CN206148943U - A low-voltage power management device with side outlet wind - Google Patents

Abstract

The utility model particularly relates to a device is administered to side air -out's low pressure electric energy comprises shells assembly, IGBT subassembly, filter component, control assembly and terminal subassembly, and control installation board, intermediate bottom and radiator upper plate will it divide into two -layer wind channel from top to bottom to administer the device, radiator and filter component set up in the lower floor wind channel, energy storing board, drive assembly, control assembly set up in upper wind channel, one, the secondary terminal set up to be in administer the device below. The utility model discloses can unify effective heat dissipation to one, the secondary terminal is below equipment, and easy to assemble and maintenance is worked a telephone switchboard, and the forced draft orientation of this device is controlling the air -out, is applicable to the cabinet that need control the air -out and personally experiences sth. Part of the body, and the upper and lower fixed panel beating of this device is solitary, can change in the later stage, and make to order according to user's present mounted position, installs with the convenience is customized.

Description

A low-voltage power management device with side outlet wind

technical field

The utility model specifically relates to a novel structure of a side-outlet low-voltage electric energy management device.

Background technique

In the prior art, the structure of each component and circuit board of the active filter device is generally not compact, and most of them are scattered and installed in a cabinet type, which takes up a lot of space, and takes time and effort for disassembly and maintenance.

At the same time, the IGBT does not have an independent heat dissipation channel, and the heat dissipation is insufficient, which affects the normal service life and effect of the IGBT. The general power management device on the column generally uses air from the top and bottom.

Utility model content

The purpose of this utility model is to provide a low-voltage power management device with side outlet wind, which can quickly respond to load changes, suppress the reactive power impact of the power grid, quickly improve the power factor, use the space reasonably and effectively, reduce the volume of the cabinet, and The damaged module can be disassembled flexibly, the power-off time is short, and it can be put into operation after a short power-off after replacing the parts.

The utility model is achieved through the following technical solutions:

Content of the present utility model is as follows:

A low-voltage electric energy management device with side air outlet, which is composed of a housing assembly, an IGBT assembly, a filter assembly, a control assembly and a terminal assembly, characterized in that the housing assembly includes a left baffle, a bottom plate, a right baffle, a panel , a control mounting plate and a middle partition; the IGBT assembly includes an energy storage board, a radiator upper board, a radiator and a drive assembly, the filter board assembly is composed of a filter board, and the control assembly includes an interface board and a main control board ; The terminal assembly includes a primary terminal assembly and a secondary terminal assembly;

Wherein, the control installation board, the middle partition board and the upper plate of the radiator divide the treatment device into upper and lower air ducts; the radiator and filter components are arranged in the lower air duct;

The energy storage board, drive components, and control components are arranged in the upper air duct, and the primary and secondary terminals are arranged below the treatment device.

Further, it also includes a fixing plate, and the fixing plate sheet metal is arranged on the upper and lower sides of the treatment device, and the driving assembly includes: a driving plate and an IGBT.

Further, the air passage in the lower layer is a sealed air passage, and a fan assembly is installed on the inner side of the housing assembly at a position corresponding to the air passage in the lower layer, and the air in and out direction is left and right.

Further, the control assembly is arranged at the middle upper position of the treatment device; the filter plate is arranged directly below the control assembly.

Further, the IGBT assembly is installed in the middle of the treatment device, behind the fan assembly.

Further, the sheet metal of the fixing plate is independently arranged relative to the shell assembly, and placed on the upper and lower sides of the management device.

The beneficial effects of the utility model are as follows:

1. The utility model divides the air duct into two layers, and the design of the airtight air duct concentrates the heating elements in the same side air duct, so that the components between the two layers of air duct will not be affected by heat transfer, and can For effective heat dissipation, components are installed in the air duct, and the space is effectively used to make the structure compact and greatly reduce the volume.

2. In this utility model, the active module can be used together with multiple passive modules to form a dynamic compensation cabinet. The utility model has various installation methods, adjustable positions, effective use of space, reduced occupied space, convenient installation, and increased space utilization. Reducing the volume of the cabinet can reduce the cost.

3. The structure of the utility model arranges the main vulnerable components (main circuit boards) on the upper layer, which is convenient for inspection and maintenance. In addition, the primary and secondary terminals are arranged at the bottom, which is convenient for installation and maintenance wiring. The forced ventilation direction of the lower air duct is left and right, which is suitable for cabinets that need left and right air.

4. The upper and lower fixing sheet metals of the utility model are separate, can be replaced later, and can be customized according to the user's existing installation position, so as to facilitate customized installation.

Description of drawings

Figure 1 is a schematic structural diagram of a low-voltage electric energy management device with side outlet wind;

Fig. 2 is the schematic diagram of the air flow of the utility model;

Among them: 1 is the left baffle, 2 is the control mounting plate, 3 is the wire board, 4 is the primary terminal assembly, 5 is the bottom of the fixed plate, 6 is the secondary terminal assembly, 7 is the middle partition, 8 is the transfer row, 9 is the filter board, 10 is the upper plate of the radiator, 11 is the bottom plate, 12 is the fan assembly, 13 is the radiator, 14 is the right side baffle, 15 is the drive assembly, 16 is the energy storage board, 17 is the upper fixing Sheet metal, 18 is a cover plate, 19 is a touch screen, 20 is a switch, 21 is a communication adapter board, 22 is a DC power supply, and 23 is a control component.

detailed description

Below in conjunction with accompanying drawing of description, the utility model is described in further detail.

Example 1

Figure 1 is a schematic structural diagram of a low-voltage power management device with side air outlet. As shown in Figure 1, its structure includes housing components, IGBT components, filter components, control components, and terminal components. The interior of the housing assembly includes: left baffle (1), bottom plate (11), right baffle (14), panel (18), control mounting plate (2), middle partition (7); IGBT assembly includes energy storage plate (16), radiator upper plate (10), radiator (13), drive assembly (15); wherein the drive assembly includes: a drive board and an IGBT; the filter board assembly is composed of a filter board; the control assembly includes: The interface board and the main control board; the terminal assembly includes a primary terminal assembly (4) and a secondary terminal assembly (6). The bottom plate plays the role of the overall structure shape effect and constrains its internal structure skeleton; the control installation plate, the middle partition plate and the upper plate of the radiator divide the treatment device into two layers of air ducts; the radiator and filter components are arranged in the lower air In the channel; separate the heating element from the consumable element, and dissipate heat in layers.

The energy storage board, drive components and control components are set in the upper air duct, the primary and secondary terminals are set under the treatment device, and the panel is the subjective front of the equipment; the primary terminal and secondary terminal are under the equipment, and are connected with the cabinet body Use; the fan assembly is behind the right baffle; the IGBT assembly is behind the fan assembly and in the middle of the device; the filter assembly is between the left baffle and the IGBT assembly, and the primary line is connected, which is convenient and simple and saves cable materials; control assembly installation Above the filter component, the circuit board is highly integrated, simple and independent, and easy to install and maintain; the drive component is above the radiator, close to the control component, reducing the drive circuit path and making the control more accurate and reliable.

Example 2

As shown in FIG. 2 , preferably, the lower air duct is designed as a sealed air duct, and a fan assembly is provided on the side of the housing assembly at a position corresponding to the lower air duct, and the air in and out directions are left and right.

Cooling system design: The air duct of the cooling system of the utility model is divided into upper and lower layers. The lower floor adopts independent air cooling, and the cold air from the external natural environment is blown into the cooling air duct of the equipment from right to left through the fan unit. The upper layer is naturally ventilated from top to bottom, and the heat emitted by the upper air duct energy storage board, drive components and control components is naturally dissipated. The wind flow direction is shown in Figure 2. The two layers of air ducts are sealed and isolated without interfering with each other, which has a good cooling effect.

Each component of the utility model has its own independence in structure, is simple in structure, is convenient for disassembly and maintenance, greatly improves production efficiency and effectively saves maintenance costs.

The above specific implementation of the utility model is only an illustration of the patented technical solution of the utility model, and does not constitute a limitation to the protection scope of the utility model. Any improvement, transformation, omission, substitution, etc. of the technical solutions produced according to the spirit of the invention of the utility model all belong to the protection scope of the utility model.

Claims (6)

1. A low-voltage power management device with side air outlet, consisting of a housing assembly, an IGBT assembly, a filter assembly, a control assembly and a terminal assembly, characterized in that the housing assembly includes a left baffle, a bottom plate, and a right baffle , a panel, a control mounting board and a middle partition; the IGBT assembly includes an energy storage board, a radiator upper board, a radiator and a drive assembly, the filter board assembly is composed of a filter board, and the control assembly includes an interface board and a main Control board; the terminal assembly includes a primary terminal assembly and a secondary terminal assembly; Wherein, the control installation board, the middle partition board and the upper plate of the radiator divide the treatment device into upper and lower air ducts; the radiator and filter components are arranged in the lower air duct; The energy storage board, drive components, and control components are arranged in the upper air duct, and the primary and secondary terminals are arranged below the treatment device. 2. The low-voltage electric energy treatment device according to claim 1, further comprising a fixed plate, the fixed plate sheet metal is arranged on the upper and lower sides of the treatment device, and the drive assembly includes: a drive plate and an IGBT . 3. The low-voltage electric energy management device according to claim 1, wherein the air duct in the lower layer is a sealed air duct, and a fan assembly is arranged on the side of the housing assembly corresponding to the air duct in the lower layer, and the direction of air in and out is Wind from left to right. 4. The low-voltage electric energy treatment device according to claim 1, characterized in that: the control assembly is arranged at the upper middle of the treatment device; the filter board is arranged directly below the control assembly. 5. The low-voltage electric energy treatment device according to claim 3, wherein the IGBT assembly is installed in the middle of the treatment device and placed behind the fan assembly. 6. The device for treating low-voltage electric energy according to claim 2, characterized in that, the sheet metal of the fixing plate is independently arranged relative to the housing assembly, and placed on the upper and lower sides of the device for treating.