Tray type polymer composite material bridge

Abstract

The utility model discloses a tray type polymer composite material bridge which comprises a bridge body, the top end of the bridge body is in sliding connection with a bridge cover, the middle of the bridge cover is provided with a threaded hole, and the interior of the threaded hole is in threaded connection with a bolt; a plurality of arc-shaped blocks are arranged at the bottom end of a sliding plate, and the arc-shaped blocks are tightly attached to the surface of a cable through a telescopic rod and a first spring to clamp the cable, so that the equipment can fix various cables with different diameters, and the situations that the cables are wound and knotted, and thick cables press thin cables are effectively prevented from occurring; and by arranging the openable and closable fixing plate in the middle of the bottom end of the bridge main body, a worker can maintain the cable under the condition that the whole bridge is not opened, the workload of the worker is reduced, the working difficulty of the worker is reduced, and the practicability of the equipment is improved.

Description

Technical Field

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

[0002] Cable trays are divided into trough type, tray type, ladder type, grid type and other structures. They are composed of brackets, supports and installation accessories. The cable trays can be erected independently in buildings or laid on various buildings (structures) and pipe gallery brackets. They should have the characteristics of simple structure, beautiful appearance, flexible configuration and easy maintenance. All parts need to be galvanized and installed in the open air outside the building.

[0003] Chinese patent CN220234074U provides a cable tray type bridge, including a bridge body, a bridge cover slidably connected to the upper end of the bridge body, sliding slots are provided on both sides of the bridge body, a second sliding slotted plate is provided on the right side of the sliding slot, and a first sliding slotted plate is provided on the left side of the sliding slot. In the utility model, the bridge body, the bridge cover, the sliding slot, the first sliding slotted plate, the second sliding slotted plate, the first thread, the second nut, the double-sided threaded rod, the hole fixing block, the first segmented U-shaped clamp, the second segmented U-shaped clamp, the first heat dissipation hole, and the second heat dissipation hole are coordinated with each other, but the above-mentioned arrangement can only limit cables of the same thickness, which is not conducive to improving the practicality of the equipment. In addition, the entire equipment must be opened for maintenance, which is labor-intensive and the maintenance process is relatively cumbersome.

[0004] To this end, the utility model provides a tray-type polymer composite bridge, which is equipped with a plurality of arc blocks at the bottom end of the slide, and the arc blocks are clamped against the surface of the cable by telescopic rods and springs, so that the device can fix cables of various diameters, thereby reducing the probability of cable damage. By arranging a switchable fixing plate in the middle of the bottom end of the bridge body, the staff can repair the cables without opening the entire bridge, thereby reducing the workload of the staff and solving the above-mentioned problems. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a tray-type polymer composite bridge frame to solve the above-mentioned problems.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: a tray-type polymer composite bridge, comprising a bridge body, a bridge cover slidably connected to the top of the bridge body, a threaded hole formed in the middle of the bridge cover, a bolt threadedly connected to the inner portion of the threaded hole, a fixing plate hingedly connected to the middle portion of the bottom end of the bridge body, a mounting groove formed in the interior of the fixing plate, and symmetrical plugs slidably connected to the interior of the mounting groove;

[0007] A slide plate is slidably connected to the interior of the bridge frame body. A plurality of arc blocks are arranged at the bottom end of the slide plate. A plurality of evenly distributed telescopic rods are arranged between the slide plate and the arc blocks.

[0008] Preferably, the bolt passes through the bridge cover and is rotatably connected to a slide plate, the middle of the mounting slot is slidably connected to a pull block, a spring 2 is provided on the outside of the pull block, one end of the spring 2 is fixedly connected to the pull block, and the other end of the spring 2 is fixedly connected to a fixed plate.

[0009] Preferably, both sides of the pulling block are rotatably connected with connecting rods, the side of the connecting rod away from the pulling block is rotatably connected with an insert block, the output end of the insert block is slidably connected with a slot, and the slot is symmetrically opened on the inner wall of the bottom end of the middle part of the bridge body.

[0010] Preferably, both sides of the slide are slidably connected with slide grooves, the slide grooves are opened on the inner wall of the bridge body, one end of the telescopic rod is fixedly connected with the slide, and the other end of the telescopic rod is fixedly connected with the arc block.

[0011] Preferably, a spring 1 is provided on the outside of the telescopic rod, one end of the spring 1 is fixedly connected to the slide plate, and the other end of the spring 1 is fixedly connected to the arc block.

[0012] Preferably, the surfaces of the materials used for the bridge cover, the bridge body, the slide plate, the arc block and the fixing plate are all provided with air holes.

[0013] Beneficial effects

[0014] The utility model provides a tray-type polymer composite bridge frame. Compared with the existing technology, it has the following advantages:

[0015] (1) The tray-type polymer composite bridge is equipped with a plurality of arc blocks at the bottom end of the slide, and the arc blocks are clamped against the surface of the cable by a telescopic rod and a spring, so that the device can fix cables of various diameters, effectively preventing the cables from being entangled and knotted, and the thicker cables from pressing on the thinner cables, thereby reducing the probability of cable damage.

[0016] (2) The tray-type polymer composite cable tray has a switchable fixed plate in the middle of the bottom end of the cable tray body, so that the staff can repair the cables without opening the entire cable tray, which reduces the workload of the staff, reduces the difficulty of the staff's work, and improves the practicality of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0018] Figure 2 It is an exploded view of the overall structure of the utility model;

[0019] Figure 3 It is a cross-sectional view of the overall structure of the utility model;

[0020] Figure 4 This utility model Figure 3 A magnified schematic diagram of the structure of area A in the middle.

[0021] In the figure, 1 is the bridge cover; 2 is the bolt; 3 is the slide; 4 is the arc block; 5 is the slide plate; 6 is the fixing plate; 7 is the bridge body; 8 is the threaded hole; 9 is the mounting groove; 10 is the plug block; 11 is the slot; 12 is the telescopic rod; 13 is the spring 1; 14 is the spring 2; 15 is the pull block; 16 is the connecting rod. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] Example 1:

[0024] See also Figure 1-2 A tray-type polymer composite bridge comprises a bridge body 7, the top of the bridge body 7 is slidably connected to a bridge cover 1, a threaded hole 8 is provided in the middle of the bridge cover 1, and a bolt 2 is connected to the inner thread of the threaded hole 8, and a fixing plate 6 is hingedly connected to the middle of the bottom end of the bridge body 7, and a mounting groove 9 is provided inside the fixing plate 6, and a symmetrical plug-in block 10 is slidably connected to the inner side of the mounting groove 9; by rotating the bolt 2, the slide plate 5 is driven to slide along the slide groove 3, so that the arc block 4 is close to the surface of the cable, the cable is fixed, and cables of different thicknesses can be stored separately, so as to avoid the situation where thinner cables are entangled and knotted, and thicker cables press on thinner cables, thereby greatly improving the cable laying efficiency. The damage rate of the cable is reduced. The bolt 2 passes through the bridge cover 1 and is rotatably connected to the slide plate 5. The middle of the installation slot 9 is slidably connected to the pull block 15. A spring 14 is provided on the outside of the pull block 15. One end of the spring 14 is fixedly connected to the pull block 15, and the other end of the spring 14 is fixedly connected to the fixed plate 6. The two sides of the pull block 15 are rotatably connected to the connecting rod 16. The side of the connecting rod 16 away from the pull block 15 is rotatably connected to the plug block 10. The output end of the plug block 10 is slidably connected to the slot 11. The slot 11 is symmetrically arranged on the inner wall of the bottom end of the middle part of the bridge body 7. By arranging a number of evenly distributed springs 13 and telescopic rods 12 between the arc block 4 and the slide plate 5, the device can fix cables of different diameters.

[0025] Example 2:

[0026] See also Figure 3-4 , this embodiment provides a technical solution based on the first embodiment: the interior of the bridge body 7 is slidably connected with a slide plate 5, and a plurality of arc blocks 4 are provided at the bottom end of the slide plate 5, and a plurality of evenly distributed telescopic rods 12 are provided between the slide plate 5 and the arc blocks 4; the two sides of the slide plate 5 are slidably connected with a slide groove 3, and the slide groove 3 is opened on the inner wall of the bridge body 7, one end of the telescopic rod 12 is fixedly connected with the slide plate 5, and the other end of the telescopic rod 12 is fixedly connected with the arc block 4; the outside of the telescopic rod 12 is provided with a spring 13, one end of the spring 13 is fixedly connected with the slide plate 5, and the other end of the spring 13 is fixedly connected with The arc block 4 drives the connecting rod 16 to rotate by pulling the pull block 15, and the rotation of the connecting rod 16 drives the plug block 10 to exit the slot 11, so that the fixed plate 6 can be opened, which is convenient for the staff to repair the damaged cable. There is no need to pull the entire cable out of the bridge, which reduces the workload of the staff, reduces the difficulty of maintenance work, and improves the practicality of the equipment. The surfaces of the materials used for the bridge cover 1, the bridge body 7, the slide plate 5, the arc block 4 and the fixed plate 6 are all provided with air holes (not shown in the figure). By providing air holes on the surfaces of the bridge cover 1, the bridge body 7, the slide plate 5, the arc block 4 and the fixed plate 6, the heat dissipation of the cable is facilitated.

[0027] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0028] When working, first, by rotating the bolt 2, the slide plate 5 is driven to slide along the slide groove 3, so that the arc block 4 is close to the cable surface, the cable is fixed, and cables of different thicknesses can be stored separately, so as to avoid the situation where thinner cables are entangled and knotted, and thicker cables press on thinner cables, thereby greatly improving the laying efficiency of cables and reducing the damage rate of cables. By arranging a number of evenly distributed springs 13 and telescopic rods 12 between the arc block 4 and the slide plate 5, the device can fix cables of different diameters. By pulling the pull block 15, the connecting rod 16 is driven to rotate, and the connecting rod 16 rotates to drive the plug block 10 to exit the slot 11, so that the fixing plate 6 can be opened, which is convenient for the staff to repair the damaged cable. There is no need to pull the entire cable out of the bridge, which reduces the workload of the staff, reduces the difficulty of maintenance work, and improves the practicality of the device. By providing ventilation holes on the surfaces of the bridge cover 1, the bridge body 7, the slide plate 5, the arc block 4 and the fixing plate 6, it is convenient for the cable to dissipate heat.

[0029] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0030] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tray-type polymer composite bridge, comprising a bridge body (7), a bridge cover (1) slidably connected to the top of the bridge body (7), a threaded hole (8) opened in the middle of the bridge cover (1), a bolt (2) being threadedly connected to the inner thread of the threaded hole (8), and characterized in that: A fixing plate (6) is hingedly connected to the middle of the bottom end of the bridge frame body (7), a mounting groove (9) is provided inside the fixing plate (6), and a symmetrical plug-in block (10) is slidably connected inside the mounting groove (9); The bridge frame body (7) is internally slidably connected with a slide plate (5), a plurality of arc blocks (4) are arranged at the bottom end of the slide plate (5), and a plurality of evenly distributed telescopic rods (12) are arranged between the slide plate (5) and the arc blocks (4).

2. The tray-type polymer composite bridge according to claim 1, characterized in that: The bolt (2) passes through the bridge cover (1) and is rotatably connected to the slide plate (5). The middle part of the installation groove (9) is slidably connected to the pull block (15). A spring 2 (14) is provided on the outside of the pull block (15). One end of the spring 2 (14) is fixedly connected to the pull block (15), and the other end of the spring 2 (14) is fixedly connected to the fixed plate (6).

3. The tray-type polymer composite bridge according to claim 2, characterized in that: The two sides of the pull block (15) are rotatably connected to connecting rods (16), the side of the connecting rod (16) away from the pull block (15) is rotatably connected to the plug block (10), the output end of the plug block (10) is slidably connected to the slot (11), and the slot (11) is symmetrically opened on the inner wall of the bottom end of the middle part of the bridge frame body (7).

4. The tray-type polymer composite bridge according to claim 1, characterized in that: Both sides of the slide plate (5) are slidably connected with slide grooves (3), which are provided on the inner wall of the bridge frame body (7); one end of the telescopic rod (12) is fixedly connected with the slide plate (5), and the other end of the telescopic rod (12) is fixedly connected with the arc block (4).

5. The tray-type polymer composite bridge according to claim 1, characterized in that: A spring (13) is provided on the outside of the telescopic rod (12), one end of the spring (13) is fixedly connected to the slide plate (5), and the other end of the spring (13) is fixedly connected to the arc block (4).

6. The tray-type polymer composite bridge according to claim 1, characterized in that: The surfaces of the materials used for the bridge cover (1), the bridge body (7), the slide plate (5), the arc block (4) and the fixing plate (6) are all provided with air holes.

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