CN217692427U - A large-span ladder cable tray - Google Patents

Abstract

The utility model belongs to the technical field of the cable testing bridge, especially, be a big span ladder type cable testing bridge, including first cell body, second cell body, third cell body, side's pipe ladder fender and shock attenuation mounting bracket, the both sides of first cell body are connected with second cell body and third cell body through first rotation axis rotation respectively, first cell body, second cell body and third cell body symmetry respectively are provided with two. The utility model discloses a set up first cell body, the second cell body, the third cell body, side's pipe ladder keeps off and the shock attenuation mounting bracket, the design that first rotation axis and second rotation axis and side's pipe ladder kept off, it is folding to make the ladder type crane span structure disassemble, in the crane span structure transportation, can pass through folding crane span structure, reduce the whole volume of crane span structure, the transport means with the volume can load more crane span structures, reduce the cost of transportation, the side's pipe ladder of pegging graft keeps off the integral erection of the crane span structure of being convenient for, design through the shock attenuation mounting bracket, improve crane span structure shock attenuation effect.

Description

A large-span ladder cable bridge

technical field

The utility model relates to the technical field of cable bridges, in particular to a large-span ladder type cable bridge.

Background technique

The cable tray is divided into trough type, tray type and ladder frame structure. It is composed of brackets, brackets and installation accessories. Its function is to arrange the cables neatly inside and lead them from one device to another. , It will not affect the beauty of the building. Generally, we will use ladder type cable trays for large cables.

However, the existing ladder-type cable trays have the following disadvantages: the common ladder-type cable tray usually adopts an integrated C-shaped design, and is connected by welding. It is very inconvenient to install, and the existing ladder bridge has poor seismic effect.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides a large-span ladder-type cable bridge, which solves the problems that the ladder-type bridge proposed in the above-mentioned background technology is not convenient for transportation, the installation efficiency of the welding method is low, and the anti-seismic effect is poor. question.

(2) Technical solution

The utility model specifically adopts the following technical solutions in order to achieve the above object:

A large-span ladder-type cable bridge, comprising a first trough, a second trough, a third trough, a square tube ladder stop and a shock-absorbing installation frame, the two sides of the first trough are respectively rotated by a first The shaft is rotatably connected with a second groove body and a third groove body, and two of the first groove body, the second groove body and the third groove body are symmetrically arranged respectively, and the two first groove bodies slide through the insertion groove A square tube ladder block is plugged in, and a shock-absorbing installation frame is engaged with the first groove body.

Further, a plurality of cooling holes and socket slots are provided at equal intervals on the first tank body, and one end of the first tank body is integrally formed with a first baffle plate.

Further, both ends of the first tank body, the second tank body and the third tank body are provided with a second rotating shaft, and one end of the second tank body is integrally formed with a second baffle plate.

Further, one end of the third tank is integrally formed with a third baffle.

Further, the two ends of the square tube ladder block are slidably inserted into the insertion groove through the socket block, and the square tube ladder block is provided with a connecting groove.

Further, the shock absorbing installation frame is composed of a U-shaped hook, a spring shock absorber, a mounting block and a mounting hole, the U-shaped hook is engaged with the first groove body through the heat dissipation hole, and the U-shaped hook is fixed on the A spring shock absorber is connected, and the top end of the spring shock absorber is fixedly connected to the installation block, and an installation hole is opened on the top of the installation block.

(3) Beneficial effects

Compared with the prior art, the utility model provides a large-span ladder type cable bridge, which has the following beneficial effects:

The utility model can make The ladder bridge can be disassembled and folded. During the transport of the bridge, the overall volume of the bridge can be reduced by folding the bridge. The same volume of transport can load more bridges, reducing transportation costs. The overall installation of the bridge, through the design of the shock-absorbing mounting frame, improves the shock-absorbing effect of the bridge.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is a schematic diagram of the whole half-folding structure of the utility model;

Fig. 3 is a schematic diagram of the overall fully folded structure of the utility model;

Fig. 4 is a structural schematic diagram of a square tube ladder stop of the present invention;

Fig. 5 is a structural schematic diagram of the shock-absorbing mounting frame of the present invention.

In the figure: 1, the first tank body; 101, cooling holes; 102, the socket slot; 103, the first rotating shaft; 104, the first baffle; 2, the second tank body; 201, the second rotating shaft; 202 , the second baffle; 3, the third tank body; 301, the third baffle; 4, the square tube ladder block; 401, the plug block; 402, the connecting groove; 5, the shock absorbing mounting frame; 501, the U-shaped hook ; 502, the spring shock absorber; 503, the mounting block; 504, the mounting hole.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Example

As shown in Figures 1-5, a large-span ladder-type cable bridge proposed by an embodiment of the present invention includes a first tank body 1, a second tank body 2, a third tank body 3, and a square tube ladder block 4 and the shock absorbing mounting bracket 5, the two sides of the first tank body 1 are respectively connected with the second tank body 2 and the third tank body 3 through the first rotating shaft 103, and the first tank body 1, the second tank body 2 and the second tank body Two of the three tank bodies 3 are respectively arranged symmetrically, and a square pipe ladder block 4 is slidably inserted between the two first tank bodies 1 through the insertion slot 102, and a shock-absorbing mounting bracket 5 is mounted on the first tank body 1 .

To sum up, the bridge frame can be disassembled and folded, and the bridge frame can be folded during transportation, reducing the overall volume, improving transportation efficiency, and reducing transportation costs. Before installation and use, the bridge frame is extended and assembled. The first tank body 1 , The second tank body 2 and the third tank body 3 are folded and shrunk in an S shape through the second rotating shaft 201, and the first tank body 1, the second tank body 2 and the third tank body 3 are spread on the ground by stretching , and then erect the second tank body 2 and the third tank body 3 along the rotation direction of the first rotating shaft 103, so that the second tank body 2 and the third tank body 3 are perpendicular to the first tank body 1, thus When the ladder bridge is extended, a complete ladder bridge in this design is composed of two first tanks 1, second tanks 2 and third tanks 3, and the two extended first tanks 1 1. The openings of the second tank body 2 and the third tank body 3 are placed opposite to each other, so that the openings of the two insertion slots 102 are opposite, and the insertion blocks 401 at both ends of the square tube ladder block 4 are respectively inserted into the insertion slots 102 at both ends. , inserting the required square tube ladder blocks 4 one by one, and then snapping one end of the U-shaped hook 501 on the shock absorbing mounting frame 5 into the inside of the cooling hole 101 provided on the first tank body 1, through the shock absorbing mounting frame 5 5 Fix the assembled ladder-type bridge frame on the roof, and then the cables can be routed and installed. Through the design of the shock-absorbing mounting frame 5, the shock-absorbing effect of the bridge frame can be improved, and the bridge frame can be avoided from falling due to vibration. When being vibrated, the spring shock absorber 502 on the shock absorbing mount 5 can reduce the force of the vibration. The spring shock absorber 502 is an existing public technical means, so it will not be repeated in the text. The overall design structure is reasonable and the installation is simple. It is easy to transport and carry, and improves the overall convenience, thereby reducing transportation costs. Compared with the previous integrally welded bridge frame, this design improves the convenience of installation. The shock-absorbing mounting frame 5 improves the shock absorption effect of the bridge frame and prolongs the service life of the bridge frame , suitable for promotional use.

As shown in Figure 2 and Figure 3, in some embodiments, a number of cooling holes 101 and socket slots 102 are provided at equal intervals on the first tank body 1, and one end of the first tank body 1 is integrally formed with a first The baffle plate 104 and the first rotating shaft 103 are used to connect the second tank body 2 and the third tank body 3 to the first tank body 1. The heat dissipation holes 101 improve the ventilation of the bridge frame, reduce the overall weight of the bridge frame, and improve the installation efficiency. Convenient, the first baffle 104 is used to limit the turning direction of the first tank body 1 to avoid misalignment after stretching and ensure normal folding and use.

As shown in Figure 3, in some embodiments, the two ends of the first tank body 1, the second tank body 2 and the third tank body 3 are provided with a second rotating shaft 201, and one end of the second tank body 2 is integrally formed A second baffle 202 is provided, and the second rotating shaft 201 is used to connect between the two first tanks 1 , the second tank 2 and the third tank 3 to ensure that the bridge can be folded and contracted. The second baffle 202 It is used to limit the turning direction of the second tank body 2 to ensure normal use after stretching.

As shown in Figure 3, in some embodiments, one end of the third tank 3 is integrally formed with a third baffle 301, and the third baffle 301 is used to limit the turning direction of the third tank 3 to ensure the extended Normal use.

As shown in Figures 1 and 4, in some embodiments, the two ends of the square tube ladder block 4 are slidably inserted into the socket slot 102 through the insertion block 401, and the square tube ladder block 4 is provided with a connecting groove 402, The square tube ladder block 4 is used to fix the supporting cables to meet the use requirements of the bridge frame.

As shown in Figure 1 and Figure 5, in some embodiments, the shock absorbing mounting bracket 5 is composed of a U-shaped hook 501, a spring shock absorber 502, a mounting block 503 and a mounting hole 504, and the U-shaped hook 501 is stuck through the cooling hole 101 Closed on the first groove body 1, a spring shock absorber 502 is fixedly connected to the U-shaped hook 501, and the top of the spring shock absorber 502 is fixedly connected to the mounting block 503, and the top of the mounting block 503 is provided with a mounting hole 504, U The type hook 501 improves the convenience of installation by hooking the cooling hole 101, the spring shock absorber 502 improves the shock absorption effect of the bridge frame, and avoids damage to the bridge frame due to vibration, and the shock absorption mounting frame 5 improves the overall shock absorption of the bridge frame capacity and prolong service life.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (6)

1. A large-span ladder type cable bridge, comprising the first tank body (1), the second tank body (2), the third tank body (3), the square tube ladder stop (4) and the shock-absorbing installation frame ( 5), it is characterized in that: the two sides of the first tank (1) are respectively connected with the second tank (2) and the third tank (3) through the first rotating shaft (103), and the second tank (1) Two first tanks (1), second tanks (2) and third tanks (3) are symmetrically arranged respectively, and the two first tanks (1) are slidably inserted through the insertion slots (102) There is a square tube ladder block (4), and a shock-absorbing installation frame (5) is engaged with the first tank body (1). 2. A long-span ladder-type cable bridge according to claim 1, characterized in that: said first tank body (1) is provided with several cooling holes (101) and socket slots ( 102), one end of the first tank (1) is integrally formed with a first baffle (104). 3. A long-span ladder-type cable bridge according to claim 1, characterized in that: two of the first tank body (1), the second tank body (2) and the third tank body (3) Both ends are provided with a second rotating shaft (201), and one end of the second tank body (2) is integrally formed with a second baffle plate (202). 4. A long-span ladder-type cable bridge according to claim 1, characterized in that: one end of the third tank (3) is integrally formed with a third baffle (301). 5. A long-span ladder-type cable tray according to claim 1, characterized in that: both ends of the square tube ladder block (4) are slidably plugged into the socket slot ( In 102), a connection groove (402) is opened on the square tube ladder block (4). 6. A long-span ladder cable bridge according to claim 1, characterized in that: the shock absorbing mounting frame (5) consists of a U-shaped hook (501), a spring shock absorber (502), a mounting block (503) and the installation hole (504), the U-shaped hook (501) is engaged on the first tank body (1) through the cooling hole (101), and the U-shaped hook (501) is fixedly connected with a spring The shock absorber (502), the top end of the spring shock absorber (502) is fixedly connected to the installation block (503), and the top of the installation block (503) is provided with an installation hole (504).

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