CN213956930U

CN213956930U - Collection system for coal bed gas detection

Info

Publication number: CN213956930U
Application number: CN202023178510.8U
Authority: CN
Inventors: 王博
Original assignee: Xinjiang Uygur Autonomous Region Coal Coalbed Gas Testing Institute (xinjiang Uygur Autonomous Region Coal Product Quality Detection Center)
Current assignee: Xinjiang Uygur Autonomous Region Coal Coalbed Gas Testing Institute (xinjiang Uygur Autonomous Region Coal Product Quality Detection Center)
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-08-13
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses a coal bed gas detects uses collection system, including gathering shell, collection pipe and second filter screen, gather the upper end outside fixedly connected with lower connecting block of shell, and the upper end of lower connecting block is provided with the connecting block, the internally mounted of going up the connecting block has first dead lever, and the lower extreme fixed mounting who goes up the connecting block has the sealing strip, the internally connected with of gathering the shell gathers the pipe, and the upper end of gathering the pipe is provided with the conveyer pipe, the outside fixedly connected with bracing piece of gathering the pipe, and the internally mounted who gathers the pipe has first filter screen, the inside of gathering the shell is provided with the second filter screen, the upper end outside of second filter screen is provided with the stopper. This coal bed gas detects uses collection system carries out double filtration, is convenient for further detach the impurity in the coal bed gas, has improved the accuracy that detects, has improved the work efficiency who detects simultaneously, and has strengthened stability and leakproofness when using, convenient to use.

Description

Collection system for coal bed gas detection

Technical Field

The utility model relates to a coal bed gas detects technical field, specifically is a coal bed gas detects uses collection system.

Background

The coal bed gas is a gas resource associated with coal and symbiotic with the coal, refers to hydrocarbon gas stored in a coal bed, takes methane as a main component, belongs to unconventional natural gas, and is exploded when meeting open fire when the air concentration of the coal bed gas reaches 5% -16%, so that the concentration of the coal bed gas needs to be detected before coal mining.

However, most coal bed gas at present detects with collection system's edulcoration rate is not high, has reduced the speed of the accuracy that detects, and the volume is great simultaneously, and be not convenient for use, and the stability when using is lower, consequently, the utility model provides a coal bed gas detects with collection system to solve the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal bed gas detects uses collection system to solve most coal bed gas that provide in the above-mentioned background art and detect and use collection system's edulcoration rate not high, reduced the speed of the accuracy that detects, the volume is great simultaneously, not convenient to use, and the lower problem of stability during the use.

In order to achieve the above object, the utility model provides a following technical scheme: a collecting device for detecting coal bed gas comprises a collecting shell, a collecting pipe and a second filter screen, wherein the outer side of the upper end of the collecting shell is fixedly connected with a lower connecting block, an upper connecting block is arranged at the upper end of the lower connecting block, a first fixing rod is arranged in the upper connecting block, the lower end of the upper connecting block is fixedly provided with a sealing strip, the collecting shell is internally connected with a collecting pipe, the upper end of the collecting pipe is provided with a conveying pipe, the outer side of the collecting pipe is fixedly connected with a supporting rod, a first filter screen is arranged inside the collecting pipe, a second filter screen is arranged inside the collecting shell, a mounting plate is fixedly connected with the outer side of the right end of the second filter screen, a second fixed rod is arranged in the mounting plate, a limit block is arranged on the outer side of the upper end of the second filter screen, and a spring is arranged above the second filter screen, and a collecting hole is formed in the lower end of the collecting shell.

Preferably, the lower end of the collecting shell is inclined, the shape of the lower end of the collecting pipe arranged in the collecting shell is funnel-shaped, and collecting holes are distributed at equal intervals at the lower end of the collecting shell.

Preferably, the first fixing rod is connected with the lower connecting block in a threaded manner, and the longitudinal section of the first fixing rod is T-shaped.

Preferably, the first fixing rod is connected with the upper connecting block in a threaded mode, and the first fixing rod is arranged in bilateral symmetry about a vertical central axis of the upper connecting block.

Preferably, the support rods are "T" shaped in longitudinal cross-section and are equiangularly distributed about the outside of the collection tube.

Preferably, the second dead lever is connected with the mounting panel of second filter screen right-hand member installation in the threaded mode, and the second filter screen is connected with the shell of gathering adopts gliding mode.

Compared with the prior art, the beneficial effects of the utility model are that: the collecting device for detecting the coal bed gas performs double filtration, is convenient for further removing impurities in the coal bed gas, improves the detection accuracy, improves the detection working efficiency, enhances the stability and the sealing property during use, and is convenient to use;

1. the upper connecting block is connected with the first fixing rod in a threaded manner, and the lower end of the first fixing rod is connected with the lower connecting block in a threaded manner, so that the upper connecting block is fixed above the lower connecting block, the installation and the use are convenient, and meanwhile, the sealing strip arranged at the lower end of the upper connecting block enhances the overall sealing property;

2. the second filter screen is connected with the acquisition shell in a sliding mode, and the mounting plate arranged at the right end of the second filter screen is connected with the second fixed rod in a threaded mode, so that the second filter screen is fixed, the second filter screen is convenient to clean, and the detection result is prevented from being influenced by impurities;

3. the internally mounted through gathering the shell has the second filter screen, is convenient for filter the coal bed gas of gathering, and the lower extreme of gathering the pipe simultaneously is the funnel type, and gathers intraduct and be provided with first filter screen, filters once more gas, has improved the work efficiency of gathering.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.

In the figure: 1. gather the shell, 2, lower connecting block, 3, gather the pipe, 4, go up the connecting block, 5, first dead lever, 6, conveyer pipe, 7, first filter screen, 8, bracing piece, 9, gather the hole, 10, second filter screen, 11, sealing strip, 12, mounting panel, 13, second dead lever, 14, stopper, 15, spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Unless the direction is defined separately, the directions of up, down, left, right, front, back, etc. referred to herein are the directions of up, down, left, right, front, back, etc. in the drawings of the present invention, and are herein incorporated by reference.

Referring to fig. 1-4, the present invention provides a technical solution: a collecting device for detecting coal bed gas comprises a collecting shell 1, a lower connecting block 2, a collecting pipe 3, an upper connecting block 4, a first fixing rod 5, a conveying pipe 6, a first filter screen 7, a supporting rod 8, a collecting hole 9, a second filter screen 10, a sealing strip 11, a mounting plate 12, a second fixing rod 13, a limiting block 14 and a spring 15, wherein the outer side of the upper end of the collecting shell 1 is fixedly connected with the lower connecting block 2, the upper end of the lower connecting block 2 is provided with the upper connecting block 4, the first fixing rod 5 is installed inside the upper connecting block 4, the lower end of the upper connecting block 4 is fixedly provided with the sealing strip 11, the collecting pipe 3 is connected inside the collecting shell 1, the conveying pipe 6 is arranged at the upper end of the collecting pipe 3, the supporting rod 8 is fixedly connected outside the collecting pipe 3, the first filter screen 7 is installed inside the collecting pipe 3, and the second filter screen 10 is arranged inside the collecting shell 1, and the right-hand member outside fixedly connected with mounting panel 12 of second filter screen 10 to the internally mounted of mounting panel 12 has second dead lever 13, and the upper end outside of second filter screen 10 is provided with stopper 14, and the top of second filter screen 10 is provided with spring 15, and the lower extreme of gathering shell 1 has seted up and has gathered hole 9.

As in fig. 1 and 3, the lower extreme of gathering shell 1 is the tilting, and the lower extreme shape of gathering pipe 3 of gathering shell 1 internally mounted is the infundibulate, and gather the equidistant distribution of the lower extreme of shell 1 and have gathered hole 9, the work efficiency of gathering is improved, first dead lever 5 is connected with lower connecting block 2 adoption threaded mode, and the longitudinal section of first dead lever 5 is "T" type, play fixed effect to lower connecting block 2, adopt threaded mode to be connected between first dead lever 5 and the last connecting block 4, and first dead lever 5 sets up about the vertical axis bilateral symmetry of last connecting block 4, holistic sealing performance has further been improved.

As in fig. 2 and 4, the longitudinal section of the support rod 8 is "T" type, and the support rod 8 has a strong supporting effect on the collecting pipe 3 with respect to the outer side of the collecting pipe 3 and the like, the second fixing rod 13 is connected with the mounting plate 12 installed at the right end of the second filter screen 10 in a threaded manner, and the second filter screen 10 is connected with the collecting shell 1 in a sliding manner, so that the second filter screen 10 is conveniently cleaned, and the detection result is prevented from being influenced by impurities.

The working principle is as follows: when the collecting device for detecting the coal bed gas is used, firstly, as shown in fig. 1 and fig. 2, the upper connecting block 4 is connected with the first fixing rod 5 in a threaded manner, the lower end of the first fixing rod 5 is connected with the lower connecting block 2 in a threaded manner, so that the upper connecting block 4 is fixed above the lower connecting block 2, meanwhile, the sealing strip 11 arranged at the lower end of the upper connecting block 4 enhances the whole sealing property, the coal bed gas to be collected enters the collecting shell 1 through the collecting hole 9, the collecting shell 1 is internally provided with the second filter screen 10, so that the collected coal bed gas is conveniently filtered, the practicability of the device is embodied, meanwhile, the lower end of the collecting pipe 3 is of a funnel type, the supporting rods 8 which are distributed at equal angles and arranged at the outer side of the collecting pipe 3 strengthen the supporting effect on the collecting pipe 3, and the first filter screen 7 is arranged inside the collecting pipe 3, the gas is filtered again, the collecting efficiency is improved, and the filtered gas reaches the conveying pipe 6 through the collecting pipe 3, so that the gas is detected.

As in fig. 1 and fig. 3, the second filter screen 10 is connected with the collection housing 1 in a sliding manner, and the mounting plate 12 mounted at the right end of the second filter screen 10 is connected with the second fixing rod 13 in a threaded manner, so that the second filter screen 10 is fixed, and the second filter screen 10 is convenient to clean, thereby preventing the detection result from being affected by impurities, wherein the limiting block 14 mounted at the upper end of the second filter screen 10 is under the action of the spring 15, so that the stability during installation is enhanced, and the looseness in the use process is avoided, which is the use method of the collection device for detecting the coal bed gas.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims

1. The utility model provides a coalbed methane detects uses collection system, is including gathering shell (1), collection pipe (3) and second filter screen (10), its characterized in that: the outer side of the upper end of the collecting shell (1) is fixedly connected with a lower connecting block (2), the upper end of the lower connecting block (2) is provided with an upper connecting block (4), a first fixing rod (5) is installed inside the upper connecting block (4), a sealing strip (11) is fixedly installed at the lower end of the upper connecting block (4), the collecting shell (1) is internally connected with a collecting pipe (3), the upper end of the collecting pipe (3) is provided with a conveying pipe (6), the outer side of the collecting pipe (3) is fixedly connected with a supporting rod (8), the collecting pipe (3) is internally provided with a first filter screen (7), the collecting shell (1) is internally provided with a second filter screen (10), the outer side of the right end of the second filter screen (10) is fixedly connected with a mounting plate (12), the mounting plate (12) is internally provided with a second fixing rod (13), and the outer side of the upper end of the second filter screen (10) is provided with a limiting block (14), and a spring (15) is arranged above the second filter screen (10), and a collecting hole (9) is formed in the lower end of the collecting shell (1).

2. The collecting device for detecting the coal bed gas according to claim 1, characterized in that: the lower end of the collecting shell (1) is inclined, the shape of the lower end of the collecting pipe (3) arranged in the collecting shell (1) is funnel-shaped, and collecting holes (9) are distributed at equal intervals at the lower end of the collecting shell (1).

3. The collecting device for detecting the coal bed gas according to claim 1, characterized in that: the first fixing rod (5) is connected with the lower connecting block (2) in a threaded mode, and the longitudinal section of the first fixing rod (5) is T-shaped.

4. The collecting device for detecting the coal bed gas according to claim 1, characterized in that: the first fixing rod (5) is connected with the upper connecting block (4) in a threaded mode, and the first fixing rod (5) is arranged in a left-right symmetrical mode relative to a vertical central axis of the upper connecting block (4).

5. The collecting device for detecting the coal bed gas according to claim 1, characterized in that: the longitudinal section of the supporting rod (8) is T-shaped, and the supporting rods (8) are distributed at equal angles relative to the outer side of the collecting pipe (3).

6. The collecting device for detecting the coal bed gas according to claim 1, characterized in that: the second fixed rod (13) is connected with a mounting plate (12) arranged at the right end of the second filter screen (10) in a threaded mode, and the second filter screen (10) is connected with the collection shell (1) in a sliding mode.