CN208261099U - A kind of height-adjustable pipe inner-wall spraying equipment - Google Patents
A kind of height-adjustable pipe inner-wall spraying equipment Download PDFInfo
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- CN208261099U CN208261099U CN201820363651.0U CN201820363651U CN208261099U CN 208261099 U CN208261099 U CN 208261099U CN 201820363651 U CN201820363651 U CN 201820363651U CN 208261099 U CN208261099 U CN 208261099U
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Abstract
The utility model discloses a kind of height-adjustable pipe inner-wall spraying equipment, including pedestal, the upper end of the pedestal offers mounting groove, the slot bottom of the mounting groove is fixedly connected with driving motor, the top of the driving motor is equipped with fixed plate, the both ends of the fixed plate are fixedly connected on the cell wall of mounting groove, the output end of the driving motor is through fixed plate and upwardly extends, and the output end of driving motor is connected with first bevel gear by shaft coupling, the sleeve of both ends open is symmetrically rotatably connected in the fixed plate by two first bearings, the upper end of the sleeve is fixedly connected with first bevel gear to the second bevel gear engaged, fixing sleeve is connected to nut in the second bevel gear, the internal whorl of the nut connects and threaded rod.The utility model structure is simple, easy to operate, solves the problems, such as the inner-wall spraying of small-bore pipeline, improves the effect and efficiency of spraying.
Description
Technical field
The utility model relates to pipe inner-wall spraying equipment technical field more particularly to a kind of height-adjustable inner wall of the pipes
Spraying equipment.
Background technique
Metal tube is the tool for transmitting liquid or gas, is widely used in the every field of national economy, but its pipeline
Inside and outside wall be inevitably in contact with various media, so the inner wall of pipeline be easy to can by various dielectric corrosions or
Adherency, influences the surface quality of inner wall of the pipe, so that the service life of material greatly shortens.And current inner wall of metal tube processing
In industry, the spraying of metal bore is all manual operation, without special spraying equipment, heavy caliber hand spray technology very at
Ripe, but the small-bore limitation because of its internal diameter of the pipeline volume, still not no mature spraying robot at present, hand spray effect is poor, because
This, for above problem, it is necessary to propose a kind of height-adjustable pipe inner-wall spraying equipment.
Utility model content
Purpose of the utility model is to solve the problems of prior art middle small-bore pipeline hand spray effect difference, and
A kind of height-adjustable pipe inner-wall spraying equipment proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of height-adjustable pipe inner-wall spraying equipment, including pedestal, the upper end of the pedestal offer mounting groove, institute
The slot bottom for stating mounting groove is fixedly connected with driving motor, and the top of the driving motor is equipped with fixed plate, and the two of the fixed plate
End is fixedly connected on the cell wall of mounting groove, and the output end of the driving motor through fixed plate and upwardly extends, and drives electricity
The output end of machine is connected with first bevel gear by shaft coupling, is symmetrically rotatablely connected in the fixed plate by two first bearings
There is the sleeve of both ends open, the upper end of the sleeve is fixedly connected with the second bevel gear being meshed with first bevel gear, described
Fixing sleeve is connected to nut in second bevel gear, and the internal whorl connection of the nut and threaded rod, the both ends of the threaded rod are passed through
Wear the both ends of nut and to both ends extend, the lower end of the threaded rod sequentially pass through the slot bottom of nut, sleeve and mounting groove and to
Extend outside pedestal, the upper end of two threaded rods is connected with spray equipment jointly, and the spray equipment includes fixed block, described
The upper end of fixed block is fixedly connected with casing, and the upper end of the casing is fixedly connected with annular nozzle, under the annular nozzle
End is connected with conveying pipeline, and the lower end of the conveying pipeline through fixed block and extends downwardly, opens on the side side wall of the mounting groove
Equipped with feeding pipe, the input terminal of the conveying pipeline passes through feeding pipe and extends to outside pedestal, the upper surface pair of the pedestal
The position of mounting groove is answered to be fixedly connected with cylindrical limited block, the upper end of the limited block offers limiting slot, the limit
Block is arranged with pipeline by fixed device, and the spray equipment is movably connected in pipeline by clamping device.
Preferably, containing tube is symmetrically arranged in the correspondence cell wall of the mounting groove, the top of the fixed plate is equipped with edge
The arc-shaped baffle tilted down, the arc-shaped baffle are fixedly connected on the cell wall of mounting groove, the upper end of the threaded rod
It is arranged through arc-shaped baffle, storage box is symmetrically arranged in the pedestal, the inlet of the containing tube is arranged in arc-shaped gear
The top of plate, the outlet end of the containing tube are connected to the top of storage box, and the lower end of the storage box is connected with drain pipe, institute
The other end for stating drain pipe is arranged through the lower end of pedestal.
Preferably, the clamping device includes two symmetrical locating pieces, and two locating pieces are symmetrically fixedly connected
On the lateral wall of casing, two one end of the locating piece far from casing are symmetrical, and hingedly there are two slide bar, two cunnings
One end that remotely located piece of bar is rotatably connected to pulley, and the pulley rolling is connected on the inner sidewall of pipeline, two cunnings
The first extension spring is fixedly connected between bar.
Preferably, the corresponding nut, threaded rod, the axis of sleeve are overlapped.
Preferably, the fixed device includes tapped through hole, and the tapped through hole is provided on the side wall of limiting slot side,
The internal whorl of the tapped through hole is connected with bolt, and the bolt is located at one end in limiting slot and rotates company by second bearing
It is connected to the fixed ring of arc, the second extension spring is fixedly connected between the fixed ring and limiting slot.
Compared with prior art, the utility model provides a kind of height-adjustable pipe inner-wall spraying equipment, have with
It is lower the utility model has the advantages that
1, the height-adjustable pipe inner-wall spraying equipment passes through setting pedestal, mounting groove, driving motor, the first cone tooth
Wheel, second bevel gear, nut, threaded rod, fixed plate, spray equipment, clamping device, limited block, limiting slot, bolt, screw thread are logical
Pipeline is first placed in limiting slot and is aligned when to spray to inner wall of the pipe by hole, the second extension spring and fixed ring
The notch of mounting groove, rotating bolt, bolt by may be implemented to move forward and backward in tapped through hole rotation, do with bolt by fixed ring
It moves synchronously, realizes and fastening and release function are carried out to pipeline, pass through the positive and negative rotation of control driving motor after fixed -piping, make to drive
Dynamic motor drives first bevel gear rotation, so that the second bevel gear rotation being meshed with first bevel gear is driven, the second cone tooth
Fixing sleeve is connected to nut in taking turns, and drives the rotation of nut original place by second bevel gear, so that threaded rod is gone up and down, screw thread
It drives spray equipment to move synchronously while bar rise and fall, inner wall of the pipe is uniformly sprayed, ensure that spraying
Effect falls spray equipment after the completion of spraying, then the driving motor that stops, and when taking out pipeline, passes through turning for control rotating bolt
It is dynamic, retreat bolt, fixed ring retreats under the action of the second extension spring, and pipeline can take out, and completes operation, simply just
It is prompt.
2, the height-adjustable pipe inner-wall spraying equipment works as spray by setting arc-shaped baffle, containing tube and storage box
Coating device is understood the downward liquid flow that the trickling phenomenon of some is generated, and trickled, is fallen during spraying inner wall of the pipe
On arc-shaped baffle, because arc-shaped baffle is arc, liquid trickles to two sides, storage box is flowed into along containing tube, by drain
Pipe outflow prevents liquid from flowing into mounting groove slot bottom damage driving motor.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model
Structure is simple, easy to operate, solves the problems, such as the inner-wall spraying of small-bore pipeline, improves the effect and efficiency of spraying.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of height-adjustable pipe inner-wall spraying equipment structural schematic diagram；
Fig. 2 is the enlarged drawing of part A in Fig. 1.
In figure: 1 pedestal, 2 mounting grooves, 3 driving motors, 4 fixed plates, 5 first bevel gears, 6 sleeves, 7 second bevel gears, 8
Nut, 9 threaded rods, 10 fixed blocks, 11 casings, 12 annular nozzles, 13 conveying pipelines, 14 feeding pipes, 15 limited blocks, 16 pipelines,
17 locating pieces, 18 slide bars, 19 pulleys, 20 first extension springs, 21 containing tubes, 22 arc-shaped baffles, 23 storage boxes, 24 drains
Pipe, 25 tapped through holes, 26 bolts, 27 fixed rings, 28 second extension springs.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-2, a kind of height-adjustable pipe inner-wall spraying equipment, including pedestal 1, the upper end of pedestal 1 offer
Mounting groove 2, the slot bottom of mounting groove 2 are fixedly connected with driving motor 3, and the top of driving motor 3 is equipped with fixed plate 4, fixed plate 4
Both ends be fixedly connected on the cell wall of mounting groove 2, the output end of driving motor 3 is through fixed plate 4 and upwardly extends, and drives
The output end of motor 3 is connected with first bevel gear 5 by shaft coupling, passes through two first bearings symmetrically company of rotation in fixed plate 4
It is connected to the sleeve 6 of both ends open, the upper end of sleeve 6 is fixedly connected with the second bevel gear 7 being meshed with first bevel gear 5, the
Fixing sleeve is connected to nut 8 in two bevel gears 7, and internal whorl connection and the threaded rod 9 of nut 8, nut is run through at the both ends of threaded rod 9
8 both ends simultaneously extend to both ends, and the lower end of threaded rod 9 sequentially passes through nut 8, the slot bottom of sleeve 6 and mounting groove 2 and to pedestal 1
Outer extension, the upper end of two threaded rods 9 are connected with spray equipment jointly, and spray equipment includes fixed block 10, fixed block 10 it is upper
End is fixedly connected with casing 11, and the upper end of casing 11 is fixedly connected with annular nozzle 12, and the lower end of annular nozzle 12 is connected with defeated
The lower end of expects pipe 13, conveying pipeline 13 through fixed block 10 and extends downwardly, and offers feeding pipe on the side side wall of mounting groove 2
14, the input terminal of conveying pipeline 13 passes through feeding pipe 14 and extends to outside pedestal 1, and the upper surface of pedestal 1 corresponds to mounting groove 2
Position is fixedly connected with cylindrical limited block 15, and the upper end of limited block 15 offers limiting slot, and limited block 15 passes through fixed dress
It sets and is arranged with pipeline 16, spray equipment is movably connected in pipeline 16 by clamping device, when spraying to 16 inner wall of pipeline
Pipeline 16 is first fixed in limited block 15 by Tu Shi by fixed device, passes through control driving motor 3 after putting pipeline 16 well
Positive and negative rotation makes driving motor 3 that first bevel gear 5 be driven to rotate, to drive the second bevel gear being meshed with first bevel gear 5
7 rotations, 7 fixing sleeve of second bevel gear are connected to nut 8, the rotation of 8 original place of nut are driven by second bevel gear 7, so that spiral shell
Rasp bar 9 is gone up and down, and is driven spray equipment to move synchronously while 9 rise and fall of threaded rod, is sprayed to 16 inner wall of pipeline
It applies, falls spray equipment after the completion of spraying, then the driving motor 3 that stops, 16 entirety of pipeline is taken out from limited block 15, is completed
Operation, it is simple and convenient.
Containing tube 21 is symmetrically arranged in the correspondence cell wall of mounting groove 2, the top of fixed plate 4 is equipped with the circle that edge tilts down
Curved baffle 22, arc-shaped baffle 22 are fixedly connected on the cell wall of mounting groove 2, and arc-shaped baffle is run through in the upper end of threaded rod 9
22 are arranged, and are symmetrically arranged with storage box 23 in pedestal 1, and the top of arc-shaped baffle 22 is arranged in the inlet of containing tube 21, storage
The outlet end of pipe 21 is connected to the top of storage box 23, and the lower end of storage box 23 is connected with drain pipe 24, drain pipe 24 it is another
End is arranged through the lower end of pedestal 1, when spray equipment is during spraying 16 inner wall of pipeline, understands the trickling phenomenon of some
The downward liquid flow for generating, and trickling, falls on arc-shaped baffle 22, and because arc-shaped baffle 22 is arc, liquid is to two sides
Trickling flows into storage box 23 along containing tube 21, is flowed out by drain pipe 24, prevents liquid from flowing into the damage driving of 2 slot bottom of mounting groove
Motor 3.
Clamping device includes two symmetrical locating pieces 17, and two locating pieces 17 are symmetrically fixedly connected on the outer of casing 11
On side wall, two one end of locating piece 17 far from casing 11 are symmetrical hinged there are two slide bar 18, and two slide bars 18 are remotely located
One end of block 17 is rotatably connected to pulley 19, and the rolling of pulley 19 is connected on the inner sidewall of pipeline 16, between two slide bars 18
It is fixedly connected with the first extension spring 20, while moving up and down, pulley 19 rolls spray equipment on 16 inner wall of pipeline,
Stabilization when spray equipment work is maintained, and is convenient for the up and down motion of spray equipment.
Nut 8, threaded rod 9, the axis of sleeve 6 are overlapped, ensure that sleeve 6, threaded rod 9 and nut 8 in rotation
It does not deviate by.
Fixed device includes tapped through hole 25, and tapped through hole 25 is provided on the side side wall of limiting slot, tapped through hole 25
Internal whorl be connected with bolt 26, one end that bolt 26 is located in limiting slot is rotatably connected to consolidating for arc by second bearing
Determine ring 27, the second extension spring 28 is fixedly connected between fixed ring 27 and limiting slot, pipeline 16 is put into limiting slot, rotates spiral shell
Bolt 26, by may be implemented to move forward and backward in the rotation of tapped through hole 25, fixed ring 27 moves synchronously bolt 26 with bolt 26,
It realizes and does not fall off easily after the function that pipeline 16 is fastened and unclamped, the fastening of pipeline 16 are good, when needing to take out pipeline 16, lead to
The rotation for crossing control rotating bolt 26 retreats bolt 26, and fixed ring 27 retreats under the action of the second extension spring 28, fixed
Pipeline 16 can take out after ring 27 unclamps.
In the utility model, when to be sprayed to the inner wall of pipeline 16, first pipeline 16 is placed in limiting slot simultaneously
It is directed at the notch of mounting groove 2, rotating bolt 26, bolt 26 may be implemented to move forward and backward by rotating in tapped through hole 25, Gu
Determine ring 27 and follow bolt 26 to move synchronously with bolt 26, realizes the function that pipeline 16 is fastened and unclamped, fixed -piping
By the positive and negative rotation of control driving motor 3 after 16, make driving motor 3 that first bevel gear 5 be driven to rotate, to drive and the first cone
The second bevel gear 7 that gear 5 is meshed rotates, and fixing sleeve is connected to nut 8 in second bevel gear 7, is driven by second bevel gear 7
The rotation of 8 original place of nut, so that threaded rod 9 is gone up and down, 9 rise and fall of threaded rod whiles, drives spray equipment to do synchronization
Movement ensure that the effect of spraying, utilize driving motor after the completion of spraying to uniformly spray to the inner wall of pipeline 16
3 fall spray equipment, then the driving motor 3 that stops, and when taking out pipeline 16, first pass through the rotation of control rotating bolt 26, make
Bolt 26 retreats, and fixed ring 27 retreats under the action of the second extension spring 28, and pipeline 16 is so as to taking out；And spray equipment
During spraying to 16 inner wall of pipeline, the liquid of spraying understands the liquid that the trickling phenomenon of some is generated, and trickled
Body flows downward, and falls on arc-shaped baffle 22 because arc-shaped baffle 22 be arc, liquid to arc-shaped baffle 22 two
Effluent drops down, and then flows into storage box 23 along containing tube 21, is flowed out by drain pipe 24, prevents liquid from flowing into 2 slot bottom of mounting groove damage
Bad driving motor 3.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of height-adjustable pipe inner-wall spraying equipment, including pedestal (1), which is characterized in that the upper end of the pedestal (1)
Offer mounting groove (2), the slot bottom of the mounting groove (2) is fixedly connected with driving motor (3), the driving motor (3) it is upper
Side is equipped with fixed plate (4), and the both ends of the fixed plate (4) are fixedly connected on the cell wall of mounting groove (2), the driving motor
(3) output end is through fixed plate (4) and upwardly extends, and the output end of driving motor (3) is connected with first by shaft coupling
Bevel gear (5) is symmetrically rotatably connected to the sleeve (6) of both ends open on the fixed plate (4) by two first bearings, described
The upper end of sleeve (6) is fixedly connected with the second bevel gear (7) being meshed with first bevel gear (5), the second bevel gear (7)
Interior fixing sleeve is connected to nut (8), internal whorl connection and threaded rod (9), the both ends of the threaded rod (9) of the nut (8)
Through nut (8) both ends and to both ends extend, the lower end of the threaded rod (9) sequentially pass through nut (8), sleeve (6) and peace
The slot bottom of tankage (2) simultaneously extends to pedestal (1) outside, and the upper end of two threaded rods (9) is connected with spray equipment jointly, described
Spray equipment includes fixed block (10), and the upper end of the fixed block (10) is fixedly connected with casing (11), the casing (11)
Upper end is fixedly connected with annular nozzle (12), and the lower end of the annular nozzle (12) is connected with conveying pipeline (13), the conveying pipeline
(13) lower end is through fixed block (10) and extends downwardly, and offers feeding pipe on the side side wall of the mounting groove (2)
(14), the input terminal of the conveying pipeline (13) passes through and feeding pipe (14) and extends outside to pedestal (1), the pedestal (1) it is upper
The position that surface corresponds to mounting groove (2) is fixedly connected with cylindrical limited block (15), and the upper end of the limited block (15) opens up
There is limiting slot, the limited block (15) is arranged with pipeline (16) by fixed device, and the spray equipment is living by clamping device
It is dynamic to be connected in pipeline (16).
2. a kind of height-adjustable pipe inner-wall spraying equipment according to claim 1, which is characterized in that the mounting groove
(2) it is symmetrically arranged in correspondence cell wall containing tube (21), the top of the fixed plate (4) tilts down arc-shaped equipped with edge
Baffle (22), the arc-shaped baffle (22) are fixedly connected on the cell wall of mounting groove (2), and the upper end of the threaded rod (9) is passed through
Arc-shaped baffle (22) setting is worn, is symmetrically arranged with storage box (23) in the pedestal (1), the inlet of the containing tube (21) is set
The top in arc-shaped baffle (22) is set, the outlet end of the containing tube (21) is connected to the top of storage box (23), the receipts
The lower end of case (23) is connected with drain pipe (24), and the other end of the drain pipe (24) is arranged through the lower end of pedestal (1).
3. a kind of height-adjustable pipe inner-wall spraying equipment according to claim 1, which is characterized in that the clamping dress
It sets including two symmetrical locating pieces (17), two locating pieces (17) are symmetrically fixedly connected on the lateral wall of casing (11)
On, the one end of two locating pieces (17) far from casing (11) is symmetrical, and hingedly there are two slide bar (18), two slide bars
(18) one end of remotely located piece (17) is rotatably connected to pulley (19), and the pulley (19) rolls and is connected to pipeline (16)
On inner sidewall, the first extension spring (20) are fixedly connected between two slide bars (18).
4. a kind of height-adjustable pipe inner-wall spraying equipment according to claim 1, which is characterized in that the corresponding spiral shell
Female (8), threaded rod (9), the axis of sleeve (6) are overlapped.
5. a kind of height-adjustable pipe inner-wall spraying equipment according to claim 1, which is characterized in that the fixed dress
It sets including tapped through hole (25), the tapped through hole (25) is provided on the side wall of limiting slot side, the tapped through hole (25)
Internal whorl be connected with bolt (26), one end that the bolt (26) is located in limiting slot is rotatably connected to by second bearing
The fixed ring (27) of arc is fixedly connected with the second extension spring (28) between the fixed ring (27) and limiting slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820363651.0U CN208261099U (en) | 2018-03-17 | 2018-03-17 | A kind of height-adjustable pipe inner-wall spraying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820363651.0U CN208261099U (en) | 2018-03-17 | 2018-03-17 | A kind of height-adjustable pipe inner-wall spraying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208261099U true CN208261099U (en) | 2018-12-21 |
Family
ID=64674539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820363651.0U Active CN208261099U (en) | 2018-03-17 | 2018-03-17 | A kind of height-adjustable pipe inner-wall spraying equipment |
Country Status (1)
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| CN (1) | CN208261099U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665746A (en) * | 2019-10-29 | 2020-01-10 | 邢台医学高等专科学校 | Enteral nutrition tube with antibacterial function and production device thereof |
| CN110918353A (en) * | 2019-11-27 | 2020-03-27 | 安徽井利电子有限公司 | Paint spraying apparatus is used in processing of speaker dust cap |
| CN112387569A (en) * | 2020-11-16 | 2021-02-23 | 柳州市中晶科技有限公司 | Pipeline inner wall spraying method and spraying robot |
| CN112427204A (en) * | 2020-11-20 | 2021-03-02 | 江西力达塑胶管业有限公司 | External member inner wall spraying device for plastic pipe installation |
| CN113083570A (en) * | 2021-04-01 | 2021-07-09 | 周玉云 | Intelligent inner wall spraying device |
| CN113414036A (en) * | 2021-06-17 | 2021-09-21 | 无锡润越机电科技有限公司 | Spraying device capable of performing local spraying |
| CN114308479A (en) * | 2022-01-05 | 2022-04-12 | 苏州华清京昆新能源科技有限公司 | Burning bearing plate spraying equipment and method for improving semi-cell biscuit finished product |
| CN114833002A (en) * | 2022-05-13 | 2022-08-02 | 无锡润安涂装科技有限公司 | Annular spraying device and using method thereof |
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2018
- 2018-03-17 CN CN201820363651.0U patent/CN208261099U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665746A (en) * | 2019-10-29 | 2020-01-10 | 邢台医学高等专科学校 | Enteral nutrition tube with antibacterial function and production device thereof |
| CN110665746B (en) * | 2019-10-29 | 2020-11-13 | 邢台医学高等专科学校 | Production device of enteral nutrition tube with antibacterial function |
| CN110918353A (en) * | 2019-11-27 | 2020-03-27 | 安徽井利电子有限公司 | Paint spraying apparatus is used in processing of speaker dust cap |
| CN112387569A (en) * | 2020-11-16 | 2021-02-23 | 柳州市中晶科技有限公司 | Pipeline inner wall spraying method and spraying robot |
| CN112427204A (en) * | 2020-11-20 | 2021-03-02 | 江西力达塑胶管业有限公司 | External member inner wall spraying device for plastic pipe installation |
| CN113083570A (en) * | 2021-04-01 | 2021-07-09 | 周玉云 | Intelligent inner wall spraying device |
| CN113414036A (en) * | 2021-06-17 | 2021-09-21 | 无锡润越机电科技有限公司 | Spraying device capable of performing local spraying |
| CN113414036B (en) * | 2021-06-17 | 2023-10-31 | 无锡润越机电科技有限公司 | Spraying device capable of realizing local spraying |
| CN114308479A (en) * | 2022-01-05 | 2022-04-12 | 苏州华清京昆新能源科技有限公司 | Burning bearing plate spraying equipment and method for improving semi-cell biscuit finished product |
| CN114833002A (en) * | 2022-05-13 | 2022-08-02 | 无锡润安涂装科技有限公司 | Annular spraying device and using method thereof |
| CN114833002B (en) * | 2022-05-13 | 2024-04-09 | 无锡润安涂装科技有限公司 | Annular spraying device and application method thereof |
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