CN219247342U - Novel cable paying-off pulley suitable for overhead bridge - Google Patents
Novel cable paying-off pulley suitable for overhead bridge Download PDFInfo
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- CN219247342U CN219247342U CN202320439229.XU CN202320439229U CN219247342U CN 219247342 U CN219247342 U CN 219247342U CN 202320439229 U CN202320439229 U CN 202320439229U CN 219247342 U CN219247342 U CN 219247342U
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Abstract
The utility model provides a novel cable paying-off pulley suitable for a high-position bridge, which comprises a base, a first gate-type frame and a second gate-type frame which are symmetrically arranged on the base, wherein a transverse supporting plate is arranged in the middle of each gate-type frame, mounting holes for fixing pulley bodies are respectively formed in the middle of the two transverse supporting plates, and the pulley bodies are fixed between the two transverse supporting plates through connecting shafts. The utility model has simple structure, reasonable design and convenient use, is suitable for auxiliary cable laying of the high-position cable bridge, can avoid secondary cable inversion and improves the construction efficiency.
Description
Technical Field
The utility model relates to the technical field of tunnel cable laying construction, in particular to a novel cable paying-off pulley suitable for a high-place bridge frame.
Background
In the construction of electrified railway and rail transit electrical systems, a plurality of types of cables are required to be laid and fixed in a tunnel, and various cables have various different installation heights, so that the installation heights of various cable bridges are different, and because of the factors such as more electromechanical pipelines in the tunnel and more fire-fighting standpipes, the cable laying of the cable bridge at a high position cannot be laid on the ground firstly and then subjected to secondary flip-chip, and an auxiliary cable paying-off device which is simple to install and convenient to use is lacking on the cable bridge at a high position.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a novel cable paying-off pulley suitable for a high-position bridge, which has the advantages of simple structure and high stability, and can be suitable for the high-position cable bridge, stabilize the cable direction and slow down the cable traction resistance.
The technical scheme provided by the utility model is as follows: the utility model provides a novel cable unwrapping wire pulley suitable for eminence crane span structure, includes base and symmetry setting first door type frame and second door type frame on the base, and every door type frame's centre is provided with horizontal backup pad, and the mounting hole that is used for fixed pulley body is seted up respectively at the middle part of two horizontal backup pads, the pulley body is fixed in between two horizontal backup pads through the connecting axle.
Further, the base includes two bracing pieces of parallel arrangement, two the top parallel arrangement of bracing piece has two arc poles, and two arc poles encircle the pulley body between first door type frame, second door type frame and two door type frames at the base middle part.
Further, the first door-shaped frame and the second door-shaped frame are respectively welded on the two support rods, and the arc-shaped rods are welded between the two support rods.
Further, the first gate-type frame and the second gate-type frame are formed by bending precise steel pipes, the top of each gate-type frame is arc-shaped, and the arc top of each gate-type frame is higher than the pulley body.
Further, the arc-shaped rod is formed by bending a hot dip galvanized black steel pipe, and the arc top height of the arc-shaped rod is flush with the horizontal central axis of the pulley body.
Further, the bottom both ends of every bracing piece are equipped with dead lever and L shape clamping lever respectively for the card is fixed in between the inside cross arm of eminence cable testing bridge.
Further, the supporting rod is made of hot-dip galvanized black steel pipes, and the fixing rod and the L-shaped clamping rod are made of solid screw steel.
The cable bridge is simple in structure and high in stability, is suitable for being used in a high-position cable bridge, can stabilize the cable direction, slows down the cable traction resistance, reduces the labor intensity, is convenient for directly carrying out cable traction and laying, does not need to carry out secondary inversion of the cable, and greatly improves the construction efficiency.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a schematic view of the structure of the present utility model in use;
in the figure: 1-base, 101-supporting rod, 102-fixed rod, 103-L-shaped clamping rod, 2-first door-shaped frame, 3-second door-shaped frame, 4-transverse supporting plate, 5-pulley body, 6-mounting hole, 7-arc-shaped rod and 8-cross arm.
Detailed Description
The present utility model will be further described with reference to the following detailed description, wherein the drawings are for illustrative purposes only and are shown in schematic, rather than physical, drawings, and are not to be construed as limiting the utility model, and wherein certain components of the drawings are omitted, enlarged or reduced in size, and do not represent the actual product size, so it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted, and that all other embodiments obtained by those of ordinary skill in the art without making inventive efforts, based on the embodiments of the present utility model, are within the scope of protection of the present utility model.
In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "front", "rear", "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The novel cable paying-off pulley suitable for the high-altitude bridge frame comprises a base 1, a first gate-shaped frame 2 and a second gate-shaped frame 3 which are symmetrically arranged on the base 1, wherein a transverse supporting plate 4 is arranged in the middle of each gate-shaped frame, mounting holes 6 for fixing pulley bodies 5 are respectively formed in the middle of the two transverse supporting plates 4, and the pulley bodies 5 are fixed between the two transverse supporting plates 4 through connecting shafts.
The base 1 comprises two supporting rods 101 which are arranged in parallel, two arc-shaped rods 7 are arranged above the supporting rods 101 in parallel, and the two arc-shaped rods 7 encircle the first gate-shaped frame 2, the second gate-shaped frame 3 and the pulley body 5 between the two gate-shaped frames at the middle part of the base 1.
The first door-shaped frame 2 and the second door-shaped frame 3 are respectively welded on the two support rods 101, and the arc-shaped rod 7 is welded between the two support rods 101.
The first gate-shaped frame 2 and the second gate-shaped frame 3 are formed by bending precise steel pipes, the top of each gate-shaped frame is arc-shaped, and the arc top of each gate-shaped frame is higher than the pulley body 5.
The arc-shaped rod 7 is formed by bending a hot-dip galvanized black steel pipe, and the arc top height of the arc-shaped rod 7 is flush with the horizontal central axis of the pulley body.
The two ends of the bottom of each supporting rod 101 are respectively provided with a fixed rod 102 and an L-shaped clamping rod 103, and the fixed rods are used for being clamped between the inner cross arms 8 of the overhead cable bridge. The support rod 101 is made of hot-dip galvanized black steel pipe, and the fixing rod 102 and the L-shaped clamping rod 103 are made of solid screw steel.
Specifically, in one embodiment, the overall dimensions of the new payout pulley are 300mm long, 210mm wide, 260mm high, and weigh about 5kg.
In one embodiment, the pulley body 5 is made of precision steel pipe, and the pulley body of the present utility model is a 7 inch pulley.
In a specific embodiment, the gate-type frame is formed by bending a precise steel pipe with the diameter of 15mm, the width of the gate-type frame is 200mm, and the arc top of the gate-type frame is 80mm higher than the pulley body and is used for protecting the cable from slipping in the traction process of the curve section. Each gate frame is provided with a transverse supporting plate, the transverse supporting plates are made of hot dip galvanized steel plates, the length of each transverse supporting plate is 16cm, the width of each transverse supporting plate is 3cm, the height of each transverse supporting plate is 180mm, the left and right directions of each gate frame are respectively welded at the center of each supporting rod, a round hole is formed in the center of each transverse supporting plate and can be used for fixing a pulley body, and the pulley bodies are fixed between the two gate frames through connecting shafts.
In a specific embodiment, the two arc rods are formed by bending hot dip galvanized black steel pipes with diameters of 15mm, are welded beside the gate frame in a front-back clinging mode, span the width of the arc rods to be 210mm, and are flush with the center position of the pulley after being fixed, so that the overall stability of the paying-off pulley is enhanced. The bracing piece is made by 20mm hot dip zinc black steel pipe of diameter, long 300mm, dead lever and L shape kelly are made by 8 mm's solid screw steel, and the welding is in the position 2cm from the tip around the dead lever bottom, and the front side is vertical welding, and the rear side is L type welding, and its aim at is when fixing the unwrapping wire pulley on the eminence crane span structure, can guarantee to block unwrapping wire pulley back and forth and not slide, and L type pole can guarantee can not follow the crane span structure and drop under the cable traction force.
When the novel cable paying-off pulley is used, firstly, the length of the supporting rod and the welding position of the fixing rod and the clamping rod are determined according to the space of the cross arm in the high cable bridge where the novel cable paying-off pulley is required to be placed, and after the length of the supporting rod and the welding position of the fixing rod and the clamping rod are determined, the paying-off pulley is sequentially arranged and fixed in the high bridge before a cable is discharged.
The above description is merely illustrative of specific embodiments of the utility model and is not intended to limit the utility model, but any modifications, equivalents, improvements or alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. Novel cable paying-off pulley suitable for overhead bridge, its characterized in that: including base (1) and symmetry setting first gate frame (2) and second gate frame (3) on base (1), every gate frame's centre is provided with horizontal backup pad (4), and mounting hole (6) that are used for fixed pulley body (5) have been seted up respectively at the middle part of two horizontal backup pads (4), pulley body (5) are fixed in between two horizontal backup pads (4) through the connecting axle.
2. The novel cable payout pulley adapted for use in a high-rise bridge according to claim 1, wherein: the base (1) comprises two supporting rods (101) which are arranged in parallel, two arc-shaped rods (7) are arranged above the supporting rods (101) in parallel, and the two arc-shaped rods (7) encircle the first gate-shaped frame (2), the second gate-shaped frame (3) and pulley bodies (5) between the two gate-shaped frames at the middle of the base (1).
3. The novel cable payout pulley adapted for use in a high-rise bridge as defined in claim 2, wherein: the first door-shaped frame (2) and the second door-shaped frame (3) are welded on the two supporting rods (101) respectively, and the arc-shaped rods (7) are welded between the two supporting rods (101).
4. The novel cable payout pulley adapted for use in a high-rise bridge according to claim 1, wherein: the first gate-shaped frames (2) and the second gate-shaped frames (3) are formed by bending precise steel pipes, the top of each gate-shaped frame is arc-shaped, and the arc top of each gate-shaped frame is higher than the pulley body (5).
5. The novel cable payout pulley adapted for use in a high-rise bridge as defined in claim 2, wherein: the arc-shaped rod (7) is formed by bending a hot dip galvanized black steel pipe, and the arc top height of the arc-shaped rod (7) is flush with the horizontal central axis of the pulley body.
6. The novel cable payout pulley adapted for use in a high-rise bridge as defined in claim 2, wherein: the two ends of the bottom of each supporting rod (101) are respectively provided with a fixed rod (102) and an L-shaped clamping rod (103) which are used for being clamped and fixed between the inner cross arms (8) of the high cable bridge.
7. The novel cable payout pulley adapted for use in a high-end bridge as defined in claim 6, wherein: the support rod (101) is made of hot-dip galvanized black steel pipe, and the fixing rod (102) and the L-shaped clamping rod (103) are made of solid screw steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320439229.XU CN219247342U (en) | 2023-03-08 | 2023-03-08 | Novel cable paying-off pulley suitable for overhead bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320439229.XU CN219247342U (en) | 2023-03-08 | 2023-03-08 | Novel cable paying-off pulley suitable for overhead bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219247342U true CN219247342U (en) | 2023-06-23 |
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ID=86838230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320439229.XU Active CN219247342U (en) | 2023-03-08 | 2023-03-08 | Novel cable paying-off pulley suitable for overhead bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219247342U (en) |
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2023
- 2023-03-08 CN CN202320439229.XU patent/CN219247342U/en active Active
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