CN218151035U

CN218151035U - Water mist explosion-proof device for low-concentration gas conveying pipeline

Info

Publication number: CN218151035U
Application number: CN202222620150.5U
Authority: CN
Inventors: 陈东峰; 杨建刚; 王志安; 程志远; 李峰磊
Original assignee: Shanxi Jinju Coal Electrification Co ltd
Current assignee: Shanxi Jinju Coal Electrification Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2022-12-27
Anticipated expiration: 2032-10-08

Abstract

The utility model provides a thin water smoke explosion suppression device of a low-concentration gas conveying pipeline, which comprises a conveying pipe body and flange interfaces, wherein both ends of the conveying pipe body are connected with one flange interface, a water mist generator is arranged on the upper surface of the conveying pipe body, a spraying mechanism is arranged inside the conveying pipe body and runs through the bottom side of the water mist generator, the bottom side of the conveying pipe body is connected with an equipment box, and a box door is rotatably arranged on the side surface of the equipment box; the utility model discloses, the inside water of carrying the body can be located between two sets of sealing washers through the inside that the water inlet got into a drain cylinder, can drive the connecting rod downstream during the telescopic link shrink, the connecting rod downstream can drive the water downstream through the sealing washer, when the connecting rod drives the sealing washer motion of bottom side to the position of the junction of outlet pipe and a drain cylinder, the water can get into a drain cylinder and discharge this moment to can discharge the inside water of carrying the body, and prevent to carry the inside gas emergence of body and reveal.

Description

Thin water mist explosion-proof device for low-concentration gas conveying pipeline

Technical Field

The utility model belongs to the explosion-proof field of low concentration gas pipeline, specifically speaking are device is exploded to thin water smoke of low concentration gas pipeline.

Background

The gas is also called coal bed gas, is a hydrocarbon gas attached to the surface of coal matrix particles in coal or dissolved in coal bed water, is colorless, tasteless, flammable and explosive, and is easy to cause accidents in coal exploration and collection, the gas with the concentration of below 30 percent can be extracted from an underground coal bed by a water ring type extraction pump and is input into a generator unit cylinder body for power generation through a conveying pipeline with high safety, the application of the low-concentration gas has important significance for energy utilization, the low-concentration gas can be conveyed by the conveying pipeline, and in order to prevent the conveying pipeline from exploding in the process of conveying the low-concentration gas, a conveying pipeline fine water mist explosion-proof device needs to be installed inside the conveying pipeline;

the fine water smoke explosion-proof device of present low concentration gas pipeline can spray the risk that reduces gas explosion through carrying out the water smoke to inside gas when using, but the water smoke that sprays can form the water droplet after condensing, and the water droplet can drop on the bottom side of conveying pipe body inner wall under the gravity of self is reused, and the long-time not discharge of the inside water of conveying pipe body can exert an influence to the surface of conveying pipe body to lead to conveying pipe body inner wall to take place the corrosion.

To sum up, consequently the utility model provides a thin water smoke of low concentration gas pipeline hinders and explodes device to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a thin water smoke of low concentration gas pipeline hinders and explodes device to can form the water droplet after the water mist that sprays among the solution prior art condenses, the water droplet can drop on the bottom side of conveying body inner wall under the gravity of self is reused, and the inside water of conveying body does not discharge for a long time and can exert an influence to the surface of conveying body, thereby leads to conveying body inner wall to take place the corrosion scheduling problem.

The utility model provides a low concentration gas pipeline water mist explosion suppression device, includes conveying body and flange interface, the both ends of conveying body all are connected with a flange interface, the last surface mounting of conveying body has water fog generator, the bottom side of water fog generator runs through the internally mounted who carries the body and has spraying mechanism, the bottom side of conveying body is connected with the equipment box, the side surface of equipment box is rotatory to be installed the chamber door, drainage mechanism is installed to the bottom side of conveying body, the connecting rod has been run through to drainage mechanism's inside, the surface connection of connecting rod has the sealing washer, the side surface of connecting rod is provided with stop gear, the bottom of connecting rod is connected with the telescopic link, the inner wall at the equipment box is installed to the telescopic link.

Preferably, the spraying mechanism comprises a water mist channel and a water mist nozzle, the water mist channel is arranged on the inner wall of the conveying pipe body, a communicating structure is arranged between the water mist channel and the water mist generator, and the water mist nozzle is arranged in the water mist channel.

Preferably, the drainage mechanism includes a drainage tube, a water inlet and a water outlet pipe, the drainage tube through connection is at the bottom side surface of conveying body, the water inlet has been seted up to the side surface of drainage tube, the side surface of drainage tube is connected with the water outlet pipe, the water outlet pipe runs through the outside of equipment box and extends to the equipment box.

Preferably, the lowest position of the water inlet is flush with the bottom side of the inner wall of the conveying pipe body, and a communicating structure is arranged between the drainage cylinder and the water outlet pipe.

Preferably, the limiting mechanism comprises a sliding block and a sliding groove, the sliding block is connected to the side surface of the connecting rod, and the sliding groove is formed in the inner wall, close to the sliding block, of the drainage tube.

Preferably, two groups of the sliding blocks and the sliding grooves are symmetrically arranged about a longitudinal central axis of the connecting rod, and the sliding blocks are in sliding connection with the sliding grooves.

Preferably, the sealing ring is made of rubber, the sealing ring is in interference connection with the drainage tube, and a telescopic structure is formed between the connecting rod and the telescopic rod.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a telescopic link, the connecting rod, the sealing washer, a drainage tube, the cooperation of water inlet and outlet pipe is used, the inside water of conveying body inside can be located between two sets of sealing washers through the inside that the water inlet got into a drainage tube, the connecting rod downstream can be driven during the telescopic link shrink, the connecting rod downstream can drive the water downstream through the sealing washer, when the connecting rod drives the sealing washer motion of bottom side to the position of the junction of outlet pipe and a drainage tube, the water can get into a drainage tube and discharge this moment, thereby can discharge the inside water of conveying body, and prevent that the inside gas of conveying body from taking place to reveal.

Drawings

FIG. 1 is a schematic view of the explosion-proof device for low-concentration gas pipeline of the present invention;

FIG. 2 is a schematic view of the internal structure of the low-concentration gas pipeline explosion-proof device of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the explosion-proof device for low-concentration gas pipeline of the present invention;

fig. 4 is a schematic structural view of the drainage mechanism of the explosion-proof device for the low-concentration gas pipeline of the utility model.

In the figure:

1. conveying the pipe body; 2. a flange interface; 3. a water mist generator; 4. a water mist channel; 5. a water mist spray head; 6. an equipment box; 7. a box door; 8. a drain cylinder; 9. a water inlet; 10. a water outlet pipe; 11. a connecting rod; 12. a seal ring; 13. a slider; 14. a chute; 15. a telescopic rod.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are provided to illustrate the invention but are not intended to limit the scope of the invention.

As shown in fig. 1-4, the utility model provides a low concentration gas pipeline water mist explosion suppression device, including conveying body 1 and flange interface 2, the both ends of conveying body 1 all are connected with a flange interface 2, the last surface mounting of conveying body 1 has water mist generator 3, the bottom side of water mist generator 3 runs through the internally mounted who conveys body 1 and has spraying mechanism, the bottom side of conveying body 1 is connected with equipment box 6, the side surface swivelling joint of equipment box 6 has chamber door 7, drainage mechanism is installed to the bottom side of conveying body 1, drainage mechanism's inside has run through connecting rod 11, the surface connection of connecting rod 11 has sealing washer 12, the side surface of connecting rod 11 is provided with stop gear, the bottom of connecting rod 11 is connected with telescopic link 15, the inner wall at equipment box 6 is installed to telescopic link 15.

Referring to fig. 3, the spraying mechanism includes a water mist channel 4 and a water mist nozzle 5, the water mist channel 4 is installed on the inner wall of the conveying pipe body 1, a communication structure is provided between the water mist channel 4 and the water mist generator 3, the water mist nozzle 5 is installed inside the water mist channel 4, and the water mist generator 3 can spray water mist to the inside of the conveying pipe body 1 through the water mist channel 4 and the water mist nozzle 5.

Referring to fig. 3-4, the drainage mechanism includes a drainage tube 8, a water inlet 9 and a water outlet pipe 10, the drainage tube 8 is connected to the bottom surface of the conveying pipe body 1 in a penetrating manner, the water inlet 9 is formed in the side surface of the drainage tube 8, the side surface of the drainage tube 8 is connected with the water outlet pipe 10, the water outlet pipe 10 penetrates through the equipment box 6 and extends to the outside of the equipment box 6, the lowest position of the water inlet 9 is flush with the bottom side position of the inner wall of the conveying pipe body 1, a communicating structure is formed between the drainage tube 8 and the water outlet pipe 10, water inside the conveying pipe body 1 can enter the drainage tube 8 through the water inlet 9, and water inside the drainage tube 8 can enter the water outlet pipe 10 and be discharged.

Referring to fig. 4, the limiting mechanism includes a sliding block 13 and a sliding groove 14, the sliding block 13 is connected to a side surface of the connecting rod 11, the sliding groove 14 is formed in an inner wall of the drainage tube 8 close to the sliding block 13, the sliding block 13 and the sliding groove 14 are symmetrically arranged in two groups with respect to a longitudinal central axis of the connecting rod 11, the sliding block 13 and the sliding groove 14 are in sliding connection, and the connecting rod 11 can drive the sliding block 13 to slide inside the sliding groove 14 when being acted by force, so that the movement direction of the connecting rod 11 can be limited.

Referring to fig. 4, the sealing ring 12 is made of rubber, the sealing ring 12 is in interference connection with the drainage tube 8, the connecting rod 11 and the telescopic rod 15 form a telescopic structure, and the sealing ring 12 forms a seal inside the drainage tube 8, so that gas inside the conveying pipe body 1 can be prevented from leaking.

The specific working principle is as follows: as shown in fig. 1-4, when the water mist explosion-proof device of the low-concentration gas conveying pipeline is used, firstly, the water mist generator 3 can spray water mist to the inside of the conveying pipe body 1 through the water mist channel 4 and the water mist nozzle 5, the water mist can form water drops after being condensed and drop into the conveying pipe body 1, the water drops form a water body inside the conveying pipe body 1, the water body can enter the inside of the water drainage cylinder 8 through the water inlet 9, and the water body is located between the two groups of sealing rings 12, at the moment, the telescopic rod 15 can operate, and can contract when the telescopic rod 15 contracts, the connecting rod 11 can be driven to move downwards when the telescopic rod 15 contracts, the connecting rod 11 can drive the sliding block 13 to slide inside the sliding groove 14, meanwhile, the connecting rod 11 can drive the water body to move downwards through the two groups of sealing rings 12, and drive the bottom sealing ring 12 to move to the position at the top of the connection between the water outlet pipe 10 and the water drainage cylinder 8, the top sealing ring 12 at the top of the top moves to the lower side of the water inlet 9, when the bottom sealing ring 12 moves to the position communicated with the water outlet pipe 10 and the water drainage cylinder 8, and the water drainage cylinder 8 can discharge the water mist explosion-proof device of the low-concentration gas conveying pipeline, and the low-concentration gas conveying device can be prevented from leaking out of the conveying pipeline 1.

The embodiments of the present invention have been presented for purposes of illustration and description, and while embodiments of the invention have been illustrated and described above, it is to be understood that such embodiments are exemplary and are not to be construed as limiting of the invention, as variations, modifications, substitutions and alterations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the invention.

Claims

1. The utility model provides a thin water smoke of low concentration gas pipeline hinders and explodes device, includes conveying body (1) and flange interface (2), its characterized in that: the utility model discloses a water spraying and water draining device, including conveying pipe body (1), bottom side, equipment box (6), the bottom side of conveying pipe body (1) all is connected with a flange interface (2), the last surface mounting of conveying pipe body (1) has water mist generator (3), the bottom side of water mist generator (3) runs through the internally mounted in conveying pipe body (1) has spraying mechanism, the bottom side of conveying pipe body (1) is connected with equipment box (6), the side surface rotary mounting of equipment box (6) has chamber door (7), the bottom side of conveying pipe body (1) is installed drainage mechanism, drainage mechanism's inside has run through connecting rod (11), the surface of connecting rod (11) is connected with sealing washer (12), the side surface of connecting rod (11) is provided with stop gear, the bottom of connecting rod (11) is connected with telescopic link (15), the inner wall at equipment box (6) is installed in telescopic link (15).

2. The water mist explosion suppression device for the low-concentration gas delivery pipeline according to claim 1, characterized in that: the spraying mechanism comprises a water mist channel (4) and a water mist nozzle (5), the water mist channel (4) is arranged on the inner wall of the conveying pipe body (1), a communicating structure is arranged between the water mist channel (4) and the water mist generator (3), and the water mist nozzle (5) is arranged inside the water mist channel (4).

3. The water mist explosion suppression device for the low-concentration gas conveying pipeline according to claim 1, characterized in that: drainage mechanism includes a drain cylinder (8), water inlet (9) and outlet pipe (10), drain cylinder (8) through connection is on the bottom side surface of carrying body (1), water inlet (9) have been seted up to the side surface of drain cylinder (8), the side surface of drain cylinder (8) is connected with outlet pipe (10), outlet pipe (10) run through equipment box (6) and extend to the outside of equipment box (6).

4. The water mist explosion suppression device for the low-concentration gas conveying pipeline as claimed in claim 3, wherein: the lowest position of the water inlet (9) is flush with the bottom side position of the inner wall of the conveying pipe body (1), and the drainage cylinder (8) and the water outlet pipe (10) are in a communicated structure.

5. The water mist explosion suppression device for the low-concentration gas delivery pipeline according to claim 3, characterized in that: the limiting mechanism comprises a sliding block (13) and a sliding groove (14), the sliding block (13) is connected to the side surface of the connecting rod (11), and the sliding groove (14) is formed in the inner wall, close to the sliding block (13), of the drainage cylinder (8).

6. The water mist explosion suppression device for the low-concentration gas delivery pipeline according to claim 5, characterized in that: the sliding blocks (13) and the sliding grooves (14) are symmetrically arranged in two groups about a longitudinal central axis of the connecting rod (11), and the sliding blocks (13) are in sliding connection with the sliding grooves (14).

7. The water mist explosion suppression device for the low-concentration gas delivery pipeline according to claim 3, characterized in that: the sealing ring (12) is made of rubber, the sealing ring (12) and the drainage tube (8) are in interference connection, and a telescopic structure is formed between the connecting rod (11) and the telescopic rod (15).