CN220338832U - Cold guide device of refrigerator and refrigerator - Google Patents

Abstract

The utility model relates to the technical field of refrigeration equipment, in particular to a cold guide device of a refrigerator and the refrigerator, and aims to solve the problem of low cold guide efficiency of the cold guide device of the existing refrigerator. Therefore, the refrigerator comprises a cold end, the cold guide device comprises a first cold guide pipe and a second cold guide pipe, the second cold guide pipe is in a spiral shape, the first end of the first cold guide pipe is fixedly connected with the cold end, the second end of the first cold guide pipe is fixedly connected with the second cold guide pipe, the cold end of the refrigerator can generate cold energy, the first cold guide pipe is fixedly connected with the cold end, the cold energy can be transmitted to the second cold guide pipe fixedly connected with the first cold guide pipe along the first cold guide pipe, and then the cold energy is transmitted to a cold consumption space, and the cold guide area of the cold guide device is increased and the cold guide efficiency of the cold guide device is improved by arranging the second cold guide pipe in a spiral shape.

Description

Cold guide device of refrigerator and refrigerator

Technical Field

The utility model relates to the technical field of refrigeration equipment, and particularly provides a cold guide device of a refrigerator and the refrigerator.

Background

A refrigerator is a machine that transfers heat of an object to be cooled having a relatively low temperature to an environmental medium to obtain cold, and is widely used in industry, agriculture, and daily life. During the operation of the refrigerator, the cold energy of the refrigerator is conducted out through the cold end. When cold end conduction cold energy, need to regard as the energy storage medium through the outside cold end adapter of cold end, constantly conduct cold energy to outside through leading cold and hot pipe to realize refrigerated purpose. Therefore, effective conduction of cold is one of the keys for achieving rapid and efficient refrigeration of a refrigerator.

The heat exchange area of the cold and heat conducting pipe of the existing refrigerator is small, so that the cold conducting efficiency is low, and the cold quantity is greatly wasted.

Accordingly, there is a need in the art for a new solution to the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the technical problem that the cold conducting efficiency of the cold conducting device of the existing refrigerator is low.

In a first aspect, the present utility model provides a cold-conducting device of a refrigerator, where the refrigerator includes a cold end, the cold-conducting device includes a first cold-conducting heat pipe and a second cold-conducting heat pipe, the second cold-conducting heat pipe is arranged in a spiral shape, a first end of the first cold-conducting heat pipe is fixedly connected with the cold end, and a second end of the first cold-conducting heat pipe is fixedly connected with the second cold-conducting heat pipe.

Under the condition of adopting the technical scheme, the cold guide device of the utility model increases the cold guide area of the cold guide device by arranging the second cold guide pipe in a spiral shape, thereby improving the cold guide efficiency of the cold guide device.

In the preferred technical scheme of the cold-conducting device of the refrigerator, the first cold-conducting pipes are multiple and are arranged at intervals along the circumferential direction of the cold end, the second cold-conducting pipes are multiple and are arranged alternately along the vertical direction, the first ends of the second cold-conducting pipes are fixedly connected with the corresponding second ends of the first cold-conducting pipes respectively, and the second ends of the second cold-conducting pipes are fixedly connected with each other.

Under the condition of adopting the technical scheme, the first heat-conducting pipes and the second heat-conducting pipes which are fixedly and correspondingly connected are arranged, so that the cold-conducting area of the cold-conducting device is further increased, the cold-conducting efficiency of the cold-conducting device is improved, and the second ends of the second heat-conducting pipes are fixedly connected with each other, so that the stability of the cold-conducting device is higher.

In the preferred technical scheme of the cold-conducting device of the refrigerator, the first cold-conducting heat pipe and the second cold-conducting heat pipe are hollow pipes, the cold-conducting device further comprises a cold-conducting medium, and the cold-conducting medium is filled in the first cold-conducting heat pipe and the second cold-conducting heat pipe.

Under the condition of adopting the technical scheme, the first cold-conducting heat pipe and the second cold-conducting heat pipe are arranged as hollow pipes, the structure is simple, the materials are saved, the conduction of cold energy is more facilitated, the cold conducting medium is filled in the first cold-conducting heat pipe and the second cold-conducting heat pipe, the cold conducting of the cold conducting medium is uniform, the cold carrying capacity is high, the cold energy transfer efficiency is high, and the cold conducting heat pipe is not corroded, so that the cold conducting device can conduct the cold energy to a cold consumption space through the cold conducting heat pipe and the cold conducting medium, the cold conducting area of the cold conducting device is further increased, and the cold conducting efficiency of the cold conducting device is improved.

In a preferred technical solution of the cold-conducting device of the refrigerator, the cold-conducting device further includes a hollow connecting pipe, and the hollow connecting pipe communicates the second ends of the plurality of second cold-conducting heat pipes.

Under the condition of adopting the technical scheme, the second ends of the plurality of second cold-conducting heat pipes are communicated through the hollow connecting pipe, so that the cold-conducting medium is distributed more uniformly in the plurality of second cold-conducting heat pipes, and the cold-conducting medium can reach the cold end through the plurality of second cold-conducting heat pipes to conduct cold, thereby improving the utilization rate of the cold-conducting medium and further improving the cold-conducting efficiency of the cold-conducting device.

In the preferred technical scheme of the cold guide device of the refrigerator, the cold guide device further comprises a cold storage cylinder, the cold storage cylinder is provided with a vacuum interlayer, and the second cold guide and heat guide pipe is placed in the cold storage cylinder.

Under the condition of adopting the technical scheme, the cold storage barrel capable of placing the second cold-conducting heat pipe is arranged, so that the cold quantity conducted by the second cold-conducting heat pipe can be gathered in the cold storage barrel, the diffusion of the cold quantity is reduced, and the cold storage barrel has good heat preservation and insulation effects by arranging the vacuum interlayer in the cold storage barrel, so that the cold quantity is further saved, and the consumption of the cold quantity is reduced.

In the preferred technical scheme of the cold guide device of the refrigerator, the cold accumulation cylinder comprises a cylindrical body and an end plate, the end plate is installed at the bottom end of the cylindrical body in a covering mode, and the vacuum interlayer is arranged inside the cylindrical body and the end plate.

Under the condition of adopting the technical scheme, the cold accumulation barrel comprises the barrel-shaped body and the end plate which is arranged at the bottom end of the barrel-shaped body in a covering mode, the structural form is simple, the processing and the installation are convenient, and the vacuum interlayer is arranged inside the barrel-shaped body and the end plate, so that the heat preservation and heat insulation effect of the cold accumulation barrel is better, and the consumption of cold energy is reduced.

In a preferred embodiment of the cooling device of the refrigerator, the cylindrical body and the end plate are integrally provided.

Under the condition of adopting the technical scheme, the cold accumulation barrel is integrally provided with the barrel-shaped body and the end plate, has a simple structure, is convenient to process, and has stronger integrity and better heat preservation and heat insulation effects.

In a preferred technical scheme of the cold guide device of the refrigerator, the cold guide device further comprises a cold accumulation ring, the cold accumulation ring is fixedly installed in the cylindrical body, and the second cold guide and heat pipe is inserted into the cold accumulation ring.

Under the condition of adopting the technical scheme, the cold guide device further comprises the cold accumulation ring fixedly arranged in the cylindrical body, and the cold quantity conducted by the second cold guide and heat pipe can be temporarily stored in the cold accumulation ring by inserting the second cold guide and heat pipe into the cold accumulation ring and then is conducted into the cold consumption space through the opening of the cold accumulation cylinder, so that the cold accumulation capacity of the cold guide device is increased, the consumption and the waste of the cold quantity are reduced, and the cold guide efficiency of the cold guide device is improved.

In a preferred embodiment of the cold guide device of the refrigerator, the cold accumulation ring includes an annular body and a cold accumulation material, and the cold accumulation material is filled into the annular body.

Under the condition of adopting the technical scheme, the cold accumulation ring comprises the annular body and the cold accumulation material filled in the annular body, and is simple in structural form and convenient to process and install.

In a second aspect, the utility model also provides a refrigerator, which comprises the cold guide device of the refrigerator.

Under the condition of adopting the technical scheme, the refrigerator of the utility model further has the beneficial effects of the cold guide device due to the cold guide device, and compared with the refrigerator before improvement, the refrigerator of the utility model has larger cold guide area and higher cold guide efficiency.

Drawings

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings, in which:

fig. 1 is a schematic view of a refrigerator according to the present utility model;

fig. 2 is a structural exploded view of the refrigerator of the present utility model;

fig. 3 is a cross-sectional view at A-A in fig. 1.

List of reference numerals:

1. a first heat pipe;

2. a second heat pipe;

3. a hollow connecting pipe;

4. a cold accumulation cylinder; 41. a cylindrical body; 42. an end plate; 43. vacuum interlayer;

5. a cold accumulation ring; 51. an annular body; 52. a cold storage material;

6. and (5) a cold end.

Detailed Description

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present utility model, and are not intended to limit the scope of the present utility model.

It should be noted that, in the description of the present utility model, terms such as "inner", "outer", "upper", "lower", "top", "bottom", and the like, which indicate a direction or a positional relationship, are based on the direction or the positional relationship shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly stated and limited otherwise, the terms "disposed," "connected," and "mounted" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

Based on the background technology, the utility model provides a cold guide device of a refrigerator and the refrigerator, which aims to increase the cold guide area of the cold guide device and improve the cold guide efficiency of the cold guide device by arranging a part of the cold guide heat pipe into a spiral shape.

Specifically, referring first to fig. 1 to 3, fig. 1 is a schematic structural view of the refrigerator of the present utility model, fig. 2 is an exploded structural view of the refrigerator of the present utility model, and fig. 3 is a sectional view at A-A in fig. 1.

As shown in fig. 1 to 3, the present utility model provides a refrigerator, which includes a cold end 6 and a cold-conducting device, wherein the cold end 6 can generate cold energy, the cold-conducting device includes a first cold-conducting heat pipe 1 and a second cold-conducting heat pipe 2, the second cold-conducting heat pipe 2 is arranged in a spiral shape, a first end of the first cold-conducting heat pipe 1 is fixedly connected with the cold end 6, and a second end of the first cold-conducting heat pipe 1 is fixedly connected with the second cold-conducting heat pipe 2.

As shown in fig. 1 to 3, the cold end 6 of the refrigerator of the present utility model is vertically disposed upwards, the first cold-conducting heat pipe 1 is horizontally disposed with its right end inclined downwards, the second cold-conducting heat pipe 2 is spirally disposed with its left end fixedly connected to the side of the cold end 6, and the right end of the first cold-conducting heat pipe 1 is fixedly connected to the upper end of the second cold-conducting heat pipe 2, so that by arranging the second cold-conducting heat pipe 2 in a spiral shape, the cold-conducting area of the cold-conducting device is increased, the volume of the cold-conducting device is reduced, the space is saved, and the cold-conducting efficiency of the cold-conducting device is improved.

It should be noted that the present utility model is not limited to the arrangement direction of the first heat pipe 1 and the second heat pipe 2, for example, those skilled in the art may arrange the first heat pipe 1 or the second heat pipe 2 in a horizontal direction, a vertical direction, or an inclined direction, etc., and such flexible adjustment and modification should be limited within the scope of the present utility model without departing from the principle and scope of the present utility model.

Of course, the first cold-conducting and heat-conducting pipe 1 is preferably arranged in the horizontal direction with the right end inclined downwards, and the second cold-conducting pipe 2 is arranged in the vertical direction, so that the structure layout of the cold-conducting device is more reasonable, the structure is more stable, and the installation and the use of the cold-conducting device are convenient.

It should be further noted that the connection position between the first heat pipe 1 and the cold end 6 is not limited in the present utility model, for example, a person skilled in the art may also fixedly connect the first heat pipe 1 to the top surface of the cold end 6, and such adjustment and change of the specific connection position between the first heat pipe 1 and the cold end 6 do not deviate from the principle and scope of the present utility model, and should be limited in the scope of protection of the present utility model.

Of course, the side surfaces of the first cold-conducting heat pipe 1 and the cold end 6 are preferably fixedly connected, so that the structural connection layout of the cold-conducting device and the refrigerator is more reasonable, the stability is better, and the installation and the use of the cold-conducting device are convenient.

It should be further noted that the present utility model is not limited to the fixing connection manner of the first heat pipe 1 and the cold end 6, and the first heat pipe 1 and the second heat pipe 2, for example, those skilled in the art may use an integrally arranged, welded or fastened connection manner, and the like, and the adjustment and the change of the specific fixing connection manner of the first heat pipe 1 and the cold end 6, and the first heat pipe 1 and the second heat pipe 2 do not deviate from the principle and the scope of the present utility model, and should be limited to the protection scope of the present utility model.

Next, taking the first heat-conducting and cooling tube 1 arranged along the horizontal direction and the right end inclined downwards, and the second heat-conducting and cooling tube 2 arranged along the vertical direction, the technical scheme of the utility model is further described by taking the side fixed connection of the first heat-conducting and cooling tube 1 and the cold end 6 as an example.

Preferably, as shown in fig. 1 to 3, the first heat-conducting pipes 1 are multiple and are arranged at intervals along the circumferential direction of the cold end 6, the second heat-conducting pipes 2 are multiple and are arranged at intervals along the vertical direction, the first ends of the multiple second heat-conducting pipes 2 are respectively and fixedly connected with the second ends of the corresponding first heat-conducting pipes 1, and the second ends of the multiple second heat-conducting pipes 2 are mutually and fixedly connected.

As shown in fig. 1 to 3, the first heat-conducting pipes 1 are arranged in two and are arranged at intervals along the circumferential direction of the side face of the cold end 6, the second heat-conducting pipes 2 are arranged in two and are arranged at intervals along the vertical direction, the upper ends of the two second heat-conducting pipes 2 are respectively fixedly connected with the right ends of the corresponding first heat-conducting pipes 1, the right ends of the first heat-conducting pipes 1 are arranged in a shape of' and are conveniently fixedly connected with the upper ends of the second heat-conducting pipes 2, and the bottom ends of the two second heat-conducting pipes 2 are mutually fixedly connected, so that the overall stability of the heat-conducting device is better.

It should be noted that the present utility model is not limited to the number of the first heat conductive pipes 1 and the second heat conductive pipes 2, for example, those skilled in the art may correspondingly set the number of the first heat conductive pipes 1 and the second heat conductive pipes 2 into three groups or four groups, etc., and such that the specific number of the first heat conductive pipes 1 and the second heat conductive pipes 2 may be adjusted and changed without departing from the principle and scope of the present utility model, and should be limited to the protection scope of the present utility model.

Of course, the first cold-conducting heat pipe 1 and the second cold-conducting heat pipe 2 are preferably arranged in two groups correspondingly, so that the cost is effectively controlled, the cold-conducting area of the cold-conducting device is increased, the volume of the cold-conducting device is reduced, and the cold-conducting efficiency of the cold-conducting device is higher.

It should be further noted that the present utility model is not limited to the connection manner of the fixed connection between the second ends of the plurality of second heat and cold pipes 2, for example, those skilled in the art may use an integral arrangement, welding or connection by a connecting member, and such adjustment and modification of the specific connection manner of the fixed connection between the second ends of the plurality of second heat and cold pipes 2 do not deviate from the principle and scope of the present utility model, and should be limited to the protection scope of the present utility model.

The technical scheme of the present utility model will be further described by taking two groups of the first heat-conducting heat pipes 1 and the second heat-conducting heat pipes 2 correspondingly as examples.

Preferably, as shown in fig. 1 to 3, the first heat pipe 1 and the second heat pipe 2 of the present utility model are hollow pipes, and the heat conduction device further includes an internal heat conduction medium filled in the first heat pipe 1 and the second heat pipe 2.

That is, the first heat pipe 1 and the second heat pipe 2 are hollow pipes, and the hollow pipes are filled with a cooling medium, so that the cooling device can conduct cooling energy to the cooling space through two modes of the heat pipes and the cooling medium, thereby increasing the cooling area of the cooling device and improving the cooling efficiency of the cooling device.

Preferably, as shown in fig. 2 and 3, the cold guide device of the present utility model further comprises a hollow connection pipe 3, and the hollow connection pipe 3 can communicate the second ends of the plurality of second cold and heat guide pipes 2.

As shown in fig. 2 and 3, the hollow connecting pipe 3 of the present utility model is illustratively provided as a hollow U-shaped pipe, and both ends of the hollow U-shaped pipe are integrally provided with the second ends of the two second heat-conductive pipes 2, respectively.

That is, the hollow U-shaped tube connects the bottom ends of the two second heat pipes 2 together, and the cold-conducting mediums in the two second heat pipes 2 are also collected together, so that the cold-conducting mediums at the bottom ends of the two second heat pipes 2 can transfer heat to the cold end 6 along the two second heat pipes 2, and then transfer the cold of the cold end 6 back, thereby improving the utilization rate of the cold-conducting mediums and further improving the cold-conducting efficiency of the cold-conducting device.

It should be noted that the connection manner of the hollow connection tube 3 and the second end of the second heat-conducting tube 2 is not limited in the present utility model, for example, those skilled in the art may use an integral arrangement, welding or fastening connection, etc., and such adjustment and modification of the specific connection manner of the hollow connection tube 3 and the second end of the second heat-conducting tube 2 do not deviate from the principle and scope of the present utility model, and should be limited in the protection scope of the present utility model.

Of course, the hollow connecting pipe 3 and the second end of the second cold-conducting heat pipe 2 are preferably integrally arranged, so that the cold-conducting device has good integrity and sealing performance, and the cold-conducting efficiency of the cold-conducting device is improved.

Preferably, as shown in fig. 1 to 3, the cold guide device of the present utility model further comprises a cold storage cylinder 4, the cold storage cylinder 4 is provided with a vacuum interlayer 43, and the second cold guide heat pipe 2 is placed in the cold storage cylinder 4.

As shown in fig. 1 to 3, the cold accumulation drum 4 of the present utility model is exemplarily provided with a double-layered hollow cylindrical structure and placed in a vertical direction, the inside of the double-layered hollow cylindrical structure is provided with a vacuum interlayer 43, and the top end of the cold accumulation drum 4 is provided with an opening (not shown in the drawings) through which the second heat conductive pipe 2 can be placed into the cold accumulation drum 4.

Preferably, as shown in fig. 1 to 3, the cold accumulation drum 4 of the present utility model includes a cylindrical body 41 and an end plate 42 that is blanket-mounted at the bottom end of the cylindrical body 41, and the inside of both the cylindrical body 41 and the end plate 42 is provided with a vacuum interlayer 43.

As shown in fig. 1 to 3, the cylindrical body 41 of the present utility model is a double-layered hollow cylindrical structure, the end plate 42 is a double-layered hollow circular plate structure, the end plate 42 is installed to cover the bottom end of the cylindrical body 41, and a communicating vacuum interlayer 43 is provided inside the cylindrical body 41 and the end plate 42.

It should be noted that the present utility model is not limited to the connection manner of the cylindrical body 41 and the end plate 42, for example, those skilled in the art may use an integral arrangement, welding or fastening connection, etc., and such adjustment and modification of the specific connection manner of the cylindrical body 41 and the end plate 42 do not deviate from the principle and scope of the present utility model and should be limited to the protection scope of the present utility model.

Preferably, as shown in fig. 1 to 3, the cylindrical body 41 and the end plate 42 are integrally arranged, so that the cold storage cylinder 4 has good integrity and sealing property, the vacuum heat preservation and insulation effect of the cold storage cylinder 4 is more remarkable, the consumption of cold energy can be reduced, and the cold guide efficiency of the cold guide device is improved.

Preferably, as shown in fig. 1 to 3, the cold guide device of the present utility model further includes a cold accumulation ring 5, the cold accumulation ring 5 is fixedly installed in the cylindrical body 41, and the second cold guide heat pipe 2 is inserted into the cold accumulation ring 5.

As shown in fig. 1 to 3, the cold accumulation ring 5 is provided with a circular ring shape, the outer diameter of the cold accumulation ring is slightly smaller than the inner diameter of the cylindrical body 41, the cold accumulation ring 5 is fixedly installed on the inner wall of the cylindrical body 41, the second cold-conducting heat pipe 2 can be inserted into the cold accumulation ring 5 after entering the cold accumulation cylinder 4 through the opening of the cold accumulation cylinder 4, the cold accumulation ring 5 can cover and wrap the outer side of the second cold-conducting heat pipe 2, the cold accumulation ring 5 can temporarily store the cold quantity conducted by the second cold-conducting heat pipe 2, the cold accumulation capacity of the cold-conducting device is increased, the consumption and the waste of the cold quantity are reduced, and the cold conducting efficiency of the cold-conducting device is improved.

It should be noted that the present utility model is not limited to the structural form of the cold accumulation ring 5, for example, those skilled in the art may arrange the cold accumulation ring 5 in such a form that the cold accumulation material 52 is directly installed in the cylindrical body 41 or the cold accumulation material 52 is filled in the annular housing, and such modifications and changes to the specific structural form of the cold accumulation ring 5 do not deviate from the principle and scope of the present utility model, and should be limited to the protection scope of the present utility model.

Preferably, as shown in fig. 2 and 3, the cool storage ring 5 of the present utility model includes an annular body 51 and a cool storage material 52, and the cool storage material 52 is filled into the annular body 51.

Illustratively, as shown in fig. 2 and 3, the annular body 51 of the present utility model is provided as an annular hollow structure, and the cold storage material 52 is filled inside the hollow structure.

Those skilled in the art will appreciate that while some embodiments described herein include some features but not others included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the present application and form different embodiments. For example, in the claims of the present application, any of the claimed embodiments may be used in any combination.

Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.

Claims (10)

1. A cold-conducting device of a refrigerator, said refrigerator comprising a cold end, characterized in that,

the cold guide device comprises a first cold guide pipe and a second cold guide pipe, the second cold guide pipe is in a spiral shape, a first end of the first cold guide pipe is fixedly connected with the cold end, and a second end of the first cold guide pipe is fixedly connected with the second cold guide pipe.

2. The cold-conducting device of claim 1, wherein the first heat-conducting pipes are a plurality of and are arranged at intervals along the circumferential direction of the cold end, and

the first ends of the second heat-conducting pipes are fixedly connected with the corresponding second ends of the first heat-conducting pipes respectively, and the second ends of the second heat-conducting pipes are fixedly connected with each other.

3. The cold-conducting device of claim 2, wherein the first cold-conducting tube and the second cold-conducting tube are hollow tubes, and the cold-conducting device further comprises a cold-conducting medium filled in the first cold-conducting tube and the second cold-conducting tube.

4. A cold-conducting device of a refrigerator according to claim 3, further comprising a hollow connecting tube communicating the second ends of the plurality of second cold-conducting heat pipes.

5. The cold guide device of claim 1, further comprising a cold storage cylinder provided with a vacuum interlayer, the second cold guide tube being placed into the cold storage cylinder.

6. The cold guide device of claim 5, wherein the cold storage cylinder comprises a cylindrical body and an end plate, the end plate is installed at the bottom end of the cylindrical body in a covering manner, and the vacuum interlayer is arranged inside the cylindrical body and the end plate.

7. The cold guide of claim 6, wherein the cylindrical body and the end plate are integrally provided.

8. The cold guide device of claim 6, further comprising a cold storage ring fixedly installed in the cylindrical body, the second cold guide pipe being inserted into the cold storage ring.

9. The cold guide of claim 8, wherein the cold accumulation ring comprises an annular body and a cold accumulation material filled into an inside of the annular body.

10. A refrigerator, characterized in that it comprises a cold guide of the refrigerator according to any one of claims 1 to 9.