CN206302086U - A kind of low voltage drawing-out switching carbinet - Google Patents

Abstract

The utility model discloses a low-voltage withdrawable switchgear, which comprises a switchgear main body, a ceiling is installed on the top of the switchgear body, a radiator is installed above the ceiling, and a support frame is arranged on the inner wall of the radiator , the support frame is equipped with heat dissipation wings, the ceiling and the main body of the switch cabinet are embedded with a negative pressure fan, the main body of the switch cabinet is provided with a cabinet door, and an electric meter is embedded and installed on the cabinet door. Multiple corrugated cooling fins inside the utility model can quickly absorb heat and release heat to achieve the purpose of rapid cooling, and the heat dissipation effect is better. It is especially suitable for places that need long-term operation. The effect is good, and it can prevent fire accidents caused by circuit accidents, which is safer. Each drawer is equipped with a separate sub-controller, which is easy to operate. The shock-absorbing spring inside the base can dissipate the vibration of the equipment, thereby stabilizing the main body of the switch cabinet.

Description

A low-voltage withdrawable switch cabinet

technical field

The utility model relates to the technical field of switchgear equipment, in particular to a low-voltage withdrawable switchgear.

Background technique

The switch cabinet is a kind of electrical equipment. The outside line of the switch cabinet first enters the main control switch in the cabinet, and then enters the sub-control switch. Each branch is set according to its needs. Such as instruments, automatic controls, motor magnetic switches, various AC contactors, etc., some also have high-voltage room and low-voltage room switch cabinets, high-voltage busbars, such as power plants, etc. load shedding.

Traditional switchgear usually uses a single heat dissipation fan or ventilation window design to dissipate heat, which cannot fundamentally solve the heat dissipation problem of the switchgear, especially after long-term operation, the switchgear body is very prone to failure due to heat dissipation. Vibration is easy to occur during operation, and the noise is relatively large. Therefore, we propose a low-voltage withdrawable switchgear to solve the above problems.

Utility model content

The purpose of this utility model is to provide a low-voltage withdrawable switchgear to solve the problem of heat dissipation of the switchgear that usually adopts a single heat dissipation fan or ventilation window design in the above background technology, which cannot fundamentally solve the heat dissipation problem of the switchgear, especially in After long-term operation, the switchgear body is prone to failure due to heat dissipation. In addition, the equipment is prone to vibration and noise during operation.

In order to achieve the above purpose, the utility model provides the following technical solutions: a low-voltage withdrawable switchgear, including a switchgear body, a ceiling is installed on the top of the switchgear body, a radiator is installed above the ceiling, and the heat dissipation A support frame is provided on the inner wall of the device, and cooling wings are installed on the support frame. A negative pressure fan is embedded in the ceiling and the main body of the switch cabinet. The main body of the switch cabinet is provided with a cabinet door. An electric meter is embedded and installed, and a data switch is installed inside the main body of the switch cabinet. An intelligent circuit breaker is installed on one side of the data switch, and a drawer cabinet is provided on one side of the cabinet door, and a lock handle, and a sub-controller is installed on the drawer cabinet, the bottom of the main body of the switch cabinet is provided with an insulating plate, and the bottom of the main body of the switch cabinet is installed with a base, and a shock-absorbing spring is installed inside the base, and the sub-controller Both the output ends of the smart circuit breaker and the input end of the data switch are electrically connected.

Preferably, the radiator is fixedly connected to the ceiling by bolts.

Preferably, there are six heat dissipation fins in total, and the six heat dissipation fins are all corrugated convex structures.

Preferably, the top of the radiator is provided with ventilation holes.

Preferably, the main body of the switch cabinet is a double-layer structure, and a noise reduction layer is arranged in the interlayer of the main body of the switch cabinet.

Preferably, the cabinet door is hinged to the main body of the switch cabinet through hinge shafts.

Compared with the prior art, the beneficial effects of the utility model are: the utility model has a scientific and reasonable structure, and is simple and convenient to operate. The utility model designs a low-voltage draw-out type with good heat dissipation and insulation effects, low noise, and convenient connection with a computer. Switchgear, the utility model is equipped with a radiator on the basis of the traditional switchgear, and the multiple corrugated cooling fins inside it can quickly absorb heat and release heat, so as to achieve the purpose of rapid cooling, and the heat dissipation effect is better, especially suitable for In long-term operation places, the main body of the switchgear is equipped with an insulating board, which has good insulation effect and can prevent fire accidents caused by circuit accidents, making it safer. Each drawer is equipped with a separate sub-controller, which is easy to operate and reduces the temperature inside the base. The vibration spring can dissipate the vibration of the equipment, thereby stabilizing the main body of the switchgear.

Description of drawings

Fig. 1 is the internal structure schematic diagram of the present utility model;

Fig. 2 is a schematic diagram of the external structure of the utility model.

In the figure: 1-ceiling; 2-radiator; 3-ventilation hole; 4-radiating wing; 5-support frame; 6-negative pressure fan; 7-locking handle; 8-point controller; 9-drawer cabinet; 10-base; 11-shock absorbing spring; 12-noise reduction layer; 13-insulation board; 14-data switch; 15-electric meter; 16-cabinet door; 17-intelligent circuit breaker;

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1 and Fig. 2, an embodiment provided by the utility model: a low-voltage withdrawable switchgear, including a switchgear main body 18, a ceiling 1 is installed on the top of the switchgear body 18, and a heat dissipation device is installed above the ceiling 1 2, the inner wall of the radiator 2 is provided with a support frame 5, the support frame 5 is installed with cooling wings 4, the ceiling 1 and the switch cabinet body 18 are embedded with a negative pressure fan 6, and the negative pressure fan 6 will switch the switch cabinet body 18 The heat dissipated during operation is pumped into the interior of the radiator 2. A cabinet door 16 is arranged on the main body 18 of the switch cabinet, and an electric meter 15 is embedded in the cabinet door 16. A data switch 14 is installed inside the main body 18 of the switch cabinet, and the data switch 14 is used to start Operation, one side of the data switch 14 is provided with an intelligent circuit breaker 17, when the intelligent circuit breaker 17 detects that the internal circuit of the drawer cabinet 9 is not operating normally, it automatically disconnects the circuit to prevent accidents from happening, and the safety factor is high. There is a drawer 9 on the side, and a locking handle 7 is arranged on the drawer 9, and a sub-controller 8 is installed on the drawer 9, and an insulating board 13 is arranged on the bottom of the switch cabinet main body 18, and the bottom of the switch cabinet main body 18 A base 10 is installed, and a damping spring 11 is installed inside the base 10, and the output ends of the sub-controller 8 and the intelligent circuit breaker 17 are electrically connected to the input end of the data switch 14.

The radiator 2 and the ceiling 1 are fixedly connected by bolts. There are six cooling fins 4 in total. The six cooling fins 4 are corrugated convex structures. The top of the radiator 2 is provided with a ventilation hole 3. Layered structure, and the interlayer of the switch cabinet main body 18 is provided with a noise reduction layer 12, and the cabinet door 16 and the switch cabinet main body 18 are hinged through hinge shafts.

Specific use method: After the low-voltage withdrawable switchgear is installed according to the normal procedure, first use the data switch 14 to start the operation. During the operation, the negative pressure fan 6 draws the heat emitted by the main body 18 of the switchgear into the interior of the radiator 2 , the heat dissipation wing 4 quickly absorbs heat to cool and release it to achieve the purpose of rapid cooling, and the cooling efficiency is higher. When the intelligent circuit breaker 17 detects that the internal circuit of the drawer cabinet 9 is not operating normally, it automatically disconnects the circuit to prevent accidents, and the safety factor is high. , each chest of drawers 9 can be independently controlled by the sub-controller 8 thereon, and the data switch 14 can exchange data with the background computer.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. a kind of low voltage drawing-out switching carbinet, including switch cubicle main body (18), it is characterised in that：The switch cubicle main body (18) Top is provided with ceiling (1), and radiator (2) is provided with above the ceiling (1), is set on the inwall of the radiator (2) There is support frame (5), radiating wing (4) is installed on support frame as described above (5), it is embedded on the ceiling (1) and switch cubicle main body (18) Negative-pressure air fan (6) is installed, cabinet door (16) is provided with the switch cubicle main body (18), insertion is provided with the cabinet door (16) Ammeter (15), the inside of the switch cubicle main body (18) is provided with data switching exchane (14), the one of the data switching exchane (14) Side is provided with intelligent breaker (17), and the side of the cabinet door (16) is provided with drawout cubicle (9), is set on the drawout cubicle (9) Have and sub-controller (8) is installed on lock handle (7), and drawout cubicle (9), the internal bottom of the switch cubicle main body (18) is set There is insulation board (13), and the bottom of switch cubicle main body (18) is provided with substrate (10), the inside of the substrate (10) is provided with and subtracts Shake spring (11), the output end of the sub-controller (8) and intelligent breaker (17) with the input of data switching exchane (14) It is electrically connected with.

2. a kind of low voltage drawing-out switching carbinet according to claim 1, it is characterised in that：The radiator (2) and ceiling (1) it is bolted to connection.

3. a kind of low voltage drawing-out switching carbinet according to claim 1, it is characterised in that：The radiating wing (4) is set altogether There are six, six radiating wings (4) are ripple type bulge-structure.

4. a kind of low voltage drawing-out switching carbinet according to claim 1, it is characterised in that：The top of the radiator (2) It is provided with air vent (3).

5. a kind of low voltage drawing-out switching carbinet according to claim 1, it is characterised in that：The switch cubicle main body (18) is Noise reduction layer (12) is provided with two-layer stratigraphic structure, and the interlayer of switch cubicle main body (18).

6. a kind of low voltage drawing-out switching carbinet according to claim 1, it is characterised in that：The cabinet door (16) and switch cubicle Main body (18) is hinged by hinge.