CN112915684A - Portable mining site air purification device - Google Patents

Portable mining site air purification device Download PDF

Info

Publication number
CN112915684A
CN112915684A CN202110079959.9A CN202110079959A CN112915684A CN 112915684 A CN112915684 A CN 112915684A CN 202110079959 A CN202110079959 A CN 202110079959A CN 112915684 A CN112915684 A CN 112915684A
Authority
CN
China
Prior art keywords
dust
air
chamber
air purification
movable plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110079959.9A
Other languages
Chinese (zh)
Inventor
朱锦良
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202110079959.9A priority Critical patent/CN112915684A/en
Publication of CN112915684A publication Critical patent/CN112915684A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D47/00Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/06Spray cleaning

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention belongs to the field of air purification, and particularly relates to a movable type mine air purification device which comprises a box body, wherein the box body comprises a dust removal chamber and a water storage chamber, the dust removal chamber and the water storage chamber are communicated through a fan, the dust removal chamber is provided with an air inlet pipe, one end, close to the air inlet pipe, of the box body is rotatably connected with a movable plate, the dust removal chamber is provided with a plurality of groups of filter columns, adjacent filter columns are connected in a matched mode, the filter columns are movably connected with a heating device, the heating device and the movable plate are arranged in a matched mode, one end, far away from the movable plate, of the box body is rotatably connected with an exhaust device, and. By arranging the movable mine air purification device, the dust content in the air is reduced by dust collection treatment when the dust in the air exceeds the standard in the construction process of a mine, the problem of air pollution of the mine is fundamentally solved, and the health of workers is ensured.

Description

Portable mining site air purification device
Technical Field
The invention belongs to the field of air purification, and particularly relates to a mobile mine field air purification device.
Background
Air purification means to provide the solution of disinfecting, dust fall except that haze, dispelling harmful residue and peculiar smell to indoor outer various environmental problem, especially in the more construction areas of dust such as mines, and a large amount of dusts have caused very big influence to staff's healthy. With the increasing construction requirements of mines, the purification work of dust in the air in the mine area is also improved continuously.
Among the prior art, the air purification mode in mine mainly still carries out the dust fall through the mode of spraying and handles, but the dust in the air meets steam and bonds on ground, and inevitable causes the influence to staff's construction, and the dust on ground still has contaminated air's hidden danger behind the moisture drying simultaneously, can not solve the air pollution problem in mine in the root cause, influences staff's healthy.
To this end, we propose a mobile mine air purification device to solve the above problems.
Disclosure of Invention
The invention aims to solve the problems and provides a recyclable mobile mine field air purification device which can improve the air quality of a mine field through dust collection treatment.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a portable mining site air purification device, includes the box, the box includes clean room and reservoir chamber, set up through the fan intercommunication between clean room and the reservoir chamber, the clean room is equipped with the air-supply line, the box is close to the one end rotation of air-supply line and is connected with the fly leaf, the clean room is equipped with the multiunit and strains the post, and is adjacent the cooperation is connected between the filter column, it has heating device to strain post swing joint, heating device and fly leaf cooperation setting, the one end that the fly leaf was kept away from to the box is rotated and is connected with exhaust apparatus, exhaust apparatus and filter column swing joint.
In foretell portable mining site air purification device, the one end of reservoir chamber is equipped with the water filling port, water filling port threaded connection has sealed lid, the one end that the box is close to the water filling port is equipped with the relief valve, the one end intercommunication that the water filling port was kept away from to the reservoir chamber is provided with the outlet pipe, the outlet pipe rotates and is connected with the reposition of redundant personnel fan.
In foretell portable mining site air purification device, the clean room is divided into dust collecting chamber and clean room through the baffle, strain the post through spring pipe and baffle swing joint, it is adjacent strain between the post through the swing joint that shakes.
In foretell portable mining site air purification device, the dust collecting chamber adopts the round platform shape structure of inversion, the top of dust collecting chamber is passed through the baffle and is strained the post intercommunication setting, the below of clean room is equipped with out the dirt mouth, fly leaf and the cooperation setting of play dirt mouth.
In foretell portable mining site air purification device, the fly leaf is equipped with the spoiler, spoiler and air-supply line cooperation setting, the fly leaf passes through return spring and box rotation connection.
In foretell portable mining site air purification device, the filter column adopts cylindrical structure, the inside multiunit trembler that is equipped with of filter column, the trembler slope sets up.
In foretell portable mining site air purification device, heating device includes piezoelectric patches, heating jacket and electro-magnet, piezoelectric patches and filter column cooperation are connected, heating jacket and fly leaf fixed connection, electro-magnet and fly leaf cooperation set up.
In the above-mentioned portable mining site air purification device, the movable plate is internally provided with a coil, wherein one set of the electromagnets is fixedly connected to one end of the partition plate close to the movable plate, the other set of the electromagnets is fixedly connected to the bottom of the dust collecting chamber, and the coil and the electromagnets are arranged in a matching manner.
In foretell portable mining site air purification device, exhaust apparatus includes air discharge fan and vibrating arm, the box is equipped with the venthole, air discharge fan and venthole rotate to be connected, the box is equipped with the sliding tray, the vibrating arm passes through reset spring and sliding tray sliding connection.
In foretell portable mining site air purification device, air discharge fan fixedly connected with baffle, the one end and the baffle swing joint of vibrting spear, the other end of vibrting spear passes through the vibrating mass and filters the post cooperation and connect, the vibrating mass adopts spherical structure.
The invention has the beneficial effects that: through setting up portable mining site air purification device for the mining site is handled through album dirt when the dust in the air exceeds standard in the work progress, reduces the dust content in the air, from the air pollution problem of fundamentally solving the mining site, and the device is supplementary to be sprayed the dust fall and is handled simultaneously, effectively improves the air purification efficiency in mining site, guarantees that staff's is healthy.
When the air dust in the mine exceeds standard, promote air purification device to handling the place, start the fan, make the device carry out collection dirt processing to near the dust of intake pipe, spray the dust fall through the outlet pipe to the air of the more distant department of distance device and handle, the air pollution problem in mine is solved fast under the dual purification work, the intake pipe is in collection dirt work, can heat the drying to the dust of collecting through heating device, the collection work of the dust of being convenient for, vibration work through exhaust apparatus, avoid the dust in the air to block up the filter column, the life of the device is prolonged.
The invention has the outstanding characteristics that: be different from single dust fall processing that sprays in traditional air evolution, this device can follow the air pollution problem of root cause nature solution mine through collection dirt processing, and supplementary dust fall is handled simultaneously, can carry out air purification to the mine fast, improves the air purification efficiency in mine, guarantees that staff's is healthy.
Drawings
Fig. 1 is a schematic external structural view of a mobile mine field air purification device provided by the invention;
FIG. 2 is a schematic view of the internal structure of a mobile air purification device for a mine field according to the present invention;
FIG. 3 is a partial schematic structural view of a mobile mine air purification device provided by the invention;
FIG. 4 is an enlarged schematic view at A in FIG. 3;
fig. 5 is a schematic structural diagram of a movable plate in the mobile air purification apparatus for a mine field according to the present invention.
In the figure, 1 box, 11 dust outlet, 12 air outlet, 13 sliding groove, 2 dust removing chamber, 21 clapboard, 22 dust collecting chamber, 23 purifying chamber, 3 water storage chamber, 31 water inlet, 32 sealing cover, 33 pressure release valve, 34 water outlet pipe, 35 shunt fan, 4 blower, 5 air inlet pipe, 6 movable plate, 61 spoiler, 62 return spring, 63 coil, 7 filter column, 71 spring pipe, 72 vibrating spring, 73 vibrating reed, 8 heating device, 81 piezoelectric sheet, 82 heating jacket, 83 electromagnet, 9 exhaust device, 91 exhaust fan, 911 baffle, 92 vibrating rod, 921 vibrating block, 93 return spring.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
As shown in fig. 1-5, a portable air purification device for mines comprises a box body 1, wherein the box body 1 comprises a dust removal chamber 2 and a water storage chamber 3, and it should be noted that the box body 1 is provided with universal wheels, so that workers can move the device to a processing place by pushing, and the flexibility of the device is improved.
One end of reservoir chamber 3 is equipped with water filling port 31, 31 threaded connection of water filling port has sealed lid 32, guarantee the high leakproofness of reservoir chamber 3 through screwing of sealed lid 32, the one end that box 1 is close to water filling port 31 is equipped with relief valve 33, a pressure release work for reservoir chamber 3, make the atmospheric pressure in the reservoir chamber 3 be higher than the external world all the time, nevertheless make 3 internal air pressure control of reservoir chamber in the certain degree through relief valve 33, a spray work for the device, the one end intercommunication that reservoir chamber 3 keeps away from water filling port 31 is provided with outlet pipe 34, the bottom intercommunication of outlet pipe 34 and reservoir chamber 3, the opening part of outlet pipe 34 rotates and is connected with reposition of redundant personnel fan 35, can evenly spray the work to the region far away from box 1 through rotatory reposition of redundant personnel, make the device can carry out quick dust fall to the air of mine field and handle, improve.
The dust removal chamber 2 and the water storage chamber 3 are communicated through the fan 4, it is noted that the fan 4 is an HF-150 type fan, an air inlet of the fan 4 is communicated with the dust removal chamber 2, an air outlet of the fan 4 is communicated with the water storage chamber 3, dust collection processing of the device is achieved through air inlet work of the fan 4, pressure in the water storage chamber 3 is increased through air outlet work of the fan 4, and then spraying dust removal processing of the device is conducted through the water outlet pipe 34.
The dust removal chamber 2 is provided with an air inlet pipe 5, one end of the box body 1 close to the air inlet pipe 5 is rotatably connected with a movable plate 6, the dust removal chamber 2 is provided with a plurality of groups of filter columns 7, adjacent filter columns 7 are connected in a matched mode, it needs to be explained that the dust removal chamber 2 is divided into a dust collection chamber 22 and a purification chamber 23 through a partition plate 21, the filter columns 7 are movably connected with the partition plate 21 through spring pipes 71, adjacent filter columns 7 are movably connected through vibrating springs 72, the filter columns 7 are of a cylindrical structure, a plurality of groups of vibrating pieces 73 are arranged inside the filter columns 7, the vibrating pieces 73 are obliquely arranged, so that in the air purification process of the filter columns 7, the ventilating flow is rapid, further the vibrating pieces 73 vibrate, and then the filter columns 7 can continuously vibrate to a certain extent through the spring pipes 71 and the vibrating springs 72, the filter columns 7 are prevented from being blocked by.
Dust collecting chamber 22 adopts the round platform shape structure of inversion, baffle 21 and filter column 7 intercommunication setting are passed through to dust collecting chamber 22's top, the below of clean room 2 is equipped with out dirt mouth 11, fly leaf 6 and the cooperation setting of play dirt mouth 11, fly leaf 6 can effectively avoid the situation that the dust danced in the integrated room 1, the centralized work of the dust of being convenient for, it is equipped with sealed lid to go out dirt mouth 11, can carry out sealing work to dust collecting chamber 22, after the device accomplishes air purification work, the staff regularly clears up the dust in the dust collecting chamber 22 through sealed lid.
Filter 7 swing joint of post has heating device 8, and heating device 8 and fly leaf 6 cooperation set up, specific cooperation mode of setting: the heating device 8 comprises a piezoelectric sheet 81, a heating jacket 82 and an electromagnet 83, the piezoelectric sheet 81 is connected with the filter column 7 in a matching manner, the heating jacket 82 is fixedly connected with the movable plate 6, and the electromagnet 83 is arranged in a matching manner with the movable plate 6.
More specifically, the movable plate 6 is internally provided with a coil 63, one group of electromagnets 83 is fixedly connected to one end of the partition plate 21 close to the movable plate 6, the other group of electromagnets 83 is fixedly connected to the bottom of the dust collecting chamber 22, the group of electromagnets 83 is of a trapezoidal structure, the influence of the dust burying the electromagnets 83 on the cutting heating effect of the coil 63 is avoided, the coil 63 and the electromagnets 83 are arranged in a matched manner, it should be noted that the movable plate 6 is provided with a spoiler 61, the spoiler 61 and the air inlet pipe 5 are arranged in a matched manner, the movable plate 6 is rotatably connected with the box body 1 through a return spring 62, so that the movable plate 6 can drive the coil 63 to cut magnetic induction lines in a magnetic field formed by the electromagnets 83 to move, heat is generated by cutting the magnetic induction lines, the dust in the dust collecting chamber 22 is dried.
One end of the box body 1, which is far away from the movable plate 6, is rotatably connected with an exhaust device 9, and the exhaust device 9 is movably connected with the filter column 7.
Specifically, exhaust apparatus 9 includes exhaust fan 91 and vibrating arm 92, box 1 is equipped with venthole 12, exhaust fan 91 and venthole 12 rotate to be connected, it should be noted that exhaust fan 91 and venthole 12 belong to the local connection setting, make exhaust fan 91 only can carry out one-way rotation work, exhaust fan 91 here rotates through pivot and box 1 to be connected, the pivot possesses certain damping effect, make exhaust fan 91's slew velocity have the restriction, exhaust fan 91 rotates the work at the uniform velocity in venthole 12 after fan 4 begins to work.
More specifically, box 1 is equipped with sliding tray 13, vibrating arm 92 passes through reset spring 93 and sliding tray 13 sliding connection, it needs to notice, vibrating arm 92 fixedly connected with fixture block, the fixture block slides through reset spring 93 and sliding tray 13, exhaust fan 91 fixedly connected with baffle 911, vibrating arm 92's one end and baffle 911 swing joint, vibrating arm 92's the other end passes through vibrating mass 921 and the cooperation of filter column 7 is connected, vibrating mass 921 adopts spherical structure, make exhaust fan 91 can continuously exert the driving force to filter column 7 through vibrating arm 92 at the in-process of at the uniform velocity pivoted, keep the continuation vibration of filter column 7, improve the purifying effect of filter column 7 and heating device 8's heating effect.
The operating principle of the present invention will now be described as follows:
when the dust removal device is used, when dust in the air of a mine field exceeds the standard, a worker pushes the air purification device to a processing place, a power supply is started, the fan 4 starts to work, the air inlet of the fan 4 performs air suction and dust collection work on the dust removal chamber 2, the air outlet of the fan 4 performs air blast inflation work on the water storage chamber 3, the pressure in the water storage chamber 3 is increased due to air flow filled into the water storage chamber 3, part of air pressure is discharged through the pressure release valve 33, and the rest of air pressure keeps the pressure in the water storage chamber 3 higher than the outside, so that water flow in the water storage chamber 3 is sprayed to a region far away from the device through the water outlet pipe 34 for dust removal; the air inlet pipe 5 carries out dust collection under the action of the fan 4, air enters the dust collection chamber 22 and blows the movable plate 6 through the spoiler 61 to carry out swinging work, the movable plate 6 circularly moves through the return spring 62, air enters the filter column 7 through the partition plate 21 to carry out air dust filtration, part of purified air enters the water storage chamber 3 through the fan 4, and the rest air is discharged out of the box body 1 through the air outlet 12, in the process, the airflow drives the filter column 7 to vibrate through the vibrating plate 73, and simultaneously the exhaust fan 91 drives the vibrating rod 92 and the sliding groove 13 to slide in the process of uniform rotation, and then make vibrating block 921 promote filter column 7 for filter column 7 keeps the work of lasting vibration, and the dust that filters in the air falls on fly leaf 6 of dust collecting chamber 22 under the continuous vibration effect of filter column 7, piles up at dust outlet 11 through the gap at both ends under the swing effect.
Meanwhile, the piezoelectric patches 81 vibrate to generate electricity in the continuous vibration process of the filter column 7, electrify and generate magnetism for the electromagnet 83, the coil 63 fixedly connected with the movable plate 6 cuts the magnetic field formed by the electromagnet 83 to generate magnetic induction line motion, and then the heating sleeve 82 fixedly connected with the movable plate 6 generates heat to heat and dry dust in the dust collection chamber 22, so that the dust collection effect in the dust collection chamber 22 is improved, after the device completes the air purification work of a mine site, a worker performs dust removal cleaning operation by opening the dust outlet 11, and meanwhile, water supplement work is performed on the water storage chamber 3 through the water injection port 31, and the device is guaranteed to perform continuous work.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. The utility model provides a portable mining site air purification device, includes box (1), its characterized in that, box (1) includes clean room (2) and reservoir chamber (3), set up through fan (4) intercommunication between clean room (2) and reservoir chamber (3), clean room (2) are equipped with air-supply line (5), box (1) is close to the one end rotation of air-supply line (5) and is connected with fly leaf (6), clean room (2) are equipped with multiunit filter column (7), and are adjacent filter column (7) are between the cooperation be connected, filter column (7) swing joint has heating device (8), heating device (8) and fly leaf (6) cooperation set up, the one end rotation that fly leaf (6) were kept away from in box (1) is connected with exhaust apparatus (9), exhaust apparatus (9) and filter column (7) swing joint.
2. The mobile air purification device for the mine site according to claim 1, wherein a water filling port (31) is arranged at one end of the water storage chamber (3), a sealing cover (32) is connected to the water filling port (31) in a threaded manner, a pressure release valve (33) is arranged at one end, close to the water filling port (31), of the box body (1), a water outlet pipe (34) is communicated with one end, far away from the water filling port (31), of the water storage chamber (3), and a shunt fan (35) is rotatably connected to the water outlet pipe (34).
3. A mobile mine air cleaning device according to claim 1, characterized in that the dust chamber (2) is divided into a dust collecting chamber (22) and a cleaning chamber (23) by a partition plate (21), the filter columns (7) are movably connected with the partition plate (21) by spring tubes (71), and adjacent filter columns (7) are movably connected with each other by vibrating springs (72).
4. The mobile mine air purification device according to claim 3, wherein the dust collection chamber (22) is of an inverted truncated cone structure, the dust collection chamber (22) is communicated with the filter column (7) through a partition plate (21), a dust outlet (11) is arranged below the dust removal chamber (2), and the movable plate (6) and the dust outlet (11) are arranged in a matched manner.
5. A mobile mine air cleaning device according to claim 1, characterized in that the movable plate (6) is provided with a spoiler (61), the spoiler (61) is arranged in cooperation with the air inlet pipe (5), and the movable plate (6) is rotatably connected with the box body (1) through a return spring (62).
6. A mobile mine air cleaning apparatus according to claim 1, characterized in that the filter column (7) is of a cylindrical structure, a plurality of sets of vibration plates (73) are arranged inside the filter column (7), and the vibration plates (73) are arranged obliquely.
7. A mobile mine air purification device according to claim 3, wherein the heating device (8) comprises a piezoelectric sheet (81), a heating jacket (82) and an electromagnet (83), the piezoelectric sheet (81) is connected with the filter column (7) in a matching manner, the heating jacket (82) is fixedly connected with the movable plate (6), and the electromagnet (83) is connected with the movable plate (6) in a matching manner.
8. A mobile mine air purification device according to claim 7, wherein a coil (63) is arranged inside the movable plate (6), one set of the electromagnets (83) is fixedly connected to one end of the partition plate (21) close to the movable plate (6), the other set of the electromagnets (83) is fixedly connected to the bottom of the dust collection chamber (22), and the coil (63) and the electromagnets (83) are arranged in a matching manner.
9. A mobile mine air purification device according to claim 1, wherein the exhaust device (9) comprises an exhaust fan (91) and a vibrating rod (92), the box body (1) is provided with an air outlet hole (12), the exhaust fan (91) is rotatably connected with the air outlet hole (12), the box body (1) is provided with a sliding groove (13), and the vibrating rod (92) is slidably connected with the sliding groove (13) through a return spring (93).
10. The mobile mine air purification device according to claim 9, wherein the exhaust fan (91) is fixedly connected with a baffle (911), one end of the vibrating rod (92) is movably connected with the baffle (911), the other end of the vibrating rod (92) is matched and connected with the filter column (7) through a vibrating block (921), and the vibrating block (921) is of a spherical structure.
CN202110079959.9A 2021-01-21 2021-01-21 Portable mining site air purification device Pending CN112915684A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110079959.9A CN112915684A (en) 2021-01-21 2021-01-21 Portable mining site air purification device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110079959.9A CN112915684A (en) 2021-01-21 2021-01-21 Portable mining site air purification device

Publications (1)

Publication Number Publication Date
CN112915684A true CN112915684A (en) 2021-06-08

Family

ID=76165595

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110079959.9A Pending CN112915684A (en) 2021-01-21 2021-01-21 Portable mining site air purification device

Country Status (1)

Country Link
CN (1) CN112915684A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2399498A1 (en) * 2010-06-22 2011-12-28 Koninklijke Philips Electronics N.V. Device for purifying a fluid
CN108851415A (en) * 2018-06-13 2018-11-23 胡健 A kind of umbrella of expansible range
CN109046897A (en) * 2018-09-28 2018-12-21 庄婉卿 A kind of wood paints blowing-dry apparatus with wind-force microwave
CN109331587A (en) * 2018-10-13 2019-02-15 广东嗨学云教育科技有限公司 It is a kind of can intelligent blanking deduster
CN209967959U (en) * 2019-04-16 2020-01-21 山东盛唐环保科技有限公司 Single-unit filter drum type dust remover
CN110860150A (en) * 2019-11-13 2020-03-06 瀚蓝绿电固废处理(佛山)有限公司 Sack cleaner ash bucket heating device
CN111905679A (en) * 2020-08-07 2020-11-10 焦作集越纳米材料技术有限公司 Catalyst processing equipment for preparing carbon nano tube
CN212215011U (en) * 2020-02-02 2020-12-25 秦志豪 Dust device for coal mining

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2399498A1 (en) * 2010-06-22 2011-12-28 Koninklijke Philips Electronics N.V. Device for purifying a fluid
CN108851415A (en) * 2018-06-13 2018-11-23 胡健 A kind of umbrella of expansible range
CN109046897A (en) * 2018-09-28 2018-12-21 庄婉卿 A kind of wood paints blowing-dry apparatus with wind-force microwave
CN109331587A (en) * 2018-10-13 2019-02-15 广东嗨学云教育科技有限公司 It is a kind of can intelligent blanking deduster
CN209967959U (en) * 2019-04-16 2020-01-21 山东盛唐环保科技有限公司 Single-unit filter drum type dust remover
CN110860150A (en) * 2019-11-13 2020-03-06 瀚蓝绿电固废处理(佛山)有限公司 Sack cleaner ash bucket heating device
CN212215011U (en) * 2020-02-02 2020-12-25 秦志豪 Dust device for coal mining
CN111905679A (en) * 2020-08-07 2020-11-10 焦作集越纳米材料技术有限公司 Catalyst processing equipment for preparing carbon nano tube

Similar Documents

Publication Publication Date Title
CN211384197U (en) Bag type low-pressure pulse dust removal equipment
CN103835254A (en) Hybrid power dust collecting and haze removing vehicle
CN208266774U (en) A kind of fallen leaves collection and treatment device
CN108421321A (en) A kind of air filter for factory's dedusting
CN201375971Y (en) Mobile 7 filter elements automatic purge-type industrial cleaner
CN209100080U (en) A kind of coal mining dust falling device
CN208526171U (en) A kind of air-borne dust processing unit of good purification
CN112915684A (en) Portable mining site air purification device
CN211328558U (en) Graphite pulse sack collector
CN103302073A (en) Suction dust removal device at grain discharging pit
CN207646674U (en) A kind of Environmental-protection dust removal device
CN106351694A (en) Tunnel dust removal method
CN207126299U (en) Coal separation deduster
CN203309919U (en) Cremation machine tail gas purifying treatment system with air cooler
CN215742629U (en) Cement processing ventilation dust collector
CN107671097A (en) A kind of dust treatment plant of wood processing workshop
CN212467515U (en) Dust shaker for agricultural processing
CN210701599U (en) Movable purifying and dedusting unit
CN203816385U (en) Flue gas dust removal collection device for circulating fluidized bed
CN209334370U (en) One kind being convenient for clean dust-extraction unit
CN206262267U (en) A kind of portable miberal powder dust exhaust apparatus
CN207203740U (en) Supersonic dust remover
CN208275207U (en) A kind of waste gas treatment equipment with pretreating device
CN201171957Y (en) Pneumatic dust exhaust apparatus of pouring concrete device
CN202613997U (en) Smoke removal dusting machine of fire curve furnace

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20210608

RJ01 Rejection of invention patent application after publication