CN212132999U - A kind of refrigerator - Google Patents

Abstract

The utility model discloses a refrigerator. The refrigerator 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; a mounting structure disposed within the compressor compartment. The mounting structure includes: a sealed cavity provided with a control panel; the heat insulation layer is wrapped outside the sealed cavity; the plastic fixing piece is used for fixing the sealing cavity body wrapped with the heat insulation layer. The return pipe of the compressor penetrates into the sealing cavity from the plastic fixing piece and then penetrates out of the plastic fixing piece from the sealing cavity, and the refrigerant in the return pipe cools the control panel in the sealing 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 heat insulation layer is wrapped outside the sealed cavity; the plastic fixing piece is used for fixing the sealed cavity wrapped with the heat insulation layer;

the backflow pipe of the compressor penetrates into the sealed cavity from the plastic fixing piece and then penetrates out of the sealed cavity, and the refrigerant in the backflow pipe cools the control panel in the sealed cavity.

As a further improvement of the scheme, the sealed cavity wrapped with the heat insulation layer is fixed within the range of 0-5cm away from the compressor through the plastic fixing piece.

As a further improvement of the scheme, the two pipelines of the return pipe outside the plastic fixing piece are designed into a positioning platform, and the sealing cavity wrapped with the heat insulation layer is fixed on the positioning platform through the plastic fixing piece.

As a further improvement of the scheme, the sealed cavity wrapped by the heat insulation layer is fixed on a pipeline at the position where the return pipe is led out of the compressor through the plastic fixing piece.

As a further improvement of the scheme, the return pipe wire penetrating into the sealed cavity is of a circuitous structure.

As a further improvement of the scheme, the return pipe wire penetrating into the sealed cavity is of a spiral structure, and turns to the vortex of the spiral structure at the top, and extends out of the sealed cavity from the vortex.

Further, the spiral extending direction of the spiral structure is parallel to the control plate, and the control plate is perpendicular to the plastic fixing piece.

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 that penetrates in the seal chamber is spiral structure through designing into earlier, makes inside refrigerant velocity of flow slow down, and better absorbed heat carries out abundant heat exchange, then turns to at the top extremely spiral structure's swirl department, and follow the swirl department extends out the seal chamber, can make the refrigerant flow away fast after accomplishing the mission like this, because the temperature is too low in the cavity, can cause unnecessary energy consumption extravagant.

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

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, and a plastic fixing member 43.

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 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 plastic fixing member 43 is used for fixing the sealed cavity 41 wrapped with the heat insulation layer 42. The return pipe 5 of the compressor penetrates into the sealed cavity 41 from the plastic fixing piece 43 and then penetrates out of the plastic fixing piece 43 from the sealed cavity 41, and the refrigerant in the return pipe 5 cools the control plate 3 in the sealed cavity 41, so that the sealing performance of the sealed cavity 41 can be prevented from being damaged. The plastic mount 43 may be a PC plastic mount.

When the plastic fixing piece 43 is fixed, it can be fixed within 0-5cm from the compressor, for example, on the pipeline where the return pipe 5 is led out from the compressor; the two pipelines of the return pipe 5 outside the plastic fixing member 43 can also be designed as a positioning platform, and the sealing cavity 41 wrapped with the thermal insulation layer 42 is fixed on the positioning platform through the plastic fixing member 43.

In order to increase the heat exchange area, the return pipe passing through the sealing cavity 41 may have a circuitous structure or a spiral structure, in this embodiment, the return pipe passing through the sealing cavity 41 has a spiral structure, and turns to the vortex of the spiral structure at the top, and extends out of the sealing cavity 41 from the vortex. The return pipe 5 penetrating into the sealed cavity 41 is designed into a spiral structure firstly, so that the flow velocity of the refrigerant inside is reduced, heat is absorbed better, and sufficient heat exchange is carried out, and then the return pipe is turned to the vortex position of the spiral structure at the top and extends out of the sealed cavity 41 from the vortex position, so that the refrigerant can flow away quickly after the service is finished, and unnecessary energy consumption waste can be caused if the temperature in the cavity 41 is too low. And the spiral extending direction of spiral structure is on a parallel with control panel 3 as far as, can play fine cooling effect like this, control panel 3 perpendicular to as far as plastic fixing piece 43 reaches the best collocation of heat exchange and fast move back to the scene.

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 heat insulation layer is wrapped outside the sealed cavity; and

the plastic fixing piece is used for fixing the sealed cavity wrapped with the heat insulation layer;

the backflow pipe of the compressor penetrates into the sealed cavity from the plastic fixing piece and then penetrates out of the sealed cavity, and the refrigerant in the backflow pipe cools the control panel in the sealed cavity.

2. The refrigerator as claimed in claim 1, wherein the hermetic chamber in which the insulation layer is wrapped is fixed within a range of 0-5cm from the compressor by the plastic fixing member.

3. The refrigerator as claimed in claim 1, wherein the two pipes of the return pipe outside the plastic fixing member are designed as a positioning platform, and the sealed cavity wrapped with the thermal insulation layer is fixed on the positioning platform through the plastic fixing member.

4. The refrigerator as claimed in claim 1, wherein the sealed chamber in which the thermal insulating layer is wrapped is fixed to a pipe where the return pipe is led out from the compressor by the plastic fixing member.

5. The refrigerator as claimed in claim 1, wherein the return pipe passing into the sealed cavity has a circuitous structure.

6. The refrigerator of claim 1 wherein a return conduit passing into the sealed chamber is in a spiral configuration and turns at the top to a vortex of the spiral configuration and extends from the vortex out of the sealed chamber.

7. The refrigerator as claimed in claim 6, wherein the spiral extending direction of the spiral structure is parallel to the control plate, and the control plate is perpendicular to the plastic fixing member.

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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