Clamping type cable bridge

Abstract

The utility model provides a clamping type cable bridge which comprises a cable bridge and a bridge cover plate and further comprises a clamping structure arranged at the bottom of the cable bridge and the bottom of the bridge cover plate. And the inserting structure is arranged between the clamping structures. By splicing the corresponding number of cable bridges as required, heavy-current cables, light-current cables and the like can be separately placed in different cable bridges, so that the cable bridges can be conveniently spliced and separately arranged as required, the problem of electromagnetic interference between the cables caused by mixed arrangement of the cables is avoided, and the service life of the cables is prolonged. The bridge cover plate and the cable bridges are firmly fixed through the fixing bolts, and the abutting plate limits the second fixing plate, so that the cable bridges are firmly fixed, and the whole cable bridges are firmly clamped.

Description

Technical Field

[0001] The utility model relates to the technical field of cable bridges, in particular to a clamping type cable bridge. Background Art

[0002] A cable tray is a structural system used to support and protect cables, primarily consisting of brackets, supports, and mounting accessories. Cable trays come in a variety of configurations, including trough, tray, ladder, and grid types. They can be installed independently or on various structures and pipe gallery supports. They feature simple structure, attractive design, flexible configuration, and easy maintenance.

[0003] Among the existing utility models in China, the announcement number CN220527611U discloses a snap-on cable tray, which includes a tray body, a cover plate and a U-shaped mounting frame. The cover plate is movably snapped on the top of the tray body, and the U-shaped mounting frame is equidistantly installed on the bottom of the surface of the tray body. Two fixing blocks 1 are symmetrically fixedly installed at one end of both sides of the tray body, and two L-shaped connecting slots are symmetrically provided on one end face of the two fixing blocks 1. Fixed blocks 2 are symmetrically fixedly installed at the other end of both sides of the tray body, and mounting slots are provided on one end face of the two fixing blocks 2. The outside of the mounting slot is symmetrically rotatably connected with two rotating hooks. This snap-on cable tray can be conveniently and effectively docked, which improves the convenience of the tray connection, and also improves the efficiency and speed of the tray connection. At the same time, the docking connection operation is simple and convenient, stable and reliable, and can also be conveniently disassembled, effectively improving the connection performance of the cable tray.

[0004] When laying cables in cable trays, different types of cables are typically mixed together, such as in the aforementioned snap-on cable trays. However, when different types of cables, such as high-voltage cables, low-voltage cables, power cables, and communication cables, are mixed together, electromagnetic interference may occur between the different cables, thus affecting the normal operation of the communication system. Therefore, how to effectively prevent electromagnetic interference caused by the mixed laying of cables is a key issue that needs to be addressed in the design of snap-on cable trays. Utility Model Content

[0005] In order to solve the problem of electromagnetic interference between cables when they are mixed together, the utility model provides a snap-on cable tray.

[0006] The utility model solves the above technical problems through the following technical solutions:

[0007] The utility model provides a snap-on cable bridge, comprising a cable bridge and a bridge cover, and further comprising:

[0008] A clamping structure, which is arranged at the bottom of the cable tray and the tray cover;

[0009] The plug-in structure is arranged between the clamping structures, and the plug-in structure is inserted downward to synchronously push the clamping structure to move to both sides.

[0010] Preferably, the bottom side walls of the cable tray and the tray cover are square protrusions downward, the square protrusions at the bottom of the cable tray and the tray cover are clamped on the top inner wall of the cable tray, and the side walls of the tray cover are inclined toward both sides.

[0011] In this technical solution, the top of the bridge cover is inclined to both sides, which can facilitate the downward drainage of rainwater.

[0012] Preferably, the side walls of the cable tray and the tray cover are provided with sliding grooves, insertion grooves, placement grooves and positioning grooves, the internal cavities of the insertion grooves and the placement grooves are connected to each other, the positioning grooves are located on both sides of the insertion grooves, threaded grooves are provided at equal distances on the bottom side walls of the placement grooves on the tray cover, and a snap-in groove is provided on the inner side wall of the cable tray.

[0013] Preferably, positioning blocks are fixedly connected to the top side walls of the cable tray at equal distances, and the positioning blocks and positioning grooves cooperate with each other.

[0014] In this technical solution, the positioning groove at the bottom of one cable tray is clamped onto the positioning block at the top of another cable tray. The two combined cable trays are positioned by the positioning block and the positioning groove so that the clamping groove faces the clamping block.

[0015] Preferably, the clamping structure includes a pushing plate, a connecting rod, a clamping block and a spring, the pushing plate is slidably connected in the insertion groove, the top side wall of the pushing plate is set to a circular arc structure, the connecting rod is fixedly connected to the side wall of the pushing plate at equal distances, the other end of the connecting rod extends into the sliding groove, the other end of the connecting rod is fixedly connected to the clamping block, the clamping block is slidably connected in the sliding groove, one end of the spring is fixedly connected to the inner side wall of the sliding groove, and the other end of the spring is fixedly connected to the side wall of the clamping block.

[0016] Preferably, the clamping block and the clamping slot cooperate with each other.

[0017] In this technical solution, the push plate moves to both sides, the push plate drives the connecting rod to move, and the connecting rod drives the clamping block to move outward, so that the clamping block is clamped into the clamping groove and the spring is stretched.

[0018] Preferably, the plug-in structure includes a fixing plate 1, a fixing bolt, a fixing plate 2, a clamping plate and a plug-in plate. The bottoms of the fixing plate 1 and the fixing plate 2 are fixedly connected to the plug-in plate. The bottom side walls of the plug-in plate are inclined toward the middle. The side walls of the fixing plate 1 are threaded with fixing bolts at equal distances. The fixing bolts are threaded in the thread groove. The top side wall of the fixing plate 2 is fixedly connected to the clamping plate.

[0019] In this technical solution, the plug-in plate is inserted between the two pushing plates, pushing the pushing plates to move to both sides, and the fixing bolts are threaded into the threaded groove to fix the fixing plate 1 in the placement groove, thereby better fixing the fixing plate 1 and preventing the plug-in plate from detaching from between the pushing plates, so that the bridge cover and the cable bridge are firmly fixed.

[0020] Preferably, the length of the abutting plate is consistent with the distance between the bottom of the square protrusion on the cable tray cover and the bottom inner wall of the cable tray.

[0021] In this technical solution, the bridge cover or cable bridge located above can press against the clamping plate below, thereby better restricting the second fixed plate and preventing the second fixed plate from moving upward and causing the plug-in plate to separate from between the push plates.

[0022] Preferably, the fixing plate 1 cooperates with the placement groove on the bridge cover plate, the top of the fixing plate 1 is tilted to both sides, the inclination angle of the fixing plate 1 is consistent with the inclination angle of the top of the bridge cover plate, and the fixing plate 2 cooperates with the placement groove on the cable bridge.

[0023] Preferably, a handle groove is provided on the side wall of the fixing plate 1.

[0024] In this technical solution, the fixing plate 1 can be taken out from the placement groove by extending a hand into the handle groove.

[0025] On the basis of conforming to the common sense in this field, the above-mentioned preferred conditions can be arbitrarily combined to obtain the preferred embodiments of the present utility model.

[0026] The positive progress effect of this utility model is:

[0027] 1. By snapping one cable tray onto the top of another cable tray, the two combined cable trays are positioned through the positioning block and the positioning slot so that the snap-in slot is facing the snap-in block, the plug-in board is inserted into the insertion slot, and the snap-in block is pushed into the snap-in slot so that the two cable trays are fixedly spliced ​​together. The corresponding number of cable trays are spliced ​​as needed, so that strong current, weak current and other cables can be placed separately in different cable trays, which is convenient for better splicing of cable trays according to needs and separate laying of cables to avoid mixed laying of cables, which may cause electromagnetic interference between them.

[0028] 2. Fix the fixing plate 1 in the placement groove by threading the fixing bolts into the thread groove to prevent the plug-in plate from being separated from the push plates, so that the bridge cover and the cable bridge are firmly fixed. The bridge cover or cable bridge located above can abut against the clamping plate below, thereby better restricting the fixing plate 2 and preventing the fixing plate 2 from moving upward and causing the plug-in plate to be separated from the push plates, thereby making the cable bridges firmly fixed to each other, making it easier for the cable bridge to be firmly connected as a whole. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model.

[0030] Figure 2 It is a schematic diagram of the overall internal structure of the utility model.

[0031] Figure 3 This is a schematic diagram of the internal structure of the utility model as a whole from a top view.

[0032] Description of Reference Numerals

[0033] 1. Cable tray; 2. Cable tray cover; 3. Plug-in structure; 301. Fixing plate 1; 302. Fixing bolt; 303. Fixing plate 2; 304. Clamping plate; 305. Plug-in plate; 311. Handle slot; 4. Snap-in structure; 401. Push plate; 402. Connecting rod; 403. Snap-in block; 404. Spring; 5. Positioning slot; 6. Placement slot; 7. Positioning block; 8. Sliding slot; 9. Insertion slot; 10. Thread. DETAILED DESCRIPTION

[0034] The present invention is further described below by way of examples, but the present invention is not limited to the scope of the examples.

[0035] like Figure 1-3 As shown, the snap-on cable tray includes a cable tray 1 and a tray cover 2, and further includes:

[0036] A clamping structure 4 is provided at the bottom of the cable tray 1 and the tray cover 2;

[0037] The plug-in structure 3 is arranged between the clamping structures 4. The plug-in structure 3 is inserted downward to synchronously push the clamping structure 4 to move to both sides.

[0038] The bottom side walls of the cable tray 1 and the tray cover 2 are square protrusions downward, and the square protrusions at the bottom of the cable tray 1 and the tray cover 2 are clamped on the top inner wall of the cable tray 1, and the side walls of the tray cover 2 are inclined toward both sides.

[0039] The top of the bridge cover 2 is inclined to both sides to facilitate the downward drainage of rainwater.

[0040] The side walls of the cable tray 1 and the tray cover 2 are provided with sliding grooves 8, insertion grooves 9, placement grooves 6 and positioning grooves 5. The internal cavities of the insertion grooves 9 and the placement grooves 6 are connected to each other. The positioning grooves 5 are located on both sides of the insertion grooves 9. Threaded grooves 10 are equidistantly provided on the bottom side walls of the placement grooves 6 on the tray cover 2, and a snap-in groove is provided on the inner side wall of the cable tray 1.

[0041] Positioning blocks 7 are fixedly connected to the top side walls of the cable tray 1 at equal distances, and the positioning blocks 7 and the positioning grooves 5 cooperate with each other.

[0042] The positioning groove 5 at the bottom of one cable tray 1 is clamped onto the positioning block 7 at the top of the other cable tray 1. The two combined cable trays 1 are positioned by the positioning block 7 and the positioning groove 5 so that the clamping groove faces the clamping block 403.

[0043] The clamping structure 4 includes a pushing plate 401, a connecting rod 402, a clamping block 403 and a spring 404. The pushing plate 401 is slidably connected in the insertion groove 9. The top side wall of the pushing plate 401 is set to a circular arc structure. The connecting rod 402 is fixedly connected to the side wall of the pushing plate 401 at equal distances. The other end of the connecting rod 402 extends into the sliding groove 8. The other end of the connecting rod 402 is fixedly connected to the clamping block 403. The clamping block 403 is slidably connected in the sliding groove 8. One end of the spring 404 is fixedly connected to the inner side wall of the sliding groove 8, and the other end of the spring 404 is fixedly connected to the side wall of the clamping block 403.

[0044] The clamping block 403 and the clamping slot cooperate with each other.

[0045] The push plate 401 moves to both sides, and the push plate 401 drives the connecting rod 402 to move, and the connecting rod 402 drives the clamping block 403 to move outward, so that the clamping block 403 is clamped into the clamping groove, and the spring 404 is stretched.

[0046] The plug-in structure 3 includes a fixing plate 1 301, a fixing bolt 302, a fixing plate 2 303, a tightening plate 304 and a plug-in plate 305. The bottoms of the fixing plate 1 301 and the fixing plate 2 303 are fixedly connected to the plug-in plate 305. The bottom side walls of the plug-in plate 305 are tilted toward the middle. The side walls of the fixing plate 1 301 are threaded with fixing bolts 302 at equal distances. The fixing bolts 302 are threaded in the thread groove 10. The top side wall of the fixing plate 2 303 is fixedly connected to the tightening plate 304.

[0047] The plug-in board 305 is inserted between the two push plates 401, pushing the push plates 401 to move to both sides, and the fixing bolts 302 are threaded into the thread groove 10, fixing the fixing plate 1 301 in the placement groove 6, thereby better fixing the fixing plate 1 301, preventing the plug-in board 305 from being separated from between the push plates 401, so that the bridge cover 2 and the cable bridge 1 are firmly fixed.

[0048] The length of the abutting plate 304 is consistent with the distance between the bottom of the square protrusion on the cable tray cover 2 and the bottom inner wall of the cable tray 1.

[0049] The bridge cover plate 2 or the cable bridge 1 located above can abut against the clamping plate 304 below, thereby better restricting the second fixing plate 303 and preventing the second fixing plate 303 from moving upward and causing the plug-in plate 305 to separate from between the pushing plates 401.

[0050] The fixing plate 1 301 cooperates with the placement slot 6 on the bridge cover plate 2, the top of the fixing plate 1 301 is tilted to both sides, the tilt angle of the fixing plate 1 301 is consistent with the tilt angle of the top of the bridge cover plate 2, and the fixing plate 2 303 cooperates with the placement slot 6 on the cable bridge 1.

[0051] A handle groove 311 is defined on the side wall of the first fixing plate 301 .

[0052] By putting one's hand into the handle groove 311 , the fixing plate 1 301 can be taken out from the placement groove 6 .

[0053] When the utility model is in use, when combining the cable tray 1 with the cable tray 1, one cable tray 1 is clamped and placed on the top of the other cable tray 1, and the positioning groove 5 at the bottom of one cable tray 1 is clamped on the positioning block 7 at the top of the other cable tray 1. The two combined cable trays 1 are positioned by the positioning block 7 and the positioning groove 5 so that the clamping groove faces the clamping block 403;

[0054] Insert the plug board 305 into the insertion slot 9, snap the second fixing plate 303 into the placement slot 6, insert the plug board 305 between the two pushing plates 401, push the pushing plate 401 to move to both sides, the pushing plate 401 drives the connecting rod 402 to move, the connecting rod 402 drives the clamping block 403 to move outward, so that the clamping block 403 is clamped into the clamping slot, the spring 404 is stretched, and the two cable trays 1 are fixedly spliced ​​together through the clamping block 403. The corresponding number of cable trays 1 are spliced ​​as needed, so that strong current, weak current and other cables can be placed separately in different cable trays 1, avoiding the problem of electromagnetic interference between the cables caused by mixed laying;

[0055] When the cable tray 1 and the tray cover 2 are connected, the tray cover 2 is connected and placed on the top of the cable tray 1. The positioning block 7 on the cable tray 1 is connected to the positioning groove 5 on the tray cover 2. Then the plug-in plate 305 is inserted into the insertion groove 9, so that the connecting block 403 is connected to the corresponding connecting groove. It is better to fix the tray cover 2 on the top of the cable tray 1, and then the fixing bolt 302 is threaded into the thread groove 10 to fix the fixing plate 301 on the top. Placed in the slot 6, it can better fix the fixing plate 1 301 and prevent the plug-in plate 305 from being separated from the pushing plate 401, so that the bridge cover 2 and the cable bridge 1 are firmly fixed. The bridge cover 2 or the cable bridge 1 located above can abut against the clamping plate 304 below, thereby better restricting the fixing plate 2 303 and preventing the fixing plate 2 303 from moving upward and causing the plug-in plate 305 to be separated from the pushing plate 401, so that the cable bridges 1 are firmly fixed to each other.

[0056] The present invention is not limited to the above-described embodiments. Any changes in shape or structure fall within the scope of protection of the present invention. The scope of protection of the present invention is defined by the appended claims. Those skilled in the art may make various changes or modifications to these embodiments without departing from the principles and essence of the present invention, and such changes and modifications shall fall within the scope of protection of the present invention.

Claims

1. A snap-on cable tray, comprising a cable tray (1) and a tray cover (2), characterized in that: Also includes: A clamping structure (4), the clamping structure (4) being arranged at the bottom of the cable bridge (1) and the bridge cover (2); A plug-in structure (3) is provided between the clamping structures (4); the plug-in structure (3) is inserted downwards to synchronously push the clamping structure (4) to move to both sides.

2. The snap-on cable tray according to claim 1, wherein: The bottom side walls of the cable tray (1) and the tray cover (2) are square protrusions extending downwards, the square protrusions at the bottom of the cable tray (1) and the tray cover (2) are clamped on the top inner side walls of the cable tray (1), and the side walls of the tray cover (2) are inclined toward both sides.

3. The snap-on cable tray according to claim 1, wherein: The side walls of the cable tray (1) and the tray cover (2) are both provided with a sliding groove (8), an insertion groove (9), a placement groove (6) and a positioning groove (5); the internal cavities of the insertion groove (9) and the placement groove (6) are communicated with each other; the positioning groove (5) is located on both sides of the insertion groove (9); thread grooves (10) are equidistantly provided on the bottom side wall of the placement groove (6) on the tray cover (2); and a snap-in groove is provided on the inner side wall of the cable tray (1).

4. The snap-on cable tray according to claim 1, wherein: Positioning blocks (7) are fixedly connected to the top side wall of the cable tray (1) at equal distances, and the positioning blocks (7) and the positioning grooves (5) cooperate with each other.

5. The snap-on cable tray according to claim 1, wherein: The clamping structure (4) comprises a pushing plate (401), a connecting rod (402), a clamping block (403) and a spring (404); the pushing plate (401) is slidably connected in the insertion groove (9); the top side wall of the pushing plate (401) is arranged to be an arc-shaped structure; the connecting rod (402) is fixedly connected to the side wall of the pushing plate (401) at equal distances; the other end of the connecting rod (402) extends into the sliding groove (8); the other end of the connecting rod (402) is fixedly connected to the clamping block (403); the clamping block (403) is slidably connected in the sliding groove (8); one end of the spring (404) is fixedly connected to the inner side wall of the sliding groove (8); and the other end of the spring (404) is fixedly connected to the side wall of the clamping block (403).

6. The snap-on cable tray according to claim 5, characterized in that: The clamping block (403) and the clamping slot cooperate with each other.

7. The snap-on cable tray according to claim 1, wherein: The plug-in structure (3) comprises a fixing plate (301), a fixing bolt (302), a fixing plate (303), a pressing plate (304) and a plug-in plate (305). The bottoms of the fixing plate (301) and the fixing plate (303) are fixedly connected to the plug-in plate (305). The bottom side wall of the plug-in plate (305) is tilted toward the middle. The fixing bolts (302) are threadedly connected at equal distances on the side wall of the fixing plate (301). The fixing bolts (302) are threadedly connected in the thread groove (10). The pressing plate (304) is fixedly connected to the top side wall of the fixing plate (303).

8. The snap-on cable tray according to claim 7, wherein: The length of the abutting plate (304) is consistent with the distance between the bottom of the square protrusion on the cable tray cover (2) and the bottom inner side wall of the cable tray (1).

9. The snap-on cable tray according to claim 7, wherein: The fixing plate 1 (301) cooperates with the placement groove (6) on the bridge cover (2), the top of the fixing plate 1 (301) is tilted toward both sides, the tilt angle of the fixing plate 1 (301) is consistent with the tilt angle of the top of the bridge cover (2), and the fixing plate 2 (303) cooperates with the placement groove (6) on the cable bridge (1).

10. The snap-on cable tray according to claim 7, wherein: A handle groove (311) is provided on the side wall of the fixing plate 1 (301).

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