CN205104800U - Electronic box - Google Patents

Abstract

The utility model discloses an electric box, which comprises an electric box body. The electric box body is provided with a front door, a left door and a right door. The inner space of the electric box body is symmetrically provided with a frequency converter installation base plate and an electrical appliance base plate through a connection mechanism. , the inverter installation base plate and the electrical base plate divide the internal space of the electric box body into left space, middle channel and right side space. The frequency converters are symmetrically arranged on both sides of the inverter installation base plate, and the side of the electrical base plate away from the middle channel is fixed. Electrical components are arranged, and a transformer is arranged at the bottom of the electric box body. The utility model has a novel structure and a reasonable design. The heat dissipation effect of the electric box is improved through the middle channel, so as to better cool the transformer and electrical components in the box. The transformer and electrical components are arranged on both sides of the box, so that The wiring is clearer and the installation is easier, which facilitates the cleaning and maintenance of the electrical box; the setting of the left and right doors facilitates the installation and removal of electrical components.

Description

an electrical box

technical field

The utility model relates to an electric box, in particular to an electric box used on a rotor sand spinning machine.

Background technique

Because there is usually a lot of dust in the spinning workshop of the spinning mill, the indoor air quality is not ideal and affects the normal use of electrical components. The original electrical box usually adopts a whole internal space, and all electrical components including frequency converters are centrally installed in one In the space, the electric box with this structure has the following defects: 1. The location of electrical components is relatively dense, the heat generated during the working process is large and concentrated, and the heat cannot be dissipated in time, the heat dissipation effect is not good, and the use of electrical components is reduced 2. The installation of electrical components is compact, which brings inconvenience to assembly and maintenance, and affects work efficiency; 3. The installation position of the frequency converter in the box is fixed, which cannot meet the installation of machines with different numbers of spindles, so it needs to be installed in different lengths (number of spindles) The models are equipped with electrical boxes, which greatly increases the work complexity of various staff.

Utility model content

Aiming at the problems existing in the prior art, the purpose of the utility model is to design and provide an electric box.

The electric box described above comprises an electric box body with a square structure, and is characterized in that the front side of the electric box body is provided with a front door, the left side of the electric box body is provided with a left door, and the right side of the electric box body is provided with a There is a right side door, and the internal space of the electric box body is symmetrically provided with a frequency converter installation base plate and an electrical equipment base plate through a connecting mechanism. In the space on the right side, a frequency converter is arranged on the inverter installation base plate, electrical components are fixedly installed on the side of the electrical base plate away from the middle passage, and a transformer is arranged at the position corresponding to the middle passage at the bottom of the electric box body.

The electric box described above is characterized in that the connection mechanism includes a connection block, the connection block is fixedly arranged on the bottom plate of the electric box body, the connection block is provided with a plug-in interface, and the inverter installation bottom plate and the electrical appliance bottom plate The sockets are respectively plugged and arranged on the corresponding sockets.

The electric box described above is characterized in that the front door includes a front left door and a front right door, the heights of the front left door, front right door, left door and right door are the same, and the front A circuit breaker and a circuit breaker switch used in conjunction with the circuit breaker are arranged on the inner side of the right side door.

The electric box described above is characterized in that three air inlet ports are arranged on the bottom plate of the electric box body, and a filter air outlet is arranged on the top plate of the electric box body.

The electric box described above is characterized in that the edges of the front left door, the front right door, the left door and the right door are all set as flanges for installing rubber sealing strips.

The electric box described above is characterized in that the frequency converter is connected to the frequency converter installation base plate through the frequency converter flange.

The electric box described above is characterized in that a display screen and a switch button are arranged on the right side door.

The utility model has a novel structure and a reasonable design. The heat dissipation effect of the electric box is improved through the middle channel provided, so as to better cool the transformer and electrical components in the box. The transformer and electrical components are arranged on both sides of the box, so that The wiring is clearer and the installation is easier, which facilitates the cleaning and maintenance of the electrical box; the setting of the left and right doors facilitates the installation and removal of electrical components.

Description of drawings

Fig. 1 is the main view structure schematic diagram of the utility model;

Fig. 2 is the top view structural representation of the utility model;

In the figure: 1-left door, 2-right door, 3-inverter installation base plate, 4-electric appliance base plate, 5-left space, 6-middle channel, 7-right space, 8-inverter, 9 -Electrical components, 10-transformer, 11-front left door, 12-front right door, 13-circuit breaker, 14-circuit breaker switch, 15-air inlet port, 16-inverter flange, 17-display screen , 18-Switch button.

detailed description

The utility model will be further described below in conjunction with the accompanying drawings.

As shown in Figure 1-2, the utility model is an electric box, which is used to connect with the equipment of the rotor spinning machine,

The electric box includes an electric box body with a square structure, the front side of the electric box body is provided with a front door, the left side of the electric box body is provided with a left door 1, and the right side of the electric box body is provided with a right door 2, specifically: Front door comprises front left side door 11 and front right side door 12, and the height of front left side door 11, front right side door 12, left side door 1 and right side door 2 is consistent, and the inboard of front right side door 12 is equipped with A circuit breaker 13 and a circuit breaker switch 14 used in conjunction with the circuit breaker. The inner space of the electric box body is symmetrically provided with the inverter installation base plate 3 and the electrical appliance base plate 4 through the connecting mechanism. In the side space 7, a frequency converter 8 is arranged on the frequency converter installation base plate 3, specifically, the frequency converter 8 is connected to the frequency converter installation base plate 3 through the frequency converter flange 16; Component 9, a transformer 10 is provided at the position corresponding to the middle channel at the bottom of the electric box body. The connection mechanism includes a connection block, which is fixedly arranged on the bottom plate of the electric box body, and the connection block is provided with a plug interface, and the frequency converter installation bottom plate 3 and the electrical appliance bottom plate 4 are respectively plugged and set on the corresponding plug ports. In order to facilitate the outdoor air flow into the box, three air inlet ports 15 are arranged on the bottom plate of the electric box body, and for the convenience of discharging the heat flow after cooling the electrical components 9, a filter air outlet is arranged on the top plate of the electric box body , in order to prevent sundries from entering the inner space of the cabinet, the edges of the front left door 11, the front right door 12, the left door 1 and the right door 2 are all set as flanging for installing rubber sealing strips, To achieve the sealing effect; for convenient operation, a display screen 17 and a switch button 18 are arranged on the right side door 2.

The utility model adopts the middle large channel to dissipate heat, the outdoor air is introduced through the fan installed outside the electric box, enters the electric box through the three air inlet ports 15 protruding from the bottom of the distribution box through the air duct, and passes through the middle and right side of the box The channel circulates to cool the overheated left frequency converter 8 during operation, the middle transformer 10 and the right electrical components 9, and the heat generated flows through the filter air outlet arranged on the top of the electric box to be discharged. Due to the low temperature and high purity of the airflow introduced from the outside, it can well protect the overheating of the electrical components in the box; in addition, the electric box is provided with flanges around the doors to install rubber sealing strips, and each The doors are flush with the same height, which not only has a beautiful design, but also cooperates with the side door to prevent the entry of various impurities and dust in the workshop, thus effectively protecting the normal operation of the electrical components in the box.

The electrical box of the utility model has a reasonable design, and its external dimensions are seamlessly connected with the head of the rotor spinning machine to realize the integration of vision of the whole machine and increase the sense of comfort. Placed at the bottom of the middle, the circuit breaker 13 and the circuit breaker switch 14 are installed on the front right door 12 to ensure that the overall layout is neat and beautiful, so as to realize clear wiring and easy installation; the setting of the middle channel 6 facilitates technicians to enter the channel For installation and wiring work, cleaning, maintenance and repair work, the front left door and front right door corresponding to the passage opening are flush with the left door and right door respectively to achieve visual comfort. The four doors set can be opened at 180 degrees, and it is convenient to install and disassemble the inverter installation base plate 3, the inverter flange 16 and the electrical base plate 4, effectively improving work efficiency. The display screen 17 set on the right door 2 And each switch button 18, is convenient to observe and convenient operation.

The electric box of the utility model is sealed by installing strips around the edge of each door frame, which strictly prevents the entry of external dust and ensures the normal use of electrical components in the electric box. At the same time, the two sides of the electric box are installed in categories, and the large channel in the middle is concentrated in heat dissipation, and the structure is beautiful. , Easy to clean, greatly improving the work efficiency of maintenance and installation personnel. At the same time, according to the different driving power of various motors such as the number of machine spindles, rotors, and carding, inverters of different powers can be installed correspondingly, so that different models can share one electric box, which has strong versatility, reduces production costs and improves production efficiency. .

Claims (7)

1. an electronic box, comprise the electronic box body of square structure, it is characterized in that the front side of described electronic box body is provided with Qianmen, the left side of electronic box body is provided with offside door (1), the right side of electronic box body is provided with offside door (2), the inner space of described electronic box body is symmetrically arranged with frequency converter mounting base (3) and electrical equipment base plate (4) by bindiny mechanism, the inner space of electronic box body is divided into leftward space (5) by frequency converter mounting base (3) and electrical equipment base plate (4), center-aisle (6) and rightward space (7), described frequency converter mounting base (3) arranges frequency converter (8), electrical equipment base plate (4) is fixedly installed electric elements (9) away from the side of center-aisle (6), the position of the corresponding center-aisle of electronic box body bottom portion is provided with transformer (10).

2. a kind of electronic box as claimed in claim 1, it is characterized in that described bindiny mechanism comprises contiguous block, described contiguous block is fixedly installed on the base plate of electronic box body, contiguous block is provided with interface, and described frequency converter mounting base (3) and electrical equipment base plate (4) respectively grafting are arranged on corresponding interface.

3. a kind of electronic box as claimed in claim 1, it is characterized in that described Qianmen comprises front offside door (11) and front offside door (12), the height of described front offside door (11), front offside door (12), offside door (1) and offside door (2) is consistent, and the fit inside of front offside door (12) be provided with circuit breaker (13) and with circuit breaker (13) with the use of killer switch (14).

4. a kind of electronic box as claimed in claim 1, the base plate that it is characterized in that described electronic box body is provided with three air intake interfaces (15), the top board of electronic box body is provided with filter screen air port.

5. a kind of electronic box as claimed in claim 3, is characterized in that flange is all arranged to, for installing rubber weather strip in the edge of front offside door (11), front offside door (12), offside door (1) and offside door (2).

6. a kind of electronic box as claimed in claim 1, is characterized in that described frequency converter (8) is connected with frequency converter mounting base (3) by frequency converter flange (16).

7. a kind of electronic box as claimed in claim 1, is characterized in that described offside door (2) being provided with display screen (17) and shift knob (18).