Roller laying device for cable laying
By installing a roller laying structure on the bracket arm of the power cabin of the pipe corridor and fixing it with limit folding plates, the problems of large friction between the cable and the bracket in the existing cable laying structure are solved, and the rapid and simple laying and protection of the cable is achieved.
Patent Information
- Application Number
- CN202421822371.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-30
- Publication Date
- 2025-05-20
- Estimated Expiration
- 2034-07-30
AI Technical Summary
The cable laying structure of the existing pipe corridor power cabin has problems such as narrow space, difficulty in laying cables and damage. The main reason is that the bracket is high and narrow, resulting in large friction between the cable and the bracket surface and high traction resistance.
A roller laying device is designed. By installing a roller laying structure on the bracket arm and fixing the roller laying structure with a limit folding plate, the friction between the cable and the bracket arm surface is reduced, and the cable is simple and fast laying is achieved.
Through the use of the roller laying device, the friction between the cable and the bracket arm can be effectively reduced, the laying resistance can be reduced, the cable can be protected, and the cable can be quickly and easily laid.
Smart Images
Figure CN222887985U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of power cabins in pipe galleries, and particularly relates to a roller laying device for laying cables indoors in a power cabin of a pipe gallery. Background Technique
[0002] In the construction of urban pipe galleries, power cabins are generally set up. The power cables laid in the power cabins have a voltage as high as 220 kV. The existing cable laying structure in the power cabin of the pipe gallery usually sets multiple layers of brackets at the position against the wall in the power cabin. The brackets are arranged in rows against the wall in multiple layers, and the distance between the brackets is small. The cables are directly laid on the brackets. The existing cable laying structure has the following deficiencies:
[0003] 1). The space in the power cabin is narrow. Generally, a winch is directly used for traction, and manual assistance is required for laying.
[0004] 2). Since the brackets are relatively high, the cables have a large diameter and large weight. Coupled with the relatively narrow brackets, when the cables are directly laid on the brackets, friction will occur between the cable outer sheath and the surface of the brackets, the dragging resistance of the cables is large, the laying is difficult, and the cable outer sheath is often damaged. Content of the Utility Model
[0005] The technical problem to be solved by the utility model is to provide a roller laying device that can reliably fix the roller laying structure on the bracket arm, can place and lay and fix the cables to be laid on the roller laying structure, the two ends of the bracket arm are clamped into the first limit groove and the second limit groove of the limit folding plate, so as to facilitate the bracket arm to be sleeved into the lower end of the limit folding plate, and by setting the limit folding plate, it is convenient to sleeve the bracket arm into or out of the limit folding plate, realize the reliable fixation of the roller laying structure, reduce the friction between the cable and the surface of the bracket arm, and achieve the effects of protecting the cable and simple laying.
[0006] To solve the above technical problems, the utility model adopts the following technical solutions:
[0007] A roller laying device for cable laying, including a roller laying device for cable laying in the power cabin of the pipe gallery. The roller laying device is installed on the left and right sides of the power cabin of the pipe gallery. A number of bracket arms are installed on the left and right sides of the power cabin of the pipe gallery, which are spaced from each other from top to bottom in sequence. The roller laying device is installed on the bracket arms. The roller laying device is installed on the left and right sides of the power cabin of the pipe gallery through the bracket arms. The roller laying device includes two groups of fixed supports, a roller laying structure for cable laying, and a limit folding plate. The two groups of fixed supports are symmetrically arranged. The roller laying structure is installed between the two groups of fixed supports. The limit folding plate is installed below the two groups of fixed supports and the roller laying structure. First limit grooves and second limit grooves are respectively formed on both sides of the lower end of the limit folding plate. The two ends of the bracket arm are respectively clamped into the first limit groove and the second limit groove of the limit folding plate to install the roller laying structure on the bracket arm.
[0008] Further, the bracket arm is an L-shaped steel plate structure. A first clamping position is formed at one edge of the short side steel plate of the bracket arm, and a second clamping position is formed at the other end of the short side steel plate of the bracket arm. The bracket arm is sleeved into the lower end of the limit folding plate by clamping the first clamping position and the second clamping position at both ends of the short side steel plate of the bracket arm into the first limit groove and the second limit groove of the limit folding plate.
[0009] Further, the first limit groove is set as a groove structure matching the shape of the first clamping position of the bracket arm, and the second limit groove is set as an L-groove structure matching the shape of the second clamping position of the bracket arm.
[0010] Further, the roller laying structure includes a cable drum and a rotating shaft. The rotating shaft is installed between the two groups of fixed supports. The cable drum is installed on the outer surface of the rotating shaft. The cable is laid on the cable drum.
[0011] Further, a retaining ring is installed at the outer end of the cable drum.
[0012] Further, the two groups of fixed supports are welded at the middle position of the upper surface of the limit folding plate to realize the installation of the limit folding plate and the two groups of fixed supports.
[0013] Further, columns are fixed on the left and right sides of the power cabin of the pipe gallery, and a number of bracket arms are fixed on the columns at intervals from top to bottom in sequence.
[0014] Compared with the prior art, the utility model has the following beneficial effects:
[0015] 1). The roller laying device of the present utility model is installed on the left and right sides of the power cable compartment in the pipe gallery. A number of bracket arms are installed on the left and right sides of the power cable compartment in the pipe gallery, which are spaced from top to bottom in sequence. The roller laying device is installed on the bracket arms. The roller laying device includes two groups of fixed supports, a roller laying structure, and a limit folding plate. The two groups of fixed supports are symmetrically arranged. The limit folding plate is installed below the two groups of fixed supports and the roller laying structure. First limit grooves and second limit grooves are respectively formed on both sides of the lower end of the limit folding plate. The two ends of the bracket arm are respectively clamped into the first limit groove and the second limit groove of the limit folding plate, so as to realize the installation of the roller laying device and the bracket arm. The present utility model reliably fixes the roller laying structure on the bracket arm through the limit folding plate. The cable is laid on the roller laying structure. After all the cables are pulled in place, they are then manually translated onto the bracket arm. By installing the roller laying device on the left and right sides through the bracket arm, the cables to be laid can be placed and laid and fixed, and multiple cables do not interfere with each other. By setting the limit folding plate, it is convenient to sleeve the bracket arm into or out of the limit folding plate, realizing the reliable fixation of the roller laying structure. At the same time, the friction between the cable and the surface of the bracket arm is reduced, playing a role in protecting the cable, and at the same time achieving the effects of simple and rapid laying.
[0016] 2). The present utility model sets the first limit groove of the limit folding plate as a groove structure and the second limit groove of the limit folding plate as an L-groove structure, which is convenient for the bracket arm to be sleeved into and out of the limit folding plate. The first limit groove and the second limit groove can play a role in limiting, preventing the bracket arm from falling off the limit folding plate.
[0017] 3). The roller laying structure of the present utility model includes a cable drum and a rotating shaft. The rotating shaft is installed between the two groups of fixed supports. The cable drum is installed on the outer surface of the rotating shaft. The cable drum is installed on the two groups of fixed supports through the rotating shaft. The cable is laid on the cable drum. A retaining ring is installed at the outer end of the cable drum, and the retaining ring can prevent the cable from detaching from the cable drum. Brief Description of the Drawings
[0018] Figure 1 It is an elevation view of the cross-section of the power cable compartment in the pipe gallery of the present utility model;
[0019] Figure 2 It is a side elevation view of the roller laying device of the present utility model;
[0020] Figure 3 It is a front elevation view of the roller laying device of the present utility model;
[0021] Figure 4 It is a side elevation view of the cable traction of the present utility model;
[0022] Figure 5 It is a front elevation view of the cable traction of the present utility model;
[0023] Figure 6 This is a schematic side elevation view of the limit folding plate of the present utility model;
[0024] Figure 7 This is a schematic side elevation view of the bracket arm of the present utility model;
[0025] Figures 8 - 15 This is a schematic diagram of the installation sequence of the roller laying device in the second embodiment of the present utility model.
[0026] In the figure, power cabin 1, bracket arm 11, column 12, first clamping position 111, second clamping position 112, column 12, roller laying device 2, fixed support 21, roller laying structure 22, cable drum 221, rotating shaft 222, retaining ring 223, limit folding plate 23, first limit groove 231, second limit groove 232, first folding plate 233, second folding plate 234, third folding plate 235, fourth folding plate 236, cable 3, integrated cabin 4. Specific embodiments
[0027] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.
[0028] Such as Figures 1 - 7As shown in the figure, Embodiment 1 of the present utility model provides a roller laying device 2 for laying a cable 3, including a roller laying device 2 for laying the cable 3 in the power cable chamber 1 of the pipe gallery. The roller laying device 2 is installed on the left and right sides of the power cable chamber 1 of the pipe gallery. A number of bracket arms 11 are installed on the left and right sides of the power cable chamber 1 of the pipe gallery, which are spaced from each other in sequence from top to bottom. The roller laying device 2 is installed on the bracket arms 11. The roller laying device 2 is installed on the left and right sides of the power cable chamber 1 of the pipe gallery through the bracket arms 11. A cable jacket is laid outside the cable 3. A comprehensive chamber 4 is installed on one side of the power cable chamber 1 of the pipe gallery. The roller laying device 2 includes two groups of fixed supports 21, a roller laying structure 22, and a limit folding plate 23. The two groups of fixed supports 21 are symmetrically arranged. The roller laying structure 22 is installed between the two groups of fixed supports 21. The limit folding plate 23 is installed below the two groups of fixed supports 21 and the roller laying structure 22. First limit grooves 231 and second limit grooves 232 are respectively formed on both sides of the lower end of the limit folding plate 23. The two ends of the bracket arm 11 are respectively inserted into the first limit groove 231 and the second limit groove 232 of the limit folding plate 23 to install the roller laying structure 22 on the bracket arm 11, thereby realizing the installation of the roller laying device 2 and the bracket arm 11. The roller laying device 2 of the present utility model is installed on the left and right sides of the power cable chamber 1 of the pipe gallery through a number of bracket arms 11, which can place and lay and fix the cable 3 to be laid, realize the layered and segmented laying of the cable 3, and achieve the purpose of mutual isolation and non-interference of the cable 3 laying. The two ends of the bracket arm 11 are inserted into the first limit groove 231 and the second limit groove 232 of the limit folding plate 23, so as to facilitate the bracket arm 11 to be sleeved into the lower end of the limit folding plate 23. By setting the limit folding plate 23, it is convenient to sleeve the bracket arm 11 into or out of the limit folding plate 23, realize the firm fixation of the roller laying structure 22, reduce the friction between the cable 3 and the surface of the bracket arm 11, and solve the problems such as large traction resistance, difficult laying, and cable 3 damage caused by the friction between the cable jacket and the surface of the bracket arm 11 during the cable 3 laying, and achieve the effects of protecting the cable 3, simple laying, and rapid laying.
[0029] In specific implementation, the bracket arm 11 of the present utility model is an L-shaped steel plate structure. One end edge of the short-side steel plate of the bracket arm 11 forms a first clamping position 111, and the other end of the short-side steel plate of the bracket arm 11 forms a second clamping position 112. The first clamping position 111 and the second clamping position 112 at both ends of the short-side steel plate of the bracket arm 11 are clamped into the first limiting groove 231 and the second limiting groove 232 of the limiting folding plate 23 to sleeved the bracket arm 11 into the lower end of the limiting folding plate 23. By setting the limiting folding plate 23, it is convenient to sleeve it into the bracket arm 11, realizing the reliable fixation of the roller laying structure 22, and the installation and removal are simple. The first limiting groove 231 and the second limiting groove 232 of the limiting folding plate 23 can play a role in limiting to prevent the roller laying structure 22 from falling off the bracket arm 11. When the cable 3 is laid on the roller laying structure 22 and all the traction is in place, it is then manually translated onto the bracket arm 11.
[0030] In specific implementation of the embodiment of the present utility model, the first limiting groove 231 is set as a groove structure that matches the shape of the first clamping position 111 of the bracket arm 11, and the second limiting groove 232 is set as an L-shaped groove structure that matches the shape of the second clamping position 112 of the bracket arm 11, which is convenient for the bracket arm 11 to be sleeved into and removed from the limiting folding plate 23. The limiting folding plate 23 is designed according to the shape structure of the bracket arm 11. The limiting folding plate 23 is made of 4 steel plates. The sizes of the first limiting groove 231 and the second limiting groove 232 at both ends of the limiting folding plate 23 are 40 mm, which play a role in limiting to prevent falling off.
[0031] The roller laying structure 22 of the present utility model includes a cable drum 221 and a rotating shaft 222. The rotating shaft 222 is installed between two groups of fixed supports 21, and the cable drum 221 is installed on the outer surface of the rotating shaft 222. The cable drum 221 is installed on two groups of fixed supports 21 through the rotating shaft 222. The cable 3 is laid on the cable drum 221, and a retaining ring 223 is installed at the outer end of the cable drum 221, which can prevent the cable 3 from detaching from the cable drum 221.
[0032] The present utility model welds two groups of fixed supports 21 at the middle position of the upper surface of the limiting folding plate 23, thereby realizing the installation of the limiting folding plate 23 and two groups of fixed supports 21.
[0033] In specific implementation, the present utility model fixes columns 12 on the left and right sides of the power cabin 1 of the pipe gallery, and several sections of bracket arms 11 are fixedly arranged at intervals from top to bottom on the columns 12.
[0034] As Figures 8 - 15 shown, Embodiment 2 of the present utility model provides a specific installation operation process of a roller laying device 2 for cable 3 laying in the power cabin 1 of a pipe gallery as follows:
[0035] The length of the utility tunnel is approximately 3.5 km, the cross-sectional size of the utility tunnel is 6.760 m × 3.800 m, the utility tunnel is provided with 4 rooms in the comprehensive cabin and 1 power cabin. In the power cabin 1, there are two rows of cables 3 on the left and right, with 8 layers. The spacing between the bracket arms 11 is 1000 mm, the length of the bracket arm 11 is 755 mm, and the root cross-section of the bracket arm 11 is ∠150×100×6.
[0036] Fabricate the roller laying device 2, which consists of a limit folding plate 23, two groups of fixed supports 21, a rotating shaft 222, a cable drum 221, and a retaining ring 223.
[0037] The limit folding plate 23 is bent from a steel plate with a thickness of 4 mm. The limit folding plate 23 is respectively bent into a first folding plate 233, a second folding plate 234, a third folding plate 235, and a fourth folding plate 236. The first folding plate 233, the second folding plate 234, the third folding plate 235, and the fourth folding plate 236 are connected end to end in sequence. One end of the second folding plate 234 is connected to the first folding plate 233, and the other end of the second folding plate 234 is connected to one end of the third folding plate 235 to form a first limit groove 231. The other end of the third folding plate 235 is connected to the fourth folding plate 236 to form a second limit groove 232. The length of the first folding plate 233 is 40 mm, the length of the second folding plate 234 is 8 mm, the length of the third folding plate 235 is 102 mm, and the length of the fourth folding plate 236 is 40 mm.
[0038] Two groups of fixed supports 21 are welded at the middle position of the upper surface of the limit folding plate 23. The cable drum 221 is fixed on the rotating shaft 222, and the rotating shaft 222 is fixed between the two groups of fixed supports 21.
[0039] First, install the cables 3 on the topmost layer. Install the roller laying device 2 on the bracket arm 11 for the first section of laying on this layer. The roller laying device 2 is installed at the end of the bracket arm 11.
[0040] First, lay the cable 3 at the innermost side of the root of the bracket arm 11 in the first section. After the traction of this section of the cable 3 is completed, manually move the first cable 3 from the cable drum 221 to the installation position; in this order, traction the second innermost cable, and then manually move the second cable 3 from the cable drum 221 to the installation position; and so on. Until after the traction of the outermost cable 3 on this layer is completed, first move the cable 3 from the cable drum 221 to the surface of the bracket arm 11, then remove the roller laying device 2, and then move the cable 3 to the installation position.
[0041] Lay the cables 3 in the next section. Complete the laying of all cables 3 in the above-laid manner after first installing the cable drum 221. Until the laying of all sections is completed.
[0042] After the laying of the first layer of cable 3 is completed, the next layer of cable 3 can be laid; after the laying of the next layer is completed, the laying of all layers of cable 3 can be completed in sequence.
[0043] The above has made a detailed description of the present utility model. As described above, it is only the preferred embodiment of the present utility model, and the scope of implementation of the present utility model cannot be limited. That is, all equal changes and modifications made according to the scope of this application should still fall within the scope covered by the present utility model.
Claims
1. A roller laying device for laying cables, characterized in that: The utility model comprises a roller laying device for laying cables in a power compartment of a pipe gallery, wherein the roller laying device is installed on the left and right sides of the power compartment of the pipe gallery, and a plurality of bracket arms are installed on the left and right sides of the power compartment of the pipe gallery, which are spaced from each other in sequence from top to bottom, and the roller laying device is installed on the bracket arms, and the roller laying device is installed on the left and right sides of the power compartment of the pipe gallery through the bracket arms, and the roller laying device comprises two groups of fixed supports, a roller laying structure for cable laying, and a limiting folding plate, the two groups of fixed supports are symmetrically arranged, the roller laying structure is installed between the two groups of fixed supports, the limiting folding plate is installed below the two groups of fixed supports and the roller laying structure, and a first limiting groove and a second limiting groove are respectively formed on both sides of the lower end of the limiting folding plate, and the two ends of the bracket arm are respectively inserted into the first limiting groove and the second limiting groove of the limiting folding plate to install the roller laying structure on the bracket arm.
2. The cable laying roller device according to claim 1, characterized in that: The bracket arm is an L-shaped steel plate structure, and a first clamping position is formed at one end edge of the short side steel plate of the bracket arm, and a second clamping position is formed at the other end of the short side steel plate of the bracket arm. The first clamping position and the second clamping position at both ends of the short side steel plate of the bracket arm are clamped into the first limiting groove and the second limiting groove of the limiting folding plate to insert the bracket arm into the lower end of the limiting folding plate.
3. The cable laying roller device according to claim 2, characterized in that: The first limiting groove is configured as a groove structure matched with the first locking shape of the bracket arm, and the second limiting groove is configured as an L-groove structure matched with the second locking shape of the bracket arm.
4. The roller laying device for laying cables according to claim 1, characterized in that: The roller laying structure comprises a cable drum and a rotating shaft, wherein the rotating shaft is installed between two groups of fixed supports, the cable drum is installed on the outer surface of the rotating shaft, and the cable is laid on the cable drum.
5. The cable laying roller device according to claim 4, characterized in that: A retaining ring is installed at the outer end of the cable drum.
6. The cable laying roller device according to claim 4, characterized in that: Two groups of fixed supports are welded to the middle position of the upper surface of the limiting folding plate to realize the installation of the limiting folding plate and the two groups of fixed supports.
7. The cable laying roller device according to claim 1, characterized in that: The left and right sides of the power compartment of the pipe gallery are fixed with columns, and a plurality of bracket arms are fixed on the columns in sequence from top to bottom with intervals therebetween.