CN216937288U - PERC battery piece production is with high-efficient cleaning machine that is shaded - Google Patents
PERC battery piece production is with high-efficient cleaning machine that is shaded Download PDFInfo
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- CN216937288U CN216937288U CN202122820578.XU CN202122820578U CN216937288U CN 216937288 U CN216937288 U CN 216937288U CN 202122820578 U CN202122820578 U CN 202122820578U CN 216937288 U CN216937288 U CN 216937288U
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- 238000004140 cleaning Methods 0.000 title claims abstract description 66
- 101001073212 Arabidopsis thaliana Peroxidase 33 Proteins 0.000 title claims abstract description 38
- 101001123325 Homo sapiens Peroxisome proliferator-activated receptor gamma coactivator 1-beta Proteins 0.000 title claims abstract description 38
- 102100028961 Peroxisome proliferator-activated receptor gamma coactivator 1-beta Human genes 0.000 title claims abstract description 38
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000001914 filtration Methods 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 5
- 238000005406 washing Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a high-efficiency backlight cleaning machine for PERC battery piece production, which belongs to the technical field of PERC battery piece production cleaning, and comprises a basic assembly, wherein the basic assembly comprises a cleaning shell with a hollow top; the inside processing part, the inside processing part is including setting up the seat of accepting that just erects the cross-section and be the U-shaped in washing shell inner chamber top, the right side of accepting the seat is provided with fore-and-aft guide holder, and rotates through the pivot in the guide holder and be provided with the rotation post, the closed helicla flute of head and the tail is seted up to the outer wall of rotation post, the bottom of T shape slider is through in the cotter pin embedding helicla flute, the mounting panel bottom evenly is provided with the brush hair. According to the utility model, the driving device is opened, the mounting plate is made to reciprocate back and forth under the action of the rotating column, the spiral groove, the short pin and the T-shaped sliding block, the PERC battery piece is cleaned efficiently by the friction between the bristles and the cleaning surface of the PERC battery piece, the residues of stubborn impurities and the like are effectively avoided, and the working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of PERC battery piece production and cleaning, in particular to a high-efficiency backlight cleaning machine for PERC battery piece production.
Background
Along with the development of science and technology, people attach more and more importance to the development of novel sustainable energy, and solar energy just receives the attention all over the world as a renewable energy from the utility model initial stage, gets into 21 century back, and more solar cell power generation technique obtains developing, and wherein, PERC battery among the crystal silicon battery is because of its conversion efficiency height.
The existing PERC cell needs to be cleaned by a backlight cleaning machine after being produced, and the traditional efficient backlight cleaning machine for PERC cell production has the following defects in use: most adopt water spray cleaning's mode, the washing dynamics is lower, is difficult to effectively get rid of to stubborn impurity on the PERC battery piece etc. needs cleanness many times, wastes water resource when reducing work efficiency seriously. Therefore, an efficient backlight cleaning machine for PERC cell production is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-efficiency backlight cleaning machine for PERC battery piece production, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a high-efficiency backlight cleaning machine for PERC battery piece production comprises,
the base assembly comprises a cleaning shell with a hollow top, and a water tank with a hollow top is fixedly inserted into the bottom of the cleaning shell;
an internal processing part which comprises a bearing seat which is arranged above the inner cavity of the cleaning shell and has a U-shaped vertical section, wherein the left side and the right side of the bearing seat are both provided with supporting columns, the other end of the supporting column is connected with the inner wall of the side part of the cleaning shell, the right side of the bearing seat is provided with a longitudinal guide seat, and a rotating column is rotatably arranged in the guide seat through a rotating shaft, the outer wall of the rotating column is provided with a spiral groove which is closed end to end, the top of the guide seat is provided with a longitudinal T-shaped sliding opening, a matched T-shaped sliding block is arranged in the T-shaped sliding opening in a sliding way, the bottom of the T-shaped sliding block is embedded into the spiral groove through a short pin, the top of the T-shaped sliding block is provided with a mounting plate, the mounting panel bottom evenly is provided with the brush hair, and the front and back end of pivot runs through the guide holder front and back side respectively, and the pivot rear end is connected with the drive arrangement output of fixing at washing shell rear side inner wall.
Preferably, the front side of wasing the shell is provided with the sealed chamber door of looks adaptation, it is provided with the shunt tubes to wash shell top left side, and evenly is provided with the nozzle bottom the shunt tubes, the water tank left side is provided with the pump body, and the input of the pump body passes through pipeline and water tank intercommunication, and the output of the pump body passes through connecting pipe and shunt tubes intercommunication.
Preferably, a supporting plate is arranged above the middle of the inner cavity of the bearing seat, guide rods are arranged on the left side and the right side of the bottom of the supporting plate respectively, the bottom of each guide rod movably penetrates through the bottom of the bearing seat, an adjusting screw rod is rotatably arranged in the center of the bottom of the supporting plate through a bearing, and a driving disc is fixed on the bottom of the bearing seat in a threaded manner.
Preferably, a plurality of groups of first springs are arranged on the inner walls of the left side and the right side of the bearing seat, one ends, far away from the bearing seat, of the first springs are connected with contact plates, the tops of the contact plates are flush with the top of the bearing seat, the bottoms of the contact plates are in sliding connection with transverse sliding grooves in the inner wall of the bottom of the bearing seat in a matched mode through sliding blocks, and one sides, far away from the first springs, of the contact plates are provided with rubber pads.
Preferably, the cleaning shell inner cavity is obliquely provided with a filter plate at a position below the bearing seat, the left end and the right end of the filter plate are respectively integrally formed with a horizontal projection, and the front end and the rear end of one side of the horizontal projection, which is close to the inner wall of the cleaning shell, are respectively in sliding connection with a sliding groove which is vertically arranged on the inner wall of the cleaning shell in a matched manner through a sliding block.
Preferably, the bottom of the horizontal convex block on the left side is detachably inserted with a collecting box with a hollow top, the inner wall of the bottom of the collecting box is uniformly provided with seepage filtering holes, and a sliding groove vertically formed in the inner wall of the cleaning shell is internally provided with a second spring matched with the sliding block.
Preferably, the front end and the rear end of the outer wall of the rotating shaft of the circle center of the rotating column are both sleeved with cams, the bottoms of the cams are movably abutted with connecting columns, and the bottoms of the connecting columns are connected with the right side of the top of the filter plate.
Compared with the prior art, the utility model has the beneficial effects that: the utility model is provided with an internal processing part, the PERC battery piece is placed on a support plate, the PERC battery piece is limited and fixed through a contact plate, a cleaning surface of the PERC battery piece is contacted with bristles through an adjusting screw rod, when a nozzle at the bottom of a shunt pipe sprays water for cleaning, a driving device is opened, a mounting plate is further reciprocated back and forth under the action of a rotating column, a spiral groove, a short pin and a T-shaped sliding block, the PERC battery piece is cleaned efficiently through the friction between the bristles and the cleaning surface of the PERC battery piece, the residue of stubborn impurities and the like is effectively avoided, the working efficiency is improved, meanwhile, the cleaned water can be recycled after being treated downwards by the filter plate, the waste of water resources is reduced, meanwhile, the inclined filter plate enables the filtered impurities and the like on the filter plate to enter a collecting box from the left side, the stability of the filter plate is ensured, meanwhile, the manual post-treatment is convenient, and when the driving device is opened, the filter plate vibrates up and down through the cooperation of the cam, the connecting column and the second spring, so that impurities on the filter plate can better enter the collecting box, the filter plate cannot be blocked, and the overall stability is higher.
Drawings
FIG. 1 is a schematic structural view of a high-efficiency backlight cleaning machine for PERC battery piece production according to the present invention;
FIG. 2 is a sectional view of a partial structure of a high-efficiency backlight cleaning machine for producing PERC battery pieces according to the present invention;
FIG. 3 is a schematic structural diagram of an internal processing unit in the high-efficiency backlight cleaning machine for PERC battery plate production according to the present invention;
fig. 4 is a sectional view of the guide seat structure in fig. 3 according to the present invention.
In the figure: 1. a base component; 11. cleaning the shell; 12. a water tank; 13. sealing the box door; 14. a shunt tube; 2. an internal processing element; 21. a bearing seat; 22. adjusting the screw rod; 23. a support plate; 24. a first spring; 25. filtering the plate; 26. a collection box; 27. a second spring; 28. a contact plate; 29. a rubber pad; 210. a guide seat; 211. mounting a plate; 212. brushing; 213. a drive device; 214. a cam; 215. connecting columns; 216. rotating the column; 217. a helical groove; 218. t-shaped sliding blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-4, the present invention provides a technical solution: the utility model relates to an efficient backlight cleaning machine for PERC battery piece production, which is characterized in that electrical components are connected with an external power supply through wires and comprises a base component 1, wherein the base component 1 comprises a cleaning shell 11 with a hollow top, a water tank 12 with a hollow top is fixedly inserted into the bottom of the cleaning shell 11, and a proper amount of water is stored in the water tank 12; the internal processing part 2 comprises a bearing seat 21 which is arranged above the inner cavity of the cleaning shell 11 and has a U-shaped vertical section, supporting columns are arranged on the left and right sides of the bearing seat 21, the other ends of the supporting columns are connected with the inner wall of the side part of the cleaning shell 11 and are used for supporting PERC battery pieces to be cleaned, a longitudinal guide seat 210 is fixedly arranged on the right side of the bearing seat 21, a rotating column 216 is rotatably arranged in the guide seat 210 through a rotating shaft, a spiral groove 217 closed from head to tail is formed in the outer wall of the rotating column 216, the rotating column 216 rotates to enable a T-shaped sliding block 218 to reciprocate back and forth through the spiral groove 217, a longitudinal T-shaped sliding opening is formed in the top of the guide seat 210 to guide and limit the movement of the T-shaped sliding block 218, a T-shaped sliding block 218 matched with the T-shaped sliding opening is slidably arranged in the T-shaped sliding opening, the bottom of the T-shaped sliding block 218 is embedded into the spiral groove 217 through a short pin, a mounting plate 211 is arranged on the top of the T-shaped sliding block 218, the mounting plate 211 and the T-shaped sliding block 218 can be connected in a bolt mode, bristles 212 are uniformly arranged at the bottom of the mounting plate 211, the bristles 212 are used for deeply cleaning the PERC battery piece, the front end and the rear end of the rotating shaft respectively penetrate through the front side and the rear side of the guide seat 210, a bearing is arranged at the joint of the rotating shaft and the guide seat 210, the rear end of the rotating shaft is connected with the output end of a driving device 213 fixed on the inner wall of the rear side of the cleaning shell 11, and the driving device 213 is a driving motor.
Referring to fig. 1-2, a sealing box door 13 is disposed on the front side of the cleaning case 11, and is mounted by bolts, fasteners, or hinges, which will not be described in detail herein, so as to facilitate operations of taking and placing the PERC battery cell, a shunt tube 14 is disposed on the left side of the top of the cleaning case 11, nozzles are uniformly disposed at the bottom of the shunt tube 14, a pump body (not shown) is disposed on the left side of the water tank 12, an input end of the pump body is communicated with the water tank 12 through a pipeline, an output end of the pump body is communicated with the shunt tube 14 through a connecting pipe, and the pump body pumps out liquid in the water tank 12 to the shunt tube 14 and ejects the liquid through the nozzles;
referring to fig. 2-3, a supporting plate 23 is disposed above the middle portion of the inner cavity of the bearing seat 21 for supporting the PERC cell to be cleaned, and guide rods are disposed on the left and right sides of the bottom of the supporting plate 23, the bottom of the guide rods movably penetrates through the bottom of the bearing seat 21, so that the supporting plate 23 is stable and does not deflect when moving up and down, an adjusting screw 22 is rotatably disposed in the center of the bottom of the supporting plate 23 through a bearing, and a bottom thread of the adjusting screw 22 penetrates through the bottom of the bearing seat 21 and is fixed with a driving disc, the adjusting screw 22 is rotated by rotating the driving disc, and the position of the supporting plate 23 is adjusted, so that the top of the PERC cell on the supporting plate 23 is flush with the top of the bearing seat 21, and is convenient for subsequent limiting and fixing, and is also convenient for cleaning through the mounting plate 211 and the brush bristles 212;
referring to fig. 2-3, a plurality of sets of springs 24 are disposed on inner walls of left and right sides of the receiving seat 21, and one end of each spring 24 away from the receiving seat 21 is connected to a contact plate 28, the top of the contact plate 28 is flush with the top of the receiving seat 21, the bottom of the contact plate 28 is slidably connected to a transverse sliding groove of the inner wall of the bottom of the receiving seat 21 through a sliding block, so as to ensure stable movement of the contact plate 28, a rubber pad 29 is disposed on one side of the contact plate 28 away from the spring 24, and the rubber pad 29 on one side of the contact plate 28 is in contact with a side portion of the PERC battery sheet on the supporting plate 23, so as to limit and fix the PERC battery sheet, thereby ensuring stability during cleaning.
Example 2
Referring to fig. 2-4, a filter plate 25 is obliquely arranged in the inner cavity of the cleaning shell 11 and below the bearing seat 21, the filter plate 25 filters water flowing downwards after cleaning, so that the water can be conveniently recycled, horizontal protrusions are integrally formed at the left end and the right end of the filter plate 25, the filter plate 25 is convenient to contact with the inner wall of the side part of the cleaning shell 11, and the front end and the rear end of one side, close to the inner wall of the cleaning shell 11, of the horizontal protrusion are in sliding connection with sliding grooves vertically formed in the inner wall of the cleaning shell 11 through sliding blocks in a matched mode, so that the filter plate 25 can move up and down;
referring to fig. 2-4, a collection box 26 with a hollow top is detachably inserted into the bottom of the horizontal projection on the left side, and can be connected by bolts or buckles, so that the collection box 26 is conveniently detached and processed inside, water seepage filtering holes are uniformly formed in the inner wall of the bottom of the collection box 26, so that water entering the collection box 26 can be normally filtered and discharged, a second spring 27 matched with a slide block is arranged in a chute vertically formed in the inner wall of the cleaning shell 11, the top end of the second spring 27 in the chute formed in the inner wall of the cleaning shell 11 on the left side is connected with the inner wall of the top of the chute, the other end of the second spring is connected with the top of the slide block on the left side, the top end of the second spring 27 in the chute formed in the inner wall of the cleaning shell 11 on the right side is connected with the bottom of the slide block on the right side, and the other end of the second spring is connected with the inner wall of the bottom of the chute, so that a downward filter plate 25 can be reset upwards;
referring to fig. 2-4, the front and rear ends of the outer wall of the rotating shaft at the center of the rotating column 216 are sleeved with cams 214, the bottom of the cam 214 is movably abutted with a connecting column 215, the top of the connecting column 215 contacts with the cam 214 by adopting embedded balls, the bottom of the connecting column 215 is connected with the right side of the top of the filter plate 25, and when the rotating shaft rotates, the cam 214 rotates, so that the connecting column 215 drives the filter plate 25 to move downwards, and the filter plate 25 vibrates up and down in a reciprocating manner by matching with the second spring 27.
The rest of the structure was the same as in example 1
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 (7)
1. The utility model provides a PERC cell production is with high-efficient cleaning machine that is shaded which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the cleaning device comprises a base assembly (1), wherein the base assembly (1) comprises a cleaning shell (11) with a hollow top, and a water tank (12) with a hollow top is fixedly inserted into the bottom of the cleaning shell (11);
the internal treatment part (2) comprises a bearing seat (21) which is arranged above an inner cavity of a cleaning shell (11) and has a U-shaped vertical section, supporting columns are arranged on the left side and the right side of the bearing seat (21), the other ends of the supporting columns are connected with the inner wall of the side part of the cleaning shell (11), a longitudinal guide seat (210) is arranged on the right side of the bearing seat (21), a rotating column (216) is rotatably arranged in the guide seat (210) through a rotating shaft, a spiral groove (217) which is closed from head to tail is formed in the outer wall of the rotating column (216), a longitudinal T-shaped sliding opening is formed in the top of the guide seat (210), a T-shaped sliding block (218) which is matched with the T-shaped sliding opening in a sliding manner is arranged in the T-shaped sliding opening, the bottom of the T-shaped sliding block (218) is embedded into the spiral groove (217) through a short pin, a mounting plate (211) is arranged at the top of the T-shaped sliding block (218), and bristles (212) are uniformly arranged at the bottom of the mounting plate (211), the front end and the rear end of the rotating shaft respectively penetrate through the front side and the rear side of the guide seat (210), and the rear end of the rotating shaft is connected with the output end of a driving device (213) fixed on the inner wall of the rear side of the cleaning shell (11).
2. The high-efficiency backlight cleaning machine for the production of the PERC battery piece as claimed in claim 1, wherein: the front side of wasing shell (11) is provided with sealed chamber door (13) of looks adaptation, it is provided with shunt tubes (14) to wash shell (11) top left side, and shunt tubes (14) bottom evenly is provided with the nozzle, water tank (12) left side is provided with the pump body, and the input of the pump body passes through pipeline and water tank (12) intercommunication, and the output of the pump body passes through connecting pipe and shunt tubes (14) intercommunication.
3. The high-efficiency backlight cleaning machine for the production of the PERC battery piece as claimed in claim 2, wherein: a supporting plate (23) is arranged above the middle of an inner cavity of the bearing seat (21), guide rods are arranged on the left side and the right side of the bottom of the supporting plate (23), the bottom of each guide rod movably penetrates through the bottom of the bearing seat (21), an adjusting screw (22) is rotatably arranged in the center of the bottom of the supporting plate (23) through a bearing, and a driving disc is fixed on the bottom of the bearing seat (21) in a threaded mode through the bottom of the adjusting screw (22).
4. The efficient backlight cleaning machine for the production of PERC battery pieces as claimed in claim 3, wherein: the bearing seat is characterized in that a plurality of groups of first springs (24) are arranged on the inner walls of the left side and the right side of the bearing seat (21), one ends, away from the bearing seat (21), of the first springs (24) are connected with contact plates (28), the tops of the contact plates (28) are flush with the tops of the bearing seat (21), the bottoms of the contact plates (28) are in sliding connection with transverse sliding grooves in the inner walls of the bottom of the bearing seat (21) in a matched mode through sliding blocks, and rubber pads (29) are arranged on one sides, away from the first springs (24), of the contact plates (28).
5. The efficient backlight cleaning machine for the production of PERC battery pieces as claimed in claim 4, wherein: the cleaning device is characterized in that a filter plate (25) is obliquely arranged at a position, below the bearing seat (21), of the inner cavity of the cleaning shell (11), horizontal lugs are integrally formed at the left end and the right end of the filter plate (25), and the front end and the rear end of one side, close to the inner wall of the cleaning shell (11), of each horizontal lug are connected with a sliding groove, which is vertically formed in the inner wall of the cleaning shell (11), in a sliding mode in a matched mode through sliding blocks.
6. The efficient backlight cleaning machine for the production of PERC battery pieces as claimed in claim 5, wherein: the bottom of the horizontal convex block on the left side is detachably inserted with a collecting box (26) with a hollow top, the inner wall of the bottom of the collecting box (26) is uniformly provided with seepage filtering holes, and a sliding groove vertically formed in the inner wall of the cleaning shell (11) is internally provided with a second spring (27) matched with the sliding block.
7. The efficient backlight cleaning machine for the production of PERC battery pieces as claimed in claim 6, wherein: the front end and the rear end of the outer wall of the rotating shaft of the circle center of the rotating column (216) are respectively sleeved with a cam (214), the bottom of the cam (214) is movably abutted with a connecting column (215), and the bottom of the connecting column (215) is connected with the right side of the top of the filter plate (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122820578.XU CN216937288U (en) | 2021-11-17 | 2021-11-17 | PERC battery piece production is with high-efficient cleaning machine that is shaded |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122820578.XU CN216937288U (en) | 2021-11-17 | 2021-11-17 | PERC battery piece production is with high-efficient cleaning machine that is shaded |
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| CN216937288U true CN216937288U (en) | 2022-07-12 |
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| CN202122820578.XU Active CN216937288U (en) | 2021-11-17 | 2021-11-17 | PERC battery piece production is with high-efficient cleaning machine that is shaded |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115846272A (en) * | 2022-11-30 | 2023-03-28 | 江苏晶旺新能源科技有限公司 | Efficient backlight cleaning machine for PERC battery piece processing |
| CN117696478A (en) * | 2023-12-14 | 2024-03-15 | 杭州惠耳听力技术设备有限公司 | Cleaning equipment of audiphone |
| CN120169090A (en) * | 2025-05-21 | 2025-06-20 | 西安石油大学 | A tail gas scrubber suitable for water-containing PVC particles |
-
2021
- 2021-11-17 CN CN202122820578.XU patent/CN216937288U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115846272A (en) * | 2022-11-30 | 2023-03-28 | 江苏晶旺新能源科技有限公司 | Efficient backlight cleaning machine for PERC battery piece processing |
| CN117696478A (en) * | 2023-12-14 | 2024-03-15 | 杭州惠耳听力技术设备有限公司 | Cleaning equipment of audiphone |
| CN117696478B (en) * | 2023-12-14 | 2025-11-25 | 杭州惠耳听力技术设备有限公司 | A hearing aid cleaning device |
| CN120169090A (en) * | 2025-05-21 | 2025-06-20 | 西安石油大学 | A tail gas scrubber suitable for water-containing PVC particles |
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