CN210443992U

CN210443992U - Novel cable trench

Info

Publication number: CN210443992U
Application number: CN201821596518.6U
Authority: CN
Inventors: 冯嘉楷; 王喜俊; 梅广似
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-09-29
Filing date: 2018-09-29
Publication date: 2020-05-01
Anticipated expiration: 2028-09-29

Abstract

The utility model discloses a novel cable pit, include: the multi-group prefabricated cable groove comprises a bottom plate and side plates, the bottom plate and the side plates are integrally formed by reinforced concrete, the side plates are arranged on two sides of the bottom plate, a clamping portion and a matching portion are arranged at two ends of the bottom plate respectively, a horizontal wire hanging rod is fixedly arranged on the inner side of each side plate, the upper end faces of the side plates are arranged downwards in an inclined mode from inside to outside, a limiting step is arranged on the inner side of each side plate, drain holes are formed in the bottoms of the side plates and connected with a drain pipeline, a water suction pump is arranged on the drain pipeline, each cover plate comprises a cover plate bottom plate and a cover plate top plate which are fixedly connected, the cover plate bottom plates are arranged in the limiting steps of the two side plates in a matched mode, the cover plate top plates are arranged. This novel cable pit simple structure, connect closely, construction cycle is short, can prevent effectively that the rainwater from getting into inside, guarantee transmission line safe operation.

Description

Novel cable trench

Technical Field

The utility model relates to a power equipment technical field provides a novel cable pit very much.

Background

The cable trench is used as an important component of a transmission line and is mainly used for laying transformer substations or urban underground lines, and at present, 66 KV and above cable lines are mainly encapsulated by concrete pipes, so that the construction period is long, the occupied space is large, the process is highly influenced by the technical level of construction operators, particularly urban cable trench construction, the influence on urban traffic is very large, in addition, the purpose of protecting the transmission line can be realized by covering the cover plate on the top of the cable trench, however, because the cable trench is located underground, the power transmission line is in a humid environment for a long time, particularly in rainy season, rainwater easily enters the cable trench, erodes the power transmission line, reduces the insulation strength of equipment, causes accidents such as flashover of equipment of a transformer substation, seriously affects the power supply safety and the healthy operation of the equipment, causes the damage of the power transmission line, and cannot guarantee the power supply demand of people.

Therefore, design a rational in infrastructure's novel cable pit to shorten construction cycle, guarantee construction quality, avoid the rainwater to corrode transmission line, become the problem that people waited to solve urgently.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a novel cable pit to solve current cable pit construction cycle length, construction quality receive constructor technical level to influence greatly, transmission line is easy by rainwater erosion scheduling problem.

The utility model provides a technical scheme is: a novel cable trench, comprising: a plurality of groups of prefabricated cable grooves and cover plates matched with the prefabricated cable grooves, wherein the prefabricated cable grooves comprise bottom plates and side plates, the bottom plates and the side plates are integrally formed by reinforced concrete, the side plates are arranged on two sides of the bottom plates, two ends of the bottom plates are respectively provided with clamping parts and matching parts matched with the clamping parts in size, a horizontal wire hanging rod is fixedly arranged on the inner side of the side plate, the upper end surface of the side plate is obliquely and downwards arranged from inside to outside, and the inner side of the side plate is provided with a limiting step, the bottom of the side plate is provided with a drain hole which is connected with a drainage pipeline, the water suction pump is arranged on the drainage pipeline, the cover plate comprises a cover plate bottom plate and a cover plate top plate which are fixedly connected, the cover plate bottom plate is arranged in the limiting steps of the two side plates in a matched mode, the cover plate top plate is arranged from the middle to the two sides in an inclined mode, the lower end portion of the cover plate top plate is attached to the upper end face of the side plate, and the outer surface of the side plate stretches out.

Preferably, novel cable pit still includes level sensor and controller, level sensor fixed set up in on the bottom plate, the controller is connected with suction pump and level sensor respectively for when the liquid level that level sensor detected is greater than the default, start the suction pump.

Further preferably, the cover plate top plate is provided with grooves at intervals along the inclination direction thereof.

Further preferably, two-way lacing wires are arranged between the steel bars in the side plates.

Further preferably, a concrete cushion is arranged on the lower portion of the bottom plate.

The utility model provides a novel cable pit includes multiunit prefabricated cable slot and apron, and prefabricated cable slot is by reinforced concrete integrated into one piece, and intensity is high, and the bottom plate both ends set up joint portion and cooperation portion respectively, through zonulae occludens between the prefabricated cable slot can be realized to joint portion and cooperation portion, in the work progress, according to the length of cable pit, with the mutual joint of prefabricated cable slot, joint department adopts the micro-expansive concrete to pour, and the apron comprises apron bottom plate and apron roof, and stability is high, and the apron can shunt the rainwater and lead it outside the cable pit, avoids the rainwater to get into in the cable pit, if get into the rainwater in the cable pit, can take out the rainwater in the cable pit through the suction pump.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and embodiments:

fig. 1 is a sectional view of the novel cable trench provided by the present invention;

FIG. 2 is a side view of a pre-fabricated cable trough;

fig. 3 is the utility model provides a control block diagram of novel cable pit.

Detailed Description

The invention will be further explained below with reference to specific embodiments, without limiting the invention.

As shown in fig. 1 to 3, the utility model provides a novel cable trench, include: the cable comprises a plurality of groups of prefabricated cable grooves and cover plates 3 matched with the prefabricated cable grooves, wherein each prefabricated cable groove comprises a bottom plate 1 and side plates 2, the bottom plates 1 and the side plates 2 are integrally formed by reinforced concrete, the side plates 2 are arranged on two sides of the bottom plate 1, clamping portions 11 and matching portions 12 matched with the clamping portions 11 in size are arranged at two ends of the bottom plate 1 respectively, horizontal wire hanging rods 21 are fixedly arranged on the inner sides of the side plates 2, the upper end faces of the side plates 2 are inclined downwards from inside to outside, limited steps 22 are arranged on the inner sides of the side plates 2, drain holes 23 are arranged at the bottoms of the side plates 2, the drain holes 23 are connected with drain pipes 24, water suction pumps 4 are arranged on the drain pipes 24, each cover plate 3 comprises a cover plate bottom plate 32 and a cover plate top plate 31 which are fixedly connected, the cover plate bottom plates 32 are arranged in the limiting steps 22 of the two side plates 2 in a matched mode, the cover plate top plates .

This novel cable pit includes multiunit prefabricated cable groove and apron, and prefabricated cable groove is by reinforced concrete integrated into one piece, and intensity is high, and the bottom plate both ends set up joint portion and cooperation portion respectively, through zonulae occludens between the prefabricated cable groove can be realized to joint portion and cooperation portion, and in the work progress, according to the length of cable pit, will prefabricate the mutual joint of cable groove, joint department adopts the micro-expansive concrete to pour, and the apron comprises apron bottom plate and apron roof, and stability is high, and the apron can shunt the rainwater and lead it outside the cable pit, avoids in the rainwater gets into the cable pit, if get into the rainwater in the cable pit, can take out the rainwater in the cable pit through the suction pump.

In order to realize automatic drainage, as the improvement of the technical scheme, as shown in fig. 1 and fig. 3, the novel cable trench further comprises a liquid level sensor 5 and a controller 6, wherein the liquid level sensor 5 is fixedly arranged on the bottom plate 1, and the controller 6 is respectively connected with the water suction pump 4 and the liquid level sensor 5 and is used for starting the water suction pump 4 when the liquid level detected by the liquid level sensor 5 is greater than a preset value.

As a modification of the technical solution, the cover top plate 31 is provided with grooves (not shown in the figure) at intervals along the inclined direction thereof, so as to facilitate the diversion of rainwater.

As a technical improvement, a bidirectional tie bar (not shown in the figure) is arranged between the steel bars in the side plates 2.

As a modification of the technical solution, as shown in fig. 1, a concrete cushion 7 is provided at a lower portion of the base plate 1.

The embodiments of the present invention are written in a progressive manner, emphasizing the differences of the various embodiments, and similar parts can be referred to each other.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A novel cable trench, comprising: the cable groove comprises a bottom plate (1) and side plates (2), the bottom plate (1) and the side plates (2) are integrally formed by reinforced concrete, the side plates (2) are arranged on two sides of the bottom plate (1), two ends of the bottom plate (1) are respectively provided with a clamping part (11) and a matching part (12) matched with the clamping part (11) in size, a horizontal wire hanging rod (21) is fixedly arranged on the inner side of each side plate (2), the upper end face of each side plate (2) is downwards inclined from inside to outside, a limiting step (22) is arranged on the inner side of each side plate, a drain hole (23) is arranged at the bottom of each side plate (2), the drain hole (23) is connected with a drainage pipeline (24), a water suction pump (4) is arranged on each drainage pipeline (24), and each cover plate (3) comprises a cover plate bottom plate (32) and a cover plate top plate (31) which are fixedly connected, the cover plate bottom plate (32) is arranged in the limiting steps (22) of the two side plates (2) in a matching mode, the cover plate top plate (31) is arranged from the middle to the two sides in an inclined mode, the lower end portion of the cover plate top plate is attached to the upper end faces of the side plates (2) and extends out of the outer surfaces of the side plates (2).

2. The novel cable trench according to claim 1, wherein: still include level sensor (5) and controller (6), level sensor (5) fixed set up in on bottom plate (1), controller (6) are connected with suction pump (4) and level sensor (5) respectively for when the liquid level that level sensor (5) detected is greater than the default, start suction pump (4).

3. The novel cable trench according to claim 1, wherein: the cover plate top plate (31) is provided with grooves at intervals along the inclined direction thereof.

4. The novel cable trench according to claim 1, wherein: and two-way lacing wires are arranged between the steel bars in the side plates (2).

5. The novel cable trench according to any one of claims 1 to 4, wherein: and a concrete cushion (7) is arranged on the lower part of the bottom plate (1).