CN116637466A - A filter dust remover for administering hydrogen sulfide gas and dust - Google Patents

Abstract

The invention discloses a filter and dust remover for controlling hydrogen sulfide gas and dust, which comprises a car body, a dust processing mechanism installed on the car body, and a hydrogen sulfide gas processing mechanism. The dust processing mechanism includes a cyclone separator and a hydrogen sulfide gas processing mechanism. The suction fan installed at the output end of the cyclone separator, the hydrogen sulfide gas processing mechanism includes a housing and a spray assembly, the housing is equipped with an air equalization assembly, and the air equalization assembly includes a flow guide tube and is installed on the flow guide The distribution cover on the upper part of the cylinder; the spray assembly includes a liquid supply pipe extending into the housing and a pressurizing pump, and the pressurizing pump injects lye into the liquid supply pipe; the output end of the liquid supply pipe is located at above the cowl. The filtering and dedusting machine for treating hydrogen sulfide gas and dust of the present invention is flexible and convenient to move, takes up little space, reduces the amount of lye used and the amount of sewage generated, and improves the effect of removing dust and hydrogen sulfide gas.

Description

A filter and dust remover for treating hydrogen sulfide gas and dust

technical field

The invention belongs to the technical field of dust removal equipment, in particular to a filter and dust remover for controlling hydrogen sulfide gas and dust.

Background technique

As we all know, a lot of dust will be produced during mine construction, and there are many harmful gases in coal mines. Among them, hydrogen sulfide is one of the representatives of harmful gases faced by mine production. It is colorless, acidic, and has the smell of rotten eggs. The density of hydrogen is higher than that of air, and it generally accumulates near the floor of coal mine roadways and working faces. Dust and hydrogen sulfide gas have a great impact on the human body. Therefore, in order to ensure the safety of underground workers, dust and hydrogen sulfide gas must be treated.

For example, the Chinese invention patent discloses a device and method for simultaneous treatment of hydrogen sulfide and dust in mines with publication (announcement) No. CN107489442B, which includes a damper, a spray unit, a feeding unit and a packing layer, and the damper is installed in the coal mine underground roadway , the damper is divided into front and rear two layers, the interior is hollow, the front damper and the rear damper are both grid-shaped, the spray unit includes the first spray unit and the second spray unit, the first spray unit is used to remove the wind in the mine The second spray unit is used to remove hydrogen sulfide in the mine air flow. The spray unit can atomize the liquid and increase the number of times the liquid contacts the air flow. The packing layer is filled with pull rings to increase the gas-liquid contact area, thereby strengthening The effect of lye on absorbing hydrogen sulfide. It has the function of purifying hydrogen sulfide gas in coal mines, improving the working environment of mines and eliminating potential safety hazards.

However, when the inventor implemented this device, he found the following defects: it adopts a fixed spraying method at the working face to realize the treatment of dust and hydrogen sulfide gas in the mine, which takes up a large space, is inconvenient to disassemble and assemble, and has poor mobility; The dosage is large, the sewage generated is large, and the removal effect of dust and hydrogen sulfide gas needs to be further improved.

Contents of the invention

Based on the above deficiencies in the prior art, the technical problem to be solved by the present invention is to provide a filter and dust remover for treating hydrogen sulfide gas and dust, which is flexible and convenient to move, takes up little space, and reduces the amount of lye and the amount of sewage generated at the same time. Improve dust and hydrogen sulfide gas removal effect.

In order to solve the above-mentioned technical problems, the present invention is achieved through the following technical solutions: The present invention provides a filter and dust remover for treating hydrogen sulfide gas and dust, including a car body, a dust treatment mechanism installed on the car body and hydrogen sulfide gas Processing mechanism, the dust processing mechanism includes a cyclone separator and a suction fan installed at the output end of the cyclone separator, the hydrogen sulfide gas processing mechanism includes a housing and a spray assembly, and an air equalization assembly is installed in the housing, The air equalization assembly includes a draft tube and a distribution cover installed on the upper part of the draft tube; the spray assembly includes a liquid supply pipe extending into the casing and a booster pump, and the booster pump injects the alkali solution into the liquid supply pipe; the output end of the liquid supply pipe is located above the distribution hood.

Further, a flow distribution assembly is installed at the output end of the liquid supply pipe, and the flow distribution assembly includes an atomizing nozzle facing upward in the casing and a diffuser nozzle facing the flow distribution cover.

Optionally, the cyclone separator is provided with an air outlet pipe extending into the interior, and a cylindrical filter element is installed at the air outlet pipe.

Optionally, the cyclone separator is equipped with a dust removal assembly for cylindrical filter element cleaning; the dust removal assembly includes an installation column fixedly installed in the cyclone separator, a dust removal brush, two support rods, a transmission Rod, driving cylinder and driving cylinder, one end of the two struts is hinged to the mounting column, the other end of the two struts is hinged to the cleaning brush, the driving cylinder can be slid up and down and installed on the mounting column, and one end of the transmission rod It is hinged with the drive cylinder, the other end of the transmission rod is hinged with one of the set of support rods, the drive cylinder provides power for the up and down movement of the drive cylinder, the cylindrical filter element is rotatably installed at the air outlet pipe, and the suction fan Provide power for the rotation of the cartridge filter.

Further, the output end of the suction fan extends tangentially from the inner wall of the housing into the housing.

Furthermore, an air outlet is provided on the housing, and a reflux plate arranged obliquely is installed in the housing near the air outlet.

Optionally, multiple groups of evenly distributed guide vanes are arranged in the guide cylinder.

Further, it also includes an ash collection box, the dust discharge end of the cyclone dust collector extends into the ash collection box, and a drawer is slidably installed on the ash collection box.

Optionally, a mud collection tank is provided at the bottom of the housing, and a mud discharge pipe extending into the mud collection tank is installed on the housing, and the bottom wall of the mud collection tank is arranged obliquely toward the mud discharge pipe .

Optionally, a support assembly is installed at the corner of the vehicle body, and the support assembly includes an upper expansion brace hingedly installed on the vehicle body and a support foot screwed on the expansion brace.

From the above, the filter and dust remover for controlling hydrogen sulfide gas and dust provided by the present invention has the following beneficial effects:

1. The external fan pressurizes the dust and hydrogen sulfide gas and sends them into the cyclone separator. Under the action of the cyclone separator, the large particle dust is removed, and the small particle dust and hydrogen sulfide gas are sucked by the suction fan. Into the casing, the booster pump pressurizes the lye and sprays it out through the spray assembly. Under the action of the gas equalization assembly, small particles of dust and hydrogen sulfide gas contact with the lye to capture the small particles of dust and hydrogen sulfide gas remove;

2. Pretreatment of dust, the remaining dust and hydrogen sulfide gas can be removed by a small amount of lye, reducing the amount of lye and sewage production while improving the removal effect of dust and hydrogen sulfide gas.

3. The use of the car body can realize the convenient movement of the dust collector, which is flexible and convenient to move and takes up little space

The above description is only an overview of the technical solution of the present invention. In order to better understand the technical means of the present invention, it can be implemented according to the contents of the description, and in order to make the above and other purposes, features and advantages of the present invention more obvious and understandable , below in conjunction with the preferred embodiment, and with the accompanying drawings, the detailed description is as follows.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings of the embodiments will be briefly introduced below.

Fig. 1 is the three-dimensional structure schematic diagram of the present invention;

Fig. 2 is the front view structure schematic diagram of the present invention;

Fig. 3 is a schematic diagram of a cross-sectional structure at A-A in Fig. 2;

Fig. 4 is a schematic diagram of a cross-sectional structure at B-B in Fig. 2;

Fig. 5 is a left view structure schematic diagram of the present invention;

Fig. 6 is a schematic diagram of the cross-sectional structure at C-C in Fig. 5 .

Marks in the attached drawings: 1. Vehicle body; 2. Cyclone separator; 3. Suction fan; 4. Housing; ;9. Atomizing nozzle; 10. Diffusion nozzle; 11. Air outlet pipe; 12. Cylindrical filter element; 13. Mounting column; 14. Cleaning brush; 18. Drive cylinder; 19. Air outlet; 20. Reverse flow plate; 21. Guide vane; 22. Ash collection box; 23. Drawer; 24. Mud collection tank; 25. Mud discharge pipe; 27. Support the feet.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

The specific implementation of the present invention will be described in detail below in conjunction with the accompanying drawings. As a part of this description, the principles of the present invention will be described through examples. Other aspects, features and advantages of the present invention will become clear through the detailed description. In the referenced drawings, the same reference numerals are used for the same or similar components in different drawings.

As shown in Figures 1 to 6, the filter dust remover for treating hydrogen sulfide gas and dust provided by the present invention includes a car body 1, a dust treatment mechanism installed on the car body 1 and a hydrogen sulfide gas treatment mechanism. Among them, the dust processing mechanism includes a cyclone separator 2 and a suction fan 3 installed at the output end of the cyclone separator 2, and the hydrogen sulfide gas processing mechanism includes a housing 4 and a spray assembly, and the housing 4 is equipped with a gas equalization assembly, which is uniform. The gas assembly includes a draft tube 5 and a distribution cover 6 installed on the top of the draft tube 5 .

The spray assembly includes a liquid supply pipe 7 protruding into the casing 4 and a booster pump 8 , and the booster pump 8 injects the lye into the liquid supply pipe 7 . The output end of the liquid supply pipe 7 is located above the distribution cover 6 .

Further, the present invention also includes a storage tank placed on the vehicle body 1, the input end of the booster pump 8 extends into the inner bottom of the storage tank, and the storage tank contains lye. The output end of the pressurizing pump 8 communicates with the input end of the liquid supply pipe 7 . It should be noted that the corresponding treatment solution can be replaced according to the nature of the removal of harmful gases. This embodiment only uses hydrogen sulfide gas as an example to describe in detail. The equivalent methods of using the above principles to treat other harmful gases are covered by this case. within range.

The distribution cover 6 is preferably a conical cover, the tip of the conical cover faces upwards, and the lye sprayed out by the spray assembly forms a columnar water curtain under the action of the conical cover, while small particles of dust and hydrogen sulfide gas Enter the bottom of the conical hood through the guide tube 5 and move toward the columnar water curtain along the bottom of the conical hood, so that the small particles of dust and hydrogen sulfide gas can fully contact with the lye to achieve the separation of dust and hydrogen sulfide gas. Removal purpose, at the same time, the conical cover also has a certain flow blocking effect, reduces the airflow velocity, and further improves the removal effect of dust and hydrogen sulfide gas. The distribution cover 6 also can adopt other umbrella-shaped cover or semicircular cover etc. that have equivalent effect.

Specifically, a flow distribution assembly is installed at the output end of the liquid supply pipe 7 , and the flow distribution assembly includes an atomizing nozzle 9 facing upward inside the casing 4 and a diffuser nozzle 10 facing the flow distribution cover 6 . The central axes of the atomizing nozzle 9 , the diffuser head 10 and the distribution hood 6 are coincident. The liquid supply pipe 7 is preferably a glass steel pipe or a metal pipe lined with an anti-corrosion layer inside and outside. The booster pump 8 pressurizes the lye and sprays it from the atomizing nozzle 9 and the diffuser nozzle 10 respectively, and the atomizing nozzle 9 sprays the lye into the inner upper part of the housing 4 in the form of water mist to form an lye atomizing area , to increase the contact probability of dust and hydrogen sulfide gas with the alkali solution, and the diffusion nozzle 10 sprays the alkali solution on the top of the distribution cover 6, so that a columnar water curtain is formed around the distribution cover 6, and the columnar form of water The curtain is placed on the guide tube 5 to achieve sufficient removal of dust and hydrogen sulfide gas.

Specifically, the cyclone 2 is provided with an air outlet pipe 11 extending into the interior, and a cylindrical filter element 12 is installed at the air outlet pipe 11, and the dust in the cyclone 2 can be further captured by the cylindrical filter element 12, Reduce dust entering into the housing 4, further reduce the amount of lye and reduce the generation of muddy water. The airflow in the cyclone separator 2 is swirling, and the filter area can be increased by adopting the cylindrical filter element 12, so as to further improve the dust capture effect.

The cyclone separator 2 is equipped with a dust removal assembly for cleaning the cylindrical filter element 12. The dust removal assembly includes a mounting column 13 fixedly installed in the cyclone separator 2, a dust removal brush 14, two support rods 15, and a transmission rod 16 , drive cylinder 17 and drive cylinder 18, one end of two struts 15 is hinged with mounting column 13, the other end of two struts 15 is hinged with cleaning brush 14, and drive cylinder 17 can slide up and down and is installed on mounting column 13 places, transmission One end of the rod 16 is hinged to the driving cylinder 17, the other end of the transmission rod 16 is hinged to one of the set of struts 15, the driving cylinder 18 provides power for the up and down movement of the driving cylinder 17, and the cylindrical filter element 12 is rotatably installed on the air outlet pipe 11 , The suction fan 3 provides power for the rotation of the cylindrical filter element 12 .

Further, the present invention also includes a transmission shaft, the cylindrical filter element 12 is connected to the suction fan 3 through the transmission shaft, a driving motor is installed on the suction fan 3, the transmission shaft is fixedly connected to the output shaft of the driving motor, and the driving cylinder 18 is fixedly mounted on On the top of the cyclone separator 2, the output end of the drive cylinder 18 extends into the cyclone separator 2 and is connected to the drive cylinder 17 in transmission, and the cleaning brush 14 is arranged in parallel with the cylindrical filter element 12 . The suction fan 3 drives the cylindrical filter element 12 to rotate synchronously while rotating, so that the outer wall of the cylindrical filter element 12 is in full contact with the dust, so as to avoid the situation that the cylindrical filter element 12 absorbs too much dust on one side and less dust on the other side to ensure the uniformity of dust filtration and adsorption of the cylindrical filter element 12; when the cylindrical filter element 12 needs to be cleaned, it is not necessary to use high-pressure air for purging, and the drive cylinder 18 can be activated to drive the drive cylinder 18 17 moves down along the mounting column 13, and after being driven by the transmission rod 16 and the strut 15, the dust cleaning brush 14 contacts the outer wall of the cylindrical filter element 12, and the dust cleaning brush 14 cleans the outer wall of the cylindrical filter element 12 in the rotating state comprehensively, so as to To achieve the purpose of dust removal.

Further, there is at least one set of dust removal components, and multiple groups of dust removal components can be used to comprehensively clean the dust on the outer wall of the cylindrical filter element 12 synchronously, so as to improve the cleaning effect and efficiency of the cylindrical filter element 12 and shorten the cleaning time. Drive cylinder 18 can adopt electric cylinder, pneumatic cylinder or hydraulic cylinder.

Mounting column 13 is provided with extension spring, and one end of extension spring is connected with drive cylinder 17, and the other end of extension spring is connected with installation column 13. In the non-dust cleaning state of cylindrical filter element 12, under the effect of extension spring, extension spring Pulling drive cylinder 17 moves up, and cleaning brush 14 is out of contact with cylindrical filter core 12 outer walls, and now drive cylinder 18 does not need to be in working condition for a long time, reduces the energy consumption of drive cylinder 18.

Specifically, the output end of the suction fan 3 extends tangentially from the inner wall of the housing 4 into the housing 4, and the output end of the suction fan 3 can be communicated with the inside of the housing 4 through an air duct, and the air duct runs along the inner wall of the housing 4. Tangentially enters into the shell 4, so that the inside of the shell 4 forms a swirling flow, so that the dust and hydrogen sulfide gas in the shell 4 can fully contact with the lye, and at the same time, under the action of the swirling flow, small droplets can be promoted to gather with each other Large droplets are formed, and the large droplets fall to the inner bottom of the housing 4 under the action of swirling flow and gravity, further improving the capture effect of dust and hydrogen sulfide gas.

In addition, the casing 4 is provided with an air outlet 19 , and an obliquely arranged reflux plate 20 is installed in the casing 4 close to the air outlet 19 . The reverse air flow and the updraft meet to reduce the wind speed at the air outlet 19, and at the same time further increase the contact probability between the small droplets, so that the small droplets gather into large droplets and reduce the leakage of waste liquid. escape, and can effectively reduce the escape of dust and hydrogen sulfide gas, and further improve the removal effect of dust and hydrogen sulfide gas.

Specifically, multiple groups of evenly distributed guide vanes 21 are arranged in the guide tube 5, and the guide vanes 21 can further guide the airflow flowing through the guide tube 5. Under the action of the guide vanes 21, The air flow can be reversely rotated, so that the inner upper air flow of the housing 4 and the inner lower air flow of the housing 4 are reversely rotated. Under the action of the reverse rotation of the lower airflow, the probability of contact between dust and hydrogen sulfide gas and lye can be increased, thereby further improving the removal effect of dust and hydrogen sulfide gas.

The present invention also includes an ash collection box 22, the dust discharge end of the cyclone separator 2 extends into the ash collection box 22, and a drawer 23 is slidably installed on the ash collection box 22. The dust discharged from the cyclone separator 2 enters the drawer 23 in the ash collection box 22. When the dust has accumulated to a certain amount, the drawer 23 is pulled away, and the dust in the drawer 23 is cleaned centrally to improve the convenience of dust cleaning. sex.

Specifically, a mud collection tank 24 is provided at the inner bottom of the housing 4, and a mud discharge pipe 25 extending into the mud collection tank 24 is installed on the housing 4, and the inner bottom wall of the mud collection tank 24 is inclined to the mud discharge pipe 25. , the muddy water generated in the shell 4 can be collected through the mud collecting tank 24, and the muddy water is discharged outside through the mud discharge pipe 25, and an on-off valve is installed at the mud discharging pipe 25, and the inner bottom wall of the mud collecting tank 24 is arranged in an inclined manner , can reduce the residue of muddy water in the mud collecting tank 24, and improve the smoothness of muddy water drainage.

A support assembly is installed at a corner of the vehicle body 1, and the support assembly includes an upper extension brace 26 hingedly mounted on the vehicle frame and a support foot 27 screwed on the extension brace 26. After the dust remover is moved to the required position, the extension support 26 is extended outwards, and the support feet 27 are rotated and adjusted until the support feet 27 are in close contact with the ground, so as to improve the placement stability of the dust remover.

Below, with reference to Figures 1 to 6 and in conjunction with the description of the above-mentioned structural features, the working principle of the filter and dust remover for treating hydrogen sulfide gas and dust of the present invention is briefly described:

When in use, the car body 1 is moved to the vicinity of the mine operation surface, and the input end of the cyclone separator 2 is connected with an external fan, and the external fan pressurizes the dust and hydrogen sulfide gas and sends them into the cyclone separator 2. Under the action of the cyclone separator 2, most of the large-particle dust is removed, and the large-particle dust enters the drawer 23 in the ash collection box 22 for discharge, while the small-particle dust and hydrogen sulfide gas are sucked by the suction fan 3 to the shell. Inside the body 4, the booster pump 8 pressurizes the lye and sprays it from the atomizing nozzle 9 and the diffuser nozzle 10 respectively, and the atomizing nozzle 9 sprays the lye into the inner upper part of the housing 4 in the form of water mist to form an alkali The diffusion nozzle 10 sprays the lye on the top of the distribution hood 6 to form a columnar water curtain around the distribution hood 6. The columnar water curtain and the lye atomization area are resistant to dust and hydrogen sulfide. The gas is captured to realize the removal of dust and hydrogen sulfide gas, the clean gas is discharged through the air outlet 19, and the muddy water is discharged through the mud collecting tank 24 and the mud discharge pipe 25.

The above description is only a preferred embodiment of the present invention, and of course the scope of rights of the present invention cannot be limited by this. It should be pointed out that for those of ordinary skill in the art, they can also Several improvements and changes are made, and these improvements and changes are also regarded as the protection scope of the present invention.

Claims (10)

1. A filter dust remover for controlling hydrogen sulfide gas and dust, comprising a car body (1), a dust treatment mechanism and a hydrogen sulfide gas treatment mechanism installed on the car body (1), characterized in that: The dust processing mechanism includes a cyclone separator (2) and a suction fan (3) installed at the output end of the cyclone separator (2), and the hydrogen sulfide gas processing mechanism includes a housing (4) and a spray assembly. The housing (4) is equipped with an air-distributing assembly, which includes a draft tube (5) and a distribution cover (6) installed on the top of the draft tube (5); The spray assembly includes a liquid supply pipe (7) extending into the casing (4) and a booster pump (8), and the booster pump (8) injects lye into the liquid supply pipe (7) ; The output end of the liquid supply pipe (7) is located above the distribution cover (6). 2. The filter dust remover for treating hydrogen sulfide gas and dust as claimed in claim 1, characterized in that, the output end of the liquid supply pipe (7) is equipped with a distribution assembly, and the distribution assembly includes a direction toward The upper atomizing nozzle (9) in the housing (4) and the diffuser nozzle (10) towards the distribution cover (6). 3. as claimed in claim 1, is used to control the filter dedusting machine of hydrogen sulfide gas and dust, it is characterized in that, described cyclone separator (2) is provided with the outlet pipe (11) that stretches into inside, A cylindrical filter element (12) is installed at the air outlet pipe (11). 4. The filter dust remover for treating hydrogen sulfide gas and dust as claimed in claim 3, characterized in that, a dust removal assembly for cylindrical filter element (12) cleaning is installed on the cyclone separator (2) The dust removal assembly includes a mounting column (13), a dust removal brush (14), two struts (15), a transmission rod (16), and a drive cylinder (17) fixedly installed in the cyclone separator (2). And drive cylinder (18), one end of two struts (15) is hinged with installation column (13), and the other end of two struts (15) is hinged with cleaning brush (14), and described drive cylinder (17) can be up and down Slidingly installed on the mounting column (13), one end of the transmission rod (16) is hinged to the drive cylinder (17), and the other end of the transmission rod (16) is hinged to one of the set of struts (15). The driving cylinder (18) provides power for the up and down movement of the driving cylinder (17), the cylindrical filter element (12) is rotatably mounted on the air outlet pipe (11), and the suction fan (3) is a cylindrical filter element (12 ) rotation to provide power. 5. The filter dust remover for controlling hydrogen sulfide gas and dust as claimed in claim 2, wherein the output end of the suction fan (3) extends tangentially from the inner wall of the housing (4) to the housing body (4). 6. The filter dust remover for treating hydrogen sulfide gas and dust as claimed in claim 5, characterized in that, the housing (4) is provided with an air outlet (19), and the inside of the housing (4) A reflux plate (20) arranged obliquely is installed near the air outlet (19). 7. The filter dust remover for treating hydrogen sulfide gas and dust as claimed in claim 6, characterized in that, multiple groups of evenly distributed guide vanes (21) are arranged in the guide cylinder (5). 8. The filter dedusting machine for controlling hydrogen sulfide gas and dust as claimed in claim 1, characterized in that, it also comprises a dust collection box (22), and the dust discharge end of the cyclone dust collector stretches into the collection In the ash box (22), a drawer (23) is slidably installed at the ash collection box (22). 9. The filter dust remover for controlling hydrogen sulfide gas and dust as claimed in claim 1, characterized in that, the bottom of the housing (4) is provided with a mud collection tank (24), and the housing (4) ) is installed with a mud discharge pipe (25) extending into the mud collection tank (24), and the bottom wall of the mud collection tank (24) is arranged inclined to the mud discharge pipe (25). 10. The filter dust remover for treating hydrogen sulfide gas and dust as claimed in claim 1, characterized in that, a support assembly is installed at the corner of the vehicle body (1), and the support assembly includes a The upper expansion support (26) of the body (1) and the support anchor (27) that is screwed on the expansion support (26).