CN220527591U - Anti-seismic structure for cable bridge - Google Patents
Anti-seismic structure for cable bridge Download PDFInfo
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- CN220527591U CN220527591U CN202321978733.3U CN202321978733U CN220527591U CN 220527591 U CN220527591 U CN 220527591U CN 202321978733 U CN202321978733 U CN 202321978733U CN 220527591 U CN220527591 U CN 220527591U
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- 230000000712 assembly Effects 0.000 claims abstract description 6
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 230000035939 shock Effects 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 abstract description 3
- 230000003139 buffering effect Effects 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses an anti-seismic structure for a cable bridge, and relates to the technical field of cable bridges. The utility model comprises an anti-seismic support assembly and a groove-type cable bridge, wherein the periphery of one groove-type cable bridge is provided with two anti-seismic support assemblies, the two side edges of the inner bottom of the groove-type cable bridge are respectively provided with triangular buffer cushion blocks which are symmetrically distributed, and buffer backing plates are spliced in the opposite triangular buffer cushion blocks; the anti-seismic support assembly comprises a cross rod and vertical rods symmetrically fixed at the upper end of the cross rod, two movable grooves I are symmetrically formed in the upper end face of the cross rod, movable grooves II are formed in opposite faces of the two vertical rods, sliding blocks are slidably connected inside the movable grooves I and the movable grooves II, and a base plate is fixed on the upper end face of the support rod. According to the utility model, the anti-seismic support assembly, the triangular buffer cushion block and the buffer backing plate are arranged, so that the problem that the cable bridge frame lacks an anti-seismic buffer function is solved; and the lack of a protective structure in the cable bridge.
Description
Technical Field
The utility model belongs to the technical field of cable bridges, and particularly relates to an anti-seismic structure for a cable bridge.
Background
The cable bridge frame is divided into a groove type structure, a tray type structure, a ladder frame type structure, a grid type structure and the like, and consists of a bracket, a bracket arm, an installation accessory and the like. The bridge frame in the building can be independently erected, can be additionally arranged on various building (construction) structures and pipe gallery brackets, and has the characteristics of simple structure, attractive appearance, flexible configuration, convenient maintenance and the like, all parts are required to be galvanized, and the bridge frame is installed outside the building. The cable bridge still has the following defects in actual use:
1. most of cable trays in the market at present lack of anti-seismic structures, most of cables are directly paved in the cable trays, when vibration exists outside, stability between the cable trays and the supporting arms is poorer and poorer, and even phenomena such as fastener loosening and the like are caused in the long-term use process, so that the corresponding anti-seismic buffer function assistance is needed;
2. secondly, the conventional cable bridge is paved with cables inside, the cables are usually in direct contact with the inner wall of the cable bridge, external environmental factors can be directly conducted into the cable bridge, if external moisture is too large, the cables can easily directly penetrate the cable bridge to influence internal circuits, and therefore a protection structure is additionally arranged in the cable bridge for protection.
Disclosure of Invention
The utility model aims to provide an anti-seismic structure for a cable bridge, which solves the problem that the cable bridge lacks an anti-seismic buffer function by arranging an anti-seismic support assembly, a triangular buffer cushion block and a buffer backing plate; and the lack of a protective structure in the cable bridge.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to an anti-seismic structure for a cable bridge, which comprises anti-seismic support assemblies and a groove-type cable bridge, wherein two anti-seismic support assemblies are arranged on the periphery of one groove-type cable bridge, triangular buffer cushion blocks which are symmetrically distributed are arranged at two side edges of the inner bottom of the groove-type cable bridge, and buffer cushion plates are spliced in the opposite triangular buffer cushion blocks;
the inside at slot type cable testing bridge sets up triangle buffering cushion and grafting buffer pad, directly lays on buffer pad when laying the cable, and one makes the cable break away from the interior bottom of slot type cable testing bridge, and not contact with slot type cable testing bridge, less with external environment contact like influence such as humidity is littleer, and two, buffer pad and triangle buffering cushion's setting makes it have certain buffering effect, further weakens the influence that external environment brought.
The anti-seismic support assembly comprises a cross rod and vertical rods symmetrically fixed at the upper end of the cross rod, two movable grooves I are symmetrically formed in the upper end face of the cross rod, movable grooves II are formed in the opposite faces of the two vertical rods, sliding blocks are slidably connected in the movable grooves I and the movable grooves II, a support rod is hinged between the sliding block in one movable groove II and the sliding block in the adjacent movable groove I, and a substrate is fixed on the upper end face of the support rod;
the anti-vibration support component is used for assisting in installing the groove type cable bridge and has a good anti-vibration buffer function on the groove type cable bridge, so that the outside vibration is prevented from affecting the operation of the groove type cable bridge and the cable inside the groove type cable bridge; when the vertical vibration is applied, the groove type cable bridge is slightly pressed down, at the moment, the sliding block in the first movable groove slightly deflects, and sways back and forth under the action of the springs at the two ends of the sliding block to gradually buffer the vibration pressure, and meanwhile, the sliding block in the vertical rod also sways slightly up and down to gradually buffer the vibration (the displacement of the sliding block in the first movable groove is larger under the state) by matching with the spring force at the two ends of the sliding block; the influence caused by vibration is reduced as much as possible, and the vibration is transmitted to the bracket arm formed by the cross rod and the vertical rod as much as possible; similarly, when the slot type cable bridge receives vibration in the horizontal direction, the sliding block in the movable slot II in the vertical rod is slightly deviated, and sways up and down under the action of the springs at the two ends of the sliding block to gradually buffer the vibration pressure, and meanwhile, the sliding block in the movable slot I in the cross rod is slightly swayed left and right to match with the spring force at the two ends of the sliding block to gradually buffer the vibration (the displacement of the sliding block in the movable slot I in the state is smaller).
Further, springs are fixed at two ends of the sliding block in the first movable groove and the second movable groove, two ends, deviating from the springs, of the two springs in the first movable groove are fixed with the inner end part of the first movable groove, and two ends, deviating from the springs, of the two springs in the second movable groove are fixed with the inner end part of the second movable groove;
when the vibration is applied, the support rod can generate angular offset, so that the support rod can drive the corresponding sliding blocks to move, and then the sliding blocks can reciprocate by matching with the arrangement of springs at the two ends of the sliding blocks, so that the vibration is gradually reduced when the vibration force is applied, and the vibration is similar to the operation of an automobile shock absorber.
Further, the sliding blocks in the first movable groove and the second movable groove are provided with parts which extend out of the first movable groove and the second movable groove, and the sizes of the first movable groove and the second movable groove are consistent.
Further, mounting plates are fixed at the upper ends of the two vertical rods, mounting holes are formed in the surfaces of the base plates, and the base plates are fixedly connected with the bottoms of the groove type cable bridge frames;
the bracket arm structure is formed by a cross rod and a vertical rod, the groove type cable bridge is supported, fixed and installed, the bottom of the groove type cable bridge is fixed on a base plate, and then the top end of the vertical rod is fixedly suspended with a wall top through a mounting plate.
Further, a clamping groove is formed in the inclined surface of the triangular buffer cushion block, and two right-angle faces of the triangular buffer cushion block respectively abut against the inner side wall and the inner bottom of the groove type cable bridge; two ends of the buffer backing plate are respectively inserted into clamping grooves of two opposite triangular buffer cushion blocks;
through the setting of draw-in groove, make buffer backing plate joint in its inside, make it unable removal, restriction position, buffer backing plate and groove type cable testing bridge bottom have certain distance this moment, and the triangle buffer pad also makes the cable of laying on buffer backing plate have certain distance from the lateral wall of groove type cable testing bridge, and buffer backing plate and triangle buffer pad itself have certain buffering effect simultaneously.
The utility model has the following beneficial effects:
1. according to the utility model, the problem that the cable bridge lacks an anti-seismic buffer function is solved by arranging the anti-seismic support assembly; when the groove type cable bridge is vibrated, namely, the supporting rods can generate angular offset, the corresponding sliding blocks are driven to move, and then the sliding blocks are matched with the springs at the two ends of the sliding blocks, so that the sliding blocks can move reciprocally when the vibration force is applied, the vibration is gradually reduced, and the vibration-resistant buffer function is realized.
2. According to the utility model, the problem of lack of a protective structure in the cable bridge is solved by arranging the triangular buffer cushion blocks and the buffer backing plates; the inside at slot type cable bridge sets up triangle buffering cushion and grafting buffer pad, directly lay on the buffer pad when laying the cable, one, make the cable break away from the interior bottom of slot type cable bridge, not contact with slot type cable bridge, less with external environment contact, like influence such as moisture is littleer, two, buffer pad has certain distance with slot type cable bridge bottom, triangle buffer pad also makes the cable of laying on the buffer pad have certain distance from the lateral wall of slot type cable bridge, buffer pad and triangle buffer pad's setting makes it have certain buffering effect, further weakens the influence that external environment brought.
Drawings
FIG. 1 is a perspective view of an anti-seismic structure for a cable tray;
FIG. 2 is a state diagram of the internal structure of a trough-type cable bridge;
FIG. 3 is a block diagram of an anti-seismic support assembly;
FIG. 4 is a block diagram of a triangular buffer pad;
FIG. 5 is a cross-sectional view of the shock-resistant support assembly;
FIG. 6 is an enlarged view of the structure at A in FIG. 5;
fig. 7 is an enlarged view of the structure at B in fig. 5.
Reference numerals:
1. an anti-seismic support assembly; 101. a cross bar; 1011. a movable groove I; 102. a vertical rod; 1021. a movable groove II; 1022. a mounting plate; 103. a slide block; 1031. a spring; 104. a support rod; 105. a substrate; 1051. a mounting hole; 2. a slot type cable bridge; 201. triangular buffer cushion blocks; 2011. a clamping groove; 202. and a buffer backing plate.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-7, the utility model discloses an anti-seismic structure for a cable bridge, which comprises anti-seismic support assemblies 1 and a groove-type cable bridge 2, wherein two anti-seismic support assemblies 1 are arranged on the periphery of one groove-type cable bridge 2, triangular buffer cushion blocks 201 which are symmetrically distributed are arranged at two side edges of the inner bottom of the groove-type cable bridge 2, and buffer cushion plates 202 are inserted into the opposite triangular buffer cushion blocks 201;
the triangular buffer cushion blocks 201 are arranged in the groove type cable bridge 2 and are inserted into the buffer cushion blocks 202, the cables are directly paved on the buffer cushion blocks 202 when paved, firstly, the cables are separated from the inner bottom of the groove type cable bridge 2 and are not contacted with the groove type cable bridge 2, the influence of the cables on the external environment is less, such as moisture and the like, secondly, the buffer cushion blocks 202 and the triangular buffer cushion blocks 201 have a certain buffer effect, and the influence caused by the external environment is further weakened;
the anti-seismic support assembly 1 comprises a cross rod 101 and vertical rods 102 symmetrically fixed at the upper end of the cross rod 101, wherein two movable grooves 1011 are symmetrically formed in the upper end face of the cross rod 101, two movable grooves 1021 are formed in opposite faces of the two vertical rods 102, sliding blocks 103 are slidably connected in the movable grooves 1011 and the movable grooves 1021, a support rod 104 is hinged between the sliding block 103 in one movable groove 1021 and the sliding block 103 in the adjacent movable groove 1011, and the upper end face of the support rod 104 is fixedly provided with a substrate 105;
the anti-vibration support assembly 1 is used for assisting in installing the groove type cable bridge 2 and has a good anti-vibration buffer function on the groove type cable bridge 2, so that the operation of the groove type cable bridge 2 and the internal cables thereof is prevented from being influenced by external vibration; when the cable bridge 2 is vibrated in the vertical direction, the sliding block 103 in the first movable groove 1011 slightly deflects, and swings back and forth under the action of the springs 1031 at the two ends of the sliding block 103 to gradually buffer the vibration pressure, and meanwhile, the sliding block 103 in the vertical rod 102 swings up and down slightly, and the elastic force of the springs 1031 at the two ends of the sliding block 103 is matched to gradually buffer the vibration (the displacement of the sliding block 103 in the first movable groove 1011 is larger in this state); the influence caused by vibration is reduced as much as possible, and the vibration is transmitted to the bracket arm formed by the cross rod 101 and the vertical rod 102 as much as possible; similarly, when the slot cable bridge 2 is vibrated in the horizontal direction, the sliding block 103 in the movable slot two 1021 in the vertical rod 102 is slightly offset, and swings up and down under the action of the springs 1031 at the two ends of the sliding block 103 to gradually buffer the vibration pressure, and at the same time, the sliding block 103 in the movable slot one 1011 in the cross rod 101 also swings slightly left and right to match with the elasticity of the springs 1031 at the two ends of the sliding block 103 to gradually buffer the vibration (the displacement of the sliding block 103 in the movable slot one 1011 is smaller in this state).
The two ends of the sliding block 103 in the first movable groove 1011 and the second movable groove 1021 are both fixed with springs 1031, the two ends of the two springs 1031 in the first movable groove 1011, which are away from each other, are fixed with the inner end part of the first movable groove 1011, and the two ends of the two springs 1031 in the second movable groove 1021, which are away from each other, are fixed with the inner end part of the second movable groove 1021;
when the vibration is applied, namely the supporting rod 104 can generate angular offset, the corresponding sliding block 103 is driven to move, and the sliding block 103 can be moved in a reciprocating manner by matching with the arrangement of the springs 1031 at the two ends of the sliding block 103, so that the vibration is gradually reduced when the vibration force is applied, and the vibration is similar to the operation of an automobile shock absorber;
the sliding blocks 103 in the first movable groove 1011 and the second movable groove 1021 are provided with parts which extend out of the first movable groove 1011 and the second movable groove 1021, and the sizes of the first movable groove 1011 and the second movable groove 1021 are consistent.
Mounting plates 1022 are fixed at the upper ends of the two vertical rods 102, mounting holes 1051 are formed in the surface of the base plate 105, and the base plate 105 is fixedly connected with the bottom of the groove type cable bridge 2;
the bracket structure is composed of a cross rod 101 and a vertical rod 102, the trough type cable bridge 2 is supported, fixed and installed, the bottom of the trough type cable bridge 2 is fixed on a base plate 105, and then the top end of the vertical rod 102 is fixedly suspended with a wall top through a mounting plate 1022.
A clamping groove 2011 is formed in the inclined surface of the triangular buffer cushion block 201, and two right-angle faces of the triangular buffer cushion block 201 respectively abut against the inner side wall and the inner bottom of the groove type cable bridge 2; two ends of the buffer cushion plate 202 are respectively inserted into clamping grooves 2011 of two opposite triangular buffer cushion blocks 201;
through the setting of draw-in groove 2011, make buffer backing plate 202 joint in its inside, make it unable removal, restriction position, buffer backing plate 202 and groove type cable testing bridge 2 bottom have certain distance this moment, and triangle buffer pad 201 also makes the cable that lays on buffer backing plate 202 have certain distance from groove type cable testing bridge 2's lateral wall, and buffer backing plate 202 and triangle buffer pad 201 itself have certain buffering effect simultaneously.
The specific working principle of the utility model is as follows: the supporting arm structure is formed by a cross rod 101 and a vertical rod 102, a groove type cable bridge 2 is supported, fixed and installed, the bottom of the groove type cable bridge 2 is fixed on a base plate 105, the top end of the vertical rod 102 is fixedly suspended with a wall top through a mounting plate 1022, a triangular buffer cushion block 201 is arranged in the groove type cable bridge 2 and is inserted with a buffer cushion plate 202, and the groove type cable bridge 2 is directly paved on the buffer cushion plate 202 when a cable is paved; when the groove type cable bridge 2 is vibrated in the vertical direction, the groove type cable bridge 2 slightly presses down, at this time, the sliding block 103 positioned in the first movable groove 1011 slightly deviates, and shakes back and forth under the action of the springs 1031 at the two ends of the sliding block 103 to gradually buffer the vibration pressure, and at the same time, the sliding block 103 in the vertical rod 102 also slightly shakes up and down to gradually buffer the vibration in cooperation with the elasticity of the springs 1031 at the two ends of the sliding block 103; the influence caused by vibration is reduced as much as possible, and the vibration is transmitted to the bracket arm formed by the cross rod 101 and the vertical rod 102 as much as possible; similarly, when the slot type cable bridge 2 is vibrated in the horizontal direction, the sliding block 103 in the movable slot two 1021 in the vertical rod 102 is slightly offset, and swings up and down under the action of the springs 1031 at two ends of the sliding block 103 to gradually buffer the vibration pressure, and meanwhile, the sliding block 103 in the movable slot one 1011 in the transverse rod 101 is slightly swung left and right to gradually buffer the vibration by matching with the elasticity of the springs 1031 at two ends of the sliding block 103.
The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.
Claims (5)
1. An anti-seismic structure for a cable bridge, comprising an anti-seismic support assembly (1) and a trough-type cable bridge (2), characterized in that: two anti-seismic support assemblies (1) are arranged on the periphery of one groove type cable bridge (2), triangular buffer cushion blocks (201) which are symmetrically distributed are arranged at two side edges of the inner bottom of the groove type cable bridge (2), and buffer cushion plates (202) are inserted into the opposite triangular buffer cushion blocks (201) together;
the anti-seismic support assembly (1) comprises a cross rod (101) and vertical rods (102) symmetrically fixed at the upper end of the cross rod (101), two movable grooves I (1011) are symmetrically formed in the upper end face of the cross rod (101), movable grooves II (1021) are formed in opposite faces of the two vertical rods (102), sliding blocks (103) are slidably connected in the movable grooves I (1011) and II (1021), a supporting rod (104) is hinged between the sliding blocks (103) in one movable groove II (1021) and the sliding blocks (103) in the adjacent movable grooves I (1011), and the upper end face of the supporting rod (104) is fixedly provided with a base plate (105).
2. The shock-resistant structure for cable trays according to claim 1, wherein: the two ends of the sliding block (103) in the first movable groove (1011) and the second movable groove (1021) are both fixed with springs (1031), and the two ends, which are opposite to the two springs (1031) in the first movable groove (1011), of the sliding block are fixed with the inner end of the first movable groove (1011), and the two ends, which are opposite to the two springs (1031) in the second movable groove (1021), of the sliding block are fixed with the inner end of the second movable groove (1021).
3. The shock-resistant structure for cable trays according to claim 1, wherein: the sliding blocks (103) in the first movable groove (1011) and the second movable groove (1021) are provided with parts which extend out of the first movable groove (1011) and the second movable groove (1021), and the sizes of the first movable groove (1011) and the second movable groove (1021) are consistent.
4. The shock-resistant structure for cable trays according to claim 1, wherein: the upper ends of the two vertical rods (102) are fixed with mounting plates (1022), mounting holes (1051) are formed in the surfaces of the base plates (105), and the base plates (105) are fixedly connected with the bottoms of the groove type cable bridges (2).
5. The shock-resistant structure for cable trays according to claim 1, wherein: clamping grooves (2011) are formed in the inclined surfaces of the triangular buffer cushion blocks (201), and two right-angle surfaces of the triangular buffer cushion blocks (201) respectively abut against the inner side wall and the inner bottom of the groove type cable bridge (2); two ends of the buffer cushion plate (202) are respectively inserted into clamping grooves (2011) of two opposite triangular buffer cushion blocks (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321978733.3U CN220527591U (en) | 2023-07-25 | 2023-07-25 | Anti-seismic structure for cable bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321978733.3U CN220527591U (en) | 2023-07-25 | 2023-07-25 | Anti-seismic structure for cable bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220527591U true CN220527591U (en) | 2024-02-23 |
Family
ID=89938843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321978733.3U Active CN220527591U (en) | 2023-07-25 | 2023-07-25 | Anti-seismic structure for cable bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220527591U (en) |
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2023
- 2023-07-25 CN CN202321978733.3U patent/CN220527591U/en active Active
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