CN109351526A - A kind of metallic conduit corrosion protected treatment device - Google Patents
A kind of metallic conduit corrosion protected treatment device Download PDFInfo
- Publication number
- CN109351526A CN109351526A CN201811595848.8A CN201811595848A CN109351526A CN 109351526 A CN109351526 A CN 109351526A CN 201811595848 A CN201811595848 A CN 201811595848A CN 109351526 A CN109351526 A CN 109351526A
- Authority
- CN
- China
- Prior art keywords
- support
- support column
- lead screw
- pedestal
- main body
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
- B05B13/0228—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the movement of the objects being rotative
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
- B05B13/0405—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads
- B05B13/041—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads with spray heads reciprocating along a straight line
Landscapes
- Spray Control Apparatus (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a kind of metallic conduit corrosion protected treatment devices.It is that rotational support has the first lead screw between support base and the first support column, and first motor drives the rotation of the first lead screw；The support traveller being located on pedestal in first sliding groove is connect with the first threads of lead screw；Rotational support has rotation axis on support traveller and the first support column, and the opposite one end of two rotation axis is equipped with pipeline butt junction；The rotation of second motor driven, one rotation axis；Second sliding slot is offered on crossbeam；There are the second lead screw, the rotation of the second lead screw of third motor driven in the first support column and the second support column rotational support；The mobile threaded block being located in second sliding slot is connect with the second threads of lead screw；Spray gun for paint is equipped in mobile threaded block bottom；The spray-painting plant being connected to spray gun for paint is provided on pedestal.The present invention is easy to use, is suitable for progress preservative treatment outside metallic conduit.
Description
Technical field
The present invention relates to the device generally to surface coating liquid body or other fluids, at especially a kind of metallic conduit anti-corrosion
Manage device.
Background technique
In order to avoid pipeline is by the corrosion of soil, air and water, need to carry out metallic conduit the preservative treatment of outer wall.
It manually paints currently, generally passing through to the preservative treatment of metallic conduit, such mode inefficiency is not suitable for large quantities of
It measures metallic conduit and carries out preservative treatment.For this purpose, numerous technical staff open the mechanical device of metallic conduit preservative treatment
Hair.
For example, disclosing this in CN202909898U Chinese utility model patent specification disclosed on May 1st, 2013
Sample " a kind of small-caliber metal tubes road anti-corrosive apparatus " comprising sprayed to the inner-wall spraying erosion resistant coating in small-caliber metal tubes road
Paint spray-painting plant, the pipeline mobile controller of corrosion prevention operation, in which: the pipeline mobile controller includes for being fixedly mounted
The walker in the small-caliber metal tubes road, the walking are placed on the track that support frame is equipped with, which is equipped with driving
Device, the driving device drive the walker to do forward and reverse linear motion on that track, so as to carry out in the spray-painting plant
Relative motion is carried out between small-caliber metal tubes road and spray-painting plant when spray painting corrosion prevention operation on the walker, makes the spray
It paints device realization and paint spraying is carried out to the inner wall in the small-caliber metal tubes road.Although the device can be to various small-caliber metal tubes
Road carries out corrosion prevention operation in fast and efficiently, and for implementing sandblasting pretreatment operation, spray-painting plant is used for sand blasting unit therein
Implement spray painting corrosion prevention operation.The erosion resistant coating reliable in quality of device injection, interior favorable anti-corrosion effect can effectively prevent pipeline pipeline to wear
Hole is caused to run, be emitted, the generation of leakage accident, but this small-caliber metal tubes road anti-corrosive apparatus is primarily adapted for use in metallic conduit
Inside carries out spray painting anti-corrosion, anticorrosive work cannot be carried out to pipeline external, since metal catheter outer wall is easy by different soda acids
The corrosion of the media such as soil, water and the gas of degree, so it is indispensable that outside is anticorrosive.
Summary of the invention
The purpose of the present invention is to provide corrosion-resistant metallic conduit corrosion protected treatment devices outside a kind of suitable conduit.
The technical solution adopted by the present invention to solve the technical problems is: a kind of metallic conduit corrosion protected treatment device, packet
Include pedestal, it is characterised in that: the first support column and the second support column are respectively arranged in the top two sides of the pedestal, in institute
It is provided with support base on the pedestal between the first support column and the second support column stated, in the support base and the second support column
Between be provided with first motor, rotational support has the first lead screw between the support base and the first support column, described
The output shaft of one motor is connected with one end of the first lead screw；The top of pedestal between the support base and the first support column
Portion opens up a first sliding groove, support traveller is slidably connected in the first sliding groove and the support traveller and first
Thick stick is threadedly coupled；It is rotated coaxially respectively on the support traveller and the first support column and is supported by rotation axis, in two rotation axis
Pipeline butt junction is respectively arranged on opposite one end；The second motor is provided on the side of first support column, the
Nonrotationally be connected with drive bevel gear on the output shaft of two motors, be nonrotationally connected on the wherein other end of a rotation axis with
The driven wheel of differential that drive bevel gear is meshed；Cross is provided between the top of first support column and the second support column
Beam offers second sliding slot on the crossbeam；The first support column and the second support column above the crossbeam rotate
It is supported by the second lead screw, the side of second support column is provided with third motor, the output shaft of the third motor
It is connected with the second lead screw；Mobile threaded block is slidably connected in the second sliding slot of the crossbeam and the mobile screw thread
Block is connect with the second threads of lead screw；The bottom of the mobile threaded block is provided with electric pushrod, the electric pushrod
Spray gun for paint is provided on telescopic rod；The spray painting being connected to spray gun for paint is provided on the top side that pedestal closes on the second support column
Device.
Preferably, the spray-painting plant includes air compressor, air accumulator and canister, the air compressor and
It is communicated with the first tracheae between air accumulator, control valve is provided on first tracheae, in the canister and spray
It is communicated with spray painting pipe between paint rifle, the second tracheae is communicated between the air accumulator and canister, in the air accumulator
It is communicated with third tracheae between spray painting pipe, spray painting tank valve is provided on second tracheae, in the third gas
Atomization opening/shutting valve is provided on pipe.
Preferably, the pipeline butt junction includes butt junction main body, is provided in the side of the butt junction main body
Connector sleeve is uniformly provided with several threaded holes on the connector sleeve.
Preferably, the mobile threaded block includes mobile screw thread block main body, the two of the mobile screw thread block main body
Side is respectively arranged with the sliding block being slidably connected with second sliding slot, offers silk in the upper interior of the mobile screw thread block main body
Bar threaded hole offers electric pushrod installation cavity in the bottom of the mobile screw thread block main body.
Preferably, the support traveller includes support traveller main body, is respectively set on the two sides of support traveller main body
There is the sliding block being slidably connected with first sliding groove, arrangement is gone to upper and lower in the support traveller main body and offers bearing respectively
Hole and mobile threaded hole.
The present invention is by supporting traveller to slide in first sliding groove, it can be achieved that device carries out the metallic conduit of different length
Preservative treatment；It can be realized by pipeline butt junction and abutting fixation is carried out to the metal tube of different tube diameters；The rotation of second motor driven
Axis and pipeline butt junction at the uniform velocity rotate the metallic conduit being fixed in pipeline butt junction, are conducive to uniformly spray metallic conduit
Paint；It can adjust spray gun for paint at a distance from metal tube by electric pushrod, be conducive to reinforce spray painting effect.Compared with prior art,
The present invention has rational design, easy to use, carries out preservative treatment suitable for the outer wall to metallic conduit.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of embodiment of the invention；
Fig. 2 is the structural schematic diagram of pipeline butt junction of the invention；
Fig. 3 is the structural schematic diagram of mobile threaded block of the invention；
Fig. 4 is the structural schematic diagram of support traveller of the invention.
Marked in the figure: 1. pedestals, 2. first support columns, 3. second support columns, 4. support bases, 5. first motors, 6. first
Lead screw, 7. first sliding grooves, 8. support travellers, 81. support traveller main bodys, 82. sliding blocks, 83. bearing holes, 84. mobile threaded holes,
91. the first rotation axis, 92. second rotation axis, 10. pipeline butt junctions, 101. butt junction main bodys, 102. connector sleeves, 103. screw threads
Hole, 11. driven wheel of differential, 12. second motors, 13. drive bevel gears, 14. crossbeams, 15. second lead screws, 16. mobile threaded blocks,
161. mobile screw thread block main bodies, 162. sliding blocks, 163. wire rod thread holes, 164. electric pushrod installation cavitys, 17. electric pushrods, 18.
Spray gun for paint, 19. spray-painting plants, 191. air compressors, 192. air accumulators, 193. canisters, 194. control valves, 195. spray paintings
Pipe, 196. second tracheaes, 197. third tracheaes, 198. spray painting tank valves, 199. atomization opening/shutting valves, 20. third motors, 21.
Second sliding slot.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of metallic conduit corrosion protected treatment device, including pedestal 1.
In Fig. 1, the top two sides of pedestal 1 are respectively arranged with the first support column 2 and the second support column 3.
In Fig. 1, support base 4, support base 4 are provided on the pedestal 1 between the first support column 2 and the second support column 3
First motor 5 is provided between the second support column 3.
As shown in Figure 1, the first lead screw 6 is rotatably connected to by bearing between support base 4 and the first support column 2, first
The output shaft of motor 5 is connected by shaft coupling with the first lead screw 6.First motor 5 drives the rotation of the first lead screw 6.
In Fig. 1, the top of the pedestal 1 between support base 4 and the first support column 2 offers first sliding groove 7, first
Sliding slot 7 slidably connects support traveller 8, and traveller 8 is supported to be threadedly coupled with the first lead screw 6.First lead screw 6 can drive when rotating
Dynamic support traveller 8 moves in first sliding groove 7.
In Fig. 1, there is the first rotation axis 91 by bearing rotational support on support traveller 8, pass through in the first support column 2
Bearing rotational support has the second rotation axis 92, maintains good concentricity between the first rotation axis 91 and the second rotation axis 92.
It is abutted as shown in Figure 1, being respectively arranged with pipeline on the first rotation axis 91 one end opposite with the second rotation axis 92
First 10.Pipeline butt junction 10 is for abutting metallic conduit, and pipeline butt junction 10 is truncated conical shape, and lateral wall can be with difference
The metallic conduit of caliber abuts.
In Fig. 1, the second motor 12 is provided on the side of the first support column 2, on the output shaft of the second motor 12
Key connection has drive bevel gear 13, and key connection has driven wheel of differential 11, drive bevel gear 13 on the other end of the first rotation axis
It is meshed with driven wheel of differential 11.
In Fig. 1, it is provided with crossbeam 14 between the first support column 2 and the top of the second support column 3, is opened on crossbeam 14
Equipped with second sliding slot 21.
As shown in Figure 1, the first support column 2 and the second support column 3 above crossbeam 14 have by bearing rotational support
Two lead screws 15 are provided with third motor 20 in the side of the second support column 3, and the output shaft of third motor 20 passes through shaft coupling and the
Two lead screws 15 are connected.Third motor 20 drives the rotation of the second lead screw 15.
As shown in Figure 1, slidably connecting mobile threaded block 16 in the second sliding slot 21 of crossbeam 14, and mobile threaded block
16 are threadedly coupled with the second lead screw 15.Mobile threaded block 16 is driven to move when second lead screw 15 rotates in second sliding slot 21.
In Fig. 1, the bottom of mobile threaded block 16 is provided with electric pushrod 17, is arranged on the telescopic rod of electric pushrod 17
There is spray gun for paint 18.
In Fig. 1, the spray painting dress being connected to spray gun for paint 18 is provided on the top side that pedestal closes on the second support column 3
Set 19.
First motor 5, the second motor 12, electric pushrod 17 and third motor 20 by control switch routinely with it is external
Power supply is electrically connected.
It should be noted that as shown in Figure 1, in the present embodiment, spray-painting plant 19 includes air compressor 191, gas storage
Tank 192 and canister 193, are communicated with the first tracheae 193 between air compressor 191 and air accumulator 192, on the first tracheae 193
It is provided with control valve 194, spray painting pipe 195, air accumulator 192 and canister 193 are communicated between canister 193 and spray gun for paint 18
Between be communicated with the second tracheae 196, third tracheae 197 is communicated between air accumulator 192 and spray painting pipe 195, in the second tracheae 196
On be provided with spray painting tank valve 198, be provided on third tracheae atomization opening/shutting valve 199.Air compressor 191 passes through control
Switch is routinely electrically connected with external power supply.
It should be noted that in the present embodiment, pipeline butt junction 10 includes butt junction main body with reference to shown in Fig. 1, Fig. 2
101, the side of butt junction main body 101 is provided with the connector sleeve 102 being socketed with rotation axis 9, is uniformly provided with six on connector sleeve 102
A threaded hole 103 by the threaded connection of bolt and threaded hole 103, and abuts bolt with rotation axis 9, and pipeline is supported in realization
Fixation between connector 10 and rotation axis 9.
It should be noted that in the present embodiment, mobile threaded block 16 includes mobile threaded block with reference to shown in Fig. 1, Fig. 3
Main body 161 is respectively arranged with the sliding block 162 that second sliding slot 21 is slidably connected, mobile spiral shell in the two sides of mobile screw thread block main body 161
The upper interior of line block main body 161 offers wire rod thread hole 163, which is threadedly coupled with the second lead screw 15,
The bottom of mobile screw thread block main body 161 offers electric pushrod installation cavity 164, for installing electric pushrod 17.
It should be noted that support traveller 8 includes support traveller main body 81, in support traveller master with reference to shown in Fig. 1, Fig. 4
It is respectively arranged with the sliding block 82 being slidably connected with first sliding groove 7 on the two sides of body 81, supports and goes to upper and lower cloth in traveller main body 81
It sets and offers bearing hole 83 and mobile threaded hole 84 respectively, the first lead screw 6 is threadedly coupled with mobile threaded hole 84, in favor of support
Traveller 8 moves back and forth on the first lead screw 6.
One concrete application of the present embodiment are as follows: in use, being horizontally placed at the first rotation axis for the metallic conduit to become rusty is removed
91, between the pipeline butt junction 10 in the second rotation axis 92, and one end of metallic conduit is supported with 91 pipeline of the first rotation axis
Connector 10 abuts against, and then controls first motor 5 and starts, and first motor 5 drives the rotation of the first lead screw 6, thus driving and its spiral shell
The support traveller 8 of line connection is moved along first sliding groove 7 to 2 direction of the first support column, so that the pipeline in the second rotation axis 92 supports
Connector 10 abuts fixation with the metallic conduit other end；After metallic conduit fixes, by the telescopic end for controlling electric pushrod 17
Decline adjusts the suitable spray painting height of spray gun for paint 18 and pipeline；The starting of the second motor 12 is controlled again, and the second motor 12 passes through actively
Bevel gear 13, driven wheel of differential 11 drive the first rotation axis 991 and pipeline butt junction 10 connected to it rotation, so as to drive
The metallic conduit uniform rotation of clamping can carry out spray painting work to pipeline.Air compressor 191 is opened, control valve is opened
Door 194 is inflated to air accumulator 192, full of after compressed gas to authorized pressure, opening spray painting tank valve 198, air accumulator export to
The compressed air of canister 193 makes the paint in canister 193 pressurize, and in favor of paint flows ejection, paint is managed via spray painting
195 enter spray gun for paint, then open atomization opening/shutting valve 199, and the compressed air control spray gun for paint 18 that air accumulator 192 exports is opened
It opens, spray gun for paint 18 sprays paint atomizing, and uniform fold is on pipe circumference surface；Then positive and negative by control third motor 20
Rotation, then third motor 20 drives the positive and negative rotation of the second lead screw 15, so that mobile threaded block 16 be driven to slide along the second of crossbeam 14
Slot 21 is moved back and forth in the first support column 2 and the second support column 3, can be to carrying out circulation spray painting outside metallic conduit.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (5)
1. a kind of metallic conduit corrosion protected treatment device comprising pedestal, it is characterised in that: in the top two sides of the pedestal point
It is not provided with the first support column and the second support column, is arranged on the pedestal between first support column and the second support column
There is support base, first motor is provided between the support base and the second support column, in the support base and first
Rotational support has the first lead screw between dagger, and the output shaft of the first motor is connected with one end of the first lead screw；Institute
A first sliding groove is opened up at the top of the pedestal between support base and the first support column stated, the company of sliding in the first sliding groove
It is connected to support traveller and the support traveller is connect with the first threads of lead screw；On the support traveller and the first support column
It rotates coaxially respectively and is supported by rotation axis, be respectively arranged with pipeline butt junction on the opposite one end of two rotation axis；Described
It is provided with the second motor on the side of first support column, is nonrotationally connected with drive bevel gear on the output shaft of the second motor,
Wherein the driven wheel of differential being meshed with drive bevel gear is nonrotationally connected on the other end of a rotation axis；Described first
It is provided with crossbeam between support column and the top of the second support column, offers second sliding slot on the crossbeam；Described
The first support column and the second support column rotational support above crossbeam have the second lead screw, set in the side of second support column
It is equipped with third motor, the output shaft of the third motor is connected with the second lead screw；In the second sliding slot of the crossbeam
It slidably connects mobile threaded block and the mobile threaded block is connect with the second threads of lead screw；In the mobile threaded block
Bottom is provided with electric pushrod, is provided with spray gun for paint on the telescopic rod of the electric pushrod；The second support column is closed in pedestal
Top side on be provided with the spray-painting plant being connected to spray gun for paint.
2. a kind of metallic conduit corrosion protected treatment device according to claim 1 comprising pedestal, it is characterised in that: described
Spray-painting plant include air compressor, air accumulator and canister, is communicated between the air compressor and air accumulator
One tracheae is provided with control valve on first tracheae, is communicated with spray painting between the canister and spray gun for paint
Pipe, is communicated with the second tracheae between the air accumulator and canister, is communicated between the air accumulator and spray painting pipe
Third tracheae is provided with spray painting tank valve on second tracheae, and atomization opening and closing is provided on the third tracheae
Valve.
3. a kind of metallic conduit corrosion protected treatment device according to claim 1 comprising pedestal, it is characterised in that: described
Pipeline butt junction include butt junction main body, the side of the butt junction main body is provided with connector sleeve, in the connection
It puts on and is uniformly provided with several threaded holes.
4. a kind of metallic conduit corrosion protected treatment device according to claim 1 comprising pedestal, it is characterised in that: described
Mobile threaded block include mobile screw thread block main body, be respectively arranged in the two sides of the mobile screw thread block main body and second is sliding
The sliding block that slot is slidably connected offers wire rod thread hole in the upper interior of the mobile screw thread block main body, in the shifting
The bottom of dynamic screw thread block main body offers electric pushrod installation cavity.
5. a kind of metallic conduit corrosion protected treatment device according to claim 1 comprising pedestal, it is characterised in that: described
Support traveller include support traveller main body, be respectively arranged with and be slidably connected with first sliding groove on the two sides of support traveller main body
Sliding block, arrangement is gone to upper and lower in the support traveller main body and offers bearing hole and mobile threaded hole respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811595848.8A CN109351526A (en) | 2018-12-26 | 2018-12-26 | A kind of metallic conduit corrosion protected treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811595848.8A CN109351526A (en) | 2018-12-26 | 2018-12-26 | A kind of metallic conduit corrosion protected treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109351526A true CN109351526A (en) | 2019-02-19 |
Family
ID=65329476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811595848.8A Pending CN109351526A (en) | 2018-12-26 | 2018-12-26 | A kind of metallic conduit corrosion protected treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109351526A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142164A (en) * | 2019-05-27 | 2019-08-20 | 广东技术师范大学 | A kind of industrial spraying robot |
| CN111408501A (en) * | 2020-04-03 | 2020-07-14 | 张红卫 | Bridge steel structure application auxiliary device |
| CN112718369A (en) * | 2020-12-25 | 2021-04-30 | 安徽台信科技有限公司 | Uniform oiling equipment for machining direct-drive electric spindle |
| CN112756150A (en) * | 2020-12-31 | 2021-05-07 | 太仓市欧士达金属制品有限公司 | Antirust paint spraying device for hardware part products |
| CN115318519A (en) * | 2022-08-31 | 2022-11-11 | 无锡市晟然智能装备有限公司 | Electrostatic spraying device |
-
2018
- 2018-12-26 CN CN201811595848.8A patent/CN109351526A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142164A (en) * | 2019-05-27 | 2019-08-20 | 广东技术师范大学 | A kind of industrial spraying robot |
| CN111408501A (en) * | 2020-04-03 | 2020-07-14 | 张红卫 | Bridge steel structure application auxiliary device |
| CN112718369A (en) * | 2020-12-25 | 2021-04-30 | 安徽台信科技有限公司 | Uniform oiling equipment for machining direct-drive electric spindle |
| CN112756150A (en) * | 2020-12-31 | 2021-05-07 | 太仓市欧士达金属制品有限公司 | Antirust paint spraying device for hardware part products |
| CN115318519A (en) * | 2022-08-31 | 2022-11-11 | 无锡市晟然智能装备有限公司 | Electrostatic spraying device |
| CN115318519B (en) * | 2022-08-31 | 2024-05-28 | 无锡市晟然智能装备有限公司 | Electrostatic spraying device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190219 |
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| WD01 | Invention patent application deemed withdrawn after publication |