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CN110318364B - Atomizing humidification dust suppression equipment of construction environmental engineering site operation - Google Patents

Atomizing humidification dust suppression equipment of construction environmental engineering site operation Download PDF

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Publication number
CN110318364B
CN110318364B CN201910496676.7A CN201910496676A CN110318364B CN 110318364 B CN110318364 B CN 110318364B CN 201910496676 A CN201910496676 A CN 201910496676A CN 110318364 B CN110318364 B CN 110318364B
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fixedly connected
standpipe
inverted
vertical
water
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CN110318364A (en
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曹锐
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Chongqing Yuyu Industrial Co.,Ltd.
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01HSTREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H3/00Applying liquids to roads or like surfaces, e.g. for dust control; Stationary flushing devices
    • E01H3/04Fixed devices, e.g. permanently- installed flushing means

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  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Special Spraying Apparatus (AREA)
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Abstract

The utility model provides an atomizing humidification presses down dirt equipment of building environmental engineering site operation, the power distribution box comprises a box body, the top side opening of box, the box inner wall left side is connected the outside of apron with the top on right side is articulated respectively, the apron can rotate along the articulated shaft that corresponds respectively, the type of falling T spout is seted up respectively to the centre of apron bottom side, movable mounting type of falling T slider respectively in the type of falling T spout, the type of falling T slider can be respectively along the type of falling T spout horizontal slip that corresponds, the bottom side of type of falling T slider articulates the one end of connecting same horizontal pole respectively, the upper end of the middle fixed connection montant of horizontal pole bottom side, the coaxial drum of periphery suit of montant, the bottom side of drum and the bottom fixed connection. The invention has simple structure and ingenious conception, utilizes the gravity of the passing vehicles to pressurize the water, utilizes the potential energy of the water flow to drive the fan to operate, has no driving device, is green and environment-friendly, has a pure mechanical structure, high reliability and convenient maintenance.

Description

Atomizing humidification dust suppression equipment of construction environmental engineering site operation
Technical Field
The invention belongs to the field of atomization dust removal equipment, and particularly relates to atomization humidification dust suppression equipment for construction environmental engineering field construction.
Background
The existing fog gun machine in the current market is an air-assisted sprayer and is mainly used in the environments of municipal dust removal, garden sprinkling irrigation, building environmental engineering and the like; present fog gun machine theory of operation is that sending atomizing water to the distant place through the fan behind atomizing water through high-pressure atomizer, the pressure boost of water all needs to use drive arrangement with the operation of fan, the energy consumption is great, can't realize the purpose of green dust removal, it controls drive arrangement to need control circuit simultaneously, use special control circuit to open of fog gun machine and stop and control, it is more to use electronic device, lead to the structure complicacy, the reliability is poor, be unfavorable for the maintenance, can't satisfy the market demand, so I invented an atomizing humidification dust suppression equipment of building environmental engineering site operation.
Disclosure of Invention
The invention provides atomizing, humidifying and dust suppressing equipment for site construction of building environmental engineering, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
the atomization humidification dust suppression device for the construction environment engineering site construction comprises a box body, wherein the top side of the box body is provided with an opening, the left side and the right side of the inner wall of the box body are respectively hinged with the outer side of a cover plate, the cover plates can respectively rotate along corresponding hinged shafts, inverted T-shaped sliding grooves are respectively formed in the middles of the bottom sides of the cover plates, inverted T-shaped sliding blocks are respectively movably installed in the inverted T-shaped sliding grooves, the inverted T-shaped sliding blocks can respectively slide left and right along the corresponding inverted T-shaped sliding grooves, the bottom sides of the inverted T-shaped sliding blocks are respectively hinged with one end of a same cross rod, the middle of the bottom side of the cross rod is fixedly connected with the upper end of a vertical rod, a coaxial cylinder is sleeved on the periphery of the vertical rod, the bottom side of the cylinder is fixedly connected with the bottom of the box body, a piston is movably installed; the left side of the cylinder is fixedly connected with the right side of the water tank, the left side of the water tank is fixedly connected with the inner wall of the left side of the box body, the bottom of the right side of the water tank is communicated with the upper part of the left side of the cylinder through a first through hole, the first through hole is positioned at the lower side of the piston, the right side of the rear side of the box body is fixedly connected with the lower part of the front side of the vertical pipe, the lower end of the vertical pipe is sealed, the lower end of the periphery of the vertical pipe is communicated with the lower end of the periphery of the cylinder through a first connecting pipe, the middle part of the first connecting pipe is provided with a check valve, the two ends of the first connecting pipe are communicated through the check valve, a coaxial vertical shaft is arranged in the upper end of the vertical pipe in a bearing way, a fan blade is fixedly arranged at the upper end of the vertical pipe, the outer part of the upper end of the vertical shaft, the left end of dryer is fixed connection coaxial ring pipe's right side, and the bottom on ring pipe right side is linked together through the second connecting pipe with the left upper end of standpipe, and the inboard left side fixed mounting several circumference of ring pipe's vaporific shower nozzle that distributes, the delivery port of vaporific shower nozzle inner is inwards to one side, and the water inlet of vaporific shower nozzle outer end communicates with each other with the inside of ring pipe respectively.
As above the atomizing humidification dust suppression equipment of building environmental engineering site operation, transmission include first helical gear, the middle and the upper end fixed connection of vertical axis of first helical gear bottom side, the lower extreme of the left side fixed connection type of falling L pole of standpipe top side, the left middle of first sprocket is connected to the right-hand member bearing of the type of falling L pole, the middle and the left middle fixed connection of flabellum on first sprocket right side, the top on standpipe top side right side is equipped with the cross axle, the top side of cross axle and standpipe passes through axle bed fixed connection, the left end fixed mounting second helical gear of cross axle, first helical gear and the meshing cooperation of second helical gear, the right-hand member fixed mounting second sprocket of cross axle, the second sprocket passes through the chain meshing transmission with first sprocket.
According to the atomizing, humidifying and dust suppressing equipment for construction environment engineering site construction, the top of the left side of the water tank is fixedly connected with the right end of the water pipe, the right end of the water pipe is communicated with the inside of the water tank, and the left end of the water pipe penetrates through the side wall of the left side of the box body and is located outside the box body.
According to the atomizing, humidifying and dust suppressing equipment for construction environment engineering site construction, the outer periphery of the vertical shaft is fixedly connected with the inner periphery of the preformed hole in the top side of the vertical pipe through the sealing bearing.
According to the atomizing, humidifying and dust suppressing equipment for construction environment engineering site construction, the front side and the rear side of the box body are respectively and fixedly provided with the baffle corresponding to the cover plate, and the top sides of the baffles can be respectively in contact fit with the bottom sides of the corresponding cover plates.
The atomizing, humidifying and dust suppressing device for the construction of the construction environment engineering site is characterized in that the left port of the air duct is smaller than the diameter of the right port.
The invention has the advantages that: the invention has simple structure and ingenious conception, utilizes the gravity of passing vehicles to pressurize water, utilizes the potential energy of water flow to drive the fan to operate, has no driving device, is green and environment-friendly, has a pure mechanical structure, high reliability and convenient maintenance, atomizes and removes dust on the ground before the vehicles pass by and after the vehicles pass by, stops spraying water when no vehicles pass by, avoids the waste of water resources caused by long-time water spraying, can meet the market demand, and is suitable for popularization. When the invention is used, the box body is embedded in a road section where a building engineering vehicle passes as shown in the figure, the road surface on the left side of the road section has more dust, the dust is easy to be lifted when the vehicle passes, the body health of a passing driver and workers is influenced when the dust is more, the sight is obstructed, accidents are easy to cause, the road surface on the left side of the road section needs to be atomized and dedusted, the water tank is filled with clear water, the water in the water tank flows into the cylinder through the first through hole, when the vehicle passes through the top side of the cover plate, the vehicle presses down the cover plate on one side to enable the cover plate to rotate inwards along the articulated shaft of the box body, the cover plate applies downward pressure to one end of the cross rod, the spring is compressed, the cross rod drives the inverted T-shaped slide block to move downwards, the inverted T-shaped slide block moves outwards along the corresponding inverted T-shaped slide groove, the cover plate on the, the piston moves downwards along the cylinder until the top side of the cover plate is flush with the road surface, the piston descends to the lowest point, when the piston is lower than the first through hole, water in the cylinder is extruded by the piston to form high-pressure water which is pressed into the first connecting pipe and enters the vertical pipe through the one-way valve, the high-pressure water in the vertical pipe enters the annular pipe through the second connecting pipe, the high-pressure water in the annular pipe is sprayed out through the atomizing nozzle to form water mist, when the water in the vertical pipe passes through the helical blade, the helical blade drives the vertical shaft to rotate, the vertical shaft drives the fan blades to rotate through the transmission device, the fan blades form blowing force towards the left side to blow the atomized water mist to the road surface at the left side, after a vehicle passes through, the cross rod resets under the elastic action of the spring, the piston moves upwards, the lower part of the cylinder forms negative pressure, the water in the water tank can be pumped into the, the water smoke that forms carries out spraying dust removal in advance to left road surface, increases the humidity on ground, effectively presses down the dirt, and the vehicle is from a left side right when lapping, and the dust fall processing can be carried out to the dust of raising to the water smoke that sprays, makes the building engineering environment cleaner, can satisfy the market demand, is fit for wideling popularize.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of section I of FIG. 1; fig. 3 is a partial enlarged view of ii of fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An atomization humidification dust suppression device for construction environmental engineering site construction comprises a box body 1, wherein the top side of the box body 1 is open, the top of the left side and the right side of the inner wall of the box body 1 are respectively hinged with the outer side of a cover plate 2, the cover plates 2 can respectively rotate along corresponding hinged shafts, inverted T-shaped chutes 3 are respectively arranged in the middle of the bottom side of the cover plate 2, inverted T-shaped sliders 4 are respectively and movably arranged in the inverted T-shaped chutes 3, the inverted T-shaped sliders 4 can respectively slide left and right along the corresponding inverted T-shaped chutes 3, the bottom sides of the inverted T-shaped sliders 4 are respectively hinged with one end of a same transverse rod 5, the middle of the bottom side of the transverse rod 5 is fixedly connected with the upper end of a vertical rod 6, a coaxial cylinder 7 is sleeved on the periphery of the vertical rod 6, the bottom side of the cylinder 7 is fixedly connected with the bottom of the box body 1, the top side of the cylinder 7 is fixedly connected with the bottom side of the cross rod 5 through a spring 9 sleeved on the periphery of the vertical rod 6; the left side of a cylinder 7 is fixedly connected with the right side of a water tank 10, the left side of the water tank 10 is fixedly connected with the inner wall of the left side of a box body 1, the bottom of the right side of the water tank 10 is communicated with the upper part of the left side of the cylinder 7 through a first through hole 11, the first through hole 11 is positioned at the lower side of a piston 8, the right side of the rear side of the box body 1 is fixedly connected with the lower part of the front side of a vertical pipe 12, the lower end of the vertical pipe 12 is closed, the lower end of the periphery of the vertical pipe 12 is communicated with the lower end of the periphery of the cylinder 7 through a first connecting pipe 13, a one-way valve 14 is arranged in the middle of the first connecting pipe 13, two ends of the first connecting pipe 13 are communicated with each other through the one-way valve 14, water in the cylinder 7 can enter the vertical pipe 12 through the first connecting pipe 13 and the one-way valve 14, the lower part of the vertical shaft 15 is positioned in the vertical pipe 12 and fixedly provided with coaxial helical blades 290, an air duct 17 is arranged above the vertical pipe 12, the upper end of the vertical pipe 12 penetrates through a preformed hole at the left end of the bottom side of the air duct 17 and is positioned in the air duct 17 and fixedly connected with the air duct 17, the left end of the air duct 17 is fixedly connected with the right side of the coaxial annular pipe 18, the bottom on the right side of the annular pipe 18 is communicated with the upper end on the left side of the vertical pipe 12 through a second connecting pipe 19, the left side of the inner side of the annular pipe 18 is fixedly provided with a plurality of mist-shaped nozzles 20 distributed in the circumferential direction, water outlets at the inner ends of the mist-shaped nozzles 20 are. The invention has simple structure and ingenious conception, utilizes the gravity of passing vehicles to pressurize water, utilizes the potential energy of water flow to drive the fan to operate, has no driving device, is green and environment-friendly, has a pure mechanical structure, high reliability and convenient maintenance, atomizes and removes dust on the ground before the vehicles pass by and after the vehicles pass by, stops spraying water when no vehicles pass by, avoids the waste of water resources caused by long-time water spraying, can meet the market demand, and is suitable for popularization. When the invention is used, the box body 1 is pre-buried in a road section passed by a construction engineering vehicle as shown in figure 1, the road surface on the left side of the road section has more dust, the vehicle is easy to raise the dust when passing, the body health of a passing driver and workers is influenced when the dust is more, the sight is obstructed, accidents are easy to cause, the road surface on the left side of the road section needs to be atomized and dedusted, the water tank 10 is filled with clean water, the water in the water tank 10 flows into the cylinder 7 through the first through hole 11, when the vehicle passes through the top side of the cover plate 2, the vehicle presses the cover plate 2 on one side downwards to enable the cover plate 2 to rotate inwards along a hinged shaft with the box body 1, the cover plate 2 applies downward pressure to one end of the cross rod 5, the spring 9 is compressed, the cross rod 5 drives the inverted T-shaped slide block 4 to move downwards, meanwhile, the inverted T-shaped slide block 4 moves outwards along the corresponding inverted T-shaped slide, the cross rod 5 presses the piston 8 downwards through the vertical rod 6, the piston 8 moves downwards along the cylinder 7 until the top side of the cover plate 2 is flush with the road surface, the piston 8 descends to the lowest point, when the piston 8 is lower than the first through hole 11, water in the cylinder 7 is extruded by the piston 8 to form high-pressure water, the high-pressure water is pressed into the first connecting pipe 13 and enters the vertical pipe 12 through the one-way valve 14, the high-pressure water in the vertical pipe 12 enters the annular pipe 18 through the second connecting pipe 19, the high-pressure water in the annular pipe 18 is sprayed out through the atomizing nozzle 20 to form water mist, when the water in the vertical pipe 12 passes through the spiral blade 290, the spiral blade 290 drives the vertical shaft 15 to rotate, the vertical shaft 15 drives the fan blades 16 to rotate through the transmission device 21, the fan blades 16 form blowing force towards the left side to blow the atomized water mist to the road surface, after the vehicle passes through, the cross rod 5 is reset under the elastic, can pass through the lower part of first through-hole 11 suction drum 7 with the water in the water tank 10, get into circulation next time, when the vehicle was gone from the right side to left and is passed through apron 2, the water smoke of formation carries out spray dust removal in advance to left road surface, increase the humidity on ground, effectively press down the dirt, the vehicle is from a left side to right when passing through the apron, the dust fall processing can be carried out to the dust of raising to the water smoke that sprays, it is cleaner to make the building engineering environment, can satisfy the market demand, be fit for wideling popularize.
Specifically, as shown in the drawing, the transmission device 21 according to the embodiment includes a first bevel gear 22, a middle of a bottom side of the first bevel gear 22 is fixedly connected to an upper end of the vertical shaft 15, a left side of a top side of the vertical tube 12 is fixedly connected to a lower end of an inverted L-shaped rod 23, a right end bearing of the inverted L-shaped rod 23 is connected to a middle of a left side of a first sprocket 24, a middle of a right side of the first sprocket 24 is fixedly connected to a middle of a left side of the fan blade 16, a horizontal shaft 25 is disposed above a right side of the top side of the vertical tube 12, the horizontal shaft 25 is fixedly connected to the top side of the vertical tube 12 through a shaft seat 29, a second bevel gear 26 is fixedly mounted at a left end of the horizontal shaft 25, the first bevel gear 22 is engaged with the. The upper end of the vertical shaft 15 drives the second bevel gear 26 to rotate through the first bevel gear 22, the second bevel gear 26 drives the second sprocket 27 to rotate through the horizontal shaft 25, the second sprocket 27 drives the first sprocket 24 to rotate through the chain 28, and the first sprocket 24 drives the fan blades 16 to rotate.
Specifically, as shown in the figure, the top of the left side of the water tank 10 in the embodiment is fixedly connected to the right end of the water pipe 30, the right end of the water pipe 30 is communicated with the inside of the water tank 10, and the left end of the water pipe 30 penetrates through the side wall of the left side of the tank body 1 and is located outside the tank body 1. The left end of the water pipe 30 is connected to a natural water pipe, and tap water can be continuously supplied into the water tank 10 through the water pipe 30.
Further, as shown in the drawings, the outer periphery of the vertical shaft 15 according to the present embodiment is fixedly connected to the inner periphery of the preformed hole at the top side of the vertical pipe 12 through a sealing bearing 32. Avoiding water leakage through the preformed hole in the top side of the standpipe 12.
Furthermore, as shown in the drawings, the front and rear corresponding cover plates 2 of the box body 1 according to the present embodiment are respectively and fixedly provided with the baffle plates 31, and the top sides of the baffle plates 31 can be respectively in contact fit with the bottom sides of the corresponding cover plates 2. When the top sides of the cover plates 2 are in a horizontal state, the top sides of the baffle plates 31 are respectively in contact fit with the bottom sides of the corresponding cover plates 2, and the cover plates 2 are prevented from being turned downwards continuously.
Further, as shown in the figure, the left port of the air duct 17 in the present embodiment is smaller than the diameter of the right port. The wind can be conveniently collected and enter the right end of the wind barrel 17, and meanwhile, the wind can be rapidly sprayed out after being gathered at the left end.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (6)

1. The utility model provides an atomizing humidification presses down dirt equipment of architectural environment engineering site operation which characterized in that: comprises a box body (1), the top side of the box body (1) is open, the top of the left side and the right side of the inner wall of the box body (1) are respectively hinged with the outer side of a cover plate (2), the cover plate (2) can respectively rotate along a corresponding hinged shaft, an inverted T-shaped sliding chute (3) is respectively arranged in the middle of the bottom side of the cover plate (2), an inverted T-shaped sliding block (4) is respectively and movably arranged in the inverted T-shaped sliding chute (3), the inverted T-shaped sliding block (4) can respectively slide left and right along the corresponding inverted T-shaped sliding chute (3), the bottom side of the inverted T-shaped sliding block (4) is respectively and movably connected with one end of the same transverse rod (5), the middle of the bottom side of the transverse rod (5) is fixedly connected with the upper end of a vertical rod (6), a coaxial cylinder (7) is sleeved on the periphery of the vertical rod (6), the bottom side of the cylinder (7) is fixedly connected with the bottom of the box body (, the top side of the cylinder (7) is fixedly connected with the bottom side of the cross rod (5) through a spring (9) sleeved on the periphery of the vertical rod (6); the left side of drum (7) fixed connection water tank (10) the right side, the left side of water tank (10) and the left side inner wall fixed connection of box (1), the bottom on water tank (10) right side is linked together through first through-hole (11) with the left upper portion of drum (7), first through-hole (11) are located the downside of piston (8), the lower part of the right side fixed connection standpipe (12) front side of box (1) rear side, the lower extreme of standpipe (12) seals, the lower extreme of standpipe (12) periphery is linked together through first connecting pipe (13) with the lower extreme of drum (7) periphery, the middle part of first connecting pipe (13) is equipped with check valve (14), the both ends of first connecting pipe (13) are linked together through check valve (14), coaxial vertical shaft (15) of the upper end inner bearing installation of standpipe (12), the upper end fixed mounting flabellum (16) of standpipe (12), the outside that the upper end of vertical shaft (15) is located the standpipe (12) upper end passes through transmission of transmission device (21), the lower part of vertical axis (15) is located standpipe (12) internal fixation and installs coaxial helical blade (290), the top of standpipe (12) is equipped with dryer (17), the preformed hole that the upper end of standpipe (12) passed dryer (17) bottom side left end is located dryer (17) and with dryer (17) fixed connection, the right side of the coaxial annular tube of left end fixed connection (18) of dryer (17), the bottom on annular tube (18) right side is linked together through second connecting pipe (19) with the left upper end of standpipe (12), the inboard left side fixed mounting several circumference of annular tube (18) vaporific shower nozzle (20) that distributes, the delivery port of vaporific shower nozzle (20) inner is inwards to one side, the water inlet of vaporific shower nozzle (20) outer end communicates with each other with the inside of annular tube (18) respectively.
2. The atomizing, humidifying and dust suppressing device for construction environment engineering site construction as claimed in claim 1, wherein: the transmission device (21) comprises a first bevel gear (22), the middle of the bottom side of the first bevel gear (22) is fixedly connected with the upper end of a vertical shaft (15), the left side of the top side of a vertical pipe (12) is fixedly connected with the lower end of an inverted L-shaped rod (23), a right end bearing of the inverted L-shaped rod (23) is connected with the middle of the left side of a first chain wheel (24), the middle of the right side of the first chain wheel (24) is fixedly connected with the middle of the left side of a fan blade (16), a transverse shaft (25) is arranged above the right side of the top side of the vertical pipe (12), the transverse shaft (25) is fixedly connected with the top side of the vertical pipe (12) through a shaft seat (29), a second bevel gear (26) is fixedly installed at the left end of the transverse shaft (25), the first bevel gear (22) is meshed with the second bevel gear (26), a second chain wheel (27) is fixedly installed at the right end of.
3. The atomizing, humidifying and dust suppressing device for construction environment engineering site construction as claimed in claim 1, wherein: the top of the left side of the water tank (10) is fixedly connected with the right end of the water pipe (30), the right end of the water pipe (30) is communicated with the inside of the water tank (10), and the left end of the water pipe (30) penetrates through the side wall of the left side of the tank body (1) and is located outside the tank body (1).
4. The atomizing, humidifying and dust suppressing device for construction environment engineering site construction as claimed in claim 1, wherein: the outer periphery of the vertical shaft (15) is fixedly connected with the inner periphery of a preformed hole at the top side of the vertical pipe (12) through a sealing bearing (32).
5. The atomizing, humidifying and dust suppressing device for construction environment engineering site construction as claimed in claim 1, wherein: the front side and the rear side of the box body (1) correspond to the cover plate (2) and are respectively and fixedly provided with the baffle plate (31), and the top side of the baffle plate (31) can be respectively in contact fit with the bottom side of the corresponding cover plate (2).
6. The atomizing, humidifying and dust suppressing device for construction environment engineering site construction as claimed in claim 1, wherein: the left port of the air duct (17) is smaller than the diameter of the right port.
CN201910496676.7A 2019-06-10 2019-06-10 Atomizing humidification dust suppression equipment of construction environmental engineering site operation Active CN110318364B (en)

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CN201910496676.7A CN110318364B (en) 2019-06-10 2019-06-10 Atomizing humidification dust suppression equipment of construction environmental engineering site operation

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CN110318364B true CN110318364B (en) 2021-01-05

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112727532B (en) * 2021-03-04 2022-06-07 济南沃尔菲斯科技有限公司 A dust suppression device used in coal mine development

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017110501A1 (en) * 2017-05-15 2018-11-15 Evertz Hydrotechnik Gmbh & Co. Kg Device for irrigation of roadways
CN208742175U (en) * 2018-07-04 2019-04-16 郑州市金道市政工程有限公司 A kind of public outdoor device for reducing dust
CN109621593A (en) * 2018-12-20 2019-04-16 董立志 A kind of working device for reducing dust of interior architecture
CN109758864A (en) * 2019-03-28 2019-05-17 日照职业技术学院 High effect dust cleaner is used in a kind of construction protection

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017110501A1 (en) * 2017-05-15 2018-11-15 Evertz Hydrotechnik Gmbh & Co. Kg Device for irrigation of roadways
CN208742175U (en) * 2018-07-04 2019-04-16 郑州市金道市政工程有限公司 A kind of public outdoor device for reducing dust
CN109621593A (en) * 2018-12-20 2019-04-16 董立志 A kind of working device for reducing dust of interior architecture
CN109758864A (en) * 2019-03-28 2019-05-17 日照职业技术学院 High effect dust cleaner is used in a kind of construction protection

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