CN116733295A - Assembled dust-reducing and noise-reducing fence device for road construction and use method thereof - Google Patents
Assembled dust-reducing and noise-reducing fence device for road construction and use method thereof Download PDFInfo
- Publication number
- CN116733295A CN116733295A CN202310676972.1A CN202310676972A CN116733295A CN 116733295 A CN116733295 A CN 116733295A CN 202310676972 A CN202310676972 A CN 202310676972A CN 116733295 A CN116733295 A CN 116733295A
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- CN
- China
- Prior art keywords
- dust
- water
- stand
- reducing
- fence
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 104
- 239000000428 dust Substances 0.000 claims abstract description 44
- 238000009413 insulation Methods 0.000 claims abstract description 6
- 238000005507 spraying Methods 0.000 claims description 28
- 239000003595 mist Substances 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 6
- 239000000779 smoke Substances 0.000 claims description 2
- 238000011900 installation process Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 noise Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/8227—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only screens ; Arrangements of sound-absorbing elements, e.g. baffles
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/017—Fencing provided with electric elements or components, e.g. fencing member or component, such as fence strands, post, panel or rail, provided with electric elements or components
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/16—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Power Engineering (AREA)
- Special Spraying Apparatus (AREA)
Abstract
The utility model provides a rail device and application method of making an uproar falls with assembled dust fall, fall on road construction, includes the stand, is equipped with the railing subassembly on the stand, is equipped with the sound insulation net on the railing subassembly, and the stand is connected with water pipe, and two adjacent water pipe between detachably connect or two adjacent water pipe between through hose assembly detachably connect, the stand is hollow structure, and stand top detachably is equipped with atomizer, and atomizer includes atomizer, atomizer and stand intercommunication, stand and water pipe intercommunication. The invention has the functions of dust fall and noise reduction, can omit a water supply pipeline, takes the dust fall fence main body as a water supply channel, completes the assembly of the water supply channel after the dust fall fence is installed, reduces the water pipe installation process and reduces the fence arrangement difficulty.
Description
Technical Field
The invention belongs to the technical field of municipal construction, and particularly relates to an assembled dust-reducing and noise-reducing fence device for road construction and a use method thereof.
Background
In the road construction process, a large amount of pollutants such as noise, dust and the like are generated on a construction site, and the pollutants can influence the surrounding environment and the life of residents. However, the traditional fence is often a simple railing or fence, can only play a simple isolation role, and has few dust fall functions. If the dust fall function is added, the conventional method is as follows: the water pipe and the spray head are independently installed. However, the water pipe is arranged on the fence, so that a plurality of connecting pieces are needed, and the construction difficulty and the installation time are increased.
In summary, the technical problems to be solved by the invention are as follows: 1. how to design a fence capable of reducing dust and noise aiming at road construction; 2. how to reduce the difficulty brought by arranging the water pipes and how to reduce the difficulty of arranging the fences; 3. how to improve the flexibility of use of the device.
Disclosure of Invention
In view of the technical problems of the background technology, the assembled dust-settling and noise-reducing fence device for road construction and the application method thereof provided by the invention have the dust-settling and noise-reducing functions, a water supply pipeline can be omitted, a dust-settling fence main body is used as a water supply channel, and after the dust-settling fence is installed, the assembly of the water supply channel is completed, the water installation procedure is reduced, and the fence arrangement difficulty is reduced.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a rail device that assembled dust fall was fallen, was fallen to road construction, includes the stand, is equipped with railing subassembly on the stand, is equipped with the sound insulation net on the railing subassembly, its characterized in that: the stand is connected with the water pipe, and adjacent two are connected or are connected through hose assembly detachably between the water pipe, and the stand is hollow structure, and stand top detachably is equipped with atomizer, and atomizer includes atomizer, atomizer and stand intercommunication, stand and water pipe intercommunication.
In a preferred embodiment, the spraying device further comprises a housing, a connector and a fan; the connector is used for being connected with a socket structure at the top of the upright post, the socket structure comprises a groove arranged on the upright post, a movable hole is arranged at the bottom of the groove, and a water inlet hole is arranged on the outer wall of the groove; the groove is matched with the 'mountain' -shaped piston, the 'mountain' -shaped piston comprises a piston rod, the piston rod is integrally connected with the bottom plate and the sleeve, the inner wall of the sleeve is attached to the outer wall of the groove, and the piston rod is used for sliding along a movable hole at the bottom of the groove.
In the preferred scheme, the piston rod top be equipped with the shutoff board, be equipped with the spring in the recess, spring and shutoff board elastic fit.
In the preferred scheme, the inner wall of the groove is provided with internal threads, the outer wall of the joint is provided with internal threads, and the joint is in threaded connection with the groove; the top of the joint is provided with a pressing plate which is used for driving the plugging plate to move.
In the preferred scheme, railing subassembly top be equipped with the photovoltaic board, the photovoltaic board is used for charging for the battery, the battery is used for providing the power for the fan, the fan is used for increasing the spray range of water smoke.
In the preferred scheme, the number of the stand columns is two, the water passing pipes are horizontally arranged, and flange faces are arranged at two ends of the water passing pipes.
Preferably, the application method of the assembled dust-reducing and noise-reducing fence device for road construction comprises the following steps:
step one: whether hose assemblies are installed or not is selected according to straightness of a construction road, and when the construction road is a straight road, water passing pipes of two adjacent fence devices are directly connected; when the construction road is a curved road, the water passing pipes of two adjacent fence devices are connected through a hose assembly;
step two: after a plurality of fence devices are connected, a blind plate is arranged on the water passing pipe at the tail end, a water supply pipe and a water pump are arranged on the water passing pipe at the front end, and water is supplied to the fence devices by the water pump; or a blind plate is arranged on the water passing pipe at the forefront end, a water supply pipe and a water pump are arranged on the water passing pipe at the extreme end, and the water pump is used for supplying water to the fence device.
Step three: selecting a proper number of spraying devices to be installed on the socket structure of the upright post according to the severity of dust emission of the construction point; the more dust is, the more spraying devices are installed, the less dust is, and the fewer spraying devices are installed;
step four: starting a water pump, and pressing flying dust by using a spraying device; if the electric quantity of the storage battery is sufficient, the fan is started to expand the spraying range of the water mist;
and fifthly, if the dust position is changed, disassembling a part of the spraying device with low dust and transferring to the position with high dust.
The invention has the following beneficial effects:
1. according to the invention, a water supply pipeline is omitted, the dust falling fence body is used as a water supply channel, and after the dust falling fence is installed, the water supply channel is assembled, so that the water pipe installation procedure is reduced, and the fence arrangement difficulty is reduced. In addition, atomizer detachably is connected with the stand, and according to the user demand, the atomizer of suitable quantity of selection installation helps improving this device's use flexibility.
2. The spraying device is detachably arranged on the upright post, so that part of positions on the enclosure can flexibly set spraying points, and the dust emission problem of a construction site is effectively reduced;
3. the fan can diffuse the water mist, so that the dust settling effect is improved;
4. utilize railing itself to form hidden water supply channel, need not to make the supply channel lay at will on the subaerial of job site, improved job site ground's clean and tidy degree, reduce construction step, practice thrift the cost, satisfy job site's user demand.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a three-dimensional view of the present invention;
FIG. 2 is an axially expanded view of the spray device and post of the present invention;
FIG. 3 is an axially expanded view of the connector and receptacle structure of the present invention;
FIG. 4 is an axial expanded view of the spray device and socket configuration of the present invention;
FIG. 5 is a cross-sectional view of a spray device of the present invention;
fig. 6 is a schematic diagram of water inlet of the socket structure of the present invention.
In the figure: column 1, railing assembly 2, water pipe 3, photovoltaic board 4, sound insulation net 5, recess 6, spring 7, shutoff board 8, inlet port 9, joint 10, dustcoat 11, atomizer 12, fan 13, piston rod 14, sleeve 15.
Detailed Description
Example 1:
the preferred scheme is as shown in fig. 1 to 6, an assembled dust fall for road construction, rail device of making an uproar falls, including stand 1, be equipped with railing subassembly 2 on the stand 1, be equipped with on the railing subassembly 2 and give sound insulation net 5, stand 1 is connected with water pipe 3, and adjacent two are connected through the ripple hose connection between water pipe 3 if the road is the curved road, ripple hose both ends are equipped with the flange. The stand 1 is hollow structure, and stand 1 top detachably is equipped with atomizer, and atomizer includes atomizer 12, atomizer 12 and stand 1 intercommunication, stand 1 and water pipe 3 intercommunication. Specifically, the number of the upright posts 1 is two, the water passing pipes 3 are horizontally arranged, and flange surfaces are arranged at two ends of the water passing pipes 3. The water passing pipe 3 transversely penetrates through the two upright posts 1, and the upright posts 1 are communicated with the water passing pipe 3 to form a water flow channel. When the dust settling device is used, a plurality of dust settling fences are connected into a whole, the water passing pipes 3 are connected with each other, the last water passing pipe 3 is plugged by the blind plates, water is supplied by the water pump in a unified mode, the water pump is used for providing water under pressure, the water flow passes through the water passing pipes 3 to the top of the upright post 1, after the spraying device is installed, the water flow can be scattered into fine water drops after passing through the atomizing nozzle 12, and therefore water mist is formed and used for playing a dust settling role. The inside of dust fall rail is the job site, and the noise that the setting of sound insulation net produced the job site can keep apart to reduce noise pollution to outside environment.
The main improvement points of the invention are as follows: the water supply pipeline is omitted, the dust fall fence main body is used as a water supply channel, and the assembly of the water supply channel is completed after the dust fall fence is installed. The mounting water pipe process is reduced, and the arrangement difficulty of the fence is reduced. In addition, atomizer detachably is connected with stand 1, and according to the user demand, selects to install suitable quantity atomizer, helps improving this device's use flexibility.
Further, the spraying device also comprises a housing 11, a joint 10 and a fan 13; the connector 10 is used for being connected with a socket structure at the top of the upright post 1, the socket structure comprises a groove 6 arranged on the upright post 1, a movable hole is arranged at the bottom of the groove 6, and a water inlet hole 9 is arranged on the outer wall of the groove 6; the groove 6 is matched with a mountain-shaped piston, the mountain-shaped piston comprises a piston rod 14, the piston rod 14 is connected with a bottom plate and a sleeve 15 into a whole, the inner wall of the sleeve 15 is attached to the outer wall of the groove 6, and the piston rod 14 is used for sliding along a movable hole at the bottom of the groove 6. The joint 10 is provided with a sealing ring.
Further, a plugging plate 8 is arranged at the top of the piston rod 14, a spring 7 is arranged in the groove 6, and the spring 7 is elastically matched with the plugging plate 8. The role of the blocking plate 8 is: when no spraying device is installed, the blocking plate 8 can be used to block dust and prevent the dust from collecting in the groove 6. An annular gap is arranged between the plugging plate 8 and the groove 6, and the annular gap is used for adapting to the wall thickness of the joint 10.
Specifically, the inner wall of the groove 6 is provided with internal threads, the outer wall of the joint 10 is provided with internal threads, and the joint 10 is in threaded connection with the groove 6; the top of the joint 10 is provided with a pressing plate which is used for driving the plugging plate 8 to move.
When the spraying device is installed, the pressing plate of the joint presses the plugging plate 8, so that the mountain-shaped piston moves downwards, and as shown in fig. 6, the sleeve 15 moves downwards, thereby communicating the upright 1 with the spraying device.
Further, the top of the railing assembly 2 is provided with a photovoltaic panel 4, the photovoltaic panel 4 is used for charging a storage battery, the storage battery is used for providing power for a fan 13, and the fan 13 is used for increasing the spraying range of water mist. The number of the photovoltaic panels 4 is two, the two photovoltaic panels 4 are obliquely arranged at the top of the railing assembly 2, and the two photovoltaic panels 4 are opposite in direction.
The purpose of setting up of photovoltaic board is used for supplying power to the fan, when the photovoltaic board supplies power to the fan, need cooperate with battery and controller, theory of operation is that when the sun shines on the photovoltaic board, light energy is absorbed by the photovoltaic board and is converted into direct current electric energy, these electric energy is stored in can charging to the battery after the controller, the driving motor who supplies electric energy on the fan after storing rotates, thereby drive the flabellum rotation and produce wind-force, if illumination is too weak and lead to battery electric quantity insufficient, the controller can automatic shutdown circuit in order to avoid damaging the battery, under the normal condition, photovoltaic board and battery can provide reliable power for the fan in most of the time that the sun appears.
Preferably, the application method of the assembled dust-reducing and noise-reducing fence device for road construction comprises the following steps:
step one: whether hose assemblies are installed or not is selected according to straightness of a construction road, and when the construction road is a straight road, water passing pipes 3 of two adjacent fence devices are directly connected; when the construction road is a curved road, the water passing pipes 3 of two adjacent fence devices are connected through hose assemblies;
step two: after a plurality of fence devices are connected, a blind plate is arranged on the water passing pipe 3 at the tail end, a water supply pipe and a water pump are arranged on the water passing pipe 3 at the front end, and water is supplied to the fence devices by the water pump; or a blind plate is arranged on the water passing pipe 3 at the forefront end, a water supply pipe and a water pump are arranged on the water passing pipe 3 at the forefront end, and water is supplied to the fence device by the water pump.
Step three: selecting a proper number of spraying devices to be installed on the socket structure of the upright post according to the severity of dust emission of the construction point; the more dust is, the more spraying devices are installed, the less dust is, and the fewer spraying devices are installed;
step four: starting a water pump, and pressing flying dust by using a spraying device; if the electric quantity of the storage battery is sufficient, the fan 13 is started to expand the spraying range of the water mist;
and fifthly, if the dust position is changed, disassembling a part of the spraying device with low dust and transferring to the position with high dust.
The above embodiments are only preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this invention are also within the scope of the invention.
Claims (7)
1. The utility model provides a rail device of assembled dust fall, making an uproar falls for road construction, includes stand (1), is equipped with railing assembly (2) on stand (1), is equipped with sound insulation net (5), its characterized in that on railing assembly (2): the stand (1) is connected with water pipe (3), and detachably connects or is connected through hose assembly detachably between two adjacent water pipe (3), and stand (1) is hollow structure, stand (1) top detachably is equipped with atomizer, and atomizer includes atomizer (12), atomizer (12) and stand (1) intercommunication, stand (1) and water pipe (3) intercommunication.
2. The assembled dust-reducing noise-reducing fence device for road construction according to claim 1, characterized in that: the spraying device also comprises a housing (11), a joint (10) and a fan (13); the connector (10) is used for being connected with a socket structure at the top of the upright post (1), the socket structure comprises a groove (6) arranged on the upright post (1), a movable hole is arranged at the bottom of the groove (6), and a water inlet hole (9) is arranged on the outer wall of the groove (6); the groove (6) is matched with the 'mountain' -shaped piston, the 'mountain' -shaped piston comprises a piston rod (14), the piston rod (14) is connected with the bottom plate and the sleeve (15) into a whole, the inner wall of the sleeve (15) is attached to the outer wall of the groove (6), and the piston rod (14) is used for sliding along a movable hole at the bottom of the groove (6).
3. The assembled dust-reducing noise-reducing fence device for road construction according to claim 2, characterized in that: the top of the piston rod (14) is provided with a plugging plate (8), a spring (7) is arranged in the groove (6), and the spring (7) is elastically matched with the plugging plate (8).
4. The assembled dust-reducing noise-reducing fence device for road construction according to claim 3, wherein: the inner wall of the groove (6) is provided with internal threads, the outer wall of the joint (10) is provided with internal threads, and the joint (10) is in threaded connection with the groove (6); the top of the joint (10) is provided with a pressing plate which is used for driving the plugging plate (8) to move.
5. The assembled dust-reducing noise-reducing fence device for road construction according to claim 2, characterized in that: the railing assembly (2) top is equipped with photovoltaic board (4), and photovoltaic board (4) are used for charging for the battery, and the battery is used for providing the power for fan (13), and fan (13) are used for increasing the spray range of water smoke.
6. The assembled dust-reducing noise-reducing fence device for road construction according to claim 1, characterized in that: the number of the upright posts (1) is two, the water passing pipes (3) are horizontally distributed, and flange surfaces are arranged at two ends of the water passing pipes (3).
7. The method for using the assembled dust-reducing noise-reducing fence device for road construction according to any one of claims 1 to 6, comprising the steps of:
step one: whether hose components are installed or not is selected according to straightness of a construction road, and when the construction road is a straight road, water passing pipes (3) of two adjacent fence devices are directly connected; when the construction road is a curved road, the water passing pipes (3) of two adjacent fence devices are connected through a hose assembly;
step two: after a plurality of fence devices are connected, a blind plate is arranged on a water passing pipe (3) at the tail end, a water supply pipe and a water pump are arranged on the water passing pipe (3) at the front end, and water is supplied to the fence devices by the water pump;
step three: selecting a proper number of spraying devices to be installed on the socket structure of the upright post according to the severity of dust emission of the construction point; the more dust is, the more spraying devices are installed, the less dust is, and the fewer spraying devices are installed;
step four: starting a water pump, and pressing flying dust by using a spraying device; if the electric quantity of the storage battery is sufficient, the fan (13) is started to expand the spraying range of the water mist;
and fifthly, if the dust position is changed, disassembling a part of the spraying device with low dust and transferring to the position with high dust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310676972.1A CN116733295A (en) | 2023-06-08 | 2023-06-08 | Assembled dust-reducing and noise-reducing fence device for road construction and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310676972.1A CN116733295A (en) | 2023-06-08 | 2023-06-08 | Assembled dust-reducing and noise-reducing fence device for road construction and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116733295A true CN116733295A (en) | 2023-09-12 |
Family
ID=87910889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310676972.1A Pending CN116733295A (en) | 2023-06-08 | 2023-06-08 | Assembled dust-reducing and noise-reducing fence device for road construction and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116733295A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105498236A (en) * | 2015-12-22 | 2016-04-20 | 重庆倍精科技研发有限公司 | Electric top capable of spraying water |
| CN211320446U (en) * | 2019-11-18 | 2020-08-21 | 东莞塔菲尔新能源科技有限公司 | Sealing device of aviation plug |
| CN213476801U (en) * | 2020-05-12 | 2021-06-18 | 薛伟强 | Sand-flushing gate equipment for canal head engineering |
| CN113440959A (en) * | 2021-07-05 | 2021-09-28 | 承德石油高等专科学校 | Building site dust device |
| WO2021237446A1 (en) * | 2020-05-26 | 2021-12-02 | 南京溧水高新创业投资管理有限公司 | Convenient dust reduction device for building construction |
| CN218459005U (en) * | 2022-09-28 | 2023-02-10 | 广东达华建设集团有限公司 | Dust device for construction site |
-
2023
- 2023-06-08 CN CN202310676972.1A patent/CN116733295A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105498236A (en) * | 2015-12-22 | 2016-04-20 | 重庆倍精科技研发有限公司 | Electric top capable of spraying water |
| CN211320446U (en) * | 2019-11-18 | 2020-08-21 | 东莞塔菲尔新能源科技有限公司 | Sealing device of aviation plug |
| CN213476801U (en) * | 2020-05-12 | 2021-06-18 | 薛伟强 | Sand-flushing gate equipment for canal head engineering |
| WO2021237446A1 (en) * | 2020-05-26 | 2021-12-02 | 南京溧水高新创业投资管理有限公司 | Convenient dust reduction device for building construction |
| CN113440959A (en) * | 2021-07-05 | 2021-09-28 | 承德石油高等专科学校 | Building site dust device |
| CN218459005U (en) * | 2022-09-28 | 2023-02-10 | 广东达华建设集团有限公司 | Dust device for construction site |
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