CN212305917U

CN212305917U - Electrical apparatus main control box and electrical apparatus

Info

Publication number: CN212305917U
Application number: CN202021809151.9U
Authority: CN
Inventors: 魏建波
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-01-05
Anticipated expiration: 2030-08-26

Abstract

The utility model relates to an electrical apparatus main control box and electrical apparatus, wherein electrical apparatus main control box (1) is including box body (10) and sealing plug (20), box body (10) are including outlet portion (12), outlet portion (12) are equipped with wire hole (13), sealing plug (20) are including cock body (21) and gag (22) of being connected with cock body (21), cock body (21) are configured to insert in wire hole (13), gag (22) press the surface at outlet portion (12). The electric appliance comprises an electric appliance main control box. The utility model discloses a sealing plug can realize better sealed to the hole site of being qualified for the next round of competitions of main control box, simple structure moreover, simple to operate.

Description

Electrical apparatus main control box and electrical apparatus

Technical Field

The utility model relates to an electrical apparatus technical field especially relates to an electrical apparatus main control box and electrical apparatus.

Background

With the increasing improvement of the living standard of people, the requirements on various living necessities are higher and higher, from the previous interest price to the current interest user experience, customers are willing to pay more money to obtain better user experience, and the requirements on the quality of products are higher and higher.

Household appliances, such as an electric control refrigerator, use electric control boards which are increasingly large in size from the beginning, have more and more functions, are increasingly equipped with more and more components on the electric control boards, are increasingly attractive, have more and more failure problems in terms of after-sales failure data, and are increasingly invested in development, verification and testing of the electric control boards by various electric enterprises.

The problems caused by static electricity and short circuit mainly appear from a large amount of after-sales data of the electric control board, and various electric enterprises have paid much attention to the static electricity problems, and effective schemes are adopted, such as requiring employees to wear static clothes and static shoes, wearing static bracelets, paving static cloth on a workbench, using particle humidifiers and the like, but many measures for the short circuit problem are not implemented. Among the many causes of short circuits, the cause of dust is a large proportion. After a large amount of dust enters the interior of an electric control board and other electric devices, the following three hazards can appear: firstly, the flexibility of the action of the electric device is influenced because dust is attached to the electric device elements; secondly, ventilation and heat dissipation of the heating element are easily affected, and circulation obstruction of an air path is caused, so that the damage of insulation reduction of the electric device due to heating is caused; thirdly, especially, the dust of metallurgical enterprises contains metal particles, which are attached to electric devices to cause electric cross-connection accidents, and in severe cases, verification accidents of grounding and short circuit can be caused.

Because the manufacture of household appliances is limited by production environment and cost, the installation and operation of the whole process in a dust-free workshop cannot be realized, and thus, the dustproof work of the electric control board is very important. The electric control board of refrigerator product can be put in solitary automatically controlled box mostly, and automatically controlled box is whole sealed better, and the position in general gap also can increase insulating sponge (or sticky tape) and seal, but because some automatically controlled boxes need consider the hole site of being qualified for the next round of competitions of power cord, the existence of the hole site of being qualified for the next round of competitions brings higher requirement for the dustproof.

It is noted that the information disclosed in this background section of the invention is only for enhancement of understanding of the general background of the invention, and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an electrical apparatus main control box and electrical apparatus can effectively seal and prevent dust the wire hole of main control box.

According to the utility model discloses an aspect provides an electrical apparatus main control box, include:

the box body comprises a wire outlet part, and the wire outlet part is provided with a wire outlet hole; and

and a sealing plug including a plug body configured to be inserted into the outlet hole and a plug cap coupled to the plug body, the plug cap pressing against an outer surface of the outlet portion.

In some embodiments, a clamping groove is formed between the plug cap and the plug body, and the wire outlet portion is clamped in the clamping groove.

In some embodiments, the slot and the wire outlet portion are in an interference fit.

In some embodiments, the portion of the sealing plug between the groove bottom of the clamping groove and the outer surface of the sealing plug forms a solid seal.

In some embodiments, the cross-sectional shapes of the wire outlet portion and the card slot are arcuate.

In some embodiments, the length of the plug body is greater than or equal to the length of the plug cap in the outlet direction of the outlet bore.

In some embodiments, the plug cap is integrally formed with the plug body.

In some embodiments, the plug body is made of a rubber material.

According to another aspect of the present invention, an electrical appliance is provided, which comprises the above electrical appliance main control box.

In some embodiments, the electrical appliance further comprises an appliance body and a connecting member, the case body is provided with a connecting hole, and the connecting member passes through the connecting hole to connect the case body and the appliance body.

Based on the technical scheme, the embodiment of the utility model can plug the plug body into the wire outlet hole to effectively seal and prevent dust through the sealing plug; meanwhile, the sealing plug also comprises a plug cap connected with the plug body, and the plug cap can be pressed against the outer surface of the wire outlet part while the plug body is plugged into the wire outlet hole so as to keep the relative fixation of the sealing plug and the box body.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a top view of an embodiment of the electrical appliance main control box of the present invention.

Fig. 2 is a left side view of an embodiment of the electrical appliance main control box of the present invention.

Fig. 3 is a schematic view of the matching structure of the sealing plug and the outgoing line part in an embodiment of the electrical appliance main control box of the present invention.

Fig. 4 is a schematic structural diagram of the wire outlet portion in an embodiment of the electrical appliance main control box of the present invention.

Fig. 5 is a schematic structural diagram of a sealing plug in an embodiment of the electrical appliance main control box of the present invention.

Fig. 6 is a front view of the sealing plug in an embodiment of the electrical appliance main control box of the present invention.

Fig. 7 is a cross-sectional view of the cross-section a-a in fig. 6 according to an embodiment of the main control box of the present invention.

Fig. 8 is a sectional view of the section a-a in fig. 6 according to another embodiment of the main control box of the electric appliance of the present invention.

Fig. 9 is a top view of an embodiment of the electrical appliance of the present invention.

In the figure:

1. a master control box; 2. an appliance main body;

10. a box body; 11. connecting holes; 12. a wire outlet part; 13. a wire outlet hole;

20. a sealing plug; 21. a plug body; 22. a plug cap; 23. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "longitudinal", "front", "rear", "left", "right", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the invention.

Referring to fig. 1 to 5, in some embodiments of the electrical appliance main control box 1 provided by the present invention, the main control box 1 includes a box body 10 and a sealing plug 20, the box body 10 includes a wire outlet portion 12, the wire outlet portion 12 is provided with a wire outlet hole 13, the sealing plug 20 includes a plug body 21 and a plug cap 22 connected to the plug body 21, the plug body 21 is configured to be inserted into the wire outlet hole 13, and the plug cap 22 is pressed against an outer surface of the wire outlet portion 12.

In the above embodiment, by providing the sealing plug 20, the plug body 21 can be plugged into the outlet hole 13 to effectively seal and prevent dust at the outlet hole; meanwhile, the sealing plug 20 further comprises a plug cap 22 connected with the plug body 21, and the plug cap 22 can be pressed against the outer surface of the wire outlet part 12 while the plug body 21 is plugged into the wire outlet hole 13 so as to keep the sealing plug 20 and the box body 10 relatively fixed.

Referring to fig. 6 to 8, in some embodiments, a clamping groove 23 is formed between the plug cap 22 and the plug body 21, and the wire outlet 12 is clamped in the clamping groove 23.

Through the arrangement of the clamping groove 23, when the sealing plug 20 is installed, the clamping groove 23 can be aligned with the wire outlet part 12, then the sealing plug 20 is pushed inwards along the wire outlet direction of the wire outlet hole 13 until the groove bottom of the clamping groove 23 is contacted with the end face of the wire outlet part 12, the assembly of the sealing plug 20 is completed, the operation is simple and convenient, the groove bottom of the clamping groove 23 can also be used as a guide structure for judging whether the assembly of the sealing plug 20 is in place, and when the groove bottom of the clamping groove 23 is contacted with the end face of the wire outlet part 12, the assembly of the. Meanwhile, since the sealing plug 20 further comprises the plug cap 22, the sealing plug 20 can be pressed against the outer surface of the outlet portion 12, so that the connection between the sealing plug 20 and the outlet portion 12 is firmer without providing a special connecting structure.

In addition to the manner of providing the locking groove 23 to maintain the connection between the sealing plug 20 and the box 10, in other embodiments, the connection may be performed by other manners, such as inserting the plug body 21 into the outlet hole 13, and connecting the plug body 21 and the plug cap 22 by screw connection or adhesion.

In some embodiments, there is an interference fit between the slot 23 and the outlet 12. This arrangement further enhances the reliability of the connection between the sealing plug 20 and the outlet 12, preventing the sealing plug 20 from coming out of the outlet hole 13 during assembly.

In some embodiments, the portion of the sealing plug 20 from the groove bottom of the detent groove 23 to the outer surface of the sealing plug 20 forms a solid seal. Through setting up the sealing part, can realize better sealed to the one side of keeping away from its open end of draw-in groove 23, prevent that the dust from getting into box body 10 through the slot between the cell wall of draw-in groove 23 and the surface of the portion of being qualified for the next round of competitions 12 in, effectively improve sealed effect.

In some embodiments, the cross-sectional shape of the outlet portion 12 and the card slot 23 is arcuate. The cross section here refers to a section perpendicular to the outlet direction of the outlet portion 12. This shape facilitates the passage of electrical connection wires such as power cords. Meanwhile, the structure form of the wire outlet part 12 is matched with that of the clamping groove 23, and the sealing effect is also improved.

In some embodiments, the bottom of the sealing plug 20 is flat and the cross-sectional shape of the sealing plug 20 is arcuate.

In some embodiments, the length of the plug body 21 is greater than or equal to the length of the plug cap 22 in the outlet direction of the outlet hole 13. The arrangement can increase the contact area between the plug body 21 and the wire outlet hole 13, improve the sealing effect and prevent dust from entering the box body 10. Furthermore, the length of the plug body 21 is set to be greater than or equal to that of the plug cap 22, so that the plug body 21 can be plugged into the outlet hole 13 first when the sealing plug 20 is installed, without being limited by the fact that the clamping groove 23 must be aligned with the outlet portion 12, but the outlet portion 12 enters the clamping groove 23 during plugging of the plug body 21, and therefore the arrangement can play a good role in guiding during installation.

In the embodiment shown in fig. 7, the plug body 21 and the plug cap 22 are two relatively independent parts, the manufacture is simpler, the plug body 21 and the plug cap 22 can be fixedly connected by bonding, welding or the like, and the clamping groove 23 is formed between the plug body 21 and the plug cap 22.

In the embodiment shown in fig. 8, the stopper cap 22 is integrally formed with the stopper body 21. This arrangement saves the step of connecting the stopper body 21 and the stopper cap 22, and makes assembly more convenient and quicker.

In some embodiments, the plug body 21 is made of a rubber material. The plug body 21 can be conveniently inserted into the outlet hole 13 by adopting a rubber material, the sealing effect is better, and the cost is lower.

In some embodiments, the plug body 21 is solid to provide a more effective seal against the outlet opening 13 and to provide a more secure fit.

In other embodiments, the plug body 21 may also include a hollow weight-reducing portion to reduce the overall weight of the plug body 21 and thus the overall weight of the appliance.

The utility model provides an electrical apparatus main control box embodiment can carry out effectual sealing to wire hole 13 on the box body 10, prevent that the dust from getting into the inside of box body 10, and sealing plug 20's installation is fairly simple, can dismantle sealing plug 20 fast when needs use wire hole 13 get off, and when need not use wire hole 13, then can realize effectively sealing, make box body 10 that has wire hole 13 can be applicable to the main control box that is equipped with the power cord, also can be applicable to the main control box that does not have the power cord, improve the application scope of standard component main control box, reduce the institutional advancement to the main control box.

Based on electrical apparatus main control box 1 in above-mentioned each embodiment, the utility model also provides an electrical apparatus, this electrical apparatus includes electrical apparatus main control box 1. The appliance may be a refrigerator, a washing machine, an air conditioner, or the like.

As shown in fig. 9, in some embodiments, the electric appliance further includes an appliance main body 2 and a connection member, and the case 10 is provided with a connection hole 11, and the connection member passes through the connection hole 11 to connect the case 10 and the appliance main body 2.

The outlet hole 13 is provided on the side of the box body 10 facing the electric appliance main body 2, so that after the plug body 21 is inserted into the outlet hole 13, the portion of the plug body 21 facing the electric appliance main body 2 is exposed to the outside, and when the box body 10 and the electric appliance main body 2 are connected by a connector, the plug body 21 can be pressed against the electric appliance main body 2, thereby further fixing the sealing plug 20.

In some embodiments, the main control box 1 further includes a circuit board, and the circuit board is mounted inside the box body 10.

In some embodiments, the box 10 may be installed on the top or side of the main body 2, or may be installed inside the main body 2.

The utility model discloses the installation method of electrical apparatus in each embodiment does:

firstly, inserting a plug body 21 into the wire outlet hole 13, and simultaneously pressing the plug body against the outer surface of the wire outlet part 12 through a plug cap 22 so as to connect the sealing plug 20 and the box body 10 into a whole;

then, the case 10 is mounted on the appliance main body 2.

In this embodiment, the sealing plug 20 and the box body 10 are connected into a whole, and the integrated structure formed by connecting the sealing plug 20 and the box body 10 is installed on the electrical appliance main body 2, so that a special structure for connecting the sealing plug 20 and the box body 10 is not required, and the device is convenient to install, simple in structure, good in sealing effect and low in after-sale cost.

The positive technical effects of the electrical appliance main control box in the above embodiments are also applicable to electrical appliances, and are not described herein again.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the utility model discloses a do not deviate from under the prerequisite of the principle, still can be right the utility model discloses a specific embodiment modifies or carries out the equivalent replacement to some technical features, and these are modified and should be covered with the equivalent replacement in the middle of the technical scheme scope of the utility model.

Claims

1. An electrical appliance master control box (1), characterized in that it comprises:

the box body (10) comprises a wire outlet part (12), wherein the wire outlet part (12) is provided with a wire outlet hole (13); and

a sealing plug (20) comprising a plug body (21) and a plug cap (22) connected to the plug body (21), the plug body (21) being configured to be inserted into the outlet hole (13), the plug cap (22) being pressed against an outer surface of the outlet portion (12).

2. The appliance main control box (1) according to claim 1, characterized in that a clamping groove (23) is provided between the plug cap (22) and the plug body (21), and the wire outlet portion (12) is clamped in the clamping groove (23).

3. The appliance main control box (1) according to claim 2, wherein the slot (23) and the outlet portion (12) are in interference fit.

4. The appliance main control box (1) according to claim 2, characterized in that the part of the sealing plug (20) from the groove bottom of the clamping groove (23) to the outer surface of the sealing plug (20) forms a solid seal.

5. The appliance main control box (1) according to claim 2, characterized in that the cross-sectional shape of the outlet portion (12) and the card slot (23) is arched.

6. The appliance main control box (1) according to claim 1, characterized in that the length of the plug body (21) is greater than or equal to the length of the plug cap (22) in the outlet direction of the outlet hole (13).

7. The appliance master control box (1) according to claim 1, characterized in that the plug cap (22) is integrally formed with the plug body (21).

8. The appliance master control box (1) according to claim 1, characterized in that the plug body (21) is made of rubber material.

9. An electrical appliance, characterized in that it comprises an electrical appliance main control box (1) according to any one of claims 1 to 8.

10. The electric appliance according to claim 9, characterised in that it further comprises an electric appliance body (2) and a connecting piece, the box body (10) being provided with a connecting hole (11), the connecting piece passing through the connecting hole (11) to connect the box body (10) and the electric appliance body (2).