Anti-settling device for cable bridge

Abstract

The utility model relates to the technical field of cable installation, in particular to a cable bridge anti-sedimentation device which comprises a stand column and a connecting piece. A cable bridge is installed on the side face of the stand column. The lower end of the stand column is fixedly installed on the ground. The upper end of the connecting piece is fixedly installed on the bottom side of a top building, and a long groove is formed in the connecting piece and arranged in the vertical direction. The upper portion of the stand column is installed in the long groove of the connecting piece through a bolt, and the bolt can move along the long groove during sedimentation. According to the utility model, the problem that the cable bridge collapses due to land subsidence and then the cable is fractured due to external force is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable installation technical field especially relates to a cable bridge prevents subsiding device. BACKGROUND

[0002] As an important factor related to national economy and people's livelihood, electricity plays an important role in life and industry. As the key to power transmission, cable bridge, its reliability and stability are particularly critical.

[0003] In some areas, especially in coastal areas, due to geological reasons, the substation has the problem of subsidence, which will cause great safety hazards to power transmission. The current conventional cable bridge installation method is to weld a support on the side of the column for supporting the cable bridge, the lower end of the column is fixedly connected with the ground, and the upper end of the column is fixedly connected with the beam or floor of the top, when subsidence occurs, the column will be deformed or broken, and the cable bridge will collapse due to subsidence, causing the cable to break under external force. SUMMARY

[0004] In view of the deficiencies of the prior art, the purpose of the embodiments of the utility model is to provide a cable bridge subsidence prevention device to solve the problem of cable bridge collapse caused by ground subsidence and further cause the cable to break under external force.

[0005] In order to achieve the above purpose, the embodiments of the utility model provide the following technical scheme:

[0006] A cable bridge subsidence prevention device, comprising: a column and a connecting piece; the side of the column is installed with a cable bridge, and the lower end of the column is fixedly installed on the ground; the upper end of the connecting piece is fixedly installed on the bottom side of the top building, and the connecting piece is provided with a long slot, which is arranged vertically; the upper part of the column is installed in the long slot of the connecting piece through bolts, and the bolts can move along the long slot during subsidence.

[0007] Optionally, the column is an I-beam, and the connecting piece is a connecting plate, which is installed on the upper part of the I-beam.

[0008] Optionally, the I-beam comprises a flange plate and a web plate, the two ends of the web plate are connected to the middle of the two flange plates respectively, and the connecting plate is perpendicular to the flange plate and abuts against the edge of the flange plate.

[0009] Optionally, the web plate is provided with mounting holes, the mounting holes are two, and the two mounting holes are vertically located on the same straight line; the long slot on the connecting plate is two, and the two long slots are vertically located on the same straight line; two bolts are installed on the two long slots of the connecting plate through the two mounting holes of the web plate respectively.

[0010] Optionally, the I-shaped steel comprises a flange plate and a web plate, two ends of the web plate are connected to the middle of the two flange plates respectively, the connecting plate is perpendicular to the web plate and abuts against the outer end surface of the flange plate.

[0011] Optionally, the flange plate on one side of the web plate is provided with mounting holes, the mounting holes are two, the two mounting holes are located on the same straight line in the transverse direction, the long slot on the connecting plate is two, the two long slots are arranged on the left and right sides of the connecting plate in parallel, and two bolts are respectively installed on the two long slots of the connecting plate through the two mounting holes of the flange plate.

[0012] Optionally, the lower end of the column is fixed to the ground by welding; or the lower end of the column is fixed to the ground by an expansion screw.

[0013] Optionally, the upper end of the connecting piece is fixed to the bottom side of the top building by welding; or the upper end of the connecting piece is fixed to the bottom side of the top building by an expansion screw.

[0014] Optionally, the cable bridge is installed on the side of the I-shaped steel, and the cable bridge is perpendicular to the flange plate or the web plate.

[0015] Optionally, a plurality of transversely arranged cable bridges are arranged on a single column, and the plurality of cable bridges are arranged in sequence in the vertical direction.

[0016] One or more technical solutions provided in the embodiments of the utility model have at least the following technical effects or advantages:

[0017] The existing bridge support device is that the upper end of the column is fixed to the beam and the lower end is fixed to the ground, the support is welded on the side of the column to support the cable bridge, and when settlement occurs, the cable bridge will collapse due to settlement. Compared with the existing device, the anti-settlement device increases the connecting plate and is provided with a long slot, the column can move in the long slot of the connecting plate when settlement occurs, the distance change caused by settlement is compensated, the integrity of the cable bridge connection is ensured, collapse caused by settlement is avoided, cable rupture accidents caused by external force are avoided, and the anti-settlement of the cable bridge is realized.

[0018] The advantages of the additional aspects of the utility model will be given in the following description, some will become apparent from the following description, or will be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0019] The drawings accompanying the specification constitute part of this utility model and serve to provide further understanding of the utility model. The illustrative embodiments of the utility model and their description serve to explain the utility model, and do not constitute an improper limitation on the utility model.

[0020] Figure 1 This is an overall schematic diagram of the anti-settling device provided by an embodiment of the present utility model;

[0021] Figure 2 This is a schematic diagram of the connection between the column and the connector provided in the embodiment of the utility model;

[0022] In the figure: 1, top building; 2, connector; 21, long slot; 3, column; 31, mounting hole; 4, ground; 5, bolt;

[0023] In order to show the positions of various parts, the distances or sizes between them are exaggerated. The schematic diagram is for reference only. DETAILED DESCRIPTION

[0024] It should be noted that the following detailed descriptions are illustrative and are intended to provide further explanation of the present invention. Unless otherwise specified, all technical and scientific terms used in the present invention have the same meanings as those commonly understood by those skilled in the art to which the present invention belongs. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, they indicate the presence of features, steps, operations, devices, components and / or combinations thereof.

[0025] As mentioned in the background technology, some areas have settlement problems due to geological reasons. Conventional cable trays use a single column with fixed connections at both ends. When settlement occurs, one situation is that the ground settles but the top building does not settle; another situation is that the ground and the top building settle at the same time, but the ground settlement is greater than the top settlement. In either case, the distance between the ground and the top building will increase, which will cause the cable tray to collapse due to settlement, resulting in accidents where the cable is broken by external force. In order to solve the above technical problems, the utility model proposes a cable tray anti-settling device that can prevent the collapse of the cable tray when settlement occurs.

[0026] like Figure 1 、 Figure 2As shown in the utility model one embodiment proposes a kind of cable bridge anti-settlement device, comprising: stand 3 and connecting piece 2;The side surface of the stand 3 is installed cable bridge, and the lower end of stand 3 is fixedly installed on ground 4;The upper end of the connecting piece 2 is fixedly installed at the bottom side of top building 1, and connecting piece 2 is provided with long slot 21, and the long slot 21 is along vertical arrangement;The upper portion of the side surface of the stand 3 is installed in the long slot 21 of connecting piece 2 by bolt 5, and bolt 5 can move along long slot 21 when settling.It needs to be explained, although connecting piece 2 and stand 3 are connected by bolt 5, but when settlement occurs, the distance between top building 1 and ground 4 will become larger, but the whole process is usually slow, under the action of this force, stand 3 and connecting piece 2 will occur relative displacement in vertical direction, i.e.bolt 5 will gradually move downwards in long slot 21.

[0027] The existing bridge support device is that the upper end of stand 3 is fixed with beam, and the lower end is fixed with ground 4, cable bridge is supported by welding support on the side surface of stand 3, when settlement occurs, cable bridge will collapse due to settlement.The anti-settlement device of the utility model compared with existing device, connecting plate is increased and provided with long slot 21, when settlement occurs, stand 3 can move in the long slot 21 of connecting plate by bolt 5, the distance change of settlement occurs is compensated, the integrity of cable bridge connection is guaranteed, and collapse caused by settlement is avoided.

[0028] Specifically, the stand 3 is an I-beam, as shown in Figure 2 As shown, the stand 3 is vertically fixed on ground 4.If ground 4 has steel structure, the lower end of the stand 3 can be fixed on ground 4 by welding method;if ground 4 is concrete, the lower end of the stand 3 can be fixed on ground 4 by expansion screw.

[0029] The connecting piece 2 is a connecting plate, and the connecting plate is installed on the upper portion of the side surface of the I-beam, and the upper end of the connecting plate is vertically fixed on the bottom side of top building 1, and the top building 1 can be a beam or a floor.If the bottom side of top building 1 has steel structure, the upper end of the connecting piece 2 can be fixed on the bottom side of top building 1 by welding method;if the bottom side of top building 1 is concrete, the upper end of the connecting piece 2 can be fixed on the bottom side of top building 1 by expansion screw.

[0030] The connection between the connecting plate and the stand 3 can have various arrangement modes:

[0031] One of the arrangement modes is as shown in Figure 2As shown, the I-shaped steel includes flanges and a web, two ends of the web are connected to the middle of the two flanges respectively, the connecting plate is perpendicular to the web and abuts the edge of the flange. The web is provided with mounting holes 31, the mounting holes 31 are two, the two mounting holes 31 are vertically located on the same straight line; the long slot 21 on the connecting plate is two, the two long slots 21 are vertically located on the same straight line; two bolts 5 are respectively installed through the two mounting holes 31 of the web to the two long slots 21 of the connecting plate. Among them, the mounting hole 31 on the web of the column 3 can be two Φ22 round holes, the corresponding long round hole 21 on the connecting plate is Φ22x100, and the column 3 and the connecting plate are connected by two M20 bolts 5.

[0032] Another arrangement is located on the other side of the I-shaped steel, specifically, the I-shaped steel includes flanges and a web, two ends of the web are connected to the middle of the two flanges respectively, the connecting plate is perpendicular to the web and abuts the outer end surface of the flange. The flange on one side of the web is provided with mounting holes 31, the mounting holes 31 are two and arranged on the two sides of the flange respectively, the two mounting holes 31 are horizontally located on the same straight line; the long slot 21 on the connecting plate is two, the two long slots 21 are arranged in parallel on the left and right sides of the connecting plate; two bolts 5 are respectively installed through the two mounting holes 31 of the flange to the two long slots 21 of the connecting plate. Among them, the mounting hole 31 on the flange of the column 3 can be two Φ22 round holes, the corresponding long round hole 21 on the connecting plate is Φ22x100, and the column 3 and the connecting plate are connected by two M20 bolts 5.

[0033] The cable bridge is installed on the side of the I-shaped steel, specifically, the outer side of the column 3 supports the cable bridge through the welded support, and the arrangement relationship between the cable bridge and the column 3 can be that the cable bridge is perpendicular to the flange, or the cable bridge is perpendicular to the web. The side of the column 3 can support the cable bridge through welding one or more supports.

[0034] The preparation and working principle of the above anti-settling device:

[0035] The anti-settling device can be composed by uniformly manufacturing the connecting plate and the column 3, and uniformly opening holes and then fixedly installing before the cable bridge construction. After welding the support on the side of the column 3 to support the cable bridge according to the number of layers of the bridge, the cable is laid, once the settlement occurs, the column 3 can be displaced up and down in the long round hole of the connecting plate through the bolt 5, the cable bridge will not collapse due to settlement, avoiding the accident of the cable being broken by external force, and realizing the anti-settling of the cable bridge.

[0036] The utility model discloses above although the specific embodiment of the utility model has been described in conjunction with the drawing, is not the limit to the protection scope of the utility model, and the person skilled in the art should understand that on the basis of the technical scheme of the utility model, various modifications or deformation that the person skilled in the art can make without paying creative labour are still within the protection scope of the utility model.

Claims

1. A cable tray anti-settling device, characterized in that: include: columns and connectors; A cable bridge is installed on the side of the column, and the lower end of the column is fixedly installed on the ground; The upper end of the connecting piece is fixedly installed on the bottom side of the top building. The connecting piece is provided with a long slot, which is arranged vertically. The upper part of the column is installed in the long slot of the connecting piece by bolts, and the bolts can move along the long slot during settlement.

2. The cable tray anti-settling device according to claim 1, characterized in that: The column is an I-beam, the connecting piece is a connecting plate, and the connecting plate is installed on the upper part of the I-beam.

3. The cable tray anti-settling device according to claim 2, characterized in that: The I-beam includes an edge plate and a web plate, two ends of the web plate are respectively connected to the middle of the two edge plates, and the connecting plate is perpendicular to the edge plates and abuts against the edges of the edge plates.

4. The cable tray anti-settling device according to claim 3, characterized in that: The web is provided with mounting holes, and there are two mounting holes, and the two mounting holes are located in the same vertical line; there are two long slots on the connecting plate, and the two long slots are located in the same vertical line; two bolts are respectively passed through the two mounting holes of the web and installed on the two long slots of the connecting plate.

5. The cable tray anti-settling device according to claim 2, characterized in that: The I-beam includes an edge plate and a web plate, two ends of the web plate are respectively connected to the middle of the two edge plates, and the connecting plate is perpendicular to the web plate and abuts against the outer end surface of the edge plate.

6. The cable tray anti-settling device according to claim 5, characterized in that: There are mounting holes provided on the edge plate on one side of the web, and there are two mounting holes, which are located on the same straight line in the transverse direction; there are two long slots on the connecting plate, which are arranged in parallel on the left and right sides of the connecting plate; two bolts are respectively passed through the two mounting holes of the edge plate and installed on the two long slots of the connecting plate.

7. The cable tray anti-settling device according to claim 1, characterized in that: The lower end of the column is fixed to the ground by welding; or the lower end of the column is fixed to the ground by expansion screws.

8. The cable tray anti-settling device according to claim 1, characterized in that: The upper end of the connecting piece is fixed to the bottom side of the top building by welding; or the upper end of the connecting piece is fixed to the bottom side of the top building by expansion screws.

9. The cable tray anti-settling device according to claim 2, characterized in that: The cable tray is installed on the side of the I-beam, and the cable tray is perpendicular to the edge plate, or the cable tray is perpendicular to the web plate.

10. The cable tray anti-settling device according to claim 9, characterized in that: A plurality of transversely arranged cable bridges are arranged on a single column, and the plurality of cable bridges are arranged in sequence along the vertical direction.

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