CN112588049A - High-efficient dust collector is used in construction protection - Google Patents
High-efficient dust collector is used in construction protection Download PDFInfo
- Publication number
- CN112588049A CN112588049A CN202011319244.8A CN202011319244A CN112588049A CN 112588049 A CN112588049 A CN 112588049A CN 202011319244 A CN202011319244 A CN 202011319244A CN 112588049 A CN112588049 A CN 112588049A
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- building construction
- rod
- water tank
- dust removal
- construction protection
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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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/14—Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances including air-liquid contact processes
Abstract
The invention relates to the technical field of building construction, in particular to a high-efficiency dust removal device for building construction protection, which comprises a base, wherein a water tank is arranged above one side of the base, a rotating motor is arranged at the center above the water tank, a liquid inlet is arranged at one side of the rotating motor, the output end of the rotating motor is fixedly connected with a rotating shaft, a plurality of stirring rods are circumferentially arranged at the lower part of the rotating shaft, and a roller is slidably connected in a sliding groove of the outline of a cylindrical cam; one side of the bottom of the water tank is connected with a water outlet pipe, and the upper part of the water outlet pipe is communicated with a first guide pipe and a second guide pipe. According to the invention, the disinfectant is uniformly dissolved in water, so that the dust fall effect and the sterilization and disinfection effects can be realized, and the first spraying device and the second spraying device are arranged, so that the spraying modes can be switched according to the building construction environment during use, and the dust removal effect on the building construction environment is improved.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a high-efficiency dust removal device for building construction protection.
Background
The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object at a specified place. The method comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like. The site of the construction work is called a "construction site" or a "construction site", also called a construction site; in the building work progress, the job site has a large amount of dust to raise, can cause harm to the construction operation personnel is healthy on the one hand, and on the other hand also can influence staff's sight, causes the reduction of efficiency of construction.
The existing dust removal device for building construction mostly adopts a large-area watering spraying precipitation mode, not only is the operation area for removing dust small, but also water resources are seriously wasted, rapid and efficient dust removal can not be carried out on construction points, and the dust removal effect and the construction efficiency on a construction site are influenced.
Disclosure of Invention
The invention aims to provide a high-efficiency dust removal device for building construction protection, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a high-efficiency dust removal device for building construction protection comprises a base, wherein a water tank is arranged above one side of the base, a rotating motor is arranged in the center above the water tank, a liquid inlet is formed in one side of the rotating motor, a rotating shaft is fixedly connected to the output end of the rotating motor, a plurality of stirring rods are circumferentially arranged on the lower portion of the rotating shaft, a cylindrical cam is fixedly sleeved on the upper portion of the rotating shaft, a roller is connected in a sliding groove in the outline of the cylindrical cam in a sliding mode, a fixed rod is fixedly connected to the surface of the roller, a movable rod is connected to the other side of the fixed rod, a stirring shaft is slidably clamped below the movable rod, a sleeve is slidably connected to the outer portion of the; the water tank is characterized in that a water outlet pipe is connected to one side of the bottom of the water tank, a first guide pipe and a second guide pipe are communicated above the water outlet pipe, an adjusting device is arranged between the first guide pipe and the second guide pipe, the first guide pipe and the second guide pipe are connected with a first hose and a second hose through flanges, and the first hose and the second hose are respectively connected with a first spraying device and a second spraying device.
As a further scheme of the invention: the number of the movable rods and the stirring shafts is two, the movable rods and the stirring shafts are symmetrically distributed by taking the rotating shaft as a vertical center line, and the radiuses of the movable rods and the stirring shafts are equal.
As a further scheme of the invention: the stirring shaft is characterized in that a worm is arranged on the upper portion of the stirring shaft, a worm wheel is meshed on one side of the worm and fixedly connected with the inner wall of the water tank through a supporting rod, and a spiral stirring paddle is arranged on the lower portion of the stirring shaft.
As a further scheme of the invention: a plurality of groups of compression springs are fixedly arranged between the bottom of the water tank and the base; the base one side is provided with the compression chamber, compression chamber top and outlet pipe bottom intercommunication, compression chamber one side is provided with supercharging device.
As a further scheme of the invention: the supercharging device comprises a driving gear, driven gears are symmetrically meshed on two sides of the driving gear, a rotating rod is arranged at the center of each driven gear, a semicircular toothed ring is fixedly mounted at the upper end of the rotating rod, a rack rod is alternately meshed in the middle of the semicircular toothed ring, the other end of the rack rod is connected with a compression piston, and the compression piston is arranged in a compression cavity.
As a further scheme of the invention: the bottom of the compression cavity is connected with an air inlet pipe, and one-way valves are arranged at the bottoms of the air inlet pipe and the water outlet pipe.
As a further scheme of the invention: the adjusting device comprises an adjusting frame body, baffle plates are symmetrically arranged on the upper side and the lower side of the adjusting frame body, the baffle plates are respectively located inside the first guide pipe and the second guide pipe, limiting blocks are arranged at the end parts of the baffle plates, incomplete gears are arranged in the middle of the adjusting frame body, rack plates are symmetrically arranged on the inner walls of the two sides of the adjusting frame body, and the incomplete gears are meshed with the rack plates.
As a further scheme of the invention: the first spraying device comprises a lifting plate, a plurality of nozzles are uniformly arranged on the surface of the lifting plate, support columns are arranged on two sides of the lifting plate, lead screws are arranged in the support columns, sliders are connected to the lead screws in a threaded mode and fixedly connected with the lifting plate through supporting rods, driving wheels are connected to the lower portion of each lead screw through belts, and a second driving motor is connected to the lower portion of one driving wheel.
As a further scheme of the invention: the second sprinkler is including spouting a section of thick bamboo, it is provided with the booster pump to spout a section of thick bamboo, it has the bracing piece to spout a both sides fixedly connected with, the bracing piece articulates there is the support frame, it is connected with the hydraulic stem to spout a section of thick bamboo tip below, the hydraulic stem is connected with the hydraulic pressure frame, support frame and hydraulic pressure frame fixed mounting are in the backup pad, first sprinkler is located the backup pad below.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the matching arrangement of the cylindrical cam, the fixed rod, the movable rod and the stirring shaft, when the rotating motor rotates, the rotating shaft is driven to rotate, the stirring rod is synchronously driven to stir the inside of the water tank, meanwhile, the rotating shaft drives the cylindrical cam to rotate, the fixed rod and the movable rod are driven to move downwards through the matching of the roller and the chute on the surface of the cylindrical cam, the stirring shaft is synchronously driven to move downwards, when the stirring shaft moves downwards, the spiral stirring paddle is driven to rotate through the meshing with the worm wheel, so that the spiral stirring paddle rotates while moving upwards and downwards, and the disinfectant and water in the water tank are fully stirred, so that the disinfectant can be better and uniformly dissolved in the water, and on one hand, the dust fall effect can be realized;
2. the invention is provided with the first spraying device and the second spraying device, disinfectant is controlled to be introduced into the first hose or the second hose through the adjusting device, spraying is carried out by using the spraying cylinder of the second spraying device, the hydraulic machine base is arranged below the spraying cylinder, the spraying angle can be adjusted, the dust removal operation range is greatly improved, the adjusting device is switched to the first spraying device, the building construction area is uniformly and quickly sprayed through the lifting plate, and the dust removal efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of a high-efficiency dust removal device for building construction protection.
Fig. 2 is a schematic view of the internal structure of a water tank in the high-efficiency dust removing device for building construction protection.
Fig. 3 is a schematic structural diagram of a supercharging device in the high-efficiency dust removal device for building construction protection.
Fig. 4 is a schematic structural diagram of an adjusting device in the high-efficiency dust removing device for building construction protection.
Fig. 5 is a schematic structural view of a spraying device in the high-efficiency dust removing device for building construction protection.
In the figure: 1-base, 2-water tank, 3-rotating motor, 4-liquid inlet, 5-rotating shaft, 6-stirring rod, 7-cylindrical cam, 8-roller, 9-fixed rod, 10-movable rod, 11-stirring shaft, 12-sleeve, 13-supporting rod, 14-water outlet pipe, 15-first conduit, 16-second conduit, 17-adjusting device, 171-adjusting frame, 172-baffle, 173-limiting block, 174-incomplete gear, 175-rack plate, 18-first hose, 19-second hose, 20-first spraying device, 201-lifting plate, 202-nozzle, 203-supporting column, 204-second driving motor, 205-lead screw, 206-slide block, 207-driving wheel, 208-belt, 21-second spraying device, 211-injection cylinder, 212-supporting rod, 213-supporting frame, 214-hydraulic rod, 215-hydraulic machine base, 22-worm, 23-worm wheel, 24-supporting rod, 25-helical stirring paddle, 26-compression cavity, 27-supercharging device, 28-air inlet pipe and 29-supporting plate.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Example 1
Referring to fig. 1 and 2, in an embodiment of the present invention, an efficient dust removing apparatus for building construction protection includes a base 1, a water tank 2 is arranged above one side of the base 1, a rotating motor 3 is arranged at the center above the water tank 2, a liquid inlet 4 is arranged on one side of the rotating motor 3, the output end of the rotating motor 3 is fixedly connected with a rotating shaft 5, a plurality of stirring rods 6 are circumferentially arranged at the lower part of the rotating shaft 5, a cylindrical cam 7 is fixedly sleeved at the upper part of the rotating shaft 5, a roller 8 is connected in a sliding groove on the outer contour of the cylindrical cam 7 in a sliding way, a fixed rod 9 is fixedly connected on the surface of the roller 8, the other side of the fixed rod 9 is connected with a movable rod 10, a stirring shaft 11 is connected below the movable rod 10 in a sliding and clamping way, the movable rod 10 and the stirring shaft 11 are externally connected with a sleeve 12 in a sliding manner, and the sleeve 12 is fixedly connected with the inner wall of the water tank 2 through a support rod 13; one side of the bottom of the water tank 2 is connected with a water outlet pipe 14, a first guide pipe 15 and a second guide pipe 16 are communicated above the water outlet pipe 14, an adjusting device 17 is arranged between the first guide pipe 15 and the second guide pipe 16, the first guide pipe 15 and the second guide pipe 16 are connected with a first hose 18 and a second hose 19 through flanges, and the first hose 18 and the second hose 19 are respectively connected with a first spraying device 20 and a second spraying device 21.
In this embodiment, the number of the movable rods 10 and the number of the stirring shafts 11 are two, the movable rods 10 and the stirring shafts 11 are symmetrically distributed by taking the rotating shaft 5 as a vertical center line, and the radiuses of the movable rods 10 and the stirring shafts 11 are equal.
In this embodiment, (mixing) shaft 11 upper portion sets up to worm 22, worm 22 one side meshing has worm wheel 23, worm wheel 23 passes through bracing piece 24 and water tank inner wall fixed connection, (mixing) shaft 11's lower part is provided with spiral stirring rake 25, it is the one-level stirring to water tank 2 inside disinfection powder and water to drive puddler 6 in the pivot 5 through rotating electrical machines 3, drive cylindrical cam 7 synchronous rotation when pivot 5 rotates simultaneously, surperficial spout and roller 8 cooperation when cylindrical cam 7 rotates, drive roller 8 and dead lever 9 up-and-down motion, drive movable rod 10 and (mixing) shaft 11 motion in step, (mixing) shaft 11 meshes with worm wheel 23 when up-and-down motion, it rotates to be the second grade stirring to water tank 2 inside to drive spiral stirring rake 25.
Example 2
Referring to fig. 3, in the present embodiment, a plurality of sets of compression springs 30 are fixedly installed between the bottom of the water tank 2 and the base 1; a compression cavity 26 is arranged on one side of the base 1, the upper part of the compression cavity 26 is communicated with the bottom of the water outlet pipe 14, and a pressurizing device 27 is arranged on one side of the compression cavity 26.
In this embodiment, the supercharging device 27 includes a driving gear 271, driven gears 272 are symmetrically engaged with both sides of the driving gear 271, a rotating rod 273 is disposed at the center of the driven gear 272, a semicircular toothed ring 274 is fixedly mounted at the upper end of the rotating rod 273, rack rods 275 are alternately engaged with the middle of the semicircular toothed ring 274, a compression piston 276 is connected to the other end of each rack rod 275, the compression piston 276 is disposed in the compression chamber 26, the driving gear 271 is engaged with the driven gears 272 at both sides to drive the driven gears 272 to rotate in opposite directions, the driven gears 272 drive the semicircular toothed rings 274 above to synchronously rotate during rotation, the semicircular toothed rings 274 are alternately engaged with the rack rods 275 to make the rack rods 275 perform reciprocating up-and-down movement, the compression piston 276 is synchronously driven to move up and down, and external air is sucked into the water outlet pipe 14 by the up-and-down movement of the compression piston 276 in cooperation with, the flow rate of water flow in the water outlet pipe 14 is improved, and the dust removal effect on the construction environment is improved.
In this embodiment, the bottom of the compression cavity 26 is connected with an air inlet pipe 28, and the bottoms of the air inlet pipe 28 and the water outlet pipe 14 are both provided with a one-way valve.
Example 3
Referring to fig. 4, in the present embodiment, the adjusting device 17 includes an adjusting frame 171, the adjusting frame 171 is symmetrically provided with baffles 172 at upper and lower sides, the baffles 172 are respectively located inside the first conduit 15 and the second conduit 16, the end of the baffle 172 is provided with a limit block 173, the middle of the adjusting frame 171 is provided with an incomplete gear 174, the inner walls at two sides of the adjusting frame 171 are symmetrically provided with rack plates 175, the incomplete gear 174 is engaged with the rack plates 175, and the incomplete gear 174 is engaged with the rack plates 175 at left and right sides respectively when rotating, so as to drive the adjusting frame 171 to move upwards or downwards, thereby sealing the first conduit 15 or the second conduit 16.
Example 4
Referring to fig. 5, in this embodiment, the first spraying device 20 includes a lifting plate 201, a plurality of nozzles 202 are uniformly disposed on a surface of the lifting plate 201, support pillars 203 are disposed on two sides of the lifting plate 201, a screw rod 205 is disposed in the support pillars 203, a slider 206 is connected to the screw rod 205 through a thread, the slider 206 is fixedly connected to the lifting plate 201 through a support rod, a driving wheel 207 is connected to a lower portion of the screw rod 205, the driving wheels 207 on two sides are connected through a belt 208, and a second driving motor 204 is connected to a lower portion of the driving wheel 207 on one side.
In this embodiment, the second spraying device 21 includes the injection cylinder 211, be provided with the booster pump in the injection cylinder 211, the fixedly connected with bracing piece 212 in injection cylinder 211 both sides, bracing piece 212 articulates there is support frame 213, it is connected with hydraulic stem 214 to spray cylinder 211 tip below, hydraulic stem 214 is connected with hydraulic press base 215, can adjust the injection angle who sprays cylinder 211 through the lift of hydraulic press base 215, support frame 213 and hydraulic press base 215 fixed mounting are on backup pad 29, first spraying device 20 is located backup pad 29 below.
In summary, the following steps: according to the invention, through the matched arrangement of the cylindrical cam 7, the fixed rod 9, the movable rod 10 and the stirring shaft 11, when the rotating motor 3 rotates, the rotating shaft 5 is driven to rotate, the stirring rod 6 is synchronously driven to stir the inside of the water tank 2, meanwhile, the rotating shaft 5 rotates to drive the cylindrical cam 7 to rotate, the fixed rod 9 and the movable rod 10 are driven to move downwards through the matching of the roller 8 and a chute on the surface of the cylindrical cam 7, the stirring shaft 11 is synchronously driven to move downwards, the stirring shaft 11 drives the spiral stirring paddle 25 to rotate through the meshing with the worm wheel 23 when moving downwards, so that the spiral stirring paddle 25 rotates when moving upwards and downwards, and the disinfectant and water in the water tank 1 are fully stirred, so that the disinfectant can be better and uniformly dissolved in the water, on the one hand, a dust falling effect can be realized, and meanwhile; control antiseptic solution through adjusting device 17 and let in first hose 18 or second hose 19, use the injection section of thick bamboo 211 of second sprinkler 21 to spray, injection section of thick bamboo 211 below is provided with hydraulic pressure frame 215, can adjust spray angle, has improved the working range of dust removal greatly, switches to first sprinkler 20 through adjusting device 17, through lifter plate 201 to the even quick spraying in building construction region, has improved the efficiency of dust removal.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (9)
1. The efficient dust removal device for building construction protection comprises a base (1) and is characterized in that a water tank (2) is arranged above one side of the base (1), a rotating motor (3) is arranged at the center above the water tank (2), a liquid inlet (4) is arranged at one side of the rotating motor (3), a rotating shaft (5) is fixedly connected with the output end of the rotating motor (3), a plurality of stirring rods (6) are circumferentially arranged at the lower part of the rotating shaft (5), a cylindrical cam (7) is fixedly sleeved at the upper part of the rotating shaft (5), a roller (8) is slidably connected in a sliding groove of the outer contour of the cylindrical cam (7), a fixed rod (9) is fixedly connected with the surface of the roller (8), a movable rod (10) is connected to the other side of the fixed rod (9), a stirring shaft (11) is slidably clamped below the movable rod (10), and a sleeve (12) is slidably connected to the outer parts, the sleeve (12) is fixedly connected with the inner wall of the water tank (2) through a support rod (13); one side of the bottom of the water tank (2) is connected with a water outlet pipe (14), the upper portion of the water outlet pipe (14) is communicated with a first guide pipe (15) and a second guide pipe (16), an adjusting device (17) is arranged between the first guide pipe (15) and the second guide pipe (16), the first guide pipe (15) and the second guide pipe (16) are connected with a first hose (18) and a second hose (19) through flanges, and the first hose (18) and the second hose (19) are respectively connected with a first spraying device (20) and a second spraying device (21).
2. The efficient dust removal device for building construction protection as claimed in claim 1, wherein the number of the movable rods (10) and the number of the stirring shafts (11) are two, the movable rods (10) and the stirring shafts (11) are symmetrically distributed by taking the rotating shaft (5) as a vertical central line, and the radiuses of the movable rods (10) and the stirring shafts (11) are equal.
3. The efficient dust removal device for building construction protection as claimed in claim 2, wherein a worm (22) is arranged at the upper part of the stirring shaft (11), a worm wheel (23) is engaged with one side of the worm (22), the worm wheel (23) is fixedly connected with the inner wall of the water tank through a support rod (24), and a spiral stirring paddle (25) is arranged at the lower part of the stirring shaft (11).
4. The efficient dust removal device for building construction protection as claimed in claim 1, wherein a plurality of sets of compression springs (30) are fixedly installed between the bottom of the water tank (2) and the base (1); base (1) one side is provided with compression chamber (26), compression chamber (26) top and outlet pipe (14) bottom intercommunication, compression chamber (26) one side is provided with supercharging device (27).
5. The efficient dust removing device for building construction protection as claimed in claim 4, wherein the supercharging device (27) comprises a driving gear (271), driven gears (272) are symmetrically engaged with two sides of the driving gear (271), a rotating rod (273) is arranged at the center of the driven gears (272), a semicircular toothed ring (274) is fixedly mounted at the upper end of the rotating rod (273), rack rods (275) are alternately engaged with the middle of the semicircular toothed ring (274), the other end of each rack rod (275) is connected with a compression piston (276), and the compression piston (276) is arranged in the compression cavity (26).
6. The efficient dust removal device for building construction protection as claimed in claim 5, wherein an air inlet pipe (28) is connected to the bottom of the compression cavity (26), and one-way valves are mounted at the bottoms of the air inlet pipe (28) and the water outlet pipe (14).
7. The efficient dust removal device for building construction protection as claimed in claim 1, wherein the adjusting device (17) comprises an adjusting frame body (171), baffles (172) are symmetrically arranged on the upper side and the lower side of the adjusting frame body (171), the baffles (172) are respectively located inside the first conduit (15) and the second conduit (16), a limiting block (173) is arranged at the end of each baffle (172), an incomplete gear (174) is arranged in the middle of the adjusting frame body (171), rack plates (175) are symmetrically arranged on the inner walls of the two sides of the adjusting frame body (171), and the incomplete gears (174) are meshed with the rack plates (175).
8. The efficient dust removal device for building construction protection according to claim 1, wherein the first spraying device (20) comprises a lifting plate (201), a plurality of nozzles (202) are uniformly arranged on the surface of the lifting plate (201), support columns (203) are arranged on two sides of the lifting plate (201), a lead screw (205) is arranged in each support column (203), a sliding block (206) is connected to each lead screw (205) through a thread, the sliding block (206) is fixedly connected with the lifting plate (201) through a support rod, a transmission wheel (207) is connected to the lower portion of each lead screw (205), the transmission wheels (207) on two sides are connected through a belt (208), and a second driving motor (204) is connected to the lower portion of the transmission wheel (207) on one side.
9. The efficient dust removing device for building construction protection according to claim 8, wherein the second spraying device (21) comprises a spraying cylinder (211), a booster pump is arranged in the spraying cylinder (211), support rods (212) are fixedly connected to two sides of the spraying cylinder (211), a support frame (213) is hinged to each support rod (212), a hydraulic rod (214) is connected to the lower portion of the end portion of the spraying cylinder (211), a hydraulic base (215) is connected to each hydraulic rod (214), the support frames (213) and the hydraulic base (215) are fixedly mounted on a support plate (29), and the first spraying device (20) is located below the support plate (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011319244.8A CN112588049A (en) | 2020-11-23 | 2020-11-23 | High-efficient dust collector is used in construction protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011319244.8A CN112588049A (en) | 2020-11-23 | 2020-11-23 | High-efficient dust collector is used in construction protection |
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| Publication Number | Publication Date |
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| CN112588049A true CN112588049A (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011319244.8A Pending CN112588049A (en) | 2020-11-23 | 2020-11-23 | High-efficient dust collector is used in construction protection |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113455678A (en) * | 2021-07-07 | 2021-10-01 | 吉林农业科技学院 | Cyperus esculentus degreasing and drying device and using method thereof |
| CN114797334A (en) * | 2022-05-06 | 2022-07-29 | 重庆大学 | Construction dust suppression device for environmental protection civil construction engineering |
| CN114990961A (en) * | 2022-08-03 | 2022-09-02 | 山西离隰高速公路有限公司 | Pitch measurement conveyor based on highway construction usefulness |
| CN115199066A (en) * | 2022-08-15 | 2022-10-18 | 中建八局(厦门)建设有限公司 | Concrete wall spray set for building engineering |
| CN115400523A (en) * | 2022-08-25 | 2022-11-29 | 江苏前途建设有限公司 | Construction site dust fall equipment that sprays through rotary type multiple range |
| CN116675396A (en) * | 2023-08-01 | 2023-09-01 | 成都瀚川环境科技有限公司 | Organic wastewater treatment system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113455678A (en) * | 2021-07-07 | 2021-10-01 | 吉林农业科技学院 | Cyperus esculentus degreasing and drying device and using method thereof |
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| CN116675396B (en) * | 2023-08-01 | 2023-11-10 | 成都瀚川环境科技有限公司 | Organic wastewater treatment system |
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