CN219697179U - Adjustable stainless steel bridge frame - Google Patents
Adjustable stainless steel bridge frame Download PDFInfo
- Publication number
- CN219697179U CN219697179U CN202320821000.2U CN202320821000U CN219697179U CN 219697179 U CN219697179 U CN 219697179U CN 202320821000 U CN202320821000 U CN 202320821000U CN 219697179 U CN219697179 U CN 219697179U
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- China
- Prior art keywords
- bridge frame
- stainless steel
- groove
- shell
- fixedly connected
- 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.)
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- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 45
- 239000010935 stainless steel Substances 0.000 title claims abstract description 45
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 12
- 230000006978 adaptation Effects 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model provides an adjustable stainless steel bridge frame, which belongs to the technical field of stainless steel bridge frames and comprises a bridge frame shell, wherein a lifting assembly is arranged on the bridge frame shell, a cover plate is fixedly connected onto the lifting assembly, a placing plate is fixedly connected onto the bottom wall of the bridge frame shell, a first fixing assembly is arranged on the bridge frame shell, and a second fixing assembly is arranged at the lower end of the bridge frame shell. The utility model solves the problems that the existing stainless steel bridge frame can not automatically adjust the position of the cover plate of the stainless steel bridge frame in the vertical direction, a worker is required to manually adjust the position of the cover plate, the operation is inconvenient, the device can not connect one bridge frame shell to another bridge frame shell, the whole length of the stainless steel bridge frame is inconvenient to adjust, the transportation, the installation and the disassembly of the stainless steel bridge frame are inconvenient, and the practicability is greatly reduced.
Description
Technical Field
The utility model belongs to the technical field of stainless steel bridge frames, and particularly relates to an adjustable stainless steel bridge frame.
Background
The stainless steel bridge frame is characterized in that the structure of the stainless steel bridge frame is improved in the aspects of heat insulation, heat dissipation and fire prevention on the basis of superior various bridge frames, the structure of the stainless steel bridge frame adopts the advantages of composite type, double heat insulation, internal and external flame retardance, fire prevention, ventilation heat dissipation, self-extinguishing of fire and the like, an inner groove of the stainless steel bridge frame is formed by glass fiber reinforced plastics and various flame retardant fireproof materials, and the outer surface of the stainless steel bridge frame is coated with fireproof paint, so that the standards of horizontal combustion, vertical combustion, dark heat length and the like reach the leading level in China and abroad.
Prior art CN214204723U discloses an adjustable stainless steel bridge frame, including bridge frame shell and installation buckle piece, the installation buckle piece is installed and is fixed on the lower extreme position of bridge frame shell, the inside of bridge frame shell is provided with inside appearance chamber. The device can't adjust stainless steel bridge frame apron in the ascending position of vertical automatically, needs the manual adjustment apron position of staff, and the operation is inconvenient, and the device can't connect a crane span structure shell on another crane span structure shell, is unfavorable for the transportation of stainless steel crane span structure, installation and dismantlement, practicality greatly reduced.
Disclosure of Invention
The utility model provides an adjustable stainless steel bridge, which aims to solve the problems that the existing stainless steel bridge cannot automatically adjust the position of a stainless steel bridge cover plate in the vertical direction, a worker is required to manually adjust the position of the cover plate, the operation is inconvenient, the device cannot connect one bridge shell to the other bridge shell, the whole length of the stainless steel bridge cannot be conveniently adjusted, the transfer, the installation and the disassembly of the stainless steel bridge are not facilitated, and the practicability is greatly reduced.
The embodiment of the utility model provides an adjustable stainless steel bridge frame which comprises a bridge frame shell, wherein a lifting assembly is arranged on the bridge frame shell, a cover plate is fixedly connected to the lifting assembly, a placing plate is fixedly connected to the bottom wall of the bridge frame shell, a first fixing assembly is arranged on the bridge frame shell, and a second fixing assembly is arranged at the lower end of the bridge frame shell.
Further, a first mounting groove and a second mounting groove are reserved in the left end wall of the bridge frame shell, the first mounting groove is located at the lower end of the second mounting groove, and a third mounting groove is reserved in the right end wall of the bridge frame shell.
By adopting the technical scheme, the lifting assembly is convenient to install.
Further, the lifting assembly comprises a motor arranged in a first mounting groove, the output end of the motor is in transmission connection with a screw rod, the screw rod is in rotary connection with a second mounting groove, a threaded sleeve is rotationally connected onto the screw rod, the right end of the threaded sleeve is fixedly connected with a first connecting block, a sliding rod is fixedly connected into a third mounting groove, a sleeve is slidingly connected onto the sliding rod, and the left end of the sleeve is fixedly connected with a second connecting block.
Through adopting above-mentioned technical scheme, the starter motor drives the lead screw and rotates, and then drives the thread bush and reciprocate, and the thread bush passes through connecting block a drive apron and reciprocates, and the apron passes through connecting block two and drives the sleeve and move on the slide bar, has realized the apron and has adjusted in the ascending position of vertical direction, is favorable to adjusting the height of apron according to the size of the fixed object that the bridge frame shell inboard was placed, and need not the manual adjustment apron position of staff, easy and simple to handle.
Further, the left end of the cover plate is fixedly connected with the right end of the first connecting block, and the right end of the cover plate is fixedly connected with the left end of the second connecting block.
By adopting the technical scheme, the height of the cover plate can be conveniently adjusted according to the size of the fixed object placed on the inner side of the bridge frame shell, and the operation is simple and convenient.
Further, a limiting groove and a placing groove are reserved on the placing plate, the placing groove is located on the outer side of the limiting groove, a telescopic rod is fixedly connected in the placing groove, one end, close to the limiting groove, of the telescopic rod is fixedly connected with a clamping block, the right end of the clamping block is fixedly connected with a spring, and the right end of the spring is fixedly connected with the limiting groove.
Through adopting above-mentioned technical scheme, place the electric wire between the grip block in the spacing groove, the spring promotes the grip block to the electric wire direction, has realized fixed to the centre gripping of electric wire, the orderly placement of electric wire in the stainless steel crane span structure of being convenient for, and utilizes the elasticity of spring and telescopic link, is convenient for carry out the centre gripping to the electric wire of different diameters and fixes, has enlarged the adaptation scope of spacing groove to the electric wire of different diameters, and the practicality is strong.
Further, the first fixing component comprises an inserting block fixed on the bridge frame shell, a first threaded hole is reserved on the inserting block, a sliding groove and a second threaded hole are reserved on the bridge frame shell, the second threaded hole is located at the lower end of the sliding groove, the sliding groove is matched with the inserting block, the second threaded hole corresponds to the first threaded hole, and the second threaded hole is in threaded connection with the first threaded bolt.
Through adopting above-mentioned technical scheme, when connect a crane span structure shell on another crane span structure shell, insert the plug in the spout, rotate bolt one, screw in screw hole one with the afterbody of bolt one, realized the fixed to the crane span structure shell that is connected, be favorable to adjusting the whole length of stainless steel crane span structure, be convenient for the transportation of stainless steel crane span structure, installation and dismantlement, the practicality is strong.
Further, the second fixing assembly comprises a first fixing block and a second fixing block which are fixed at the lower end of the bridge frame shell, a threaded hole III is reserved on the first fixing block, a bolt II is connected with the threaded hole III in a threaded mode, a thread groove is reserved on the second fixing block, and the thread groove corresponds to the threaded hole in a three-phase mode.
Through adopting above-mentioned technical scheme, connect a bridge shell on another bridge shell, when the inserted block inserts the spout completely, the fixed block second of a bridge shell contacts with the fixed block first of another bridge shell, rotates bolt second, and the afterbody screw in thread groove with bolt second has realized the connection fixed to adjacent bridge shell, combines fixed subassembly first, has strengthened the steadiness that adjacent bridge shell connects, has guaranteed the quality of stainless steel bridge, and the practicality is strong.
The beneficial effects of the utility model are as follows:
1. according to the utility model, the motor is started to drive the screw rod to rotate, so that the threaded sleeve is driven to move up and down by the screw rod, the cover plate is driven to move up and down by the connecting block II, the sleeve is driven to move on the slide rod by the connecting block II, the position adjustment of the cover plate in the vertical direction is realized, the height of the cover plate is favorably adjusted according to the size of a fixture placed on the inner side of the bridge frame shell, the position of the cover plate is not required to be manually adjusted by a worker, and the operation is simple and convenient.
2. According to the utility model, the electric wires are placed between the clamping blocks in the limiting grooves through the arrangement of the placing plates, the springs push the clamping blocks towards the electric wires, so that the electric wires are clamped and fixed, the ordered placing of the electric wires in the stainless steel bridge frame is facilitated, the clamping and fixing of the electric wires with different diameters are facilitated by utilizing the retractility of the springs and the telescopic rods, the adaptation range of the limiting grooves to the electric wires with different diameters is enlarged, and the practicability is strong.
3. According to the utility model, through the arrangement of the first fixing component and the second fixing component, when one bridge shell is connected to the other bridge shell, the inserting block is inserted into the sliding groove, the first bolt is rotated, the tail part of the first bolt is screwed into the first threaded hole, the fixed of the connected bridge shell is realized, the whole length of the stainless steel bridge is favorably adjusted, the transfer, the installation and the disassembly of the stainless steel bridge are convenient, meanwhile, the second fixing block of one bridge shell is contacted with the first fixing block of the other bridge shell, the second bolt is rotated, the tail part of the second bolt is screwed into the threaded groove, the connection and the fixation of the adjacent bridge shell are realized, the connection stability of the adjacent bridge shell is enhanced by combining the first fixing component, the quality of the stainless steel bridge is ensured, and the practicability is strong.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of a front cross-sectional structure of an embodiment of the present utility model;
FIG. 2 is a schematic side view cross-sectional structure of an embodiment of the present utility model;
FIG. 3 is an enlarged schematic view of the portion a of FIG. 1 according to an embodiment of the present utility model;
FIG. 4 is an enlarged schematic view of the embodiment of the present utility model at b in FIG. 2;
fig. 5 is an enlarged schematic view of fig. 2 at c according to an embodiment of the present utility model.
Reference numerals: 1. a bridge housing; 11. a first mounting groove; 12. a second mounting groove; 13. a third mounting groove; 2. a lifting assembly; 21. a motor; 22. a screw rod; 23. a thread sleeve; 24. a first connecting block; 25. a slide bar; 26. a sleeve; 27. a second connecting block; 3. a cover plate; 4. placing a plate; 41. a limit groove; 42. a placement groove; 43. a telescopic rod; 44. a clamping block; 45. a spring; 5. a first fixing component; 51. inserting blocks; 52. a first threaded hole; 53. a chute; 54. a threaded hole II; 55. a first bolt; 6. a second fixing component; 61. a first fixed block; 62. a threaded hole III; 63. a second bolt; 64. a second fixed block; 65. a thread groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the technical solutions of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present utility model. Like reference numerals in the drawings denote like parts. It should be noted that the described embodiments are some, but not all embodiments of the present utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.
Referring to fig. 1-2, an embodiment of the utility model provides an adjustable stainless steel bridge frame, which comprises a bridge frame shell 1, wherein a first installation groove 11 and a second installation groove 12 are reserved on the left end wall of the bridge frame shell 1, the first installation groove 11 is positioned at the lower end of the second installation groove 12, and a third installation groove 13 is reserved on the right end wall of the bridge frame shell 1, so that the lifting assembly 2 is convenient to install.
Referring to fig. 1, a lifting assembly 2 is arranged on a bridge shell 1, the lifting assembly 2 comprises a motor 21 arranged in a first mounting groove 11, an output end of the motor 21 is in transmission connection with a screw rod 22, the screw rod 22 is in rotary connection with a second mounting groove 12, a threaded sleeve 23 is in rotary connection with the screw rod 22, the right end of the threaded sleeve 23 is fixedly connected with a first connecting block 24, a sliding rod 25 is fixedly connected with a third mounting groove 13, a sleeve 26 is connected to the sliding rod 25 in a sliding manner, the left end of the sleeve 26 is fixedly connected with a second connecting block 27, the motor 21 is started to drive the screw rod 22 to rotate, the threaded sleeve 23 is driven to move up and down, the first connecting block 24 drives the cover plate 3 to move up and down, the cover plate 3 drives the sleeve 26 to move on the sliding rod 25 through the second connecting block 27, the position adjustment of the cover plate 3 in the vertical direction is realized, the height of the cover plate 3 is adjusted according to the size of a fixed object placed inside the bridge shell 1, a worker does not need to manually adjust the position of the cover plate 3, and the operation is simple and convenient.
Referring to fig. 1, a cover plate 3 is fixedly connected to the lifting assembly 2, the left end of the cover plate 3 is fixedly connected to the right end of the first connecting block 24, the right end of the cover plate 3 is fixedly connected to the left end of the second connecting block 27, and the height of the cover plate 3 can be conveniently adjusted according to the size of a fixture placed on the inner side of the bridge frame shell 1, so that the operation is simple and convenient.
Referring to fig. 1 and 3, fixedly connected with places board 4 on the diapire of crane span structure shell 1, place and reserve spacing groove 41 and standing groove 42 on the board 4, standing groove 42 is located the outside of spacing groove 41, fixedly connected with telescopic link 43 in the standing groove 42, telescopic link 43 is close to the one end fixedly connected with grip block 44 of spacing groove 41, the right-hand member fixedly connected with spring 45 of grip block 44, the right-hand member and spacing groove 41 fixed connection of spring 45 place the electric wire between the grip block 44 in spacing groove 41, spring 45 promotes grip block 44 to the electric wire direction, the centre gripping fixed to the electric wire has been realized, the orderly placement of electric wire in the stainless steel crane span structure is convenient for, and utilize spring 45 and telescopic link 43's elasticity, the electric wire to different diameters is convenient for carry out the centre gripping fixed, the adaptation scope of spacing groove 41 to the electric wire of different diameters has been enlarged, the practicality is strong.
Referring to fig. 2 and 4, a first fixing component 5 is disposed on the bridge shell 1, the first fixing component 5 includes an insert block 51 fixed on the bridge shell 1, a first threaded hole 52 is reserved on the insert block 51, a sliding groove 53 and a second threaded hole 54 are reserved on the bridge shell 1, the second threaded hole 54 is located at the lower end of the sliding groove 53, the sliding groove 53 is matched with the insert block 51, the second threaded hole 54 corresponds to the first threaded hole 52, a first bolt 55 is connected with the second threaded hole 54 in a threaded manner, when one bridge shell 1 is connected with the other bridge shell 1, the insert block 51 is inserted into the sliding groove 53, the first bolt 55 is rotated, the tail of the first bolt 55 is screwed into the first threaded hole 52, the fixed connection of the connected bridge shell 1 is achieved, the whole length of the stainless steel bridge is adjusted, and the stainless steel bridge is convenient to transfer, install and detach, and practicability is high.
Referring to fig. 1, 2 and 5, a second fixing component 6 is arranged at the lower end of the bridge shell 1, the second fixing component 6 comprises a first fixing block 61 and a second fixing block 64 which are fixed at the lower end of the bridge shell 1, a third threaded hole 62 is reserved on the first fixing block 61, a second bolt 63 is connected in the third threaded hole 62 in a threaded manner, a threaded groove 65 is reserved on the second fixing block 64, the threaded groove 65 corresponds to the third threaded hole 62, one bridge shell 1 is connected to the other bridge shell 1, when the inserting block 51 is completely inserted into the sliding groove 53, the second fixing block 64 of the one bridge shell 1 is contacted with the first fixing block 61 of the other bridge shell 1, the second bolt 63 is rotated, the tail of the second bolt 63 is screwed into the threaded groove 65, the connection and fixation of the adjacent bridge shells 1 are realized, the first fixing component 5 is combined, the connection stability of the adjacent bridge shells 1 is enhanced, and the quality and practicability of the stainless steel bridge are high.
The implementation mode specifically comprises the following steps: when the novel bridge shell is used, an electric wire is placed between the clamping blocks 44 in the limiting groove 41, the clamping blocks 44 are pushed to the electric wire direction by the spring 45 and the retractility of the telescopic rod 43, the electric wire is clamped and fixed and placed orderly, the motor 21 is started according to the size of a fixed object placed on the inner side of the bridge shell 1, the screw rod 22 is driven to rotate, the threaded sleeve 23 is driven to move up and down, the threaded sleeve 23 drives the cover plate 3 to move up and down through the connecting block I24, the cover plate 3 drives the sleeve 26 to move on the sliding rod 25 through the connecting block II 27, the cover plate 3 is adjusted to a proper height, the motor 21 is closed, when one bridge shell 1 is connected to the other bridge shell 1 according to the length of a required stainless steel bridge frame, the inserting block 51 is inserted into the sliding groove 53, the bolt I55 is rotated, the tail part of the bolt I55 is screwed into the threaded hole I52, meanwhile, the fixed block II 64 of the bridge shell 1 is contacted with the fixed block I61 of the other bridge shell 1, the bolt II 63 is rotated, the tail part of the bolt II 63 is screwed into the threaded groove 65, and the adjacent bridge shell 1 is connected and fixed.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a stainless steel bridge frame with adjustable, includes bridge frame shell (1), its characterized in that, be provided with lifting unit (2) on bridge frame shell (1), fixedly connected with apron (3) on lifting unit (2), fixedly connected with places board (4) on the diapire of bridge frame shell (1), be provided with fixed subassembly one (5) on bridge frame shell (1), the lower extreme of bridge frame shell (1) is provided with fixed subassembly two (6).
2. The adjustable stainless steel bridge frame according to claim 1, wherein a first mounting groove (11) and a second mounting groove (12) are reserved on the left end wall of the bridge frame shell (1), the first mounting groove (11) is located at the lower end of the second mounting groove (12), and a third mounting groove (13) is reserved on the right end wall of the bridge frame shell (1).
3. An adjustable stainless steel bridge according to claim 2, characterized in that the lifting assembly (2) comprises a motor (21) arranged in a first mounting groove (11), the output end of the motor (21) is in transmission connection with a screw rod (22), the screw rod (22) is in rotary connection with a second mounting groove (12), a threaded sleeve (23) is in rotary connection with the screw rod (22), the right end of the threaded sleeve (23) is fixedly connected with a first connecting block (24), a sliding rod (25) is fixedly connected in a third mounting groove (13), a sleeve (26) is in sliding connection with the sliding rod (25), and the left end of the sleeve (26) is fixedly connected with a second connecting block (27).
4. An adjustable stainless steel bridge according to claim 3, wherein the left end of the cover plate (3) is fixedly connected with the right end of the first connecting block (24), and the right end of the cover plate (3) is fixedly connected with the left end of the second connecting block (27).
5. The adjustable stainless steel bridge frame according to claim 1, wherein a limiting groove (41) and a placing groove (42) are reserved on the placing plate (4), the placing groove (42) is located on the outer side of the limiting groove (41), a telescopic rod (43) is fixedly connected in the placing groove (42), a clamping block (44) is fixedly connected to one end, close to the limiting groove (41), of the telescopic rod (43), a spring (45) is fixedly connected to the right end of the clamping block (44), and the right end of the spring (45) is fixedly connected with the limiting groove (41).
6. An adjustable stainless steel bridge according to claim 1, wherein the first fixing component (5) comprises an insert block (51) fixed on the bridge shell (1), a first threaded hole (52) is reserved on the insert block (51), a sliding groove (53) and a second threaded hole (54) are reserved on the bridge shell (1), the second threaded hole (54) is located at the lower end of the sliding groove (53), the sliding groove (53) is matched with the insert block (51), the second threaded hole (54) corresponds to the first threaded hole (52), and a first bolt (55) is connected to the second threaded hole (54) in a threaded mode.
7. An adjustable stainless steel bridge according to claim 1, wherein the second fixing component (6) comprises a first fixing block (61) and a second fixing block (64) fixed at the lower end of the bridge shell (1), a third threaded hole (62) is reserved on the first fixing block (61), a second bolt (63) is connected in the third threaded hole (62) in a threaded mode, a threaded groove (65) is reserved on the second fixing block (64), and the threaded groove (65) corresponds to the third threaded hole (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320821000.2U CN219697179U (en) | 2023-04-13 | 2023-04-13 | Adjustable stainless steel bridge frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320821000.2U CN219697179U (en) | 2023-04-13 | 2023-04-13 | Adjustable stainless steel bridge frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219697179U true CN219697179U (en) | 2023-09-15 |
Family
ID=87967018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320821000.2U Active CN219697179U (en) | 2023-04-13 | 2023-04-13 | Adjustable stainless steel bridge frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219697179U (en) |
-
2023
- 2023-04-13 CN CN202320821000.2U patent/CN219697179U/en active Active
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