CN205002473U - Refrigerator - Google Patents

Abstract

The utility model provides a refrigerator, which comprises a box body formed by several side walls, a door body, and adjacent first and second refrigeration compartments formed by the box body and the door body, which are arranged in the A partition between the first refrigerating compartment and the second refrigerating compartment and an evaporator arranged on a side wall perpendicular to the partition. The evaporator is arranged in an S shape and includes a plurality of parallel first straight pipe sections and a plurality of first connecting pipes respectively configured to connect every two adjacent first straight pipe sections; each of the first straight pipe sections The pipe sections all intersect with the partition so that part of the first straight pipe section is located on the side wall of the first refrigerated compartment, and another part of the first straight pipe section is located on the side wall of the second refrigerated compartment. The first refrigerated compartment and the second refrigerated compartment share an evaporator, and the refrigerant in the evaporator cools the first refrigerated compartment and the second refrigerated compartment, thereby reducing the temperature difference between the two refrigerated compartments , so that their temperature is uniform, reducing the production cost of the refrigerator.

Description

refrigerator

technical field

The utility model relates to the technical field of refrigerators, in particular to a refrigerator in which a plurality of refrigeration compartments share one evaporator.

Background technique

At present, the general refrigeration method of direct cooling refrigerators is to install the evaporator inside or outside the refrigeration compartment, and the cooling capacity generated by the evaporator directly cools the refrigeration compartment. Generally, each refrigerating compartment has an evaporator to refrigerate it to reach the set temperature of each refrigerating compartment. Therefore, the temperature of any two refrigerating compartments has a certain deviation.

With the improvement of people's living standards, the refrigerators in households are generally three-door or four-door refrigerators at present. Such a refrigerator needs to be equipped with three or four evaporators, which greatly increases the manufacturing cost of the refrigerator and reduces the production efficiency of the refrigerator.

No. CN201463433U Chinese patent discloses a scheme in which the main and auxiliary refrigerating rooms share a refrigerating evaporator, and the area ratio of the evaporators arranged in the two refrigerating rooms is adjusted according to the volume ratio of the main and auxiliary refrigerating rooms so that the main and auxiliary refrigerating rooms The effect of uniform temperature. The whole manufacturing cost of the refrigerator is saved and the effect of energy saving is achieved.

But only by changing the area ratio of the evaporators arranged in the two refrigerating chambers, the temperature uniformity of the main and auxiliary refrigerating chambers cannot be achieved. Because the refrigerant exchanges heat with the refrigerating compartment while flowing in the refrigerating evaporator, the temperature gradually rises. Therefore, if the refrigerant cools the main refrigerator first and then cools the auxiliary refrigerator, the temperature of the refrigerant rises after the refrigerant cools the main refrigerator, which will cause the temperature of the auxiliary refrigerator to be higher than that of the main refrigerator. The temperature of the refrigerator, the temperature of the main and auxiliary refrigerators will have a certain deviation, which will affect the freshness of food.

In view of this, it is necessary to improve existing refrigerators to solve the above problems.

Utility model content

The purpose of the utility model is to provide a refrigerator in which multiple refrigeration compartments share one evaporator.

In order to achieve the purpose of the above-mentioned utility model, the utility model adopts the following technical solution: a refrigerator, including a box body formed by several side walls, a door body, and an adjacent first refrigerating compartment formed by the box body and the door body and a second refrigerated compartment, the refrigerator further includes a partition arranged between the first refrigerated compartment and the second refrigerated compartment and an evaporator arranged on a side wall perpendicular to the partition; The evaporator is arranged in an S shape, and the evaporator includes a plurality of parallel first straight pipe sections and a plurality of first connecting pipes respectively configured to connect every two adjacent first straight pipe sections; each of the The first straight pipe sections intersect with the partition so that part of the first straight pipe section is located on the side wall of the first refrigerated compartment, and another part of the first straight pipe section is located on the side wall of the second refrigerated compartment. superior.

As a further improved technical solution of the present invention, the distance between every two adjacent first straight pipe sections is equal.

As a further improved technical solution of the utility model, the ratio of the area of the evaporator on the side wall of the first refrigerating compartment to the area of the side wall of the second refrigerating compartment is the same as that between the first refrigerating compartment and the second refrigerating compartment. The volume ratio of the two refrigeration compartments is the same.

As a further improved technical solution of the present invention, when the volume of the first refrigerated compartment is the same as that of the second refrigerated compartment, each of the first straight pipe sections is respectively located in the first refrigerated compartment and the second refrigerated compartment. The lengths of the parts are the same; and the lengths of the first connecting pipes respectively connected to the two ends of the first straight pipe section are the same.

As a further improved technical solution of the present invention, when the volume of the first refrigerating compartment is larger than the volume of the second refrigerating compartment, each of the first straight pipe sections is respectively located in the first refrigerating compartment and the second refrigerating compartment. The parts of the chambers have the same length, and the length of the first connecting pipe connected to the end of the first straight pipe section located in the first refrigerating compartment is longer than the first connecting pipe connected to the end of the first straight pipe section located in the second refrigerating compartment length.

As a further improved technical solution of the utility model, the first connecting pipe connected to the first straight pipe section located at one end of the first refrigeration compartment is arranged in an S shape, and the first connecting pipe includes a At least two second straight pipe sections and second connecting pipes respectively configured to connect every two adjacent second straight pipe sections or adjacent first straight pipe sections and second straight pipe sections.

As a further improved technical solution of the utility model, the distance between the adjacent first straight pipe section and the second straight pipe section is equal to the distance between two adjacent second straight pipe sections.

As a further improved technical solution of the utility model, the distance from the second connecting pipe on the side close to the partition to the partition is equal to the distance from the second connecting pipe on the side away from the partition to the side wall opposite to the partition .

As a further improved technical solution of the present invention, the length of each of the first straight pipe sections on the side wall of the first refrigerating compartment is greater than the length of the first straight pipe section on the side wall of the second refrigerating compartment; The lengths of the first connecting pipes at both ends of the first straight pipe section are the same.

As a further improved technical solution of the present invention, the evaporator includes an inlet for the refrigerant to flow into the evaporator and an outlet for the refrigerant to flow out of the evaporator, and every two adjacent first adjacent to the inlet The distance between straight pipe sections is greater than the distance between every two adjacent first straight pipe sections near the outlet.

The beneficial effect of the utility model is that: the utility model arranges a partition between the first refrigeration compartment and the second refrigeration compartment of the refrigerator, and arranges a common evaporator on the side wall perpendicular to the partition The evaporator saves the overall manufacturing cost of the refrigerator and improves work efficiency; the evaporator is arranged in an S shape, and the evaporator includes a plurality of first straight pipe sections parallel to each other and respectively configured to connect every two adjacent first straight pipe sections. A plurality of first connecting pipes of a straight pipe section; each of the first straight pipe sections intersects with the partition so that part of the first straight pipe section is located on the side wall of the first refrigeration compartment, and the other part The first straight pipe section is located on the side wall of the second refrigeration compartment. Make the refrigerant in the evaporator cross to cool the first refrigerating compartment and the second refrigerating compartment, reduce the temperature difference between the first refrigerating compartment and the second refrigerating compartment, and make the first refrigerating compartment and the second refrigerating compartment The temperature of the second refrigeration compartment is relatively uniform.

Description of drawings

Fig. 1 is a structural schematic diagram of a refrigerator of the present invention without a door body.

Fig. 2 is a schematic diagram of the structure of the refrigerating chamber of the refrigerator of the present invention.

Fig. 3 is a schematic diagram of the structure of the refrigerator in the first embodiment of the refrigerator of the present invention.

Fig. 4 is a schematic diagram of the structure of the refrigerating chamber of the third embodiment of the refrigerator of the present invention.

detailed description

The utility model will be described in detail below in conjunction with various implementations shown in the accompanying drawings. Please refer to FIG. 1 to FIG. 4 , which are preferred implementations of the utility model.

Please refer to Figures 1 to 4, the utility model provides a refrigerator 100, the refrigerator 100 includes a box 1 composed of a number of side walls 11, a door (not shown), the box 1 and the door A plurality of refrigerated compartments 2 formed around and an evaporator 3 providing cooling capacity for the plurality of refrigerated compartments 2 are formed.

The plurality of refrigerating compartments 2 include the first refrigerating chamber 21 and the second refrigerating chamber 22 arranged adjacently on the left and right on the upper part of the refrigerator 100 and the first freezing chamber 23 and the second refrigerating chamber arranged adjacently on the left and right on the bottom of the refrigerator 100 The second freezer compartment 24.

The box body 1 is provided with a first freezer interior bladder 231 and a second freezer interior bladder 241 respectively forming a first freezer compartment 23 and a second freezer compartment 24 with the door body and a door body. The refrigerator inner liner 4 forming the first refrigerator room 21 and the second refrigerator room 22 is surrounded. In this embodiment, a partition 5 is provided inside the refrigerating chamber 4, and the partition 5 divides the refrigerating chamber 4 into a first refrigerating chamber 211 and a second refrigerating chamber adjacent to the left and right. Liner 221. The first refrigerating chamber 211 is surrounded by the partition 5 and the door to form the first refrigerating room 21; the second refrigerating chamber 221 is surrounded by the partition 5 and the door to form the second refrigerating chamber 22. . In another embodiment, the refrigerated inner liner 4 includes a first refrigerated inner liner 211 and a second refrigerated inner liner 211 and a second refrigerated inner liner respectively surrounding the door body to form the first refrigerated room 21 and the second refrigerated room 22. 221, the partition plate 5 is fixed between the first refrigerating chamber 211 and the second refrigerating chamber 221 which are independently arranged.

Specifically, a fixing groove (not shown) for fixing the partition plate 5 is provided on the inner wall 41 of the inner container 4 of the refrigerator. In this embodiment, the partition 5 has a plastic shell 51, and the partition 5 is fixed in the fixing groove and sealedly connected with the fixing groove, so that the first refrigerating chamber 21 and the second refrigerating chamber There will be no air circulation between the chambers 22, so as to avoid the phenomenon of cross-odour. The partition board 5 is filled with foam material to increase the thermal insulation effect of the first refrigerating chamber 21 and the second refrigerating chamber 22 .

The evaporator 3 includes a refrigerating room evaporator 31 that provides cooling capacity to the first refrigerating room 21 and the second refrigerating room 22, and a first freezing room evaporator (not shown) that provides cooling capacity to the first freezing room 23. Shown) and a second freezer evaporator (not shown) that provides cold energy to the second freezer 24 . The refrigerating chamber evaporator 31 is arranged in series with the first freezing chamber evaporator and the second freezing chamber evaporator. The first refrigerating room 21 and the second refrigerating room 22 share a refrigerating room evaporator 31 so that the temperature of the first refrigerating room 21 and the second refrigerating room 22 are consistent, while reducing the overall manufacturing cost of the refrigerator and improving production efficiency. efficiency.

The refrigerating room evaporator 31 is arranged on the outer wall 42 of the refrigerating room liner 4 perpendicular to the partition 5, so that part of the refrigerating room evaporator 31 is located on the outer wall of the first refrigerating room 21. 212 , another part of the refrigerating evaporator 31 is located on the outer wall 222 of the second refrigerating chamber 22 . In this embodiment, the refrigerating room evaporator 31 is arranged on the outer wall 42 at the rear of the refrigerating room liner 4 . Of course, the refrigerating room evaporator 31 can also be arranged on the outer wall 42 of the other refrigerating room liner 4 perpendicular to the partition plate 5, such as the outer liner on the top of the refrigerating room liner 4 Wall 42 and the outer wall 42 at the bottom of the inner liner 4 of the refrigerator.

Specifically, the refrigerating evaporator 31 is arranged in an S-shape, and the refrigerating evaporator 31 includes a plurality of first straight pipe sections 311 parallel to each other and a pair of pipes respectively configured to connect every two adjacent first straight pipe sections 311 . A plurality of first connecting pipes 312 . The flow direction of the refrigerant in the refrigerating evaporator 31 is opposite in every two adjacent first straight pipe sections 311 . The refrigerating room evaporator 31 further includes an inlet 313 for refrigerant to flow into the refrigerating room evaporator 31 and an outlet 314 for the refrigerant to flow out of the refrigerating room evaporator 31 . The parallel mentioned in the utility model is not absolutely parallel, every two adjacent first straight pipe sections 311 can also be connected at a certain angle through the first connecting pipe 312 .

In this embodiment, the distance between every two adjacent first straight pipe sections 311 is the same, so that the refrigerating evaporator 31 is evenly distributed on the outer wall 42 at the rear of the refrigerating chamber 4 , so that cooling capacity can be evenly provided to the first refrigerating chamber 21 and the second refrigerating chamber 22 . Certainly, since the refrigerant exchanges heat with the refrigeration compartment during the circulation of the refrigerant in the refrigerating evaporator 31, the temperature of the refrigerant increases gradually, so in order to make the first refrigerating chamber 21 and the second refrigerating chamber The temperature in each compartment of the chamber 22 is relatively uniform, and the distance between every two adjacent first straight pipe sections 311 near the inlet 313 is greater than that between every two adjacent first straight pipe sections near the outlet 314 distance.

Each first straight pipe section 311 of the refrigerating evaporator 31 intersects with the partition plate 5 so that part of the first straight pipe section 311 is located on the outer wall 212 of the first refrigerating chamber 21, and the other part of the first straight pipe section 311 The first straight pipe section 311 is located on the outer wall 222 of the second refrigerator compartment 22 . In this way, the refrigerant flowing through each of the first straight pipe sections 311 can provide cold energy to the first refrigerating chamber 21 and the second refrigerating chamber 22 . Therefore, the refrigerant in one of the first straight pipe sections 311 first refrigerates the first refrigerating room 21 and then refrigerates the second refrigerating room 22, and the cooling capacity supplied to the first refrigerating room 21 is greater than that of the second refrigerating room 22. and the refrigerant in the first straight pipe section 311 adjacent to the first straight pipe section 311 first gives the second refrigerated room 22 refrigeration and then gives the first refrigerated room 21 refrigeration, then the cooling capacity supplied to the first refrigerated room 21 is less than The cooling capacity of the second refrigerator compartment 22. In this way, the first refrigerating room 21 and the second refrigerating room 22 are repeatedly cooled, so that the temperatures of the first refrigerating room 21 and the second refrigerating room 22 are basically the same.

Specifically, the ratio of the area of the refrigerating evaporator 31 located on the outer wall 212 of the first refrigerating room 21 to the area on the outer wall 222 of the second refrigerating room 22 is the same as that of the first refrigerating room 21 and the second refrigerating room. The volume ratios of the chambers 22 are the same to reduce the temperature difference between the first refrigerating chamber 21 and the second refrigerating chamber 22 .

In the first embodiment of the present utility model, the volume of the first refrigerating room 21 is the same as that of the second refrigerating room 22, and each of the first straight pipe sections 311 is respectively located on the outer wall 212 of the first refrigerating room 21. The length is the same as the length on the outer wall 222 of the second refrigerating compartment 22; The area of the refrigerating evaporator 31 located on the outer wall 212 of the first refrigerating room 21 is the same as the area on the outer wall 222 of the second refrigerating room 22 .

In the second embodiment of the present utility model, the volume of the first refrigerating room 21 is larger than the volume of the second refrigerating room 22, and each of the first straight pipe sections 311 is located on the outer wall 212 of the first refrigerating room 21 The length above is greater than the length of the first straight pipe section 311 located on the outer wall 222 of the second refrigerating chamber 22; By increasing the length of the first straight pipe section 311 on the outer wall 212 of the first refrigerating room 21, the area of the refrigerating evaporator 31 on the outer wall 212 of the first refrigerating room 21 is increased, so that the second The temperature in the first refrigerating room 21 and the second refrigerating room 22 are substantially the same.

This embodiment is the same as the first embodiment except for the above differences in other structures, so other structures will not be repeated here.

As shown in Figure 3, which is the third embodiment of the present utility model, when the volume of the first refrigerating room 21 is greater than that of the second refrigerating room 22, each of the first straight pipe sections 311 is respectively located in the first refrigerating room 21, the length on the outer wall 212 of the first straight pipe section 311 is the same as the length on the outer wall 222 of the second cold room 22; The length of the first connecting pipe 312 at one end on the gall wall 212 is greater than the length of the first connecting pipe 312 connected to the end of the first straight pipe section 311 on the outer gall wall 222 of the second refrigerating chamber 22 . By increasing the length of the first connecting pipe 312 on the outer wall 212 of the first refrigerating room 21, the area of the refrigerating evaporator 31 on the outer wall 212 of the first refrigerating room 21 is increased, so that the second The temperatures in the compartments of the first refrigerating room 21 and the second refrigerating room 22 are substantially the same.

Specifically, the first connecting pipe 312 located on the outer wall 212 of the first refrigerating chamber 21 is arranged in an S shape, and the first connecting pipe 312 includes at least two second straight pipe sections 311 parallel to the first straight pipe section. The pipe section 3121 and the second connecting pipe 3122 are respectively configured to connect every two adjacent second straight pipe sections 3121 or adjacent first straight pipe sections 311 and second straight pipe sections 3121 .

In order to make the refrigerant in the first connecting pipe 312 on the outer wall 212 of the first refrigerating room 21 evenly refrigerate the first refrigerating room 21, adjacent to the first straight pipe section 311 and the second The distance between the straight pipe sections 3121 is equal to the distance between every two adjacent second straight pipe sections 3121 .

Furthermore, in order to make the temperature distribution in the first refrigerating room 21 more uniform, the first connecting pipe 312 can be arranged in the middle of the outer wall 212 of the first refrigerating room 21, that is, close to the partition The distance between the second connecting pipe 3122 on one side of the plate 5 and the second connecting pipe 3122 on the side away from the partition 5 from the partition 5 is equal to the distance from the outer wall 212 opposite to the partition 5 .

The structure of the third embodiment is the same as that of the first embodiment except for the above differences, so other structures will not be repeated here.

In summary, the utility model divides the refrigerating chamber 4 into the first refrigerating chamber 211 and the second refrigerating chamber 221 by setting a partition 5 in the refrigerating chamber 4 of the refrigerator 100. A common refrigeration evaporator 31 is arranged on the outer wall 42 perpendicular to the partition 5, which saves the overall fabrication of the refrigerator 100 and improves work efficiency. The refrigerating evaporator 31 is arranged in an S shape, and the refrigerating evaporator 31 includes a plurality of first straight pipe sections 311 parallel to each other and a plurality of first straight pipe sections 311 respectively configured to connect every two adjacent first straight pipe sections 311. Connecting pipe 312; each of the first straight pipe sections 311 intersects with the partition plate 5 so that part of the first straight pipe section 311 is located on the outer wall 212 of the first refrigerator compartment 21, and the other part of the first straight pipe section 311 The first straight pipe section 311 is located on the outer wall 222 of the second refrigerator compartment 22 . Simultaneously by controlling the ratio of the area of the refrigerating evaporator 31 on the outer wall 212 of the first refrigerating room 21 to the area on the outer wall 222 of the second refrigerating room 22 and the ratio between the first refrigerating room 21 and the second refrigerating room 21 The volume ratios of the two refrigerating chambers 22 are the same. The refrigerant in the refrigerating evaporator 31 crosses to refrigerate the first refrigerating room 21 and the second refrigerating room 22, reducing the temperature difference between the first refrigerating room 21 and the second refrigerating room 22, so that the first refrigerating room 21 and the temperature of the second refrigerating chamber 22 are relatively uniform.

It should be understood that although this description is described according to implementation modes, not each implementation mode only includes an independent technical solution. The technical solutions in the embodiments can also be properly combined to form other embodiments that can be understood by those skilled in the art.

The series of detailed descriptions listed above are only specific descriptions for the feasible implementation modes of the present utility model, and they are not used to limit the protection scope of the present utility model. Embodiments or modifications should be included within the protection scope of the present utility model.

Claims (10)

1. A refrigerator, comprising a box body formed by several side walls, a door body, the adjacent first refrigerating compartment and the second refrigerating compartment formed by the box body and the door body, characterized in that: The refrigerator also includes a partition arranged between the first refrigerating compartment and the second refrigerating compartment and an evaporator arranged on a side wall perpendicular to the partition; the evaporator is arranged in an S shape, The evaporator includes a plurality of parallel first straight pipe sections and several first connecting pipes respectively configured to connect every two adjacent first straight pipe sections; each of the first straight pipe sections is connected to the partition The plates intersect so that part of the first straight pipe section is located on the side wall of the first refrigerated compartment, and another part of the first straight pipe section is located on the side wall of the second refrigerated compartment. 2. The refrigerator according to claim 1, characterized in that the distance between every two adjacent first straight pipe sections is equal. 3. The refrigerator according to claim 1, characterized in that the ratio of the area of the evaporator on the side wall of the first refrigerating compartment to the area of the side wall of the second refrigerating compartment is the same as that of the first refrigerating compartment The volume ratio of the compartment is the same as that of the second refrigerated compartment. 4. The refrigerator according to claim 3, wherein when the volume of the first refrigerating compartment and the second refrigerating compartment are the same, each of the first straight pipe sections is respectively located between the first refrigerating compartment and the second refrigerating compartment. The lengths of the parts of the second refrigerating compartment are the same; and the lengths of the first connecting pipes respectively connected to the two ends of the first straight pipe section are the same. 5. The refrigerator according to claim 3, wherein when the volume of the first refrigerating compartment is larger than the volume of the second refrigerating compartment, each of the first straight pipe sections is respectively located in the first refrigerating compartment The length of the part of the second refrigerating compartment is the same, and the length of the first connecting pipe connected to the end of the first straight pipe section located in the first refrigerating compartment is longer than that connected to the end of the first straight pipe section located in the second refrigerating compartment The length of the first connecting pipe. 6. The refrigerator according to claim 5, characterized in that: the first connecting pipe connected to the first straight pipe section at one end of the first refrigerating compartment is arranged in an S-shape, and the first connecting pipe is connected to the first The straight pipe sections are at least two second straight pipe sections arranged in parallel, and the second connecting pipes are respectively arranged to connect every two adjacent second straight pipe sections or adjacent first straight pipe sections and second straight pipe sections. 7. The refrigerator according to claim 6, wherein the distance between the adjacent first straight pipe section and the second straight pipe section is equal to the distance between two adjacent second straight pipe sections. 8. The refrigerator according to claim 6, characterized in that the distance between the second connecting pipe on the side close to the partition and the distance from the second connecting pipe on the side away from the partition is opposite to the partition. The side walls are equally spaced. 9. The refrigerator according to claim 5, characterized in that: the length of each of the first straight pipe sections located on the side wall of the first refrigerating compartment is longer than the length of the first straight pipe section located on the side wall of the second refrigerating compartment Length; the lengths of the first connecting pipes respectively connected to the two ends of the first straight pipe section are the same. 10. The refrigerator according to claim 1, wherein the evaporator comprises an inlet for the refrigerant to flow into the evaporator and an outlet for the refrigerant to flow out of the evaporator, every two adjacent inlets are The distance between the first straight pipe sections is greater than the distance between every two adjacent first straight pipe sections near the outlet.