CN218011648U - Explosion-proof ventilation unit is used to underground works - Google Patents
Explosion-proof ventilation unit is used to underground works Download PDFInfo
- Publication number
- CN218011648U CN218011648U CN202222108614.4U CN202222108614U CN218011648U CN 218011648 U CN218011648 U CN 218011648U CN 202222108614 U CN202222108614 U CN 202222108614U CN 218011648 U CN218011648 U CN 218011648U
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- Prior art keywords
- exhaust column
- pipe
- dust removal
- fan
- dust
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- Expired - Fee Related
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- 238000009423 ventilation Methods 0.000 title claims abstract description 24
- 239000000428 dust Substances 0.000 claims abstract description 101
- 238000001179 sorption measurement Methods 0.000 claims abstract description 42
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 34
- 230000008901 benefit Effects 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 10
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 10
- 241001330002 Bambuseae Species 0.000 claims description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 10
- 239000011425 bamboo Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 15
- 229910052799 carbon Inorganic materials 0.000 abstract description 8
- 238000004880 explosion Methods 0.000 abstract description 7
- 230000000740 bleeding effect Effects 0.000 abstract description 5
- 206010010904 Convulsion Diseases 0.000 abstract description 4
- 230000036461 convulsion Effects 0.000 abstract description 4
- 238000003915 air pollution Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000007664 blowing Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses an explosion-proof ventilation unit is used to underground works, include the exhaust column and locate the ventilation mechanism on the exhaust column, ventilation mechanism is including locating the inside first fan of exhaust column, with the benefit tuber pipe of exhaust column intercommunication, locating the second fan on the benefit tuber pipe, locating the induced duct on the second fan, locating the terminal pivot of exhaust column, the utility model discloses an put exhaust column, first fan, benefit tuber pipe, second fan, induced duct, pivot, spoiler, dust removal part, jetting pipe, electromagnetic pulse valve, gas bag, blast pipe, adsorption tank and active carbon adsorption plate, solved current ventilation unit at the in-process of bleeding, just arrange dust and harmful gas in the atmosphere through fan and pipeline, do not collect it, lead to the atmosphere pollution easily, simultaneously when the fan convulsions at the in-process of bleeding, harmful gas can gather in the pipeline, lead to the problem that the concentration has increased the safety hidden danger of dust explosion in the pipeline.
Description
Technical Field
The utility model belongs to the technical field of underground works, especially, relate to an underground works is with explosion-proof ventilation unit.
Background
Underground engineering means that it includes underground house and underground structure, subway, highway tunnel, tunnel under water, underground common ditch and street underpass to go deep into the below ground for the development utilize underground space resource to build, when underground construction, can produce more dust and harmful gas, in order to prevent dust explosion and harmful gas's pollution, can adopt the mode of fan convulsions to ventilate and handle, the problem that prior art exists is: but current ventilation unit is at the in-process of bleeding, just discharges dust and harmful gas to the atmosphere through fan and pipeline in, does not collect it, leads to the atmosphere to pollute easily, simultaneously when the fan convulsions is at the in-process of bleeding, harmful gas can gather in the pipeline, leads to the interior concentration of pipeline to increase the potential safety hazard of dust explosion.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model provides an underground works is with explosion-proof ventilation unit, possess through starting first fan, inside the gaseous suction exhaust column of underground, start the second fan simultaneously, the second fan can pass through induced duct and bushing suction exhaust column with subaerial air in, simultaneously subaerial air mixes with underground air, thereby reduce the concentration of the inside harmful gas of exhaust column, the bushing that the slope set up simultaneously can make gas flow along the exhaust column inwards, thereby prevent that gas from flowing through the opening part of exhaust column, when the air current is when the spoiler, can make the spoiler rotate, make external air and underground air misce bene, thereby harmful gas's concentration such as dust has been reduced, thereby it is too high because of intraductal induced draft dust concentration, and the hidden danger of the dust explosion that leads to, simultaneously gas is when the dirt removing tube, the dust can adsorb on the dust removal filter bag, thereby be convenient for collect the dust, prevent the air pollution's that direct emission arouses advantage, solved current ventilation unit at the in-process of dust, only pass through air exhaust and harmful gas to the pipeline and harmful gas to the atmospheric potential, air exhaust is collected the air pollution in its collection pipeline, the air pollution in the process has increased the air pollution problem easily, the air pollution in the air exhaust pipeline, the air pollution process can be realized.
The utility model discloses a realize like this, an explosion-proof ventilation unit is used to underground works, include the exhaust column and locate the ventilation mechanism on the exhaust column, ventilation mechanism is including locating the inside first fan of exhaust column, with the benefit tuber pipe of exhaust column intercommunication, locate the second fan on the benefit tuber pipe, locate the induced duct on the second fan, locate the terminal pivot of exhaust column, locate a plurality of spoilers in the pivot and locate the terminal dust removal part of exhaust column, the pivot is connected with the rotation of exhaust column, spoiler and pivot fixed connection, the slope of benefit tuber pipe sets up.
As the utility model discloses preferred, the dust removal part is including the dust removal section of thick bamboo of locating the exhaust column exit, locate a plurality of dust removal filter bags at dust removal section of thick bamboo top and locate the wind chamber of dust removal section of thick bamboo top surface, wind chamber and dust removal filter bag intercommunication, dust removal filter bag and the dust removal section of thick bamboo top surface fixed connection of locating.
As the utility model discloses it is preferred, the inside in wind chamber is equipped with the jetting pipe, the end of jetting pipe is equipped with the electromagnetic pulse valve, the bottom of electromagnetic pulse valve is equipped with the gas bag, the jetting pipe runs through a dust removal section of thick bamboo, the jetting pipe communicates with the wind chamber.
As the utility model discloses preferred, the bottom of dust removal section of thick bamboo is equipped with the ash bucket, is equipped with the ash discharge pipe of ash bucket bottom, locates the dust discharge valve on the ash discharge pipe.
As the utility model discloses it is preferred, be equipped with the blast pipe on the dust removal section of thick bamboo, the middle part of blast pipe is equipped with the adsorption tank, the inside of adsorption tank is equipped with the activated carbon adsorption board, blast pipe and wind chamber intercommunication, the activated carbon adsorption board can be dismantled with the adsorption tank and be connected.
As the utility model discloses preferred, the standing groove has been seted up at the top of adsorption box, the handle has set firmly on the active carbon adsorption plate.
As the utility model discloses it is preferred, the air intake department of exhaust column is equipped with the protection casing, a plurality of fresh air inlets have been seted up on the protection casing.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a set up the exhaust column, first fan, the exhaust column, the second fan, the induced duct, pivot and spoiler, reached through starting first fan, inside the gaseous suction column of underground, start the second fan simultaneously, the second fan can pass through induced duct and in the exhaust column suction column with subaerial air, simultaneously subaerial air and underground air mixing, thereby reduce the concentration of the inside harmful gas of exhaust column, the exhaust column that the while slope set up can make gaseous along the exhaust column inward flow, thereby prevent that gaseous opening part through the exhaust column from flowing, when the air current passes through the spoiler, can make the spoiler rotate, make outside air and underground air misce bene, thereby the concentration of harmful gas such as dust has been reduced, thereby the concentration of dust in the exhaust column is too high, and the effect of the explosion of the dust that leads to.
2. The utility model discloses a set up a dust removal section of thick bamboo, dust bag and wind chamber, when can making gaseous through a dust removal section of thick bamboo, the dust can adsorb on dust bag to be convenient for collect the dust, prevent direct emission and the air pollution who arouses.
3. The utility model discloses a set up jetting pipe, electromagnetic pulse valve and air pocket, can be when the dust on the dust bag is too much, through the continuous switch of electromagnetic pulse valve, can make the inside compressed air of air pocket get into the wind intracavity portion through the jetting pipe, then get into the dust bag through the wind chamber, make the dust bag constantly bulge to blow off the absorbent dust in dust bag surface.
4. The utility model discloses a set up ash discharge bucket, ash discharge pipe and unloading valve, can make the dust that blows off get into inside the ash discharge bucket, then make the dust discharge through the ash discharge pipe discharge, easy operation is convenient through opening the unloading valve.
5. The utility model discloses a set up blast pipe, adsorption tank and active carbon adsorption board, can make the gas after filtering get into in the blast pipe through the adsorption tank, when gas process active carbon adsorption board, can adsorb the sulphide in the gas and other harmful gas, prevent to directly discharge in the air, improve the protection effect to the environment.
6. The utility model discloses a set up standing groove and handle, can be when the activated carbon adsorption board need be changed, through the pulling handle, can take out from the standing groove by the activated carbon adsorption board, easy operation is swift.
7. The utility model discloses a set up protection casing and fresh air inlet, can prevent that great impurity from getting into in the exhaust column, improve the protection effect to the inside first fan of exhaust column.
Drawings
Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;
fig. 2 is a left side view provided by the embodiment of the present invention;
fig. 3 isbase:Sub>A perspective cross-sectional view taken along linebase:Sub>A-base:Sub>A of fig. 2 according to an embodiment of the present invention.
In the figure: 1. an exhaust pipe; 2. a first fan; 3. air supply pipe; 4. a second fan; 5. an induced draft tube; 6. a rotating shaft; 7. a spoiler; 8. a dust removal cylinder; 9. a dust removal filter bag; 10. a wind cavity; 11. a blowing pipe; 12. an electromagnetic pulse valve; 13. air bag; 14. an ash discharge hopper; 15. an ash discharge pipe; 16. an ash discharge valve; 17. an exhaust pipe; 18. an adsorption tank; 19. an activated carbon adsorption plate; 20. a placement groove; 21. a handle; 22. a protective cover; 23. and an air inlet hole.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.
The structure of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, the embodiment of the utility model provides a pair of explosion-proof ventilation unit is used to underground works, including exhaust column 1 and locate the ventilation mechanism on the exhaust column 1, ventilation mechanism is including locating 1 inside first fan 2 of exhaust column, with the anaplerosis pipe 3 of 1 intercommunication of exhaust column, locate second fan 4 on the anaplerosis pipe 3, locate induced duct 5 on second fan 4, locate 1 terminal pivot 6 of exhaust column, locate a plurality of spoilers 7 in the pivot 6 and locate the terminal dust removal part of exhaust column 1, pivot 6 rotates with exhaust column 1 to be connected, spoiler 7 and pivot 6 fixed connection, 3 slopes of anaplerosis pipe set up.
Referring to fig. 3, the dust removing component includes a dust removing cylinder 8 disposed at the outlet of the exhaust pipe 1, a plurality of dust removing filter bags 9 disposed at the top of the dust removing cylinder 8, and an air cavity 10 disposed on the top surface of the dust removing cylinder 8, the air cavity 10 is communicated with the dust removing filter bags 9, and the dust removing filter bags 9 are fixedly connected with the top surface of the dust removing cylinder 8.
The scheme is adopted: through setting up dust removal cylinder 8, dust bag 9 and wind chamber 10, dust bag 9 bottom is for sealing the setting, can make gaseous when dust removal cylinder 8, and the dust can adsorb on dust bag 9 to be convenient for collect the dust, prevent direct emission and the air pollution who arouses.
Referring to fig. 3, a blowing pipe 11 is arranged inside the air cavity 10, an electromagnetic pulse valve 12 is arranged at the tail end of the blowing pipe 11, an air bag 13 is arranged at the bottom of the electromagnetic pulse valve 12, the blowing pipe 11 penetrates through the dust removing cylinder 8, and the blowing pipe 11 is communicated with the air cavity 10.
Adopt above-mentioned scheme: through setting up injection pipe 11, electromagnetic pulse valve 12 and air pocket 13, the inside compressed air for storing of air pocket 13 can be when the dust on the dust removal filter bag 9 is too much, through the continuous switch of electromagnetic pulse valve 12, can make the inside compressed air of air pocket 13 get into inside the wind cavity 10 through injection pipe 11, then get into the dust removal filter bag 9 through wind cavity 10, make the dust removal filter bag 9 constantly swell to blow off the absorbent dust in dust removal filter bag 9 surface.
Referring to fig. 3, the bottom of the dust removing cylinder 8 is provided with an ash discharging hopper 14, an ash discharging pipe 15 arranged at the bottom of the ash discharging hopper 14, and an ash discharging valve 16 arranged on the ash discharging pipe 15.
Adopt above-mentioned scheme: through setting up ash bucket 14, ash discharge pipe 15 and unloading valve 16, can make the dust that blows off get into inside ash bucket 14, then make the dust discharge through ash discharge pipe 15 through opening unloading valve 16, easy operation is convenient.
Referring to fig. 3, an exhaust pipe 17 is arranged on the dust removing cylinder 8, an adsorption tank 18 is arranged in the middle of the exhaust pipe 17, an activated carbon adsorption plate 19 is arranged inside the adsorption tank 18, the exhaust pipe 17 is communicated with the air cavity 10, and the activated carbon adsorption plate 19 is detachably connected with the adsorption tank 18.
Adopt above-mentioned scheme: through setting up blast pipe 17, adsorption tank 18 and active carbon adsorption plate 19, blast pipe 17 and adsorption tank 18 intercommunication can make in the gas after the filtration gets into blast pipe 17 through adsorption tank 18, when gas process active carbon adsorption plate 19, can adsorb sulphide in the gas and other harmful gas, prevent directly to discharge in the air, improve the protection effect to the environment.
Referring to fig. 3, a placing groove 20 is opened at the top of the adsorption box 18, and a handle 21 is fixedly arranged on the activated carbon adsorption plate 19.
Adopt above-mentioned scheme: through setting up standing groove 20 and handle 21, can be when activated carbon adsorption board 19 needs to be changed, through pulling handle 21, can activated carbon adsorption board 19 will take out from standing groove 20, easy operation is swift.
Referring to fig. 3, a protective cover 22 is disposed at an air inlet of the exhaust pipe 1, and a plurality of air inlet holes 23 are formed in the protective cover 22.
Adopt above-mentioned scheme: through setting up protection casing 22 and fresh air inlet 23, can prevent that great impurity from getting into exhaust column 1 in, improve the protection effect to the inside first fan 2 of exhaust column 1.
The utility model discloses a theory of operation:
when the device is used, firstly, underground gas is pumped into the exhaust pipe 1 by starting the first fan 2, meanwhile, the second fan 4 is started, the second fan 4 can pump the air on the ground into the exhaust pipe 1 through the induced air pipe 5 and the air supplementing pipe 3, meanwhile, the air on the ground is mixed with the air on the ground, so that the concentration of harmful gas in the exhaust pipe 1 is reduced, meanwhile, the air supplementing pipe 3 which is obliquely arranged can enable the gas to flow inwards along the exhaust pipe 1, so that the gas is prevented from flowing out from an opening of the exhaust pipe 1, when the air flow passes through the spoiler 7, the spoiler 7 can be driven to rotate, so that the external air and the underground air are uniformly mixed, the concentration of harmful gas such as dust is reduced, and the concentration of the dust in the exhaust pipe 1 is reduced due to overhigh concentration, and the hidden danger of dust explosion that leads to, then when gas passes through dust removal barrel 8, the dust can adsorb on dust bag 9, thereby be convenient for collect the dust, prevent direct emission and the air pollution who arouses, when the dust on dust bag 9 is too much, through the continuous switch of electromagnetic pulse valve 12, can make the inside compressed air of gas bag 13 get into the wind chamber 10 inside through injection pipe 11, then get into dust bag 9 through wind chamber 10, make dust bag 9 constantly swell, thereby blow off the dust that the dust bag 9 surface adsorbs, finally, gas gets into in adsorption box 18 through blast pipe 17, active carbon adsorption plate 19 can adsorb sulphide and other harmful gas in the gas, prevent to directly discharge in the air, improve the protective effect to the environment.
In conclusion: this explosion-proof ventilation unit is used to underground works, through putting exhaust column 1, first fan 2, the air supplement pipe 3, second fan 4, induced duct 5, pivot 6, spoiler 7, the dust removal part, jetting pipe 11, electromagnetic pulse valve 12, gas bag 13, blast pipe 17, adsorption tank 18 and active carbon adsorption board 19, the in-process of current ventilation unit at bleeding has been solved, only pass through fan and pipeline with dust and harmful gas and arrange the atmosphere, do not collect it, lead to the atmosphere pollution easily, simultaneously when fan convulsions at the air bleed in-process, harmful gas can gather in the pipeline, lead to the problem that concentration has increased the potential safety hazard of dust explosion in the pipeline.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an explosion-proof ventilation unit for underground works, includes exhaust column (1) and locates the ventilation mechanism on exhaust column (1), its characterized in that: ventilation mechanism is including locating inside first fan (2) of exhaust column (1), with exhaust column (1) the benefit tuber pipe (3) of intercommunication, locate second fan (4) on benefit tuber pipe (3), locate induced duct (5) on second fan (4), locate exhaust column (1) terminal pivot (6), locate a plurality of spoilers (7) on pivot (6) and locate the terminal dust removal part of exhaust column (1), pivot (6) are rotated with exhaust column (1) and are connected, spoiler (7) and pivot (6) fixed connection, the slope of benefit tuber pipe (3) sets up.
2. An explosion-proof ventilating device for underground works as claimed in claim 1, wherein: the dust removal part comprises a dust removal barrel (8) arranged at the outlet of the exhaust pipe (1), a plurality of dust removal filter bags (9) arranged at the top of the dust removal barrel (8) and an air cavity (10) arranged on the top surface of the dust removal barrel (8), the air cavity (10) is communicated with the dust removal filter bags (9), and the dust removal filter bags (9) are fixedly connected with the top surface of the dust removal barrel (8).
3. An explosion-proof ventilation unit for underground works as claimed in claim 2, wherein: an injection pipe (11) is arranged in the air cavity (10), an electromagnetic pulse valve (12) is arranged at the tail end of the injection pipe (11), an air bag (13) is arranged at the bottom of the electromagnetic pulse valve (12), the injection pipe (11) penetrates through the dust removal barrel (8), and the injection pipe (11) is communicated with the air cavity (10).
4. An explosion-proof ventilating device for underground works as claimed in claim 2, wherein: the bottom of the dust removing cylinder (8) is provided with an ash discharging hopper (14), an ash discharging pipe (15) arranged at the bottom of the ash discharging hopper (14), and an ash discharging valve (16) arranged on the ash discharging pipe (15).
5. An explosion-proof ventilation unit for underground works as claimed in claim 2, wherein: be equipped with blast pipe (17) on dust removal section of thick bamboo (8), the middle part of blast pipe (17) is equipped with adsorption tank (18), the inside of adsorption tank (18) is equipped with activated carbon adsorption board (19), blast pipe (17) and wind chamber (10) intercommunication, activated carbon adsorption board (19) can be dismantled with adsorption tank (18) and be connected.
6. An explosion-proof ventilation unit for underground works as claimed in claim 5, characterized in that: a placing groove (20) is formed in the top of the adsorption box (18), and a handle (21) is fixedly arranged on the activated carbon adsorption plate (19).
7. An explosion-proof ventilating device for underground works as claimed in claim 1, wherein: the air inlet department of exhaust column (1) is equipped with protection casing (22), a plurality of fresh air inlet (23) have been seted up on protection casing (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222108614.4U CN218011648U (en) | 2022-08-11 | 2022-08-11 | Explosion-proof ventilation unit is used to underground works |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222108614.4U CN218011648U (en) | 2022-08-11 | 2022-08-11 | Explosion-proof ventilation unit is used to underground works |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218011648U true CN218011648U (en) | 2022-12-13 |
Family
ID=84344408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222108614.4U Expired - Fee Related CN218011648U (en) | 2022-08-11 | 2022-08-11 | Explosion-proof ventilation unit is used to underground works |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218011648U (en) |
-
2022
- 2022-08-11 CN CN202222108614.4U patent/CN218011648U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221213 |
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| CF01 | Termination of patent right due to non-payment of annual fee |