CN215955947U

CN215955947U - Cable testing bridge convenient to scalable regulation of installation length

Info

Publication number: CN215955947U
Application number: CN202122132277.8U
Authority: CN
Inventors: 苏绍仕
Original assignee: Shanghai Shensu Power Bridge Equipment Co ltd
Current assignee: Shanghai Shensu Power Bridge Equipment Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-03-04
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a cable bridge convenient for telescopic adjustment of installation length, which comprises a bridge base, wherein the upper end of the bridge base is provided with a first cover plate in a clamping and sliding manner; the extension bridge is movably arranged inside the bridge base, and the upper end of the extension bridge is clamped with a second cover plate in a sliding manner; the angle steel cross rod is arranged at the bottom of the extension bridge frame, and angle steel hanging frames are arranged on two sides of the angle steel cross rod; also includes: the first screw is installed at the bottom of the bridge base in a threaded mode; the ball is movably arranged in the upper end of the bridge base, the upper end of the ball is attached to the inside of the sliding groove, and the sliding groove is formed in the outer side of the lower end of the extension bridge; and the limiting groove is arranged on the inner wall of the extension bridge. This cable testing bridge convenient to scalable regulation of installation length is convenient for stretch out and draw back the regulation as required to can avoid the cable to take place the winding phenomenon of slope when laying, so that later maintenance.

Description

Cable testing bridge convenient to scalable regulation of installation length

Technical Field

The utility model relates to the related technical field of cable bridges, in particular to a cable bridge convenient for telescopic adjustment of installation length.

Background

The cable bridge is generally formed by directly pressing metal plates into an integrated groove shape or box shape, and is widely applied to the erection of cables in electric power, communication and lighting systems to provide wiring in different directions.

However, the existing cable tray has the following problems:

in a cable bridge frame with the publication number of CN211930163U, the sealing strips are arranged to have the function of sealing and preventing water, so that the cable is prevented from being corroded; have the radiating effect of fire prevention through fire prevention net and heat dissipation louvre, however this cable testing bridge is because can not stretch out and draw back, can't satisfy user's different demands, has certain limitation, and the suitability is relatively poor, and the installation effectiveness is lower to inconvenient can be spacing to cable machinery inside the cable testing bridge, owing to lay at will, lead to the cable to take place the skew, influence going on of follow-up maintenance operation.

We have therefore proposed a cable tray which facilitates telescopic adjustment of the mounting length in order to solve the problems set out above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cable bridge convenient for telescopic adjustment of installation length, and aims to solve the problems that the existing cable bridge in the market cannot meet different requirements of users due to non-telescopic property, the installation efficiency is low, the mechanical energy of a cable is not limited in the cable bridge, and the subsequent maintenance operation is influenced, which are provided by the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a cable bridge convenient for telescopic adjustment of installation length comprises a bridge base, wherein the upper end of the bridge base is provided with a first cover plate in a clamping and sliding manner;

the extension bridge is movably arranged inside the bridge base, and the upper end of the extension bridge is clamped with a second cover plate in a sliding manner;

the angle steel cross rod is arranged at the bottom of the extension bridge frame, and angle steel hanging frames are arranged on two sides of the angle steel cross rod, so that the cable bridge frame is installed in a hanging manner;

also includes:

the first screw is installed at the bottom of the bridge base in a threaded mode;

the ball is movably arranged in the upper end of the bridge base, the upper end of the ball is attached to the inside of the sliding groove, the sliding groove is formed in the outer side of the lower end of the extension bridge, and friction between the bridge base and the extension bridge is reduced through the ball;

and the limiting groove is arranged on the inner wall of the extension bridge.

Preferably, the upper end of the first screw is located inside the positioning hole, the positioning hole is formed in the bottom of the extending bridge at equal intervals, and the upper end of the first screw and the positioning hole form concave-convex fit, so that the moving extending bridge can be fixed by the aid of fit of the first screw and the positioning hole, different requirements of users are met, and applicability is improved.

Preferably, two extension bridges are symmetrically arranged about the center of the bridge base, and the extension bridges and the angle steel cross bars are fixedly connected through second screws and positioning holes, so that the positions of the angle steel cross bars on the extension bridges can be adjusted to keep the balance of the cable bridge, and the installation operation is facilitated.

Preferably, the inside of extending the crane span structure is provided with spacing splint, and the stopper is all installed to spacing splint's both sides, and the stopper with block sliding connection about the spacing groove constitutes for cooperation relation between stopper and spacing groove is fixed spacing splint inside extending the crane span structure, avoids spacing splint to take place the skew.

Preferably, the fixing rods are evenly arranged inside the upper ends of the limiting clamping plates, the rotating rods are movably sleeved on the outer sides of the fixing rods, and the torsion springs are welded between the rotating rods and the fixing rods, so that the cables can be limited in position, and the situation that the follow-up maintenance operation is influenced due to the fact that the cables are laid due to deflection of stress is avoided.

Preferably, the upper end of bull stick is one side slope form, and the middle part of bull stick is the annular design of semicircle to the bull stick is provided with two about the central symmetry of dead lever, makes under the effect of two bull sticks, and inside the cable can stretch into two bull sticks, and under torsion spring's effect, can restrict the cable between two bull sticks, and so that lay the operation to the cable.

Compared with the prior art, the utility model has the beneficial effects that: the cable bridge convenient for installation and length telescopic adjustment;

1. the cable bridge is provided with the positioning holes and the extension bridges, so that when the length of the cable bridge is adjusted as required, the extension bridges are pulled out of the bridge base, the movable extension bridges are fixed by utilizing the matching relation between the first screws and the positioning holes, meanwhile, the two extension bridges are symmetrically arranged relative to the bridge base, so that the extension bridges can extend in different directions as required, the convenience is improved, and the position of the angle steel cross rod on the extension bridge is adjusted by utilizing the relation between the second screws and the positioning holes, so that the integral stability is ensured, and the installation operation is carried out by utilizing the angle steel hanger;

2. be provided with bull stick and spacing splint for after inserting the extension crane span structure with spacing splint through the stopper, fill in the cable between two bull sticks of spacing splint upper end installation, and two bull sticks under torque spring's operation, can inject the cable on spacing splint, avoid the cable to take place the phenomenon of slope when laying, so that later maintenance.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a side sectional view of a first screw of the present invention;

FIG. 3 is a schematic side sectional view of the angle steel cross bar of the present invention;

FIG. 4 is a schematic side sectional view of the position-limiting clamp of the present invention;

FIG. 5 is a schematic side sectional view of the rotating shaft of the present invention.

In the figure: 1. a bridge frame base; 2. a first cover plate; 3. an extension bridge; 4. a second cover plate; 5. a first screw; 6. positioning holes; 7. a ball bearing; 8. a chute; 9. a torsion spring; 10. an angle steel cross bar; 11. an angle steel hanger; 12. a second screw; 13. a limiting groove; 14. a limiting clamp plate; 15. a limiting block; 16. fixing the rod; 17. and (4) rotating the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a cable bridge convenient for telescopic adjustment of installation length comprises a bridge base 1, wherein a first cover plate 2 is clamped and slidably arranged at the upper end of the bridge base 1;

the extension bridge frame 3 is movably arranged inside the bridge frame base 1, and the upper end of the extension bridge frame 3 is clamped with a second cover plate 4 in a sliding manner;

the angle steel cross rod 10 is arranged at the bottom of the extension bridge 3, and angle steel hangers 11 are arranged on two sides of the angle steel cross rod 10, so that the cable bridge is installed in a suspension mode;

also includes:

the first screw 5 is installed at the bottom of the bridge base 1 in a threaded mode;

the ball 7 is movably arranged inside the upper end of the bridge base 1, the upper end of the ball 7 is arranged inside the sliding groove 8 in a fit mode, the sliding groove 8 is formed in the outer side of the lower end of the extension bridge 3, and friction between the bridge base 1 and the extension bridge 3 is reduced through the ball 7;

a limit groove 13 which is opened on the inner wall of the extension bridge frame 3;

the upper ends of the first screws 5 are positioned inside the positioning holes 6, the positioning holes 6 are arranged at the bottom of the extension bridge frame 3 at equal intervals, and the upper ends of the first screws 5 are in concave-convex fit with the positioning holes 6;

with reference to fig. 1-2, after the extension bridge 3 is pulled out from the interior of the bridge base 1, the first screw 5 is rotated, the first screw 5 is driven to extend into the positioning hole 6 formed in the bottom of the extension bridge 3 by using the threaded connection between the first screw 5 and the bridge base 1, and then the moved extension bridge 3 can be fixed in the interior of the bridge base 1 by using the concave-convex matching effect between the first screw 5 and the positioning hole 6, so as to stretch the cable bridge, thereby meeting different use conditions of users.

Two extending bridge frames 3 are symmetrically arranged relative to the center of the bridge frame base 1, and the extending bridge frames 3 are fixedly connected with the angle steel cross bars 10 through second screws 12 and positioning holes 6;

as shown in fig. 1 and 3, the cable bridge can be extended and retracted in different directions according to the use condition, so that the convenience is improved, and meanwhile, the position of the angle steel cross rod 10 can be adjusted on the extension bridge 3, so that the overall stability of the cable bridge is ensured, and the subsequent installation operation is facilitated.

A limiting clamp plate 14 is arranged inside the extending bridge 3, limiting blocks 15 are arranged on two sides of the limiting clamp plate 14, and the limiting blocks 15 and the limiting grooves 13 are in up-down clamping sliding connection; a fixed rod 16 is uniformly arranged in the upper end of the limiting clamping plate 14, a rotating rod 17 is movably sleeved on the outer side of the fixed rod 16, and a torsion spring 9 is welded between the rotating rod 17 and the fixed rod 16; the upper end of the rotating rod 17 is inclined at one side, the middle part of the rotating rod 17 is designed in a semicircular ring shape, and two rotating rods 17 are symmetrically arranged relative to the center of the fixed rod 16;

with reference to fig. 1-5, after the limiting block 15 is inserted into the limiting groove 13, the limiting clamp 14 can be fixed inside the extending bridge 3, and then the cable is placed inside the two rotating rods 17, because the upper ends of the rotating rods 17 are inclined, the two rotating rods 17 are unfolded under the extrusion action of the cable, and after the cable is completely moved between the two rotating rods 17, the rotating rods 17 can be tightly attached to the outer side of the cable under the elastic action of the torsion spring 9, so that the cable is limited inside the extending bridge 3, and the cable is prevented from being deflected by external force while being laid, and the subsequent maintenance operation is ensured.

The working principle is as follows: when using this cable testing bridge convenient to installation length scalable regulation, as shown in fig. 1-5, utilize two bull sticks 17 to carry out the position to the cable and prescribe a limit to, take place the incline and influence follow-up maintenance operation when avoiding laying, simultaneously will extend the crane span structure 3 and draw to suitable position after from the inside of crane span structure base 1, rotate first screw 5, utilize the mating reaction between first screw 5 and locating hole 6, will remove the extension crane span structure 3 after fixing in the inside of crane span structure base 1, and then realize the flexible to the cable crane span structure, in order to satisfy different in service behavior, can adjust the position that angle steel horizontal pole 10 locates on extending the crane span structure 3 simultaneously, guarantee the overall stability of cable crane span structure, so that through angle steel gallows 11 fixed mounting on the roof.

Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A cable bridge convenient for telescopic adjustment of installation length comprises a bridge base (1), wherein a first cover plate (2) is clamped and slidably arranged at the upper end of the bridge base (1);

the extension bridge frame (3) is movably arranged inside the bridge frame base (1), and the upper end of the extension bridge frame (3) is clamped with a second cover plate (4) in a sliding manner;

the angle steel cross rod (10) is arranged at the bottom of the extension bridge (3), and angle steel hangers (11) are arranged on two sides of the angle steel cross rod (10) so as to realize suspension type installation of the cable bridge;

it is characterized by also comprising:

the first screw (5) is installed at the bottom of the bridge base (1) in a threaded mode;

the ball (7) is movably arranged inside the upper end of the bridge base (1), the upper end of the ball (7) is attached to the inside of the sliding groove (8), the sliding groove (8) is formed in the outer side of the lower end of the extension bridge (3), and friction between the bridge base (1) and the extension bridge (3) is reduced through the ball (7);

and the limiting groove (13) is arranged on the inner wall of the extension bridge (3).

2. A cable tray for facilitating installation of a telescopically adjustable length as claimed in claim 1, wherein: the upper end of the first screw (5) is located inside the positioning hole (6), the positioning holes (6) are arranged at the bottom of the extending bridge (3) at equal intervals, and the upper end of the first screw (5) is in concave-convex fit with the positioning hole (6).

3. A cable tray for facilitating installation of a telescopically adjustable length as claimed in claim 1, wherein: the two extending bridge frames (3) are symmetrically arranged relative to the center of the bridge frame base (1), and the extending bridge frames (3) are fixedly connected with the angle steel cross bars (10) through second screws (12) and positioning holes (6).

4. A cable tray for facilitating installation of a telescopically adjustable length as claimed in claim 1, wherein: the inside of extending crane span structure (3) is provided with spacing splint (14), and stopper (15) are all installed to the both sides of spacing splint (14), and stopper (15) with spacing groove (13) constitute about block sliding connection.

5. A cable tray for facilitating installation of a telescopically adjustable length as claimed in claim 4, wherein: the fixing rods (16) are evenly arranged inside the upper ends of the limiting clamping plates (14), the rotating rods (17) are movably sleeved on the outer sides of the fixing rods (16), and torsion springs (9) are welded between the rotating rods (17) and the fixing rods (16).

6. A cable tray for facilitating installation of a telescopically adjustable length as claimed in claim 5, wherein: the upper end of the rotating rod (17) is inclined at one side, the middle part of the rotating rod (17) is designed in a semicircular ring shape, and two rotating rods (17) are symmetrically arranged relative to the center of the fixed rod (16).