CN211876504U

CN211876504U - Refrigerator with a door

Info

Publication number: CN211876504U
Application number: CN202020384108.6U
Authority: CN
Inventors: 朱建高; 冯泽中; 闫军旺
Original assignee: Hisense Shandong Refrigerator Co Ltd
Current assignee: Hisense Refrigerator Co Ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-11-06
Anticipated expiration: 2030-03-23

Abstract

The utility model discloses a refrigerator, which comprises an evaporator, wherein the evaporator comprises an evaporation coil and a side plate for fixing the evaporation coil; a heater having a vertical heating section located on one side of the side plate; the fixing piece is fixed on the side plate and provided with a groove portion, the axial direction of the groove portion is vertically arranged, and the vertical heating section penetrates through the groove portion and is vertically fixed on the side plate through the fixing piece. According to the refrigerator, the heater can be effectively fixed by arranging the fixing piece, so that the heater keeps a vertical direction on the side surface of the evaporator and passes through the evaporator coil, the evaporator coil cannot be touched effectively, and the problem of skew caused by skew of the heater in the production process or assembly error of the heater in the process of assembling the heater into the evaporator is avoided; meanwhile, the insulating joint of the heater is prevented from contacting a refrigerant pipeline to cause insulating failure of the insulating joint and explosion danger.

Description

Refrigerator with a door

Technical Field

The utility model relates to a refrigeration plant technical field especially relates to a refrigerator.

Background

In the practical situation of the trend of the steel pipe on the evaporator side of the refrigerator, the steel pipe is found not to be absolutely vertical and is inclined towards one side, after the steel pipe is inclined, on one hand, the assembly consistency of the steel pipe cannot be guaranteed, and the defrosting performance of a final product is affected, on the other hand, an evaporator pipeline is arranged around some steel pipes, if the steel pipe is inclined too much, the sealing position of a steel pipe heater joint is in hard contact with the evaporator pipeline, the refrigerator is damaged due to long-time abrasion in the operation process, insufficient insulation can be caused in severe cases, a charged part at the heater joint is in contact with the evaporator pipeline for discharging, the evaporator pipeline is broken down for a long time, a refrigerant in the pipeline is released instantly, the refrigerator is not cooled, and meanwhile, for a refrigerator with the R600a refrigerant being flammable and explosive substances, the refrigerant can be ignited due.

The reason for this problem is that, on one hand, the heater manufacturer cannot completely ensure that the heater is absolutely vertical in the manufacturing process; on the other hand, in the refrigerator, in the process of assembling the heater to the evaporator, there is an assembly error in manual assembly, which causes the heater to be inclined to one side.

The existing method for avoiding steel pipes in the pipeline arrangement design of the evaporator is that the pipelines around the refrigeration pipeline are contracted towards the inside of the baffle of the evaporator, and the other method is that the heater is placed outside the pipeline to avoid the pipeline, but the refrigeration pipeline is shortened, and the refrigeration and evaporation efficiency is reduced. Meanwhile, the consistency of the heaters in the two modes cannot be guaranteed, and the defrosting performance is often influenced to a greater or lesser extent.

SUMMERY OF THE UTILITY MODEL

Based on this, the to-be-solved technical problem of the utility model is to provide a refrigerator, can effectively fix heater and evaporimeter, effectively avoid the crooked problem of heater on the evaporimeter, solved the heater at production and assembling in-process technological deviation problem, improved the defrosting performance uniformity of heater and the security of complete machine.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

a refrigerator comprises an evaporator, wherein the evaporator comprises an evaporation coil and a side plate for fixing the evaporation coil;

a heater having a vertical heating section located on one side of the side plate;

the fixing piece is fixed on the side plate and provided with a groove portion, the axial direction of the groove portion is vertically arranged, and the vertical heating section penetrates through the groove portion and is vertically fixed on the side plate through the fixing piece.

In one embodiment, the fixing piece further comprises a base plate part and a hook part, wherein the base plate part and the hook part are attached to the side plates, the middle part of the base plate part protrudes outwards to form the groove part, and fixing parts are arranged at two ends of the base plate part and are used for fixedly connecting the side plates.

In one embodiment, the two ends of the base plate part are flanged and bent to form fixing parts of the hook structures; the side plates are provided with cut grooves at two sides, and the fixing parts are hung in the cut grooves for fixing.

In one embodiment, the connection of the groove portion and the base plate portion is connected by a rounded chamfer.

In one embodiment, the bent part of the hook part is provided with a round chamfer.

In one embodiment, the groove portion is a U-shaped groove, the width of the groove portion is matched with the diameter of the vertical heating pipe section, and the depth of the groove portion is greater than or equal to the diameter of the vertical heating pipe section.

In one embodiment, the fixing member is a metal member formed integrally.

In one embodiment, an insulating joint is attached to the upper side of the vertical heating pipe section in the vertical direction.

In one embodiment, the heater has a plurality of vertical heating pipe sections, and the fixing piece is correspondingly provided with a plurality of groove portions for respectively fixing the vertical heating pipe sections.

In one embodiment, the evaporator coil is provided in at least two layers, and the vertical heating section is disposed between the two layers of the evaporator coil and spaced apart from the ends of the evaporator coil.

Compared with the prior art, the utility model discloses an advantage is with positive effect:

according to the refrigerator, the heater can be effectively fixed by arranging the fixing part, so that the heater keeps a vertical direction on the side surface of the evaporator and passes through the evaporator coils, the evaporator coils cannot be touched, the problem that the heater is inclined in the production process or the problem that the heater is inclined due to assembly errors in the process of assembling the heater to the evaporator is solved, the assembly consistency of the heater on the evaporator is guaranteed, the defrosting performance of the heater is improved, and meanwhile, the phenomenon that the rubber joint of the heater touches a refrigerant pipeline to cause insulation failure of the rubber joint, so that the conductive rod in the rubber joint and the evaporator coils are contacted to discharge electricity, the evaporator coils break down, and explosion danger is caused is avoided.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.

Drawings

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

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

FIG. 2 is a schematic structural view of an evaporator, a heater and a fixing member of the refrigerator of the present invention;

FIG. 3 is a side view of FIG. 2;

FIG. 4 is a side view of the evaporator and heater of the refrigerator of the present invention;

fig. 5 is a schematic structural view of a fixing member in a refrigerator according to the present invention;

description of reference numerals:

1-a refrigerator;

100-a storage compartment; 100A-freezing chamber; 100B-a cold room;

200-a door body; 200A-freezer door; 200B-a refrigerating chamber door body;

300-an evaporator; 310-an evaporator coil; 320-a fin; 330-side plate; 331-a notch groove;

400-a heater; 410-vertical heating pipe section; 420-an insulated joint;

500-a fixture; 510-a substrate portion; 520-groove section; 530-a fixed part; 540-rounded chamfered section; 531-round chamfer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless otherwise explicitly stated or limited. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1 to 5, an embodiment of the refrigerator of the present invention is shown.

FIG. 1 is a perspective view of one embodiment of a refrigerator according to the present invention; referring to fig. 1, the refrigerator 1 of the present embodiment has an approximately rectangular parallelepiped shape. The external appearance of the refrigerator 1 is defined by a storage chamber 100 defining a storage space and a plurality of door bodies 200 provided in the storage chamber 100. Referring to fig. 1, the door 200 includes a door outer shell located outside the storage chamber 100, a door inner located inside the storage chamber 100, an upper end cover, a lower end cover, and a heat insulating layer located between the door outer shell, the door inner, the upper end cover, and the lower end cover; typically, the thermal insulation layer is filled with a foam material.

The storage chamber 100 has an open cabinet, and the storage chamber 100 is vertically partitioned into a lower freezer compartment 100A and an upper refrigerator compartment 100B. Each of the partitioned spaces may have an independent storage space.

In detail, the freezing compartment 100A is defined at a lower side of the storage compartment 100 and may be selectively covered by a drawer type freezing compartment door 200A. The space defined above the freezing compartment 100A is partitioned into left and right sides to define the refrigerating compartment 100B, respectively.

The refrigerating compartment 100B may be selectively opened or closed by a refrigerating compartment door body 200B pivotably mounted on the refrigerating compartment 100B.

As shown in fig. 2 and 3, an evaporator 300 and a heater 400 are provided in the refrigerator. The evaporator 300 includes an evaporation coil 310, fins 320 sleeved on the evaporation coil 310, and side plates 330 for fixing the evaporation coil 310, wherein the left and right ends of the evaporation coil 310 are respectively provided with one side plate 330. The evaporator 300 absorbs heat from the outside of the evaporator 300 by using a refrigerant introduced thereinto to directly or indirectly maintain the temperature in the refrigerating compartment of the refrigerator at a preset temperature or within a preset temperature range. The heater 400 includes a heating tube and an insulation joint 420 connected to one end of the heating tube, and the insulation joint 420 is preferably a rubber joint. The heating pipe consists of a steel pipe and a heating rod arranged in the steel pipe. Most of the heating pipes of the heater 400 are bottom heating pipe sections and are disposed at the bottom of the evaporator 300, and when the thickness of frost on the evaporator 300 exceeds a predetermined range, the heater 400 melts the frost layer on the evaporator 300 by heating, so as to facilitate the evaporator 300 to continue to perform a heat exchange function. The heating tube of the heater 400 further has a vertical heating tube section 410 at one side of the side plate 330, an upper side of the vertical heating tube section 410 is connected to an insulation joint 420, and the vertical heating tube section 410 is fixed to the side plate 330 by at least one fixing member 500. The expansion coil 310 is provided in at least two layers, in the present embodiment, the expansion coil 310 is exemplarily shown in two layers, and the vertical heating section 410 is disposed in the middle of the two layers of expansion coil 310 and spaced apart from the end of the expansion coil 310. The fixing member 500 is fixed to the side plate 330 and has a groove portion 520, an axial direction of the groove portion 520 is vertically arranged, and the vertical heating pipe section 410 is vertically fixed to the side plate 330 by the fixing member 500 through the groove portion 520.

The refrigerator is characterized in that the fixing piece 500 is arranged, the heater 400 can be effectively fixed, the heater 400 keeps a vertical direction on the side face of the evaporator 300 and passes through the coils of the evaporator 300, the coils of the evaporator 300 cannot be effectively prevented from being touched, the problem that the heater 400 is inclined in the production process or the problem that the heater 400 is inclined due to assembly errors in the process of assembling the heater 400 into the evaporator 300 is avoided, the assembly consistency of the heater 400 on the evaporator 300 is ensured, the defrosting performance of the heater 400 is improved, meanwhile, the phenomenon that the rubber joint of the heater 400 touches a refrigerant pipeline to cause insulation failure of the rubber joint is avoided, the contact discharge of the conductive rod inside the rubber joint and the coils of the evaporator 300 is caused, the coils of the evaporator 300 are caused to be punctured, and explosion danger is caused.

As shown in fig. 5, the fixing member 500 is preferably an integrally formed metal member capable of withstanding the high temperature of the heater 400, and has a simple structure and low cost. The fixing member 500 includes a base plate portion 510, a groove portion 520, and a fixing portion 530. The base plate 510 is attached to the side plate 330, the middle of the base plate 510 is convex to form a groove 520, the two ends of the base plate 510 are provided with fixing parts 530, and the fixing parts 530 are used for fixing and connecting the side plate 330. In this embodiment, the two ends of the base plate 510 are folded to form the fixing portion 530 of the hook structure; as shown in fig. 4, the side plate 330 is symmetrically provided with cut-out grooves 331 at both sides, the width of the cut-out grooves 331 is adapted to the width of the fixing portion 530, and the fixing portion 530 is hung in the cut-out grooves 331 for fixing, so as to effectively ensure that the fixing member 500 does not move up and down. The fixing portion 530 of the two-end burring structure has certain elasticity in the left-right direction, and by pulling the fixing member 500, the fixing portion 530 of the hook structure can be quickly fixed to the notch 331 of the side plate 330 of the evaporator 300. In another embodiment, the fixing member 500 may be made of a high temperature resistant plastic material.

In another embodiment, the fixing member 500 may be fixed to the side plate 330 by means of screw fixing. If the fixing portion 530 is provided with screw holes corresponding to the screw holes provided on the side plate 330 of the evaporator 300, the fixing member 500 and the side plate 330 of the evaporator 300 are effectively fixed by the screws. The fixing mode can be expanded to the side plate 330 of the evaporator 300 with any width, and the universality is strong.

The connection between the groove portion 520 and the base plate portion 510 is connected by a rounded chamfer portion 540, and the rounded chamfer portion 540 has a guiding function, so that the steel pipe of the vertical heating section 410 can be clamped into the groove portion 520, and assembly is facilitated. The bent part of the hook part is also provided with a round chamfer 531. When in installation, on one hand, the hand can be protected, and on the other hand, the installation is easier.

The groove portion 520 is a U-shaped groove. The width of the groove portion 520 is matched with the diameter of the vertical heating pipe section 410, a steel pipe of the heater 400 can be well accommodated, and the rigidity of the groove portion 520 of the fixing member 500 effectively ensures that the groove portion is not moved left and right after being fixed, so that the heater 400 wrapped in the groove portion 520 keeps moving vertically. Preferably, the depth of the groove portion 520 is greater than or equal to the diameter of the vertical heating pipe section 410, and the depth of the groove portion 520 can accommodate steel pipes at different distances from the side plate 330, so that the steel pipes can be fixed at a distance away from the side plate 330, thereby improving the assembly operability. In other embodiments, the groove 520 may be in the shape of an omega groove or the like, which is adapted to the outer diameter of the steel pipe.

In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A refrigerator, characterized by comprising:

the evaporator comprises an evaporation coil and a side plate for fixing the evaporation coil;

2. The refrigerator as claimed in claim 1, wherein the fixing member further includes a base plate portion and a hook portion attached to the side plate, a middle portion of the base plate portion protrudes outward to form the groove portion, and fixing portions are provided at both ends of the base plate portion, and the fixing portions are used for fixing and connecting the side plate.

3. The refrigerator according to claim 2, wherein the two ends of the base plate are folded to form fixing parts of the hook structures; the side plates are provided with cut grooves at two sides, and the fixing parts are hung in the cut grooves for fixing.

4. The refrigerator according to claim 3, wherein a junction of the groove portion and the base plate portion is connected by a rounded chamfer.

5. The refrigerator according to claim 3, wherein a bent portion of the hook portion has a rounded chamfer.

6. The refrigerator of claim 1 wherein the recessed portion is a U-shaped groove having a width that matches a diameter of the vertical heating section and a depth that is greater than or equal to the diameter of the vertical heating section.

7. The refrigerator of claim 1, wherein the fixing member is an integrally formed metal member.

8. The refrigerator of claim 1 wherein an insulating joint is attached to an upper side of the vertical heating section in a vertical direction.

9. The refrigerator as claimed in claim 1, wherein the heater has a plurality of the vertical heating sections, and the fixing member is provided with a plurality of groove portions corresponding thereto to fix the respective vertical heating sections, respectively.

10. The refrigerator of any one of claims 1 to 9 wherein the evaporator coil is provided in at least two layers, and the vertical heating section is disposed between the two layers of the evaporator coil and spaced from the ends of the evaporator coil.