CN220282838U - Alumina powder conveying pipe - Google Patents
Alumina powder conveying pipe Download PDFInfo
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- CN220282838U CN220282838U CN202322014027.3U CN202322014027U CN220282838U CN 220282838 U CN220282838 U CN 220282838U CN 202322014027 U CN202322014027 U CN 202322014027U CN 220282838 U CN220282838 U CN 220282838U
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- 239000000843 powder Substances 0.000 title claims abstract description 54
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 238000007599 discharging Methods 0.000 claims abstract description 38
- 239000002893 slag Substances 0.000 claims abstract description 26
- 238000001914 filtration Methods 0.000 claims abstract description 21
- 239000000919 ceramic Substances 0.000 claims abstract description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 8
- 238000011045 prefiltration Methods 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 10
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 9
- 239000012535 impurity Substances 0.000 description 6
- 230000002411 adverse Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003837 high-temperature calcination Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to an alumina powder conveying pipe, which comprises a pipe body, wherein the outer surface of the pipe body is wrapped with a foamed aluminum plate layer, the inner surface of the pipe body is wrapped with a wear-resistant ceramic plate layer, the pipe body consists of a feeding pipe section, a pre-filter pipe section, a middle conveying pipe section, a post-filter pipe section and a discharging pipe section, the pre-filter pipe section comprises two groups of V-shaped pre-three pipes, a port on a main pipeline of one pre-three pipe is communicated with the feeding pipe section, a port on a main pipeline of the other pre-three pipe is communicated with the middle conveying pipe section, pre-gate valves are arranged on two branch pipelines of the two pre-three pipes, ports on the two branch pipelines of the two pre-three pipes are communicated through pre-transverse pipes, a plurality of pre-filter screens are arranged in the pre-transverse pipes, and a pre-slag discharging pipe with a pre-slag discharging valve is communicated at the bottom of the pre-transverse pipe corresponding to one side of the pre-filter screen close to the feeding pipe section. The utility model can effectively enhance the overall wear resistance of the conveying pipe, can realize the effective filtration of the alumina powder during feeding and discharging, and is more practical.
Description
Technical Field
The utility model belongs to the technical field of alumina powder conveying, and particularly relates to an alumina powder conveying pipe.
Background
The alumina powder is prepared from industrial alumina or industrial aluminum hydroxide serving as a raw material through high-temperature calcination according to different formulas, is in a white amorphous powder form which is difficult to dissolve in water, has the characteristics of no odor, no smell, strong chemical stability, high purity, high true specific gravity, good insulating property and the like, and can be used for ceramics, mediums for chromatography analysis, manufacturing reinforced glass, adsorbents, catalysts and catalyst carriers, deacidification agents, abrasive materials and the like.
When the alumina powder is used, the conveying operation is generally indispensable, and a pipeline conveying mode is generally adopted, but most of conveying pipelines are of common steel pipe structures, the whole abrasion resistance is poor, the alumina powder is easy to wear and crack under the impact of the alumina powder when conveyed, the maintenance and the replacement are needed frequently, and the service life is low. Meanwhile, the alumina powder generally contains more large-particle impurities such as stones and iron wires, so that the direct conveying is easy to cause the blockage of a conveying pipeline, the manual blockage removal is needed, the conveying efficiency of the alumina powder is influenced, and the downstream equipment is damaged, so that the improvement is needed.
Disclosure of Invention
In view of the above, the present utility model aims to provide an alumina powder conveying pipe, which can effectively enhance the overall wear resistance of the conveying pipe and can effectively filter alumina powder during feeding and discharging, so as to solve the above problems.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the alumina powder conveying pipe comprises a pipe body, wherein the outer surface of the pipe body is wrapped with a foamed aluminum plate layer, the inner surface of the pipe body is wrapped with a wear-resistant ceramic plate layer, the pipe body sequentially comprises a feeding pipe section, a preposed filtering pipe section, a middle conveying pipe section, a postposed filtering pipe section and a discharging pipe section, one end of the feeding pipe section and the other end of the discharging pipe section, which are opposite, are respectively provided with a connecting flange, the preposed filtering pipe section comprises two groups of front three-way pipes which are in V shape, the port of the main pipeline of one front three-way pipe is communicated with the feeding pipe section, the port of the main pipeline of the other front three-way pipe is communicated with the middle conveying pipe section, the two branch pipelines of the two front three-way pipes are respectively provided with a preposed gate valve, the port of the two branch pipelines of one front three-way pipe is communicated with the port of the two branch pipelines of the other front three-way pipe through a preposed transverse pipe, a plurality of front filter screens are fixedly arranged in the two front transverse pipes at intervals along the length direction of the front filter screens, the front slag discharging pipes with front slag discharging valves are communicated with the bottoms of the front transverse pipes corresponding to one sides of the front filter screens close to the feeding pipe sections, the rear filter pipe sections comprise two groups of V-shaped rear three-way pipes, the port on the main pipeline of one rear three-way pipe is communicated with the middle conveying pipe section, the port on the main pipeline of the other rear three-way pipe is communicated with the discharging pipe section, rear gate valves are arranged on the two branch pipelines of the two rear three-way pipes, the port on the two branch pipelines of one rear three-way pipe is communicated with the port on the two branch pipelines of the other rear three-way pipe through the rear transverse pipe, a plurality of rear filter screens with apertures smaller than the front filter screens are fixedly arranged in the two rear transverse pipes at intervals along the length direction of the rear filter pipes, the bottom of the rear transverse pipe corresponding to one side of each rear filter screen close to the feeding pipe section is communicated with a rear slag discharging pipe with a rear slag discharging valve.
Preferably, the front filter screen and the rear filter screen are both obliquely arranged upwards towards the direction of the discharge pipe section.
Preferably, motors are arranged on the outer tops of the front transverse pipe and the rear transverse pipe corresponding to one side, close to the discharging pipe section, of the front filter screen and the rear filter screen, an output shaft of each motor downwards extends into the corresponding front transverse pipe and rear transverse pipe and is radially connected with a striking hammer, and the striking hammers can strike the corresponding front filter screen and rear filter screen.
Preferably, the outer cover of the motor is provided with a protective cover.
The beneficial effects of the utility model are as follows: when the alumina powder conveying device is used, the whole conveying pipe can be installed between upstream equipment and downstream equipment through the connecting flanges on the feeding pipe section and the discharging pipe section, so that the alumina powder is conveyed in a matched mode. When the aluminum oxide powder is conveyed, the front gate valve on a group of branch pipelines which are communicated with each other on the two front three-way pipes and the rear gate valve on a group of branch pipelines which are communicated with each other on the two rear three-way pipes are opened, the other group of front gate valve and the other group of rear gate valve are closed, so that the aluminum oxide powder can sequentially pass through the branch pipelines which are communicated with each other on the two front three-way pipes of the feeding pipe section and the front filter pipe section, the middle conveying pipe section and the two rear three-way pipes of the rear filter pipe section, and the discharge pipe section, thereby realizing the repeated front filtering treatment on the aluminum oxide powder by utilizing a plurality of front filter screens in the corresponding front transverse pipes, realizing the further repeated rear filtering treatment on the aluminum oxide powder by utilizing a plurality of rear filter screens in the corresponding rear transverse pipes, and effectively intercepting and filtering out large particle impurities in the aluminum oxide powder, avoiding the blockage of the conveying pipe and adverse effects on downstream equipment. After a period of time, the front gate valve and the rear gate valve on the branch pipeline of the other group of branch pipelines which are communicated with each other on the two front three-way pipes and the branch pipeline of the other group of branch pipelines which are communicated with each other on the two rear three-way pipes can be opened, the front gate valve and the rear gate valve on the branch pipeline which correspond to the used front transverse pipe and the rear transverse pipe are closed, so that the alumina powder can be transferred to the other group of branch pipelines of the front filter pipe section and the rear filter pipe section for conveying, and the front slag discharging valve and the rear slag discharging valve on the used front transverse pipe and the rear transverse pipe can be opened under the condition that the alumina powder conveying is not stopped, and filtered impurities are discharged through the corresponding front slag discharging pipe and the rear slag discharging pipe, so that the filtering effect on the alumina powder is ensured, and the pipeline blockage is avoided. In sum, through the conveying pipe, the front-back two-stage multi-interception filtering treatment of the alumina powder can be realized, and through the alternate operation of the two front transverse pipes and the alternate operation of the two rear transverse pipes, the continuous conveying of the alumina powder can be ensured, the corresponding-level filtering and deslagging operation can be carried out, and under the mutual cooperation, the conveying efficiency of the alumina powder and the filtering quality of the alumina powder can be further ensured, and the blocking of the conveying pipe and the adverse influence on downstream equipment are avoided;
in addition, the inner surface of the whole pipe body of the conveying pipe is wrapped with the wear-resistant ceramic plate layer with excellent wear-resistant performance, the wear-resistant effect of the whole conveying pipe can be greatly enhanced, the outer surface of the whole pipe body of the conveying pipe is wrapped with the foamed aluminum plate layer with excellent corrosion resistance, high damping and energy absorption performance, the corrosion resistance and the buffering and vibration reduction effects of the whole conveying pipe can be effectively improved, the service life of the whole conveying pipe and the stability of the conveying aluminum oxide powder can be effectively improved under the mutual cooperation, the replacement maintenance rate of the conveying pipe is reduced, and the long-term stable conveying of the aluminum oxide powder is more favorably ensured.
Drawings
FIG. 1 is a schematic diagram of the front view of the present utility model;
FIG. 2 is a schematic front view of the feed pipe section and pre-filter pipe section of the present utility model;
fig. 3 is a schematic front view of the rear filter segment and the discharge segment of the present utility model.
Reference numerals in the drawings: 1 is a pipe body, 2 is a foamed aluminum plate layer, 3 is a wear-resistant ceramic plate layer, 4 is a feeding pipe section, 5 is a front filter pipe section, 6 is a middle conveying pipe section, 7 is a rear filter pipe section, 8 is a discharging pipe section, 9 is a connecting flange, 10 is a front three-way pipe, 11 is a front gate valve, 12 is a front transverse pipe, 13 is a front filter screen, 14 is a front slag discharging valve, 15 is a front slag discharging pipe, 16 is a rear three-way pipe, 17 is a rear gate valve, 18 is a rear transverse pipe, 19 is a rear filter screen, 20 is a rear slag discharging valve, 21 is a rear slag discharging pipe, 22 is a motor, 23 is a striking hammer, and 24 is a protective cover.
Detailed Description
The utility model is described in further detail below with reference to the attached drawings and detailed description:
as shown in fig. 1 to 3, an alumina powder conveying pipe comprises a pipe body 1, wherein the outer surface of the pipe body 1 is wrapped with a foamed aluminum plate layer 2, the inner surface of the pipe body is wrapped with a wear-resistant ceramic plate layer 3, and the pipe body 1 sequentially comprises a feeding pipe section 4, a front filter pipe section 5, a middle conveying pipe section 6, a rear filter pipe section 7 and a discharging pipe section 8. The one end that feeding pipe section 4 and ejection of compact pipe section 8 are all equipped with flange 9 in opposite directions, and leading filter tube section 5 includes that two sets of leading three-way pipe 10 that are the V-arrangement, and the port on the house steward pipeline of leading three-way pipe 10 communicates with feeding pipe section 4, the port on the house steward pipeline of another leading three-way pipe 10 communicates with middle part delivery pipe section 6, all is equipped with leading gate valve 11 on the two bleeder lines of two leading three-way pipe 10, and the port on the two bleeder lines of one of them leading three-way pipe 10 all communicates with the port on the two bleeder lines of another leading three-way pipe 10 through leading violently pipe 12. A plurality of front filter screens 13 are fixedly arranged in the two front transverse pipes 12 at intervals along the length direction, and the bottom of the front transverse pipe 12 corresponding to one side of each front filter screen 13 close to the feeding pipe section 4 is communicated with a front slag discharging pipe 15 with a front slag discharging valve 14. The rear-mounted filter tube section 7 comprises two groups of rear-mounted three-way tubes 16 which are in V shapes, wherein the port of the main pipeline of one rear-mounted three-way tube 16 is communicated with the middle conveying tube section 6, the port of the main pipeline of the other rear-mounted three-way tube 16 is communicated with the discharging tube section 8, the two branch pipelines of the two rear-mounted three-way tubes 16 are respectively provided with a rear-mounted gate valve 17, and the ports of the two branch pipelines of one rear-mounted three-way tube 16 are communicated with the ports of the two branch pipelines of the other rear-mounted three-way tube 16 through rear-mounted transverse tubes 18. A plurality of rear filter screens 19 with apertures smaller than those of the front filter screens 13 are fixedly arranged in the two rear transverse pipes 18 at intervals along the length direction, and the bottom of the rear transverse pipe 18 corresponding to one side of each rear filter screen 19 close to the feeding pipe section 4 is communicated with a rear slag discharging pipe 21 with a rear slag discharging valve 20;
when the alumina powder conveying device is used, the whole conveying pipe can be installed between upstream equipment and downstream equipment through the connecting flanges 9 on the feeding pipe section 4 and the discharging pipe section 8, so that the alumina powder is conveyed in a matched mode. During conveying, the front gate valve 11 on a group of branch pipelines which are communicated with each other on the two front three-way pipes 10 and the rear gate valve 17 on a group of branch pipelines which are communicated with each other on the two rear three-way pipes 16 are opened, the other group of front gate valve 11 and the other group of rear gate valve 17 are closed, so that alumina powder can sequentially pass through the branch pipelines which are communicated with each other on the two front three-way pipes 10 of the feeding pipe section 4 and the front filter pipe section 5, the middle conveying pipe section 6 and the two rear three-way pipes 16 of the rear filter pipe section 7 and the discharge pipe section 8, multiple front filter treatment on the alumina powder can be realized by utilizing the corresponding front filter screens 13 in the front transverse pipes 12, and further multiple rear filter treatment on the alumina powder can be realized by utilizing the corresponding rear filter screens 19 with the aperture smaller than that of the front filter screens 13, thereby large particle impurities in the alumina powder can be effectively intercepted and filtered out, and the conveying pipe blockage can be avoided and adverse effects on downstream equipment can be avoided. After a period of time, the front gate valve 11 on the branch pipeline of the other group of communicated branch pipelines on the two front three-way pipes 10 and the rear gate valve 17 on the branch pipeline of the other group of communicated branch pipelines on the two rear three-way pipes 16 can be opened, the front gate valve 11 and the rear gate valve 17 on the branch pipeline corresponding to the used front transverse pipe 12 and the rear transverse pipe 18 are closed, and the alumina powder can be transferred to the other group of branch pipelines of the front filter pipe section 5 and the rear filter pipe section 7 for conveying, so that the front slag discharge valve 14 and the rear slag discharge valve 20 on the used front transverse pipe 12 and the rear transverse pipe 18 can be opened under the condition that the alumina powder conveying is not stopped, and filtered impurities are discharged through the corresponding front slag discharge pipe 15 and the rear slag discharge pipe 21, so that the filtering effect on the alumina powder is ensured, and the pipeline blockage is avoided. In sum, through the conveying pipe, the front-back two-stage multi-interception filtering treatment of the alumina powder can be realized, and through the alternate operation of the two front transverse pipes 12 and the alternate operation of the two rear transverse pipes 18, the corresponding-level filtering and deslagging operation can be carried out under the condition of ensuring the continuous conveying of the alumina powder, and under the mutual matching, the conveying efficiency of the alumina powder and the filtering quality of the alumina powder can be further ensured, so that the blocking of the conveying pipe and the adverse effect on downstream equipment are avoided;
in addition, the inner surface of the whole pipe body 1 of the conveying pipe is wrapped with the wear-resistant ceramic plate layer 3 with excellent wear-resistant performance, the wear-resistant effect of the whole conveying pipe can be greatly enhanced, the outer surface of the whole pipe body 1 of the conveying pipe is wrapped with the foamed aluminum plate layer 2 with excellent corrosion resistance, high damping and energy absorption performance, the corrosion resistance and the buffering and vibration reduction effects of the whole conveying pipe can be effectively improved, the service life of the whole conveying pipe and the stability of the conveying aluminum oxide powder can be effectively improved under the mutual cooperation, the replacement maintenance rate of the conveying pipe is reduced, and the long-term stable conveying of the aluminum oxide powder is more facilitated to be ensured. The foamed aluminum and the wear-resistant ceramic are prepared by adopting the prior art.
In this embodiment, the front filter screen 13 and the rear filter screen 19 are both inclined upwards towards the direction of the discharge pipe section 8, so that the filtering area can be increased in a limited space, and the filtering effect on alumina powder can be ensured.
In this embodiment, the motor 22 is disposed on the outer top of the front transverse tube 12 and the rear transverse tube 18 corresponding to the side of the front filter screen 13 and the rear filter screen 19 near the discharge tube section 8, the output shaft of the motor 22 extends downward into the corresponding front transverse tube 12 and rear transverse tube 18 and is radially connected with the impact hammer 23, and the impact hammer 23 can impact on the corresponding front filter screen 13 and rear filter screen 19, so that when deslagging, the corresponding motor 22 can be operated simultaneously to drive the impact hammer 23 to do reciprocating swing motion within a certain angle, so that effective impact on the corresponding front filter screen 13 and rear filter screen 19 can be realized, impurities remained on the corresponding filter screen can be knocked down, the corresponding filter screen is prevented from being blocked, and smooth conveying and filtering treatment of alumina powder are ensured.
In this embodiment, the outer cover of the motor 22 is provided with a protective cover 24 for effective shielding of the corresponding motor 22.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (4)
1. The alumina powder conveying pipe comprises a pipe body, and is characterized in that the outer surface of the pipe body is wrapped with a foamed aluminum plate layer, the inner surface of the pipe body is wrapped with a wear-resistant ceramic plate layer, the pipe body sequentially comprises a feeding pipe section, a preposed filtering pipe section, a middle conveying pipe section, a postposed filtering pipe section and a discharging pipe section, one end of the feeding pipe section and one end of the discharging pipe section, which are opposite, are respectively provided with a connecting flange, the preposed filtering pipe section comprises two groups of preposed three-way pipes which are in V shape, a port on a main pipeline of one preposed three-way pipe is communicated with the feeding pipe section, a port on a main pipeline of the other preposed three-way pipe is communicated with the middle conveying pipe section, two branch pipelines of the two preposed three-way pipes are respectively provided with a preposed gate valve, ports on two branch pipelines of one preposed three-way pipe are respectively communicated with ports on two branch pipelines of the other preposed three-way pipe through a preposed transverse pipe, a plurality of front filter screens are fixedly arranged in the two front transverse pipes at intervals along the length direction of the front filter screens, the front slag discharging pipes with front slag discharging valves are communicated with the bottoms of the front transverse pipes corresponding to one sides of the front filter screens close to the feeding pipe sections, the rear filter pipe sections comprise two groups of V-shaped rear three-way pipes, the port on the main pipeline of one rear three-way pipe is communicated with the middle conveying pipe section, the port on the main pipeline of the other rear three-way pipe is communicated with the discharging pipe section, rear gate valves are arranged on the two branch pipelines of the two rear three-way pipes, the port on the two branch pipelines of one rear three-way pipe is communicated with the port on the two branch pipelines of the other rear three-way pipe through the rear transverse pipe, a plurality of rear filter screens with apertures smaller than the front filter screens are fixedly arranged in the two rear transverse pipes at intervals along the length direction of the rear filter pipes, the bottom of the rear transverse pipe corresponding to one side of each rear filter screen close to the feeding pipe section is communicated with a rear slag discharging pipe with a rear slag discharging valve.
2. The alumina powder delivery tube of claim 1, wherein the pre-filter and the post-filter are both disposed obliquely upward toward the direction of the discharge tube section.
3. The alumina powder conveying pipe according to claim 1, wherein motors are arranged on the outer tops of the front transverse pipe and the rear transverse pipe corresponding to one side, close to the discharging pipe section, of the front filter screen and the rear filter screen, an output shaft of each motor extends downwards into the corresponding front transverse pipe and rear transverse pipe and is radially connected with a striking hammer, and the striking hammer can strike on the corresponding front filter screen and rear filter screen.
4. The alumina powder delivery tube of claim 3, wherein the outer housing of the motor is provided with a protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322014027.3U CN220282838U (en) | 2023-07-28 | 2023-07-28 | Alumina powder conveying pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322014027.3U CN220282838U (en) | 2023-07-28 | 2023-07-28 | Alumina powder conveying pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220282838U true CN220282838U (en) | 2024-01-02 |
Family
ID=89333089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322014027.3U Active CN220282838U (en) | 2023-07-28 | 2023-07-28 | Alumina powder conveying pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220282838U (en) |
-
2023
- 2023-07-28 CN CN202322014027.3U patent/CN220282838U/en active Active
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