CN111495084A - Environment-friendly dust removal device for municipal highway construction - Google Patents

Environment-friendly dust removal device for municipal highway construction Download PDF

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Publication number
CN111495084A
CN111495084A CN202010256077.0A CN202010256077A CN111495084A CN 111495084 A CN111495084 A CN 111495084A CN 202010256077 A CN202010256077 A CN 202010256077A CN 111495084 A CN111495084 A CN 111495084A
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China
Prior art keywords
motor
device box
motor shaft
air draft
double
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Pending
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CN202010256077.0A
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Chinese (zh)
Inventor
左炎
贺琪
华东升
张国强
吴伟
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China Construction Communications Engineering Group Co Ltd
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China Construction Communications Engineering Group Co Ltd
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Priority to CN202010256077.0A priority Critical patent/CN111495084A/en
Publication of CN111495084A publication Critical patent/CN111495084A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of methods or devices for separating particles from gases or vapours

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Cleaning In General (AREA)

Abstract

The invention discloses an environment-friendly dust removal device for municipal highway construction, which comprises a device box body, wherein an iron-containing dust adsorption mechanism is arranged on the outer side of the device box body; the iron-containing dust adsorption mechanism comprises a motor, a double-headed motor, a first motor shaft, a second motor shaft, a fixing bolt, a first electromagnetic air draft blade and a second electromagnetic air draft blade; double-end motor and motor have been laminated respectively to device box top and the left and right sides, both sides have all laminated fixing bolt about double-end motor top and the motor one end. According to the invention, the electric slip rings and the electromagnetic air draft blades on the first motor shaft and the second motor shaft can be used for electrifying the air draft blade-shaped electromagnets, when the motor drives the air draft blades to rotate, the electrified air draft blades can extract dust containing iron in air and adsorb the dust on the blades, so that dust can be conveniently collected by workers, and the electromagnetic air draft blades cannot be limited by a circuit when rotating through the electric slip rings.

Description

Environment-friendly dust removal device for municipal highway construction
Technical Field
The invention relates to the technical field of municipal highway construction, in particular to an environment-friendly dust removal device for municipal highway construction.
Background
Dust generally refers to dusty industrial waste gas or mechanical processes such as crushing, screening, conveying, blasting and the like generated in the process of processing solid materials, or processes such as combustion, high-temperature melting and chemical reaction. The environmental measurement and control optimization research center of the Chinese architectural science research institute obtains that most of productive dust contains dust with large granularity and chemical components the same as the original solid substances according to the engineering experience of dust control for many years. The dust generated in the road construction process is the dust. The dust pollution directly threatens the life of people, and particularly, the dust pollution environment in the body can cause various cardiovascular and respiratory diseases and the like. The dust pollution has the greatest influence on the old and children. The excessive dust is easy to breed germs and viruses, is extremely unfavorable for the health of the human body, and has great harm to the health of the skin. Therefore, dust removal treatment to the dust that produces in the highway construction process is very necessary, and the dust collector for highway construction that has on the world had simple structure, and the dust removal effect is limited, adopts the mode like outside water spray mostly, and the dust removal means is single, and the water waste is serious.
Patent number CN201820453134.2 discloses a dust collector for highway construction, including base, header chamber, dust removal shower nozzle, negative-pressure air fan and clean room, the base below is provided with the removal gyro wheel, the base top is provided with the header chamber, the header chamber below is provided with the spray pump, the spray pump below is provided with the watering shower nozzle, the base top is provided with the dust removal water pump, dust removal water pump one side is provided with the water pitcher, the dust removal water pump top is provided with the dust removal water pipe, dust removal water pipe top is provided with the dust removal shower nozzle, the header chamber top is provided with two layers of filter screen. Has the advantages that: the dust removal chamber is arranged, dust generated during highway construction can be subjected to dust removal and collection treatment, air is purified, water for dust removal is recycled through the water collection chamber and the spraying nozzle, the ground can be cooled and dedusted, the dedusting modes are various, and the dedusting effect is good.
At present, the existing environment-friendly dust removal device for municipal road construction has some defects, for example; present environmental protection dust collector is used in town road construction, most all can only collect ordinary dust, but some dust inside contain iron, and this type of dust is more difficult when collecting, and current spraying dust fall effect is not very good moreover.
Disclosure of Invention
The invention aims to provide an environment-friendly dust removal device for municipal road construction, which solves the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: an environment-friendly dust removal device for municipal highway construction comprises a device box body, wherein an iron-containing dust adsorption mechanism is arranged on the outer side of the device box body;
the iron-containing dust adsorption mechanism comprises a motor, a double-headed motor, a first motor shaft, a second motor shaft, a fixing bolt, a first electromagnetic air draft blade and a second electromagnetic air draft blade; double-end motor and motor have been laminated respectively to device box top and the left and right sides, both sides have all been laminated fixing bolt about double-end motor top and the motor one end, fixing bolt one end is passed double-end motor and motor threaded connection has the device box, the one end of double-end motor top and motor keep away from the device box rotates respectively and is connected with first motor shaft and second motor shaft, the one end that double-end motor and motor were kept away from to first motor shaft and second motor shaft is passed the first electromagnetism convulsions blade of electric slip ring fixedly connected with and the second electromagnetism convulsions blade, and first electromagnetism convulsions blade and second electromagnetism convulsions blade and electric slip ring electric connection.
As a preferred embodiment of the present invention, a third motor shaft is rotatably connected to the bottom of the double-headed motor, a magnetic block is fixedly connected to the bottom of the third motor shaft through the device box, one end of a fixing rod is fixedly connected to the middle of the bottom of the magnetic block, the other end of the fixing rod passes through a rubber sealing ring and is fixedly connected to the device box, a cleaning plate is bonded to one end of the rubber sealing ring, and cleaning bristles are bonded to the bottom of the cleaning plate.
In a preferred embodiment of the present invention, a plurality of iron stirring rods are fixedly connected to the left and right sides of the magnetic block at equal intervals.
As a preferred embodiment of the present invention, a pipeline penetrates through both the left and right sides inside the device box, two chucks are welded on the top of the outside of the pipeline, the two chucks are respectively located on both the inside and outside of the device box, the top of the pipeline is communicated with a water pump, the top of the water pump is communicated with a curved pipeline, the left and right sides and the top of the curved pipeline are communicated with one end of a plurality of water spray pipes at equal intervals, and the other end of each water spray pipe is communicated with a spray head.
As a preferred embodiment of the invention, a door shaft is fixedly connected in the middle of the left end of the front side of a box body of the device, a box body baffle plate is rotatably connected to the front side of the door shaft, a handle is welded at the right end of the front side of the box body baffle plate, and a rubber sealing ring is bonded on one circle of the rear side of the box body baffle plate.
As a preferred embodiment of the invention, two thread grooves are equidistantly formed in the left side, the right side and the top of the device box body, fixing bolts are connected in the thread grooves in a threaded manner, four corners of the bottom of the device box body are rotatably connected with rotating wheels, the bottoms of the left side and the right side of the device box body are respectively communicated with one end of a material pipe, and the other end of the material pipe is movably connected with a pipe cover.
In a preferred embodiment of the present invention, the device housing, the fixing bolts, the pipes, the curved pipes, the cleaning plate, the water spray pipes and the housing baffle are made of stainless metal.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the environment-friendly dust removal device for municipal road construction, the electromagnet in the shape of the ventilation blade can be electrified through the electric slip ring and the electromagnetic ventilation blade on the first motor shaft and the second motor shaft, when the motor drives the ventilation blade to rotate, the electrified ventilation blade can extract dust containing iron in air and adsorb the dust on the blade, so that workers can conveniently collect dust, the electromagnetic ventilation blade cannot be limited by a circuit when rotating through the electric slip ring, and the environment-friendly dust removal device for municipal road construction is more practically used.
2. According to the environment-friendly dust removal device for municipal road construction, the magnetic block on the shaft of the third motor and the iron stirring rod on the magnetic block can adsorb iron impurities in water when the magnetic block and the iron stirring rod are rotated, so that the phenomenon that the pipeline is blocked by the iron impurities in the spraying process is avoided, and the environment-friendly dust removal device for municipal road construction is more practical.
3. According to the invention, through the curved pipeline on the water pump and the spray pipes on the curved pipeline, on one hand, the spray area of the spray pipes can be increased by utilizing the plurality of spray pipes on the curved pipeline, and on the other hand, through the arrangement of the double water pumps, the water spraying efficiency can be increased, and the environment-friendly dust removal device for municipal road construction is more practically used.
4. According to the environment-friendly dust removal device for the municipal highway construction, the fixed rod on the magnetic block and the cleaning bristles on the fixed rod can drive the cleaning plate and the cleaning bristles to rotate in the rotating process of the magnetic block and the iron stirring rod, the ground is cleaned by the cleaning bristles, and the environment-friendly dust removal device for the municipal highway construction is more practical.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a front view of an environment-friendly dust removing device for municipal road construction according to the invention;
FIG. 2 is an inside view of a device case of the environmental protection dust removing device for municipal road construction of the invention;
FIG. 3 is a view of a rubber sealing ring of the environment-friendly dust removal device for municipal road construction according to the invention;
FIG. 4 is a thread groove view of the environment-friendly dust removing device for municipal road construction.
In the figure: 1, install box 2, door-hinge 3, box baffle 4, handle 5, runner 6, double-end motor 7, fixing bolt 8, first motor shaft 9, electronic sliding ring 10, first electromagnetism convulsions blade 11, spray pipe 12, shower nozzle 13, pipeline 14, water pump 15, material pipe 16, tube cap 17, third motor shaft 18, magnetic block 19, iron puddler 20, rubber seal 21, cleaning brush hair 22, motor 23, second motor shaft 24, second electromagnetism convulsions blade 25, chuck 26, rubber seal 27, thread groove 28, dead lever 29, bent shape pipeline 30, clean board.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides a technical solution: an environment-friendly dust removal device for municipal highway construction comprises a device box body 1, wherein an iron-containing dust adsorption mechanism is arranged on the outer side of the device box body 1;
the iron-containing dust adsorption mechanism comprises a motor 22, a double-headed motor 6, a first motor shaft 8, a second motor shaft 23, a fixing bolt 7, a first electromagnetic air draft blade 10 and a second electromagnetic air draft blade 24; double-end motor 6 and motor 22 have been laminated respectively to the device 1 top of box and the left and right sides, fixing bolt 7 has all been laminated to both sides about double-end motor 6 top and the motor 22 one end, fixing bolt 7 one end is passed double-end motor 6 and motor 22 threaded connection and is had device box 1, the one end that double-end motor 6 top and motor 22 kept away from device box 1 rotates respectively and is connected with first motor shaft 8 and second motor shaft 23, the one end that double-end motor 6 and motor 22 were kept away from to first motor shaft 8 and second motor shaft 23 is passed the first electromagnetism convulsions blade 10 of electric slip ring 9 fixedly connected with and the second electromagnetism convulsions blade 24, and first electromagnetism convulsions blade 10 and second electromagnetism convulsions blade 24 and electric slip ring 9 electric connection.
Please refer to fig. 1 in this embodiment, through electronic sliding ring 9 and the electromagnetism convulsions blade on first motor shaft 8 and the second motor shaft 23, can utilize the electro-magnet circular of convulsions blade to circular telegram, when motor 22 drives the convulsions blade rotation, the convulsions blade of circular telegram can extract the dust that contains iron in the air, and adsorb it on the blade, thereby be convenient for the staff carries out the dust absorption, through electronic sliding ring 9, when making the electromagnetism convulsions blade rotatory, can not receive the restriction of circuit, be favorable to more practical use an environmental protection dust collector for the municipal road construction.
Wherein, 6 bottoms of double-end motor rotate and be connected with third motor shaft 17, device box 1 fixedly connected with magnetic block 18 is passed to third motor shaft 17 bottom, the one end of fixedly connected with dead lever 28 in the middle of the 18 bottoms of magnetic block, the other end of dead lever 28 passes rubber seal ring 26 and device box 1 fixedly connected with cleaning plate 30, and rubber seal ring 26 one end bonding has device box 1, cleaning plate 30 bottom bonding has clean brush hair 21.
Referring to fig. 1 in the embodiment, the fixed rod 28 on the magnetic block 18 and the cleaning bristles 21 on the fixed rod 28 can drive the cleaning plate 30 and the cleaning bristles 21 to rotate in the process of rotating the magnetic block 19 and the iron stirring rod 19, and the cleaning bristles 21 are used for cleaning the ground, so that the environment-friendly dust removal device for municipal road construction is more practically used.
Wherein, the left and right sides of the magnetic block 18 are fixedly connected with a plurality of iron stirring rods 19 with equal distance.
Referring to fig. 1 in this embodiment, by the magnetic block 18 on the third motor shaft 17 and the iron stirring rod 19 on the magnetic block 18, when the magnetic block 18 and the iron stirring rod 19 are rotated, iron impurities in water can be adsorbed, so that the situation that the pipeline is blocked by the iron impurities in the spraying process is avoided, and the environment-friendly dust removal device for municipal road construction is more practically used.
Wherein, the inside left and right sides of device box 1 all runs through there is pipeline 13, the welding of pipeline 13 outside top has two chucks 25, and two chucks 25 are located the inside and outside both sides of device box 1 respectively, pipeline 13 top intercommunication has water pump 14, water pump 14 top intercommunication has bent shape pipeline 29, bent shape pipeline 29 left and right sides and top equidistance intercommunication have the one end of a plurality of spray pipes 11, the other end intercommunication of spray pipe 11 has shower nozzle 12.
Referring to fig. 1 in this embodiment, through the curved pipe 29 on the water pump 14 and the spray pipes 11 on the curved pipe 29, on one hand, the spray pipes 11 on the curved pipe 29 can be utilized to increase the spraying area of the spray pipes 11, and on the other hand, through the arrangement of the double water pumps 14, the efficiency of spraying water can be increased, which is beneficial to more practical use of the environmental protection dust removing device for municipal road construction.
Fixedly connected with door-hinge 2 in the middle of the 1 front side left end of device box, door-hinge 2 front side rotation is connected with box baffle 3, 3 front side right-hand members of box baffle have handle 4, 3 rear side circles of box baffle are all bonded with rubber seal 20.
Wherein, two thread grooves 27 have been seted up to the equal equidistance in device box 1 left and right sides and top, the inside threaded connection of thread groove 27 has fixing bolt 7, device box 1 bottom four corners is all rotated and is connected with runner 5, device box 1 left side top and right side bottom all communicate the one end that has material pipe 15, the other end swing joint of material pipe 15 has tube cap 16.
The device box 1, the fixing bolt 7, the pipeline 13, the curved pipeline 29, the cleaning plate 30, the spray pipe 11 and the box baffle 3 are all made of stainless metal.
When the environment-friendly dust removal device for municipal road construction is used, firstly, the motor 22, the double-end motor 6, the electric slip ring 9 and the water pump 14 are electrically connected with an external power supply, then the motor 22, the double-end motor 6, the electric slip ring 9 and the water pump 14 are in signal connection with an external control switch, after the connection is finished, when the iron-containing dust in the outside air needs to be collected, the double-end motor 6 and the motor 22 can be opened, the double-end motor 6 and the motor 22 drive the first motor shaft 8 and the second motor shaft 23, the first motor shaft 8 and the second motor shaft 23 can drive the first electromagnetic air draft blade 10 and the second electromagnetic air draft blade 24, in the rotating process, the electric slip ring 9 can be opened, the first electromagnetic air draft blade 10 and the second electromagnetic air draft blade 24 are electrified by utilizing the electric slip ring 9, so that the first electromagnetic air draft blade 10 and the second electromagnetic air draft blade 24 can suck the iron-containing dust, adsorb the iron content dust on the blade simultaneously, at the rotatory in-process of double-end motor 6, still can drive third motor shaft 17, third motor shaft 17 drives magnetic block 18, magnetic block 18 drives dead lever 28 and iron puddler 19 rotatory, adsorb the iron impurity in aquatic, magnetic block 18 still can drive dead lever 28, dead lever 28 drives cleaning plate 30, cleaning plate 30 drives clean brush hair 21 and cleans ground, when needs spray and carry out the dust fall, can open water pump 14, water pump 14 is through pipeline 13 and bent shape pipeline 29 with the water suction to spray pipe 11 in, spout by shower nozzle 12, carry out the dust fall to the dust in the air.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides an environmental protection dust collector is used in town road construction, includes device box (1), its characterized in that: an iron-containing dust adsorption mechanism is arranged on the outer side of the device box body (1);
the iron-containing dust adsorption mechanism comprises a motor (22), a double-end motor (6), a first motor shaft (8), a second motor shaft (23), a fixing bolt (7), a first electromagnetic air draft blade (10) and a second electromagnetic air draft blade (24); the top and the left and the right sides of the device box body (1) are respectively attached with a double-head motor (6) and a motor (22), fixing bolts (7) are respectively attached to the top of the double-headed motor (6) and the upper side and the lower side of one end of the motor (22), one end of the fixing bolt (7) penetrates through the double-headed motor (6) and the motor (22) to be connected with the device box body (1) in a threaded manner, the top of the double-head motor (6) and one end of the motor (22) far away from the device box body (1) are respectively and rotationally connected with a first motor shaft (8) and a second motor shaft (23), one ends of the first motor shaft (8) and the second motor shaft (23) far away from the double-end motor (6) and the motor (22) penetrate through the electric slip ring (9) to be fixedly connected with a first electromagnetic air draft blade (10) and a second electromagnetic air draft blade (24), and the first electromagnetic air draft blade (10) and the second electromagnetic air draft blade (24) are electrically connected with the electric slip ring (9).
2. The environment-friendly dust removal device for the municipal road construction according to claim 1, wherein: double-end motor (6) bottom is rotated and is connected with third motor shaft (17), device box (1) fixedly connected with magnetic block (18) is passed to third motor shaft (17) bottom, the one end of fixedly connected with dead lever (28) in the middle of magnetic block (18) bottom, the other end of dead lever (28) passes rubber seal ring (26) and device box (1) fixedly connected with cleaning plate (30), and rubber seal ring (26) one end bonding has device box (1), cleaning plate (30) bottom bonding has clean brush hair (21).
3. The environment-friendly dust removal device for the municipal road construction according to claim 2, wherein: the left side and the right side of the magnetic block (18) are fixedly connected with a plurality of iron stirring rods (19) at equal intervals.
4. The environment-friendly dust removal device for the municipal road construction according to claim 1, wherein: the utility model discloses a device, including device box (1), pipeline (13) have all been run through to the inside left and right sides of device box (1), pipeline (13) outside top welding has two chucks (25), and two chucks (25) are located the inside and outside both sides of device box (1) respectively, pipeline (13) top intercommunication has water pump (14), water pump (14) top intercommunication has bent shape pipeline (29), bent shape pipeline (29) left and right sides and top equidistance intercommunication have the one end of a plurality of spray pipes (11), the other end intercommunication of spray pipe (11) has shower nozzle (12).
5. The environment-friendly dust removal device for the municipal road construction according to claim 1, wherein: fixedly connected with door-hinge (2) in the middle of device box (1) front side left end, door-hinge (2) front side rotation is connected with box baffle (3), the welding of box baffle (3) front side right-hand member has handle (4), box baffle (3) rear side round all bonds has rubber seal (20).
6. The environment-friendly dust removal device for the municipal road construction according to claim 1, wherein: two thread grooves (27) have been seted up to device box (1) left and right sides and the equal equidistance in top, thread groove (27) inside threaded connection has fixing bolt (7), device box (1) bottom four corners is all rotated and is connected with runner (5), device box (1) left side top and right side bottom all communicate the one end of material pipe (15), the other end swing joint of material pipe (15) has tube cap (16).
7. The environment-friendly dust removal device for the municipal road construction according to claim 1, wherein: the device is characterized in that the box body (1), the fixing bolt (7), the pipeline (13), the curved pipeline (29), the cleaning plate (30), the spray pipe (11) and the box body baffle (3) are all made of stainless metal.
CN202010256077.0A 2020-04-02 2020-04-02 Environment-friendly dust removal device for municipal highway construction Pending CN111495084A (en)

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Application Number Priority Date Filing Date Title
CN202010256077.0A CN111495084A (en) 2020-04-02 2020-04-02 Environment-friendly dust removal device for municipal highway construction

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Application Number Priority Date Filing Date Title
CN202010256077.0A CN111495084A (en) 2020-04-02 2020-04-02 Environment-friendly dust removal device for municipal highway construction

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CN111495084A true CN111495084A (en) 2020-08-07

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114713372A (en) * 2022-03-31 2022-07-08 安徽省中畅生态工程建设有限公司 Environment-friendly dust removal device for municipal highway construction
CN114777502A (en) * 2022-03-08 2022-07-22 贵州开阳青利天盟化工有限公司 Special equipment for collecting flue gas generated in yellow phosphorus production

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CN204608676U (en) * 2015-05-17 2015-09-02 陈振发 A kind of environment protection clean vehicle
CN207192964U (en) * 2017-07-23 2018-04-06 北京燕山华龙建筑工程有限公司 Construction site sewage water filtration iron removaling dosing flocculation plant
WO2018148054A1 (en) * 2017-02-10 2018-08-16 University Of Vermont And State Agricultural College Nanobiocatalyst and nanobiocatalytic membrane
CN209662894U (en) * 2019-01-25 2019-11-22 宜宾学院 A kind of architectural engineering atomising device
CN209697150U (en) * 2018-12-27 2019-11-29 河北银隆新能源有限公司 A kind of device for carrying out lithium battery slurry except iron

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Publication number Priority date Publication date Assignee Title
CN103518067A (en) * 2011-04-29 2014-01-15 戴克斯威特美国有限公司 Fan filter device
CN204608676U (en) * 2015-05-17 2015-09-02 陈振发 A kind of environment protection clean vehicle
WO2018148054A1 (en) * 2017-02-10 2018-08-16 University Of Vermont And State Agricultural College Nanobiocatalyst and nanobiocatalytic membrane
CN207192964U (en) * 2017-07-23 2018-04-06 北京燕山华龙建筑工程有限公司 Construction site sewage water filtration iron removaling dosing flocculation plant
CN209697150U (en) * 2018-12-27 2019-11-29 河北银隆新能源有限公司 A kind of device for carrying out lithium battery slurry except iron
CN209662894U (en) * 2019-01-25 2019-11-22 宜宾学院 A kind of architectural engineering atomising device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114777502A (en) * 2022-03-08 2022-07-22 贵州开阳青利天盟化工有限公司 Special equipment for collecting flue gas generated in yellow phosphorus production
CN114777502B (en) * 2022-03-08 2023-11-17 贵州开阳青利天盟化工有限公司 Special equipment for collecting smoke generated in yellow phosphorus production
CN114713372A (en) * 2022-03-31 2022-07-08 安徽省中畅生态工程建设有限公司 Environment-friendly dust removal device for municipal highway construction

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