connecting end 4 of the pre-pumping tube, which facilitates the connection between the connecting end 4 of the pre-pumping tube and the connecting pipe 1 by means of a wrench or pipe wrench.

Embodiment two

Please refer to Fig. 4, the pre-pumping pipe connection end 4 includes a sleeve 45, the outer surface of the sleeve 45 is provided with an annular groove, the inner sleeve of the annular groove is provided with a sleeve 46, and the sleeve 46 is equipped with a strap 47, the sleeve 46 Sleeve 46 is made of elastic soft material so that it can be sleeved in the annular groove on the outer surface of sleeve pipe 45. When connecting, the end of the pre-pumping tube is sleeved on the outside of sleeve 46, and strap 47 will The end of the suction pipe is tied tightly, and at this time, the sleeve 46 is elastically deformed, which improves the sealing performance of the joint.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (9)

1. A mine-use confluence assembly equipped with connecting pipes, comprising a confluence pipe (6), a connection hole (8) is provided on the side of the confluence pipe (6), and an installation method is provided at both ends of the confluence pipe (6). Lan (7), characterized in that: the connecting hole (8) is provided with a connecting pipe (1), one end of the connecting pipe (1) is provided with a confluence connecting end (3), and the other end is provided with a pre-pumping pipe connecting end (4), the connecting pipe (1) is provided with a valve (2), and the valve handle (21) of the valve (2) is located outside the connecting pipe (1); The confluence connection end (3) includes a first screw part (31) for connecting the confluence, and a first sealing ring (33) is sleeved on the first screw part (31), and the outside of the confluence connection end (3) A first screwing aid ring (32) in the shape of a hexagonal column is provided; The connecting pipe (1) is provided with a detection hole (5), and the detection hole (5) is located between the valve (2) and the connection end (4) of the pre-pumping pipe. 2. The mine-use confluence assembly equipped with connecting pipes according to claim 1, characterized in that: the connecting end (3) of the confluence is connected to the connecting pipe (1) by screwing, and the pre-pumping pipe The connecting end (4) is connected with the connecting pipe (1) by bonding. 3. The mine-use confluence assembly equipped with connecting pipes according to claim 1, characterized in that: the outer surface of the valve handle (21) is pressed with knurling patterns. 4. The mine-use confluence assembly equipped with connecting pipes according to claim 1, characterized in that: the valve (2) is a ball valve. 5. The mine-use confluence assembly equipped with connecting pipes according to claim 1, characterized in that: the detection hole (5) is a protruding cylindrical shape, and the detection hole (5) is covered with a sealant cap . 6. The mine-use confluence assembly equipped with connecting pipes according to claim 1 or 2, characterized in that: the connecting end (4) of the pre-pumping pipe includes a second screw part (41) and a lock outside it Tight sleeve (43), the inside of the second screw part (41) is provided with a concentric inner cylinder (49), the second sealing ring (44) is sleeved at the root of the inner cylinder (49), and the inner cylinder (49) is sleeved A locking cylinder (48) is provided, and a hexagonal column-shaped second screwing aid ring (42) is provided outside the pre-pumping pipe connection end (4). 7. The mine-use confluence assembly equipped with connecting pipes according to claim 1, characterized in that: the connecting end (4) of the pre-pumping pipe includes a sleeve (45), and the outer surface of the sleeve (45) is set There is an annular groove, the inner sleeve of the annular groove is provided with a sleeve (46), and the sleeve (46) is equipped with a strap (47). 8. The mine-use confluence assembly equipped with connecting pipes according to claim 7, characterized in that: the sleeve (46) is made of elastic soft material. 9. The mine-use confluence assembly equipped with connecting pipes according to claim 1, characterized in that: the inner wall of the connecting hole (8) is provided with a metal bushing (9), and the bushing (9) ) is provided with an internal thread, and the confluence connection end (3) is screwed to the bushing (9) through the first screw portion (31).

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