CN213093794U - Tunnel power supply cable bridge convenient to installation - Google Patents
Tunnel power supply cable bridge convenient to installation Download PDFInfo
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- CN213093794U CN213093794U CN202021984833.3U CN202021984833U CN213093794U CN 213093794 U CN213093794 U CN 213093794U CN 202021984833 U CN202021984833 U CN 202021984833U CN 213093794 U CN213093794 U CN 213093794U
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Abstract
The utility model relates to a tunnel power supply cable bridge convenient to install, which belongs to the technical field of tunnel power supply equipment, and particularly comprises a cable groove and a right angle supporting plate fixed on the tunnel wall, wherein the cable groove is provided with a cover plate, one side of the right angle supporting plate is provided with a connecting plate, the connecting plate is fixed on the tunnel wall through an expansion bolt, two guide sleeves are also fixed on the vertical right angle edge of the right angle supporting plate, guide rods are arranged in the guide sleeves, one ends of the guide rods are provided with adjusting nuts, the other ends of the guide rods are fixed with clamping plates, a reset spring is arranged between the clamping plates and the guide sleeves, the transverse right angle edge end part of the right angle supporting plate is fixed with a baffle plate, a triangular stop block is fixed on the baffle plate, one side of the bottom of the cable groove is fixed with a clamping plate, the cable groove is used for clamping between, the installation is fixed convenient, can realize quick assembly disassembly.
Description
Technical Field
The utility model relates to a tunnel supply cable crane span structure convenient to installation belongs to tunnel power supply unit technical field.
Background
Electric equipment is usually required to be used in a highway tunnel, and concentrated electricity utilization is usually conducted to each electric part through a bridge cable groove hung on the inner wall of the tunnel after leading out wires from a master control room (switching station). The bridge frame for hanging the cable groove mostly adopts angle steel to weld a door-shaped bracket, the bracket is anchored on the inner wall of the tunnel, and the cable groove is arranged in the door frame; or two suspension pull rods are adopted and anchored on the inner wall of the tunnel, the lower ends of the two pull rods are provided with external screw threads which penetrate into the cross beam and are connected with pull rod bolts, and a cable groove is arranged above the cross beam; the cable groove is an upper cover type groove-shaped wire groove corresponding to the bridge. The existing cable trough fixing mode has the problem that the cable trough is inconvenient to install, and the position and the accommodating space of the cable trough are relatively fixed due to the fact that a bridge or a pull rod cross beam for hanging the cable trough is arranged in advance, so that the bridge and the cable trough need to be additionally moved or multiple layers of cable troughs need to be arranged when capacity expansion is needed, the cable trough fixing mode is inconvenient to install, limited in capacity, easy to exceed the bearing range of an original lifting appliance, and great potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that prior art exists, the utility model provides a simple structure, reasonable in design, the installation is fixed convenient, can realize quick assembly disassembly's tunnel supply cable crane span structure.
In order to achieve the purpose, the technical scheme adopted by the utility model is a tunnel power supply cable bridge frame which is convenient to install and comprises a cable groove and a right-angle supporting plate fixed on the tunnel wall, a cover plate is arranged on the cable groove, a connecting plate is arranged on one side of the right-angle supporting plate and fixed on the tunnel wall through an expansion bolt, two guide sleeves are fixed on the vertical right-angle edge of the right-angle supporting plate, guide rods are arranged in the guide sleeves, one end of the guide rod is provided with an adjusting nut, the other end is fixed with a clamping plate, a return spring is arranged between the clamping plate and the guide sleeve, a baffle is fixed at the end part of the transverse right-angle side of the right-angle supporting plate, a triangular stop block is fixed on the baffle, the clamping plate is fixed on one side of the bottom of the cable groove, the cable groove is clamped between the clamping plate and the triangular stop block, and the clamping plate is clamped below the triangular stop block.
Preferably, the middle part of cable groove is provided with the division board, all be provided with the spout on division board and the cable cell wall, install the slide between division board and the cable cell wall, the both ends cartridge respectively of slide is in the spout, the backing roll is installed to the bottom of slide, still be fixed with a plurality of cable cassette on the slide.
Preferably, the height of the separation plate is 1/2 the depth of the cable groove, an articulated seat is arranged on the groove wall of the cable groove, a cable supporting plate is connected to the articulated seat through a pin shaft, the free end of the cable supporting plate is lapped at the top of the separation plate, and a plurality of fixing holes are formed in the cable supporting plate.
Preferably, a plurality of trapezoidal grooves are formed in the cable supporting plate, and the arrangement direction of the trapezoidal grooves is consistent with the width direction of the cable grooves.
Preferably, a movable clamping seat is further installed in the fixed hole, and a plastic clamping piece inserted into the fixed hole is arranged at the bottom of the movable clamping seat.
Preferably, an anti-skid rubber mat is fixed on the clamping plate.
Compared with the prior art, the utility model discloses following technological effect has: the utility model discloses simple structure, reasonable in design adopts the joint structure between cable groove and the right angle layer board, utilizes splint locking, and triangle-shaped dog and cardboard cooperation are fixed a position, and the cable groove is fixed simple, reliable, and stability is better, is convenient for also carry out quick assembly disassembly.
In addition, the cable groove adopts a multi-layer and multi-cavity structural design, can be selectively used according to actual needs, and is divided by a hinged cable supporting plate between the upper layer and the lower layer, so that the cable supporting plate can be opened at any time without influencing the arrangement of cables at the lower layer; meanwhile, the lower layer cable is fixed on the sliding plate, the sliding plate rolls through the supporting roller, the stay wire wiring is convenient, and the stay wire wiring is more labor-saving.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the cable trough of the present invention.
Fig. 3 is a schematic structural view of the cable tray of the present invention.
Fig. 4 is a schematic structural view of the middle movable clamping seat of the present invention.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 and 2, a tunnel power supply cable bridge convenient to install, include cable groove 1 and fix right angle layer board 2 on the tunnel wall, be provided with apron 3 on the cable groove 1, one side of right angle layer board 2 is provided with connecting plate 4, connecting plate 4 passes through expansion bolts to be fixed on the tunnel wall, still be fixed with two uide bushings 5 on the vertical right angle edge of right angle layer board 2, install guide bar 6 in the uide bushing 5, adjusting nut 7 is installed to the one end of guide bar 6, the other end is fixed with splint 8, be provided with reset spring 9 between splint 8 and the uide bushing 5, the horizontal right angle limit end fixing of right angle layer board 2 has baffle 10, be fixed with triangle-shaped dog 11 on the baffle 10, bottom one side of cable groove 1 is fixed with cardboard 12, cable groove 1 is used for the centre gripping between splint 8 and triangle-shaped dog 11, and cardboard 12 is in the below of triangle-shaped dog 11.
The utility model discloses the cable groove adopts the joint formula fixed with direct layer board, and is fixed simple, convenient. When fixed, place the cable groove on right angle layer board 2, then extrude splint 8 through the cable groove, make splint backward move, then the cable groove is directly placed on direct layer board, then cardboard 12 cartridge is in the below of triangle-shaped dog 11, accomplishes the location. An anti-slip rubber mat is further fixed on the clamping plate 8, and the anti-slip rubber mat can increase the friction force between the clamping plate and the cable groove and avoid the cable groove from moving.
The middle of the cable groove 1 is provided with a separation plate 13, the separation plate 13 and the cable groove wall are both provided with a sliding groove 14, a sliding plate 15 is installed between the separation plate 13 and the cable groove wall, two ends of the sliding plate 15 are respectively inserted into the sliding grooves 14, a supporting roller 16 is installed at the bottom of the sliding plate 15, and the sliding plate 15 is further fixed with a plurality of cable clamping seats 17. The cable groove is internally provided with a separation plate which is separated into two cable cavities, and the two cable cavities can be classified for wiring. Meanwhile, the cable is directly fixed on the sliding plate, the sliding plate can move through the supporting roller, and the stay wire wiring is more convenient.
As shown in fig. 2 to 4, the height of the partition plate 13 is 1/2 of the depth of the cable groove, a hinge seat 18 is arranged on the groove wall of the cable groove 1, a cable support plate 19 is connected to the hinge seat 18 through a pin shaft, the free end of the cable support plate 19 is lapped on the top of the partition plate 13, and a plurality of fixing holes 20 are arranged on the cable support plate 19. The cable supporting plate is arranged on the upper portion of the partition plate and used for fixing the cables, so that the wiring capacity of the cable groove is increased, and the space utilization rate of the cable groove can be improved.
Wherein, be provided with a plurality of dovetail grooves 21 on the cable layer board 19, the direction that sets up of dovetail groove 21 is unanimous with the width direction in cable groove 1, adopts this kind of structure can increase the intensity of cable layer board, improves bearing capacity, and the surface warp. The fixed hole 20 is also provided with a movable clamping seat 22, and the bottom of the movable clamping seat 22 is provided with a plastic clamping piece 23 inserted in the fixed hole. The movable clamping seat 22 can be arranged according to actual needs, and is convenient to disassemble and assemble and more flexible and convenient to use.
The foregoing is considered as illustrative and not restrictive of the preferred embodiments of the invention, and any modifications, equivalents and improvements made within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (6)
1. The utility model provides a tunnel supply cable crane span structure convenient to installation, includes the cable groove and fixes the right angle layer board on the tunnel wall, be provided with apron, its characterized in that on the cable groove: one side of right angle layer board is provided with the connecting plate, the connecting plate passes through expansion bolts to be fixed on the tunnel wall, still be fixed with two uide bushings on the vertical right angle edge of right angle layer board, install the guide bar in the uide bushing, adjusting nut is installed to the one end of guide bar, and the other end is fixed with splint, be provided with reset spring between splint and the uide bushing, the horizontal right angle limit end fixing of right angle layer board has the baffle, be fixed with the triangle-shaped dog on the baffle, bottom one side in cable groove is fixed with the cardboard, the cable groove is used for the centre gripping between splint and triangle-shaped dog, and the cardboard card is in the below of triangle-shaped dog.
2. A tunnel supply cable tray for facilitating installation according to claim 1, wherein: the cable fixing device is characterized in that a separation plate is arranged in the middle of the cable groove, sliding grooves are formed in the separation plate and the cable groove wall, a sliding plate is installed between the separation plate and the cable groove wall, two ends of the sliding plate are respectively inserted into the sliding grooves, a supporting roller is installed at the bottom of the sliding plate, and a plurality of cable clamping seats are further fixed on the sliding plate.
3. A tunnel supply cable tray for facilitating installation according to claim 2, wherein: the height of the separation plate is 1/2 of the depth of the cable groove, an articulated seat is arranged on the groove wall of the cable groove, a cable supporting plate is connected to the articulated seat through a pin shaft, the free end of the cable supporting plate is lapped at the top of the separation plate, and a plurality of fixing holes are formed in the cable supporting plate.
4. A tunnel supply cable tray for facilitating installation according to claim 3, wherein: the cable supporting plate is provided with a plurality of trapezoidal grooves, and the arrangement direction of the trapezoidal grooves is consistent with the width direction of the cable grooves.
5. A tunnel supply cable tray for facilitating installation according to claim 3, wherein: the fixed hole is also internally provided with a movable clamping seat, and the bottom of the movable clamping seat is provided with a plastic clamping piece inserted in the fixed hole.
6. A tunnel supply cable tray for facilitating installation according to claim 1, wherein: an anti-skid rubber mat is fixed on the clamping plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021984833.3U CN213093794U (en) | 2020-09-11 | 2020-09-11 | Tunnel power supply cable bridge convenient to installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021984833.3U CN213093794U (en) | 2020-09-11 | 2020-09-11 | Tunnel power supply cable bridge convenient to installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213093794U true CN213093794U (en) | 2021-04-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021984833.3U Active CN213093794U (en) | 2020-09-11 | 2020-09-11 | Tunnel power supply cable bridge convenient to installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213093794U (en) |
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2020
- 2020-09-11 CN CN202021984833.3U patent/CN213093794U/en active Active
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