Coal mine underground gas purification device

Abstract

The utility model belongs to the technical field of gas purification devices, particularly relates to an underground coal mine gas purification device, and provides the following scheme aiming at the problems that gas at different positions is inconvenient to extract and the purification effect is poor in the prior art: the underground coal mine gas purification device comprises a mounting plate; the organic solvent barrel is fixedly mounted at the top of the mounting plate; the barrel cover is arranged at the top of the organic solvent barrel; the annular groove is formed in the top of the organic solvent barrel, an annular plate is fixedly installed at the bottom of the barrel cover, and the outer side of the annular plate makes contact with the inner wall of the annular groove; the top limiting mechanism is arranged at the top of the mounting plate and used for limiting the top of the barrel cover and preventing the barrel cover from being separated from the organic solvent barrel; the annular fluted disc is fixedly arranged on the outer side of the barrel cover in a sleeving manner; the rotating mechanism is arranged at the top of the mounting plate and used for being matched with the annular fluted disc to drive the barrel cover to rotate, the extraction range of the gas extraction hood is adjusted, the gas extraction range is widened, and then the purification effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a gas purification device technical field especially relates to a coal mine underground gas purification device. BACKGROUND

[0002] The coal mine underground gas content is overproof, has serious security hidden danger, therefore needs through the coal mine underground gas purification device to the gas purification treatment, the principle of coal mine underground gas purification device is to contact gas and organic solution extraction, the main component of gas in the underground air is methane, methane is difficult to dissolve in water, is easy to dissolve in organic solution, through the organic solution absorption gas, reduces the content of coal mine underground gas.

[0003] In the prior art, it is inconvenient to extract gas at different positions, and the purification effect is not good, therefore we propose a coal mine underground gas purification device to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model discloses a coal mine underground gas purification device that solves the problem of inconvenient extraction of gas at different positions and poor purification effect.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A coal mine underground gas purification device, comprising:

[0007] A mounting plate;

[0008] An organic solvent barrel is fixedly installed on the top of the mounting plate;

[0009] A barrel cover is arranged on the top of the organic solvent barrel;

[0010] An annular groove is arranged on the top of the organic solvent barrel, an annular plate is fixedly installed on the bottom of the barrel cover, and the outer side of the annular plate is in contact with the inner wall of the annular groove;

[0011] A top limiting mechanism is arranged on the top of the mounting plate and is used for limiting the top of the barrel cover to prevent it from separating from the organic solvent barrel;

[0012] An annular toothed disc is fixedly sleeved on the outer side of the barrel cover;

[0013] A rotating mechanism is arranged on the top of the mounting plate and is used for driving the barrel cover to rotate in cooperation with the annular toothed disc;

[0014] An air extractor is fixedly installed on the top of the barrel cover, one end of an air inlet is fixedly communicated with one end of an air extractor pipe, and the other end of the air extractor pipe is fixedly communicated with an air extractor cover;

[0015] The connecting pipe is fixedly communicated with the air outlet of the air extractor, one end of the connecting pipe is fixedly communicated with a hollow column, a plurality of air holes are formed in the hollow column, and the hollow column is located in the organic solvent barrel;

[0016] The exhaust pipe is fixedly communicated with the organic solvent barrel and is used for exhausting the purified gas.

[0017] Preferably, the rotating mechanism comprises a motor fixedly installed on the top of the mounting plate, a rotating rod fixedly installed on the output shaft of the motor, and a gear fixedly installed on the top end of the rotating rod, the gear being engaged with the annular gear plate.

[0018] Preferably, a fixing plate is fixedly installed on the outside of the organic solvent barrel, a circular hole is formed in the fixing plate, and the outside of the rotating rod is in contact with the inner wall of the circular hole.

[0019] Preferably, a supporting plate is fixedly installed on the top of the barrel cover and is fixedly connected with the air extraction pipe.

[0020] Preferably, the top limiting mechanism comprises a limiting block, the bottom of the limiting block being in contact with the top of the barrel cover.

[0021] Preferably, a pushing plate is fixedly installed on one side of the limiting block, a rectangular slot is formed in the top of the mounting plate, the pushing plate is slidingly installed in the rectangular slot, a screw rod is rotatably installed in the rectangular slot, and the screw rod is threadedly connected with the pushing plate.

[0022] Preferably, one end of the screw rod extends to the outside of the mounting plate and is fixedly installed with a knob.

[0023] Preferably, a blowdown pipe and a liquid supplement pipe are fixedly communicated with the organic solvent barrel, and valves are arranged on the blowdown pipe and the liquid supplement pipe.

[0024] Compared with the prior art, the utility model has the advantages that:

[0025] The gas is extracted by the air extraction cover, the gas enters the hollow column through the air extraction pipe and the connecting pipe, is discharged through the plurality of air holes, is dispersed and contacted with the organic solvent, the methane in the gas is dissolved in the organic solution, the gas content in the gas is reduced, the purified gas is discharged from the exhaust pipe, the rotating rod is driven to rotate by the motor, the gear is driven to rotate by the rotating rod, the annular gear plate is driven to rotate by the gear, the barrel cover is driven to rotate by the annular gear plate, and the extraction range of the air extraction cover is adjusted.

[0026] The utility model adjusts the extraction range of the air extraction cover, improves the extraction range of the gas, and improves the purification effect. BRIEF DESCRIPTION OF DRAWINGS

[0027] Fig. 1The utility model provides a kind of coal mine underground gas purification device's structure schematic diagram;

[0028] Fig. 2 The utility model provides a kind of coal mine underground gas purification device's air extractor, the hollow column of air extraction pipe box three-dimensional structure schematic diagram of air extractor;

[0029] Fig. 3 The utility model provides a kind of coal mine underground gas purification device's organic solvent barrel's three-dimensional structure schematic diagram.

[0030] In the drawing: 1, mounting plate;2, organic solvent barrel;3, barrel cover;4, annular gear disc;5, motor;6, rotating rod;7, gear;8, fixed plate;9, air extractor;10, air extraction pipe;11, air extraction cover;12, support plate;13, connecting pipe;14, hollow column;15, air hole;16, blow-off pipe;17, exhaust pipe;18, annular groove;19, rectangular groove;20, push plate;21, limiting block;22, knob;23, screw rod. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments will be described clearly and completely below with reference to the drawings in the embodiments, and apparently, the described embodiments are only part of the embodiments, not all the embodiments.

[0032] Embodiment one

[0033] Referring to Figs. 1-3 A kind of coal mine underground gas purification device, comprising:

[0034] Mounting plate 1;

[0035] Organic solvent barrel 2 is fixedly installed on the top of mounting plate 1;

[0036] Barrel cover 3 is arranged on the top of organic solvent barrel 2;

[0037] Annular groove 18 is arranged on the top of organic solvent barrel 2, annular plate is fixedly installed on the bottom of barrel cover 3, and the outer side of annular plate is in contact with the inner wall of annular groove 18;

[0038] Top limiting mechanism is arranged on the top of mounting plate 1, for limiting the top of barrel cover 3, to prevent it from separating from organic solvent barrel 2;

[0039] Annular gear disc 4 is fixedly sleeved on the outer side of barrel cover 3;

[0040] Rotating mechanism is arranged on the top of mounting plate 1, for cooperating with annular gear disc 4 to drive barrel cover 3 to rotate;

[0041] The air extractor 9 is fixedly installed on the top of the barrel cover 3, the air inlet is fixedly connected with one end of the air extraction pipe 10, and the other end of the air extraction pipe 10 is fixedly connected with the air extraction cover 11.

[0042] The connecting pipe 13 is fixedly connected with the air outlet of the air extractor 9, one end of the connecting pipe 13 is fixedly connected with the hollow column 14, a plurality of air holes 15 are arranged on the hollow column 14, and the hollow column 14 is located in the organic solvent barrel 2.

[0043] The exhaust pipe 17 is fixedly connected with the organic solvent barrel 2 and is used for exhausting the purified gas.

[0044] In the embodiment, the rotating mechanism comprises a motor 5 fixedly installed on the top of the mounting plate 1, a rotating rod 6 fixedly installed on the output shaft of the motor 5, and a gear 7 fixedly installed on the top end of the rotating rod 6, the gear 7 is engaged with the annular toothed disc 4.

[0045] In the embodiment, the organic solvent barrel 2 is fixedly installed with a fixed plate 8 on the outside, the fixed plate 8 is provided with a circular hole, and the outside of the rotating rod 6 is in contact with the inner wall of the circular hole.

[0046] In the embodiment, the top of the barrel cover 3 is fixedly installed with a supporting plate 12, and the supporting plate 12 is fixedly connected with the air extraction pipe 10.

[0047] In the embodiment, the top limiting mechanism comprises a limiting block 21, the bottom of the limiting block 21 is in contact with the top of the barrel cover 3, one side of the limiting block 21 is fixedly installed with a pushing plate 20, the top of the mounting plate 1 is provided with a rectangular groove 19, the pushing plate 20 is slidingly installed in the rectangular groove 19, a screw rod 23 is rotatably installed in the rectangular groove 19, the screw rod 23 is threadedly connected with the pushing plate 20, one end of the screw rod 23 extends to the outside of the mounting plate 1 and is fixedly installed with a knob 22, the knob 22 drives the screw rod 23 to rotate, the pushing plate 20 moves away from the organic solvent barrel 2, the pushing plate 20 drives the limiting block 21 to move away from the top of the barrel cover 3, the fixing of the barrel cover 3 is released, and the barrel cover 3 can be conveniently opened.

[0048] In the embodiment, the organic solvent barrel 2 is fixedly connected with a blowdown pipe 16 and a liquid supplementing pipe, and the blowdown pipe 16 and the liquid supplementing pipe are provided with valves.

[0049] In this embodiment, when in use, the organic solution is injected into the organic solvent barrel 2 through the liquid supplementing pipe, the valve on the liquid supplementing pipe is closed, the device is placed in the coal mine, when gas purification is needed, the air extractor 9 is started, the gas is extracted through the air extraction cover 11, the gas enters the hollow column 14 through the air extraction pipe 10 and the connecting pipe 13, and is then discharged through the multiple air holes 15, the gas is dispersed and contacted with the organic solvent, the methane in the gas is dissolved in the organic solution, the gas content in the gas is reduced, the purified gas is discharged from the exhaust pipe 17, the rotating rod 6 is rotated by the motor 5, the gear 7 is rotated by the rotating rod 6, the annular gear plate 4 is rotated by the gear 7, the barrel cover 3 is rotated by the annular gear plate 4, and the extraction range of the air extraction cover 11 is adjusted, the extraction range of the gas is improved by the forward and reverse rotation of the motor 5, and the purification effect is improved.

[0050] Embodiment two

[0051] The difference from embodiment one is that multiple rollers are installed at the bottom of the mounting plate 1, and a handrail is fixedly installed at the top of the mounting plate 1, the handrail and the rollers are arranged to facilitate the movement of the device.

[0052] The rest is the same as embodiment one.

[0053] The above is only a preferred specific embodiment of the present embodiment, but the protection scope of the present embodiment is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the present embodiment within the technical range disclosed by the present embodiment, which should be covered in the protection scope of the present embodiment.

Claims

1. A coal mine underground gas purification device, characterized in that, include: Mounting plate (1); Organic solvent container (2) is fixedly installed on the top of mounting plate (1); A lid (3) is provided on top of the organic solvent container (2); An annular groove (18) is located at the top of the organic solvent tank (2), and an annular plate is fixedly installed at the bottom of the tank cover (3). The outer side of the annular plate is in contact with the inner wall of the annular groove (18). A top limiting mechanism is provided on the top of the mounting plate (1) to limit the top of the lid (3) and prevent it from falling off the organic solvent container (2). The annular toothed disc (4) is fixedly sleeved on the outside of the bucket lid (3); A rotating mechanism is located on the top of the mounting plate (1) and is used to cooperate with the annular gear plate (4) to drive the barrel cover (3) to rotate. The air extractor (9) is fixedly installed on the top of the barrel cover (3). The air inlet is fixedly connected to one end of the air extraction pipe (10), and the other end of the air extraction pipe (10) is fixedly connected to the air extraction hood (11). The connecting pipe (13) is fixedly connected to the outlet of the vacuum pump (9). One end of the connecting pipe (13) is fixedly connected to a hollow column (14). Multiple air holes (15) are opened on the hollow column (14). The hollow column (14) is located inside the organic solvent tank (2). The exhaust pipe (17) is fixedly connected to the organic solvent tank (2) and is used to discharge the purified gas.

2. The coal mine underground gas purification device according to claim 1, characterized in that, The rotating mechanism includes a motor (5) fixedly mounted on the top of the mounting plate (1), a rotating rod (6) fixedly mounted on the output shaft of the motor (5), a gear (7) fixedly mounted on the top of the rotating rod (6), and the gear (7) meshing with the annular gear disk (4).

3. The coal mine underground gas purification device according to claim 2, characterized in that, A fixing plate (8) is fixedly installed on the outside of the organic solvent tank (2). A round hole is opened on the fixing plate (8), and the outside of the rotating rod (6) contacts the inner wall of the round hole.

4. The coal mine underground gas purification device according to claim 3, characterized in that, A support plate (12) is fixedly installed on the top of the bucket lid (3), and the support plate (12) is fixedly connected to the air extraction pipe (10).

5. A coal mine underground gas purification device according to claim 4, characterized in that, The top limiting mechanism includes a limiting block (21), the bottom of which contacts the top of the lid (3).

6. The coal mine underground gas purification device according to claim 5, characterized in that, A push plate (20) is fixedly installed on one side of the limiting block (21). A rectangular groove (19) is provided on the top of the mounting plate (1). The push plate (20) is slidably installed in the rectangular groove (19). A screw (23) is rotatably installed in the rectangular groove (19). The screw (23) is threadedly connected to the push plate (20).

7. A coal mine underground gas purification device according to claim 6, characterized in that, One end of the screw (23) extends to the outside of the mounting plate (1) and is fixedly mounted with a knob (22).

8. A coal mine underground gas purification device according to claim 7, characterized in that, The organic solvent tank (2) is fixedly connected to a drain pipe (16) and a replenishment pipe, and both the drain pipe (16) and the replenishment pipe are equipped with valves.

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