Anti-seismic cable bridge support

Abstract

The utility model relates to the technical field of anti-seismic equipment, in particular to an anti-seismic cable bridge support, which comprises a C-shaped cross beam, two screw rods and four C-shaped supporting beams, and is characterized in that the two screw rods are respectively and fixedly arranged at two ends of the C-shaped cross beam, a limiting plate is fixedly arranged on the C-shaped cross beam, and the C-shaped supporting beams are fixedly arranged on the C-shaped cross beam. First connecting blocks are connected to the two ends of the C-shaped supporting beam in a clamped mode, an anti-seismic hinge is fixedly connected to one side of each first connecting block, each first connecting block comprises a sliding block and a positioning plate, and a groove is formed in one side of each sliding block. The anti-seismic hinge has the advantages that when the anti-seismic hinge is connected with the C-shaped supporting beam, only the positioning plate needs to be pressed, the sliding block and the positioning plate are inserted from the end of the C-shaped supporting beam, then the positioning plate is loosened, the spring rod bounces the positioning plate upwards, the clamping block is inserted into the first clamping groove, and therefore connection of the anti-seismic hinge and the C-shaped supporting beam is completed, operation is easy and convenient, and the practicability is high. Therefore, the assembling efficiency can be improved, and the purpose of shortening the construction period is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of earthquake-resistant equipment, in particular to an earthquake-resistant cable bridge bracket. Background Art

[0002] Cable trays are mainly used to support, protect and manage cables. Through their structural design, cable trays provide necessary support for cables to ensure the safety and stability of cables. Indoor cable trays are usually hung on the top of the wall with brackets.

[0003] The existing seismic cable tray bracket mainly includes seven C-shaped steel beams for different purposes, two screw rods, eight seismic hinges, two bridge limiters and multiple V-shaped stiffeners. The connection between the seismic hinges and the C-shaped steel beams is fixed with bolts. Therefore, when in use, there are the following defects:

[0004] Since a large number of seismic hinges are used, the connections between multiple seismic hinges and C-shaped steel beams are all fixed with bolts, which is very time-consuming during assembly. As a result, the assembly efficiency is low, resulting in a long construction period. Utility Model Content

[0005] The purpose of the present invention is to at least solve one of the technical defects described in the background technology.

[0006] To this end, one purpose of the present invention is to provide an earthquake-resistant cable tray bracket, aiming to solve the problem of low assembly efficiency and low construction efficiency of the earthquake-resistant cable tray bracket in the prior art.

[0007] In order to achieve the above-mentioned object, an embodiment of one aspect of the present invention provides an earthquake-resistant cable tray bracket, comprising a C-shaped crossbeam, two screw rods and four C-shaped support beams, wherein the two screw rods are fixedly mounted at both ends of the C-shaped crossbeam, a limit plate is fixedly mounted on the C-shaped crossbeam, and both ends of the C-shaped support beam are clamped with a first connecting block, and one side of the first connecting block is fixedly connected to a earthquake-resistant hinge;

[0008] The first connecting block includes a slider and a positioning plate, a groove is provided on one side of the slider, a guide hole and an installation groove are provided inside the groove, a spring is inserted inside the installation groove, a guide rod is fixedly connected to one side of the positioning plate, the guide rod is slidably inserted inside the guide hole, a clamping block is fixedly connected to the side of the positioning plate away from the guide rod, and a first clamping groove is provided on the top of the inner wall at both ends of the C-shaped support beam.

[0009] Preferably, any of the above schemes has two second connecting blocks slidingly connected inside the C-shaped crossbeam, the structure and shape of the second connecting block are exactly the same as the first connecting block, and a second slot is provided at the top of the inner wall of the C-shaped crossbeam, and a protrusion is fixedly connected to one side of the top of the second connecting block, and the top of the protrusion is fixedly connected to a limiting plate, which further facilitates the assembly of the bracket and improves construction efficiency.

[0010] Compared with the prior art, the advantages and beneficial effects of the present invention are as follows:

[0011] 1. When connecting the anti-seismic hinge to the C-shaped support beam, you only need to press the positioning plate, insert the slider and the positioning plate from the end of the C-shaped support beam, and then release the positioning plate. The spring rod will bounce the positioning plate upward, so that the card block is inserted into the first card slot, thereby completing the connection between the anti-seismic hinge and the C-shaped support beam. The operation is simple and convenient, which can improve assembly efficiency and shorten the construction period.

[0012] 2. The limit plate is fixed by a second connecting block with the same structure as the first connecting block, which facilitates the sliding and fixing of the limit plate, thereby further improving the efficiency of assembly. In addition, the second connecting block has the same structure as the first connecting block, which makes it more convenient for manufacturers to produce parts.

[0013] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The above and / or additional aspects and advantages of the present invention will become apparent and readily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0015] Figure 1 It is a structural diagram of the present utility model.

[0016] Figure 2 This is a schematic structural diagram of the C-shaped crossbeam of the present invention.

[0017] Figure 3 This is a structural schematic diagram of the C-shaped support beam and the first connecting block of the utility model.

[0018] Figure 4 This is a structural diagram of the first connecting block and the seismic hinge of the utility model.

[0019] Figure 5 This is a structural diagram of the second connecting block and the limiting plate of the utility model.

[0020] Among them: 1. C-shaped crossbeam, 11. Second slot, 12. Through hole, 2. Screw, 21. First gasket, 22. Second gasket, 23. First nut, 24. Second nut, 25. Screw joint, 26. Third nut, 3. C-shaped support beam, 31. First slot, 4. First connecting block, 5. Second connecting block, 451. Slider, 4511. Groove, 4512. Guide hole, 4513. Mounting slot, 4514. Spring, 452. Positioning plate, 4521. Guide rod, 4522. Block, 6. Limiting plate, 61. Protrusion, 7. Anti-seismic hinge, 71. Fixing plate, 72. Connecting plate, 73. Positioning hole, 74. Notch, 8. C-shaped vertical beam, 9. V-shaped stiffening device. DETAILED DESCRIPTION

[0021] The following describes in detail embodiments of the present invention, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to explain the present invention, and should not be construed as limiting the present invention.

[0022] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integral connection; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium; and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0023] The utility model provides an earthquake-resistant cable bridge bracket.

[0024] Example 1:

[0025] like Figure 1-4As shown, it includes a C-shaped crossbeam 1, two screw rods 2 and four C-shaped support beams 3. The top of the screw rod 2 is threadedly connected with a screw rod joint 25, and the screw rod joint 25 is connected to the expansion bolt fixed to the wall top, so as to achieve the purpose of fixing the screw rod 2. The outer surface of the screw rod 2 is threadedly connected with a third nut 26, and the third nut 26 abuts against the bottom of the screw rod joint 25 to prevent the problem of loosening of the screw rod joint 25 due to vibration. The two screw rods 2 are fixedly installed at both ends of the C-shaped crossbeam 1. The bottom of both ends of the C-shaped crossbeam 1 is provided with a through hole 12. The screw rod 2 passes through the through hole 12, and the outer surface of the screw rod 2 is sleeved with a first gasket 21 and a second gasket 22. The first gasket 21 is located below the V-shaped crossbeam 1, and the second gasket 22 is located above the C-shaped crossbeam 1. The outer surface of the screw rod 2 is threadedly connected with a first nut 23 and a second nut 24. The first nut 23 is located below the first gasket 21. 21 is supported, thereby supporting the C-shaped crossbeam 1, a limit plate 6 is fixedly installed on the C-shaped crossbeam 1, and two limit plates 6 are provided for clamping the cable bridge. Both ends of the C-shaped support beam 3 are clamped with a first connecting block 4, and one side of the first connecting block 4 is fixedly connected to a seismic hinge 7. The seismic hinges 7 at both ends of the C-shaped support beam 3 are respectively connected to the screw rod 2 and the wall top, and the seismic hinge 7 includes a fixing plate 71, which is fixedly connected to the first connecting block 4. One side of the fixing plate 71 is rotatably connected to a connecting plate 72, and a positioning hole 73 is provided on the top of the connecting plate 72. The connecting plate 72 is sleeved on the surface of the screw rod 2 through the positioning hole 73, and the second nut 24 is rotated to press the second gasket 22 downward so that the second gasket 22 is pressed on the top of the connecting plate 72, thereby fixing the C-shaped crossbeam 1 and the seismic hinge 7, or using an expansion bolt to pass through the positioning hole 73 to fix the seismic hinge 7 to the wall top;

[0026] like Figure 4 As shown, the first connecting block 451 includes a slider 451 and a positioning plate 452. A groove 4511 is provided on one side of the slider 451. The depth of the groove 4511 is greater than the thickness of the positioning plate 452. A guide hole 4512 and a mounting groove 4513 are provided inside the groove 4511. A spring 4514 is inserted into the interior of the mounting groove 4513. The spring 4514 supports the positioning plate 452. A guide rod 4521 is fixedly connected to one side of the positioning plate 452. The guide rod 4521 is slidably inserted into the inside of the guide hole 4512 to guide the sliding direction of the positioning plate 452. A clamping block 4522 is fixedly connected to the side of the positioning plate 452 away from the guide rod 4521. A first clamping groove 31 is provided on the top of the inner wall at both ends of the C-shaped support beam 3. The spring 4514 supports the positioning plate 452 so that the clamping block 4522 is inserted into the first clamping groove 31, thereby consolidating the clamping and positioning of the first connecting block 4.

[0027] Specifically, a C-shaped vertical beam 8 is fixedly installed on the outer surface of the screw rod 2, and a plurality of V-shaped stiffening devices 9 are fixedly installed inside the C-shaped vertical beam 8. The C-shaped vertical beam 9 and the V-shaped stiffening devices 9 can improve the stability of the screw rod 2.

[0028] Preferably, Figure 3 As shown, a notch 74 is provided on the top of the connecting plate 72 connected to the screw rod 2 and connected to the positioning hole 73 , so as to facilitate the connection between the connecting plate 72 and the screw rod 2 .

[0029] The working principle of the present invention is as follows: when in use, the expansion bolts are installed by drilling holes in the top of the wall, and then the two screw rods 2 are fixed to the expansion bolts through the screw rod joint 25, the second nut 24 is threadedly connected to the surface of the screw rod 2 from the bottom, and the second gasket 22, C-shaped beam 1 and first gasket 21 are inserted from the bottom end of the screw rod 2 in sequence, and then the first nut 23 is threadedly connected to the surface of the screw rod 2 from the bottom of the screw rod 2, thereby supporting the C-shaped beam 1, and the seismic hinge 8 is clamped to the C-shaped support through the first connecting block 4. At both ends of the beam 3, the connecting plate 72 with a notch 74 is put on the surface of the screw rod 2, and then the second nut 24 is rotated to press down the second gasket 22, so that the second gasket 22 and the first gasket 21 clamp and fix the connecting plate 72 and the C-shaped crossbeam 1, and then rotate the C-shaped support beam 3 so that the seismic hinge 7 at the other end of the C-shaped support beam 3 fits the top of the wall, and then drill the corresponding positioning holes 73, and use expansion bolts to fix the seismic hinge 7 to the top of the wall, and finally fix the V-shaped vertical beam 8 to the surface of the screw rod 2 through the V-shaped stiffening device 9.

[0030] Example 2:

[0031] like Figure 5 As shown, on the basis of Example 1, the C-shaped beam 1 has two second connecting blocks 5 slidingly connected inside, the structure and shape of the second connecting block 5 are exactly the same as the first connecting block 4, and a second card slot 11 is provided at the top of the inner wall of the C-shaped beam 1, and a protrusion 61 is fixedly connected to one side of the top of the second connecting block 5, and the top of the protrusion 61 is fixedly connected to the limiting plate 6, pressing the positioning plate 452, and inserting the slider 451 and the positioning plate 452 from the end of the C-shaped beam 1. When fixing the cable tray, press the positioning plate 452 and slide the slider 451. When the limiting plate 6 is in contact with the side of the cable tray, release the positioning plate 452, and the spring rod 2514 bounces the positioning plate 452 upward, so that the card block 4522 is inserted into the second card slot 11, thereby achieving the purpose of fixing the limiting plate 6.

[0032] Compared with the prior art, the present invention has the following beneficial effects:

[0033] 1. When the seismic hinge 7 is connected to the C-shaped support beam 3, it is only necessary to press the positioning plate 452, insert the slider 451 and the positioning plate 452 from the end of the C-shaped support beam 3, and then release the positioning plate 452. The spring rod 2514 bounces the positioning plate 452 upward, so that the clamping block 4522 is inserted into the first clamping groove 31, thereby completing the connection between the seismic hinge 7 and the C-shaped support beam 3. The operation is simple and convenient, thereby improving the assembly efficiency and achieving the purpose of shortening the construction period.

[0034] 2. The limiting plate 6 is fixed by the second connecting block 5 having the same structure as the first connecting block 4, which facilitates the sliding and fixing of the limiting plate 6, thereby further improving the efficiency of assembly. In addition, the second connecting block 5 and the first connecting block 4 have the same structure, which makes it more convenient for manufacturers to produce parts.

Claims

1. An earthquake-resistant cable tray support, comprising a C-shaped crossbeam (1), two screw rods (2) and four C-shaped support beams (3), characterized in that: The two screw rods (2) are respectively fixedly mounted on the two ends of the C-shaped crossbeam (1), a limit plate (6) is fixedly mounted on the C-shaped crossbeam (1), both ends of the C-shaped support beam (3) are clamped with a first connecting block (4), and one side of the first connecting block (4) is fixedly connected with an anti-seismic hinge (7); The first connecting block (4) comprises a slider (451) and a positioning plate (452); a groove (4511) is provided on one side of the slider (451); a guide hole (4512) and a mounting groove (4513) are provided inside the groove (4511); a spring (4514) is inserted inside the mounting groove (4513); a guide rod (4521) is fixedly connected to one side of the positioning plate (452); the guide rod (4521) is slidably inserted inside the guide hole (4512); a clamping block (4522) is fixedly connected to the side of the positioning plate (452) away from the guide rod (4521); and a first clamping groove (31) is provided on the top of the inner wall at both ends of the C-shaped support beam (3).

2. The earthquake-resistant cable tray support according to claim 1, characterized in that: The C-shaped crossbeam (1) is internally slidably connected to two second connecting blocks (5), the structure and shape of the second connecting blocks (5) are completely identical to those of the first connecting blocks (4), and a second slot (11) is provided at the top of the inner wall of the C-shaped crossbeam (1).

3. The earthquake-resistant cable tray support according to claim 2, characterized in that: A protrusion (61) is fixedly connected to one side of the top of the second connecting block (5), and the top of the protrusion (61) is fixedly connected to a limiting plate (6).

4. The earthquake-resistant cable tray support according to claim 1, characterized in that: Through holes (12) are provided at the bottoms of both ends of the C-shaped crossbeam (1), the screw rod (2) passes through the through holes (12), and the outer surface of the screw rod (2) is sleeved with a first gasket (21) and a second gasket (22), and the outer surface of the screw rod (2) is threadedly connected with a first nut (23) and a second nut (24).

5. The earthquake-resistant cable tray support according to claim 4, characterized in that: The anti-seismic hinge (7) comprises a fixed plate (71), one side of which is rotatably connected to a connecting plate (72), and a positioning hole (73) is provided on the top of the connecting plate (72).

6. The earthquake-resistant cable tray support according to claim 5, characterized in that: A notch (74) that is in communication with the positioning hole (73) is provided on the top of the connecting plate (72) connected to the screw rod (2).

7. The earthquake-resistant cable tray support according to claim 1, characterized in that: The top end of the screw rod (2) is threadedly connected to a screw rod joint (25), and the outer surface of the screw rod (2) is threadedly connected to a third nut (26).

8. The earthquake-resistant cable tray support according to claim 1, characterized in that: A C-shaped vertical beam (8) is fixedly mounted on the outer surface of the screw rod (2), and a plurality of V-shaped stiffening devices (9) are fixedly mounted inside the C-shaped vertical beam (8).

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