CN108221822A - A kind of earthwork device for reducing dust for construction building site - Google Patents
A kind of earthwork device for reducing dust for construction building site Download PDFInfo
- Publication number
- CN108221822A CN108221822A CN201810221088.8A CN201810221088A CN108221822A CN 108221822 A CN108221822 A CN 108221822A CN 201810221088 A CN201810221088 A CN 201810221088A CN 108221822 A CN108221822 A CN 108221822A
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- Prior art keywords
- fixed
- water
- block
- pipe
- supply
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H3/00—Applying liquids to roads or like surfaces, e.g. for dust control; Stationary flushing devices
- E01H3/02—Mobile apparatus, e.g. watering-vehicles
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a kind of earthwork device for reducing dust for construction building site, including water tank, the side of the water tank is equipped with carrier block, and the side of carrier block and water tank is inconsistent, the lower end of the carrier block and the lower end of water tank are respectively and fixedly provided with support column, the lower end of two support columns is respectively and fixedly provided with fixed block, regulating device is equipped between two fixed blocks, the upper end of the carrier block is fixed with supporting block, the upper end of the supporting block is equipped with the first lifting gear, the upper end of first lifting gear is rotatably connected to the first turntable, tumbler is equipped in first turntable.The present invention realizes the effective depositing dust function to construction road, it can prevent airborne dust from spreading, eliminate airborne dust, and then reduce the generation of accident, solve caused by artificial depositing dust that efficiency is low, dust-laying effect is poor, and the problem of cause to be detrimental to health when sucking a large amount of dust during depositing dust, it is easy to operate, suitable for promoting.
Description
Technical field
The present invention relates to construction engineering technical field more particularly to a kind of earthwork depositing dust dresses for construction building site
It puts.
Background technology
At present, construction building site is dusty, and particularly when engineering trucks pass through road, airborne dust aggravates earthwork vehicle,
Serious environmental pollution is be easy to cause, very big harm is also resulted in health or even safety accident can be caused, at present,
Using homemade watering trolley, depositing dust, still, this sprinkling truck generally are carried out by watering for conventional construction road surface depositing dust
Need it is artificial sprinkle water when pushing away, efficiency is low, and dust-laying effect is poor, and also can a large amount of dirt of inspiration during artificial push
Soil causes the health of human body very big harm, and therefore, we have proposed a kind of earthwork depositing dust dresses for construction building site
It puts to solve the above problems.
Invention content
The purpose of the present invention is to solve shortcoming in the prior art, and the one kind proposed is used for construction work
The earthwork device for reducing dust on ground.
To achieve these goals, present invention employs following technical solutions：
A kind of earthwork device for reducing dust for construction building site, including water tank, the side of the water tank, which is equipped with, holds
Block is carried, and the side of carrier block and water tank is inconsistent, the lower end of the carrier block and the lower end of water tank are respectively and fixedly provided with support
Column, the lower end of two support columns are respectively and fixedly provided with fixed block, regulating device, the upper end of the carrier block are equipped between two fixed blocks
Supporting block is fixed with, the upper end of the supporting block is equipped with the first lifting gear, and the upper end of first lifting gear is rotatablely connected
There is the first turntable, be equipped with placed cavity in first turntable, common rotation is connected with rotation in the opposing sidewalls of the placed cavity
Axis is fixed with gear in the rotation axis, and the bottom of the placed cavity is fixed with first driving means, the first driving means
One end of output shaft be fixed with screw rod, and screw rod and gear intermeshing, the upper end of first turntable is equipped with the second lifting
Device, the upper end of the water tank are connected with water inlet pipe, and there are two tripod, two tripods for the upper end fixation of the water tank
Upper end run through jointly and be equipped with third water-supply-pipe, be arranged with the second turntable on the third water-supply-pipe, be wound on the turntable
First water-supply-pipe, and one end of the first water-supply-pipe is connected to one end of third water-supply-pipe, the other end of the third water-supply-pipe connects
The second water-supply-pipe is connected to, and one end of the second water-supply-pipe through water inlet pipe and is extended in water tank, second lifting gear
Upper end be equipped with sprinkler, and the other end of the first water-supply-pipe is connected to the side of sprinkler.
Preferably, the regulating device includes two connecting rods that the opposing sidewalls of two fixed blocks are rotatablely connected, and
The middle part of two connecting rods is rotatablely connected by the second connector, and the opposing sidewalls of the fixed block are respectively and fixedly provided with two first companies
Fitting, the both sides of first connector are equipped with the second tapped through hole, and the both ends of described two connecting rods are equipped with the first spiral shell
Line through-hole runs through in one of them second tapped through hole and is equipped with bolt, and one end of bolt is through the first tapped through hole and another
A second tapped through hole and the side for extending to the first connector, the bolt are equipped with nut.
Preferably, first lifting gear includes being rotatably connected on two the first fixed links of supporting block upper end, described
The upper end of first fixed link is rotatably connected to the second fixed link, and the upper end of first fixed link and the second fixed link passes through
Third connector common rotation is connected with support plate, and the upper end of the supporting block is fixed with electric telescopic rod, and electric telescopic rod
One end be rotatably connected on the side of one of them the first fixed link.
Preferably, second lifting gear includes two montants for being fixed on turntable upper end, and the upper end of two montants is equal
The first rotating bar is rotatably connected to, is fixed with sprinkler between two the first rotating bars jointly, the upper end of the turntable is fixed
There is guard box, protection chamber is equipped in the guard box, the bottom of the protection intracavitary is fixed with the second driving device, the protection
Common rotation is connected with the second rotating bar, one end and second of the second driving device output shaft between the opposing sidewalls of intracavitary
Rotating bar is fixed with first support bar, the upper end of the first support bar is passed through by being driven band connection in second rotating bar
It wears guard box and extends to the upper end of guard box, the upper end of the first support bar is rotatably connected to second support bar, described turn
The upper end of disk is fixed with link block, and third supporting rod is rotatably connected on the link block, and the third supporting rod is equipped with and opens
Mouthful, the side of the second support bar is fixed with limited block, and limited block is through opening, the upper end rotation of the third supporting rod
The 4th supporting rod is connected with, and the upper end of the 4th supporting rod is rotatably connected on the side of sprinkler.
Preferably, the third water-supply-pipe is steel pipe.
Preferably, the first driving means are servo motor.
Preferably, the side of the water tank is equipped with illuminator.
Preferably, the lower end of two fixed blocks is all provided with there are two walking mechanism.
Preferably, first water-supply-pipe and the second water-supply-pipe are PVC hose.
In the present invention, when carrying out earthwork depositing dust to construction building site, first by the way that retainer ring is pulled to move equipment
The position of depositing dust is needed, then by the effect of electric telescopic rod fixed in supporting block, drive is fixed on supporting block upper end
The first fixed link carry out position adjusting, the upper end of the first fixed link be rotatablely connected the second fixed link, two second fixation
The top of bar secures support plate jointly, and the height of support plate is adjusted with this, there is the first turntable in the upper end of support plate, and first
There are first driving means in turntable, due to the output shaft standing screw of first driving means, screw rod and gear engagement, therefore start
After first driving means, screw rod can the rotation with moving gear, since rotation axis is fixed on the first turntable, can band turn
Disk rotates, and two montants are secured in turntable upper end, sprinkler is secured between two montants, is set so as to adjust water spray
Then standby direction drives the second rotating bar to rotate using the second driving device by transmission belt, the second rotating bar has driven the
The rotation of one supporting rod so as to drive the rotation of second support bar and third supporting rod, can carry out angle to sprinkler
Adjustment after to be adjusted, is conveyed water by the first water-supply-pipe into water spray out of water tank by the water pump in sprinkler
In equipment, then the water sprayed out is blowed by starting the air blower in sprinkler, so as to reach the mesh of depositing dust
, the present invention realizes the effective depositing dust function to construction road, can prevent airborne dust from spreading, and eliminates airborne dust, and then subtract
The generation of few accident, solves caused by artificial depositing dust that efficiency is low, and dust-laying effect is poor, and because sucking is greatly during depositing dust
The dust of amount and the problem of cause to be detrimental to health, it is easy to operate, suitable for promoting.
Description of the drawings
Fig. 1 is a kind of structure diagram of earthwork device for reducing dust for construction building site proposed by the present invention；
Fig. 2 is a kind of vertical view of earthwork device for reducing dust fixed block for construction building site proposed by the present invention；
Fig. 3 is schematic enlarged-scale view at a kind of earthwork device for reducing dust A for construction building site proposed by the present invention；
Fig. 4 is that a kind of internal structure of earthwork device for reducing dust turntable for construction building site proposed by the present invention is illustrated
Figure；
Fig. 5 is a kind of structure diagram of earthwork device for reducing dust gear for construction building site proposed by the present invention；
Fig. 6 is a kind of side view of earthwork device for reducing dust tripod for construction building site proposed by the present invention.
In figure：1 carrier block, 2 water tanks, 3 supporting blocks, 4 support columns, 5 fixed blocks, 6 retainer rings, 7 walking mechanisms, 8 first
Connector, 9 connecting rods, 10 second connectors, 11 first fixed links, 12 second fixed links, 13 support plates, 14 first turntables, 15
Sprinkler, 16 montants, 17 electric telescopic rods, 18 first water-supply-pipes, 19 second turntables, 20 third connectors, 21 first drivings
Device, 22 gears, 23 rotation axis, 24 screw rods, 25 first rotating bars, 26 placed cavities, 27 tripods, 28 water inlet pipes, 29 thirds are defeated
Water pipe, 30 illuminators.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.
With reference to Fig. 1-6, a kind of earthwork device for reducing dust for construction building site, including water tank 2, the one of water tank 2
Side is equipped with carrier block 1, and the side of carrier block 1 and water tank 2 is inconsistent, and the lower end of carrier block 1 and the lower end of water tank 2 are solid
Surely there is support column 4, the lower end of two support columns 4 is respectively and fixedly provided with fixed block 5, is equipped with regulating device between two fixed blocks 5, is convenient for
The distance between two fixed blocks 5 are adjusted, the upper end of carrier block 1 is fixed with supporting block 3, and the upper end of supporting block 3 is equipped with first liter
Falling unit, the upper end of the first lifting gear are rotatably connected to the first turntable 14, placed cavity 26, placed cavity are equipped in the first turntable 14
Common rotation is connected with rotation axis 23 in 26 opposing sidewalls, and gear 22 is fixed in rotation axis 23, and the bottom of placed cavity 26 is consolidated
Surely there are first driving means 21, one end of the output shaft of first driving means 21 is fixed with screw rod 24, and screw rod 24 and gear 22
Intermeshing rotates convenient for band moving gear 22, and so as to which the first turntable 14 be driven to rotate, the upper end of the first turntable 14 is equipped with second liter
Falling unit, the upper end of water tank 2 are connected with water inlet pipe 28, and there are two tripod 27, two tripods for the upper end fixation of water tank 2
27 upper end is run through jointly is equipped with third water-supply-pipe 29, is arranged with the second turntable 19 on third water-supply-pipe 29, is wound on turntable 19
Have the first water-supply-pipe 18, and one end of the first water-supply-pipe 18 is connected to one end of third water-supply-pipe 29, third water-supply-pipe 29 it is another
One end is connected with the second water-supply-pipe, and one end of the second water-supply-pipe through water inlet pipe 28 and extends to the bottom in water tank 2, the
The upper end of two lifting gears is equipped with sprinkler 15, is convenient for water spray dust, and the other end of the first water-supply-pipe 18 is connected to
The side of sprinkler 15.
In the present invention, regulating device includes two connecting rods 9 that the opposing sidewalls of two fixed blocks 5 are rotatablely connected, and
The middle part of two connecting rods 9 is rotatablely connected by the second connector 10, and the opposing sidewalls of fixed block 5 are respectively and fixedly provided with two first companies
Fitting 8, the both sides of the first connector 8 are equipped with the second tapped through hole, and the both ends of two connecting rods 9 are equipped with the first screw thread and lead to
Hole is run through in one of them second tapped through hole and is equipped with bolt, and one end of bolt through the first tapped through hole and another the
Two tapped through holes and the side for extending to the first connector 8, bolt are equipped with nut, are easily installed and dismantle, the first lifting dress
Two the first fixed links 11 including being rotatably connected on 3 upper end of supporting block are put, the upper end of the first fixed link 11 is rotatably connected to
The upper end of second fixed link 12, the first fixed link 11 and the second fixed link 12 is connected with by 20 common rotation of third connector
Support plate 13, the upper end of supporting block 3 are fixed with electric telescopic rod 17, and one end rotation connection of electric telescopic rod 17 wherein one
The side of a first fixed link 11, convenient for adjusting the height of support plate 3, the second lifting gear includes being fixed on 14 upper end of turntable
Two montants 16, the upper ends of two montants 16 are rotatably connected to the first rotating bar 25, common between two the first rotating bars 25
Sprinkler 15 is fixed with, the upper end of turntable 14 is fixed with guard box, protection chamber is equipped in guard box, the bottom of intracavitary is protected to consolidate
Surely there is the second driving device, common rotation is connected with the second rotating bar, the second driving device between protecting the opposing sidewalls of intracavitary
One end of output shaft and the second rotating bar are by being driven band connection, solid in the second rotating bar convenient for the second rotating bar is driven to rotate
Surely have a first support bar, the upper end of first support bar is through guard box and extends to the upper end of guard box, first support bar it is upper
End is rotatably connected to second support bar, and the upper end of turntable 14 is fixed with link block, third supporting rod is rotatably connected on link block,
Third supporting rod is equipped with opening, and the side of second support bar is fixed with limited block, and limited block is through opening, third supporting rod
Upper end be rotatably connected to the 4th supporting rod, and the upper end of the 4th supporting rod is rotatably connected on the side of sprinkler, convenient for adjust
Save sprinkler 15 angle, third water-supply-pipe 29 be steel pipe, first driving means 21 be servo motor, the side of water tank 2
Equipped with illuminator 30, the lower ends of two fixed blocks 5 is all provided with that there are two walking mechanisms 7, easy to remove, the first water-supply-pipe 18 and the
Two water-supply-pipes are PVC hose.
In the present invention, when carrying out earthwork depositing dust to construction building site, first by the way that retainer ring 6 is pulled to move equipment
The position of depositing dust is needed, then by the effect of electric telescopic rod 17 fixed in supporting block 3, drive is fixed on supporting block 3
First fixed link 11 of upper end carries out the adjusting of position, is rotatablely connected the second fixed link 12 in the upper end of the first fixed link 11, and two
The top of a second fixed link 12 secures support plate 13 jointly, and the height of support plate 13 is adjusted with this, in support plate 13
There is the first turntable 14 in upper end, has first driving means 21 in the first turntable 14, since the output shaft of first driving means 21 is fixed
Screw rod 24, screw rod 24 and gear 22 engage, therefore after startup first driving means 21, and screw rod 24 can turn with moving gear 22
It is dynamic, since rotation axis 23 is fixed on the first turntable 14, turntable 14 can be driven to rotate, two are secured in 14 upper end of turntable
Montant 16 secures sprinkler 15 between two montants 16, so as to adjust the direction of sprinkler 15, then utilizes
Two driving devices drive the second rotating bar to rotate by transmission belt, and the second rotating bar has driven the rotation of first support bar, so as to
The rotation of second support bar and third supporting rod is driven, the adjustment of angle can be carried out to sprinkler 15, after to be adjusted,
Water from water tank 2 is interior is conveyed by the first water-supply-pipe 18 into sprinkler by the water pump in sprinkler, is then passed through
The air blower started in sprinkler 15 blows the water sprayed out, so as to achieve the purpose that depositing dust.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of earthwork device for reducing dust for construction building site, including water tank (2), which is characterized in that the water tank
(2) side is equipped with carrier block (1), and the side of carrier block (1) and water tank (2) is inconsistent, the lower end of the carrier block (1)
Support column (4) is respectively and fixedly provided with the lower end of water tank (2), and the lower ends of two support columns (4) is respectively and fixedly provided with fixed block (5), two
Regulating device is equipped between fixed block (5), the upper end of the carrier block (1) is fixed with supporting block (3), the supporting block (3)
Upper end is equipped with the first lifting gear, and the upper end of first lifting gear is rotatably connected to the first turntable (14), described first turn
Placed cavity (26) is equipped in disk (14), common rotation is connected with rotation axis (23), institute in the opposing sidewalls of the placed cavity (26)
It states and gear (22) is fixed in rotation axis (23), the bottom of the placed cavity (26) is fixed with first driving means (21), described
One end of the output shaft of first driving means (21) is fixed with screw rod (24), and screw rod (24) and gear (22) intermeshing, institute
The upper end for stating the first turntable (14) is equipped with the second lifting gear, and the upper end of the water tank (2) is connected with water inlet pipe (28), described
The upper end of water tank (2) is fixed there are two tripod (27), and the upper end of two tripods (27) is run through jointly is equipped with third water delivery
It manages (29), is arranged with the second turntable (19) on the third water-supply-pipe (29), the first water-supply-pipe is wound on the turntable (19)
(18), and one end of the first water-supply-pipe (18) is connected to one end of third water-supply-pipe (29), the third water-supply-pipe (29) it is another
One end is connected with the second water-supply-pipe, and one end of the second water-supply-pipe through water inlet pipe (28) and is extended in water tank (2), described
The upper end of second lifting gear is equipped with sprinkler (15), and the other end of the first water-supply-pipe (18) is connected to sprinkler (15)
Side.
A kind of 2. earthwork device for reducing dust for construction building site according to claim 1, which is characterized in that the tune
Two connecting rods (9) that the opposing sidewalls of regulating device including two fixed blocks (5) are rotatablely connected, and two connecting rods (9)
Middle part is rotatablely connected by the second connector (10), and the opposing sidewalls of the fixed block (5) are respectively and fixedly provided with two the first connectors
(8), the both sides of first connector (8) are equipped with the second tapped through hole, and the both ends of described two connecting rods (9) are equipped with
One tapped through hole runs through in one of them second tapped through hole and is equipped with bolt, and one end of bolt through the first tapped through hole and
Another second tapped through hole and the side for extending to the first connector (8), the bolt are equipped with nut.
3. a kind of earthwork device for reducing dust for construction building site according to claim 1, which is characterized in that described
One lifting gear includes being rotatably connected on two first fixed links (11) of supporting block (3) upper end, first fixed link (11)
Upper end be rotatably connected to the second fixed link (12), the upper end of first fixed link (11) and the second fixed link (12) is logical
It crosses third connector (20) common rotation and is connected with support plate (13), the upper end of the supporting block (3) is fixed with electric telescopic rod
(17), and one end of electric telescopic rod (17) is rotatably connected on the side of one of them the first fixed link (11).
4. a kind of earthwork device for reducing dust for construction building site according to claim 1, which is characterized in that described
Two lifting gears include being fixed on two montants (16) of turntable (14) upper end, and the upper end of two montants (16) is rotatably connected to
First rotating bar (25), is fixed with sprinkler (15) between two the first rotating bars (25) jointly, the turntable (14) it is upper
End is fixed with guard box, and protection chamber is equipped in the guard box, and the bottom of the protection intracavitary is fixed with the second driving device, institute
Common rotation is connected with the second rotating bar, one end of the second driving device output shaft between stating the opposing sidewalls of protection intracavitary
With the second rotating bar by being driven band connection, first support bar is fixed in second rotating bar, the first support bar
Upper end runs through guard box and extends to the upper end of guard box, and the upper end of the first support bar is rotatably connected to second support bar,
The upper end of the turntable (14) is fixed with link block, and third supporting rod, the third support are rotatably connected on the link block
Bar is equipped with opening, and the side of the second support bar is fixed with limited block, and limited block is through opening, the third supporting rod
Upper end be rotatably connected to the 4th supporting rod, and the upper end of the 4th supporting rod is rotatably connected on the side of sprinkler.
5. a kind of earthwork device for reducing dust for construction building site according to claim 1, which is characterized in that described
Three water-supply-pipes (29) are steel pipe.
6. a kind of earthwork device for reducing dust for construction building site according to claim 1, which is characterized in that described
One driving device (21) is servo motor.
A kind of 7. earthwork device for reducing dust for construction building site according to claim 1, which is characterized in that the storage
The side of water tank (2) is equipped with illuminator (30).
8. a kind of earthwork device for reducing dust for construction building site according to claim 1, which is characterized in that two solid
The lower end for determining block (5) is all provided with there are two walking mechanism (7).
9. a kind of earthwork device for reducing dust for construction building site according to claim 1, which is characterized in that described
One water-supply-pipe (18) and the second water-supply-pipe are PVC hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810221088.8A CN108221822A (en) | 2018-03-17 | 2018-03-17 | A kind of earthwork device for reducing dust for construction building site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810221088.8A CN108221822A (en) | 2018-03-17 | 2018-03-17 | A kind of earthwork device for reducing dust for construction building site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108221822A true CN108221822A (en) | 2018-06-29 |
Family
ID=62658673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810221088.8A Withdrawn CN108221822A (en) | 2018-03-17 | 2018-03-17 | A kind of earthwork device for reducing dust for construction building site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108221822A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109351095A (en) * | 2018-12-14 | 2019-02-19 | 杭州电子科技大学 | A construction site dust suppression device |
| CN109513031A (en) * | 2018-12-07 | 2019-03-26 | 陈建钦 | A kind of multifunctional motor-driven farm exterminating bacterium device |
| CN109518634A (en) * | 2018-11-13 | 2019-03-26 | 何碧侠 | A kind of highway road surface cleaning equipment |
| CN109530132A (en) * | 2018-12-27 | 2019-03-29 | 青海民族大学 | A kind of high pressure sprays fog equipment for concrete equipment |
| CN112516714A (en) * | 2020-12-21 | 2021-03-19 | 天长市市政建筑有限责任公司 | Watering dust fall structure for building engineering |
| CN112675644A (en) * | 2021-01-15 | 2021-04-20 | 余倩倩 | A earthwork dust device for building construction site |
| CN115095178A (en) * | 2022-08-09 | 2022-09-23 | 周阳红 | Building construction protector |
| CN119236561A (en) * | 2024-10-09 | 2025-01-03 | 山东光环建设有限公司 | A dust reduction auxiliary device for construction engineering installation |
-
2018
- 2018-03-17 CN CN201810221088.8A patent/CN108221822A/en not_active Withdrawn
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518634A (en) * | 2018-11-13 | 2019-03-26 | 何碧侠 | A kind of highway road surface cleaning equipment |
| CN109513031A (en) * | 2018-12-07 | 2019-03-26 | 陈建钦 | A kind of multifunctional motor-driven farm exterminating bacterium device |
| CN109513031B (en) * | 2018-12-07 | 2021-02-19 | 刘越 | Multi-functional electronic plant virus killing and sterilizing equipment |
| CN109351095A (en) * | 2018-12-14 | 2019-02-19 | 杭州电子科技大学 | A construction site dust suppression device |
| CN109530132A (en) * | 2018-12-27 | 2019-03-29 | 青海民族大学 | A kind of high pressure sprays fog equipment for concrete equipment |
| CN112516714A (en) * | 2020-12-21 | 2021-03-19 | 天长市市政建筑有限责任公司 | Watering dust fall structure for building engineering |
| CN112675644A (en) * | 2021-01-15 | 2021-04-20 | 余倩倩 | A earthwork dust device for building construction site |
| CN115095178A (en) * | 2022-08-09 | 2022-09-23 | 周阳红 | Building construction protector |
| CN119236561A (en) * | 2024-10-09 | 2025-01-03 | 山东光环建设有限公司 | A dust reduction auxiliary device for construction engineering installation |
| CN119236561B (en) * | 2024-10-09 | 2025-05-09 | 山东光环建设有限公司 | A dust reduction auxiliary device for construction engineering installation |
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