CN211063093U

CN211063093U - Closed power switch equipment

Info

Publication number: CN211063093U
Application number: CN201922147179.4U
Authority: CN
Inventors: 张勋
Original assignee: Xi'an Hongmei Electric Power Technology Co ltd
Current assignee: Xi'an Hongmei Electric Power Technology Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-07-21
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a closed power switching equipment, including the device casing, there is the switch door left end of device casing through hinge connection, the inner chamber right side fixedly connected with shelves strip of device casing, the right-hand member fixedly connected with sealing strip of shelves strip, the inner chamber left side fixedly connected with connecting plate of device casing, the right-hand member fixedly connected with components and parts of connecting plate, the middle part of device casing is run through to peg graft and is had the ventilation pipe, the equal fixedly connected with dog of downside on the inner chamber of ventilation pipe, the ventilation pipe has all been opened first through-hole in the upper and lower side of dog, bolt fixedly connected with heat absorption casing is passed through in the outside left side of ventilation pipe, open the inside of heat absorption casing has the ventilation chamber. The enclosed power switching apparatus; through the structure that is equipped with heat absorption casing and ventilation pipe, can be when the inside ventilation of ventilation pipe to the heat on the heat absorption casing is taken away to the speed, thereby can dispel the heat to components and parts.

Description

Closed power switch equipment

Technical Field

The utility model relates to an electric power tech field specifically is a closed power switch equipment.

Background

The high-voltage switch equipment is indoor and outdoor alternating-current switch equipment which operates in a power system with voltage of 3kV or above and frequency of 50Hz or below, is mainly used for controlling and protecting the power system, can be used for not only putting a part of power equipment or lines into or out of operation according to the operation requirement of a power grid, but also quickly cutting off a fault part from the power grid when the power equipment or lines have faults, thereby ensuring the normal operation of the fault-free part in the power grid and the safety of equipment and operation maintenance personnel, therefore, the high-voltage switch equipment is very important power transmission and distribution equipment, the safe and reliable operation of the high-voltage power switch device has very important significance on a power system, the high-voltage power switch device is a key product in the whole power grid construction nowadays, but in a closed power switch device, because of the closed state, heat dissipation of internal components becomes a problem, and therefore a closed power switch device is proposed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a closed power switching equipment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a closed power switch equipment, includes the device casing, there is the switch door left end of device casing through hinged joint, the inner chamber right side fixedly connected with shelves strip of device casing, the right-hand member fixedly connected with sealing strip of shelves strip, the inner chamber left side fixedly connected with connecting plate of device casing, the right-hand member fixedly connected with components and parts of connecting plate, it has the ventilation pipe to run through the grafting in the middle part of device casing, the equal fixedly connected with dog of downside on the inner chamber of ventilation pipe, the ventilation pipe has all opened first through-hole in the upper and lower side of dog, bolt fixedly connected with heat absorption casing is passed through in the outside left side of ventilation pipe, open the inside of heat absorption casing has the ventilation chamber, the equal fixedly connected with second through-hole of downside on the right end in ventilation chamber, the lower extreme left side of device.

Preferably, the second through holes are respectively communicated with the corresponding first through holes.

Preferably, the left end of the block is arc-shaped.

Preferably, the right end of the component is attached to the left end face of the heat absorption shell.

Preferably, the ventilation pipes are arranged in a plurality, and the ventilation pipes are inserted in the middle of the device shell at equal intervals.

Preferably, a handle is fixedly connected to the front side of the right end of the switch door.

Compared with the prior art, the beneficial effects of the utility model are that: the enclosed power switch equipment can effectively seal the power switch equipment through the integral structure of the equipment; through the structure that is equipped with heat absorption casing and ventilation pipe, can take away the heat on the heat absorption casing fast when the inside ventilation of ventilation pipe, improve the radiating efficiency to components and parts, and then reduced the inside fault rate because of overheated production of closed switchgear.

Drawings

Fig. 1 is a sectional view of the present invention.

In the figure: the device comprises a device shell 1, a blocking strip 2, a sealing strip 3, a switch door 4, a connecting plate 5, a component 6, a ventilation pipe 7, a stop block 8, a first through hole 9, a heat absorption shell 10, a ventilation cavity 11, a second through hole 12 and a connector lug 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a closed power switch equipment, includes device casing 1, there is switch door 4 device casing 1's left end through hinge connection, and switch door 4 can be opened, the right-hand member front side fixedly connected with hand (hold) of switch door 4, the hand (hold) has been convenient for opening of switch door 4. The inner chamber right side fixedly connected with shelves strip 2 of device casing 1, the right-hand member fixedly connected with sealing strip 3 of shelves strip 2, sealing strip 3 are for the contact surface of sealed shelves strip 2 and switch door 4, the inner chamber left side fixedly connected with connecting plate 5 of device casing 1, connecting plate 5 are for connecting elements 6, the right-hand member fixedly connected with components and parts 6 of connecting plate 5, the right-hand member of components and parts 6 is laminated with the left end face of heat absorption casing 10 mutually. The middle part of the device shell 1 is inserted with a plurality of ventilation pipes 7 in a penetrating mode, the lower part of each ventilation pipe 7 can be provided with a cooling fan, the ventilation pipes 7 play a role in ventilation and cooling, and the ventilation pipes 7 are inserted in the middle part of the device shell 1 at equal intervals. Equal fixedly connected with dog 8 of downside on the inner chamber of ventilation pipe 7, dog 8 plays the effect of induced air for inside wind gets into ventilation chamber 11, can take away the temperature that heat absorption casing 10 absorbed components and parts 6 surfaces behind ventilation chamber 11, the left end of dog 8 is circular-arcly, and circular-arcly can be the same with the arc surface in the ventilation pipe 7 outside, thereby can make heat absorption casing 10 and ventilation pipe 7 sealed laminating mutually. The heat absorption device is characterized in that first through holes 9 are formed in the upper side and the lower side of the stop block 8 of the ventilation pipe 7, a heat absorption shell 10 is fixedly connected to the left side of the outer side of the ventilation pipe 7 through bolts, the heat absorption shell 10 is made of a heat absorption material, a ventilation cavity 11 is formed in the heat absorption shell 10, second through holes 12 are fixedly connected to the upper side and the lower side of the right end of the ventilation cavity 11, and the second through holes 12 are communicated with the corresponding first through holes 9 respectively. And a connector lug 13 is fixedly embedded in the left side of the lower end of the device shell 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A closed power switching apparatus comprising a device case (1), characterized in that: the device is characterized in that the left end of the device shell (1) is connected with a switch door (4) through a hinge, the right side of the inner cavity of the device shell (1) is fixedly connected with a blocking strip (2), the right end of the blocking strip (2) is fixedly connected with a sealing strip (3), the left side of the inner cavity of the device shell (1) is fixedly connected with a connecting plate (5), the right end of the connecting plate (5) is fixedly connected with a component (6), the middle part of the device shell (1) is inserted with a ventilation pipe (7), the upper side and the lower side of the inner cavity of the ventilation pipe (7) are both fixedly connected with a stop block (8), the upper side and the lower side of the stop block (8) of the ventilation pipe (7) are both provided with first through holes (9), the left side of the outer side of the ventilation pipe (7) is fixedly connected with a heat absorption shell (10) through bolts, the interior of the heat absorption shell, a connector lug (13) is fixedly embedded in the left side of the lower end of the device shell (1).

2. A closed power switching apparatus according to claim 1, characterized in that: the second through holes (12) are respectively communicated with the corresponding first through holes (9).

3. A closed power switching apparatus according to claim 1, characterized in that: the left end of the stop block (8) is arc-shaped.

4. A closed power switching apparatus according to claim 1, characterized in that: the right end of the component (6) is attached to the left end face of the heat absorption shell (10).

5. A closed power switching apparatus according to claim 1, characterized in that: the ventilation pipes (7) are arranged in a plurality, and the ventilation pipes (7) are inserted in the middle of the device shell (1) at equal intervals.

6. A closed power switching apparatus according to claim 1, characterized in that: the front side of the right end of the switch door (4) is fixedly connected with a handle.