CN113161943A - Furnace program control upstairs cable bridge convenient to splice and use method thereof - Google Patents
Furnace program control upstairs cable bridge convenient to splice and use method thereof Download PDFInfo
- Publication number
- CN113161943A CN113161943A CN202110473371.1A CN202110473371A CN113161943A CN 113161943 A CN113161943 A CN 113161943A CN 202110473371 A CN202110473371 A CN 202110473371A CN 113161943 A CN113161943 A CN 113161943A
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- Prior art keywords
- cable bridge
- cable
- bridge main
- main body
- plate
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Classifications
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- 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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0456—Ladders or other supports
-
- 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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0406—Details thereof
- H02G3/0418—Covers or lids; Their fastenings
-
- 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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/06—Joints for connecting lengths of protective tubing or channels, to each other or to casings, e.g. to distribution boxes; Ensuring electrical continuity in the joint
- H02G3/0616—Joints for connecting tubing to casing
- H02G3/0691—Fixing tubing to casing by auxiliary means co-operating with indentations of the tubing, e.g. with tubing-convolutions
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a furnace program control upstairs cable bridge convenient to splice and a use method thereof, wherein the furnace program control upstairs cable bridge convenient to splice comprises a cable bridge main body and a cable bridge cover plate, flanges are arranged at the tops of two sides of the cable bridge main body, and edge feet are arranged at two ends of the bottom of the cable bridge cover plate, the invention has the beneficial effects that: the cooperation through type of calligraphy channel-section steel and billet is pegged graft and is convenient for make and carry out preliminary auxiliary connection between two cable testing bridge main parts, and prevent that two cable testing bridge main parts from taking place the side deviation when the concatenation, be convenient for reduce the friction between cable testing bridge apron and the cable testing bridge main part through the rolling subassembly, make the cable testing bridge apron can be better with the complete closing cap of cable testing bridge main part, be convenient for further carry out auxiliary connection between making two cable testing bridge main parts through auxiliary connection subassembly, and prevent even cable testing bridge main part direct separation when concatenation or dismantlement, the security when having increased the staff installation.
Description
Technical Field
The invention relates to the technical field of machinery, in particular to a furnace program control upstairs cable bridge convenient to splice and a use method thereof.
Background
The cable bridge is divided into structures of a groove type, a tray type, a ladder type, a grid type and the like, and comprises a support, a supporting arm, an installation accessory and the like. The inner bridge frame of the building can be independently erected and also can be laid on various buildings and pipe gallery supports, the characteristics of simple structure, attractive appearance, flexible configuration, convenient maintenance and the like are reflected, all parts need to be galvanized, and the inner bridge frame is arranged outside the building in the open air. The program-controlled upstairs cable bridge of current stove is not convenient for splice when using, and the simple dependence connecting piece and bolt are connected, and when connecting, be difficult to fix in advance aloft between two bridges, it is comparatively serious to rock, is difficult to install and dismantles.
Disclosure of Invention
The invention aims to provide a furnace program control upstairs cable bridge convenient to splice and a using method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a furnace program control upstairs cable bridge convenient for splicing, which comprises a cable bridge main body and a cable bridge cover plate, the tops of the two sides of the cable bridge main body are respectively provided with a flange, the two ends of the bottom of the cable bridge cover plate are respectively provided with a side foot, rolling components are arranged on the inner sides of the side legs at equal intervals, push plates are fixedly connected to the top of the cable bridge cover plate at equal intervals, one sections of the two sides of the cable bridge main body are fixedly connected with concave-shaped channel steel, one ends of the two sides of the cable bridge main body, which are far away from the concave-shaped channel steel, are fixedly connected with mounting blocks, a steel bar is fixedly connected with one end of the mounting block far away from the U-shaped channel steel, a groove plate is fixedly connected with one end of the bottom of the cable bridge main body close to the mounting block, the bottom of cable testing bridge main part just is close to the one end fixedly connected with picture peg of type of calligraphy channel-section steel, the inside of frid is equipped with auxiliary connection subassembly.
Preferably, the rolling component includes first mounting groove, spout, slide bar, slider, pivot, gyro wheel, first mounting groove has been seted up to the inboard equidistance of limit foot, the spout has all been seted up at the inboard upper and lower both ends that just are located first mounting groove of limit foot, the equal fixedly connected with slide bar in inside of spout, the outside sliding connection of slide bar has the slider, two one side that the slider is close to mutually rotates and is connected with the pivot, the outside middle part fixedly connected with gyro wheel of pivot.
Preferably, the outer side of the sliding rod is sleeved with a first spring, and one end of the first spring is fixedly connected with one side, away from the cable bridge main body, of the sliding block.
Preferably, supplementary coupling assembling includes slot, second mounting groove, rotor plate, round pin piece, second spring, two slots have been seted up to one side that the frid is close to the picture peg, the one end that the picture peg was kept away from to the frid has been seted up the second mounting groove, the inside cross rotation of second mounting groove is connected with the rotor plate, two one side that the rotor plate was kept away from extends to the inside and the fixedly connected with round pin piece of slot, two one side that the rotor plate was close to just is close to the one end fixedly connected with second spring of picture peg.
Preferably, the insertion plate is of a U-shaped structure, and pin holes are formed in the inner side of the insertion plate and in positions corresponding to the pin blocks.
Preferably, the two rotating plates together form an X-shaped structure.
Preferably, an oblique angle is formed in the inner side of the inserting plate and at one end close to the pin block, and the oblique angle is also formed in one end of the pin block close to the inserting plate.
Preferably, the edges of two ends of the bottom of the cable bridge main body are both provided with threaded holes.
The invention also provides a use method of the furnace program control upstairs cable bridge convenient for splicing, which comprises the following steps:
s1, firstly, moving the two cable bridge main bodies to the designated positions on the external wall ledge, splicing, aligning the mounting block and the steel bar on the front side of the cable bridge main body to the concave channel steel on the rear side of the other cable bridge main body, and inserting the steel bar into the inner side of the concave channel steel to complete primary auxiliary connection;
s2, when the steel bars are inserted into the U-shaped channel steel, the inserting plate is also inserted into two slots inside the slot plate, at the moment, the two pin blocks are clamped in pin holes on the inner side of the inserting plate through the elasticity of the second spring to limit the inserting plate, so that further auxiliary connection is completed, and then the two cable bridge main bodies are fixed through external connecting pieces and bolts;
s3, laying the cable in the cable bridge main body, pushing a cable bridge cover plate from the top of the side face of the cable bridge main body after laying, and pushing the sliding block by the first spring to enable the roller to be in contact with the side wall of the cable bridge main body when the cable bridge cover plate slides on the top of the cable bridge main body, so that friction is reduced, and the cable bridge cover plate can better completely cover the cable bridge main body;
s4, when the cable bridge main bodies need to be disassembled, firstly, the operation of S3 is carried out reversely to disassemble the cable bridge cover plate, then the connecting piece and the bolt between the two cable bridge main bodies are disassembled, at the moment, the two cable bridge main bodies are still in a connecting state, then the two rotating plates on one side of the groove plate are pinched, the pin block is driven to be separated from the pin hole on the inner side of the inserting plate through the rotation of the two rotating plates, the unlocking is completed, at the moment, the inserting plate can be taken out from the inserting groove, and then the two cable bridge main bodies are separated from each other.
Compared with the prior art, the invention has the beneficial effects that: the cooperation through type of calligraphy channel-section steel and billet is pegged graft and is convenient for make and carry out preliminary auxiliary connection between two cable testing bridge main parts, and prevent that two cable testing bridge main parts from taking place the side deviation when the concatenation, be convenient for reduce the friction between cable testing bridge apron and the cable testing bridge main part through the rolling subassembly, make the cable testing bridge apron can be better with the complete closing cap of cable testing bridge main part, be convenient for further carry out auxiliary connection between making two cable testing bridge main parts through auxiliary connection subassembly, and prevent even cable testing bridge main part direct separation when concatenation or dismantlement, the security when having increased the staff installation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is an enlarged view of the invention at A;
FIG. 4 is a schematic view of the bottom structure of the present invention during splicing;
fig. 5 is an enlarged view of the invention at B.
In the figure: 1. a cable tray body; 2. a cable bridge cover plate; 3. a flange; 4. a leg; 5. a rolling component; 51. a first mounting groove; 52. a chute; 53. a slide bar; 54. a slider; 55. a rotating shaft; 56. a roller; 57. a first spring; 6. pushing the plate; 7. u-shaped channel steel; 8. mounting blocks; 9. a steel bar; 10. a groove plate; 11. inserting plates; 12. an auxiliary connection assembly; 121. a slot; 122. a second mounting groove; 123. a rotating plate; 124. a pin block; 125. a second spring; 126. a pin hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a furnace program control upstairs cable bridge convenient for splicing comprises a cable bridge main body 1 and a cable bridge cover plate 2, wherein flanges 3 are arranged at the tops of two sides of the cable bridge main body 1, side legs 4 are arranged at two ends of the bottom of the cable bridge cover plate 2, rolling assemblies 5 are arranged at equal intervals of the inner sides of the side legs 4, a push plate 6 is fixedly connected at equal intervals of the top of the cable bridge cover plate 2, concave-shaped channel steel 7 is fixedly connected at one section of each of two sides of the cable bridge main body 1, an installation block 8 is fixedly connected at one end of each of two sides of the cable bridge main body 1 far away from the concave-shaped channel steel 7, a steel bar 9 is fixedly connected at one end of each installation block 8 far away from the concave-shaped channel steel 7, a groove plate 10 is fixedly connected at one end of the bottom of the cable bridge main body 1 near the installation block 8, and an inserting plate 11 is fixedly connected at one end of the bottom of the cable bridge main body 1 near the concave-shaped channel steel 7, the inside of frid 10 is equipped with auxiliary connection assembly 12, and the cooperation through type of calligraphy channel-section steel 7 and billet 9 is pegged graft and is convenient for make and carry out preliminary auxiliary connection between two cable testing bridge main parts 1 to prevent that two cable testing bridge main parts 1 from taking place the lateral deviation when the concatenation.
Further, rolling component 5 includes first mounting groove 51, spout 52, slide bar 53, slider 54, pivot 55, gyro wheel 56, first mounting groove 51 has been seted up to the inboard equidistance of limit foot 4, spout 52 has all been seted up to the inboard upper and lower both ends that just is located first mounting groove 51 of limit foot 4, the equal fixedly connected with slide bar 53 in inside of spout 52, slide bar 53's outside sliding connection has slider 54, two one side that slider 54 is close to mutually rotates and is connected with pivot 55, the outside middle part fixedly connected with gyro wheel 56 of pivot 55 is convenient for reduce the friction between cable bridge apron 2 and the cable bridge main part 1 through rolling component 5, makes cable bridge apron 2 can be better with the complete closing cap of cable bridge main part 1.
Further, a first spring 57 is sleeved on the outer side of the sliding rod 53, and one end of the first spring 57 is fixedly connected with one side of the sliding block 54 far away from the cable bridge main body 1.
Further, supplementary coupling assembling 12 includes slot 121, second mounting groove 122, rotor plate 123, round pin piece 124, second spring 125, two slots 121 have been seted up to one side that the frid 10 is close to picture peg 11, second mounting groove 122 has been seted up to the one end that the frid 10 kept away from picture peg 11, the inside alternately rotation of second mounting groove 122 is connected with rotor plate 123, two one side that rotor plate 123 kept away from mutually extends to the inside and the fixedly connected with round pin piece 124 of slot 121, two one side that rotor plate 123 is close to mutually and the one end fixedly connected with second spring 125 that is close to picture peg 11 is convenient for further carry out the auxiliary connection between making two cable bridge main parts 1 through supplementary coupling assembling 12 to prevent even cable bridge main part 1 direct separation when concatenation or dismantlement, increased the security when the staff installation.
Furthermore, the inserting plate 11 is of a U-shaped structure, and a pin hole 126 is formed in the inner side of the inserting plate 11 and in a position corresponding to the pin block 124, so that better limiting is facilitated.
Further, the two rotating plates 123 together form an X-shaped structure, which facilitates the optimization of the device structure.
Furthermore, an oblique angle is formed at one end of the inner side of the inserting plate 11, which is close to the pin block 124, and an oblique angle is also formed at one end of the pin block 124, which is close to the inserting plate 11.
Further, threaded holes are formed in the edges of the two ends of the bottom of the cable bridge main body 1, and the two cable bridge main bodies 1 are convenient to fix through external connecting pieces and bolts.
The invention also provides a use method of the furnace program control upstairs cable bridge convenient for splicing, which comprises the following steps:
s1, firstly, moving the two cable bridge main bodies 1 to the designated positions on the external wall ledge, splicing, aligning the mounting block 8 and the steel bar 9 on the front side of the cable bridge main body 1 to the concave-shaped channel steel 7 on the rear side of the other cable bridge main body 1, and inserting the steel bar 9 into the inner side of the concave-shaped channel steel 7 to complete primary auxiliary connection;
s2, when the steel bars 9 are inserted into the U-shaped channel steel 7, the inserting plate 11 is also inserted into two slots 121 inside the slot plate 10, at this time, the two pin blocks 124 are clamped in the pin holes 126 inside the inserting plate 11 through the elastic force of the second springs 125 to limit the inserting plate 11, so that further auxiliary connection is completed, and then the two cable bridge main bodies 1 are fixed through external connecting pieces and bolts;
s3, laying the cable in the cable bridge main body 1, pushing the cable bridge cover plate 2 from the top of the side face of the cable bridge main body 1 after laying, and when the cable bridge cover plate 2 slides on the top of the cable bridge main body 1, pushing the sliding block 54 by the first spring 57 to enable the roller 56 to be in contact with the side wall of the cable bridge main body 1, so that friction is reduced, and the cable bridge cover plate 2 can better completely cover the cable bridge main body 1;
s4, when the cable bridge main body 1 needs to be disassembled, firstly, the operation of S3 is reversely carried out to disassemble the cable bridge cover plate 2, then the connecting piece and the bolt between the two cable bridge main bodies 1 are disassembled, at the moment, the two cable bridge main bodies 1 are still in a connecting state, then the two rotating plates 123 on one side of the groove plate 10 are pinched, the pin block 124 is driven to be separated from the pin hole 126 on the inner side of the inserting plate 11 through the rotation of the two rotating plates 123, the unlocking is completed, at the moment, the inserting plate 11 can be taken out from the inserting groove 121, and then the two cable bridge main bodies 1 are separated from each other.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A furnace program control upstairs cable bridge convenient to splice comprises a cable bridge main body (1) and a cable bridge cover plate (2) and is characterized in that flanges (3) are arranged at the tops of the two sides of the cable bridge main body (1), side legs (4) are arranged at the two ends of the bottom of the cable bridge cover plate (2), rolling assemblies (5) are arranged at the inner side of the side legs (4) at equal intervals, push plates (6) are fixedly connected at the top of the cable bridge cover plate (2) at equal intervals, concave-shaped channel steel (7) is fixedly connected at one sections of the two sides of the cable bridge main body (1), installation blocks (8) are fixedly connected at the two sides of the cable bridge main body (1) and at one ends far away from the concave-shaped channel steel (7), steel bars (9) are fixedly connected at one ends far away from the concave-shaped channel steel (7) of the installation blocks (8), and a groove plate (10) is fixedly connected at one end, close to the bottom of the installation blocks (8), of the cable bridge main body (1), the cable bridge frame is characterized in that the bottom of the cable bridge frame main body (1) is close to one end of the U-shaped channel steel (7) and is fixedly connected with an inserting plate (11), and an auxiliary connecting assembly (12) is arranged inside the inserting plate (10).
2. The furnace program-controlled upstairs cable bridge convenient to splice according to claim 1, wherein the rolling component (5) comprises a first mounting groove (51), a sliding groove (52), a sliding rod (53), a sliding block (54), a rotating shaft (55) and a roller (56), the first mounting groove (51) is formed in the inner side of the side foot (4) at an equal interval, the sliding groove (52) is formed in the inner side of the side foot (4) and in the upper end and the lower end of the first mounting groove (51), the sliding rod (53) is fixedly connected in the sliding groove (52), the sliding block (54) is connected in a sliding mode in the outer side of the sliding rod (53), the rotating shaft (55) is rotatably connected to one side of the sliding block (54) close to the sliding groove, and the roller (56) is fixedly connected to the middle of the outer side of the rotating shaft (55).
3. The oven controlled upstairs cable tray convenient to splice as claimed in claim 2, wherein the outer side of the sliding rod (53) is sleeved with a first spring (57), and one end of the first spring (57) is fixedly connected with one side of the sliding block (54) far away from the cable tray main body (1).
4. The oven-controlled upstairs cable tray convenient to splice according to claim 1, wherein the auxiliary connection assembly (12) comprises a slot (121), a second mounting groove (122), a rotating plate (123), a pin block (124) and a second spring (125), two slots (121) are opened at one side of the slot plate (10) close to the insertion plate (11), a second mounting groove (122) is opened at one end of the slot plate (10) far away from the insertion plate (11), the rotating plate (123) is rotatably connected to the inside of the second mounting groove (122) in a crossed manner, two sides of the rotating plate (123) far away from each other extend to the inside of the slot (121) and are fixedly connected with the pin block (124), and two sides of the rotating plate (123) close to each other and are fixedly connected with the second spring (125) at one end close to the insertion plate (11).
5. The oven controlled upstairs cable tray convenient to splice as claimed in claim 4, wherein the inserting plate (11) is of a U-shaped structure, and the pin hole (126) is formed at the position corresponding to the pin block (124) on the inner side of the inserting plate (11).
6. The oven controlled upstairs cable tray for easy splicing according to claim 4, wherein two said rotating plates (123) together form an X-shaped structure.
7. The oven controlled upstairs cable tray convenient to splice as claimed in claim 4, wherein the inner side of the inserting plate (11) and the end near the pin block (124) are beveled, and the end near the inserting plate (11) of the pin block (124) is also beveled.
8. The furnace program-controlled upstairs cable tray convenient to splice as claimed in claim 1, wherein the cable tray main body (1) is provided with threaded holes at both ends of the bottom.
9. The use method of the oven controlled upstairs cable tray convenient for splicing according to any one of claims 1 to 8, comprising the steps of:
s1, firstly, moving the two cable bridge main bodies (1) to the designated positions on the external wall ledge, splicing, aligning the installation block (8) and the steel bar (9) on the front side of the cable bridge main body (1) to the concave-shaped channel steel (7) on the rear side of the other cable bridge main body (1), and inserting the steel bar (9) into the inner side of the concave-shaped channel steel (7) to complete primary auxiliary connection;
s2, when the steel bar (9) is inserted into the U-shaped channel steel (7), the inserting plate (11) is also inserted into two inserting grooves (121) in the groove plate (10), at the moment, the two pin blocks (124) are clamped in pin holes (126) in the inner side of the inserting plate (11) through the elastic force of a second spring (125), the inserting plate (11) is limited, further auxiliary connection is completed, and then the two cable bridge main bodies (1) are fixed through external connecting pieces and bolts;
s3, laying the cable in the cable bridge main body (1), pushing the cable bridge cover plate (2) from the top of the side face of the cable bridge main body (1) after laying, wherein when the cable bridge cover plate (2) slides on the top of the cable bridge main body (1), the first spring (57) pushes the sliding block (54) to further enable the roller (56) to be in contact with the side wall of the cable bridge main body (1), so that friction is reduced, and the cable bridge cover plate (2) can better completely cover the cable bridge main body (1);
s4, when the cable bridge main body (1) needs to be disassembled, firstly, the operation of S3 is reversely carried out to disassemble the cable bridge cover plate (2), then the connecting piece and the bolt between the two cable bridge main bodies (1) are disassembled, at the moment, the two cable bridge main bodies (1) are still in a connecting state, then the two rotating plates (123) on one side of the groove plate (10) are pinched, the pin block (124) is driven to be separated from the pin hole (126) on the inner side of the inserting plate (11) through the rotation of the two rotating plates (123), the unlocking is completed, at the moment, the inserting plate (11) can be taken out from the inserting groove (121), and the two cable bridge main bodies (1) are further separated from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110473371.1A CN113161943A (en) | 2021-04-29 | 2021-04-29 | Furnace program control upstairs cable bridge convenient to splice and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110473371.1A CN113161943A (en) | 2021-04-29 | 2021-04-29 | Furnace program control upstairs cable bridge convenient to splice and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113161943A true CN113161943A (en) | 2021-07-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110473371.1A Withdrawn CN113161943A (en) | 2021-04-29 | 2021-04-29 | Furnace program control upstairs cable bridge convenient to splice and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113161943A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113889942A (en) * | 2021-10-19 | 2022-01-04 | 广东欲丰电器制造有限公司 | Adjustable taut concatenation formula cable testing bridge for electrical engineering |
| CN114570503A (en) * | 2022-03-18 | 2022-06-03 | 保定市润城新型建材科技有限公司 | Horizontal reducing mechanism of environment-friendly building materials waste recycling |
| CN117748382A (en) * | 2024-02-19 | 2024-03-22 | 扬州市四维能源科技有限公司 | Groove type cable bridge |
-
2021
- 2021-04-29 CN CN202110473371.1A patent/CN113161943A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113889942A (en) * | 2021-10-19 | 2022-01-04 | 广东欲丰电器制造有限公司 | Adjustable taut concatenation formula cable testing bridge for electrical engineering |
| CN114570503A (en) * | 2022-03-18 | 2022-06-03 | 保定市润城新型建材科技有限公司 | Horizontal reducing mechanism of environment-friendly building materials waste recycling |
| CN117748382A (en) * | 2024-02-19 | 2024-03-22 | 扬州市四维能源科技有限公司 | Groove type cable bridge |
| CN117748382B (en) * | 2024-02-19 | 2024-04-26 | 扬州市四维能源科技有限公司 | Groove type cable bridge |
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Application publication date: 20210723 |