CN212904137U

CN212904137U - Sample preparation tank for extracting adsorbed gas in coal sample

Info

Publication number: CN212904137U
Application number: CN202021796365.7U
Authority: CN
Inventors: 赵利军
Original assignee: Guizhou Yuneng Investment Co ltd
Current assignee: Guizhou Yuneng Investment Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-04-06
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses a system appearance jar for drawing adsorbed gas in coal sample relates to the gaseous field of drawing of coal sample, and this a system appearance jar for drawing adsorbed gas in coal sample connects the last fixed surface of lid to be connected with the intake pipe, and top surface one side of intake pipe is connected with the connector through first check valve, the top surface one side fixedly connected with exhaust tube of intake pipe, the inside fixedly connected with second check valve of intake pipe. This a system appearance jar for drawing adsorbed gas in coal sample, cup joint the opening activity of sealed plastic bag in the intake pipe bottom, then insert the connector in the container of depositing the coal sample, then outwards stimulate the interior of exhaust column at the exhaust tube then press, the connector will deposit the inside of the gaseous rethread second check valve in the container of coal sample and remove and enter into the sealed plastic bag to the intake pipe bottom through first check valve suction to the top of intake pipe, accomplish the sample of adsorbed gas in the coal sample of once.

Description

Sample preparation tank for extracting adsorbed gas in coal sample

Technical Field

The utility model relates to a coal sample gas draws technical field, specifically is a system appearance jar for drawing adsorption gas in the coal sample.

Background

With the development of coal mining technology and exploration technology, the number of coal mines discovered in our country is increasing, and a large number of coal mines need to be subjected to sample collection firstly in the mining process to analyze the quality and characteristics of coal in the coal mines, and meanwhile, the coal mines contain a considerable part of associated gas, such as methane, ethane and some harmful sulfuration gas, and the associated gas also needs to be analyzed in the detection process, so that the occurrence of accidents in the mining process is reduced.

And these associated gases are when the sample is gathered, all store with the system appearance jar usually, and a large amount of sample weight is great, can make to carry the transportation more troublesome, and the quality of gas itself is lighter, and consequently the accessible uses sealed plastic bag to store to solve the inconvenient problem of transportation, but when using the plastic bag to extract, leak, the phenomenon of running gas appear very easily, consequently need provide one kind and be arranged in extracting the system appearance jar of adsorption gas in the coal sample in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a system appearance jar for drawing adsorption gas in the coal sample to solve the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a system appearance jar for drawing adsorbed gas in coal sample, which comprises a tank body, the upper surface activity joint of the jar body has the connection lid, the last fixed surface of connection lid is connected with the intake pipe, the first check valve of top surface one side fixedly connected with of intake pipe, the one end fixedly connected with connector of intake pipe is kept away from to first check valve, top surface one side fixedly connected with exhaust tube of intake pipe, the inside fixedly connected with second check valve of intake pipe, the bottom of intake pipe extends to the lower surface of connection lid and has seted up the ring channel, the lower surface of connection lid and the equal sliding connection in both sides that are located the ring channel have arc splint.

Preferably, the air inlet end of the first one-way valve is fixedly connected with a hose, and one end, far away from the first one-way valve, of the hose is fixedly connected with the connector.

Preferably, the inside activity grafting of exhaust tube has the air exhaust rod, the inside fixedly connected with piston of one end extension to the exhaust tube of air exhaust rod, the other end fixedly connected with separation blade of air exhaust rod.

Preferably, the airflow flowing direction of the first one-way valve flows from the connector to the inside of the air inlet pipe, and the airflow flowing direction of the second one-way valve flows from the top end of the air inlet pipe to the bottom end of the air inlet pipe.

Preferably, the lower surface of the connecting cover is fixedly connected with fixing plates on two sides of the annular groove, the outer surface of each fixing plate is in threaded connection with a locking bolt, and one end, opposite to the locking bolt, of each locking bolt is rotatably connected to the outer surfaces of the two groups of arc-shaped clamping plates respectively.

Preferably, the two ends of one side opposite to the fixed plate are fixedly connected with limiting rods, and the two ends of the arc-shaped clamping plate are respectively connected to the outer surfaces of the two groups of limiting rods in a sliding mode.

Preferably, the lower surface of the connecting cover is fixedly connected with a clamping block, a clamping groove is formed in the top end of the tank body, the clamping block is movably clamped in the clamping groove, and an air outlet is formed in the outer surface of the tank body.

The utility model provides a system appearance jar for drawing adsorbed gas in coal sample, its beneficial effect who possesses as follows:

1. this a system appearance jar for drawing adsorbed gas in coal sample, cup joint the opening activity of sealed plastic bag in the intake pipe bottom, then insert the connector in the container of depositing the coal sample, then outwards stimulate the inside of air exhaust rod at the exhaust tube, the connector is inside through the top of first check valve suction intake pipe with the gas in the container of depositing the coal sample, then press the air exhaust rod to the exhaust tube is inside, make inside gas remove and enter into the inside of sealed plastic bag to the intake pipe bottom through the second check valve, it is repeated many times, make the inside of sealed plastic bag fill with gas, accomplish the gaseous sample of adsorbed in the coal sample of once.

2. This a system appearance jar for drawing adsorbed gas in coal sample, extrude sealed plastic bag inside air, the opening activity that will seal the plastic bag again cup joints in the intake pipe bottom, then rotate the locking bolt of two sets of fixed plate surfaces, make locking bolt at the surface of fixed plate to middle part spiral shell screwing in, make two sets of arc splint extrude the inside of fixing at the ring channel with the opening part of sealed plastic bag, remove along the gag lever post to the middle part at two sets of arc splint of this in-process, prevent the incline, avoid taking place to leak at the sampling in-process, the condition of gas leakage.

Drawings

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

FIG. 2 is a schematic view of the outer surface structure of the intake pipe of the present invention;

FIG. 3 is a schematic view of the lower surface structure of the connecting cover of the present invention;

fig. 4 is a schematic view of the internal structure of the tank of the present invention.

In the figure: 1. a tank body; 2. a connecting cover; 3. an air inlet pipe; 4. a first check valve; 5. a hose; 6. a connector; 7. a second one-way valve; 8. an air exhaust pipe; 9. a suction rod; 10. a piston; 11. an annular groove; 12. a fixing plate; 13. locking the bolt; 14. an arc-shaped splint; 15. a limiting rod; 16. a clamping block; 17. a card slot; 18. and an air outlet.

Detailed Description

The embodiment of the utility model provides a system appearance jar for drawing adsorbed gas in coal sample, as shown in fig. 1-4, which comprises a tank body 1, jar body 1's upper surface activity joint has connection lid 2, the last fixed surface of connection lid 2 is connected with intake pipe 3, the first check valve 4 of top surface one side fixedly connected with of intake pipe 3, the one end fixedly connected with connector 6 of intake pipe 3 is kept away from to first check valve 4, top surface one side fixedly connected with exhaust tube 8 of intake pipe 3, the inside fixedly connected with second check valve 7 of intake pipe 3, the bottom of intake pipe 3 extends to the lower surface of connection lid 2 and has seted up ring channel 11, the equal sliding connection in both sides that the lower surface of connection lid 2 just is located ring channel 11 has arc splint 14.

Further, a hose 5 is fixedly connected to an air inlet end of the first check valve 4, one end of the hose 5, which is far away from the first check valve 4, is fixedly connected to a connector 6, an air pumping rod 9 is movably inserted into the air pumping tube 8, one end of the air pumping rod 9 extends into the air pumping tube 8 and is fixedly connected to a piston 10, the other end of the air pumping rod 9 is fixedly connected to a baffle, the air flow direction of the first check valve 4 flows from the connector 6 to the inside of the air inlet tube 3, the air flow direction of the second check valve 7 flows from the top end of the air inlet tube 3 to the bottom end of the air inlet tube 3, the air pumping rod 9 is pulled outwards in the air pumping tube 8, the piston 10 slides at the moment, so that the internal air pressure at the top end of the air inlet tube 3 is reduced, at the moment, the connector 6 pumps the air in a container for storing the coal samples into the top end of the air inlet tube, at this time, the pressure inside the top end of the air inlet pipe 3 is increased, so that the inside air moves towards the bottom end of the air inlet pipe 3 through the second check valve 7.

More specifically, the lower surface of the connecting cover 2 and both sides of the annular groove 11 are fixedly connected with a fixing plate 12, the outer surface of the fixing plate 12 is in threaded connection with a locking bolt 13, the opposite end of the locking bolt 13 is respectively rotatably connected to the outer surfaces of the two sets of arc-shaped clamping plates 14, both ends of the opposite side of the fixing plate 12 are respectively fixedly connected with a limiting rod 15, both ends of the arc-shaped clamping plates 14 are respectively and slidably connected to the outer surfaces of the two sets of limiting rods 15, the lower surface of the connecting cover 2 is fixedly connected with a clamping block 16, a clamping groove 17 is formed in the top end of the tank body 1, the clamping block 16 is movably clamped in the clamping groove 17, the outer surface of the tank body 1 is provided with an air outlet hole 18, the locking bolt 13 on the outer surfaces of the two sets of fixing plates 12 is rotated to spirally move towards, in the process, the two groups of arc-shaped clamping plates 14 move towards the middle along the limiting rod 15, so that deflection is prevented.

The working principle is as follows: the utility model discloses a system appearance jar for drawing adsorbed gas in coal sample, the device is when using at first with connecting lid 2 take off from the upper surface of jar body 1, then take a sealed plastic bag, extrude the air in the sealed plastic bag away, again cup joint the opening activity of sealed plastic bag in the intake pipe 3 bottom, then rotate the locking bolt 13 of two sets of fixed plate 12 surfaces, make locking bolt 13 at the surface of fixed plate 12 towards middle part spiral movement, make two sets of arc splint 14 extrude the opening part of sealed plastic bag and fix in the inside of ring channel 11, two sets of arc splint 14 move to the middle part along gag lever post 15 in this process, prevent the skew, connect lid 2 activity joint at the upper surface of jar body 1 after fixing sealed plastic bag, make fixture block 16 enter into draw-in groove 17 inside, insert connector 6 in the container of depositing coal sample this moment, then outwards stimulate the inside of exhaust column 9 at exhaust tube 8, piston 10 slides this moment, make 3 top inside atmospheric pressure of intake pipe reduce, the gas in the container that connector 6 will deposit the coal sample this moment is inside through the top of first check valve 4 suction to intake pipe 3, then press down the exhaust column 9 to 8 insides of exhaust tube, 3 top inside atmospheric pressure increase in intake pipe this moment, make inside gas pass through second check valve 7 and remove and enter into the inside of sealed plastic bag to 3 bottoms of intake pipe, repetitiveness many times, make the inside of sealed plastic bag fill with gas greatly, at this in-process, the continuous inflation of sealed plastic bag is with the air in the jar body 1 through the outside extrusion of venthole 18 and is discharged, then take off sealed plastic bag, accomplish the gaseous sample of adsorbed in the coal sample.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a system appearance jar for extracting adsorbed gas in coal sample, includes jar body (1), its characterized in that: the upper surface activity joint of the jar body (1) has connection lid (2), the last fixed surface of connection lid (2) is connected with intake pipe (3), the first check valve (4) of top surface one side fixedly connected with of intake pipe (3), the one end fixedly connected with connector (6) of intake pipe (3) are kept away from in first check valve (4), top surface one side fixedly connected with exhaust tube (8) of intake pipe (3), inside fixedly connected with second check valve (7) of intake pipe (3), the bottom of intake pipe (3) extends to the lower surface of connection lid (2) and has seted up ring channel (11), the equal sliding connection in both sides that the lower surface of connection lid (2) just is located ring channel (11) has arc splint (14).

2. The sample preparation tank for extracting the adsorbed gas in the coal sample according to claim 1, wherein: the air inlet end of the first one-way valve (4) is fixedly connected with a hose (5), and one end, far away from the first one-way valve (4), of the hose (5) is fixedly connected with a connector (6).

3. The sample preparation tank for extracting the adsorbed gas in the coal sample according to claim 1, wherein: the inside activity grafting of exhaust tube (8) has exhaust rod (9), the inside fixedly connected with piston (10) of one end extension of exhaust rod (9) to exhaust tube (8), the other end fixedly connected with separation blade of exhaust rod (9).

4. The sample preparation tank for extracting the adsorbed gas in the coal sample according to claim 1, wherein: the air current circulation direction of first check valve (4) is by the inside of connector (6) flow direction intake pipe (3), the air current circulation direction of second check valve (7) is by the bottom of the top flow direction intake pipe (3) of intake pipe (3).

5. The sample preparation tank for extracting the adsorbed gas in the coal sample according to claim 1, wherein: the lower surface of the connecting cover (2) is located on two sides of the annular groove (11) and is fixedly connected with a fixing plate (12), the outer surface of the fixing plate (12) is in threaded connection with a locking bolt (13), and one end, opposite to the locking bolt (13), of the locking bolt is rotatably connected to the outer surfaces of the two sets of arc-shaped clamping plates (14) respectively.

6. The sample preparation tank for extracting the adsorbed gas in the coal sample according to claim 5, wherein: the equal fixedly connected with gag lever post (15) in one side both ends that fixed plate (12) is relative, the both ends of arc splint (14) are sliding connection respectively at the surface of two sets of gag lever posts (15).

7. The sample preparation tank for extracting the adsorbed gas in the coal sample according to claim 1, wherein: the lower fixed surface of the connecting cover (2) is connected with a clamping block (16), a clamping groove (17) is formed in the top end of the tank body (1), the clamping block (16) is movably clamped in the clamping groove (17), and an air outlet hole (18) is formed in the outer surface of the tank body (1).