CN220802486U - Dry fog gun - Google Patents
Dry fog gun Download PDFInfo
- Publication number
- CN220802486U CN220802486U CN202322009261.7U CN202322009261U CN220802486U CN 220802486 U CN220802486 U CN 220802486U CN 202322009261 U CN202322009261 U CN 202322009261U CN 220802486 U CN220802486 U CN 220802486U
- Authority
- CN
- China
- Prior art keywords
- fog gun
- air
- supply assembly
- water
- distribution box
- 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.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 86
- 239000000428 dust Substances 0.000 claims abstract description 39
- 239000012530 fluid Substances 0.000 claims description 11
- 238000000889 atomisation Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 4
- 230000001603 reducing effect Effects 0.000 abstract description 4
- 239000003245 coal Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000011033 desalting Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Landscapes
- Nozzles (AREA)
Abstract
The utility model discloses a dry fog gun, which comprises a dry fog gun body, wherein the dry fog gun body is formed by combining a fog gun machine air cylinder, a rotary support piece and a base, a water supply assembly, a water vapor distribution box, a distribution box and an air supply assembly are arranged in the base, the bottom end face of the air cylinder of the fog gun machine is connected with the top end face of the base through the rotary support piece, a pulling assembly is arranged on the rotary support piece, and the pulling assembly is detachably connected with the rotary support piece. According to the utility model, the air pipe, the air supply assembly and the water vapor distribution box are additionally arranged, so that water vapor is mixed and matched with the air cylinder of the fog gun machine for use, and the fog granularity reaches micrometers, so that a better dust reducing effect is achieved, materials cannot be wetted, the practicability is enhanced, and the application range is enlarged.
Description
Technical Field
The utility model relates to the technical field of dry fog guns, in particular to a dry fog gun.
Background
Along with the rapid society, the building construction sites are more and more visible everywhere, dust generated in the construction process can pollute surrounding air, dust is easy to fly, air pollution of fixed particles is generated to the environment, dry fog and fog cannons appear in the market for reducing the dust in the air, and the dry fog and fog cannons are mainly used in places where the dust pollution of cities, construction, equipment use sites and the like needs to be treated, and can also be used in coal yards, coal storage bins or totally enclosed coal storage sites, coal logistics gardens, open-air coal mining and the like for liquid fog dust fall, decomposing and desalting the particle concentration in the air, and effectively decomposing the polluted particles, dust and the like in the air.
However, the existing common dry fog gun lacks a moving device in the using process, so that a great deal of labor is wasted in carrying, and meanwhile, the problem that the fog gun is easy to collide and parts are damaged in the moving process is solved. In order to solve one of the technical problems, the application provides a dry fog gun.
Disclosure of utility model
The utility model aims to provide a dry fog gun, which is convenient to move, increases application places and improves practicability by additionally arranging a pulling component, so that the problems that a large amount of labor is wasted in carrying due to lack of a moving device in the using process of a common dry fog gun, and meanwhile, the fog gun is easy to collide and damage parts in the moving process are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dry fog gun, includes the dry fog gun body, the dry fog gun body is formed by fog gun machine dryer, rotary support spare and base combination, the inside water supply module, steam distribution box, block terminal and the air feed subassembly of being provided with of base, fog gun machine dryer bottom terminal surface and base top terminal surface are connected through rotary support spare, be provided with on the rotary support spare and drag the assembly, be detachable the connection between pulling the assembly and the rotary support spare, rotary support spare is formed by pitching device and support turning to the device combination for fog gun machine dryer can do 360 rotations in horizontal angle, and vertical pitching angle reaches-10 to +45, is prior art with respect to being connected between fog gun machine dryer, rotary support spare and the base, do not do detailed description here, fixedly connected with camera and dust detection sensor on the rotary support spare, fog gun machine dryer one end is connected with the fan, and the other end is connected with the atomizing ring, the air inlet of atomizing ring is connected with the trachea, the fan adopts the fan of 5.5 power, the water inlet of atomizing ring is connected with the water inlet pipe through distribution box and water pipe intercommunication.
By adopting the technical scheme, the air pipe, the air supply assembly and the water vapor distribution box are additionally arranged, so that water vapor is mixed and matched with the air cylinder of the fog gun machine for use, and the fog granularity of the fog gun machine reaches micrometers, so that better dust settling effect is achieved, materials cannot be wetted, the practicability is improved, and the application range is enlarged.
The utility model is further provided with:
The distribution box comprises a protection circuit, a relay, a controller and components related to the relay, wherein the camera and the dust detection sensor are matched with the controller for use, and the distribution box is electrically connected with the air supply assembly and the water supply assembly respectively.
By adopting the technical scheme, the dust state in the space is detected through the camera and the dust detection sensor, so that the whole device can be started when the dust concentration exceeds the standard.
The utility model is further provided with:
The water supply assembly comprises a control valve, a pump station and a filtering and purifying assembly, the air supply assembly comprises an air compressor and an air storage tank, the air supply assembly is connected with the other group of air inlets of the water vapor distribution box through an air circuit, the water supply assembly is connected with the water inlets of the water vapor distribution box through a waterway, and the water vapor distribution box adopts a water vapor distribution box of the LAD-4 model.
By adopting the technical scheme, water and air in the water supply assembly and the air supply assembly are respectively conveyed to the water vapor distribution box through the air circuit and the water circuit.
The utility model is further provided with:
The water outlet and the air outlet of the water vapor distribution box are respectively communicated with the inlet of a two-position three-way electromagnetic control valve, the two-position three-way electromagnetic control valve adopts a two-in one-out electromagnetic control valve, the output port of the two-position three-way electromagnetic control valve is communicated with a conveying connecting pipeline, a control valve is arranged on the conveying connecting pipeline, the other end of the conveying connecting pipeline is communicated with a booster pump, the output port of the booster pump is communicated with the water inlet of an atomization ring through a water pipe, and the atomization ring is uniformly distributed with double-fluid spray heads along the circumferential position of the atomization ring.
By adopting the technical scheme, the water source and the air source respectively enter the double-fluid spray heads of the atomizing ring through the air channel and the water channel to be mixed, and are sprayed out through the double-fluid spray heads to suppress dust.
The utility model is further provided with:
The base top terminal surface is through fastening screw fixedly connected with mobile device, mobile device adopts the braking universal wheel, the pulling subassembly is provided with two sets of guide rails that set up relatively, guide rail direction portion sliding connection has the slider, the slider adopts two sets of settings, is provided with the guide sleeve between two sets of sliders, threaded hole has all been seted up on guide rail and the slider, threaded hole threaded connection has fastening bolt.
By adopting the technical scheme, when the two groups of sliding blocks are required to be moved in position, the fastening bolts are only required to be unscrewed, and then the sliding blocks are driven to move on the guide rail by moving the positions of the guide sleeves, so that the positions of the sliding blocks are convenient to move.
The utility model is further provided with:
A mounting frame is arranged between the two groups of sliding blocks, a screw is connected to the mounting frame in a threaded mode, a hook is arranged on the top end face of the screw, and the hook is a common pulling hook in the market.
By adopting the technical scheme, the mobile device is connected with external mobile equipment through the pulling hook, so that the application place is increased, and the practicability is improved.
The utility model is further provided with:
The middle of the tops of the two groups of guide rails is fixedly provided with a support plate, the support plate is provided with a positioning plate, the positioning plate is fixedly connected to the rotary support piece through a fastening screw, positioning holes are formed in the positioning plate and the support plate, and positioning pins are arranged in the positioning holes.
By adopting the technical scheme, when the support plate is installed, the connection between the support plate and the positioning plate, namely the connection between the pulling assembly and the rotary support piece, can be realized only by arranging the positioning holes of the support plate corresponding to the positioning holes in the support plate and then utilizing the positioning pins.
In summary, the beneficial technical effects of the utility model are as follows:
1. According to the utility model, the pulling component is additionally arranged, so that the dry fog gun body can not only move through the moving device 34, but also can be used for increasing application places and improving practicability only by unscrewing the fastening screw, detaching the moving device and then hooking the pulling hook to external mobile equipment when a plurality of special topography environments are inconvenient to move through the moving device.
2. According to the utility model, a group of air sources formed by the air pipes and the air supply assembly are additionally arranged for water-vapor mixing, and the air sources are matched with the air cylinder of the fog gun machine for use, so that the fog granularity reaches 10 microns, and compared with 120 microns/80 microns of a common fog gun and 30 microns of a superfine fog gun, the dry fog gun body is improved by one grade, so that a better dust reducing effect is achieved, meanwhile, materials cannot be wetted, the practicability is enhanced, and the application range is enlarged.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a pulling assembly according to an embodiment of the present utility model;
fig. 4 is a schematic view of a part of the structure of an embodiment of the present utility model.
In the figure: 1. a dry fog gun body; 2. an air pipe; 3. an atomizing ring; 4. a water pipe; 5. a rotary support; 6. a control valve; 8. a delivery connection pipe; 9. a two-position three-way electromagnetic control valve; 10. a water supply assembly; 11. a filtration and purification assembly; 12. a distribution box; 13. a gas supply assembly; 14. a base; 15. a camera; 16. a hitch assembly; 161. a guide rail; 162. a guide sleeve; 163. a slide block; 164. a mounting frame; 166. a hook; 17. a dust detection sensor; 18. a booster pump; 20. a positioning pin; 21. a positioning plate; 22. a support plate; 24. a fastening bolt; 25. a threaded hole; 26. a screw; 30. a blower; 31. air duct of fog gun machine; 32. a delivery tube; 33. a water vapor distribution box; 34. and a mobile device.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the dry fog gun comprises a dry fog gun body 1, wherein the dry fog gun body 1 is formed by combining a fog gun machine air cylinder 31, a rotary support piece 5 and a base 14, a water supply assembly 10, a water vapor distribution box 33, a distribution box 12 and an air supply assembly 13 are arranged in the base 14, the bottom end face of the fog gun machine air cylinder 31 and the top end face of the base 14 are connected through the rotary support piece 5, a pulling assembly 16 is arranged on the rotary support piece 5, the pulling assembly 16 is detachably connected with the rotary support piece 5, the rotary support piece 5 is formed by combining a pitching device and a bracket steering device, the fog gun machine air cylinder 31 can rotate by 360 degrees in a horizontal angle, the vertical pitching angle reaches-10 to +45 degrees, the connection among the fog gun machine air cylinder 31, the rotary support piece 5 and the base 14 is the prior art, a camera 15 and a dust detection sensor 17 are fixedly connected to the rotary support piece 5, the distribution box 12 comprises a protection circuit, a relay, a controller and a relevant element and a dust detector 15 and a dust detector sensor 17, and the dust detector 15 and the dust detector sensor can be matched with the dust detector 15 when the dust detector is in the whole device and the dust detector is in a state of the air, and the dust detector is detected by the dust detector;
The air inlet of the atomizing ring 3 is connected with the air pipe 2, the air blower 30 adopts a fan with 5.5KW power, the water inlet of the atomizing ring 3 is connected with the water pipe 4, the other end of the air pipe 2 is communicated with the air inlet of the air supply assembly 13 through the water vapor distribution box 33, and the other end of the water pipe 4 is communicated with the water supply assembly 10 through the water vapor distribution box 33.
In the embodiment, the air pipe 2, the air supply assembly 13 and the water vapor distribution box are additionally arranged, so that water vapor is mixed and matched with the air cylinder 31 of the fog gun machine for use, and the fog granularity of the fog gun machine reaches 10 microns, thereby achieving better dust reducing effect, preventing materials from being wetted, enhancing the practicability and increasing the application range.
Referring to fig. 1-4, further, the distribution box 12 is electrically connected with a gas supply assembly 13 and a water supply assembly 10, the water supply assembly 10 includes a control valve, a pump station and a filtering and purifying assembly 11, the gas supply assembly 13 includes an air compressor and a gas storage tank, the gas supply assembly is connected with another set of gas inlets of the water vapor distribution box 33 through a gas path, the water supply assembly is connected with a water inlet of the water vapor distribution box 33 through a water path, the water vapor distribution box 33 adopts a water vapor distribution box of LAD-4 model, and water and gas in the water supply assembly and the gas supply assembly are respectively conveyed to the water vapor distribution box through the gas path and the water path;
The water outlet and the air outlet of the water vapor distribution box 33 are respectively communicated with the inlet of a two-position three-way electromagnetic control valve 9, the two-position three-way electromagnetic control valve 9 adopts a two-in one-out electromagnetic control valve, the output port of the two-position three-way electromagnetic control valve 9 is communicated with a conveying connecting pipeline 8, a control valve 6 is arranged on the conveying connecting pipeline 8, the other end of the conveying connecting pipeline 8 is communicated with a booster pump 18, the output port of the booster pump 18 is communicated with the water inlet of an atomization ring 3 through a water pipe 4, and the atomization ring 3 is uniformly distributed with double-fluid spray heads along the circumferential position of the atomizing ring.
In this embodiment, the water source and the air source respectively enter the dual-fluid nozzle of the atomizing ring through the air path and the water path to be mixed, and are sprayed out through the dual-fluid nozzle to suppress dust.
Referring to fig. 1-4, further, the top end surface of the base 14 is fixedly connected with a moving device 34 through fastening screws, the moving device 34 adopts a brake universal wheel, the pull assembly 16 is provided with two sets of oppositely arranged guide rails 161, the guiding parts of the guide rails 161 are slidably connected with sliding blocks 163, the sliding blocks 163 are arranged in two sets, guide sleeves 162 are arranged between the two sets of sliding blocks 163, threaded holes 25 are formed in the guide rails 161 and the sliding blocks 163, fastening bolts 24 are connected in the threaded holes 25 in a threaded manner, when the two sets of sliding blocks need to be moved in position, only the fastening bolts 24 are required to be unscrewed, and then the sliding blocks are driven to move on the guide rails by moving the positions of the guide sleeves 162, so that the positions of the sliding blocks are convenient to move; a mounting frame 164 is arranged between the two groups of sliding blocks 163, a screw rod 26 is connected to the mounting frame 164 in a threaded manner, a hook 166 is arranged on the top end surface of the screw rod 26, and the hook 166 adopts a common pulling hook in the market and is connected with external mobile equipment through the pulling hook, so that the application place is increased, and the practicability is improved;
The middle of the tops of the two groups of guide rails 161 is fixedly provided with a support plate 22, the support plate 22 is provided with a positioning plate 21, the positioning plate 21 is fixedly connected to the rotary support 5 through a fastening screw, the positioning plate 21 and the support plate 22 are provided with positioning holes, and the positioning holes are internally provided with positioning pins 20.
In this embodiment, when the utility model is installed, the connection between the support plate and the positioning plate, that is, the connection between the pulling assembly and the rotary support 5 can be realized only by arranging the positioning holes of the support plate corresponding to the positioning holes on the support plate and then using the positioning pins.
Working principle:
When the dust removing device is used for removing dust, only the pipeline of the water supply assembly is connected with an external water source through the water pump, and then all groups of waterways and air circuits are communicated according to actual needs, so that the assembly and the fixation between the dry fog gun body and the water supply assembly and the air supply assembly are completed, the dust state in the space is detected by utilizing the camera 15 and the dust detection sensor 17 on the dry fog gun body 1, and the whole device can be started when the dust concentration exceeds the standard
At this time, the dust detection sensor 17 transmits the detected signal to the control system of the dry fog gun body, analysis and judgment are performed by the control system, and after the position of the dust is determined according to the position where the camera detects the important dust,
At this moment, starting the driving device of the rotary support, at this moment, the pitching device and the bracket steering device of the rotary support 5 drive the air drum 31 of the fog gun machine to rotate in a horizontal angle, after the air drum 31 of the fog gun machine reaches the dust position, closing the driving device of the rotary support, then starting the air supply assembly, at this moment, the air source supplies compressed air to the inside of the air pipe 2 through the air supply assembly, supplies air pressure to the atomizing ring 3 through the air pipe 2, simultaneously starting the two-position three-way electromagnetic control valve 9, at this moment, supplies air to the conveying connecting pipeline 8 through the two-position three-way electromagnetic control valve 9, when the pressure of a plurality of groups of pipelines is kept constant, starting the fan 30 to supply power, simultaneously controlling the two-position three-way electromagnetic control valve to close the air port, switching on the water inlet, supplying water through the water supply assembly, spraying dry fog through the characteristics of the two-fluid nozzle of the atomizing ring after two-fluid nozzle are converged, spraying the heavy dust is carried out, when the dry fog gun body is finished, at this moment, stopping the water supply assembly, controlling the two-position three-way electromagnetic control valve to close the air inlet, switching on the air inlet, and blowing the residual water inside the pipeline out of the pipeline out the two-fluid nozzle out of the two-fluid nozzle outside the atomizing nozzle, and stopping the operation of the fan; and all that is not described in detail in this specification is within the skill of the art.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a dry fog gun, includes dry fog gun body, dry fog gun body is formed by fog gun machine dryer, rotary support piece and base combination, its characterized in that: the novel fog gun machine is characterized in that a water supply assembly, a water vapor distribution box, a distribution box and a gas supply assembly are arranged inside the base, the end face of the bottom of the air cylinder of the fog gun machine and the end face of the top of the base are connected through a rotary support piece, a pulling assembly is arranged on the rotary support piece, the pulling assembly is detachably connected with the rotary support piece, the rotary support piece is formed by combining a pitching device and a bracket steering device, a camera and a dust detection sensor are fixedly connected to the rotary support piece, one end of the air cylinder of the fog gun machine is connected with a fan, the other end of the air cylinder is connected with an atomization ring, a gas inlet of the atomization ring is connected with a gas pipe, a water inlet of the atomization ring is connected with a water pipe, the other end of the gas pipe is communicated with a gas inlet of the gas supply assembly through the water vapor distribution box, and the other end of the water pipe is communicated with the water supply assembly.
2. A dry fog gun as claimed in claim 1, wherein: the distribution box is electrically connected with the air supply assembly and the water supply assembly respectively, the water supply assembly comprises a control valve, a pump station and a filtering and purifying assembly, the air supply assembly comprises an air compressor and an air storage tank, the air supply assembly is connected with the other group of air inlets of the water vapor distribution box through an air circuit, and the water supply assembly is connected with the water inlets of the water vapor distribution box through a waterway.
3. A dry fog gun as claimed in claim 2, wherein: the water outlet and the air outlet of the water vapor distribution box are respectively communicated with the inlet of the two-position three-way electromagnetic control valve, the output port of the two-position three-way electromagnetic control valve is communicated with the conveying connecting pipeline, the conveying connecting pipeline is provided with the control valve, the other end of the conveying connecting pipeline is communicated with the booster pump, the output port of the booster pump is communicated with the water inlet of the atomizing ring through the water pipe, and the atomizing ring is uniformly distributed with the double-fluid spray heads along the circumferential position of the atomizing ring.
4. A dry fog gun as claimed in claim 1, wherein: the base top terminal surface is through fastening screw fixedly connected with mobile device, the pulling subassembly is provided with two sets of guide rails that set up relatively, guide rail direction portion sliding connection has the slider, the slider adopts two sets of settings, is provided with the guide sleeve between two sets of sliders, threaded hole has all been seted up on guide rail and the slider, threaded hole threaded connection has fastening bolt.
5. The dry fog gun of claim 4, wherein: a mounting frame is arranged between the two groups of sliding blocks, a screw is connected to the mounting frame in a threaded mode, and a hook is arranged on the top end face of the screw.
6. The dry fog gun of claim 4, wherein: the middle of the tops of the two groups of guide rails is fixedly provided with a support plate, the support plate is provided with a positioning plate, the positioning plate is fixedly connected to the rotary support piece through a fastening screw, positioning holes are formed in the positioning plate and the support plate, and positioning pins are arranged in the positioning holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322009261.7U CN220802486U (en) | 2023-07-27 | 2023-07-27 | Dry fog gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322009261.7U CN220802486U (en) | 2023-07-27 | 2023-07-27 | Dry fog gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220802486U true CN220802486U (en) | 2024-04-19 |
Family
ID=90706638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322009261.7U Active CN220802486U (en) | 2023-07-27 | 2023-07-27 | Dry fog gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220802486U (en) |
-
2023
- 2023-07-27 CN CN202322009261.7U patent/CN220802486U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203609989U (en) | Mobile intelligent vehicle-mounted spraying dust suppression device | |
| CN102505715B (en) | Slag skimming machine with automatic water mist dust suppression device | |
| CN203768853U (en) | Mobile vehicular mist spray dust suppression device | |
| CN110917787A (en) | Movable dust collector that polymorphic type job site is suitable for | |
| CN109365156A (en) | A kind of type high-efficiency spray device rotated automatically | |
| CN220802486U (en) | Dry fog gun | |
| CN203695294U (en) | Automatic oil injection device | |
| CN108301863B (en) | Water flow jet dedusting and oxygen supply device for mining | |
| CN209475865U (en) | A kind of double barrel type fog gun machines | |
| CN107597486B (en) | Spray coating method | |
| CN203170552U (en) | Oil paint assembly line | |
| CN215916836U (en) | Environmental protection dust collector that construction used | |
| CN215462910U (en) | Novel two-fluid dry fog dust suppression device | |
| CN201819328U (en) | Dual-purpose high-pressure spray fan | |
| CN205308658U (en) | Coal dress car logo knows automatic sprinkler | |
| CN209952513U (en) | Dust device that civil construction used | |
| CN113198276A (en) | Novel two-fluid dry fog dust suppression device | |
| CN208320304U (en) | A kind of vehicle-mounted removable Environmental-protecting dust-removing spraying apparatus | |
| CN209429026U (en) | A kind of sprinkling truck | |
| CN107716157B (en) | Novel spray coating method | |
| CN208678676U (en) | A kind of powder bulk cargo stockyard tracks atomizing dust-removing system | |
| CN107716151B (en) | Novel spray coating method | |
| CN107626483B (en) | Novel spraying device | |
| CN206168656U (en) | Novel coiled material production environmental protection spray booth | |
| CN206844034U (en) | A kind of civil engineering depositing dust spray system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |