WO2021135076A1

WO2021135076A1 - Refrigerator

Info

Publication number: WO2021135076A1
Application number: PCT/CN2020/095093
Authority: WO
Inventors: 马新翠; 任开龙; 王涛; 范大鹏; 郭凯铭; 张少瑞
Original assignee: 青岛海尔特种电冰柜有限公司; 海尔智家股份有限公司
Priority date: 2019-12-31
Filing date: 2020-06-09
Publication date: 2021-07-08
Also published as: CN113124594A

Abstract

Disclosed are a protection enclosure for an electrically controlled component and a refrigerator. An electric wire electrically connected to an electrically controlled component extends outwardly from an opening of a casing of a protection enclosure. A shroud movably connected to a casing main body is closed to expose a wire passing hole which allows the electric wire to pass therethrough. The wire passing hole can be configured to be very small to allow insertion of a wire while preventing pests from entering the protection enclosure. The protection enclosure can adapt to various terminal models, and has a wide range of applications. The invention can optimize an assembly process for on-site parts, thereby effectively enhancing production efficiency.

Description

refrigerator

Technical field

The invention relates to the technical field of refrigerators, in particular to an electric control element protective cover of a refrigerator.

Background technique

Existing electric control components, as an indispensable component of the entire freezer, are installed on the box or door to control the operation of the entire freezer and cooling and temperature control. Electronic control components include thermostats, circuit boards, etc. Generally, the electronic control components are installed in the cabin of the box, and all the electronic control components should be equipped with shields and display operation panels, etc., for shockproof, waterproof, Moisture-proof, pest-proof, etc., to protect electric control components. At present, the shields of electronic control components of refrigeration equipment such as refrigerators and freezers are mostly tailor-made, and the shields are designed to match the size and model of the thermostat, circuit board, and terminal.

As shown in Figure 1, a terminal slot 102 is opened on the shield 100 according to the terminal 101, and the terminal slot 102 needs to be opened according to the specific shape of the different terminal 101. If the diameter of the terminal slot 102 is too large, it may enter moisture, pests and mice. If the diameter of the terminal slot 102 is too small, it cannot pass through the terminal. Therefore, each shield 100 is customized according to the shape of the terminal of the internal electronic control element. The design and production process are complicated and cumbersome, and it violates the modularization. The concept of standardization.

In view of this, it is necessary to provide an improved protective cover for electronic control components to solve the above-mentioned problems.

Summary of the invention

The purpose of the present invention is to provide a protective cover for electric control elements and a refrigerator, which has strong versatility and quick and convenient installation.

In order to achieve one of the objectives of the above-mentioned invention, an embodiment of the present invention provides a protective cover for an electric control element, comprising a box body with a front side opening and a panel mated with the box body to open and close the front side opening, The box body includes a box body and a cover movably connected to the box body, the box body having an opening and a body edge surrounding the opening;

The box body has an open state and a closed state. In the open state, the cover exposes the opening; in the closed state, the cover is buckled at the opening and the The cover edge of the cover and the edge of the main body enclose a through-line hole.

As a further improvement of the present invention, the cover is rotatably connected with the box body to make the box body change between the open state and the closed state.

As a further improvement of the present invention, the box body and the cover are integrally connected by a flexible rotating wall.

As a further improvement of the present invention, one of the box body and the cover is provided with a buckle, and the other is provided with a card slot;

In the closed state, the buckle is buckled in the card slot, so that the box body and the cover are mated.

As a further improvement of the present invention, the protective cover further includes a threaded locking member, and in the closed state, the threaded locking member is fitted to the first fastening hole of the box body and the cover The second fastening hole is used to lock the box body and the cover in the closed state.

As a further improvement of the present invention, the edge of the main body includes a first sealing area and a first avoiding area, and the cover edge of the cover includes a second sealing area and a second avoiding area;

In the closed state, the first sealing area and the second sealing area are in a sealed connection, and the first avoiding area and the second avoiding area enclose the through-line hole;

The wire hole is a circular hole.

As a further improvement of the present invention, the box body includes a rear wall disposed opposite to the front side opening and a side wall located between the rear wall and the front side opening, and the opening is located on the side. The rear end of the wall, the cover has a cover, the rear end of the cover is rotatably connected with the side wall, and the rear end and both sides of the cover are provided with flanges;

The second avoidance area is formed on the flange; the first avoidance area is formed on the rear wall.

As a further improvement of the present invention, in the closed state, the flange surrounds the outside of the box body.

As a further improvement of the present invention, an electric control element mounting rail is provided in the inner cavity of the box, and the rail extends in the front-to-back direction.

As a further improvement of the present invention, this embodiment also provides a refrigerator including the above-mentioned protective cover of the electric control element and an electric control element installed in the inner cavity of the protective cover of the electric control element.

Compared with the prior art, the present invention has the following beneficial effects: the protective cover of the electronic control element can be installed with electronic control elements of different specifications, the wires electrically connected to the electronic control element are extended through the opening, and then the cover and The main body exposes the wire hole, and the wire is passed through the wire hole, so that the wire hole can be made small, and at the same time it plays the role of threading and preventing pests from entering the protective cover. This kind of electronic control element protective cover can be suitable for various models The installation of the terminals realizes the versatility of the module; the assembly process of on-site parts is optimized, and the production efficiency is effectively improved.

Description of the drawings

Fig. 1 is a schematic diagram of the structure of a shield of an existing refrigerator;

Figure 2 is a schematic diagram of the structure of the protective cover of the electronic control element of the present invention;

Fig. 3 is a side view of the protective cover of the electric control element of Fig. 2;

Fig. 4 is a schematic diagram of the structure of the box body of the protective cover of the electric control element of Fig. 2;

Among them, 10, protective cover for electronic control components; 1. box body; 2. panel; 3. wire hole; 4. box body; 41, side wall; 42, rear wall; 43, opening; 44, buckle 45. The first fastening hole; 5. The cover; 51. The cover body; 52. Flanging; 53, the card slot; 54, the second fastening hole; 6. The rotating wall; 100, the shield; 101, the terminal ; 102, terminal slot.

Detailed ways

Hereinafter, the present invention will be described in detail with reference to the specific embodiments shown in the drawings. However, these embodiments do not limit the present invention, and the structural, method, or functional changes made by those skilled in the art based on these embodiments are all included in the protection scope of the present invention.

An embodiment of the present invention provides an electronic control element protective cover 10 and a refrigerator, which solves the problem that the existing protective cover cannot be applied to different electronic control elements. The protective cover has strong versatility and is quick and convenient to install.

A freezer of this embodiment includes a box that is open to one side, a door installed in cooperation with the box, an electronic control element for controlling the operation of the freezer, and an electronic control element for installing the electronic control element Protective cover 10.

In addition, in other embodiments, the electric control element protective cover 10 of this embodiment can also be applied to other electrical appliances such as refrigerators, ice bars, washing machines, air conditioners and the like.

As shown in Figures 2 to 4, an electric control element protective cover 10 of this embodiment includes a box body 1 with an opening and a panel 2 mated with the box body 1 to open and close the opening. The box body 1 includes a box body. The main body 4 and the cover 5 movably connected with the box body 4, the box body 4 has an opening 43 and a main body edge surrounding the opening 43, the box body 4 is enclosed to form an accommodation space, and the electronic control element is installed in the accommodation In space

For the convenience of discussion, in this embodiment, the direction of the opening relative to the containing space in the box 1 is defined as front, the opposite direction is defined as rear, and the direction of the cover 5 relative to the box body 4 is defined as up and reverse. Defined as the following.

The box body 1 has an open state and a closed state. In the open state, the cover 5 exposes the opening 43. After the electric control element inside the electric control element protective cover 10 is installed inside the box body 1, the wires connected to the electric control element and The terminal of the wire passes through the protective cover 10 of the electric control element through the opening 43; in the closed state, the cover 5 is buckled at the opening 43 and the edge of the cover 5 and the edge of the main body enclose the wire hole 3. , The wire passes through the wire hole 3, and the terminal of the wire is outside the protective cover 10 of the electric control element. Since the diameter of the wire is generally much smaller than the terminal, the wire hole 3 can be made relative to the terminal slot of the existing protective cover Very small.

The electric control element protective cover 10 can be installed with different specifications of electric control elements, and the wires electrically connected to the electric control element are extended through the opening 43, and then the cover 5 and the main body are closed to expose the wire hole 3, and the wire hole 3 Passing through the wires, the wire hole 3 can be made small, and at the same time it plays the role of threading and preventing pests from entering the protective cover. Such an electronic control element protective cover 10 can be applied to various types of terminals, and the installation of the module is realized. Versatility; optimizing the assembly process of on-site parts and components, effectively improving production efficiency.

Further, the cover 5 is rotatably connected with the box body 4 to change the box body 1 between the open state and the closed state, and the cover 5 and the box body 4 are rotatably installed to open and close the opening 43, and at the same time realize the passage of the box The body main body 4 and the casing cooperate to open and close the wire hole 3.

Furthermore, the box body 4 and the cover 5 are integrally connected by the flexible rotating wall 6. The box body 4, the cover 5, and the rotating wall 6 can be produced in one piece. When the electronic control element is installed in the containing space through the opening When it is inside, the cover 5 is turned and opened, and the wires connected to the electric control element are taken out from the opening 43, and accommodated in the wire hole 3, so that the size of the terminal can be ignored.

Further, one of the box body 4 and the cover 5 is provided with a buckle 44, and the other is provided with a card slot 53;

In the closed state, the buckle 44 is buckled in the groove 53 to mate the box body 4 and the cover 5. The cooperation of the buckle 44 and the groove 53 realizes the rapid movement of the box body 4 and the cover 5 Card access.

Further, the protective cover also includes a threaded locking member. When in the closed state, the threaded locking member is fitted to the first fastening hole 45 of the box body 4 and the second fastening hole 54 of the cover 5 to secure the box The main body 4 and the cover 5 are locked in the closed state, and the threaded locking member cooperates with the first fastening hole 45 and the second fastening hole 54 to realize the fastening connection of the box main body 4 and the cover 5 to ensure After the installation is completed, the cover 5 and the box body 4 are connected.

Further, the edge of the main body includes a first sealing area and a first avoiding area, and the cover edge of the cover 5 includes a second sealing area and a second avoiding area;

In the closed state, the first sealing area and the second sealing area are in a sealed butt joint, and the first avoiding area and the second avoiding area are enclosed to form a through-line hole 3;

The wire hole 3 is a circular hole with a regular shape, which is convenient for manufacturing and assembling, and also facilitates the alignment of the cover 5 and the box body 4 in the closed state.

Further, the box body 4 includes a rear wall 42 disposed opposite to the front side opening and a side wall 41 located between the rear wall 42 and the front side opening. The opening 43 is located at the rear end of the side wall 41, and the cover 5 has Cover 51, the rear end of the cover 51 is rotatably connected with the side wall 41, and the rear end and both sides of the cover 51 are provided with flanges 52;

The second avoidance area is formed on the flange 52; the first avoidance area is formed on the rear wall 42, and the flange 52 cooperates with the side wall 41 and the rear wall 42 of the box body 4 to achieve installation. The avoidance area is on a flat plane, and the through hole is enclosed.

Further, in the closed state, the flange 52 surrounds the outside of the box body 4, so that the arrangement is tightly wrapped and a better sealing protection effect is achieved.

In addition, the box body 1 also includes a flexible member movably installed between the wire and the wire-through hole 3 to achieve a sealed fit between the wire and the wire-through hole 3. The flexible member may be fireproof foam.

Further, an electric control element installation guide rail is provided in the inner cavity of the box body 1, and the guide rail extends in the front and rear direction, and the electric control element is inserted into the guide rail from front to back from the opening to realize the installation of the electric control element.

The detailed descriptions listed above are only specific descriptions of feasible implementations of the present invention. They are not intended to limit the scope of protection of the present invention. All equivalent implementations or changes made without departing from the technical spirit of the present invention shall be used. It is included in the protection scope of the present invention.

Claims

An electric control element protective cover, characterized in that it comprises a box body with a front side opening and a panel mated with the box body to open and close the front side opening, and the box body includes a box body and a A cover movably connected to the box body, the box body having an opening and a body edge surrounding the opening;

The box body has an open state and a closed state. In the open state, the cover exposes the opening; in the closed state, the cover is buckled at the opening and the The cover edge of the cover and the edge of the main body enclose a through-line hole.
The protective cover for an electronic control element according to claim 1, wherein the cover is rotatably connected with the box body to change the box body between the open state and the closed state.
The protective cover for an electric control element according to claim 2, wherein the box body and the cover are integrally connected by a flexible rotating wall.
The protective cover for electronic control components according to claim 1, wherein one of the box body and the cover is provided with a buckle, and the other is provided with a slot;

In the closed state, the buckle is buckled in the card slot, so that the box body and the cover are mated.
The protective cover of the electronic control element according to claim 1, wherein the protective cover further comprises a threaded locking member, and in the closed state, the threaded locking member is connected to the second part of the box body A fastening hole and a second fastening hole of the cover are used to lock the box body and the cover in the closed state.
The protective cover for an electronic control element according to claim 1, wherein the edge of the main body includes a first sealing area and a first avoiding area, and the cover edge of the cover includes a second sealing area and a second avoiding area;

In the closed state, the first sealing area and the second sealing area are in a sealed connection, and the first avoiding area and the second avoiding area enclose the through-line hole;

The wire hole is a circular hole.
The protective cover for electronic control components according to claim 6, wherein the box body includes a rear wall disposed opposite to the front side opening, and a side wall located between the rear wall and the front side opening. The opening is located at the rear end of the side wall, the cover has a cover body, the rear end of the cover body is rotatably connected with the side wall, and the rear end and both sides of the cover body are provided Have flanging

The second avoidance area is formed on the flange; the first avoidance area is formed on the rear wall.
7. The protective cover for an electronic control element according to claim 7, wherein in the closed state, the flange surrounds the outside of the box body.
The protective cover for an electric control element according to claim 1, wherein an electric control element mounting rail is provided in the inner cavity of the box, and the rail extends in a front-to-rear direction.
A refrigerator, characterized by comprising the electric control element protective cover of claim 1 and an electric control element installed in the inner cavity of the electric control element protective cover.