CN111589252A - Dust fall equipment for building engineering - Google Patents
Dust fall equipment for building engineering Download PDFInfo
- Publication number
- CN111589252A CN111589252A CN202010503024.4A CN202010503024A CN111589252A CN 111589252 A CN111589252 A CN 111589252A CN 202010503024 A CN202010503024 A CN 202010503024A CN 111589252 A CN111589252 A CN 111589252A
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- China
- Prior art keywords
- pipe
- telescopic
- equipment
- gear
- building engineering
- 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
- 239000000428 dust Substances 0.000 title claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 241000220317 Rosa Species 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 3
- 238000001223 reverse osmosis Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000001914 filtration Methods 0.000 abstract description 17
- 241000894006 Bacteria Species 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 5
- 239000007921 spray Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 5
- 238000005507 spraying Methods 0.000 description 4
- 239000003595 mist Substances 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 206010057190 Respiratory tract infections Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Images
Classifications
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- 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
- B01D47/08—Spray cleaning with rotary nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
- B01D35/027—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks rigidly mounted in or on tanks or reservoirs
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/008—Mobile apparatus and plants, e.g. mounted on a vehicle
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the technical field of dust fall for engineering, in particular to dust fall equipment for constructional engineering. The invention aims to solve the technical problems that the angle and the height of an atomizing nozzle cannot be adjusted and bacteria are easy to breed in a water tank. In order to solve the technical problem, the invention provides dust-settling equipment for construction engineering, which comprises a cart, wherein the top of the cart is fixedly connected with a water storage tank and a filtering device, the water storage tank and the filtering device are communicated through a pipe valve, and a water pump is sleeved in the filtering device.
Description
Technical Field
The invention relates to the technical field of dust fall for engineering, in particular to dust fall equipment for constructional engineering.
Background
The building engineering refers to an engineering entity formed by the construction of various building constructions and their auxiliary facilities and the installation of lines, pipelines and equipment matched with them. In the process of construction engineering construction, dust and dust of various construction raw materials are easy to fly everywhere to pollute the surrounding environment, and workers easily absorb dust such as cement dust into the body, so that the health of the workers is harmed.
The existing dust settling equipment at least has the following problems which are not solved: 1. the direction of an atomizing spray head of the existing dust-settling device is fixed, and only one direction can be sprayed for dust settling, so that the flexibility is poor; 2. the height of the atomizing nozzle cannot be adjusted, and dust suspended in air cannot be effectively reduced; 3. the water in the water storage tank is too long in detention, bacteria and algae are easily bred, the atomizing nozzle is easily blocked, and water mist is sprayed in the air and is easily inhaled to cause respiratory tract infection.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides dust settling equipment for constructional engineering, which solves the problems that an atomizing nozzle cannot adjust the angle and the height and bacteria are easy to breed in a water tank.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a dust fall equipment for building engineering.
Further preferred, including the shallow, the top fixedly connected with storage water tank and the filter equipment of shallow, and storage water tank and filter equipment pass through the pipe valve through-connection, the water pump has been cup jointed in the filter equipment, and the output through-connection of water pump has the bellows, rotary device and telescoping device have been cup jointed on the bellows, rotary device's bottom and the top fixed connection of water pump, rotary device's top link up filter equipment and rather than the telescoping device's of top bottom through-connection, the shell has been cup jointed at telescopic device's top, and nested fan machine in the shell, the shell is run through on telescopic device's top and rather than the inboard bottom surface fixed connection of atomizer, the telescopic device is run through on telescopic hose's top and rather than the input through-connection of the atomizer of top.
Further preferably, the filtering device comprises a filtering box, the bottom of the filtering box is fixedly connected to the top of the trolley, one side, opposite to the inner wall of the filtering box, of the filtering box is connected with a filtering box in a sliding mode, and the top of the filtering box is movably connected with a sealing cover.
Preferably, the filter box is filled with PP cotton, activated carbon cotton and an RO reverse osmosis membrane in sequence from left to right, and the sealing cover is positioned above one side of the filter box.
Further preferably, the rotating device comprises an inner spiral pipe, the bottom of the inner spiral pipe is fixedly connected to the top of the water pump, an outer spiral pipe is sleeved with an inner thread of the inner spiral pipe, a first gear and a second gear are fixedly sleeved on the upper half end of the outer spiral pipe, the first gear and the second gear are meshed through an incomplete side gear, one side of the incomplete side gear is fixedly connected with the output end of the motor, and the bottom of the motor is fixedly connected with the top of the cart.
Preferably, the inner spiral pipe and the outer spiral pipe are made of stainless steel, and the outer spiral pipe is arranged in parallel with the incomplete side gear.
Further preferably, the telescoping device includes first flexible pipe, the bottom fixed connection of first flexible pipe is on the top of outer coil pipe, fixed the having cup jointed the chucking ring on the top of first flexible pipe, and one side activity joint of chucking ring has the clamping piece, it has the flexible pipe of second to peg graft in the first flexible pipe, and the flexible pipe of second all sets up the recess of looks adaptation with one side of first flexible tub of outer wall, one side activity grafting of chucking ring inner wall has the briquetting, and the briquetting run through first flexible pipe and rather than the recess block of seting up on the inboard second flexible pipe.
Preferably, the clamping member is composed of an eccentric wheel fixedly connected with an arc-shaped plate, and one end of the eccentric wheel of the clamping member penetrates through the first telescopic pipe and is connected with one side of the pressing block on the inner side of the first telescopic pipe in a fitting manner.
Preferably, the bottom of the inner wall of the water storage tank is provided with a drainage slope, and the pipe valve is positioned on one side of the lower position of the drainage slope.
(III) advantageous effects
The invention provides dust settling equipment for constructional engineering, which has the following beneficial effects:
(1) through the alternate meshing rotation of incomplete side gear and first gear and second gear to drive the reciprocal rotation of atomizer, carry out multi-direction spraying, can increase the dust fall scope, make the dust fall more effective.
(2) The height of the atomizing spray head can be changed through the telescopic device, so that the dust atomization and dust fall effects of the dust suspended in the air are effectively improved, and the structure is simple, economical and applicable.
(3) Through addding the rose box, make the filter media in the filter box can filter the water that sprays, get rid of the bacterium and the peculiar smell of aquatic, avoid causing the jam of atomizer and water smoke to carry the bacterium and spray to the air in, cause environmental pollution.
Drawings
FIG. 1 is a front cross-sectional view of a structure of the present invention;
FIG. 2 is a top cross-sectional view of the structural expansion device of the present invention;
fig. 3 is a front sectional view of the structure rotating device of the present invention.
In the figure: 1. pushing a cart; 2. a water storage tank; 3. a filtration device; 301. a filter box; 302. a filter cartridge; 303. a sealing cover; 4. a tube valve; 5. a water pump; 6. a flexible hose; 7. a rotating device; 701. an inner spiral tube; 702. an outer spiral tube; 703. a first gear; 704. a second gear; 705. an incomplete side gear; 706. a motor; 8. a telescoping device; 801. a first telescopic tube; 802. a clamping ring; 803. a second telescopic tube; 804. a groove; 805. briquetting; 806. a clamping member; 9. an atomizing spray head; 10. a housing; 11. a fan machine.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a dust fall equipment for building engineering, including shallow 1, top fixedly connected with storage water tank 2 and filter equipment 3 of shallow 1, and storage water tank 2 and filter equipment 3 are through tube valve 4 through connection, water pump 5 has been cup jointed in filter equipment 3, and the output through connection of water pump 5 has flexible hose 6, rotary device 7 and telescoping device 8 have been cup jointed on the flexible hose 6, rotary device 7's bottom and water pump 5's top fixed connection, rotary device 7's top link up filter equipment 3 and rather than the bottom through connection of the telescoping device 8 of top, shell 10 has been cup jointed at the top of telescoping device 8, and nested fan machine 11 in the shell 10, water repellent is done to the periphery of fan machine 11, and fan machine 11 embeds there is storage battery, the top of telescoping device 8 runs through shell 10 and rather than the inboard bottom surface fixed connection of atomizer 9, the top of flexible hose 6 runs through the input through connection of the atomizer 8 and rather than the atomizer 9 of top.
The filtering device 3 comprises a filtering box 301, the bottom of the filtering box 301 is fixedly connected to the top of the cart 1, a filtering box 302 is connected to one side, opposite to the inner wall of the filtering box 301, in a sliding manner, and a sealing cover 303 is movably connected to the top of the filtering box 301.
In the invention, PP cotton, activated carbon cotton and an RO reverse osmosis membrane are sequentially filled in a filter box 302 from left to right, and a sealing cover 303 is positioned above one side of the filter box 302.
The rotating device 7 comprises an inner spiral pipe 701, the bottom of the inner spiral pipe 701 is fixedly connected to the top of a water pump 5, an outer spiral pipe 702 is sleeved in the inner spiral pipe 701 in a threaded manner, a first gear 703 and a second gear 704 are fixedly sleeved on the upper half end of the outer spiral pipe 702, the first gear 703 and the second gear 704 are meshed through an incomplete side gear 705, one side of the incomplete side gear 705 is fixedly connected with the output end of a motor 706, the bottom of the motor 706 is fixedly connected with the top of the cart 1, a matched spiral chute is formed in the inner wall of the inner spiral pipe 701 and the outer wall of the outer spiral pipe 702, and the outer spiral pipe 702 can spirally slide up and down in the inner spiral pipe 701.
In the invention, the inner spiral pipe 701 and the outer spiral pipe 702 are made of stainless steel, and the outer spiral pipe 702 is arranged in parallel with the incomplete side gear 705.
The telescopic device 8 comprises a first telescopic pipe 801, the bottom end of the first telescopic pipe 801 is fixedly connected to the top end of an outer spiral pipe 702, a clamping ring 802 is fixedly sleeved on the top end of the first telescopic pipe 801, a clamping piece 806 is movably clamped on one side of the clamping ring 802, a second telescopic pipe 803 is inserted in the first telescopic pipe 801, matched grooves 804 are formed in the second telescopic pipe 803 and one side of the outer wall of the first telescopic pipe 801, a pressing block 805 is movably inserted on one side of the inner wall of the clamping ring 802, and the pressing block 805 penetrates through the first telescopic pipe 801 and is clamped with the grooves 804 formed in the second telescopic pipe 803 on the inner side of the first telescopic pipe 801.
According to the invention, the clamping piece 806 is formed by fixedly connecting an eccentric wheel with an arc-shaped plate, one end of the eccentric wheel of the clamping piece 806 penetrates through the first extension pipe 801 and is connected with one side of the pressing block 805 on the inner side of the first extension pipe in a fitting manner, a through hole penetrating to the inner wall is formed in one side of the outer wall of the clamping ring 802, and two sides of the eccentric wheel of the clamping piece 806 are movably connected with two sides of the inner wall.
The bottom of the inner wall of the water storage tank 2 is provided with a drainage slope, and the pipe valve 4 is positioned on one side with a low drainage slope.
According to the invention, the incomplete side gear 705 is alternatively meshed with the first gear 703 and the second gear 704 to rotate, so that the atomizing nozzle 9 is driven to rotate in a reciprocating manner to spray in multiple directions, the dust fall range can be enlarged, the dust fall is more effective, the height of the atomizing nozzle 9 can be changed through the telescopic device 8, the dust atomization and dust fall effects on dust suspended in air are effectively improved, the structure is simple, economical and applicable, the filter box 301 is additionally arranged, so that the filter material in the filter box 302 can filter sprayed water, bacteria and peculiar smell in the water are removed, and the blockage of the atomizing nozzle 9 and the spraying of water mist carrying bacteria into the air are avoided, and the environmental pollution is caused.
The working principle is as follows: the water flows into the filter device 3 through the pipe valve 4, is filtered by the filter box 302, and is conveyed into the atomizing spray head 9 by the water pump 5 to be converted into water mist for spraying, the motor 706 drives the incomplete side gear 705 to rotate, teeth on one side of the incomplete side gear 705 are alternately meshed with the first gear 703 and the second gear 704 to drive the incomplete side gear to rotate, the outer spiral pipe 702 slides and rotates and rises along with the inner spiral pipe 701, so that the atomizing spray head 9 can spray in a reciprocating rotation mode, the clamping piece 806 is pulled off from the joint state with the pressing block 805 to one side of the outer wall of the first telescopic pipe 801, the second telescopic pipe 803 is pulled upwards, the clamping piece 806 is reset, the eccentric wheel is tightly jointed with the pressing block 805, the second telescopic pipe 803 is positioned to improve the height of the atomizing spray head 9, and the fan 11 supplies air to the atomizing spray head 9 to improve the spraying speed and.
Claims (8)
1. The utility model provides a dust fall equipment for building engineering, includes shallow (1), its characterized in that: the top fixedly connected with storage water tank (2) and filter equipment (3) of shallow (1), and storage water tank (2) and filter equipment (3) pass through the link up through pipe valve (4), water pump (5) has been cup jointed in filter equipment (3), and the output through connection of water pump (5) has flexible hose (6), rotary device (7) and telescoping device (8) have been cup jointed on flexible hose (6), the bottom of rotary device (7) and the top fixed connection of water pump (5), the top of rotary device (7) link up filter equipment (3) and with the bottom through connection of telescoping device (8) above it, shell (10) has been cup jointed at the top of telescoping device (8), and nested fan (11) in shell (10), the top of telescoping device (8) runs through shell (10) and rather than the bottom surface fixed connection of inboard atomizer (9), the top end of the telescopic hose (6) penetrates through the telescopic device (8) and is in through connection with the input end of the atomizing nozzle (9) above the telescopic hose.
2. The dust falling equipment for the building engineering of claim 1, characterized in that: filter equipment (3) include rose box (301), the bottom fixed connection of rose box (301) is at the top of shallow (1), and rose box (301) inner wall relative one side sliding connection has filter cartridge (302), the top swing joint of rose box (301) has sealed lid (303).
3. The dust falling equipment for the building engineering of claim 2, characterized in that: PP cotton, activated carbon cotton and an RO reverse osmosis membrane are sequentially filled in the filter box (302) from left to right, and the sealing cover (303) is positioned above one side of the filter box (302).
4. The dust falling equipment for the building engineering of claim 1, characterized in that: the rotating device (7) comprises an inner spiral pipe (701), the bottom of the inner spiral pipe (701) is fixedly connected to the top of the water pump (5), the inner spiral pipe (701) is internally threaded and sleeved with the outer spiral pipe (702), the upper half end of the outer spiral pipe (702) is fixedly sleeved with a first gear (703) and a second gear (704), the first gear (703) and the second gear (704) are meshed through an incomplete side gear (705), one side of the incomplete side gear (705) is fixedly connected with the output end of a motor (706), and the bottom of the motor (706) is fixedly connected with the top of the cart (1).
5. The dust fall equipment for building engineering of claim 4, characterized by: the inner spiral pipe (701) and the outer spiral pipe (702) are made of stainless steel, and the outer spiral pipe (702) is arranged in parallel with the incomplete side gear (705).
6. The dust falling equipment for the building engineering of claim 1, characterized in that: the telescopic device (8) comprises a first telescopic pipe (801), the bottom end of the first telescopic pipe (801) is fixedly connected to the top end of an outer spiral pipe (702), a clamping ring (802) is fixedly sleeved on the top end of the first telescopic pipe (801), a clamping piece (806) is movably clamped on one side of the clamping ring (802), a second telescopic pipe (803) is inserted in the first telescopic pipe (801), a groove (804) matched with the second telescopic pipe (803) and the outer wall of the first telescopic pipe (801) are formed in one side of the inner wall of the clamping ring (802), a pressing block (805) is movably inserted into one side of the inner wall of the clamping ring (802), and the pressing block (805) penetrates through the first telescopic pipe (801) and is clamped with a groove (804) formed in the second telescopic pipe (803) on the inner side of the first telescopic pipe (801.
7. The dust fall equipment for the building engineering of claim 6, characterized in that: the clamping piece (806) is formed by fixedly connecting an eccentric wheel with an arc-shaped plate, and one end of the eccentric wheel of the clamping piece (806) penetrates through the first telescopic pipe (801) and is connected with one side of a pressing block (805) on the inner side of the first telescopic pipe in a fit mode.
8. The dust fall equipment for building engineering of claim 4, characterized by: the bottom of the inner wall of the water storage tank (2) is provided with a drainage slope, and the pipe valve (4) is positioned on one side of the drainage slope at a low position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010503024.4A CN111589252A (en) | 2020-06-05 | 2020-06-05 | Dust fall equipment for building engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010503024.4A CN111589252A (en) | 2020-06-05 | 2020-06-05 | Dust fall equipment for building engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111589252A true CN111589252A (en) | 2020-08-28 |
Family
ID=72182172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010503024.4A Pending CN111589252A (en) | 2020-06-05 | 2020-06-05 | Dust fall equipment for building engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111589252A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112177665A (en) * | 2020-11-05 | 2021-01-05 | 叶桂英 | Tunnel construction air purification device |
| CN112302978A (en) * | 2020-10-28 | 2021-02-02 | 山东工商学院 | Dust fall formula spraying fan heat support for digital media show |
| CN115301023A (en) * | 2022-06-23 | 2022-11-08 | 中国建筑第八工程局有限公司 | Dust fall equipment for building engineering |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108914862A (en) * | 2018-06-29 | 2018-11-30 | 南京奥新可工程科技有限公司 | A kind of construction of the highway dust suppression device by water spray |
| CN208847052U (en) * | 2018-09-28 | 2019-05-10 | 安徽理工大学 | A kind of blasting dust reducing device |
| CN110158524A (en) * | 2019-05-31 | 2019-08-23 | 赵惠平 | A kind of municipal administration environmental sanitation streets watering sprinkling truck |
-
2020
- 2020-06-05 CN CN202010503024.4A patent/CN111589252A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108914862A (en) * | 2018-06-29 | 2018-11-30 | 南京奥新可工程科技有限公司 | A kind of construction of the highway dust suppression device by water spray |
| CN208847052U (en) * | 2018-09-28 | 2019-05-10 | 安徽理工大学 | A kind of blasting dust reducing device |
| CN110158524A (en) * | 2019-05-31 | 2019-08-23 | 赵惠平 | A kind of municipal administration environmental sanitation streets watering sprinkling truck |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112302978A (en) * | 2020-10-28 | 2021-02-02 | 山东工商学院 | Dust fall formula spraying fan heat support for digital media show |
| CN112177665A (en) * | 2020-11-05 | 2021-01-05 | 叶桂英 | Tunnel construction air purification device |
| CN115301023A (en) * | 2022-06-23 | 2022-11-08 | 中国建筑第八工程局有限公司 | Dust fall equipment for building engineering |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200828 |
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| RJ01 | Rejection of invention patent application after publication |