CN212133001U - A kind of refrigerator - Google Patents

Abstract

The utility model discloses a refrigerator. The refrigerator comprises a refrigerator body, a compressor, a control panel and a mounting structure. The mounting structure includes: a sealing cavity for installing a control panel; a plurality of plastic fixing pieces which enclose an accommodating groove and accommodate the sealing cavity, and a plurality of plastic positioning pins are led out from the accommodating groove; the heat insulation layer is wrapped outside the containing groove to seal the sealed cavity. The plastic positioning pin extends out of the heat insulation layer to fix the sealed cavity. The return pipe of the compressor penetrates through the plastic fixing piece from the heat insulation layer, enters the sealed cavity through one side of the sealed cavity and then penetrates out of the opposite side in the sealed cavity. Compared with the traditional refrigerator: the refrigerator moves the control panel from the top of the refrigerator to the compressor chamber at the bottom of the refrigerator, so that the line cost is reduced; cooling the control panel by using cold air in a return pipe on the compression cabin; the cooled control panel and the compressor cabin are completely and independently opened; can prevent the condensation phenomenon caused by the cold condensation of the pipe wall of the return pipe.

Description

A kind of refrigerator

Technical Field

The utility model relates to a refrigerator in household electrical appliances field.

Background

A refrigerator is an appliance that maintains a low temperature by keeping food or other items in a constant low temperature cold state to avoid spoilage. The ancient refrigerator is internally coated with tin, a small hole is formed in the bottom of the refrigerator, one of the two cover plates is fixed on the opening of the refrigerator, and the other cover plate is a movable plate in which an ice block is placed to keep the temperature in the refrigerator low. The modern refrigerator has compressor, ice maker, freezing cabinet or box, and refrigerator with refrigerating unit.

The compressor is mounted within a compressor compartment of the refrigerator, typically located at the bottom of the refrigerator. Although the space in the compressor chamber is enough for placing the control panel of the refrigerator, the control panel cannot be installed in the compressor chamber due to the high temperature in the compressor chamber, otherwise the control panel is easy to age at high temperature, and the refrigerator cannot normally run. The control panel is typically mounted on the top of the refrigerator. The mounting of the control panel on the top of the refrigerator means that it is necessary to pull wires to the compressor located in the compressor compartment at the bottom of the refrigerator in order to control the compressor. The control circuits between the control board and the compressor cannot adopt common circuits, have strict national standard requirements, and therefore, the cost is higher than that of the common circuits, and the cost required for the long distance from the top to the bottom of the refrigerator is also higher than that of the common circuits.

SUMMERY OF THE UTILITY MODEL

For solving current refrigerator because of the control panel is located the refrigerator top, and lead to the control panel and be located the technical problem of the control scheme overlength between the compressor of refrigerator bottom, the utility model provides a refrigerator.

The utility model discloses a following technical scheme realizes: a kind of refrigerator; it includes: the bottom of the box body is provided with a compressor cabin; a compressor mounted within the compressor compartment; a control board designed with a control system for controlling the compressor; and a mounting structure disposed within the compressor compartment;

the mounting structure includes: the control panel is arranged in the sealed cavity; the sealing cavity is positioned in the accommodating groove, and a plurality of plastic positioning pins are led out from the accommodating groove; the heat insulation layer is wrapped outside the containing groove to seal the sealed cavity, and the plastic positioning pin extends out of the heat insulation layer to fix the sealed cavity;

the return pipe of the compressor penetrates through the plastic fixing piece from the heat insulation layer, enters the sealed cavity through one side of the sealed cavity, and then penetrates out of the opposite side in the sealed cavity, and the refrigerant in the return pipe cools the control panel in the sealed cavity.

As a further improvement of the scheme, the sealing cavity is fixed within the range of 0-5cm away from the compressor through the plastic positioning foot.

As a further improvement of the above solution, the seal chamber is fixed to the pipeline where the return pipe is led out from the compressor by the plastic positioning pin.

As a further improvement of the above aspect, the mounting structure further includes: and the metal fixing frame is used for winding the return pipe wire penetrating into the sealed cavity.

Further, one side of the metal fixing frame is in a zigzag shape, and the return pipe goes in a winding way in the zigzag shape.

Still further, the metal fixing frame is parallel to the control board, and the sawtooth shape is located on one side of the metal fixing frame, which is back to the control board.

Preferably, the control plate is perpendicular to the bottom surface of the refrigerator, and the return pipe extends to the top of the metal fixing frame and then turns in the zigzag shape.

As a further improvement of the scheme, each control circuit between the control plate and the compressor is connected by penetrating through the side wall of the sealed cavity body with the plastic fixing piece.

As a further improvement of the above scheme, the plastic fixing piece is a PC plastic fixing piece.

As a further improvement of the scheme, the heat insulation layer is a polyurethane heat insulation plate.

The utility model discloses a refrigerator compares with traditional refrigerator:

1. moving the control panel from the top of the refrigerator to a compressor compartment at the bottom of the refrigerator;

2. cooling the control panel by using cold air in a return pipe on the compression cabin;

3. the cooled control panel and the compressor cabin are completely and independently separated through the mounting structure;

4. the condensation phenomenon caused by the cold condensation of the pipe wall of the return pipe can be prevented through the mounting structure;

5. because each control circuit between the control panel and the compressor is greatly shortened, the cost of the refrigerator is greatly reduced, and at least 25 yuan can be saved in one refrigerator;

6. the return pipe penetrating into the sealed cavity is designed into a circuitous structure, so that the flow velocity of the refrigerant inside is reduced, heat is better absorbed, and sufficient heat exchange is carried out.

Drawings

Fig. 1 is a perspective view of a refrigerator according to embodiment 1 of the present invention;

fig. 2 is a schematic view of the structure of the compressor compartment in the bottom of the refrigerator of fig. 1.

Fig. 3 is a schematic structural view of a compressor compartment at the bottom of a refrigerator according to embodiment 2 of the present invention.

Description of the symbols:

1 case 2 compressor cabin

3 control panel 4 mounting structure

41 sealed cavity 42 heat insulation layer

43 plastic fixing piece 5 return pipe

44 plastic positioning pin 45 metal fixing frame

6 thermally conductive insulating layer 451 zigzag

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

Referring to fig. 1 and 2, the refrigerator of the present embodiment includes a box 1, a compressor (not shown), a control board 3, and a mounting structure 4.

The control panel 3 is provided with various electronic devices, which are mainly used to form a control system for controlling the operation of the refrigerator, such as controlling the operation of the compressor.

The bottom of the box body 1 is provided with a compressor cabin 2, and the compressor, the control panel 3 and the mounting structure 4 are all arranged in the compressor cabin 2. The temperature inside the compressor compartment 2 is relatively high due to the operation of the compressor, often above 50 ℃, exceeding the ambient temperature requirements of the various electronics on the control board 3.

The utility model discloses a design mounting structure 4 to can make control panel 3 install in compressor compartment 2, and then change traditional overall arrangement mode, traditional overall arrangement: the control panel 3 is installed on the top of the cabinet 1. The mounting structure 4 includes a sealed cavity 41, a heat insulation layer 42, a plastic fixture 43, a metal fixture 44, and a metal fixture 45.

The shape and size of the sealed cavity 41 can be adjusted according to the shape and size of the control panel 3, and the requirement of material is low, so long as the wiring is easy. The control panel 3 is installed in the sealed cavity 41, and the installation mode is not particularly limited as long as the control panel 3 can be accommodated, and the installation mode can be bonding, clamping, screw connection and the like.

The plurality of plastic fasteners 43 define a receiving slot, the sealing cavity 41 is located in the receiving slot, and a plurality of plastic positioning pins 44 are led out from the receiving slot. The heat insulation layer 42 is wrapped outside the containing groove to seal the sealed cavity 41 inside, and the plastic positioning leg 44 extends out of the heat insulation layer 42 to fix the sealed cavity 41. Therefore, the heat insulation layer 42 is wrapped outside the sealed cavity 41, that is, the whole sealed cavity 41 is wrapped, and the gas in the sealed cavity 41 is isolated from the gas in the external compressor compartment 2. And insulating layer 42 has played good thermal-insulated effect, and insulating layer 42 can adopt the polyurethane heated board, and the shape of seal chamber 41 is assembled into to the polyurethane heated board, encloses seal chamber 41 in.

The return pipe 5 of the compressor penetrates through the plastic fixing piece 43 from the heat insulation layer 42, enters the sealed cavity 41 through one side of the sealed cavity 41, and then penetrates out from the opposite side in the sealed cavity 41, and the refrigerant in the return pipe 5 cools the control plate 3 in the sealed cavity 41. The plastic fixing member 43 and the plastic positioning leg 44 can be both PC plastic fixing members, and the plastic fixing member 43 and the plastic positioning leg 44 can be an integrally formed structure.

The plastic retaining foot 44, when fixed, may be fixed within a distance of 0-5cm from the compressor, for example on the line where the return pipe 5 leads from the compressor.

In order to increase the heat exchange area, the return pipe passing through the sealed cavity 41 may have a circuitous structure, which is realized by the metal fixing frame 45 in this embodiment. The side of the metal holder 45 is formed as a sawtooth 451, in which sawtooth 451 the return tube 5 runs in a meandering manner, the metal holder 45 preferably being parallel to the control plate 3, said sawtooth 451 being located on the side of the metal holder 45 facing away from the control plate 3. The return pipe 5 penetrating into the sealed cavity 41 is designed to have a circuitous structure, so that the flow velocity of the refrigerant inside is reduced, heat is better absorbed, and sufficient heat exchange is performed. The control plate 3 is perpendicular to the bottom surface of the refrigerator as much as possible, the return pipe 5 extends to the top of the metal fixing frame 45 and then turns in a zigzag manner, and the best matching of heat exchange and quick pull-out is achieved.

The various control circuits (not shown) between the control panel 3 and the compressor are connected as far as possible by means of a side wall with plastic fasteners 43 penetrating the hermetic chamber 41. This can prevent the sealability of the sealed housing 41 from being broken.

The utility model discloses utilize the inside air conditioning of back flow 5 to design mounting structure 4, through 4 installation control panels 3 of mounting structure, solve the high temperature problem in the unable adaptation compressor cabin of control panel 3 to shorten each control scheme between control panel 3 and the compressor, reduce cost.

The mounting structure 4 can also prevent the pipe wall of the return pipe 5 from being frozen and condensing, and can utilize the residual cold of the return pipe 5 to cool the control panel 3, and the thermal insulation layer 42 plays a good thermal blocking role, so that a good low-temperature environment is kept in the seal cavity 41, and the control panel 3 can be operated well. The utility model provides a technical problem that traditional control panel can't install in the compressor, simultaneously because each control scheme between control panel 3 and the compressor shortens greatly, therefore the cost greatly reduced of refrigerator. One refrigerator can save at least 25 yuan.

Example 2

Referring to fig. 3, the difference between this embodiment and embodiment 1 is that a heat conducting insulating layer 6, such as a high heat conducting insulating layer made of high heat conducting insulating composite powder, is disposed on the side of the control board 3 facing the return pipe 5. The high-thermal-conductivity insulating composite powder is mainly prepared by combining multiple kinds of ultra-high-thermal-conductivity fillers such as nano silicon magnesium nitride, nano silicon carbide, nano aluminum nitride, nano boron nitride, high-sphericity aluminum oxide, nano silicon nitride (with a regular orientation structure) and the like, and particles with different particle diameters are used according to the particle diameter and the form of each material, the surface is easy to wet, the doping fraction and the self thermal conductivity are different, so that the maximum stacking degree is formed among the fillers, a thermal conductive network in the system is formed to the maximum extent to achieve effective thermal conduction, and a high-thermal-conductivity system is obtained.

On the basis of the heat-conducting insulating layer 6, the return pipe 5 can be attached to the main heating electronic device on the control panel 3, so that good heat exchange is achieved, and the normal working performance of the control panel 3 is not affected. The heat conductive insulating layer 6 may be disposed on the control board 3 by spraying, and the heat conductive insulating layer 6 is formed by spraying on the control board 3.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A kind of refrigerator; it includes:

the bottom of the box body is provided with a compressor cabin;

a compressor mounted within the compressor compartment; and

a control board designed with a control system for controlling the compressor;

it is characterized in that a mounting structure is arranged in the compressor cabin, and the mounting structure comprises:

the control panel is arranged in the sealed cavity;

the sealing cavity is positioned in the accommodating groove, and a plurality of plastic positioning pins are led out from the accommodating groove; and

the heat insulation layer is wrapped outside the containing groove to seal the sealed cavity inside, and the plastic positioning pin extends out of the heat insulation layer to fix the sealed cavity;

the return pipe of the compressor penetrates through the plastic fixing piece from the heat insulation layer, enters the sealed cavity through one side of the sealed cavity, and then penetrates out of the opposite side in the sealed cavity, and the refrigerant in the return pipe cools the control panel in the sealed cavity.

2. The refrigerator as claimed in claim 1, wherein the sealed chamber is fixed within a range of 0-5cm from the compressor by the plastic positioning leg.

3. The refrigerator as claimed in claim 1, wherein the sealed chamber is fixed to a pipe where the return pipe is led out from the compressor by the plastic fixing leg.

4. The refrigerator of claim 1, wherein the mounting structure further comprises:

and the metal fixing frame is used for winding the return pipe wire penetrating into the sealed cavity.

5. The refrigerator as claimed in claim 4, wherein one side of the metal holder is formed in a zigzag shape in which the return pipe is wound to go.

6. The refrigerator as claimed in claim 5, wherein the metal holder is parallel to the control board, and the serration is located on a side of the metal holder facing away from the control board.

7. The refrigerator as claimed in claim 6, wherein the control plate is perpendicular to the bottom surface of the refrigerator, and the return pipe extends to the top of the metal holder and then turns in the zigzag shape.

8. The refrigerator as claimed in claim 1, wherein each control circuit between the control board and the compressor is connected by penetrating a sidewall of the hermetic chamber having the plastic fixture.

9. The refrigerator of claim 1 wherein said plastic mount is a PC plastic mount.

10. The refrigerator of claim 1, wherein the insulation layer is a polyurethane insulation board.

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