CN204830243U - Automatic dust removal type electric appliance box, outdoor unit and air conditioning unit - Google Patents

Abstract

The utility model relates to an automatic dust removal type electrical box, an outdoor unit and an air conditioning unit, wherein the automatic dust removal type electrical box comprises an electrical box shell, the electrical box shell is provided with a window, and the window is provided with a filter screen; the electric appliance box shell is provided with an automatic dust removal device, the automatic dust removal device comprises a dust removal component, and the dust removal component can move back and forth along the filter screen to clean the filter screen. The utility model discloses an establish automatic dust collector in filter screen place position, can detach the dust that gathers on the filter screen automatically, guarantee that the normal air inlet of window takes away the inside heat of electrical apparatus box, guarantee electronic components safe normal work.

Description

Automatic dust removal electrical box, outdoor unit and air conditioning unit

technical field

The utility model relates to the field of electrical components, in particular to an automatic dust-removing electrical box, an outdoor machine and an air-conditioning unit.

Background technique

The electrical box of the outdoor unit of the air conditioner is in an outdoor environment. In order to prevent the intrusion of dust and debris, a sealed structure is generally adopted. However, as the load of the outdoor unit of the air conditioner increases, the heat generated by the electronic components inside the electrical box is also increasing. , the life of electronic components is directly affected by the temperature of their working environment. Therefore, it is very important to effectively dissipate heat inside the electrical box.

At present, it is a simple and economical way to add heat dissipation windows to the electrical box and use air ducts to introduce flow to dissipate heat from the internal electrical components, but this will also bring dust and debris into the interior of the electrical box from the heat dissipation windows, and accumulate On the PCB board and electronic components, it affects the heat dissipation of the components, and even causes electrical safety problems such as short circuits, which seriously affects the service life of the equipment. The existing method is to add a filter screen on the heat dissipation window to reduce the entry of dust and debris, but after a long time, the dust and debris accumulate on the filter screen, blocking the mesh, affecting the external airflow into the inside of the electrical box, thereby affecting the electronic components. Heat dissipation reduces the service life of components.

Utility model content

The purpose of this utility model is to propose an automatic dust removal type electrical box, an outdoor unit and an air conditioner unit, which can automatically remove dust and is beneficial to heat dissipation inside the electrical box.

In order to achieve the above purpose, the utility model provides an automatic dust-removing electrical box, which includes an electrical box housing, the electrical box housing is provided with a window, and the window is provided with a filter net, characterized in that: the electrical appliance The box housing is provided with an automatic dust removal device, and the automatic dust removal device includes a dust removal component that can reciprocate along the filter screen to clean the filter screen.

In a preferred or optional embodiment, the window includes an air inlet window and an air outlet window, and the automatic dust removal device is arranged on the air inlet window.

In a preferred or optional embodiment, the air outlet window is arranged at a position close to the fan of the outdoor unit on the housing of the electrical appliance box.

In a preferred or optional embodiment, the dust removal component includes a dust removal brush, and the dust removal brush reciprocates along the filter screen to clean the filter screen.

In a preferred or optional embodiment, the dust removal component includes a blower, and the blower reciprocates along the filter screen to clean the filter screen.

In a preferred or optional embodiment, the dust removal component includes a vacuum cleaner that reciprocates along the filter net to clean the filter net.

In a preferred or optional embodiment, the automatic dust removal device further includes a guide rail provided on the housing of the electrical box, and the dust removal component can reciprocate along the guide rail.

In a preferred or optional embodiment, the electrical box housing is provided with a limiting device for limiting the reciprocating movement of the dust removal component.

In a preferred or optional embodiment, the automatic dust removal device further includes a power mechanism, and the power mechanism is drivingly connected to the dust removal component.

In order to achieve the above purpose, the utility model also provides an outdoor unit, which includes the automatic dust-removing electrical appliance box in any one of the above embodiments.

In order to achieve the above object, the utility model also provides an air conditioner unit, which includes the automatic dust removal electrical box in any one of the above embodiments.

Based on the above technical solution, the utility model has at least the following beneficial effects:

The utility model has a window in the electrical box, which can economically and effectively take away the heat generated by the electronic components inside the electrical box; by setting a filter screen at the position of the window, it can prevent dust and sundries from entering the inside of the electrical box; The automatic dust removal device can automatically remove the dust accumulated on the filter, to ensure that the normal air intake through the window takes away the heat inside the electrical box, and to ensure the safe and normal operation of electronic components.

The electrical box provided by the utility model opens a window to dissipate heat, has good economy, can increase the service life of electronic components in the electrical box, and improves the reliability of the electrical box.

Description of drawings

The drawings described here are used to provide a further understanding of the utility model and constitute a part of the application. The schematic embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute improper limitations to the utility model. In the attached picture:

Fig. 1 is the schematic diagram of the structure of a schematic embodiment of the automatic dust removal type electrical box provided by the utility model and the flow of the heat dissipation air flow in it;

Fig. 2 is a schematic bottom view of a schematic embodiment of the automatic dust removal type electrical box provided by the utility model;

Fig. 3 is a schematic structural view of an exemplary embodiment of the dust removal component provided by the present invention.

Labels in the attached drawings:

1-Electrical box shell; 2-Window; 21-Inlet window; 22-Outlet window; 3-Rainproof cover; 4-Electronic components; 5-Automatic dust removal device; 51-Power mechanism; 52-Transmission mechanism 53-dust removal parts; 531-dust removal frame; 532-dust removal brush; 533-rollers;

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Apparently, the described embodiments are only some of the embodiments of the present invention, but not all of them. 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.

In describing the present invention, it should be understood that the terms "central", "longitudinal", "transverse", "front", "rear", "left", "right", "vertical", "horizontal" , "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, rather than indicating Or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the protection scope of the present utility model.

As shown in Figure 1 and Figure 2, it is a schematic embodiment of the automatic dust removal type electrical box provided by the utility model. In this exemplary embodiment, the automatic dust removal type electrical box includes an electrical box housing 1, an electrical box housing 1 is provided with electronic components 4, the electrical box housing 1 is provided with a window 2, and the position of the window 2 is provided with a filter screen 6; the electrical box housing 1 is provided with an automatic dust removal device 5, and the automatic dust removal device 5 includes a power mechanism 51, The transmission mechanism 52 and the dust removal component 53 , the power mechanism 51 drives and connects the dust removal component 53 through the transmission mechanism 52 , and the dust removal component 53 can reciprocate along the filter screen 6 to clean the filter screen 6 .

In order to facilitate the effective heat dissipation of the electronic components 4 inside the electrical box by the airflow introduced through the window 2, the window 2 includes an air inlet window 21 located at the bottom of the electrical box and an air inlet window 21 located at the side of the electrical box housing 1 near the fan area of the outdoor unit. The air outlet window 22, optionally, the air outlet window 22 can be set on the left and right sides of the electrical box. When the unit is running, because the air outlet window 22 is close to the fan area, the negative pressure is relatively large, and the wind speed is higher than that near the bottom of the electrical box. The entire flow field flows from low speed to high speed. Therefore, the flowing air is filtered from the bottom of the electrical box The net 6 and the air inlet window 21 enter the inside of the electrical box housing 1, take away its heat through the surface of the electronic component 4, and then discharge it to the outside of the electrical box housing 1 through the air outlet window 22 provided at the side of the electrical box, thereby Ensure that the electronic components 4 work at a safe temperature and improve the service life.

Since the air inlet window 21 is used as the air inlet, a large amount of dust and debris will accumulate at the filter screen 6 after a long time, which will block the mesh of the filter screen 6, affect the air intake of the electrical box, and fail to take away the internal heat. , the automatic dust removal device 5 is located at the air inlet window 21 at the bottom of the electrical box housing 1, and is used to clean the filter screen 6 of the air inlet window 21.

The utility model has windows 2 on the bottom and left and right sides of the electrical box housing 1, and a filter screen 6 and an automatic dust removal device 5 are installed in front of the air inlet window 21, which can prevent dust and debris from entering the electrical box, and can automatically Remove dust and sundries on the filter screen 6.

In order to prevent rainwater from entering the inside of the electrical box, a rainproof cover 3 is provided at the position where the wind outlet window 22 is located.

On the basis of the above exemplary embodiments, the automatic dust removal device 5 may further include a guide rail 54 provided on the electrical box housing 1 , and the dust removal component 53 can reciprocate along the guide rail 54 .

In a preferred or optional embodiment, as shown in Figure 3, the dust removal component 53 can include a dust removal brush 532, the dust removal brush 532 is located on the dust removal frame 531, and the power mechanism 51 can drive the dust removal frame 531 and the dust removal brush through the transmission mechanism 52 532 reciprocates along the filter screen 6, and the filter screen 6 is cleaned by the dust removal brush 532.

Furthermore, the dust removal rack 531 can also be provided with a roller 533 , which cooperates with the guide rail 54 and can roll along the guide rail 54 to drive the entire dust removal component 53 to reciprocate along the guide rail 54 .

Further, the dust removal rack 531 may also be provided with a transmission connection portion 534 for connecting with the transmission mechanism 52 .

In another preferred or optional embodiment, the dust removal component 53 may include a blower or a vacuum cleaner (not shown in the figure), and the power mechanism 51 can drive the blower or the vacuum cleaner to move back and forth along the filter screen 6 through the transmission mechanism 52 to clean the filter screen 6 .

The automatic dedusting device 5 provided by the above embodiments has a simple and compact structure, takes up little space, is convenient to control, has high reliability, is easy to realize, has low cost, and is convenient to produce.

On the basis of the above exemplary embodiments, a limit device 55 can be provided on both sides of the electrical box housing 1 for limiting the reciprocating movement of the dust removal component 53 , and the limit device 55 can be a limit switch.

On the basis of the above exemplary embodiments, the power mechanism 51 may include a motor and a controller, and the controller is electrically connected to the motor to control forward rotation, reverse rotation, start and stop of the motor. At this time, the preset program in the controller controls the work of the motor, and the driving transmission mechanism 52 drives the dust removal part 53 to slide left and right along the guide rail 54, and the filter screen 6 is cleaned back and forth by the dust removal part 53 to achieve the purpose of dust removal.

In the above-mentioned exemplary embodiment, the control of the automatic dust removal device 5 can be started by preset time, for example, how often the unit automatically removes dust, and the detection of the air intake volume can also be added to control when the dust remover starts, so as to achieve intelligent and automatic operation. Dust.

In the above-mentioned exemplary embodiment, the sliding of the dust removal component 53 can be controlled by the limit device 55, for example, the limit switch is used to control the forward and reverse rotation of the motor to perform back and forth sliding control, and the travel distance of the dust removal component 53 can also be controlled by the program. Forward and reverse to achieve the purpose of sliding back and forth.

The automatic dust-removing electrical appliance box provided by the utility model can be applied to an air-conditioning unit with a multi-connected outdoor unit or a similar structure.

The outdoor unit provided by the utility model includes the automatic dust-removing electrical appliance box in any one of the above-mentioned embodiments.

The air-conditioning unit provided by the utility model includes the automatic dust-removing electrical box in any one of the above-mentioned embodiments.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model and not to limit it; although the utility model has been described in detail with reference to the preferred embodiment, those of ordinary skill in the art should understand that: still The specific implementation of the utility model can be modified or some technical features can be equivalently replaced; without departing from the spirit of the technical solution of the utility model, all of them should be included in the scope of the technical solution claimed by the utility model.

Claims (11)

1. A kind of automatic dedusting type electrical box, comprises electrical box housing (1), and described electrical box housing (1) is provided with window (2), and described window (2) is provided with filter screen (6), and its It is characterized in that: the electrical box housing (1) is provided with an automatic dust removal device (5), and the automatic dust removal device (5) includes a dust removal component (53), and the dust removal component (53) can move along the filter screen ( 6) Reciprocate to clean the filter screen (6). 2. The automatic dust removal electrical box according to claim 1, characterized in that: the window (2) includes an air inlet window (21) and an air outlet window (22), and the automatic dust removal device (5) is located at The air inlet window (21). 3. The automatic dust-removing electrical appliance box according to claim 2, characterized in that: the air outlet window (22) is arranged at a position close to the fan of the outdoor unit on the electrical appliance box casing (1). 4. The automatic dust-removing electrical appliance box according to claim 1, characterized in that: the dust-removing component (53) includes a dust-removing brush (532), and the dust-removing brush (532) reciprocates along the filter screen (6) To clean the filter screen (6). 5. The automatic dust-removing electrical box as claimed in claim 1, characterized in that: the dust-removing component (53) comprises a blower, and the blower reciprocates along the filter screen (6) to clean the filter screen (6) ). 6. The automatic dust-removing electrical appliance box according to claim 1, characterized in that: the dust-removing component (53) comprises a vacuum cleaner, and the vacuum cleaner reciprocates along the filter screen (6) to clean the filter screen (6) ). 7. The automatic dust-removing electrical box according to claim 1, characterized in that: the automatic dust-removing device (5) also includes a guide rail (54) arranged on the electrical box housing (1), and the dust-removing component (53) is capable of reciprocating movement along said guide rail (54). 8. The automatic dust-removing electrical box according to claim 1, characterized in that: the electrical box housing (1) is provided with a limiting device (55) for controlling the reciprocating movement of the dust-removing component (53). limit. 9. The automatic dust removal electrical box according to claim 1, characterized in that: the automatic dust removal device (5) further comprises a power mechanism (51), and the power mechanism (51) drives and connects the dust removal component (53 ). 10. An outdoor unit, characterized in that it comprises the automatic dust removal electrical box according to any one of claims 1-9. 11. An air-conditioning unit, characterized in that it comprises the automatic dust-removing electrical box according to any one of claims 1-9.