CN115483655B - Bus duct incoming line section copper-aluminum transitional connection tool and application method thereof - Google Patents
Bus duct incoming line section copper-aluminum transitional connection tool and application method thereof Download PDFInfo
- Publication number
- CN115483655B CN115483655B CN202211136261.7A CN202211136261A CN115483655B CN 115483655 B CN115483655 B CN 115483655B CN 202211136261 A CN202211136261 A CN 202211136261A CN 115483655 B CN115483655 B CN 115483655B
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- Prior art keywords
- bus duct
- wiring
- groove
- section
- screw
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- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 14
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 14
- 241001330002 Bambuseae Species 0.000 claims abstract description 14
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 14
- 239000011425 bamboo Substances 0.000 claims abstract description 14
- 230000007704 transition Effects 0.000 claims abstract description 12
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 4
- 230000008878 coupling Effects 0.000 claims abstract 4
- 238000010168 coupling process Methods 0.000 claims abstract 4
- 238000005859 coupling reaction Methods 0.000 claims abstract 4
- 230000006978 adaptation Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/007—Butt joining of bus-bars by means of a common bolt, e.g. splice joint
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
- H02G5/08—Connection boxes therefor
Landscapes
- Installation Of Bus-Bars (AREA)
Abstract
The invention discloses a copper-aluminum transition connection tool for a bus duct inlet wire section and a use method thereof, and the copper-aluminum transition connection tool comprises a bus duct body, wherein an inlet wire section is arranged at one end of the bus duct body, a guide block for connecting the bus duct body with a distribution box is arranged at the outer side of the inlet wire section, a wiring cylinder which is in soft connection with a circuit board in the distribution box is arranged at one side of the guide block, which is far away from the bus duct body, and a limiting assembly which is used for stabilizing the soft connection between the wiring cylinder and the circuit board of the distribution box is arranged at the outer side of the wiring cylinder. Through pegging graft the wiring section of thick bamboo to in the terminal, external screw thread sword peg graft to spacing downthehole and rotate, drive the rotation of second screw rod, rotate at the screw hole along with first screw rod to mesh mutually with two spacing posts, thereby make the extension portion on the wiring section of thick bamboo of joint on two spacing posts, will fix with the inlet wire festival of the circuit board flexible coupling in the block terminal, guarantee the stability after the inlet wire festival, promote the stability of current transmission after the bus duct installation.
Description
Technical Field
The invention particularly relates to a bus duct inlet wire section copper-aluminum transitional connection tool and a use method thereof.
Background
The bus duct is a closed metal device composed of copper and aluminum bus columns and is used for distributing larger power for each element of the dispersion system. Increasingly, wires and cables have been replaced in the field of low-voltage indoor power transmission mains engineering.
The bus duct is divided into a wire inlet section and a wire outlet section, when the bus duct is installed with the distribution box, the wire inlet section is required to be inserted into the distribution box through the flange box, but the connectivity is not very firm after the current wire inlet section is inserted into the distribution box, and the phenomenon of falling off can occur after the bus duct is used for a period of time, so that the power of the bus duct current transmission is affected.
Disclosure of Invention
The invention aims to provide a bus duct incoming line section copper-aluminum transitional connection tool and a use method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the technical scheme is that the copper-aluminum transition connection tool for the bus duct inlet section comprises a bus duct body, wherein an inlet section is arranged at one end of the bus duct body, a guide block for connecting the bus duct body with a distribution box is arranged at the outer side of the inlet section, a wiring cylinder which is in flexible connection with a circuit board in the distribution box is arranged at one side of the guide block, which is far away from the bus duct body, and a limiting assembly which is used for stabilizing the wiring cylinder and is in flexible connection with the circuit board of the distribution box is arranged at the outer side of the wiring cylinder.
Preferably, a plugging groove matched with the wire inlet section is formed in one side, close to the bus duct body, of the guide block, and a sliding unit for reducing friction when the wire inlet section enters the plugging groove is arranged in the plugging groove.
Preferably, the sliding unit comprises a groove formed in the inner wall of the notch of the inserting groove, a connecting rod is arranged in the groove, and a roller is arranged on the connecting rod, wherein when the wire inlet joint is inserted into the inserting groove, the roller is in contact with the wire inlet joint.
Preferably, the spacing subassembly includes the mounting panel, the mounting panel is provided with the terminal near wiring section of thick bamboo one side, the cavity has been seted up in the terminal, winds the terminal outside symmetry is provided with two spacing posts, and the terminal outside has seted up two symmetrical screw holes, two screw hole internal is provided with first screw rod.
Preferably, two the breach that is close to first screw rod looks adaptation is all offered to spacing post, and two be provided with the second screw rod between the spacing post, two the one side that spacing post is separated all is provided with spacing hole, the second screw rod extends to spacing downthehole.
Preferably, a connecting port for flexible connection with the circuit board is arranged in the cavity.
Preferably, an extension part is arranged on the outer side of the wiring cylinder, and a lead wire matched with the connecting port is arranged on one side, close to the wiring post, of the wiring cylinder.
Preferably, two opposite surfaces of the binding post are provided with clamping interfaces for clamping the extension parts. Preferably, the other end of the bus duct body is provided with a wire outlet joint.
The application method of the bus duct inlet wire section copper-aluminum transition connection tool comprises the following steps,
Step A, firstly aligning a wire inlet joint with a plug-in groove, slowly moving a bus duct body, inserting the wire inlet joint into the plug-in groove, enabling the upper surface and the lower surface of the plug-in groove to be in contact with a roller along with the insertion of the plug-in groove, and enabling the wire inlet joint to be inserted into the depth of the plug-in groove under the rotation of the roller;
Step B, slowly inserting the wiring cylinder into the cavity of the wiring post, inserting the lead into the connecting port, inserting the screw thread cutter into the limit hole, rotating the screw thread cutter to drive the second screw to rotate, and enabling the two limit posts to approach towards the center of the cavity along with the rotation of the second screw;
Step C, after the two limit posts are close to the wiring cylinder, the outer extension part of the outer side of the wiring post is clamped into the clamping interface, the wiring cylinder is fixed, and when the two limit posts face the wiring cylinder, the first screw rod synchronously rotates in the threaded hole and is matched with the notch;
And D, after the two limit posts fix the wiring cylinder, the mounting plate is mounted on the distribution box by taking the mounting plate external bolts, and finally, the wire outlet joint is abutted against an external power supply, so that the bus duct body can transmit current.
According to the copper-aluminum transition connection tool for the bus duct incoming line section and the application method of the copper-aluminum transition connection tool, the wiring cylinder is inserted into the wiring terminal, the external thread cutter is inserted into the limit hole and rotates to drive the second screw to rotate, and the first screw rotates in the threaded hole and is meshed with the two limit posts, so that the clamping interfaces on the two limit posts are clamped on the extension parts on the wiring cylinder, the incoming line section in flexible connection with the circuit board in the distribution box is fixed, the stability of the incoming line section is guaranteed, and the stability of current transmission after the bus duct is installed is improved.
Drawings
FIG. 1 is a schematic overall structure of the present invention;
FIG. 2 is a schematic diagram of a jack slot according to the present invention;
FIG. 3 is a schematic structural view of the terminal of the present invention;
FIG. 4 is a schematic view of the guide block of the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4A according to the present invention;
FIG. 6 is a schematic view of a limiting hole according to the present invention;
fig. 7 is a schematic view of the structure of the cavity of the present invention.
In the figure, 1, a bus duct body; 2, a wire outlet joint, 3, a wire inlet joint, 4, a plugging groove, 5, a guide block, 6, a mounting plate, 7, a wiring cylinder, 8, an extension part, 9, a lead wire, 10, a wiring terminal, 11, a threaded hole, 12, a first screw rod, 13, a limiting hole, 14, a notch, 15, a connecting rod, 16, a roller, 17, a clamping interface, 18, a cavity, 19, a second screw rod, 20 and a connecting port.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
In order to improve the stability of inserting the inlet wire festival 3 into the switch board, refer to fig. 1, fig. 2, fig. 3, fig. 5 and fig. 6 and show, including bus duct body 1, bus duct body 1 one end is provided with inlet wire festival 3, and inlet wire festival 3 and outlet wire festival 2 are respectively initial end generating line and terminal bus, and bus duct body 1 is connected with the switch board, need be connected the row in inlet wire festival 3 and the switch board. The outside of the wire inlet section 3 is provided with a guide block 5 for connecting the bus duct body 1 with a distribution box, a flexible connection circuit board is arranged in the guide block 5, and after the wiring cylinder 7 is inserted into the inserting groove 4, the lead 9 can be connected with the circuit board, so that current can be transmitted into the wiring cylinder 7. The guide block 5 is provided with the wiring section of thick bamboo 7 of being connected with the block terminal internal circuit board in keeping away from 1 one side of ampere bus duct body, the wiring section of thick bamboo 7 outside is provided with and is used for stabilizing the spacing subassembly behind wiring section of thick bamboo 7 and the block terminal circuit board soft connection, through pegging graft wiring section of thick bamboo 7 to terminal 10 in, external screw thread sword peg graft in spacing hole 13 and rotate, drive the rotation of second screw 19, along with first screw 12 rotates in screw hole 11 to mesh with two spacing posts 21, thereby make the outward extension 8 of joint 17 joint on wiring section of thick bamboo 7 on two spacing posts 21, will fix with the inlet wire festival 3 of block terminal internal circuit board soft connection.
In order to be convenient for fix the inlet wire festival 3, refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6 and show, guide block 5 is close to bus duct body 1 one side and has seted up the spliced groove 4 with inlet wire festival 3 looks adaptation, is provided with the circuit board in the spliced groove 4 for the electric current flows to the wiring section of thick bamboo 7, the electric current transmission of later stage of being convenient for. The utility model discloses a wire inlet joint 3, including the grafting groove 4, be provided with the slip unit that is used for reducing friction when the wire inlet joint 3 gets into grafting groove 4 in the grafting groove 4, the slip unit is including seting up the recess that is arranged in grafting groove 4 notch inner wall, and grafting groove 4 sets up to a plurality of, and the wall all sets up flutedly about every grafting groove 4, be provided with the joining pole 15 in the recess, be provided with gyro wheel 16 on the joining pole 15, all be provided with joining pole 15 and gyro wheel 16 in every recess. When the wire inlet section 3 is inserted into the inserting groove 4, the roller 16 contacts with the wire inlet section 3, when the wire inlet section 3 is inserted into the inserting groove 4, the upper surface and the lower surface of the wire inlet section 3 are both contacted with the roller 16, along with the rotation of the roller 16, the wire inlet section 3 can be prevented from being directly abutted against the groove wall of the inserting groove 4 when entering, and the wire inlet section 3 can be prevented from being worn by multiple times of insertion and extraction, so that the service life of the wire inlet section 3 is prolonged. The limiting assembly comprises a mounting plate 6, a binding post 10 is arranged on one side, close to the wiring cylinder 7, of the mounting plate 6, a cavity 18 is formed in the binding post 10, and the diameter of the inner wall of the cavity 18 is larger than that of the inner wall of the wiring cylinder 7. Two limit posts 21 are symmetrically arranged around the outer side of the binding post 10, two symmetrical threaded holes 11 are formed in the outer side of the binding post 10, and two through holes are formed in the outer side of the binding post 10 and used for moving the two limit posts 21. The two screw holes 11 are internally provided with first screw rods 12, one sides of the two limit posts 21 close to the first screw rods 12 are provided with notches 14 matched with the first screw rods 12, and when the two limit posts 21 are close to the wiring cylinder 7, the first screw rods 12 rotate in the screw holes 11 and are matched with the notches 14 in the limit posts 21, so that the movement of the limit posts 21 is facilitated. And two be provided with second screw rod 19 between the spacing post 21, two the one side that spacing post 21 is separated all is provided with spacing hole 13, and external instrument rotates spacing hole 13 to can drive the rotation of second screw rod 19, all seted up the jack in two spacing posts 21, and set up the screw thread with second screw rod 19 outside screw thread looks adaptation in the jack, when second screw rod 19 rotates, two spacing posts 21 then can rotate on second screw rod 19, through the rotatory spacing of first screw rod 12, make two spacing posts 21 remove. The second screw 19 extends into the limiting hole 13, a connecting port 20 for flexible connection with a circuit board is arranged in the cavity 18, an extension part 8 is arranged on the outer side of the wiring cylinder 7, a lead 9 matched with the connecting port 20 is arranged on one side, close to the wiring post 10, of the wiring cylinder 7, a clamping port 17 for clamping the extension part 8 is formed in the opposite faces of the two wiring posts 10, and when the extension part 8 is clamped in the clamping port 17, the wiring cylinder 7 is fixed in the cavity 18. The other end of the bus duct body 1 is provided with an outlet joint 2.
The application method of the bus duct inlet wire section 3 copper-aluminum transition connection tool comprises the following steps,
Step A, firstly, aligning a wire inlet joint 3 with an inserting groove 4, slowly moving a bus duct body 1, inserting the wire inlet joint 3 into the inserting groove 4, enabling the upper surface and the lower surface of the inserting groove 4 to be in contact with a roller 16 along with the insertion of the inserting groove 4, and enabling the wire inlet joint 3 to be inserted into the deep part of the inserting groove 4 under the rotation of the roller 16;
Step B, slowly inserting the wiring cylinder 7 into the cavity 18 of the wiring post 10, inserting the lead 9 into the connecting port 20, inserting the threading tool into the limiting hole 13, rotating the threading tool to drive the second screw 19 to rotate, and enabling the two limiting posts 21 to approach towards the center of the cavity 18 along with the rotation of the second screw 19;
Step C, after the two limiting columns 21 are close to the wiring cylinder 7, the outer extension part 8 at the outer side of the wiring post 10 is clamped into the clamping interface 17, the wiring cylinder 7 is fixed, and when the two limiting columns 21 face the wiring cylinder 7, the first screw 12 synchronously rotates in the threaded hole 11 and is matched with the notch 14;
And D, after the two limiting columns 21 fix the wiring cylinder 7, the mounting plate 6 is taken to be externally connected with the bolts, the mounting plate 6 is mounted on the distribution box, and finally the wire outlet joint 2 is abutted against an external power supply, so that the bus duct body 1 can transmit current.
The foregoing has outlined and described the basic principles, features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a bus duct inlet wire festival copper aluminium transitional coupling frock, its characterized in that, including bus duct body (1), bus duct body (1) one end is provided with inlet wire festival (3), the inlet wire festival (3) outside is provided with guide block (5) that are used for getting into bus duct body (1) and block terminal, guide block (5) keep away from An Muxian groove body (1) one side and be provided with wiring section of thick bamboo (7) with block terminal internal circuit board flexible coupling, wiring section of thick bamboo (7) outside is provided with spacing subassembly after being used for stabilizing wiring section of thick bamboo (7) and block terminal circuit board flexible coupling, guide block (5) are close to bus duct body (1) one side and have been offered jack groove (4) with inlet wire festival (3) looks adaptation, jack groove (4) are provided with the sliding unit who is used for reducing friction when inlet wire festival (3) get into jack groove (4), spacing subassembly is including mounting panel (6), mounting panel (6) are close to wiring section of thick bamboo (7) one side and are provided with terminal (10), terminal (10) are seted up cavity (18) in wiring section of thick bamboo (10), two screw bolts (11) are provided with two screw holes (11) in the symmetry outside, two screw posts (11), two spacing post (21) are close to first screw rod (12) one side all offered with breach (14) of first screw rod (12) looks adaptation, and two be provided with second screw rod (19) between spacing post (21), two spacing post (21) one side that separates all is provided with spacing hole (13), second screw rod (19) extend to in spacing hole (13).
2. The bus duct incoming line section copper-aluminum transition connection tool of claim 1, wherein the sliding unit comprises a groove formed in the inner wall of a notch of the inserting groove (4), an adapter rod (15) is arranged in the groove, and a roller (16) is arranged on the adapter rod (15), wherein when the incoming line section (3) is inserted into the inserting groove (4), the roller (16) is in contact with the incoming line section (3).
3. The bus duct incoming line section copper-aluminum transition connection tool of claim 1 is characterized in that a connection port (20) for being in flexible connection with a circuit board is arranged in the cavity (18).
4. The bus duct wire inlet section copper-aluminum transition connection tool of claim 1 is characterized in that an extension part (8) is arranged on the outer side of the wiring cylinder (7), and a lead (9) matched with a connection port (20) is arranged on one side, close to the wiring post (10), of the wiring cylinder (7).
5. The bus duct incoming line section copper-aluminum transition connection tool of claim 1 is characterized in that clamping interfaces (17) for clamping the extension parts (8) are formed on opposite surfaces of the two binding posts (10).
6. The copper-aluminum transition connection tool for the bus duct incoming line section is characterized in that an outgoing line section (2) is arranged at the other end of the bus duct body (1).
7. The use method of the bus duct inlet wire section copper-aluminum transitional connection tool based on any one of claims 1 to 6 is characterized by comprising the following steps,
Step (A), firstly, aligning a wire inlet joint (3) with a plug-in groove (4), slowly moving a bus duct body (1), inserting the wire inlet joint (3) into the plug-in groove (4), enabling the upper surface and the lower surface of the plug-in groove (4) to be in contact with a roller (16) along with the insertion of the plug-in groove (4), and enabling the wire inlet joint (3) to be inserted into the deep part of the plug-in groove (4) under the rotation of the roller (16);
Step (B), slowly inserting the wiring cylinder (7) into the cavity (18) of the wiring terminal (10), inserting the lead (9) into the connecting port (20), then inserting the threading tool into the limiting hole (13), rotating the threading tool to drive the second screw (19) to rotate, and enabling the two limiting columns (21) to approach towards the center of the cavity (18) along with the rotation of the second screw (19);
Step (C), after the two limit posts (21) are close to the wiring cylinder (7), the outer extension part (8) at the outer side of the wiring post (10) is clamped into the clamping interface (17), the wiring cylinder (7) is fixed, and when the two limit posts (21) face the wiring cylinder (7), the first screw (12) synchronously rotates in the threaded hole (11) and is matched with the notch (14);
and (D) after the two limit posts (21) fix the wiring cylinder (7), taking the external bolts of the mounting plate (6) to mount the mounting plate (6) on the distribution box, and finally butting the wire outlet joint (2) with an external power supply, so that the bus duct body (1) can transmit current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211136261.7A CN115483655B (en) | 2022-09-19 | 2022-09-19 | Bus duct incoming line section copper-aluminum transitional connection tool and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211136261.7A CN115483655B (en) | 2022-09-19 | 2022-09-19 | Bus duct incoming line section copper-aluminum transitional connection tool and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115483655A CN115483655A (en) | 2022-12-16 |
| CN115483655B true CN115483655B (en) | 2024-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211136261.7A Active CN115483655B (en) | 2022-09-19 | 2022-09-19 | Bus duct incoming line section copper-aluminum transitional connection tool and application method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115483655B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205231277U (en) * | 2015-12-28 | 2016-05-11 | 河南九龙新能源材料有限公司 | Novel flexible coupling is arranged to acheson furnace furnace end electrode aluminium device |
| CN114744570A (en) * | 2022-03-17 | 2022-07-12 | 江苏冠卓电气有限公司 | Aluminum alloy bus duct with quick installation structure and assembling method thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9337632B2 (en) * | 2013-12-09 | 2016-05-10 | Tyco Electronics Corporation | Splice sleeve retainer with three coupling members for securing a sleeve to an electrical joint body |
| CN214753421U (en) * | 2021-03-18 | 2021-11-16 | 中国电建集团华东勘测设计研究院有限公司 | Generator circuit breaker and isolated phase enclosed bus connecting structure |
-
2022
- 2022-09-19 CN CN202211136261.7A patent/CN115483655B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205231277U (en) * | 2015-12-28 | 2016-05-11 | 河南九龙新能源材料有限公司 | Novel flexible coupling is arranged to acheson furnace furnace end electrode aluminium device |
| CN114744570A (en) * | 2022-03-17 | 2022-07-12 | 江苏冠卓电气有限公司 | Aluminum alloy bus duct with quick installation structure and assembling method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115483655A (en) | 2022-12-16 |
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