CN214501162U - Track joint switch structure and switch assembly thereof - Google Patents
Track joint switch structure and switch assembly thereof Download PDFInfo
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- CN214501162U CN214501162U CN202120328550.1U CN202120328550U CN214501162U CN 214501162 U CN214501162 U CN 214501162U CN 202120328550 U CN202120328550 U CN 202120328550U CN 214501162 U CN214501162 U CN 214501162U
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- track
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- mounting plate
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Abstract
The utility model relates to the technical field of track lamp switch structures, in particular to a track joint switch structure and a switch component thereof, which comprises a joint track body, a track power connection rubber strip arranged on the joint track body and a switch component arranged on the joint track body; the switch assembly comprises a mounting plate, a conductive module and an adjusting piece, wherein the conductive module is mounted on the mounting plate in a limiting mode, the adjusting piece is used for adjusting the conductive module to be close to or far away from the rail electric connection rubber strip, and the mounting plate is fixed on the joint rail body. The utility model has novel structure, and realizes conduction when the conductive module and the rail electric connection rubber strip are close to butt through operating the adjusting piece; make through operation regulating part when electrically conductive module keeps away from the track meets the electric adhesive tape, realize the disconnection, convenient operation, use are nimble simple and convenient, can realize electrically conductive module's removal in order to realize breaking off or switching on through operation regulating part.
Description
Technical Field
The utility model belongs to the technical field of the track lamp switch structure technique and specifically relates to indicate a track joint switch structure and switch module thereof.
Background
Along with the continuous pursuit of people to light effect, many shopping malls, concert or recreation places need use light effect to set off the atmosphere, and for the convenience of wiring and pleasing to the eye, can adopt the track lamp usually, and the track lamp is the illumination lamps and lanterns of an mountable in ceiling or wall, mainly through set up fixed track on ceiling or wall, makes the track lamp install on the track to the track lamp can move on the track. The track light is usually mounted on the track through a track joint, so that the track light is driven to slide by the sliding of the track joint on the track. However, the traditional track joint switch has the disadvantages of complex structure, inconvenient use and poor flexibility.
Disclosure of Invention
The utility model discloses problem to prior art provides a track joint switch structure and switch module thereof, novel structure, convenient operation, use are nimble simple and convenient, can realize electrically conductive module's removal in order to realize breaking off or switching on through the operation regulating part.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model also provides a track joint switch structure, which comprises a joint track body, a track power connection rubber strip arranged on the joint track body and a switch component arranged on the joint track body; the switch assembly comprises a mounting plate, a conductive module and an adjusting piece, wherein the conductive module is mounted on the mounting plate in a limiting mode, the adjusting piece is used for adjusting the conductive module to be close to or far away from the rail electric connection rubber strip, and the mounting plate is fixed on the joint rail body.
The joint track body is of a single-pass structure, and the conductive module and the adjusting piece are both provided with one.
Wherein, connect the track body and be bi-pass or tee bend structure, conductive module with the regulating part all is provided with two or three.
The conductive module comprises a lifting seat, a base arranged at the bottom of the lifting seat and a plurality of conductive sheets arranged in the base, wherein the bottom of the base is provided with a plurality of holes for extending one ends of the conductive sheets; the bottom of the mounting plate is provided with a plurality of guide columns, the lifting seat is provided with guide holes which are inserted in a matched manner with the guide columns, the bottom ends of the guide columns are connected with limit screws, the limit screws limit the lifting seat between the mounting plate and the limit screws, a first spring is sleeved on the periphery of each guide column, and two ends of each first spring are respectively connected with the mounting plate and the lifting seat;
the regulating part is adjusting screw, the base is provided with and gives stepping down adjusting screw's via hole, the lift seat is provided with installs adjusting screw's first thread groove, the mounting panel be provided with adjusting screw cooperation spiro union's second thread groove, first thread groove corresponds the setting with the second thread groove.
The base is internally provided with a plurality of accommodating grooves for accommodating a plurality of conducting strips, the top of the inner wall of each accommodating groove is connected with a second spring, and the second springs are connected with the tops of the conducting strips so as to maintain one ends of the conducting strips to extend out of the holes.
Wherein, adjusting screw's top is stretched out suddenly the second thread groove is connected with the spacing post, the both sides on second thread groove top are provided with respectively and switch on the stopper and break off the stopper, switch on the stopper and break off the stopper all with spacing post cooperation butt is spacing.
The utility model also provides a switch module that track joint switch structure was used, install the electrically conductive module of mounting panel and be used for adjusting the regulating part that electrically conductive module reciprocated including mounting panel, spacing.
The conductive module comprises a lifting seat, a base arranged at the bottom of the lifting seat and a plurality of conductive sheets arranged in the base, wherein the bottom of the base is provided with a plurality of holes for extending one ends of the conductive sheets; the bottom of the mounting plate is provided with a plurality of guide columns, the lifting seat is provided with guide holes which are inserted in a matched manner with the guide columns, the bottom ends of the guide columns are connected with limit screws, the limit screws limit the lifting seat between the mounting plate and the limit screws, a first spring is sleeved on the periphery of each guide column, and two ends of each first spring are respectively connected with the mounting plate and the lifting seat;
the regulating part is adjusting screw, the base is provided with and gives stepping down adjusting screw's via hole, the lift seat is provided with installs adjusting screw's first thread groove, the mounting panel be provided with adjusting screw cooperation spiro union's second thread groove, first thread groove corresponds the setting with the second thread groove.
The base is internally provided with a plurality of accommodating grooves for accommodating a plurality of conducting strips, the top of the inner wall of each accommodating groove is connected with a second spring, and the second springs are connected with the tops of the conducting strips so as to maintain one ends of the conducting strips to extend out of the holes.
Wherein, adjusting screw's top is stretched out suddenly the second thread groove is connected with the spacing post, the both sides on second thread groove top are provided with respectively and switch on the stopper and break off the stopper, switch on the stopper and break off the stopper all with spacing post cooperation butt is spacing.
The utility model has the advantages that:
the utility model discloses novel structure, design benefit, the track connects electric adhesive tape and the switch module is installed on joint track body, and track connects electric adhesive tape to be located the switch module below, and the mounting panel is fixed on joint track body, can adjust the conductive module through the regulating part and reciprocate, makes the conductive module be close to or keep away from the track connects electric adhesive tape; when the conductive module is close to and abutted against the rail electric connection rubber strip by operating the adjusting piece, conduction is realized; make through operation regulating part when electrically conductive module keeps away from the track meets the electric adhesive tape, realize the disconnection, convenient operation, use are nimble simple and convenient, can realize electrically conductive module's removal in order to realize breaking off or switching on through operation regulating part.
Drawings
Fig. 1 is a schematic structural diagram of a track joint switch structure of the present invention.
Fig. 2 is another schematic view of the track joint switch structure of the present invention.
Fig. 3 is a partial exploded view of a track joint switch structure according to the present invention.
Fig. 4 is a schematic structural diagram of the switch assembly of the present invention.
Fig. 5 is a partial exploded view of the switch assembly of the present invention.
Fig. 6 is an exploded view of the switch assembly of the present invention.
The reference numerals in fig. 1 to 6 include:
1. a joint rail body; 2. connecting a rail with an electric adhesive tape; 3. a switch assembly; 4. mounting a plate; 5. a conductive module; 6. an adjustment member; 7. a lifting seat; 8. a base; 9. a conductive sheet; 10. opening a hole; 11. a guide post; 12. a guide hole; 13. a limiting screw; 14. a first spring; 16. a via hole; 17. a first thread groove; 18. a second thread groove; 19. a containing groove; 20. a second spring; 21. a limiting column; 22. the limiting block is conducted; 23. the stop block is disconnected.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
A track joint switch structure is shown in figures 1 to 6 and comprises a joint track body 1, a track electric connection rubber strip 2 arranged on the joint track body 1 and a switch component 3 arranged on the joint track body 1; switch module 3 includes mounting panel 4, the spacing conductive module 5 of installing at mounting panel 4 and is used for adjusting conductive module 5 and is close to or keeps away from the regulation piece 6 that track meets electric adhesive tape 2, mounting panel 4 is fixed on joint track body 1. Specifically, the utility model discloses novel structure, design benefit, the track connects electric adhesive tape 2 and switch module 3 to install on joint track body 1, and track connects electric adhesive tape 2 to be located switch module 3 below, and mounting panel 4 is fixed on joint track body 1, can adjust conductive module 5 through adjusting part 6 and reciprocate, makes conductive module 5 be close to or keep away from connect electric adhesive tape 2 with the track; when the conductive module 5 is close to and abutted against the track electric connection rubber strip 2 by operating the adjusting piece 6, conduction is realized; make through operation adjusting part 6 when electrically conductive module 5 keeps away from track meets electric adhesive tape 2, realize the disconnection, convenient operation, use are nimble simple and convenient, can realize electrically conductive module 5's removal in order to realize breaking off or switching on through operation adjusting part 6.
The track joint switch structure of this embodiment, joint track body 1 is the single-pass structure, conducting module 5 with regulating part 6 all is provided with one.
A track joint switch structure, connect track body 1 to be bi-pass or tee bend structure, conductive module 5 with regulating part 6 all is provided with two or three.
Specifically, the joint track body 1 can be a one-way structure, and can also be a two-way, three-way or four-way structure, the number of the conductive modules 5 and the adjusting pieces 6 is increased or decreased according to actual needs, and the use is flexible.
In the track joint switch structure described in this embodiment, the conductive module 5 includes a lifting seat 7, a base 8 installed at the bottom of the lifting seat 7, and a plurality of conductive sheets 9 installed in the base 8, and a plurality of openings 10 for extending one ends of the conductive sheets 9 are formed at the bottom of the base 8; the bottom of the mounting plate 4 is provided with a plurality of guide pillars 11, the lifting seat 7 is provided with guide holes 12 which are inserted in a matched manner with the guide pillars 11, the bottom end of each guide pillar 11 is connected with a limiting screw 13, the limiting screw 13 limits the lifting seat 7 between the mounting plate 4 and the limiting screw 13, a first spring 14 is sleeved on the periphery of each guide pillar 11, and two ends of each first spring 14 are respectively connected with the mounting plate 4 and the lifting seat 7;
the regulating part 6 is adjusting screw, the base 8 is provided with and gives the via hole 16 of adjusting screw, the seat 7 that goes up and down is provided with installs adjusting screw's first thread groove 17, the mounting panel 4 be provided with adjusting screw cooperation spiro union's second thread groove 18, first thread groove 17 corresponds the setting with second thread groove 18.
Specifically, the track power connection rubber strip 2 is provided with an avoiding hole (not marked in the figure), and the adjusting screw rod is exposed in the avoiding hole, so that an operator can use the adjusting piece 6 (adjusting screw rod) conveniently; the guide post 11 is inserted in the guide hole 12 in a matched manner, so that the lifting seat 7 of the conductive module 5 is stable when moving up and down, a guide effect is achieved, the limit screw 13 and the mounting plate 4 limit the moving range of the lifting seat 7, namely the moving range of the conductive module 5, and the first spring 14 can push the lifting seat 7 to facilitate the downward movement and reset of the conductive module 5; when the conductive module 5 is close to the track power connection rubber strip 2, one end of the conductive sheet 9 extends out of the opening 10 and then is abutted against the track power connection rubber strip 2 to carry out power connection conduction; adjusting screw is connected with first thread groove 17 and the cooperation of second thread groove 18, adjusting screw's spiral shell head and lift seat 7 butt, and via hole 16 corresponds the setting with dodging the hole, and adjusting screw exposes in via hole 16 and dodges the hole, makes things convenient for operating personnel to twist and moves adjusting screw reciprocates in order to drive lift seat 7, convenient to use, flexible operation.
In the track joint switch structure of this embodiment, a plurality of containing grooves 19 for containing a plurality of conducting strips 9 are provided in the base 8, the top of the inner wall of each containing groove 19 is connected with a second spring 20, and the second spring 20 is connected with the top of each conducting strip 9 so as to maintain the state that one end of each conducting strip 9 extends out of the corresponding opening 10. Specifically, two ends of the second spring 20 are respectively connected to the inner wall of the accommodating groove 19 and the conductive sheet 9, so as to ensure that one end of the conductive sheet 9 can maintain a state of extending out of the opening 10; preferably, one end of the conducting strip 9 is provided with a protruding part extending out of the opening 10; one end of the conducting strip 9 extends out of the opening 10 and then is connected with the track and the electric connection rubber strip 2 in an abutting mode to achieve conduction.
This embodiment a track joint switch structure, adjusting screw's top is stretched out suddenly second thread groove 18 is connected with spacing post 21, the both sides on 18 tops of second thread groove are provided with respectively and switch on stopper 22 and break off stopper 23, switch on stopper 22 and break off stopper 23 all with spacing post 21 cooperation butt is spacing. Specifically, when the adjusting screw is rotated to lift and move the conductive module 5, the conductive sheet 9 of the conductive module 5 is connected to or disconnected from the track power connection rubber strip 2 in an abutting mode, and the connection limiting block 22 and the disconnection limiting block 23 are connected to or disconnected from the limiting column 21 in an abutting mode in a matching mode, so that the rotation range of the adjusting screw can be limited.
The utility model also provides a switch module that track joint switch structure was used, as shown in fig. 4 to fig. 6, including mounting panel 4, spacing installation at mounting panel 4 conductive module 5 and be used for adjusting conductive module 5 regulating part 6 that reciprocates. Specifically, the conductive module 5 can be adjusted to move up and down through the adjusting piece 6, so that the conductive module 5 is close to or far away from the rail of the joint rail body 1 and is connected with the electric adhesive tape 2; when the conductive module 5 is close to and abutted against the rail electric connection rubber strip 2 by operating the adjusting piece 6, conduction is realized; when making conductive module 5 keep away from track electricity connection adhesive tape 2 through operation adjusting part 6, realize the disconnection, convenient operation, use are nimble simple and convenient, can realize conductive module 5's removal in order to realize breaking off or switching on through operation adjusting part 6.
In the switch assembly 3 for the track joint switch structure described in this embodiment, the conductive module 5 includes a lifting seat 7, a base 8 installed at the bottom of the lifting seat 7, and a plurality of conductive sheets 9 installed in the base 8, and a plurality of openings 10 for extending one ends of the conductive sheets 9 are formed at the bottom of the base 8; the bottom of the mounting plate 4 is provided with a plurality of guide pillars 11, the lifting seat 7 is provided with guide holes 12 which are inserted in a matched manner with the guide pillars 11, the bottom end of each guide pillar 11 is connected with a limiting screw 13, the limiting screw 13 limits the lifting seat 7 between the mounting plate 4 and the limiting screw 13, a first spring 14 is sleeved on the periphery of each guide pillar 11, and two ends of each first spring 14 are respectively connected with the mounting plate 4 and the lifting seat 7;
the regulating part 6 is adjusting screw, the base 8 is provided with and gives the via hole 16 of adjusting screw, the seat 7 that goes up and down is provided with installs adjusting screw's first thread groove 17, the mounting panel 4 be provided with adjusting screw cooperation spiro union's second thread groove 18, first thread groove 17 corresponds the setting with second thread groove 18.
Specifically, the guide post 11 and the guide hole 12 are inserted in a matching manner, so that the lifting seat 7 of the conductive module 5 is stable when moving up and down, a guiding effect is achieved, the limit screw 13 and the mounting plate 4 limit the moving range of the lifting seat 7, namely the moving range of the conductive module 5, and the first spring 14 can abut against the lifting seat 7, so that the conductive module 5 is convenient to move down and reset; when the conductive module 5 is close to the rail power connection rubber strip 2, one end of the conductive sheet 9 extends out of the opening 10 and then abuts against the rail power connection rubber strip 2 to conduct power connection; adjusting screw is connected with first thread groove 17 and the cooperation of second thread groove 18, and adjusting screw's spiral shell head and lift seat 7 butt, adjusting screw expose in via hole 16, make things convenient for operating personnel to twist and move adjusting screw in order to drive lift seat 7 and reciprocate convenient to use, flexible operation.
In the switch assembly 3 for the track joint switch structure described in this embodiment, a plurality of accommodating grooves 19 for accommodating a plurality of conductive sheets 9 are provided in the base 8, the top of the inner wall of the accommodating groove 19 is connected with a second spring 20, and the second spring 20 is connected with the top of the conductive sheet 9 so as to maintain the state that one end of the conductive sheet 9 extends out of the opening 10. Specifically, two ends of the second spring 20 are respectively connected to the inner wall of the accommodating groove 19 and the conductive sheet 9, so as to ensure that one end of the conductive sheet 9 can maintain a state of extending out of the opening 10; preferably, one end of the conducting strip 9 is provided with a protruding part extending out of the opening 10; one end of the conducting strip 9 extends out of the opening 10 and then is connected with the track and the electric connection rubber strip 2 in an abutting mode to achieve conduction.
This embodiment a switch module 3 that track joint switch structure used, adjusting screw's top is stretched out suddenly second thread groove 18 is connected with spacing post 21, the both sides on 18 tops of second thread groove are provided with respectively and switch on stopper 22 and break off stopper 23, switch on stopper 22 and break off stopper 23 all with spacing post 21 cooperation butt is spacing. Specifically, when the adjusting screw is rotated to lift and move the conductive module 5, the conductive sheet 9 of the conductive module 5 is connected to or disconnected from the track power connection rubber strip 2 in an abutting mode, and the connection limiting block 22 and the disconnection limiting block 23 are connected to or disconnected from the limiting column 21 in an abutting mode in a matching mode, so that the rotation range of the adjusting screw can be limited.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (10)
1. A track joint switch structure which characterized in that: the joint comprises a joint track body, a track power connection rubber strip arranged on the joint track body and a switch assembly arranged on the joint track body; the switch assembly comprises a mounting plate, a conductive module and an adjusting piece, wherein the conductive module is mounted on the mounting plate in a limiting mode, the adjusting piece is used for adjusting the conductive module to be close to or far away from the rail electric connection rubber strip, and the mounting plate is fixed on the joint rail body.
2. A track joint switch structure according to claim 1, characterized in that: the joint track body is of a single-pass structure, and the conductive module and the adjusting piece are both provided with one.
3. A track joint switch structure according to claim 1, characterized in that: the joint track body is of a bi-pass or three-way structure, and the conductive modules and the adjusting pieces are both provided with two or three.
4. A track joint switch structure according to claim 1, characterized in that: the conductive module comprises a lifting seat, a base arranged at the bottom of the lifting seat and a plurality of conductive sheets arranged in the base, wherein the bottom of the base is provided with a plurality of holes for extending one ends of the conductive sheets; the bottom of the mounting plate is provided with a plurality of guide columns, the lifting seat is provided with guide holes which are inserted in a matched manner with the guide columns, the bottom ends of the guide columns are connected with limit screws, the limit screws limit the lifting seat between the mounting plate and the limit screws, a first spring is sleeved on the periphery of each guide column, and two ends of each first spring are respectively connected with the mounting plate and the lifting seat;
the regulating part is adjusting screw, the base is provided with and gives stepping down adjusting screw's via hole, the lift seat is provided with installs adjusting screw's first thread groove, the mounting panel be provided with adjusting screw cooperation spiro union's second thread groove, first thread groove corresponds the setting with the second thread groove.
5. A track joint switch structure according to claim 4, characterized in that: the base is internally provided with a plurality of accommodating grooves for accommodating a plurality of conducting strips, the top of the inner wall of each accommodating groove is connected with a second spring, and the second springs are connected with the tops of the conducting strips so as to maintain one ends of the conducting strips to extend out of the holes.
6. A track joint switch structure according to claim 4, characterized in that: the top of adjusting screw stretches out the second thread groove and is connected with the spacing post, the both sides on second thread groove top are provided with respectively and switch on the stopper and break off the stopper, switch on the stopper and break off the stopper all with spacing post cooperation butt is spacing.
7. A switch assembly for a track joint switch structure, comprising: the electric conduction module comprises a mounting plate, an electric conduction module and an adjusting piece, wherein the electric conduction module is mounted on the mounting plate in a limiting mode, and the adjusting piece is used for adjusting the electric conduction module to move up and down.
8. The switch assembly of claim 7, wherein: the conductive module comprises a lifting seat, a base arranged at the bottom of the lifting seat and a plurality of conductive sheets arranged in the base, wherein the bottom of the base is provided with a plurality of holes for extending one ends of the conductive sheets; the bottom of the mounting plate is provided with a plurality of guide columns, the lifting seat is provided with guide holes which are inserted in a matched manner with the guide columns, the bottom ends of the guide columns are connected with limit screws, the limit screws limit the lifting seat between the mounting plate and the limit screws, a first spring is sleeved on the periphery of each guide column, and two ends of each first spring are respectively connected with the mounting plate and the lifting seat;
the regulating part is adjusting screw, the base is provided with and gives stepping down adjusting screw's via hole, the lift seat is provided with installs adjusting screw's first thread groove, the mounting panel be provided with adjusting screw cooperation spiro union's second thread groove, first thread groove corresponds the setting with the second thread groove.
9. The switch assembly of claim 8, wherein: the base is internally provided with a plurality of accommodating grooves for accommodating a plurality of conducting strips, the top of the inner wall of each accommodating groove is connected with a second spring, and the second springs are connected with the tops of the conducting strips so as to maintain one ends of the conducting strips to extend out of the holes.
10. The switch assembly of claim 8, wherein: the top of adjusting screw stretches out the second thread groove and is connected with the spacing post, the both sides on second thread groove top are provided with respectively and switch on the stopper and break off the stopper, switch on the stopper and break off the stopper all with spacing post cooperation butt is spacing.
Priority Applications (16)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120328550.1U CN214501162U (en) | 2021-02-04 | 2021-02-04 | Track joint switch structure and switch assembly thereof |
| US17/315,649 US11788717B2 (en) | 2020-05-11 | 2021-05-10 | Fixtures, power and control systems for same |
| US17/315,690 US11649953B2 (en) | 2020-05-11 | 2021-05-10 | Fixtures, power and control systems for same |
| US17/315,685 US11708965B2 (en) | 2020-05-11 | 2021-05-10 | Suspended LED fixtures having adjustable cord support |
| US17/315,661 US11781742B2 (en) | 2020-05-11 | 2021-05-10 | Fixtures, power and control systems for same |
| US17/315,668 US11739922B2 (en) | 2020-05-11 | 2021-05-10 | Fixtures, power and control systems for same |
| US17/315,698 US11796161B2 (en) | 2020-05-11 | 2021-05-10 | Fixtures, power and control systems for same |
| US17/315,634 US11892148B2 (en) | 2020-05-11 | 2021-05-10 | Fixtures, power and control systems for same |
| US17/315,645 US11906140B2 (en) | 2020-05-11 | 2021-05-10 | Fixtures, power and control systems for same |
| US18/119,960 US20230213176A1 (en) | 2020-05-11 | 2023-03-10 | Fixtures, Power and Control Systems for Same |
| US18/119,962 US20230296231A1 (en) | 2020-05-11 | 2023-03-10 | Fixtures, Power and Control Systems for Same |
| US18/130,106 US20230235875A1 (en) | 2020-05-11 | 2023-04-03 | Fixtures, Power and Control Systems for Same |
| US18/368,101 US20240085005A1 (en) | 2020-06-12 | 2023-09-14 | Fixtures, Power and Control Systems for Same |
| US18/369,448 US20240019110A1 (en) | 2020-06-12 | 2023-09-18 | Fixtures, Power and Control Systems for Same |
| US18/369,440 US11920767B2 (en) | 2020-06-12 | 2023-09-18 | Fixtures, power and control systems for same |
| US18/385,173 US20240068648A1 (en) | 2020-06-12 | 2023-10-30 | Fixtures, Power and Control Systems for Same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120328550.1U CN214501162U (en) | 2021-02-04 | 2021-02-04 | Track joint switch structure and switch assembly thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214501162U true CN214501162U (en) | 2021-10-26 |
Family
ID=78219609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120328550.1U Active CN214501162U (en) | 2020-05-11 | 2021-02-04 | Track joint switch structure and switch assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214501162U (en) |
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2021
- 2021-02-04 CN CN202120328550.1U patent/CN214501162U/en active Active
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