CN215733421U

CN215733421U - 35kV prefabricated formula outdoor terminal with waterproof construction

Info

Publication number: CN215733421U
Application number: CN202122152992.8U
Authority: CN
Inventors: 梅春; 田大军
Original assignee: Zhenjiang Tianyi Electric Co ltd
Current assignee: Zhenjiang Tianyi Electric Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-02-01
Anticipated expiration: 2031-09-07

Abstract

The utility model discloses a 35kV prefabricated outdoor terminal with a waterproof structure, which comprises a fixing component and a shell, wherein the shell is arranged below the fixing component and comprises a shell, an umbrella skirt, a cavity, threads, a waterproof ring and a drainage groove, the umbrella skirt is arranged on the outer surface of the shell, the cavity is formed in the inner side of the shell, the threads are arranged at the upper end of the cavity, the waterproof ring is arranged above the threads, the drainage groove is formed above the waterproof ring, a cable is arranged in the cavity, the shell is made of an insulating material, the umbrella skirt is fixedly connected with the shell, the umbrella skirt is distributed on the outer surface of the shell at equal intervals, the umbrella skirt is made of a waterproof material, and the umbrella skirt is provided with a bowl-shaped appearance. According to the utility model, through the matching of parts of each part, the outdoor terminal can be conveniently installed and also can be firmly connected with the connector lug, and the infiltration of rainwater into the outdoor terminal can be prevented, so that the short circuit of the cable due to rainwater is prevented.

Description

35kV prefabricated formula outdoor terminal with waterproof construction

Technical Field

The utility model relates to the technical field of prefabricated outdoor terminals, in particular to a 35kV prefabricated outdoor terminal with a waterproof structure.

Background

The prefabricated cable terminal is formed by injecting and vulcanizing elastomer materials in a factory without expanding diameter, when the sleeve-type cable terminal is installed on site, the heat-shrinkable insulating tube and the heat-shrinkable sealing tube are made of heat-shrinkable materials and are sealed by heat-shrinking on site, and a 35kV outdoor cable terminal is a cable terminal in the power transmission process of a national power grid and is an indispensable part in a power system.

After an existing 35kV prefabricated outdoor terminal in the market is used for a long time, the sealing effect of a sealing element at the installation position is reduced due to aging, and the waterproof performance is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a 35kV prefabricated outdoor terminal with a waterproof structure, and aims to solve the problems that after the existing 35kV prefabricated outdoor terminal in the background art is used for a long time, a sealing element at an installation position is aged to cause reduction of sealing effect and reduction of waterproof performance.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a prefabricated formula outdoor termination of 35kV with waterproof construction, includes fixed subassembly and shell, fixed subassembly below is provided with the shell, the shell includes casing, full skirt, cavity, screw thread, waterproof circle and drainage groove, the surface mounting of casing has the full skirt, the casing inboard is provided with the cavity, the cavity upper end is provided with the screw thread, the waterproof circle is installed to the screw thread top, waterproof circle top is provided with the drainage groove, be provided with the cable in the cavity, the casing uses insulating material to make, and is fixed connection between full skirt and the casing, the full skirt is the equidistance at the casing outward appearance and distributes, and the full skirt uses waterproof material to make, the full skirt is provided with bowl form appearance.

Preferably, the fixing component comprises a connecting plate, a mounting hole, a fixing plate and a fixing hole, the mounting hole is formed in the surface of the connecting plate, the fixing plate is arranged below the connecting plate, and the fixing hole is formed in the surface of the fixing plate.

Preferably, the mounting holes are distributed with four equal intervals around the circumference of the central position of the connecting plate, and the connecting plate is fixedly connected with the shell.

Preferably, the fixed orifices are distributed with four same intervals around the circumference of the central position of the fixed plate, and the fixed plate is fixedly connected with the shell.

Preferably, the cable includes a main wire and a ground wire, the lower end of the main wire is connected with the ground wire, and the main wire and the ground wire are electrically connected.

Preferably, be fixed connection between waterproof circle and the casing, and the central point circumference equidistance of drainage groove about waterproof circle distributes and is a plurality ofly.

The utility model provides a 35kV prefabricated outdoor terminal with a waterproof structure, which has the following beneficial effects: according to the 35kV prefabricated outdoor terminal with the waterproof structure, through the matching of parts of each part, the outdoor terminal can be conveniently installed and can be firmly connected with a connector lug, the outdoor terminal can be prevented from being infiltrated by rainwater, and the short circuit of a cable due to the rainwater can be prevented;

1. according to the utility model, through the arrangement of the umbrella skirt, rain can be shielded, the insulation gap is increased, meanwhile, the waterproof ring is tightly attached to the connector, rainwater infiltrated from the joint can be blocked by the waterproof ring, and then flows out of the shell from the drainage groove, so that the rainwater can be prevented from flowing into the cavity, the cable is prevented from contacting with water, and the waterproof performance of the terminal is improved;

2. according to the utility model, through the arrangement of the connecting plate, the connector of the outdoor terminal can be fixed on the terminal through the bolt and the mounting hole, and meanwhile, the threads can assist the connector in fixing, so that the connector and the shell form threaded connection, the connection firmness and stability are improved, and meanwhile, the sealing property between the connector and the shell is also improved;

3. according to the utility model, through the arrangement of the fixing plate, the fixing plate can be arranged on the base through the bolts and the fixing holes, so that the outdoor terminal is fixed simply and quickly, meanwhile, the distribution of the fixing holes can also ensure the stability of terminal installation, the phenomenon that the terminal is inclined in the use process to cause line failure is avoided, and the use effect of the terminal is improved.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is a schematic perspective view of the umbrella skirt of the present invention.

In the figure: 1. a fixing assembly; 101. a connecting plate; 102. mounting holes; 103. a fixing plate; 104. a fixing hole; 2. a housing; 201. a housing; 202. an umbrella skirt; 203. a cavity; 204. a thread; 205. a waterproof ring; 206. a drainage groove; 3. a cable; 301. a main line; 302. and a ground line.

Detailed Description

As shown in fig. 1 and 2, a 35kV prefabricated outdoor terminal having a waterproof structure includes: the outdoor terminal comprises a fixed component 1 and a shell 2, the shell 2 is arranged below the fixed component 1, the fixed component 1 comprises a connecting plate 101, mounting holes 102, a fixed plate 103 and fixing holes 104, the surface of the connecting plate 101 is provided with the mounting holes 102, the four mounting holes 102 are equidistantly distributed around the center position of the connecting plate 101, the connecting plate 101 is fixedly connected with a shell 201, the fixed plate 103 is arranged below the connecting plate 101, the surface of the fixed plate 103 is provided with the fixing holes 104, the four fixing holes 104 are equidistantly distributed around the center position of the fixed plate 103, the fixed plate 103 is fixedly connected with the shell 201, the fixed plate 103 can be arranged on a base through bolts and the fixing holes 104 by arranging the fixed plate 103, so that the outdoor terminal is fixed, the outdoor terminal is simple and fast, meanwhile, the distribution of the fixing holes 104 can also ensure the stability of terminal installation, and the terminal is prevented from being inclined in the using process, the line is broken down, and the using effect of the terminal is improved.

As shown in fig. 1, 2 and 3, the casing 2 includes a casing 201, a skirt 202, a cavity 203, a thread 204, a waterproof ring 205 and a drainage groove 206, the skirt 202 is mounted on the outer surface of the casing 201, the casing 201 is made of an insulating material, the skirt 202 is fixedly connected with the casing 201, the skirt 202 is equidistantly distributed on the outer surface of the casing 201, the skirt 202 is made of a waterproof material, the skirt 202 is provided with the cavity 203 inside the casing 201 having a bowl-shaped shape, the upper end of the cavity 203 is provided with the thread 204, by the arrangement of the connecting plate 101, a connector of the outdoor terminal can be fixed on the terminal through the bolt and the mounting hole 102, the thread 204 can assist the connector to be fixed, so that a threaded connection is formed between the connector and the casing 201, the firmness and stability of the connection are improved, meanwhile, the sealing performance between the connector and the casing 201 is also improved, the waterproof ring 205 is mounted above the thread 204, waterproof circle 205 top is provided with drainage groove 206, be fixed connection between waterproof circle 205 and the casing 201, and drainage groove 206 puts the circumference equidistance distribution about waterproof circle 205 central point and has a plurality ofly, be provided with cable 3 in the cavity 203, setting through full skirt 202, can keep off the rain, the insulating clearance has been increased, and simultaneously, waterproof circle 205 closely laminates with the connector, the rainwater from the junction infiltration can be blockked by waterproof circle 205, then flow out casing 201 from drainage groove 206, can avoid rainwater inflow cavity 203, thereby avoid cable 3 and water contact, the waterproof performance at terminal has been promoted.

As shown in fig. 1, the cable 3 includes a main line 301 and a ground line 302, the lower end of the main line 301 is connected to the ground line 302, and the main line 301 and the ground line 302 are electrically connected.

To sum up, this prefabricated formula outdoor termination of 35kV with waterproof construction, when using, at first according to the structure shown in fig. 1, fig. 2 and fig. 3, install the fixed plate 103 on the base through the bolt and the fixed hole 104, thereby fix the outdoor termination, it is simple and fast, the distribution of the fixed hole 104 can also guarantee the stability of the terminal installation, avoid the terminal to incline in the use process, lead to the line failure, then ground wire 302 is grounded, the connector is inserted into the cavity 203, screw into the connector through the screw thread 204, then fix the connector on the connecting plate 101 through the bolt and the mounting hole 102, when raining, the umbrella skirt 202 can keep off the rain, increase the insulation gap of the terminal, at the same time, the waterproof ring 205 is closely attached to the connector, the rainwater that permeates from the junction is blocked by the waterproof ring 205, then flow out of the casing 201 from the drainage groove 206, avoid the rainwater to flow into the cavity 203, thereby avoiding the cable 3 to contact with water, and improving the waterproof performance of the terminal.

Claims

1. The utility model provides a prefabricated formula outdoor termination of 35kV with waterproof construction, includes fixed subassembly (1) and shell (2), its characterized in that, fixed subassembly (1) below is provided with shell (2), shell (2) include casing (201), full skirt (202), cavity (203), screw thread (204), waterproof circle (205) and drainage groove (206), casing (201) surface mounting has full skirt (202), casing (201) inboard is provided with cavity (203), cavity (203) upper end is provided with screw thread (204), waterproof circle (205) are installed to screw thread (204) top, waterproof circle (205) top is provided with drainage groove (206), be provided with cable (3) in cavity (203), casing (201) use insulating material to make, and be fixed connection between full skirt (202) and casing (201), the umbrella skirt (202) is equidistantly distributed on the outer surface of the shell (201), the umbrella skirt (202) is made of waterproof materials, and the umbrella skirt (202) is provided with a bowl-shaped appearance.

2. The 35kV prefabricated outdoor terminal with the waterproof structure of claim 1, wherein the fixing assembly (1) comprises a connecting plate (101), mounting holes (102), a fixing plate (103) and fixing holes (104), the mounting holes (102) are formed in the surface of the connecting plate (101), the fixing plate (103) is arranged below the connecting plate (101), and the fixing holes (104) are formed in the surface of the fixing plate (103).

3. The 35kV prefabricated outdoor terminal with the waterproof structure of claim 2, wherein the number of the mounting holes (102) is four and equally distributed around the circumference of the center of the connecting plate (101), and the connecting plate (101) is fixedly connected with the housing (201).

4. The 35kV prefabricated outdoor terminal with a waterproof structure of claim 2, wherein four fixing holes (104) are equidistantly distributed around the center of the fixing plate (103), and the fixing plate (103) is fixedly connected with the housing (201).

5. The 35kV prefabricated outdoor terminal with a waterproof structure of claim 1, wherein the cable (3) comprises a main line (301) and a grounding line (302), the grounding line (302) is connected to the lower end of the main line (301), and the main line (301) is electrically connected with the grounding line (302).

6. The 35kV prefabricated outdoor terminal with the waterproof structure of claim 1, wherein the waterproof ring (205) is fixedly connected with the housing (201), and the drainage grooves (206) are equidistantly distributed on the circumference of the waterproof ring (205) at the center position.