Anti-seismic support hanger for cable bridge installation

Abstract

The utility model relates to the technical field of cable bridges, and discloses an anti-seismic support hanger for cable bridge installation, which comprises a bridge plate and a plurality of inclined C-shaped channel steels, support screws penetrate through the left and right sides of the top wall of the bridge plate, and vertical C-shaped channel steels penetrate through the middle upper parts of the two support screws. The adjacent sides of the two pieces of vertical C-shaped channel steel are in threaded connection with stiffening bolts, the two ends of the adjacent sides of the multiple pieces of inclined C-shaped channel steel are in threaded connection with loading and unloading bolts, connecting pieces penetrate through the outer walls of the multiple loading and unloading bolts, and the ends, away from each other, of the multiple connecting pieces are rotationally connected with anti-seismic connecting bases. According to the utility model, the plurality of inclined C-shaped channel steels are connected with the loading and unloading bolts and the connecting pieces, and the connecting pieces are rotationally connected with the anti-seismic connecting seats, so that part of structures can be pre-assembled and then mounted during mounting, the mounting process is smoother, and the mounting efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cable bridges, in particular to an anti-seismic support and hanger for installing cable bridges. Background Art

[0002] The seismic support and hanger installed on the cable tray is a support and fixing device specially designed to ensure the safety and stability of the cable tray when facing earthquakes, natural disasters or sudden vibrations. Through the coordinated action of various components, the vibration amplitude is reduced to avoid damage to the bridge structure and cable breakage.

[0003] After searching, the Chinese patent announcement number is: CN109494646A, an anti-seismic support and hanger for cable tray installation, including a transverse support beam, a cable tray frame for installing cables and a mounting rod bolted to both ends of the transverse support beam. The invention is an anti-seismic support and hanger for cable tray installation. The upper adjustment slide groove with built-in left and right internal translation sliders is opened inside the transverse support beam, and the left and right internal translation sliders of the L-shaped structure are respectively connected to the outer walls of the bridge frame on both sides by bolts. The lower end of the bridge frame and the upper surface of the left and right internal translation sliders are movably connected by longitudinal guide rods, making the entire support and hanger assembly and disassembly operation very simple and convenient, and by the transverse The internal translation slider composed of a translation base, a longitudinal fixed connecting plate and a longitudinal connecting sleeve is used to give it elastic buffering and recovery capabilities. Combined with the lateral extrusion spring on the outer surface, the entire bridge frame has both longitudinal and lateral elastic capabilities, and the seismic performance is greatly improved. However, the upper adjustment slide groove opened inside the transverse support beam in the device and the structure of the built-in left and right internal translation sliders require higher precision during installation to ensure that the sliders can be accurately installed in the slide grooves. Since the cable tray needs to be installed at the top of a floor higher than the ground, the operating skills and installation environment of the installer are required to be high, resulting in a decrease in the installation efficiency when installing the cable tray. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a seismic support and hanger for cable tray installation, which aims to improve the problem that when installing cable trays, the cable trays need to be installed on the top of a floor higher than the ground, which places high requirements on the operating skills and installation environment of the installers, resulting in reduced installation efficiency when installing cable trays.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an anti-seismic support and hanger for cable tray installation, comprising a bridge plate and a plurality of oblique C-shaped channel steels, wherein the left and right sides of the top wall of the bridge plate are penetrated by support screws, the middle and upper parts of the two support screws are penetrated by vertical C-shaped channel steels, the adjacent sides of the two vertical C-shaped channel steels are threadedly connected with stiffening bolts, the adjacent sides of the plurality of oblique C-shaped channel steels are threadedly connected at both ends of the multiple loading and unloading bolts, the outer walls of the multiple loading and unloading bolts are penetrated by connecting parts, the ends away from the multiple connecting parts are rotatably connected to the anti-seismic connecting seats, the multiple anti-seismic connecting seats are fixed to the top wall of the bridge plate through an adjusting component, the two support screws penetrate the plurality of anti-seismic connecting seats at the lower end, and the top walls of the plurality of anti-seismic connecting seats at the upper end are fixedly connected with shock-absorbing pads, the middle parts of the top walls of the plurality of shock-absorbing pads are provided with I-beams, the plurality of I-beams are fixed to the shock-absorbing pads through a fixing component, and the top wall of the bridge plate is provided with a line fixing mechanism.

[0006] Through the above technical solution: through the threaded connection of vertical C-shaped channel steel and stiffening bolts, the stability of the overall structure can be enhanced. At the same time, multiple oblique C-shaped channel steels are connected with the loading and unloading bolts and connecting parts, and the connecting parts are rotatably connected with the seismic connecting seat. It is possible to pre-assemble part of the structure during installation, and then install the assembled parts accordingly, making the installation process smoother and improving the installation efficiency.

[0007] As a further description of the above technical solution:

[0008] The wire fixing mechanism includes multiple fixed angle irons, and the adjacent multiple fixed angle irons are fixedly connected to a wire plate, the top wall of the wire plate is provided with multiple wire grooves at equal intervals, the top wall of the wire plate is rotatably connected to a fixing frame at equal intervals, the inner wall of the wire plate is equidistantly engaged with plastic spiral grooves, the inner walls of the multiple plastic spiral grooves are threadedly connected with fastening screws, the inner walls of the multiple fixing frames are fixedly connected to tension springs, and the bottom ends of the multiple tension springs are fixedly connected to arc-shaped rubber pads.

[0009] Through the above technical solution: multiple cable grooves opened through the top wall of the cable board provide a placement position for the cables, and at the same time the tension spring fixedly connected to the inner wall of the fixing frame has a certain elastic expansion and contraction ability, and the arc-shaped rubber pad fixedly connected at its bottom end will be tightly pressed on the cable under the tension of the spring, which can not only increase the friction with the cable and improve the fixing effect, but also avoid scratching and damage to the cable.

[0010] As a further description of the above technical solution:

[0011] The adjusting assembly includes an adjusting nut, which is threadedly connected to the upper middle portion of the outer wall of the support screw, and a fixing nut is threadedly connected to the lower middle portion of the outer wall of the support screw.

[0012] Through the above technical solution: the adjusting nut and the fixing nut are respectively threadedly connected to the upper and lower middle parts of the outer wall of the support screw, which are used to adjust the vertical position and fixation degree of the support screw to adapt to different installation heights and support requirements.

[0013] As a further description of the above technical solution:

[0014] The fixing assembly includes a plurality of screws, the outer walls of the plurality of screws are all penetrated through the inner bottom wall of the I-beam, and the upper and middle parts of the outer walls of the plurality of screws are all penetrated by U-shaped beam clamps.

[0015] Through the above technical solution: the screws penetrate the inner bottom wall of the I-beam to firmly connect the I-beam with other components. The U-beam clamp can enhance the stability and reliability of the connection and ensure that the I-beam will not loosen or fall off during work.

[0016] As a further description of the above technical solution:

[0017] Insulating pads are fixedly connected to the front and rear sides of the top wall of the bridge plate, nylon belts are fixedly connected to the right sides of the inner walls of the two insulating pads, and wire take-up drums are fixedly connected to the left sides of the top walls of the two insulating pads, and crank handles are fixedly connected to the far ends of the two wire take-up drums.

[0018] Through the above technical solution: the nylon belt fixed in the take-up drum can be reeled by rotating the take-up drum by cranking the handle. Since the cable is placed on the insulating pad, the nylon belt can tighten the cable during the reeling process.

[0019] As a further description of the above technical solution:

[0020] The ends of the two cranks that are away from each other are fixedly connected with handles, and the top walls and bottom walls of the two handles are fixedly connected with anti-slip strips.

[0021] Through the above technical solution: the handle at the front end of the crank is convenient for winding the take-up reel during installation, and the anti-slip strip on its outer wall can increase the friction between the fingers and the handle.

[0022] As a further description of the above technical solution:

[0023] The left ends of the front and rear sides of the bridge plate are fixedly connected to the limiting plates, the inner walls of the two limiting plates are penetrated by limiting bolts, and the top ends of the two limiting bolts are threadedly connected with fixing nuts.

[0024] Through the above technical solution: the fixing nut is rotated to fix the limit bolt and the limit plate, so that the take-up reel and the nylon belt are fixed to ensure the stability of the cable on the insulation pad.

[0025] As a further description of the above technical solution:

[0026] The top ends of the reinforcing bolts, the loading and unloading bolts, the adjusting nuts and the fixing nuts all adopt a hexagonal structure, and the multiple oblique C-shaped channel steels adopt a symmetrical design.

[0027] Through the above technical solution: the tops of the reinforcing bolts, loading and unloading bolts, adjusting nuts and fixing nuts adopt a hexagonal structure, which can facilitate the use of tools for tightening and loosening operations, and the operation is more convenient and quick.

[0028] The utility model has the following beneficial effects:

[0029] 1. In the present invention, the vertical C-shaped channel steel is threadedly connected with the reinforcing bolts to enhance the stability of the overall structure. At the same time, multiple oblique C-shaped channel steels are connected with the loading and unloading bolts and the connecting parts, and the connecting parts are rotatably connected with the seismic connecting seat. This enables the pre-assembly of part of the structure during installation, and then the corresponding installation of the assembled parts is carried out, making the installation process smoother and improving the installation efficiency.

[0030] 2. In the present invention, multiple cable grooves opened on the top wall of the cable board provide a placement position for the cables. At the same time, the tension spring fixedly connected to the inner wall of the fixing frame has a certain elastic expansion and contraction ability. The arc-shaped rubber pad fixedly connected to its bottom end will be tightly pressed on the cable under the tension of the spring, which can increase the friction with the cable and improve the fixing effect, and avoid scratching and damage to the cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 This is a three-dimensional diagram of an anti-seismic support and hanger for cable tray installation proposed in the utility model;

[0032] Figure 2 This is a front view of an anti-seismic support and hanger for cable tray installation proposed by the utility model;

[0033] Figure 3 This is a structural schematic diagram of a seismic support and hanger connector for cable tray installation proposed by the utility model;

[0034] Figure 4 This is a structural diagram of a seismic support and hanger U-shaped beam clamp for cable tray installation proposed in the utility model;

[0035] Figure 5 This is a structural breakdown diagram of a tension spring for an anti-seismic support and hanger for cable tray installation proposed in the utility model;

[0036] Figure 6 The utility model is a structural schematic diagram of an anti-seismic support and hanger limit bolt for cable bridge installation.

[0037] Legend:

[0038] 1. Bridge plate; 2. Wire fixing mechanism; 201. Fixed angle iron; 202. Wire plate; 203. Wire trough; 204. Fixed frame; 205. Plastic spiral trough; 206. Fastening screw; 207. Tension spring; 208. Arc rubber pad; 3. Support screw; 4. Vertical C-shaped channel steel; 5. Stiffening bolt; 6. Seismic connector; 7. Connector; 8. Loading and unloading bolt; 9. Oblique C-shaped channel steel; 10. Shock-absorbing pad; 11. I-beam; 12. Adjusting nut; 13. Fixing nut; 14. Screw; 15. U-beam clamp; 16. Insulation pad; 17. Nylon belt; 18. Wire reel; 19. Crank handle; 20. Handle; 21. Anti-slip strip; 22. Limit plate; 23. Limit bolt; 24. Fixing nut. DETAILED DESCRIPTION

[0039] 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.

[0040] Reference Figure 1 、 Figure 3 and Figure 4 The utility model provides an embodiment: an anti-seismic support and hanger for cable bridge installation, comprising a bridge plate 1 and a plurality of oblique C-shaped channel steels 9, the left and right sides of the top wall of the bridge plate 1 are penetrated by support screws 3, the middle and upper parts of the two support screws 3 are penetrated by vertical C-shaped channel steels 4, the adjacent sides of the two vertical C-shaped channel steels 4 are threadedly connected with stiffening bolts 5, the adjacent sides of the plurality of oblique C-shaped channel steels 9 are threadedly connected with loading and unloading bolts 8, and the outer walls of the plurality of loading and unloading bolts 8 are penetrated. Connecting member 7, the ends away from each other of the multiple connecting members 7 are rotatably connected to the seismic connecting seat 6, the multiple seismic connecting seats 6 are fixed to the top wall of the bridge plate 1 through the adjustment assembly, the two support screws 3 pass through the multiple seismic connecting seats 6 at the lower end, the top walls of the multiple seismic connecting seats 6 at the upper end are fixedly connected with shock-absorbing pads 10, and the middle part of the top wall of the multiple shock-absorbing pads 10 is provided with an I-beam 11, and the multiple I-beams 11 are fixed to the shock-absorbing pad 10 through a fixing assembly, and the top wall of the bridge plate 1 is provided with a fixed line mechanism 2;

[0041] Specifically, the support screws 3 on the left and right sides of the top wall of the bridge plate 1 pass through the vertical C-shaped channel steels 4, playing the main vertical supporting role. The vertical C-shaped channel steels 4 are threadedly connected by reinforcing bolts 5, which can enhance the stability of the overall structure and prevent the vertical C-shaped channel steels 4 from tilting due to excessive load-bearing. Multiple oblique C-shaped channel steels 9 are connected to the connecting piece 7 through the loading and unloading bolts 8, and the connecting piece 7 is rotatably connected to the seismic connecting seat 6. At the same time, the seismic connecting seat 6 at the bottom is fixed to the top wall of the bridge plate 1 through the adjustment component, so that the equipment can have a certain degree of stability when subjected to vibration. The movable space is used to buffer and disperse the impact force. The support screw 3 passes through the seismic connecting seat 6 at the lower end to bear the overall weight. The shock-absorbing pad 10 on the top wall of the seismic connecting seat 6 at the upper end can absorb and slow down the vibration energy. The I-beam 11 above it is fixed to the shock-absorbing pad 10 through a fixing component, providing lateral support and stability for the entire device. Multiple detachable structures enable partial structures to be pre-assembled during installation, and then the assembled partial components are installed accordingly, making the installation process smoother and improving the installation efficiency.

[0042] Reference Figure 1 、 Figure 2 and Figure 5 The wire fixing mechanism 2 includes a plurality of fixed angle irons 201, and the adjacent fixed angle irons 201 are fixedly connected to a wire plate 202. The top wall of the wire plate 202 is provided with a plurality of wire grooves 203 at equal intervals. The top wall of the wire plate 202 is rotatably connected to a fixing frame 204 at equal intervals. The inner wall of the wire plate 202 is equidistantly engaged with plastic spiral grooves 205. The inner walls of the plurality of plastic spiral grooves 205 are all threadedly connected with fastening screws 206. The inner walls of the plurality of fixing frames 204 are all fixedly connected with tension springs 207, and the bottom ends of the plurality of tension springs 207 are all fixedly connected with arc-shaped rubber pads 208.

[0043] Specifically, multiple fixed angle irons 201 provide a stable support and basic framework for the entire wire fixing mechanism 2, and the wire plates 202 fixedly connected between adjacent ones serve as the bottom plate for carrying cables. Multiple wire grooves 203 equidistantly opened on the top wall of the wire plate 202 provide a preliminary placement position and direction guide for the cables. The fixing frame 204 equidistantly connected to the top wall of the wire plate 202 can fix cables of different diameters to meet the fixing requirements of different cables. The plastic spiral grooves 205 equidistantly engaged on the inner wall of the wire plate 202 are fastened by threaded screws. 206 can enhance the fixing effect of the cable. When the fastening screw 206 is tightened, the cable can be fixed more firmly on the wire plate 202. The tension spring 207 fixedly connected to the inner wall of the fixing frame 204 has a certain elastic expansion and contraction ability. When the cable is placed in the wire groove 203, the arc-shaped rubber pad 208 fixedly connected to the bottom end of the tension spring 207 will be tightly pressed on the cable under the tension of the spring, providing additional fixing and buffering effects, which can not only increase the friction with the cable and improve the fixing effect, but also avoid scratching and damage to the cable.

[0044] Reference Figure 1 、 Figure 3 and Figure 6 The adjusting assembly includes an adjusting nut 12, which is threadedly connected to the middle and upper part of the outer wall of the support screw 3, and the middle and lower part of the outer wall of the support screw 3 is threadedly connected with a fixing nut 13; the fixing assembly includes a plurality of screws 14, the outer walls of the plurality of screws 14 are all penetrated by the inner bottom wall of the I-beam 11, and the middle and upper parts of the outer walls of the plurality of screws 14 are penetrated by a U-shaped beam clamp 15; the front and rear sides of the top wall of the bridge plate 1 are fixedly connected with insulating pads 16, the right sides of the inner walls of the two insulating pads 16 are fixedly connected with nylon belts 17, the left sides of the top walls of the two insulating pads 16 are fixedly connected with a take-up drum 18, and the far ends of the two take-up drums 18 are fixedly connected with a crank 19;

[0045] Specifically, the adjusting nut 12 and the fixing nut 13 are respectively threadedly connected to the upper and lower middle parts of the outer wall of the support screw 3, and are used to adjust the vertical position and fixation degree of the support screw 3 to adapt to different installation heights and support requirements. The screw 14 passes through the inner bottom wall of the I-beam 11 to firmly connect the I-beam 11 with other components. The U-beam clamp 15 can enhance the stability and reliability of the connection, ensuring that the I-beam 11 will not loosen or fall off during work. The nylon belt 17 fixed in the take-up drum 18 can be wound by rotating the take-up drum 18 by the crank 19. Since the cable is placed on the insulating pad 16, the nylon belt 17 can tighten the cable during the winding process.

[0046] Reference Figure 1 、 Figure 3 and Figure 6 , the two cranks 19 are fixedly connected to the ends away from each other with handles 20, and the top and bottom walls of the two handles 20 are fixedly connected with anti-slip strips 21; the left ends of the front and rear sides of the bridge plate 1 are fixedly connected to the limit plates 22, and the inner walls of the two limit plates 22 are penetrated by the limit bolts 23, and the tops of the two limit bolts 23 are threadedly connected with fixing nuts 24; the tops of the stiffening bolts 5, the loading and unloading bolts 8, the adjusting nuts 12 and the fixing nuts 13 all adopt a hexagonal structure, and multiple oblique C-shaped channel steels 9 adopt a symmetrical design;

[0047] Specifically, the handle 20 at the front end of the crank 19 is convenient for winding the take-up reel 18 during installation. The anti-slip strip 21 on its outer wall can increase the friction between the fingers and the handle 20. The fixing nut 24 is turned to fix the limit bolt 23 and the limit plate 22, so that the take-up reel 18 and the nylon belt 17 are fixed to ensure the stability of the cable on the insulating pad 16. The top of the stiffening bolt 5, the loading and unloading bolt 8, the adjusting nut 12 and the fixing nut 13 adopt a hexagonal structure, which can be easily tightened and loosened using tools, and the operation is more convenient and quick.

[0048] Working principle: the supporting screws 3 on the left and right sides of the top wall of the bridge plate 1 pass through the vertical C-shaped channel steel 4, playing the main vertical supporting role. The vertical C-shaped channel steels 4 are threadedly connected by stiffening bolts 5, which can enhance the stability of the overall structure and prevent the vertical C-shaped channel steel 4 from tilting due to excessive load-bearing. Multiple oblique C-shaped channel steels 9 are connected to the connecting piece 7 by loading and unloading bolts 8, and the connecting piece 7 is rotatably connected to the anti-seismic connecting seat 6. At the same time, the anti-seismic connecting seat 6 at the bottom is fixed to the top wall of the bridge plate 1 through an adjusting component, so that the equipment has a certain amount of room to move to buffer and disperse the impact force when it is vibrated. The supporting screw 3 passes through the anti-seismic connecting seat 6 at the lower end to bear the overall weight. The shock-absorbing pad 10 on the top wall of the anti-seismic connecting seat 6 at the upper end can absorb and slow down the vibration energy. The I-beam 11 above it is fixed to the shock-absorbing pad 10 through a fixing component, providing lateral support and stability for the entire device.

[0049] In addition, multiple fixed angle irons 201 provide a stable support and basic framework for the entire wire fixing mechanism 2, and the adjacent fixedly connected wire plates 202 serve as the bottom plate for carrying cables. Multiple wire grooves 203 equidistantly opened on the top wall of the wire plate 202 provide a preliminary placement position and direction guide for the cables. The fixing frame 204 equidistantly connected to the top wall of the wire plate 202 can fix cables of different diameters to meet the fixing requirements of different cables. The plastic spiral grooves 205 equidistantly engaged on the inner wall of the wire plate 202 can enhance the fixing effect of the cable through the fastening screws 206 connected by threads. When the fastening screws 206 are tightened, the cable can be more firmly fixed to the wire plate 202. The tension spring 207 fixedly connected to the inner wall of the fixing frame 204 has a certain elastic expansion and contraction ability. When the cable is placed in the wire groove 203, the arc-shaped rubber pad 208 fixedly connected to the bottom end of the tension spring 207 will be tightly pressed on the cable under the tension of the spring, providing additional fixing and buffering effects.

[0050] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A seismic support and hanger for cable bridge installation, comprising a bridge plate (1) and a plurality of oblique C-shaped channel steels (9), characterized in that: The left and right sides of the top wall of the bridge plate (1) are penetrated by support screws (3), the middle and upper parts of the two support screws (3) are penetrated by vertical C-shaped channel steels (4), the adjacent sides of the two vertical C-shaped channel steels (4) are threadedly connected with reinforcing bolts (5), the adjacent sides of the plurality of inclined C-shaped channel steels (9) are threadedly connected with loading and unloading bolts (8), the outer walls of the plurality of loading and unloading bolts (8) are penetrated by connecting pieces (7), and the ends away from the plurality of connecting pieces (7) are rotatably connected with anti-seismic connecting pieces The plurality of anti-seismic connection seats (6) are fixed to the top wall of the bridge plate (1) through an adjusting assembly, the two supporting screws (3) pass through the plurality of anti-seismic connection seats (6) at the lower end, the top walls of the plurality of anti-seismic connection seats (6) at the upper end are fixedly connected with a shock-absorbing pad (10), an I-beam (11) is provided in the middle of the top wall of the plurality of shock-absorbing pads (10), the plurality of I-beams (11) are fixed to the shock-absorbing pad (10) through a fixing assembly, and the top wall of the bridge plate (1) is provided with a line fixing mechanism (2).

2. The seismic support and hanger for cable tray installation according to claim 1, characterized in that: The line fixing mechanism (2) comprises a plurality of fixed angle irons (201), wherein adjacent fixed angle irons (201) are fixedly connected to a line plate (202), a top wall of the line plate (202) is provided with a plurality of line grooves (203) at equal intervals, the top wall of the line plate (202) is rotatably connected to a fixing frame (204) at equal intervals, an inner wall of the line plate (202) is equidistantly engaged with plastic spiral grooves (205), the inner walls of the plurality of plastic spiral grooves (205) are threadedly connected to fastening screws (206), the inner walls of the plurality of fixing frames (204) are fixedly connected to tension springs (207), and the bottom ends of the plurality of tension springs (207) are fixedly connected to arc-shaped rubber pads (208).

3. The seismic support and hanger for cable tray installation according to claim 1, characterized in that: The adjustment assembly comprises an adjustment nut (12), the adjustment nut (12) being threadedly connected to the upper middle portion of the outer wall of the support screw (3), and a fixing nut (13) being threadedly connected to the lower middle portion of the outer wall of the support screw (3).

4. The seismic support and hanger for cable tray installation according to claim 1, characterized in that: The fixing assembly comprises a plurality of screws (14), the outer walls of the plurality of screws (14) all penetrate the inner bottom wall of the I-beam (11), and the upper middle portions of the outer walls of the plurality of screws (14) are all penetrated by U-shaped beam clamps (15).

5. The seismic support and hanger for cable tray installation according to claim 1, characterized in that: The front and rear sides of the top wall of the bridge plate (1) are fixedly connected to insulating pads (16), the right sides of the inner walls of the two insulating pads (16) are fixedly connected to nylon belts (17), the left sides of the top walls of the two insulating pads (16) are fixedly connected to wire reels (18), and the ends away from each other of the two wire reels (18) are fixedly connected to crank handles (19).

6. The seismic support and hanger for cable tray installation according to claim 5, characterized in that: The ends of the two cranks (19) that are away from each other are both fixedly connected to a handle (20), and the top walls and bottom walls of the two handles (20) are both fixedly connected to an anti-slip strip (21).

7. The seismic support and hanger for cable tray installation according to claim 1, characterized in that: The left ends of the front and rear sides of the bridge plate (1) are fixedly connected to the limiting plates (22), the inner walls of the two limiting plates (22) are penetrated by limiting bolts (23), and the top ends of the two limiting bolts (23) are threadedly connected to fixing nuts (24).

8. The seismic support and hanger for cable tray installation according to claim 1, characterized in that: The top ends of the reinforcing bolts (5), the loading and unloading bolts (8), the adjusting nuts (12) and the fixing nuts (13) all have a hexagonal structure, and the plurality of oblique C-shaped channel steels (9) are symmetrically designed.

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