CN220507355U - Refrigerator - Google Patents

Abstract

The utility model discloses an ice chest, which comprises a chest body and a condenser arranged in the chest body, wherein the chest body comprises a shell and a chest opening arranged at the top of the shell, the condenser comprises a condenser pipeline arranged on the inner wall of the shell, the shell is provided with a side wall and a bending edge formed by bending the top of the side wall, the bending edge is provided with a top wall mutually attached to the chest opening and a fixing wall formed by bending the top wall, a fixing cavity is formed between the fixing wall and the top wall, and the condenser pipeline is provided with a top pipeline arranged in the fixing cavity and attached to the top wall. The top pipeline of the condenser is fixed on the bending edge, and heat is transferred to the cabinet opening through the bending edge during heat dissipation, so that condensation and frosting of the cabinet opening are prevented.

Description

Refrigerator

Technical Field

The utility model relates to the field of refrigeration, in particular to an ice chest.

Background

The existing refrigerator is mainly provided with dew removing pipes or heating wires below the refrigerator mouth to prevent the problem of dew condensation at the refrigerator mouth. Specifically, a dew removing pipe is laid under the cabinet opening, the cabinet opening is clamped on the cabinet opening by a buckle on the cabinet opening, defrosting and dew prevention are carried out by the dew removing pipe, and a welding interface is required to be added on the cabinet opening; the heating wire is connected with a power supply to generate heat so as to remove dew at the cabinet opening, and the energy consumption can be increased by using the heating wire.

Disclosure of Invention

The utility model aims to provide a refrigerator to solve the technical problem of condensation at a refrigerator mouth in the prior art.

In order to achieve one of the above objects, an embodiment of the present utility model provides an ice chest, including a chest and a condenser disposed in the chest, the chest includes a housing and a chest opening disposed at the top of the housing, the condenser includes a condenser tube disposed on an inner wall of the housing, the housing has a side wall and a bending edge formed by bending from the top of the side wall, the bending edge has a top wall disposed in contact with the chest opening and a retaining wall formed by bending from the top wall, a retaining cavity is formed between the retaining wall and the top wall, and the condenser tube has a top tube disposed in the retaining cavity and in contact with the top wall.

As a further improvement of an embodiment of the utility model, the end of the holding wall remote from the top wall is arranged close to the side wall, the holding cavity is formed between the top wall, the holding wall and the side wall, and the minimum distance between the holding wall and the side wall in the transverse direction is smaller than the outer diameter of the top pipeline.

As a further improvement of an embodiment of the present utility model, the holding wall includes a first limiting wall bent downward from an end of the top wall away from the side wall, and a second limiting wall extending from the first limiting wall toward the side wall, wherein a maximum distance between the first limiting wall and the side wall is the same as an outer diameter of the top pipeline so as to limit the top pipeline in a horizontal direction, and the second limiting wall and the top wall limit the top pipeline in an up-down direction.

As a further improvement of an embodiment of the present utility model, the first limiting wall extends vertically, and the second limiting wall extends obliquely from the first limiting wall toward the side wall.

As a further improvement of an embodiment of the present utility model, the bending edge further includes a bottom wall extending from an end of the holding wall away from the top wall toward a direction away from the side wall, and a holding wall extending from the bottom wall toward the cabinet opening, a holding cavity for fixing the cabinet opening is formed between the holding wall and the holding wall, and the cabinet opening has a fixing plate extending into the holding cavity.

As a further improvement of an embodiment of the utility model, the refrigerator comprises a door body matched with the refrigerator body, the door body comprises a sealing strip matched with the top of the refrigerator mouth, and the matched position of the condenser pipeline and the refrigerator mouth is positioned outside the matched position of the sealing strip and the refrigerator mouth.

As a further improvement of an embodiment of the present utility model, the sealing strip includes a fixing portion and a sealing portion connected to the fixing portion, the sealing portion forms a closed cavity, the sealing portion includes a sealing wall that is abutted downward to the cabinet opening, and the sealing wall is in an arc shape.

As a further improvement of an embodiment of the present utility model, the cabinet opening forms at least a first step portion and a second step portion from top to bottom, each step portion includes a horizontal step surface, the sealing wall abuts against the step surface of the first step portion, the horizontal edge is attached to the lower portion of the step surface of the first step portion, and the bending edge is located in the range of the first step portion in the vertical direction.

As a further improvement of an embodiment of the present utility model, the ice chest includes a refrigeration system, the refrigeration system includes a compressor and a condenser, the refrigerant gas is compressed by the compressor to become high-temperature and high-pressure gas, and the high-temperature and high-pressure gas releases heat to the outside in the process of entering the condenser to become low-temperature and high-pressure liquid.

As a further improvement of an embodiment of the present utility model, the refrigeration system further includes a throttling pressure reducer and an evaporator, the low-temperature and high-pressure liquid is changed into low-temperature and low-pressure liquid through the throttling pressure reducer, and the low-temperature and low-pressure liquid absorbs heat from the outside when entering the evaporator and being changed into low-temperature and low-pressure gas.

Compared with the prior art, the refrigerator provided by the utility model has the advantages that the top pipeline of the condenser is fixed in the fixing cavity formed by the folded edge and the side wall, and when the condenser dissipates heat, the heat of the top pipeline is transmitted to the refrigerator mouth through the folded edge, so that the refrigerator mouth is prevented from condensation and frosting.

Drawings

FIG. 1 is a perspective view of an ice bin in an embodiment of the utility model.

FIG. 2 is a cross-sectional view of an ice bin in an embodiment of the utility model.

Fig. 3 is an enlarged view of the structure within the circle in fig. 2.

FIG. 4 is a schematic diagram of an ice bin back plate and condenser tubes in an embodiment of the utility model.

Fig. 5 is an enlarged view of the structure within the circle in fig. 4.

Detailed Description

The present utility model will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the utility model and structural, methodological, or functional modifications of these embodiments that may be made by one of ordinary skill in the art are included within the scope of the utility model.

Terms such as "upper," "above," "lower," "below," and the like, as used herein, refer to a spatial relative position, and are used for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The term spatially relative position may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to FIGS. 1-2, a schematic diagram of an ice bin 100 is provided in accordance with an embodiment of the present utility model.

In a preferred embodiment, the ice bin 100 includes a cabinet 10 and a condenser disposed in the cabinet 10, the cabinet 10 includes a housing 20 and a cabinet opening 30 disposed at the top of the housing 20, the condenser includes a condenser tube 40 disposed on an inner wall of the housing 20, and the housing 20 has a side wall 21 and a bending edge 22 formed by bending from the top of the side wall 21. Specifically, as shown in connection with fig. 4-5, the side wall 21 may be a back panel of the ice chest, with the top edge of the back panel being bent towards the cabinet 10 to form the bent edge 22; the side walls 21 may be side panels at the lateral ends of the ice chest, the top edges of which are bent towards the inside of the chest 10 to form said bent edges 22.

In the preferred embodiment, the folded edge 22 has a top wall 23 that is disposed to be attached to the cabinet opening 30 and a holding wall 24 formed by folding from the top wall, a holding cavity is formed between the holding wall 24 and the top wall 23, and the condenser tube 40 has a top tube 41 that is disposed in the holding cavity and is attached to the top wall 23. Referring to fig. 3, the top pipe 41 of the condenser is fixed in the holding cavity 220 formed by the bent edge 22 and the side wall 21, when the condenser dissipates heat, the heat of the top pipe 31 is transferred to the cabinet opening 13 through the bent edge 22, so as to prevent the cabinet opening 13 from condensation and frosting, the bent edge 22 is formed by bending the shell 20, and the heat conducting structure is of a metal structure like the shell 20, so that the overall heat conducting effect is better.

Preferably, the end of the holding wall 24 far from the top wall 23 is disposed near the side wall 23, the holding cavity 220 is formed among the top wall 23, the holding wall 24 and the side wall 23, and the minimum distance between the holding wall 24 and the side wall 23 in the transverse direction is smaller than the outer diameter of the top pipeline 41 so as to limit the top pipeline 41 upwards and prevent the top pipeline 41 from moving downwards.

Preferably, the retaining wall 24 includes a first limiting wall 25 bent downward from an end of the top wall 23 away from the side wall 21, and a second limiting wall 26 extending from the first limiting wall 25 toward the side wall 21, wherein a maximum distance between the first limiting wall 25 and the side wall 21 is the same as an outer diameter of the top pipe 41 to limit the top pipe 41 in a horizontal direction, and the second limiting wall 26 and the top wall 23 limit the top pipe 41 in an up-down direction.

In this way, the top pipeline 41 is in the holding cavity 220, is attached with the side wall 21 and the top wall 23, is limited by the abutting of the first limiting wall 25 along the horizontal direction and is limited by the abutting of the second limiting wall 26 along the up-down direction, so that a good fixing effect is ensured; the top wall 23 is simultaneously attached to the cabinet opening 30, the distance between the top wall 23 and the cabinet opening 30 along the transverse direction is greater than or equal to the outer diameter of the top pipeline 41, and the contact surface between the shell 20 and the cabinet opening 30 is increased, so that heat after heat dissipation of the top pipeline 41 can be conducted to the cabinet opening to play a role in condensation prevention.

Preferably, the first limiting wall 25 extends vertically, and the second limiting wall 26 extends obliquely from the first limiting wall 25 toward the side wall 41. In this embodiment, the first limiting wall 25 is a vertical wall to abut against the top pipe 41 in the horizontal direction, and the second limiting wall 26 is a planar wall bent obliquely from the bottom edge of the vertical wall to abut against the top pipe 41 upward. In other embodiments, the retaining wall 24 may be curved to better adapt to the outer surface of the top pipe 41 for better adhesion and fixation.

Preferably, the folded edge 22 further includes a bottom wall 27 extending from an end of the holding wall 24 away from the top wall 23 toward a direction away from the side wall 23, and a holding wall 28 extending from the bottom wall 27 toward the cabinet opening 30, wherein a holding cavity 280 for fixing the cabinet opening is formed between the holding wall 24 and the holding wall 28, and the cabinet opening 30 has a fixing plate 31 extending into the holding cavity 280.

Specifically, the bottom wall 27 is bent from the end of the second limiting wall 26 and extends in the horizontal direction, the clamping wall 28 is formed with a clamping point 281 facing the retaining wall 24, and the retaining wall 24, the bottom wall 27 and the clamping wall 28 form a U-shaped clamping cavity 280, and it can be understood that the clamping point 281 has a space for elastic yielding to facilitate the insertion of the fixing plate 31. The clamping wall 28 is metal, friction resistant, and better clamping force.

Preferably, the ice chest 100 includes a door 50 that cooperates with the chest 30, the door includes a sealing strip 51 that cooperates with the top of the chest 30, and the position of the top pipeline 41 that cooperates with the chest 30 is located outside the position of the sealing strip 51 that cooperates with the chest 30. The heating position of the top pipeline 41 is located outside the abutting position of the sealing strip 51, and the direct heating is prevented from affecting the sealing strip 51.

Preferably, the sealing strip 51 includes a fixing portion 52 and a sealing portion 53 connected to the fixing portion, the sealing portion 53 forms a closed cavity, the sealing portion 53 includes a sealing wall 531 abutting downward to the cabinet opening, and the sealing wall 531 is arc-shaped. The cabinet mouth 30 forms at least a first step portion 32 and a second step portion 33 from top to bottom, each step portion includes a horizontal step surface 321, the sealing wall 531 abuts against the step surface 321 of the first step portion 32, the top wall 23 is attached to the lower side of the step surface of the first step portion, and the bending edge 22 is located in the range of the first step portion along the up-down direction, so that the bending edge does not occupy too much space and does not affect the arrangement of other components.

The ice bin 100 includes a refrigeration system that provides endothermic refrigeration through a change in refrigerant state, transferring heat from the food to the outside of the bin. The refrigerating system comprises a compressor and a condenser, wherein refrigerant gas is compressed by the compressor and becomes high-temperature and high-pressure gas, and heat is released to the outside in the process that the high-temperature and high-pressure gas enters the condenser and becomes low-temperature and high-pressure liquid. The condenser tube 40 dissipates heat and transfers heat to the cabinet opening 30 through the bent edges 22 of the metal, helping to defrost the cabinet opening.

The refrigerating system further comprises a throttling pressure reducer and an evaporator, the low-temperature high-pressure liquid is changed into low-temperature low-pressure liquid through the throttling pressure reducer, and the low-temperature low-pressure liquid absorbs heat from the outside in the process of entering the evaporator to be changed into low-temperature low-pressure gas, so that refrigeration is realized. The compressor, the condenser, the throttling pressure reducer and the evaporator are sequentially connected to form a circulation, and the refrigerant gas with low temperature and low pressure in the evaporator reenters the compressor and is compressed into high-temperature and high-pressure gas, so that the circulation absorbs heat and releases heat.

The utility model has the beneficial effects that: the side wall 21 of the shell is bent from the top to form a bending edge 22, the bending edge 22 and the side wall 21 form a fixing cavity 220 for being bonded and fixed with a top pipeline 41 of the condenser, and meanwhile, the top wall 23 of the bending edge 22 is bonded with the cabinet opening 30, so that heat dissipation of the top pipeline 41 of the condenser is transmitted to the cabinet opening 30 through the bending edge 22, and condensation and frosting of the cabinet opening 30 are prevented; the bending edge 22 is continuously bent to form a clamping wall 28 for fixing the fixing plate 31 of the cabinet opening 30, so as to strengthen the fixed connection of the two.

It should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is for clarity only, and that the skilled artisan should recognize that the embodiments may be combined as appropriate to form other embodiments that will be understood by those skilled in the art.

The above list of detailed descriptions is only specific to practical embodiments of the present utility model, and they are not intended to limit the scope of the present utility model, and all equivalent embodiments or modifications that do not depart from the spirit of the present utility model should be included in the scope of the present utility model.

Claims (10)

1. A freezer, characterized in that: the condenser comprises a condenser pipeline arranged on the inner wall of the shell, the shell is provided with a side wall and a bending edge formed by bending the top of the side wall, the bending edge is provided with a top wall and a fixing wall formed by bending the top wall, the fixing wall is mutually attached to the cabinet, a fixing cavity is formed between the fixing wall and the top wall, and the condenser pipeline is provided with a top pipeline which is arranged in the fixing cavity and is attached to the top wall.

2. The ice bin of claim 1, wherein an end of the retaining wall remote from the top wall is disposed proximate the side wall, the retaining cavity being formed between the top wall, retaining wall and side wall, a minimum distance between the retaining wall and side wall in a lateral direction being less than an outer diameter of the top duct.

3. The ice bin of claim 2, wherein the retaining wall includes a first retaining wall bent downwardly from an end of the top wall remote from the side wall and a second retaining wall extending from the first retaining wall toward the side wall, a maximum distance between the first retaining wall and the side wall being the same as an outer diameter of the top tube to retain the top tube in a horizontal direction, the second retaining wall and the top wall retaining the top tube in an up-down direction.

4. The ice bin of claim 3, wherein the first retaining wall extends vertically and the second retaining wall extends obliquely from the first retaining wall toward the side wall.

5. The ice bin of claim 1, wherein the folded edge further includes a bottom wall extending away from the side wall from an end of the retaining wall away from the top wall, a clamping wall extending from the bottom wall in a direction toward the bin opening, a clamping cavity being formed between the retaining wall and the clamping wall for securing the bin opening, the bin opening having a securing plate extending inwardly of the clamping cavity.

6. The ice bin of claim 1, wherein the ice bin includes a door body that mates with the bin body, the door body including a sealing strip that mates with the top of the bin opening, the location of the condenser tube that mates with the bin opening being outboard of the location of the sealing strip that mates with the bin opening.

7. The ice bin of claim 6, wherein the sealing strip includes a fixed portion and a sealing portion connected to the fixed portion, the sealing portion forming a closed cavity, the sealing portion including a sealing wall that abuts downwardly to the bin port, the sealing wall being arc-shaped.

8. The ice bin of claim 7, wherein the bin opening defines at least first and second stepped portions from top to bottom, each of the stepped portions including a horizontal stepped surface, the sealing wall abutting the stepped surface of the first stepped portion, the horizontal edge abutting below the stepped surface of the first stepped portion, the bent edge being vertically within the confines of the first stepped portion.

9. The ice bin of claim 1, wherein the ice bin includes a refrigeration system including a compressor and a condenser, the refrigerant gas being compressed by the compressor to become a high temperature and pressure gas, the high temperature and pressure gas releasing heat to the outside during the process of entering the condenser to become a low temperature and pressure liquid.

10. The ice bin of claim 9, wherein the refrigeration system further comprises a throttling pressure reducer and an evaporator, wherein the low temperature and high pressure liquid is changed into low temperature and low pressure liquid by the throttling pressure reducer, and the low temperature and low pressure liquid absorbs heat from the outside when entering the evaporator and being changed into low temperature and low pressure gas.