CN208389667U - A kind of construction site dust-extraction unit - Google Patents

A kind of construction site dust-extraction unit Download PDF

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Publication number
CN208389667U
CN208389667U CN201820184116.9U CN201820184116U CN208389667U CN 208389667 U CN208389667 U CN 208389667U CN 201820184116 U CN201820184116 U CN 201820184116U CN 208389667 U CN208389667 U CN 208389667U
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China
Prior art keywords
dust
extraction unit
cylinder
box
plate
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Expired - Fee Related
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CN201820184116.9U
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Chinese (zh)
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李群
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李群
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Priority to CN201820184116.9U priority Critical patent/CN208389667U/en
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Abstract

The utility model discloses a kind of construction site dust-extraction units, including bottom plate, primarily efficient filter device, first dust-extraction unit and the second dust-extraction unit, it turns left on the bottom plate from the right side and is successively arranged primarily efficient filter device, first dust-extraction unit and the second dust-extraction unit, the primarily efficient filter device includes box body, first blower and primary filter screen, first dust-extraction unit includes cylinder, motor, power supply, corona discharge electrode, conductive sheet and dust collecting electrode, second dust-extraction unit includes shell, active carbon slab, water tank, spray nozzle and jet pipe, the utility model is equipped with the first dust-extraction unit, constantly the dust in dust collecting electrode can be removed, avoid the progress with building dedusting, dust in dust collecting electrode is got deeper, influence the service life of dust removing effects and equipment, equipped with the second dust-extraction unit, water mist in conjunction with the dust in air after fall on Ground can also play dust-laying effect, while can be avoided a large amount of waterings and causing the waste of water resource and influence being normally carried out for construction.

Description

A kind of construction site dust-extraction unit
Technical field
The utility model relates to Architectural Equipment technical field, specifically a kind of construction site dust-extraction unit.
Background technique
Building is the general name of building and structures, is people to meet social life needs, utilizes grasped object Matter technological means, and the artificial environment created with certain scientific law, geomantic omen theory and aesthetic principle, building site refers generally to build Build the construction site of object, structures, dust is risen by other things, it is suspended in the particle in air, dust source in Industrial emissions, combustion fumes, soil fugitive dust etc..Dust is the formidable enemy of human health, thus people it is especially undesirable it, dust band Many bacterial viruses and worm's ovum fly upward everywhere, spread the disease.
In carrying out work progress, it is also very big that the dust of generation, which accumulates over a long period to the harm of worker's health, in building site , so, during construction, need to use dust-extraction unit, but existing dust-extraction unit is sprinkled water between Mode dedusting, on the one hand waste water resource in this way, on the other hand by watering dedusting after when water volatilize dry out after, dust is also It is that can be raised, can not fundamentally plays dustproof function.
Utility model content
The purpose of this utility model is to provide a kind of construction site dust-extraction units, to solve above-mentioned background technique The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions:
A kind of construction site dust-extraction unit, including bottom plate, primarily efficient filter device, the first dust-extraction unit and second remove Dirt device is respectively and fixedly provided with supporting leg on four angles of the bottom base plate, and supporting leg bottom end is equipped with idler wheel, turns left on bottom plate from the right side It is successively arranged primarily efficient filter device, the first dust-extraction unit and the second dust-extraction unit, the primarily efficient filter device includes box body, first Blower and primary filter screen are equipped with the first blower in box body inner left wall, and the air outlet of the first blower is connect with first pipe, institute Stating the first dust-extraction unit includes cylinder, motor, power supply, corona discharge electrode, conductive sheet and dust collecting electrode, table on the cylinder body bottom and bottom plate Support rod is connected between face, the first pipe other end is through cylinder left bottom and is connected to cylinder lumen, the cylinder Intracoelomic cavity top center is fixed with corona discharge electrode, and corona discharge electrode is made of plain conductor, and motor is equipped among the cylinder body bottom, electricity The output shaft end of machine is through cylinder body bottom and extends in cylinder, and the output shaft end of motor is circumferential to be equidistantly fixed with connection Bar, connecting rod totally four, the connecting rod other end is fixedly connected with dust collecting electrode bottom, the sheet metal and its quantity of dust extremely arc It is identical as the quantity of connecting rod, be fixed with conductive sheet on the right side of the cylinder on inner wall, conductive sheet semicircular in shape, conductive sheet inner wall with The contact of dust collecting electrode outer wall, the cylinder lumen top are located at corona discharge electrode front and rear sides and are respectively and fixedly provided with partition, the cylinder top left Side is equipped with power supply, and the anode of power supply is electrically connected with conductive sheet, and the cathode of power supply is electrically connected with corona discharge electrode, and cylinder left bottom connects It is connected to dust outlet tube, the dust outlet tube other end is connected with dust-collecting box, and cylinder top right side is connected with second pipe, the first dedusting dress It sets left side and is equipped with the second dust-extraction unit, the second dust-extraction unit includes shell, active carbon slab, water tank, spray nozzle and jet pipe, the shell Body is fixedly installed on cylinder left side wall, and the second pipe other end is connected to case top, and the is located at the top of housing cavity Two pipeline junctions are equipped with the second blower, and shell front side wall is equipped with door body, and door body is connect by hinge with housing sidewall, shell It is equipped with active carbon slab in vivo, active carbon board ends are embedded in sliding slot respectively, and active carbon slab is slidably connected with sliding slot, and sliding slot is fixed In in inner walls, housing bottom is connected with third pipeline, and the third pipeline other end is connect with water tank upper right quarter, installation in water tank There is water pump, water pump is connect by water pipe with hollow tube, and hollow tube is fixed at the top of water tank cavity, and hollow bottom of the tube has been mounted equidistant Spray nozzle, water tank upper left quarter are equipped with third blower, and the air inlet of third blower is connected to water tank cavity top, outside third blower Portion is located at tank top and is fixed with the 4th pipeline, the 4th pipeline top closure, circumferential equidistant fixed in the 4th pipeline top sidewall There are multiple jet pipes, jet pipe is connected to second pipe, and the jet pipe other end is obliquely installed upwards.
As a further solution of the present invention: the idler wheel is self-locking idler wheel.
As a further solution of the present invention: the bottom plate left end is fixed with handrail.
As a further solution of the present invention: the box body is installed on bottom plate, box body right side wall is equipped with air inlet Mouthful, it is equipped with fixed plate above box body, handle is equipped at the top of fixed plate, muti-piece is equidistantly fixed with by screw in fixed plate and just imitates filter Net, the primary filter screen other end pass through the through slot opened up at the top of box body and extend in box body and contact with box cavity bottom.
As a further solution of the present invention: the cylinder lumen top left side is fixed with mounting plate, mounting plate is perpendicular It is straight to be arranged, hairbrush is fixed on another side wall of mounting plate.
As a further solution of the present invention: the dust-collecting box is removably mounted on bottom plate.
As a further solution of the present invention: being equipped with sealing strip with the junction of housing sidewall in the door body.
As a further solution of the present invention: water tank left side wall top is equipped with water inlet, water inlet is equipped with Valve.
Compared with prior art, the utility model has the beneficial effects that the utility model is equipped with primarily efficient filter device, just imitate Filter device includes box body, the first blower and primary filter screen, is proposed primary filter screen out of box body by handle, convenient periodically right Primary filter screen is cleaned or is replaced, and the blocking of primary filter screen mesh is avoided to influence dust removing effects, is equipped with the first dust-extraction unit, the One dust-extraction unit includes cylinder, motor, power supply, corona discharge electrode, conductive sheet and dust collecting electrode, and the air in first pipe enters the cylinder right side In side cavity, the output shaft of motor drives dust collecting electrode rotation by connecting rod, leads when dust collecting electrode is moved to cylinder right side wall When electric piece contacts, dust collecting electrode is positively charged, forms high voltage electric field between corona discharge electrode and electrification dust collecting electrode at this time, the air with dust By being electrically isolated when high-voltage electrostatic field, on grit and anion junction belt after negative electricity, to dust polar motion and it is adsorbed on dust Pole surface is detached from when the dust collecting electrode for being adsorbed with dust is continued to rotate to cylinder left side with conductive sheet, and dust collecting electrode power-off is adsorbed with ash Electric field disappears between the dust collecting electrode and corona discharge electrode of dirt, and the electric field force that the anion in conjunction with grit receives disappears, and grit falls, so It is fallen into dust-collecting box by dust outlet tube afterwards, while hairbrush under the dust brush in dust collecting electrode, will further can be avoided in this way with building The progress of dedusting is built, the dust in dust collecting electrode is got deeper, and is influenced the service life of dust removing effects and equipment, is removed equipped with second Dirt device, the second dust-extraction unit includes shell, active carbon slab, water tank, spray nozzle and jet pipe, under the action of the second blower, sky Gas enters in shell, and by the further purification filtering of active carbon slab, the effect of active carbon slab is further filtered to air, also It is the ozone generated after being ionized air or the absorption of other pollutants, and facilitates and replace the extraction of active carbon slab, into The purified air of one step enters in water tank after entering in third pipeline, water pump by the water in water tank be pumped into hollow tube then by Spray nozzle spray, air is humidified, the air with water mist under third fan action enter the 4th pipeline in after by spraying Pipe spray, spread around, water mist in conjunction with the dust in air after fall to the ground, can also play dust-laying effect, while can It avoids largely sprinkling water and causes the waste of water resource and being normally carried out for influence construction.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of construction site dust-extraction unit.
Fig. 2 is the top view of construction site dust-extraction unit middle cylinder body.
Fig. 3 is the structural schematic diagram of primary filter screen in construction site dust-extraction unit.
In figure: 1- bottom plate, 2- air inlet, 3- box body, 4- primary filter screen, 5- fixed plate, 6- handle, the first blower of 7-, 8- First pipe, 9- cylinder, 10- connecting rod, 11- dust collecting electrode, 12- conductive sheet, 13- corona discharge electrode, 14- second pipe, 15- power supply, The second blower of 16-, 17- shell, 18- activity carbon slab, 19- sliding slot, 20- third pipeline, 21- jet pipe, 22- fourth lane, 23- Third blower, 24- handrail, 25- water inlet, 26- water tank, 27- idler wheel, 28- water pump, 29- water pipe, 30- spray nozzle, 31- branch Strut, 32- dust-collecting box, 33- dust outlet tube, 34- motor, 35- hairbrush, 36- mounting plate, 37- partition, 38- screw.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~3, in the utility model embodiment, a kind of construction site dust-extraction unit, including bottom plate 1, Primarily efficient filter device, the first dust-extraction unit and the second dust-extraction unit, bottom plate 1 bottom four are respectively and fixedly provided with supporting leg on angle, Supporting leg bottom end is equipped with idler wheel 27, and idler wheel 27 is self-locking idler wheel, and 1 left end of bottom plate is fixed with handrail 24, on bottom plate 1 from The right side, which is turned left, is successively arranged primarily efficient filter device, the first dust-extraction unit and the second dust-extraction unit, and the primarily efficient filter device includes box Body 3, the first blower 7 and primary filter screen 4, the box body 3 are installed on bottom plate 1, and 3 right side wall of box body is equipped with air inlet 2, box body 3 tops are equipped with fixed plate 5, and handle 6 is equipped at the top of fixed plate 5, muti-piece is equidistantly fixed with by screw 38 in fixed plate 5 and just imitates Strainer 4,4 other end of primary filter screen pass through at the top of box body 3 through slot that opens up and extend in box body 3 and with 3 intracavity bottom of box body Contact, is proposed primary filter screen 4 by handle 6 out of box body 3, convenient that periodically primary filter screen 4 is cleaned or replaced, and is kept away Exempting from the blocking of 4 mesh of primary filter screen influences dust removing effects, and the first blower 7 is equipped in 3 inner left wall of box body, and the first blower 7 goes out Air port is connect with first pipe 8, and first dust-extraction unit includes cylinder 9, motor 34, power supply 15, corona discharge electrode 13, conductive sheet 12 and dust collecting electrode 11, support rod 31,8 other end of first pipe are connected between 9 bottom of cylinder and 1 upper surface of bottom plate It is connected to through 9 left bottom of cylinder and with 9 inner cavity of cylinder, is fixed with corona discharge electrode 13, corona discharge electrode among 9 inner cavity top of cylinder 13 are made of plain conductor, and motor 34 is equipped among 9 bottom of cylinder, and the output shaft end of motor 34 runs through 9 bottom of cylinder Portion simultaneously extends in cylinder 9, and the output shaft end of motor 34 is circumferential to be equidistantly fixed with connecting rod 10, connecting rod 10 totally four, connects 10 other end of extension bar is fixedly connected with 11 bottom of dust collecting electrode, and dust collecting electrode 11 is the sheet metal of arc and its quantity and connecting rod 10 Quantity it is identical, be fixed with conductive sheet 12 on the 9 right side inner wall of cylinder, 12 semicircular in shape of conductive sheet, 12 inner wall of conductive sheet with The contact of 11 outer wall of dust collecting electrode, 9 inner cavity top of cylinder are located at corona discharge electrode front and rear sides and are respectively and fixedly provided with partition 37, the work of partition 37 With being that gas upward in first pipe 8 is avoided to blow the dust of whereabouts upwards, gear wind action, 9 inner cavity top of cylinder are played Left side is fixed with mounting plate 36, and mounting plate 36 is vertically arranged, and is fixed with hairbrush 35, the work of hairbrush 35 on another side wall of mounting plate 36 It is swept and is fallen with the dust for being 11 surface of dust collecting electrode that will move on the right side of cylinder 9, avoid dust from being sticked in dust collecting electrode 11, the cylinder 9 top left sides are equipped with power supply 15, and the anode of power supply 15 is electrically connected with conductive sheet 12,13 electricity of cathode and corona discharge electrode of power supply 15 Connection, 9 left bottom of cylinder are connected with dust outlet tube 33, and 33 other end of dust outlet tube is connected with dust-collecting box 32, and dust-collecting box 32 is detachable It is installed on bottom plate 1,9 top right side of cylinder is connected with second pipe 14, is equipped with the second dedusting on the left of first dust-extraction unit Device, the second dust-extraction unit include that shell 17, active carbon slab 18, water tank 26, spray nozzle 30 and jet pipe 21, the shell 17 are fixed It is installed on 9 left side wall of cylinder, is connected at the top of 14 other end of second pipe and shell 17, shell 17 is fixedly installed in cylinder On 9 left side walls, 17 inner cavity top of shell is located at 14 junction of second pipe and is equipped with the second blower 16, sets on 17 front side wall of shell There is door body, door body is connect by hinge with 17 side wall of shell, is equipped with sealing strip, shell with the junction of housing sidewall in door body Active carbon slab 18 is equipped in 17, active 18 both ends of carbon slab are embedded at respectively in sliding slot 19, and active carbon slab 18 connects with the sliding of sliding slot 19 It connects, it is also by air that sliding slot 19, which is fixed on 17 inner wall of shell, and the effect of active carbon slab 18 is further filtered to air The ozone generated after being ionized or the absorption of other pollutants, and facilitate and replace the extraction of active carbon slab 18,17 bottom of shell Portion is connected with third pipeline 20, and 20 other end of third pipeline is connect with 26 upper right quarter of water tank, 26 left side wall top of water tank be equipped with into The mouth of a river 25, water inlet 25 are equipped with valve, and water pump 28 is equipped in water tank 26, and water pump 28 is connect by water pipe 29 with hollow tube, Hollow tube is fixed on 26 inner cavity top of water tank, and spray nozzle 30 has been mounted equidistant in hollow bottom of the tube, and 26 upper left quarter of water tank is equipped with The air inlet of three blowers 23, third blower 23 is connected to 26 inner cavity top of water tank, and 26 top of water tank is located at outside third blower 23 It is fixed with the 4th pipeline 22,22 top closure of the 4th pipeline is circumferential in 22 top sidewall of the 4th pipeline to be equidistantly fixed with multiple sprays Pipe 21, jet pipe 21 are connected to the 4th pipeline 22, and 21 other end of jet pipe is obliquely installed upwards.
The working principle of the utility model is: when the utility model is used, device is pushed to construction site, starting electricity Machine 34, the first blower 7, the second blower 16, water pump 28 and third blower 23, under the first fan action, the air with dust Into in box body 3, after the filtering of multilayer primary filter screen 4, into first pipe 8, can by handle 6 by primary filter screen 4 from box It is proposed in body 3, it is convenient that periodically primary filter screen 4 is cleaned or replaced, avoid the blocking of 4 mesh of primary filter screen from influencing dedusting effect Fruit, the air in first pipe 8 enter in 9 right chamber of cylinder, and the output shaft of motor 34 drives dust collecting electrode by connecting rod 10 11 rotations, when dust collecting electrode 11, which is moved to, to be contacted with the conductive sheet 12 of 9 right side wall of cylinder, dust collecting electrode 11 is positively charged, at this time corona High voltage electric field is formed between pole 13 and electrification dust collecting electrode 11, the air with dust when high-voltage electrostatic field by being electrically isolated, dirt Grain moves to dust collecting electrode 11 with after negative electricity in anion junction belt and is adsorbed on 11 surface of dust collecting electrode, when the collection for being adsorbed with dust Dirt pole 11 continues to rotate to 9 left side of cylinder and is detached from conductive sheet 11, and dust collecting electrode 11 powers off, and is adsorbed with the dust collecting electrode 11 and electricity of dust Electric field disappears between dizzy pole 13, and the electric field force that the anion in conjunction with grit receives disappears, and grit falls, then by dust outlet tube 33 It falls into dust-collecting box 32, while hairbrush 35 is can be avoided so further by under the dust brush in dust collecting electrode 11 as building is removed The progress of dirt, the dust in dust collecting electrode 11 are got deeper, and the service life of dust removing effects and equipment are influenced, after dedusting Air enters in second pipe 14, and then under the action of the second blower 16, air enters in shell 19, by active carbon slab 18 Further purification filtering, the effect of active carbon slab 18 are further filtered to air, are generated after being ionized air Ozone or the absorption of other pollutants, and facilitate and replace the extraction of active carbon slab 18, further purified air enters Enter in water tank 26 after in third pipeline 20, then the water in water tank 26 is pumped into hollow tube by water pump 28 to be sprayed by spray nozzle 30 Out, air is humidified, the air with water mist under third blower 23 acts on after entering in the 4th pipeline 22 by jet pipe 21 Spray, spread around, water mist in conjunction with the dust in air after fall to the ground, can also play dust-laying effect, while can keep away Exempt from largely to sprinkle water and causes the waste of water resource and being normally carried out for influence construction.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (8)

1. a kind of construction site dust-extraction unit, including bottom plate (1), primarily efficient filter device, the first dust-extraction unit and second Dust-extraction unit, which is characterized in that bottom plate (1) bottom four is respectively and fixedly provided with supporting leg on angle, and supporting leg bottom end is equipped with rolling It takes turns (27), turns left on bottom plate (1) from the right side and be successively arranged primarily efficient filter device, the first dust-extraction unit and the second dust-extraction unit, it is described Primarily efficient filter device includes box body (3), the first blower (7) and primary filter screen (4), is equipped with first in box body (3) inner left wall The air outlet of blower (7), the first blower (7) is connect with first pipe (8), and first dust-extraction unit includes cylinder (9), motor (34), power supply (15), corona discharge electrode (13), conductive sheet (12) and dust collecting electrode (11), cylinder (9) bottom and table on bottom plate (1) It is connected between face support rod (31), first pipe (8) other end is through cylinder (9) left bottom and interior with cylinder (9) Chamber is connected to, and is fixed with corona discharge electrode (13) among cylinder (9) inner cavity top, corona discharge electrode (13) is made of plain conductor, described It is equipped with motor (34) among cylinder (9) bottom, the output shaft end of motor (34) through cylinder (9) bottom and extends to cylinder (9) in, the output shaft end of motor (34) is circumferential to be equidistantly fixed with connecting rod (10), and connecting rod (10) totally four, connecting rod (10) other end is fixedly connected with dust collecting electrode (11) bottom, and dust collecting electrode (11) is the sheet metal of arc and its quantity and connecting rod (10) quantity is identical, is fixed with conductive sheet (12) on inner wall on the right side of the cylinder (9), conductive sheet (12) semicircular in shape, conductive Piece (12) inner wall is contacted with dust collecting electrode (11) outer wall, and cylinder (9) inner cavity top is located at corona discharge electrode front and rear sides and is respectively and fixedly provided with Partition (37), cylinder (9) top left side are equipped with power supply (15), and the anode of power supply (15) is electrically connected with conductive sheet (12), The cathode of power supply (15) is electrically connected with corona discharge electrode (13), and cylinder (9) left bottom is connected with dust outlet tube (33), and dust outlet tube (33) is another One end is connected with dust-collecting box (32), and cylinder (9) top right side is connected with second pipe (14), is set on the left of first dust-extraction unit There is the second dust-extraction unit, the second dust-extraction unit includes shell (17), active carbon slab (18), water tank (26), spray nozzle (30) and spray It manages (21), the shell (17) is fixedly installed on cylinder (9) left side wall, second pipe (14) other end and shell (17) Top connection, shell (17) inner cavity top is located at second pipe (14) junction and is equipped with the second blower (16), before shell (17) Side wall is equipped with door body, and door body is connect by hinge with shell (17) side wall, and active carbon slab (18), activity are equipped in shell (17) Carbon slab (18) both ends are embedded at respectively in sliding slot (19), and active carbon slab (18) is slidably connected with sliding slot (19), and sliding slot (19) is fixed In on shell (17) inner wall, shell (17) bottom is connected with third pipeline (20), third pipeline (20) other end and water tank (26) Upper right quarter connection, water tank (26) is interior to be equipped with water pump (28), and water pump (28) is connect by water pipe (29) with hollow tube, and hollow tube is solid Due to water tank (26) inner cavity top, hollow bottom of the tube has been mounted equidistant spray nozzle (30), and water tank (26) upper left quarter is equipped with third The air inlet of blower (23), third blower (23) is connected to water tank (26) inner cavity top, and water tank is located at outside third blower (23) (26) top is fixed with the 4th pipeline (22), the 4th pipeline (22) top closure, circumferential direction etc. in the 4th pipeline (22) top sidewall Away from being fixed with multiple jet pipes (21), jet pipe (21) is connected to the 4th pipeline (22), and jet pipe (21) other end is obliquely installed upwards.
2. construction site dust-extraction unit according to claim 1, which is characterized in that the idler wheel (27) is self-locking Formula idler wheel.
3. construction site dust-extraction unit according to claim 1, which is characterized in that bottom plate (1) left end is solid Surely there are handrail (24).
4. construction site dust-extraction unit according to claim 1, which is characterized in that the box body (3) is installed on On bottom plate (1), box body (3) right side wall is equipped with air inlet (2), is equipped with fixed plate (5) above box body (3), at the top of fixed plate (5) Equipped with handle (6), equidistantly it is fixed with muti-piece primary filter screen (4) in fixed plate (5) by screw (38), primary filter screen (4) is another It holds the through slot opened up at the top of box body (3) and extends in box body (3) and contacted with box body (3) intracavity bottom.
5. construction site dust-extraction unit according to claim 1, which is characterized in that cylinder (9) the inner cavity top It is fixed with mounting plate (36) on the left of portion, mounting plate (36) is vertically arranged, and is fixed with hairbrush (35) on mounting plate (36) another side wall.
6. construction site dust-extraction unit according to claim 1, which is characterized in that the dust-collecting box (32) is removable It unloads and is installed on bottom plate (1).
7. construction site dust-extraction unit according to claim 1, which is characterized in that in the door body with shell side The junction of wall is equipped with sealing strip.
8. construction site dust-extraction unit according to claim 1, which is characterized in that water tank (26) left side wall Top is equipped with water inlet (25), and water inlet (25) is equipped with valve.
CN201820184116.9U 2018-02-02 2018-02-02 A kind of construction site dust-extraction unit Expired - Fee Related CN208389667U (en)

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Application Number Priority Date Filing Date Title
CN201820184116.9U CN208389667U (en) 2018-02-02 2018-02-02 A kind of construction site dust-extraction unit

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Application Number Priority Date Filing Date Title
CN201820184116.9U CN208389667U (en) 2018-02-02 2018-02-02 A kind of construction site dust-extraction unit

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Publication Number Publication Date
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110917789A (en) * 2019-12-11 2020-03-27 江苏智动装备技术研究院有限公司 City spraying dust device
CN111921318A (en) * 2020-07-29 2020-11-13 山东交通学院 Tunnel dust fall system and dust fall car
DE102019220105A1 (en) * 2019-12-19 2021-06-24 Robert Bosch Gmbh Dust reduction device, especially ionizing bar

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110917789A (en) * 2019-12-11 2020-03-27 江苏智动装备技术研究院有限公司 City spraying dust device
DE102019220105A1 (en) * 2019-12-19 2021-06-24 Robert Bosch Gmbh Dust reduction device, especially ionizing bar
CN111921318A (en) * 2020-07-29 2020-11-13 山东交通学院 Tunnel dust fall system and dust fall car

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Granted publication date: 20190118

Termination date: 20200202