CN209786482U - Switch cabinet - Google Patents

Abstract

The utility model discloses a switch cabinet, include: the switch assembly is arranged in the cabinet body; the isolation frame is arranged in the cabinet body and comprises two groups of insulation frames which are arranged in parallel, and each group of insulation frames comprises a first support, at least one second support and two third supports; the two third supports in each group of insulating frames are respectively arranged at two opposite sides of the cabinet body, two ends of the first support are respectively connected with one third support, the switch assembly is arranged on the first support, a first distance is formed between the first support and the cabinet body, the third support is connected with the cabinet body through the second support, and the first support and the second support are provided with a second distance along the direction of the third support; the utility model provides a horizontal creepage distance and vertical creepage distance will be short than the creepage distance that is direct to switch module from the cabinet body, can reduce the cubical switchboard volume under the air isolation standard condition in satisfying the ann rule.

Description

Switch cabinet

Technical Field

the utility model relates to a cubical switchboard field.

Background

The main effect of cubical switchboard is at power system's electricity generation, transmission of electricity, distribution and electric energy conversion's in-process, open and shut, control and protection consumer, the part in the cubical switchboard mainly has circuit breaker, isolator, load switch, operating device, mutual-inductor and various protection device etc. constitute, the cubical switchboard generally is applied to high-voltage occasion, consequently need to possess electrical isolation in the cubical switchboard, current cubical switchboard uses air isolation as basic electrical isolation usually, such cubical switchboard volume can be bigger, area is wide, cause the waste of material and right area.

SUMMERY OF THE UTILITY MODEL

an object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a cubical switchboard with keep apart frame, under the circumstances of guaranteeing to satisfy the air isolation standard, reduce the volume that creepage distance reduces the cubical switchboard, and then reduce the area of cubical switchboard.

The utility model discloses a technical scheme that its technical problem was solved to an embodiment adopted is: a switchgear, comprising:

the switch assembly is arranged in the cabinet body;

The isolation frame is arranged in the cabinet body and comprises two groups of insulation frames which are arranged in parallel, and each group of insulation frames comprises a first support, at least one second support and two third supports;

two third supports in every insulating frame of group divide the both sides that are relative at the cabinet body, and the both ends of first support are connected respectively in a third support, switch module sets up on first support, has first interval between first support and the cabinet body, passes through between third support and the cabinet body second leg joint, first support and second support have the second interval in the direction along the third support.

Further, the isolation frame further comprises a reinforcing beam, and two ends of the reinforcing beam are respectively connected to the group of insulation frames.

Further, the bottom of the cabinet body is provided with a balance adjusting mechanism.

preferably, the balance adjusting mechanism comprises a base, a threaded column and a nut head, wherein the base is provided with a mounting hole, the nut head is screwed on the threaded column, one end of the threaded column is inserted into the mounting hole, and the other end of the threaded column is arranged on the cabinet body.

Further, a pressure relief plate is arranged in the cabinet body.

Further, the bottom of the cabinet body is provided with a forklift hole.

Further, a water cooling device is arranged in the cabinet body, and the switch assembly is arranged in the water cooling device.

Preferably, the water cooling device is set as a water cooling tank, the water cooling tank comprises an outer shell and an inner shell, and the outer shell is provided with a water inlet and a water outlet.

Preferably, the water cooling tank is provided with a wire inlet and a wire outlet.

Preferably, the material of the outer shell is provided as a heat insulating material, and the material of the inner shell is provided as a heat absorbing material.

The utility model has the advantages that: an isolation frame is arranged in a switch cabinet body and comprises two groups of insulation frames which are arranged in parallel, and each group of insulation frames comprises a first support, at least one second support and two third supports; the two third supports in each group of insulating frames are respectively arranged at two opposite sides of the cabinet body, two ends of the first support are respectively connected with one third support, the switch assembly is arranged on the first support, a first distance is formed between the first support and the cabinet body, the third support is connected with the cabinet body through the second support, and the first support and the second support are provided with a second distance along the direction of the third support; the utility model discloses in, horizontal creepage distance is the distance that the cabinet body was walked along second support, second interval, first support, switch module, and fore-and-aft creepage distance is the distance that the cabinet body was walked to first interval, first support, switch module, and horizontal creepage distance and fore-and-aft creepage distance will be short than the creepage distance that directly arrives switch module from the cabinet body, can reduce the cubical switchboard volume under the air isolation standard condition in satisfying the ann rule.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

Fig. 1 is a schematic front view of a switchgear cabinet;

FIG. 2 is a schematic side view of the switchgear;

FIG. 3 is a schematic view of the switchgear cabinet;

Fig. 4 is a schematic structural diagram of the water cooling tank.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1-4, a switchgear comprising:

The cabinet body 10, the switch assembly 30 is arranged in the cabinet body 10;

the insulating frame is arranged in the cabinet body 10 and comprises two groups of insulating frames 20 which are arranged in parallel, and each group of insulating frames 20 comprises a first bracket 21, at least one second bracket 22 and two third brackets 23;

two third brackets 23 in each group of insulating frames 20 are respectively arranged on two opposite sides of the cabinet 10, two ends of the first bracket 21 are respectively connected to one third bracket 23, the switch assembly 30 is arranged on the first bracket 21, a first distance is formed between the first bracket 21 and the cabinet 10, the third bracket 23 and the cabinet 10 are connected through the second bracket 22, and the first bracket 21 and the second bracket 22 have a second distance in the direction along the third bracket 23.

in the national safety standard, the safety distance is regulated in the switch cabinet industry, the safety distance comprises two aspects of air isolation and creepage distance, the creepage distance is the distance traveled by electricity along the surface of an insulating material, the creepage distance regulated in the safety regulation is usually longer than the air isolation, the distance of the air isolation cannot be reduced, the whole volume of the switch cabinet can be reduced only by reducing the creepage distance, in the utility model, an isolation frame is designed, the isolation frame comprises two groups of insulation frames 20, the transverse creepage distance is the distance traveled by the cabinet body 10 to the second bracket 22, the second bracket, the first bracket 21 and the switch assembly 30, the longitudinal creepage distance is the distance traveled by the cabinet body to the first bracket, the first bracket 21 and the switch assembly 30, the transverse creepage distance and the longitudinal creepage distance are both shorter than the creepage distance directly from the cabinet body 10 to the switch assembly, the volume of the switch cabinet can be reduced under the condition of meeting the air isolation requirement in safety regulations.

Referring to fig. 3, the insulation frame further includes a reinforcing beam 40, and both ends of the reinforcing beam 40 are connected to a set of insulation frames 20, respectively.

One end of the reinforcing beam 40 is arranged on one group of the insulating frames 20, the other end of the reinforcing beam 40 is arranged on the other group of the insulating frames 20, and the reinforcing beam 40 only needs to be connected with the two groups of the insulating frames 20 at the same time, so that the reinforcing beam is used for reinforcing the insulating frames and ensuring that the insulating frames have good mechanical strength.

Referring to fig. 1-2, a balance adjustment mechanism 50 is provided at the bottom of the cabinet 10.

The balance adjusting mechanism 50 comprises a base 51, a threaded column 52 and a nut head 53, wherein a mounting hole is formed in the base 51, the nut head 53 is screwed on the threaded column 52, one end of the threaded column 52 is inserted into the mounting hole, and the other end of the threaded column 52 is arranged on the cabinet body 10.

When the bottom surface that the cubical switchboard was placed was not parallel, the balance of cubical switchboard can be adjusted through adjusting nut head 53, guarantees the even running of cubical switchboard internal component.

a pressure relief plate 70 is arranged in the cabinet body 10; because the switch assembly 30 is usually a breaker or a disconnecting switch or the combination of the breaker and the disconnecting switch, etc., the switch assembly is easy to explode when misoperation or failure occurs, the pressure relief plate can well realize the dispersed light fireproof material in a very difficult time, the superposition effect of explosive force can be effectively reduced, and the guarantee is provided for personal and property safety.

A forklift hole is formed in the bottom of the cabinet body 10; the forklift holes are used for hoisting and the like in the transportation process of the switch cabinet and can be generally matched with hoisting support pieces for use.

A water cooling device is arranged in the cabinet body 10, and the switch assembly 30 is arranged in the water cooling device; switch module 30 is high-voltage apparatus usually, can produce a large amount of heats in the tape point operation process, and water cooling plant can absorb the heat that produces well, reduces the temperature in the cubical switchboard, reduces the safety risk.

Referring to fig. 4, the water cooling device is provided as a water cooling tank 60, the water cooling tank 60 includes an outer shell 61 and an inner shell 62, and the outer shell 61 is provided with a water inlet 611 and a water outlet 612; the water inlet 611 is connected with a water pump on an external circulating water tank, and the water outlet 612 is connected with a liquid return port of the circulating water tank, so that water circulation of the water cooling tank is realized.

The water cooling tank 60 is provided with a wire inlet 63 and a wire outlet 64; the wire inlet 63 is used for leading in wires at the input end of the switch assembly 30, and the wire outlet 64 is used for leading out wires at the output end of the switch assembly 30.

The material of the outer shell 61 is set as a heat insulating material, and the material of the inner shell 62 is set as a heat absorbing material; the material of the inner shell 62 is a heat absorbing material, so that heat generated in the operation process of the switch assembly 30 can be actively absorbed, and a better absorbing effect is achieved; on the other hand, if the material of the outer case 61 is a heat insulating material, the heat absorbed by the water-cooled tank can be prevented from being diffused.

The embodiments of the present invention have been described in detail with reference to the accompanying 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 (10)

1. Cubical switchboard, its characterized in that includes:

the cabinet body (10), the switch assembly (30) is arranged in the cabinet body (10);

The isolation frame is arranged in the cabinet body (10) and comprises two groups of insulation frames (20) which are arranged in parallel, and each group of insulation frames (20) comprises a first support (21), at least one second support (22) and two third supports (23);

Two third supports (23) in each group of insulating frames (20) are respectively arranged on two opposite sides of the cabinet body (10), two ends of the first support (21) are respectively connected to one third support (23), the switch assembly (30) is arranged on the first support (21), a first interval is formed between the first support (21) and the cabinet body (10), the third support (23) and the cabinet body (10) are connected through the second support (22), and the first support (21) and the second support (22) are provided with a second interval in the direction along the third support (23).

2. The switchgear cabinet according to claim 1, characterized in that: the insulating frame further comprises a reinforcing beam (40), and both ends of the reinforcing beam (40) are respectively connected to a group of insulating frames (20).

3. The switchgear cabinet according to claim 1, characterized in that: the bottom of the cabinet body (10) is provided with a balance adjusting mechanism (50).

4. A switchgear cabinet according to claim 3, characterized in that: balance adjustment mechanism (50) include base (51), screw thread post (52) and nut head (53), be provided with the mounting hole on base (51), nut head (53) spiro union is on screw thread post (52), and the one end of screw thread post (52) is inserted and is established in the mounting hole, and the other end setting of screw thread post (52) is on cabinet body (10).

5. The switchgear cabinet according to claim 1, characterized in that: a pressure relief plate (70) is arranged in the cabinet body (10).

6. The switchgear cabinet according to claim 1, characterized in that: the bottom of the cabinet body (10) is provided with a forklift hole.

7. The switchgear cabinet according to claim 1, characterized in that: a water cooling device is arranged in the cabinet body (10), and a switch assembly (30) is arranged in the water cooling device.

8. The switchgear cabinet according to claim 7, wherein: the water cooling device is arranged to be a water cooling tank (60), the water cooling tank (60) comprises an outer shell (61) and an inner shell (62), and a water inlet (611) and a water outlet (612) are formed in the outer shell (61).

9. the switchgear cabinet according to claim 8, characterized in that: the water cooling tank (60) is provided with a wire inlet (63) and a wire outlet (64).

10. The switchgear cabinet according to claim 8, characterized in that: the material of the outer shell (61) is set to be heat insulation material, and the material of the inner shell (62) is set to be heat absorption material.