CN212790351U - Wet mixed flow dust remover for mine - Google Patents
Wet mixed flow dust remover for mine Download PDFInfo
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- CN212790351U CN212790351U CN202021528576.2U CN202021528576U CN212790351U CN 212790351 U CN212790351 U CN 212790351U CN 202021528576 U CN202021528576 U CN 202021528576U CN 212790351 U CN212790351 U CN 212790351U
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- mixed flow
- plate
- water
- dust remover
- wet
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- 239000000428 dust Substances 0.000 title claims abstract description 59
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 238000005406 washing Methods 0.000 claims abstract description 18
- 238000005065 mining Methods 0.000 claims abstract description 14
- 230000018044 dehydration Effects 0.000 claims abstract description 8
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 8
- 239000007921 spray Substances 0.000 claims abstract description 6
- 239000010865 sewage Substances 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims 2
- 239000010959 steel Substances 0.000 claims 2
- 239000007788 liquid Substances 0.000 abstract description 4
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000003595 mist Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000001363 water suppression through gradient tailored excitation Methods 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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- Separation Of Particles Using Liquids (AREA)
Abstract
The utility model relates to a mining wet-type mixed flow dust shaker. The technical scheme is as follows: dirt ware is washed including fan and wet-type, the dirt ware is washed to wet-type includes the barrel, air-supply line, mixed flow impeller device, spiral guiding device, annular filter plate, dehydration grid basket, the orifice plate and the filter screen block water have set gradually according to the air current trend in the barrel, install washing water spray pipe on the air-supply line, the injection direction orientation of spray pipe the interior cone of mixed flow impeller device, annular filter plate and the orifice plate fixed mounting that blocks water are on the barrel inner wall, it is fixed that dehydration grid basket passes through annular filter plate and the orifice plate support that blocks water, the filter screen is fixed at barrel rear end. The utility model discloses a fan suction workplace dirty gas carries for the mixed flow dust remover, and the wet-type dust remover of washing utilizes medium water to carry out gas-liquid separation to dirty gas humidification, realizes workplace's dust removal purification.
Description
Technical Field
The utility model relates to a dust removal technical field especially relates to a mining wet-type mixed flow dust shaker.
Background
During the mining, processing and production transportation of coal, a large amount of dust can be generated, so that the dust content in a workplace is very high, the visibility of a production site is low, the safety and the body health of production personnel are seriously harmed, meanwhile, coal dust explosion easily occurs, and the safety production of a coal mine is seriously influenced. In order to reduce dust pollution, people have taken measures such as water spraying, spraying dust settling, dynamic dust removal and the like for a long time, but the dust removal effect is not ideal. In the prior art, the dust removal capability and effect of dust removal technical equipment and facilities need to be improved.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a mining wet mixed flow dust remover, which solves the technical problems that the air volume and the dust removal efficiency are improved by adopting the combination of a fan and a wet type dust scrubber, the water distribution mode is scientific, the requirement on the water quality of washing water is avoided, the washing water can be recycled, and the dust mist wetting effect is good; increase annular filter plate and at the air outlet installation filter screen in the front of dehydration bars basket, filter the tiny particle in the air current, improve the effect of removing dust.
The technical scheme of the utility model is that: the utility model provides a mining wet-type mixed flow dust shaker, includes that fan and wet-type wash the dirt ware, the dirt ware includes the barrel is washed to the wet-type, air-supply line, mixed flow impeller device, spiral guiding device, annular filter plate, dehydration grid basket, the orifice plate and the filter screen block water have set gradually according to the air current trend in the barrel, install washing water spray pipe on the air-supply line, the direction orientation of spraying of spray pipe the interior cone of mixed flow impeller device, annular filter plate and the orifice plate fixed mounting that blocks water are on the barrel inner wall, it is fixed that dehydration grid basket passes through annular filter plate and the orifice plate support that blocks water, the filter screen is fixed at barrel rear end.
The utility model discloses a further improvement still, the bottom is provided with water-collecting device in the barrel, water-collecting device includes blowoff hole, guide plate, water catch bowl, the blowoff hole is opened in the barrel bottom, the guide plate is fixed on barrel bottom inner wall, water catch bowl fixed mounting is in the barrel bottom.
The utility model discloses a further improvement still, the air-supply line is venturi. The venturi tube can smoothly guide the gas into the mixed flow impeller inlet, and the air quantity loss is reduced.
The utility model discloses a further improvement is in addition, mixed flow impeller device includes mixed flow impeller, annular baffle, the mixed flow impeller includes interior awl, impeller blade and outer awl, first half is located the air-supply line in the interior awl, impeller blade is along the circumference evenly distributed of interior awl between interior awl and outer awl, annular baffle is fixed between outer awl and the barrel in mixed flow impeller air outlet department.
The utility model discloses a further improvement still, the guide plate includes guide plate I, guide plate II, the front end of guide plate I, guide plate II sticks up the head at the blowoff hole department and rises, and it highly exceeds blowoff hole border. Therefore, the guide plate can collect the separated sewage into the water collecting tank under the condition that the rotational flow operation of the mixture in the cylinder is not influenced.
The utility model discloses a further improvement still, the fan is bilobed wheel axial fan, provides sufficient amount of wind for the wet-type dirt ware of washing.
The utility model discloses a further improvement still, the ring filter board is high mesh wire net board.
The utility model discloses a further improvement still, the filter screen is high mesh wire net, the preceding spiral nozzle that has fixed of filter screen. And after the dust removal is finished, washing the filter screen in front of the air outlet.
According to the technical scheme, the utility model has the advantages of it is following: the processing capacity of the dust remover is improved by adopting the combination of the fan and the wet type dust remover; dust removal is carried out twice through centrifugal force generated by the impeller and interception of the filter screen, so that the dust removal effect is good; the washing water quality is not required, and the washing water can be recycled through the water collecting device; the air quantity loss is reduced through a Venturi air inlet pipe, and the filter screen is cleaned through a spiral nozzle; the utility model discloses compare in other power dust removers, under the throughput identical condition, electric power consumption is few, but the energy saving.
Drawings
In order to illustrate the technical solution of the present invention more clearly, the drawings that are needed in the description will be briefly introduced below, and the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of the wet type dust scrubber in fig. 1.
In the figure, 1, a fan, 2, a screw assembly, 3, a wet dust scrubber, 4, an outer cone, 5, impeller blades, 6, an inner cone, 7, a washing water outlet, 8, an outer cylinder shell I, 9, a mixed flow impeller, 10, an annular partition plate, 11, a spiral guide plate, 12, a motor, 13, a motor closed cylinder, 14, a flange and water blocking plate, 15, an annular filter plate, 16, an outer cylinder shell II, 17, a dewatering grid basket, 18, a water blocking pore plate, 19, a spiral nozzle, 20, a filter screen, 21, a rear panel, 22, a guide plate II, 23, a water collecting tank II, 24, a sewage discharge hole, 25, a water collecting tank I, 26, a guide plate I, 27, a water discharge pipe head, 28, a mixed flow impeller device, 29, a water collecting device, 30, a cylinder, 31, an air inlet pipe, 32, a water collecting tank and 33.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the 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 efforts shall belong to the protection scope of the present invention.
The following explains key terms appearing in the embodiments of the present invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description of the present invention, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly unless otherwise specifically indicated and limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be directly connected to each other, indirectly connected to each other through an intermediate member, or connected to each other through the inside of two members. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in the figure, the utility model discloses a mining wet-type mixed flow dust shaker includes that fan 1 and wet-type wash dirt ware 3, and fan 1 and wet-type wash dirt ware 3 and link together through middle bolt assembly 2 to wash dirt ware 3's impeller with fan 1 and wet-type and set up to disrotatory work. The wet type dust scrubber 3 comprises a cylinder 30, an air inlet pipe 31, a washing water outlet 7, a mixed flow impeller device 28, a motor 12, a motor sealing cylinder 13, a spiral flow guide device 11, an annular filter plate 15, a dehydration grid basket 17, a water-blocking pore plate 18, a water collecting device 29 and a filter screen 20. The cylinder body 30 is divided into two sections of an outer cylinder shell I8 and an outer cylinder shell II 16, and the middle of the outer cylinder shell I8 is connected with the middle of the outer cylinder shell II 16 through a flange 14 and a bolt. An air inlet pipe 31 is fixedly arranged at the leftmost end of the cylinder 30, and then a washing water outlet 7 is arranged in a straight section small-diameter pipe of the air inlet pipe 31, so that the spraying direction of the washing water outlet 7 faces to the inner cone 6 of the mixed flow impeller 9. The mixed flow impeller device 28 comprises a mixed flow impeller 9 and an annular partition plate 10, the mixed flow impeller 9 is arranged on the shaft extension of the motor 12, wherein the mixed flow impeller 9 comprises an outer cone 4, impeller blades 5 and an inner cone 6, the front half part of the inner cone 6 of the mixed flow impeller 9 is arranged in the air inlet pipe 31, and the impeller blades 5 are uniformly distributed between the inner cone 6 and the outer cone 4 along the circumference of the inner cone 6. An annular partition plate 10 is welded between the outer cone 4 and the inner wall of the barrel 30, the motor 12 is fixedly installed in a motor sealing barrel 13 through a flange, a spiral flow guide device 11 is welded between the motor sealing barrel 13 and the inner wall of the barrel 30, and the spiral flow guide device 11 can be selected to adopt a multi-head spiral flow guide plate. An annular filter plate 15 is welded on the flange and water-blocking plate 14, then the front end of the dewatering grid basket 17 is welded in the inner hole of the annular filter plate 15, and a water-blocking pore plate 18 is welded on a clamping channel between the shell at the rear end of the dewatering grid basket 17 and the outer cylinder II. A spiral nozzle 19 is arranged at the rear part of the dewatering grid basket 17, a filter screen 20 is arranged at the rear part of the spiral nozzle 19, and the filter screen 20 is fixedly arranged on a rear panel 21 of the cylinder body 30.
The water collecting device 29 of the wet type dust collector 3 comprises a drain hole 24, a guide plate 33, a water collecting tank 32 and a drain pipe screw head 27, wherein the guide plate 33 comprises a guide plate I26 and a guide plate II 22, the water collecting tank 32 comprises a water collecting tank I23 and a water collecting tank II 25, the bottom of the cylinder body 30 is provided with the rectangular drain hole 24 with the width of 20mm, the inner wall of the cylinder body 30 at one side of the bottom hole of the cylinder body is welded with the guide plate I26 and the guide plate II 22, the front end of the guide plate 33 is raised 20-30mm higher than the drain hole 24, the drain hole 24 is sealed by the water collecting tank I23 and the water collecting tank II 25 which are welded on the cylinder body 30, and the drain pipe screw head 27 is welded on the water. The sewage in the dust removal process is collected and can be recycled after precipitation treatment.
The utility model discloses an equipment working process does: when the machine is started, the wet dust scrubber 3 is started firstly, the dust scrubbing water inlet gate valve is switched on, the filter screen flushing water valve is switched off, and the fan 1 is started. The impeller of the fan 1 rotates, dust-containing air in a workplace is sucked into the fan 1, and dust-containing gas pressed out by the impeller enters the wet type dust scrubber 3. The dust-containing gas entering the wet type dust scrubber 3 firstly passes through an inlet pipe 31, the gas is smoothly guided into an inlet of the mixed flow impeller 9 by the inlet pipe 31, meanwhile, the washing water jet is centrifugally thrown out on an inner cone 6 of the mixed flow impeller 9 rotating at high speed, the thrown washing water is mechanically impacted into mist droplets, the mist droplets are combined and coagulated with dust in the dust-containing gas, the humidified gas enters each blade space of the mixed flow impeller 9 under the action of wind power, the mixed flow impeller blades 5 rotating at high speed fully stir and humidify the droplets and the dust-containing gas through the impact action and spin the droplets outwards in the backward direction, the gas flow extruded by the mixed flow impeller 9 obliquely impacts the inner wall of the outer cylinder shell I8 and enters the spiral flow guide channel 11, the gas flow mechanically impacts the outer cylinder shell I8 and the spiral flow guide plate 11 to promote the dust in the gas flow to be combined and coagulated with the droplets, and the dust-containing liquid droplet particles in the spiral forward movement of the gas flow are conveyed to an annular region near the inner wall, part of the sewage falls into the water collecting tank I25. When the air flow runs to the flange and water blocking plate 14 and the annular filter plate 15, the outer air flow impacts the flange and water blocking plate 15, the dust and liquid drops are combined and condensed again, the outer air flow is blocked, the sewage falls into the water collecting tank I25, part of the air flow passes through the annular filter plate 15 and is filtered and blocked, the rest air flow in the cylinder enters the dewatering grid basket 17, the liquid drop particles and part of the air flow enter a channel between the grid basket and the outer cylinder shell II 16 through the water permeable holes of the dewatering grid basket 17, the rear water blocking hole plate 18 blocks the sewage in the channel from moving backwards, the sewage falls into the water collecting tank II 23, the air flow in the channel is converged with the air flow at the outlet of the dewatering grid basket 17 through the rear water blocking hole plate 18, the air flow is filtered by the filter screen 20 at the front end of the air outlet pipe, the dust and water mist in the air are treated completely, and the. When the machine is stopped, the fan 1 is stopped, then the washing water gate valve is closed, then the wet dust scrubber 3 is stopped, the filter plate washing water gate valve is opened, and the machine is closed after being washed clean.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A mining wet mixed flow dust remover is characterized by comprising a fan (1) and a wet dust scrubber (3), the wet type dust scrubber (3) comprises a cylinder body (30), an air inlet pipe (31), a mixed flow impeller device (28), a spiral flow guide device (11), an annular filter plate (15), a dehydration grid basket (17), a water blocking pore plate (18) and a filter screen (20) are sequentially arranged in the cylinder body (30) according to the air flow direction, a washing water spray pipe (7) is arranged on the air inlet pipe (31), the spraying direction of the spray pipe (7) faces to the inner cone (6) of the mixed flow impeller device (28), the annular filter plate (15) and the water-blocking pore plate (18) are fixedly arranged on the inner wall of the cylinder body (30), the dehydration grid basket (17) is supported and fixed through an annular filter plate (15) and a water-blocking pore plate (18), and the filter screen (20) is fixed at the rear end part of the cylinder body (30).
2. The mining wet mixed flow dust remover according to claim 1, characterized in that a water collecting device (29) is arranged at the bottom in the cylinder (30), the water collecting device (29) comprises a sewage discharge hole (24), a guide plate (33) and a water collecting tank (32), the sewage discharge hole (24) is formed in the bottom of the cylinder (30), the guide plate (33) is fixed on the inner wall of the bottom of the cylinder (30), and the water collecting tank (32) is fixedly arranged at the bottom of the cylinder (30).
3. A mining wet mixed flow dust remover according to claim 1, characterized in that said air inlet pipe (31) is a venturi tube.
4. The mining wet-type mixed-flow dust remover according to claim 1, characterized in that said mixed-flow impeller device (28) comprises a mixed-flow impeller (9) and an annular partition plate (10), said mixed-flow impeller (9) comprises an inner cone (6), impeller blades (5) and an outer cone (4), said inner cone (6) front half is located in the air inlet pipe (31), said impeller blades (5) are uniformly distributed between the inner cone (6) and the outer cone (4) along the circumference of the inner cone (6), said annular partition plate (10) is fixed between the outer cone (4) and the barrel (30) at the air outlet of the mixed-flow impeller (9).
5. The mining wet mixed flow dust remover according to claim 2, characterized in that said guide plate (33) comprises a guide plate I (26) and a guide plate II (22), and the front ends of said guide plate I (26) and said guide plate II (22) raise at the position of said blow-off hole (24) and their heights are higher than the edge of said blow-off hole (24).
6. A mining wet mixed flow dust remover according to claim 1, characterized in that said fan (1) is a bilobed wheel axial flow fan.
7. A mining wet mixed flow dust remover according to claim 1, characterized in that said ring filter plate (15) is a high mesh steel wire mesh plate.
8. A mining wet mixed flow dust remover according to claim 1, characterized in that said screen (20) is a high mesh steel wire mesh, and a spiral nozzle (19) is fixed in front of said screen (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021528576.2U CN212790351U (en) | 2020-07-28 | 2020-07-28 | Wet mixed flow dust remover for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021528576.2U CN212790351U (en) | 2020-07-28 | 2020-07-28 | Wet mixed flow dust remover for mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212790351U true CN212790351U (en) | 2021-03-26 |
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ID=75105177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021528576.2U Active CN212790351U (en) | 2020-07-28 | 2020-07-28 | Wet mixed flow dust remover for mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212790351U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114100287A (en) * | 2021-12-23 | 2022-03-01 | 吉林省巨业清洁工程技术有限公司 | Dust removing device for coal unloading ditch turning room |
| CN115303028A (en) * | 2022-09-06 | 2022-11-08 | 重庆虎溪电机工业有限责任公司 | Light dust removal supercharging system |
-
2020
- 2020-07-28 CN CN202021528576.2U patent/CN212790351U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114100287A (en) * | 2021-12-23 | 2022-03-01 | 吉林省巨业清洁工程技术有限公司 | Dust removing device for coal unloading ditch turning room |
| CN115303028A (en) * | 2022-09-06 | 2022-11-08 | 重庆虎溪电机工业有限责任公司 | Light dust removal supercharging system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xing Zizhen Inventor after: Zhang Zhen Inventor after: Wei Qiang Inventor before: Xing Zizhen Inventor before: Zhang Zhen Inventor before: Wei Qiang |