CN218349003U - Lid, main control board box and refrigerator - Google Patents

Abstract

The application relates to the technical field of household appliances and discloses a cover body. The lid is suitable for the movable cover to locate the opening part of box body, the lid includes: a cover body; the turned edge is arranged at the outer edge of the cover body and extends along the circumferential direction of the cover body, the turned edge is positioned below the cover body, and the turned edge extends towards the inner side of the cover body. The outer fringe of lid body is equipped with the turn-up for the user is when taking or installing the lid, and the turn-up can increase the area of contact of the edge of lid and user's hand, avoids the user by the fish tail. The application also discloses a main control board box and a refrigerator.

Description

Lid, main control board box and refrigerator

Technical Field

The application relates to the technical field of household appliances, for example to a lid, main control board box and refrigerator.

Background

At present, a refrigerator is provided with a main control board box, the main control board box is used for placing a main control board, and the main control board is connected with other components of the refrigerator through a power cord or a cable.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

the lid structure of current main control board box is very easily scratched the hand for having the sharp-pointed edge of burr when taking, and the sharp easy fish tail main control board box cable in edge and power cord.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides a cover body, a main control board box and a refrigerator, so as to prevent a cover body from scratching hands or scratching power lines.

The embodiment of the present disclosure provides a lid, be suitable for the movable cover to locate the opening part of box body, the lid includes: a cover body; the turned edge is arranged at the outer edge of the cover body and extends along the circumferential direction of the cover body, the turned edge is positioned below the cover body, and the turned edge extends towards the inner side of the cover body.

In some alternative embodiments, the crimping comprises: one end of the straight edge is positioned at the edge of the cover body and extends downwards along the vertical direction; and one end of the round edge is connected with the other end of the straight edge and extends towards the inner side of the cover body, and the round edge is arc-shaped and is a major arc.

In some alternative embodiments, the radius of the arc has a dimension in the range of 1.2mm to 2.0mm.

In some alternative embodiments, the cartridge body comprises a connection fitting; the lid further includes: the connecting part is arranged on the cover body and is suitable for being connected with the connecting matching part so as to connect the cover body and the box body.

In some optional embodiments, the lower wall surface portion of the cover body is recessed upwards to form an avoiding groove, and the avoiding groove is used for separating the cover body from the box body.

The embodiment of the present disclosure further provides a main control board box, the main control board box includes: a cover as described in any of the above embodiments; the box body limits the containing space with an opening, and the cover body movable cover is arranged at the opening.

In some optional embodiments, the upper surface of the box body is provided with a groove, and when the cover body is covered on the opening, the curled edge is positioned in the groove.

In some optional embodiments, the box body includes a connection matching portion, and when the cover body is covered on the opening, the connection matching portion is matched with the connection portion.

In some optional embodiments, the box body is further configured with an outlet; the main control board box further comprises: the wire harness clamping groove is arranged at the wire outlet, and a plurality of sub-wire outlets are formed in the wire harness clamping groove, so that the wire harness in the box body extends out of the box body through the plurality of sub-wire outlets.

In some optional embodiments, the harness slot is detachably connected to the box body.

An embodiment of the present disclosure further provides a refrigerator including the main control board box as described in any of the above embodiments.

The cover body, the main control board box and the refrigerator provided by the embodiment of the disclosure can realize the following technical effects:

the outer fringe of lid body is equipped with the turn-up for the user is when taking or installation lid, and the turn-up can increase the area of contact of the edge of lid and user's hand, avoids the user to be scratched. And when the lid contacted with the power cord, the edge of lid was no longer sharp, also can avoid the lid to cut bad power cord.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated in the accompanying drawings, which correspond to the accompanying drawings and not in a limiting sense, in which elements having the same reference numeral designations represent like elements, and in which:

fig. 1 is a schematic structural diagram of a main control board box provided in an embodiment of the present disclosure;

fig. 2 is a schematic view structure diagram of a cover according to an embodiment of the disclosure;

fig. 3 is a partial structural view from another perspective of a cover according to an embodiment of the disclosure;

fig. 4 is an exploded schematic view of a main control board box provided by an embodiment of the present disclosure;

FIG. 5 is a schematic structural diagram of a cassette provided in an embodiment of the present disclosure;

fig. 6 is a schematic view of a matching structure of a box body and a wire harness slot provided in the embodiment of the present disclosure;

fig. 7 is a partial structural schematic diagram of the matching of a main control board box and a box provided by the embodiment of the disclosure.

Reference numerals are as follows:

10. a cover body; 101. a cover body; 102. curling; 1021. a straight edge; 1022. round edges; 103. a connecting portion; 1031. a first screw hole; 1032. a first buckle; 104. an avoidance groove; 20. a box body; 201. an opening; 2011. an accommodating space; 202. a groove; 203. a connection fitting portion; 2031. a second screw hole; 2032. a first card slot; 204. an outlet; 205. a second buckle; 206. a wire outlet groove; 207. a connecting edge; 208. a notch; 30. a harness slot; 301. a sub-outlet; 302. a second card slot; 40. a box body.

Detailed Description

So that the manner in which the features and advantages of the embodiments of the present disclosure can be understood in detail, a more particular description of the embodiments of the disclosure, briefly summarized above, may be had by reference to the appended drawings, which are included to illustrate, but are not intended to limit the embodiments of the disclosure. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

The terms "first," "second," and the like in the description and claims of the embodiments of the disclosure and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

In the embodiments of the present disclosure, terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the disclosed embodiments and their examples and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the embodiments of the present disclosure may be understood as specific cases by those of ordinary skill in the art.

In addition, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. Specific meanings of the above terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art according to specific situations.

The term "plurality" means two or more unless otherwise specified.

The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. E.g., a and/or B, represents: a or B, or A and B.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

As shown in fig. 1 to 7, the main control board box according to the embodiment of the present disclosure includes a box body 20 and a cover body 10, where the box body 20 defines an accommodating space 2011 having an opening 201, and the cover body 10 is movably covered at the opening 201. In this embodiment, the receiving space 2011 is used for placing a main control board, a wire harness, and the like.

As shown in fig. 2 to 3, an embodiment of the present disclosure further provides a lid 10, where the lid 10 includes a lid body 101 and a bead 102, the bead 102 is disposed on an outer edge of the lid body 101, and the bead 102 extends along a circumferential direction of the lid body 101. The bead 102 is located below the lid body 101, and the bead 102 extends toward the inside of the lid body 101.

In this embodiment, the outer edge of the lid 10 is provided with a curled edge 102, and the curled edge 102 can increase the contact area between the lid 10 and the hand of the user, so that the lid 10 is no longer sharp. This can prevent the cover 10 from scratching a user or scratching the power cord. The bead 102 is located below the cap body 101 and extends inward, so that the bead 102 does not occupy an extra space outside the cap body 10 and does not increase the size of the cap body 10.

It should be noted that: the cover 10 includes but is not limited to a main control board box, and may also be applied to other devices that are provided with the cover 10, as long as the embodiment that can avoid the user from being scratched when the cover 10 is opened by providing the rolled edge 102 of the present application belongs to the alternative embodiments of the present application.

Alternatively, the beads 102 may be annularly arranged around the circumferential direction of the lid body 101, or the number of the beads 102 is plural, and the plurality of beads 102 are sequentially arranged at intervals along the circumferential direction of the lid body 101.

Alternatively, as shown in fig. 3, the curling edge 102 includes a straight edge 1021 and a round edge 1022, and one end of the straight edge 1021 is located at the edge of the cover body 101 and extends downward in the vertical direction. One end of the circular edge 1022 is connected to the other end of the straight edge 1021 and extends toward the inner side of the cover body 101, the circular edge 1022 is arc-shaped, and the arc-shaped is a major arc, wherein the circular edge 1022 is suitable for contacting with a user when the user takes the cover body 10.

In this embodiment, the straight edge 1021 and the rounded edge 1022 cooperate to form the rolled edge 102. The straight edge 1021 allows the bead 102 to be curled a distance down relative to the lid 10, thus providing the rounded edge 1022 with sufficient height to bend. The rounded edge 1022 is arc-shaped and is a major arc, so that the length of the rounded edge 1022 is longer. As shown in fig. 3, the other end of the circular edge 1022 is close to the lower surface of the cover body 101 and extends toward the straight edge 1021, which is equivalent to "hiding" the other end of the curled edge 102. Thus, when the user takes the lid body 10, the hand does not contact the other end of the curl 102, and the hand can be prevented from being scratched.

It should be noted that: the arc may also be semicircular, that is, the arc corresponds to an angle of 180 degrees.

Optionally, the other end of straight edge 1021 is tangent to circular edge 1022, such that the other end of circular edge 1022 can extend as far toward straight edge 1021 as possible to reduce the likelihood of a user coming into contact with the other end of circular edge 1022.

Optionally, the radius of the arc has a size in the range of 1.2mm to 2.0mm.

In this embodiment, when the radius of arc was less than 1.2mm, the arc was too little, can not fully contact with user's hand, and the effect of avoiding the fish tail is not showing significantly. When the radius of the arc is greater than 2mm, the arc cannot form a major arc because the straight edge 1021 is limited in length.

Alternatively, the radius of the arc may be 1.2mm, 1.4mm, 1.6mm, 1.8mm, 2.0mm, etc. in size.

Alternatively, as shown in fig. 4, the case 20 includes a connection fitting portion 203. The cover 10 further comprises a connecting portion 103, the connecting portion 103 is disposed on the cover body 101, and the connecting portion 103 is adapted to be connected with the connecting fitting portion 203 to connect the cover 10 and the box 20.

In this embodiment, the connecting portion 103 and the connection matching portion 203 are used to connect the cover 10 and the box 20, so that the cover 10 can be stably covered on the box 20.

Alternatively, the connecting portion 103 includes a first screw hole 1031, the connection matching portion 203 includes a second screw hole 2031, the first screw hole 1031 corresponds to the second screw hole 2031, and a screw passes through the first screw hole 1031 and the second screw hole 2031 to connect the case 20 and the cover 10.

Optionally, the number of the first screw holes 1031 is multiple, and the multiple first screw holes 1031 are sequentially arranged at intervals along the circumferential direction of the cover 10, wherein the number of the second screw holes 2031 is the same as the number of the first screw holes 1031, and the first screw holes 1031 correspond to each other one by one.

In the embodiment, the connection mode of the screw and the screw hole is simple in structure, easy to realize and low in cost.

Optionally, the connecting portion 103 includes a first buckle 1032, the connection mating portion 203 includes a first clamping groove 2032, and when the connecting portion 103 is connected to the connection mating portion 203, the first buckle 1032 is located in the first clamping groove 2032.

In this embodiment, the connection between the box 20 and the cover 10 can be realized by the way of engaging the first fastener 1032 with the first engaging groove 2032, and the screws can be reduced, so as to improve the convenience of connection and detachment.

Optionally, the first buckle 1032 is disposed at one side of the cover body 101, and the first buckle 1032 can rotate in the first engaging groove 2032, so that the cover 10 rotates relative to the box 20.

In this embodiment, when the cover 10 needs to be separated from the box 20, the other side of the cover body 101 is firstly separated from the box 20, and then rotates around the first buckle 1032 on one side of the cover body 101, so as to open the box 20, and the box 20 and the cover 10 are not separated at first, and then the first buckle 1032 is separated from the first engaging groove 2032, so as to separate the cover 10 and the box 20. This facilitates the attachment and detachment of the case 20 to and from the cover 10.

In addition, through the arrangement of the first buckle 1032 and the first slot 2032, one side of the cover body 101 may not be connected by screws, which can save the number of screws and the workload for installing and detaching the cover body 10

Optionally, the number of the first buckles 1032 is multiple, the multiple first buckles 1032 are arranged at intervals along one side of the cover body 101, and the number of the first slots 2032 is the same as the number of the first buckles 1032 and corresponds to one another.

In this embodiment, the arrangement of the first buckles 1032 and the first locking grooves 2032 makes the connection between the box body 20 and the cover 10 more stable.

Alternatively, the first buckle 1032 divides one bead 102 into a plurality of sub beads, that is, the first buckle 1032 and the sub beads are sequentially disposed at intervals along the length direction of one side of the cover body 101.

In this embodiment, the bead 102 is not disposed at the position where the first buckle 1032 is disposed, so that the interference between the first buckle 1032 and the bead 102 can be avoided.

Optionally, the lower wall surface portion of the cover body 101 is recessed upward to form an avoiding groove 104, and the avoiding groove 104 is used for separating the cover 10 and the box 20.

In this embodiment, the avoiding groove 104 can facilitate the application of force to the cover 10, and further separate the cover 10 from the case 20.

Optionally, the bypass groove 104 and the upper surface of the box body 20 together enclose a wire outlet notch 208. The outlet notch 208 facilitates the wire harness to extend out of the box 20, and facilitates the application of force to the cover 10 to separate the cover 10 from the box 20.

Optionally, the upper surface of the box body 20 is recessed downward to form an outlet groove 206, and the outlet groove 206 and the avoiding groove 104 together enclose to form an outlet notch 208. This can increase the sectional area of the outlet notch 208 to increase the amount of the wire harness outlet.

Optionally, the material of the cover 10 is a sheet metal material to ensure the material strength of the cover 10.

Alternatively, the manufacturing process of the lid 10 is stretching, blanking, flanging, and rolling, compared to the manufacturing process of the lid 10 without the bead 102: stretching, drop punching, flanging and leveling, the flanging and the leveling are combined in the rolling process of the processing process of the cover body 10 in the embodiment of the disclosure, and the processes are not increased, so that the processing complexity and the processing cost of the cover body 10 in the application are not increased.

Taking the cover body 10 with the size of 432mm × 376mm as an example, when the existing cover body 10 is processed, a draw bead is needed during stretching, and the blanking size is as follows: 485mm 445mm; the cover 10 of the embodiment of the present disclosure does not need a draw bead after being stretched after being curled 102, and the blanking size is: 463mm × 407mm.

Therefore, as can be seen from the above, after the bead 102 is added to the cap body 10 of the embodiment of the present disclosure, the blank size is reduced by 22mm and 18mm compared to the cap plate of the related art, and therefore, the production cost of the cap body 10 can be reduced.

The embodiment of the present disclosure further provides a main control board box, which includes the cover 10 according to any one of the above embodiments.

The main control board box provided in the embodiment of the present disclosure includes the cover 10 in any one of the embodiments, so that the main control board box has the beneficial effects of the cover 10 in any one of the embodiments, and details are not repeated herein.

Alternatively, as shown in fig. 4 and 5, the upper surface of the box 20 is formed with a groove 202, and when the cover 10 is disposed at the opening 201, the bead 102 is located in the groove 202.

In this embodiment, the curled edge 102 can prevent the cover 10 from scratching hands, the groove 202 of the box body 20 is used for matching with the curled edge 102, and the bottom of the curled edge 102 is flat, so that the curled edge 102 can be well clamped in the groove 202, and the assembling and fitting effects of the main control board box are good.

Optionally, the lower end surface of the bead 102 abuts the upper surface of the recess 202, which enables the bead 102 to better conform to the recess 202. Specifically, the lower end surface of the rounded edge 1022 abuts the upper surface of the groove 202.

Optionally, the groove 202 extends along the circumference of the box 20 and matches the bead 102 to make the connection of the cover 10 and the box 20 more snug and stable in the circumference.

Optionally, the box 20 includes a box 20 body and a connecting edge 207, the box 20 body defines the accommodating space 2011, and the connecting edge 207 is located outside the box 20 body and extends along the circumferential direction of the box 20 body. Wherein, the groove 202 is arranged on the upper surface of the connecting edge 207.

In this embodiment, the groove 202 is located on the upper surface of the connecting edge 207, so that the space in the accommodating space 2011 is not occupied, and the connection between the cover 10 and the box 20 can be ensured.

Optionally, the box 20 includes a connection matching portion 203, the connection matching portion 203 matches with the connection portion 103, and when the connection portion 103 matches with the connection matching portion 203, the connection between the box 20 and the cover 10 can be achieved.

Optionally, the connection matching portion 203 includes a second screw hole 2031, the second screw hole 2031 is located in the groove 202, an inner groove wall of the groove 202 protrudes inward to form an avoiding space, and the second screw hole 2031 is located in the avoiding space.

In this embodiment, the arrangement of the avoiding space does not occupy the space in the groove 202, so as to ensure that the curled edge 102 of the cover 10 can be located in the groove 202, and further achieve the connection between the first screw hole 1031 and the second screw hole 2031.

Optionally, the case 20 is opened with a notch 208, and when the cover 10 is covered on the opening 201, the cover 10 can be directly forced through the notch 208 to open the cover 10.

Optionally, the notch 208 is used to provide ground reinforcement iron.

In this embodiment, the cover 10 can be conveniently detached and taken through the two positions of the wire outlet notch and the notch 208, and the cover 10 does not need to be detached by an additional structure.

Optionally, as shown in fig. 1 and 6, the box body 20 is also configured with an outlet 204; the main control board box further comprises a wiring harness clamping groove 30, which is arranged at the outlet 204, and the wiring harness clamping groove 30 is configured with a plurality of sub-outlets 301, so that the wiring harness in the box body 20 extends out of the box body 20 through the plurality of sub-outlets 301.

In this embodiment, the harness slot 30 is used for arranging and summarizing the harnesses of the box body 20, and the harnesses extend out of the box body 20 through the plurality of sub-outlet ports 301, so that the harnesses of the box body 20 can be orderly and prevented from being wound, and the harnesses are prevented from rubbing against the box body 20, thereby improving the reliability and safety of the harnesses.

Optionally, the harness slot 30 is removably connected to the housing 20.

In this embodiment, the harness clamping groove 30 is detachably connected to the box body 20, so that the harness clamping groove 30 can be conveniently detached and installed. In practical application, a user can set different types of wire harness clamping grooves 30 according to requirements, and the wire outgoing of the box body 20 is more orderly due to the arrangement of the clamping grooves, which belong to the optional embodiments of the application.

Optionally, the harness slot 30 is snap-fit to the case 20.

In this embodiment, pencil draw-in groove 30 passes through the buckle with box body 20 and realizes being connected, and the installation and the dismantlement of pencil draw-in groove 30 of being convenient for need not additionally to set up installation component such as screw, labour saving and time saving.

Optionally, the harness slot 30 is provided with a second slot 302, the box body 20 is provided with a second buckle 205, and when the box body 20 is connected to the harness slot 30, the second buckle 205 is located in the second slot 302.

The second card slot 302 is located at the bottom of the harness card slot 30, and correspondingly, the second buckle 205 is located at the bottom of the box body 20, so that the connection between the second buckle 205 and the second card slot 302 is realized.

Optionally, the number of the second card slots 302 is multiple, the multiple second card slots 302 are sequentially arranged along the long single direction of the wiring harness card slot 30, and the number of the second fasteners 205 is the same as that of the second card slots 302 and corresponds to one another.

In this embodiment, the arrangement of the plurality of second hooks 205 and second slots 302 increases the connection stability between the harness slots 30 and the box body 20.

Optionally, the wire harness slot 30 is further configured with a wire guiding plate, the wire guiding plate is located at the at least one sub-outlet 301, the wire guiding plate is provided with a plurality of stoppers, a wire guiding groove is formed between adjacent stoppers, and the wire guiding groove is used for guiding the wire harness, so that the wire harness is more tidy.

Alternatively, the sizes or shapes of the sub-outlets 301 may be different, and the sub-outlets 301 with different sizes or shapes may correspond to different functional harnesses, so as to avoid errors when different harnesses are installed.

Optionally, the box body 20 is square, the cover body 10 is matched with the box body 20, and the cover body 10 is also square, so that the cover body 10 and the box body 20 can be tightly covered, and the space occupied by the main control board box is reduced.

The embodiment of the disclosure also provides a refrigerator, which comprises the main control board box of any one of the embodiments.

The refrigerator provided by the embodiment of the disclosure comprises the main control board box of any one of the embodiments, so that the refrigerator has the beneficial effects of the main control board box of any one of the embodiments, and the details are not repeated here.

Alternatively, as shown in fig. 7, the refrigerator includes a cabinet 40, and the main control board box is provided on a top wall of the cabinet 40.

The roof of refrigerator is equipped with the through-hole, and the main control board box is located the through-hole department, and the upper surface looks butt of the lower wall of the connection limit 207 of box body 20 and roof, can realize being connected of main control board box and refrigerator like this.

The harness clamping groove 30 is located below the top wall, so that a harness extending out of the harness clamping groove 30 is connected with a plurality of components of the refrigerator.

Optionally, the main control board box may also be disposed on the rear wall of the box body 40, and the user may set the position of the main control board box according to the requirement. In some optional embodiments, the main control board box may be embedded in a sunken structure in the foam layer of the refrigerator body 40, which may ensure the smoothness of the outer surface of the refrigerator body 40, and is convenient for a user to place articles without occupying too much space. In other embodiments, the main control board box is disposed on the outer surface of the refrigerator body 40 to prevent the main control board box from being mounted on the foaming layer, thereby preventing the condensation phenomenon.

The above description and the drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and illustrated in the drawings, and various modifications and changes can be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. The utility model provides a lid, is suitable for the opening part that the box body was located to the removable cover, its characterized in that, the lid includes:

a cover body;

the turned edge is arranged at the outer edge of the cover body and extends along the circumferential direction of the cover body, the turned edge is positioned below the cover body, and the turned edge extends towards the inner side of the cover body.

2. The cover of claim 1 wherein said bead comprises:

one end of the straight edge is positioned at the edge of the cover body and extends downwards along the vertical direction;

and one end of the round edge is connected with the other end of the straight edge and extends towards the inner side of the cover body, and the round edge is arc-shaped and is a major arc.

3. The cover according to claim 2,

the size range of the radius of the arc is 1.2mm-2.0mm.

4. Cover according to any one of claims 1 to 3,

the box body comprises a connecting matching part;

the lid further includes:

the connecting part is arranged on the cover body and is suitable for being connected with the connecting matching part so as to connect the cover body and the box body; and/or the presence of a gas in the gas,

the lower wall surface part of the cover body is upwards sunken to form an avoiding groove, and the avoiding groove is used for separating the cover body from the box body.

5. A master control board box, comprising:

the cover of any one of claims 1 to 4;

the box body limits the containing space with an opening, and the cover body movable cover is arranged at the opening.

6. The main control board box of claim 5,

the upper surface of the box body is provided with a groove, and when the cover body covers the opening, the turned edge is positioned in the groove.

7. The master control board cassette of claim 5,

the box body comprises a connection matching part, and when the cover body is arranged at the opening, the connection matching part is matched with the connecting part.

8. Main control board box according to claim 6 or 7,

the box body is also provided with an outlet;

the main control board box further comprises:

the wire harness clamping groove is arranged at the wire outlet, and a plurality of sub-wire outlets are formed in the wire harness clamping groove, so that the wire harness in the box body extends out of the box body through the plurality of sub-wire outlets.

9. The master control board cassette of claim 8,

the wiring harness clamping groove is detachably connected with the box body.

10. A refrigerator comprising the main control board box as claimed in any one of claims 5 to 9.

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