CN210486227U

CN210486227U - Split refrigerator

Info

Publication number: CN210486227U
Application number: CN201921411947.6U
Authority: CN
Inventors: 崔培培; 刘全义; 段洪娇
Original assignee: Changhong Meiling Co Ltd
Current assignee: Changhong Meiling Co Ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-05-08
Anticipated expiration: 2029-08-28

Abstract

The utility model discloses a split type refrigerator relates to split type refrigerator technical field. The utility model comprises a refrigeration box body, a temperature changing box body and a semiconductor box body from bottom to top in sequence; the refrigeration box body, the temperature changing box body and the semiconductor box body are all provided with a main air inlet duct and a main air return duct; the upper end and the lower end of the temperature changing box body are respectively communicated and connected with the refrigerating box body and the semiconductor box body through connecting parts. The utility model discloses a set up refrigeration box, alternating temperature box and semiconductor box from bottom to top, the refrigeration box is located the bottom and passes through evaporimeter and forced air cooling circulation for each box refrigeration, and semiconductor box is located the semiconductor cold junction that the top passes through the semiconductor module and refrigerates for the semiconductor box simultaneously, can alleviate a plurality of boxes and add up the back, the problem that cold volume can't satisfy the demand in the long superiors' box in wind channel.

Description

Split refrigerator

Technical Field

The utility model belongs to the technical field of split type refrigerator, especially, relate to a split type refrigerator.

Background

Along with the improvement of living standard of people, the requirements of users on individuation requirements of refrigerators, preservation, classified storage, multifunction and the like are increasingly shown, the modularized refrigerator can well meet the requirements of users on free matching and combination, partial requirements of the users are met to a certain extent, and the modularized refrigerator gradually becomes a development trend in the field of household appliances.

In the prior art, patent CN109556342A discloses a combined refrigerator and a control method thereof, in which a compressor refrigeration module and a function module are designed, and the two modules are connected by air duct sealing and electrical components to realize refrigeration of each module. The design of the patent can meet the requirements of different modules and different temperature areas of a user for random combination and use, but the design can not completely meet the requirements of the user on different food classified storage (dry and wet separated storage) and the portable use requirement of the refrigerator module, and simultaneously, because the air supply distance of the uppermost layer module is longer in the design mode, the models are combined and sealed, the whole combined heat load is larger, and the cold quantity of the uppermost layer module is insufficient.

The utility model provides a split type refrigerator, through setting up refrigeration box, alternating temperature box and semiconductor box from bottom to top, refrigeration box is located the bottom and circulates through evaporimeter and forced air cooling and refrigerates for each box, and semiconductor box is located the top and refrigerates for each box through the semiconductor cold junction of semiconductor module simultaneously, can alleviate a plurality of boxes after adding up, the problem that the long superiors of wind channel box internal cold volume can't meet the demand; meanwhile, each box body can be independently refrigerated, and the use is convenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a split type refrigerator, through setting up refrigeration box, alternating temperature box and semiconductor box from bottom to top, the refrigeration box is located the bottom and circulates through evaporimeter and forced air cooling and refrigerate for each box, and semiconductor box is located the semiconductor cold junction that semiconductor module was passed through at the top simultaneously and refrigerates for each box, can alleviate a plurality of boxes and add up the back, and the problem that cold volume can't satisfy the demand in the long superiors box in wind channel.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a split type refrigerator, which comprises a refrigeration box body, a temperature changing box body and a semiconductor box body from bottom to top in sequence; the refrigeration box body, the temperature changing box body and the semiconductor box body are all provided with a main air inlet duct and a main air return duct; the upper end and the lower end of the temperature changing box body are respectively communicated and connected with the refrigerating box body and the semiconductor box body through connecting parts;

a compressor, a condenser and a condensing fan are arranged in a compressor cavity at the bottom of the refrigeration box body; a first in-box air duct is arranged at the rear side in the refrigeration box body; an evaporator is arranged in an evaporator cavity between the first box inner air channel and the rear wall of the refrigeration box body; the upper part of the evaporator cavity is communicated with a main air inlet duct of the refrigeration box body; the lower part of the evaporator cavity is communicated with a main return air duct of the refrigeration box body;

a first electric air door is arranged in the first box inner air duct; a first electric fan corresponding to the first electric air door is further arranged on one side of the air channel in the first box; a plurality of first air outlets are formed in one side of the first in-box air duct; the rear side in the refrigeration box body is also provided with a first air return opening communicated with the bottom of the evaporator cavity;

a second in-box air duct is arranged at the rear side in the temperature changing box body; the air channel in the second box is communicated with the main air inlet channel of the temperature changing box body; a second electric air door is arranged on the air duct in the second box; a first compensation fan is further installed on the inner side of the first fan cover on the outer side of the air passage in the second box; one side of the first fan cover is provided with a plurality of second air outlets; a second air return inlet communicated with the main air return duct is formed in the inner wall of the rear side of the variable-temperature box body;

a semiconductor module is arranged at the top of the semiconductor box body; the semiconductor cold end of the semiconductor module is positioned in the semiconductor box body; the semiconductor hot end of the semiconductor module is positioned outside the semiconductor box body; a fin heat exchanger is arranged at the bottom of the cold end of the semiconductor; a third in-box air duct communicated with the main air inlet duct is formed in the rear side of the interior of the semiconductor box body; a third electric air door is arranged on the air duct in the third box; a second compensation fan is further installed on the inner side of a second fan cover on the outer side of the air passage in the third box; the second air hood is also provided with a plurality of third air outlets; a third air return inlet communicated with the main air return duct is formed in the inner wall of the rear side of the semiconductor box body; a humidity sensor is also arranged on the inner side wall of the semiconductor box body;

a main control panel of the refrigerator is also arranged on the side wall of the refrigeration box body; the refrigerator main control board is used for respectively controlling the starting and stopping of the compressor, the condensing fan, the first electric air door, the first electric fan, the second electric air door, the first compensating fan, the second compensating fan, the third electric air door and the semiconductor module; the main control board of the refrigerator is also used for receiving actual humidity information RHj monitored by the humidity sensor.

Preferably, the periphery of the surface of the inner lining of the refrigeration box body is embedded with condensation-proof pipes; the outlet end of the compressor is sequentially communicated with the condensation preventing pipe, the condenser and the evaporator.

Preferably, a heat radiation fan is further mounted on one side of the hot end of the semiconductor.

Preferably, a first temperature sensor is further mounted on the inner side wall of the refrigeration box body; a second temperature sensor is also arranged on the inner side wall of the temperature changing box body; a third temperature sensor is also arranged on the inner side wall of the semiconductor box body; the refrigerator main control board is also used for receiving first temperature information monitored by the first temperature sensor, second temperature information monitored by the second temperature sensor and third temperature information monitored by the third temperature sensor;

the refrigerator main control board is internally preset with a humidity threshold RHS, a refrigerating box body starting point Ton1, a variable temperature box body starting point Ton2 and a semiconductor box body starting point Ton 3.

Preferably, the connecting member comprises a T-shaped plate; fixing plates are respectively fixed at two ends of a transverse plate of the T-shaped plate; the fixing plate is symmetrical about the T-shaped plate; the vertical plate of the T-shaped plate is respectively provided with an air return connecting pipe and an air inlet connecting pipe which penetrate through the vertical plate;

two ends of the return air connecting pipe are respectively matched in the upper main air inlet duct and the lower main air inlet duct which are adjacent; two ends of the air inlet connecting pipe are respectively matched in the upper and lower adjacent column air return ducts; the side wall of the variable-temperature box body is connected with the side wall of the refrigeration box body through a fixing plate; the side wall of the variable temperature box body is connected with the side wall of the semiconductor box body through a fixing plate.

A split type refrigerator comprising the processes of:

s1: when the humidity threshold RHS is less than or equal to the actual humidity information RHj:

if the first temperature information is larger than the starting point Ton1 of the refrigeration box body; the refrigerator main control board controls the compressor, the condensing fan, the first electric air door and the first electric fan to be opened to refrigerate the interior of the refrigerating box body;

if the second temperature information is greater than the starting point Ton2 of the temperature-changing box body, the refrigerator main control board controls to open the compressor, the condensing fan, the second electric air door, the first electric fan and the first compensation fan to refrigerate the interior of the temperature-changing box body;

if the third temperature information is greater than the semiconductor box starting point Ton3, the refrigerator main control board controls to turn on the compressor, the condensing fan, the first electric fan, the second compensating fan, the third electric air door and the semiconductor module to refrigerate the interior of the semiconductor box;

s2: when the humidity threshold RHS > the actual humidity information RHj:

if the third temperature information is greater than the semiconductor box starting point Ton3, the refrigerator main control board controls to open the semiconductor module, the second compensation fan and the third electric air door to refrigerate the interior of the semiconductor box;

if the humidity threshold RHS + the floating humidity a is smaller than the actual humidity information RHj, go to S1;

wherein the floating humidity a: 10% -12%;

wherein; the humidity threshold RHS is divided into three steps: RHS is less than or equal to 30 percent, RHS is more than 30 percent and less than or equal to 75 percent, and RHS is more than 75 percent.

The utility model discloses an aspect has following beneficial effect:

1. the utility model discloses a set up refrigeration box, alternating temperature box and semiconductor box from bottom to top, the refrigeration box is located the bottom and passes through evaporimeter and forced air cooling circulation for each box refrigeration, and semiconductor box is located the semiconductor cold junction that the top passes through the semiconductor module and refrigerates for each box simultaneously, can alleviate a plurality of boxes and add up the back, the problem that cold volume can't satisfy the demand in the long superiors' box in wind channel.

1. The utility model discloses a still install humidity transducer at the semiconductor box inside wall, the actual humidity information RHj contrast humidity threshold value RHS of refrigerator main control board according to humidity transducer monitoring realizes the control to the indoor humidity of different rooms, and then satisfies the food classification storage of different humidity demands.

2. The utility model discloses a be located the semiconductor box at top and be located the evaporimeter of refrigeration bottom half and provide the refrigeration, can realize the independent refrigeration of each box, convenient to use through the regulation.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a split refrigerator according to the present invention;

FIG. 2 is a schematic structural view of a refrigeration case of the present invention;

FIG. 3 is a vertical sectional view of the refrigeration case of the present invention;

FIG. 4 is a bottom horizontal sectional view of the refrigeration case of the present invention;

fig. 5 is a schematic structural view of the medium temperature change box of the present invention;

FIG. 6 is a partial view of a vertical cross-section of the middle temperature varying box of the present invention;

FIG. 7 is a schematic view of the front view angle inside the middle temperature varying box body of the present invention;

FIG. 8 is a schematic structural view of the semiconductor case of the present invention;

FIG. 9 is a vertical sectional view of the semiconductor case of the present invention;

FIG. 10 is a partial view of a vertical cross-sectional view of a semiconductor case according to the present invention

FIG. 11 is a schematic view of the front view of the inside of the semiconductor case of the present invention;

fig. 12 is a schematic structural view of a connecting member in the utility model.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 "open hole", "upper", "middle", "length", "inner", etc. indicate positional or orientational relationships and are merely for convenience of description and simplicity of description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention relates to a split refrigerator, which comprises a refrigeration box 1, a temperature-changing box 2 and a semiconductor box 3 from bottom to top; the refrigeration box body 1, the variable temperature box body 2 and the semiconductor box body 3 are all provided with a main air inlet duct 4 and a main air return duct 5; the upper end and the lower end of the temperature changing box body 2 are respectively communicated and connected with the refrigerating box body 1 and the semiconductor box body 3 through connecting parts 6; the number of the temperature-changing box bodies 2 can be multiple, and when the number of the temperature-changing box bodies is multiple, any two temperature-changing box bodies 2 are connected and communicated through a connecting part 6; the refrigeration box body 1 and the semiconductor box body 3 are both provided with reserved independent electrical interfaces which are DC direct current power supply interfaces and can be independently used as a portable refrigerator;

a compressor 11, a condenser 12 and a condensing fan 13 are arranged in a compressor cavity at the bottom of the refrigeration box body 1; a first in-box air duct 14 is arranged at the rear side in the refrigeration box body 1; an evaporator 15 is arranged in an evaporator cavity between the first in-box air duct 14 and the rear wall of the refrigeration box body 1; the upper part of the evaporator cavity is communicated with a main air inlet duct 4 of the refrigeration box body 1; the lower part of the evaporator cavity is communicated with a main return air duct 5 of the refrigeration box body 1;

a first electric air door 143 is arranged in the first in-box air duct 14; a first electric fan 16 corresponding to the first electric air door 143 is arranged on one side of the first in-box air duct 14; one side of the first in-box air duct 14 is provided with a plurality of first air outlets 141; the rear side in the refrigeration box body 1 is also provided with a first air return port 142 communicated with the bottom of the evaporator cavity;

as shown in fig. 5-7, a second in-tank air duct 21 is disposed at the rear side inside the temperature changing box body 2; the second in-box air duct 21 is communicated with the main air inlet duct 4 of the temperature changing box body 2; a second electric air door 22 is arranged on the second box inner air duct 21; a first compensation fan 24 is also arranged on the inner side of the first fan cover 23 on the outer side of the second in-box air duct 21; one side of the first fan housing 23 is provided with a plurality of second air outlets 25; a second air return inlet 26 communicated with the main air return duct 5 is formed in the inner wall of the rear side of the variable temperature box body 2;

referring to fig. 8-11, a semiconductor module is mounted on the top of the semiconductor case 3; the semiconductor cold end 31 of the semiconductor module is positioned in the semiconductor box body 3; the semiconductor hot end 32 of the semiconductor module is positioned outside the semiconductor box body 3; the bottom of the semiconductor cold end 31 is provided with a fin heat exchanger 33; a third in-box air duct 34 communicated with the main air inlet duct 4 is arranged at the rear side in the semiconductor box body 3; a third electric air door 342 is arranged on the third in-box air duct 34; a second compensating fan 341 is further installed inside the second fan housing 35 outside the third in-box air duct 34; the second fan housing 35 is further provided with a plurality of third air outlets 351; a third air return inlet 352 communicated with the main air return duct 5 is formed in the inner wall of the rear side of the semiconductor box body 3; a humidity sensor 36 is also arranged on the inner side wall of the semiconductor box body 3;

a refrigerator main control board is also arranged on the side wall of the refrigeration box body 1; a refrigerator main control board for controlling the start and stop of the compressor 11, the condensing fan 13, the first electric damper 143, the first electric fan 16, the second electric damper 22, the first compensation fan 24, the second compensation fan 341, the third electric damper 342, and the semiconductor module, respectively; the main control board of the refrigerator is also used for receiving the actual humidity information RHj monitored by the humidity sensor 36.

Wherein, the periphery of the lining surface of the refrigeration box body 1 is embedded with an anti-condensation pipe 17; the outlet end of the compressor 11 is communicated with a condensation preventing pipe 17, a condenser 12 and an evaporator 15 in sequence.

Wherein, a heat radiation fan is also arranged on one side of the semiconductor hot end 32.

Wherein, the inner side wall of the refrigeration box body 1 is also provided with a first temperature sensor 18; a second temperature sensor 27 is also arranged on the inner side wall of the variable temperature box body 2; a third temperature sensor 37 is also arranged on the inner side wall of the semiconductor box body 3; the refrigerator main control board is further used for receiving first temperature information monitored by the first temperature sensor 18, second temperature information monitored by the second temperature sensor 27 and third temperature information monitored by the third temperature sensor 37;

Referring to fig. 12, the connecting member 6 includes a T-shaped plate 61; fixing plates 62 are respectively fixed at two ends of a transverse plate of the T-shaped plate 61; the fixing plate 62 is symmetrical with respect to the T-shaped plate 61; the vertical plate of the T-shaped plate 61 is respectively provided with an air return connecting pipe 63 and an air inlet connecting pipe 64 which penetrate through the vertical plate;

two ends of the return air connecting pipe 63 are respectively matched in the upper main air inlet duct 4 and the lower main air inlet duct 4 which are adjacent; the two ends of the air inlet connecting pipe 64 are respectively matched in the upper and lower two adjacent column return air ducts 5; the side wall of the temperature changing box body 2 is connected with the side wall of the refrigeration box body 1 through a fixing plate 62; the side wall of the temperature changing box body 2 is connected with the side wall of the semiconductor box body 3 through a fixing plate 62.

A split type refrigerator comprising the processes of:

if the first temperature information is larger than the starting point Ton1 of the refrigeration box body; the refrigerator main control board controls the compressor 11, the condensing fan 13, the first electric air door 143 and the first electric fan 16 to be opened to refrigerate the interior of the refrigerating box body 1;

if the second temperature information is greater than the temperature-variable box starting point Ton2, the refrigerator main control board controls to turn on the compressor 11, the condensing fan 13, the second electric air door 22, the first electric fan 16 and the first compensation fan 24 to refrigerate the inside of the temperature-variable box 2;

if the third temperature information is greater than the semiconductor box starting point Ton3, the refrigerator main control board controls to turn on the compressor 11, the condensing fan 13, the first electric fan 16, the second compensating fan 341, the third electric air door 342 and the semiconductor module to refrigerate the interior of the semiconductor box 3;

s2: when the humidity threshold RHS > the actual humidity information RHj:

if the third temperature information is greater than the semiconductor box starting point Ton3, the refrigerator main control board controls to open the semiconductor module, the second compensation fan 341 and the third electric air door 342 to refrigerate the interior of the semiconductor box 3;

wherein, the floating humidity a: 10% -12%;

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A split type refrigerator is characterized by comprising a refrigeration box body (1), a temperature changing box body (2) and a semiconductor box body (3) from bottom to top in sequence; the refrigeration box body (1), the variable temperature box body (2) and the semiconductor box body (3) are all provided with a main air inlet duct (4) and a main air return duct (5); the upper end and the lower end of the temperature changing box body (2) are respectively communicated and connected with the refrigerating box body (1) and the semiconductor box body (3) through connecting parts (6);

a compressor (11), a condenser (12) and a condensing fan (13) are arranged in a compressor cavity at the bottom of the refrigeration box body (1); a first in-box air duct (14) is arranged at the rear side in the refrigeration box body (1); an evaporator (15) is arranged in an evaporator cavity between the first in-box air duct (14) and the rear wall of the refrigeration box body (1); the upper part of the evaporator cavity is communicated with a main air inlet duct (4) of the refrigeration box body (1); the lower part of the evaporator cavity is communicated with a main return air duct (5) of the refrigeration box body (1);

a first electric air door (143) is arranged in the first box inner air duct (14); a first electric fan (16) corresponding to the first electric air door (143) is further arranged on one side of the first in-box air duct (14); one side of the first box inner air duct (14) is provided with a plurality of first air outlets (141); a first air return opening (142) communicated with the bottom of the evaporator cavity is formed in the rear side of the interior of the refrigeration box body (1);

a second in-box air duct (21) is arranged at the rear side in the temperature changing box body (2); the second in-box air duct (21) is communicated with the main air inlet duct (4) of the temperature changing box body (2); a second electric air door (22) is arranged on the second box inner air duct (21); a first compensation fan (24) is further mounted on the inner side of the first fan cover (23) on the outer side of the second in-box air duct (21); one side of the first fan cover (23) is provided with a plurality of second air outlets (25); a second air return inlet (26) communicated with the main air return duct (5) is formed in the inner wall of the rear side of the variable temperature box body (2);

a semiconductor module is arranged at the top of the semiconductor box body (3); the semiconductor cold end (31) of the semiconductor module is positioned in the semiconductor box body (3); the semiconductor hot end (32) of the semiconductor module is positioned outside the semiconductor box body (3); a fin heat exchanger (33) is arranged at the bottom of the semiconductor cold end (31); a third in-box air duct (34) communicated with the main air inlet duct (4) is arranged at the rear side in the semiconductor box body (3); a third electric air door (342) is arranged on the third box inner air duct (34); a second compensating fan (341) is also installed on the inner side of a second fan cover (35) on the outer side of the third in-box air duct (34); the second fan cover (35) is also provided with a plurality of third air outlets (351); a third air return inlet (352) communicated with the main air return duct (5) is formed in the inner wall of the rear side of the semiconductor box body (3); a humidity sensor (36) is also arranged on the inner side wall of the semiconductor box body (3);

a refrigerator main control board is further installed on the side wall of the refrigeration box body (1); the refrigerator main control board is used for respectively controlling the starting and stopping of the compressor (11), the condensing fan (13), the first electric air door (143), the first electric fan (16), the second electric air door (22), the first compensating fan (24), the second compensating fan (341), the third electric air door (342) and the semiconductor module; the main control board of the refrigerator is also used for receiving actual humidity information RHj monitored by a humidity sensor (36).

2. The split refrigerator according to claim 1, wherein the periphery of the inner lining surface of the refrigeration box body (1) is embedded with a condensation preventing pipe (17); the outlet end of the compressor (11) is sequentially communicated with an anti-condensation pipe (17), a condenser (12) and an evaporator (15).

3. The split refrigerator according to claim 1, wherein a heat radiating fan is further installed on one side of the semiconductor hot end (32).

4. A split refrigerator according to claim 1, wherein the inner side wall of the refrigerator body (1) is further provided with a first temperature sensor (18); a second temperature sensor (27) is also arranged on the inner side wall of the temperature changing box body (2); a third temperature sensor (37) is also arranged on the inner side wall of the semiconductor box body (3); the refrigerator main control board is also used for receiving first temperature information monitored by a first temperature sensor (18), second temperature information monitored by a second temperature sensor (27) and third temperature information monitored by a third temperature sensor (37);

5. A split refrigerator according to claim 1, wherein said connection member (6) comprises a T-shaped plate (61); fixing plates (62) are respectively fixed at two ends of a transverse plate of the T-shaped plate (61); the fixing plate (62) is symmetrical about the T-shaped plate (61); the vertical plates of the T-shaped plates (61) are respectively provided with an air return connecting pipe (63) and an air inlet connecting pipe (64) which penetrate through the vertical plates;

two ends of the return air connecting pipe (63) are respectively matched in the upper main air inlet duct and the lower main air inlet duct (4) which are adjacent; two ends of the air inlet connecting pipe (64) are respectively matched in the upper and lower two adjacent column air return ducts (5); the side wall of the temperature changing box body (2) is connected with the side wall of the refrigerating box body (1) through a fixing plate (62); the side wall of the temperature changing box body (2) is connected with the side wall of the semiconductor box body (3) through a fixing plate (62).