CN210806669U

CN210806669U - Prefabricated member for connecting ground wire of power line

Info

Publication number: CN210806669U
Application number: CN201922201474.3U
Authority: CN
Inventors: 赵锡武; 刘仕杰; 姚东; 姚望
Original assignee: Chuxiong Power Supply Bureau of Yunnan Power Grid Co Ltd
Current assignee: Chuxiong Power Supply Bureau of Yunnan Power Grid Co Ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-06-19
Anticipated expiration: 2029-12-10

Abstract

The utility model relates to a prefab is connected to electric power line ground wire, including prefabricated box and ground connection group, the ground connection group has multiunit earth connection transposition to constitute, prefabricated box both sides end is provided with the through-wire hole, the ground connection group runs through the through-wire hole, prefabricated box inner chamber one side vertically is provided with the baffle, prefabricated box inner chamber top transversely is provided with the slide rail, the right side symmetry that prefabricated box inner chamber is located the baffle is provided with two sets of mounting panels, two sets of mounting panels openly align to grid are provided with the through-hole, the right side that prefabricated box inner chamber is located the baffle is close to bottom position lateral rotation and is provided with the pivot, the left side that prefabricated box inner chamber is located the baffle is close to the bottom position. The utility model discloses can realize adjusting the distance between the installation of multiunit earth connection, reach rapid cooling's effect, guarantee holistic normal operation and use.

Description

Prefabricated member for connecting ground wire of power line

Technical Field

The utility model relates to a prefab, concretely relates to prefab is connected to power line ground wire belongs to the power line field.

Background

The power circuit is a conductor loop which connects the transformer substation and the distribution substation with each electric energy user or electric equipment and transmits and distributes electric energy from a power supply end to a load end. The power line is divided into high voltage line and low voltage line according to voltage. The high-voltage line refers to a power line with a voltage of 1kV or more, and the low-voltage line refers to a power line with a voltage of 1kV or less. Some power lines of 1kV to 10kV or 35kV are referred to as medium-voltage lines, power lines of 35kV or more to 110kV or 220kV are referred to as high-voltage lines, and power lines of 220kV or more are referred to as extra-high-voltage lines.

In the connection arrangement of the lines, special prefabricated parts are needed for installing and connecting the lines. The existing railway communication equipment buried line prefabricated part comprises a prefabricated part main body, an inner side wall and an inner bottom wall of the prefabricated part main body are fixedly connected with partition plates, two sides of each partition plate are fixedly connected with sliding rails, the sliding rails are connected with sliding blocks in a sliding mode, and a first connecting rod is fixedly connected to one side of each sliding block.

But the whole radiating effect is poor when current line connection prefab buries the ground, does not have quick supplementary heat radiation structure in time to dispel the heat to its inside to influence holistic result of use. To the problem, the utility model designs a prefab is connected to power line ground wire.

SUMMERY OF THE UTILITY MODEL

The utility model provides a prefab is connected to power line ground wire, solves above-mentioned problem as far as possible to the not enough of prior art.

The utility model provides a prefab is connected to power line ground wire, including prefabricated box and ground connection group, the ground connection group has multiunit earth connection transposition to constitute, prefabricated box both sides end is provided with the through-hole, the ground connection group runs through the through-hole, prefabricated box inner chamber one side vertically is provided with the baffle, prefabricated box inner chamber top transversely is provided with the slide rail, the right side symmetry that prefabricated box inner chamber is located the baffle is provided with two sets of mounting panels, two sets of mounting panels openly align to grid are provided with the through-hole, the right side that prefabricated box inner chamber is located the baffle is close to bottom position lateral rotation and is provided with the pivot, the left side that prefabricated box inner chamber is located the baffle is close to the.

Further, a waterproof layer is arranged on the wall of the inner cavity of the prefabricated box body.

Furthermore, a tightening belt is arranged at the outer side end of the through hole, the tightening belt is sleeved on the outer side of the grounding wire group, and the tightening belt is connected with the grounding wire group through tightness.

Further, the left side of baffle is provided with the extraction fan, prefabricated box upper end threaded connection has the pipeline, and the left side inner chamber of pipeline intercommunication baffle, the pipeline outside end is provided with the filtration port, be equipped with the filter layer in the filtration port.

Further, it is two sets of mounting panel upper end and slide rail sliding connection, it is two sets of the mounting panel both sides all are provided with the fin, and are two sets of the mounting panel bottom is provided with the screw hole, the pivot both ends are provided with two sets of screw threads opposite in direction, and two sets of screw threads opposite in direction respectively with the screw hole threaded connection of two sets of mounting panel bottoms.

Further, the earth connection runs through in the through-hole, and the through-hole inner wall has curved card through spring elastic connection, the cooperation of arc card and earth connection outside joint.

Compared with the prior art, the utility model discloses an effect specifically as follows:

the utility model discloses a motor drive pivot utilizes two sets of mounting panels of screw drive to remove along the slide rail to adjust the distance between two sets of mounting panels, the realization is adjusted the distance between the installation of multiunit earth connection, the distance between two sets of mounting panels increases and more does benefit to the heat dissipation between the circuit, the fin in the cooperation mounting panel outside gives off the heat of mounting panel to the inner chamber of box fast, utilize the fan to take the heat of inner chamber out to the outside through the pipeline afterwards, thereby reach rapid cooling's effect, guarantee holistic normal operation and use.

Drawings

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

figure 2 is a side view of the mounting plate structure of figure 1 in accordance with the present invention;

figure 3 is a partial cross-sectional view of the pipe structure of figure 1 in accordance with the present invention;

in the figure: 1-prefabricated box body, 11-waterproof layer, 2-ground wire group, 21-ground wire, 3-through hole, 31-lacing tape, 4-partition plate, 41-exhaust fan, 42-pipeline, 43-filtering port, 5-sliding rail, 6-mounting plate, 61-radiating fin, 62-threaded hole, 7-through hole, 71-spring, 72-clamping piece, 8-rotating shaft and 9-motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in FIG. 1, the power line ground wire connection prefabricated member of the embodiment comprises a prefabricated box body 1 and a ground wire group 2, the ground wire group 2 is formed by twisting a plurality of groups of ground wires 21, both side ends of the prefabricated box body 1 are provided with through-wire holes 3, the ground wire group 2 penetrates through the through-wire holes 3, one side of the inner cavity of the prefabricated box body 1 is longitudinally provided with a partition plate 4, one side of the top of the inner cavity of the prefabricated box body 1 is transversely provided with a slide rail 5, the inner cavity of the prefabricated box body 1 is symmetrically provided with two groups of mounting plates 6 at the right side of the partition plate 4, the front surfaces of the two groups of mounting plates 6 are uniformly arranged with through holes 7, the inner cavity of the prefabricated box body 1 is transversely and rotatably provided with a rotating shaft 8 at the right side close to the bottom of the partition, the screw rods are oppositely arranged, so that when the motor rotates forwards or reversely, the two partition plates move oppositely and correspondingly approach or separate from each other.

As shown in figure 1, the inner cavity wall of the prefabricated box body 1 is provided with a waterproof layer 11. The tightening belt 31 is disposed at the outer end of the through hole 3, the tightening belt 31 is sleeved outside the end of the ground line group 2, and the tightening belt 31 is connected to the ground line group 2 through tightness. An exhaust fan 41 is arranged on the left side of the partition board 4, a pipeline 42 is connected to the upper end of the prefabricated box body 1 in a threaded manner, the pipeline 42 is communicated with the inner cavity of the left side of the partition board 4, a filtering port 43 is arranged at the outer side end of the pipeline 42, and a filtering layer is arranged in the filtering port 43, as shown in fig. 3. Two sets of mounting panels 6 upper end and slide rail 5 sliding connection, two sets of mounting panels 6 both sides all are provided with fin 61, and two sets of mounting panels 6 bottoms are provided with screw hole 62, and pivot 8 is provided with two sets of screw threads opposite in direction, and two sets of screw threads opposite in direction respectively with the screw hole 62 threaded connection of two sets of mounting panels 6 bottoms. The grounding wire 21 penetrates through the through hole 7, the inner wall of the through hole 7 is elastically connected with an arc-shaped clamping piece 72 through a spring 71, and the arc-shaped clamping piece 72 is in clamping fit with the outer side of the grounding wire 21, as shown in fig. 2.

The working principle of the utility model is as follows:

during the use, penetrate ground wire 21 one side of ground connection group 2 in the one end through-wire hole 3 of prefabricated box 1, wear out from the through-wire hole 3 of the other end again to the outside of ground connection group 2 is established through the elasticity cover to lacing tape 31 in the through-wire hole 3 outside realizes sealedly, prevents that the dust in the outside from getting into. The part of the grounding wire group 2 in the inner cavity of the prefabricated box body 1 is separately penetrated through the through hole 7 on the surface of the mounting plate 6, so that the influence of the excessive twisting of the grounding wire group 2 on heat dissipation can be effectively avoided.

Utilize spring 71 cooperation card 72 in the through-hole 7 to fix the surperficial joint of earth connection 21 afterwards, starter motor 9 drives pivot 8 and rotates, and two sets of mounting panels 6 of pivot 8 outside opposite direction's screw drive slide along slide rail 5 of upper end, realize the distance adjustment between two sets of mounting panels 6 for two sets of mounting panels move in opposite directions, are convenient for the heat dissipation of earth connection 21 after pulling the distance open. The heat sink 61 on the outside of the mounting plate 6 can mount the plate 6 for heat dissipation, and the suction fan 41 on the left side of the partition plate 4 can pump the heat of the inner chamber to the outside of the prefabricated cabinet 1 through the pipe 42, wherein the filter plate in the filter port 43 on the outside end of the pipe 42 is preferably a nano filter plate, which can prevent moisture and dust in the air from entering the cabinet.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electric power line ground connection prefab which is characterized in that: including prefabricated box and ground connection group, the ground connection group has the multiunit earth connection transposition to constitute, prefabricated box both sides end is provided with the through-hole, the through-hole is run through to the ground connection group, prefabricated box inner chamber one side vertically is provided with the baffle, prefabricated box inner chamber top transversely is provided with the slide rail, the right side symmetry that prefabricated box inner chamber is located the baffle is provided with two sets of mounting panels, two sets of mounting panels openly align to grid are provided with the through-hole, the right side that prefabricated box inner chamber is located the baffle is close to bottom position lateral rotation and is provided with the pivot, the left side that prefabricated box inner chamber is located the baffle is close to the bottom position and is.

2. The power line ground connection preform of claim 1, wherein: and a waterproof layer is arranged on the inner cavity wall of the prefabricated box body.

3. The power line ground connection preform of claim 1, wherein: the outer side end of the through hole is provided with a tightening belt, the tightening belt is sleeved on the outer side of the grounding wire group, and the tightening belt is connected with the grounding wire group through tightness.

4. The power line ground connection preform of claim 1, wherein: the left side of baffle is provided with the extraction fan, prefabricated box upper end threaded connection has the pipeline, and the left side inner chamber of pipeline intercommunication baffle, the pipeline outside end is provided with the filtration port, be equipped with the filter layer in the filtration port.

5. The power line ground connection preform of claim 1, wherein: two sets of mounting panel upper end and slide rail sliding connection, two sets of the mounting panel both sides all are provided with the fin, and are two sets of the mounting panel bottom is provided with the screw hole, the pivot both ends are provided with two sets of screw threads opposite in direction, and two sets of screw threads opposite in direction respectively with the screw hole threaded connection of two sets of mounting panel bottoms.

6. The power line ground connection preform of claim 1, wherein: the earth connection runs through in the through-hole, and the through-hole inner wall has curved card through spring elastic connection, curved card and the cooperation of earth connection outside joint.