CN215951587U - Heat exchanger and air conditioner - Google Patents
Heat exchanger and air conditioner Download PDFInfo
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- CN215951587U CN215951587U CN202121721684.6U CN202121721684U CN215951587U CN 215951587 U CN215951587 U CN 215951587U CN 202121721684 U CN202121721684 U CN 202121721684U CN 215951587 U CN215951587 U CN 215951587U
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- heat exchanger
- exchanger body
- heat
- heat exchange
- exchange structure
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- 239000003507 refrigerant Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 17
- 230000008901 benefit Effects 0.000 abstract description 10
- 230000007613 environmental effect Effects 0.000 abstract description 8
- 238000010257 thawing Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The application provides a heat exchanger and an air conditioner. The heat exchanger comprises a heat exchanger body, wherein the number of the laminated layers of the lower heat exchange structure of the heat exchanger body is smaller than that of the laminated layers of the upper heat exchange structure of the heat exchanger body. By applying the technical scheme of the utility model, the number of the laminated layers of the lower heat exchange structure of the heat exchanger body is smaller than that of the laminated layers of the upper heat exchange structure of the heat exchanger body, so that the wind resistance of the lower part of the heat exchanger body is smaller than that of the upper part of the heat exchanger body. The environmental advantage that the upper portion heat transfer effect of utilizing the heat exchanger body is good lets the number of piles of heat transfer structure range upon range of more, better utilizes the advantage that upper heat exchanger amount of wind is sufficient, the wind field is even to the heat transfer volume has been improved. In view of the poor environmental disadvantage of the upper portion heat transfer effect of heat exchanger body, let the number of piles of heat transfer structure range upon range of less, reduce the windage for lower floor's heat exchanger heat transfer is even, and heat transfer area obtains make full use of, improves heat exchange efficiency.
Description
Technical Field
The utility model relates to the technical field of air conditioning equipment, in particular to a heat exchanger and an air conditioner.
Background
In present refrigeration air conditioner trade field, to the outdoor heat exchanger of upper portion air-out formula air conditioner, current heat exchanger pipeline is arranged unanimously from top to bottom, but upper and lower floor's heat exchanger wind field distributes unevenly, and first half heat exchanger is because near apart from the fan, and the wind field is strong, and the heat transfer effect preferred, the latter half heat exchanger is far away apart from the fan, and air conditioner lower part is more, and the amount of wind is weak, and the wind field is inhomogeneous, and the heat transfer volume is far less than upper portion heat exchanger, and whole heat exchanger wholly does not agree with the wind field, does not obtain make full use of.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a heat exchanger and an air conditioner, and aims to solve the technical problem of uneven heat exchange caused by non-conformity of a heat exchanger with a wind field in the prior art.
The embodiment of the application provides a heat exchanger, including the heat exchanger body, the lower part heat exchange structure of heat exchanger body stacks the number of piles and is less than the upper portion heat exchange structure of heat exchanger body stacks the number of piles.
In one embodiment, the heat exchanger body includes upper heat exchanger body and lower floor's heat exchanger body, and the upper heat exchanger body sets up on lower floor's heat exchanger body, and the number of piles of heat exchange structure of lower floor's heat exchanger body is less than the number of piles of heat exchange structure of upper heat exchanger body.
In one embodiment, the upper and lower heat exchanger bodies are of equal height.
In one embodiment, the number of stacked lower heat exchange structures of the heat exchanger body is 2, and the number of stacked upper heat exchange structures of the heat exchanger body is 3.
In one embodiment, the heat exchange structure includes a heat exchange tube for circulating a refrigerant.
In one embodiment, the heat exchange structure further comprises fins disposed on the heat exchange tubes.
In one embodiment, the heat exchanger body is U-shaped, G-shaped, or in-line shaped.
The application also provides an air conditioner, which comprises a heat exchanger, wherein the heat exchanger is the heat exchanger.
In one embodiment, the air conditioner includes a base and a cooling part mounted on the base, opposite the cooling part, at a lower portion of the heat exchanger body.
In one embodiment, the air conditioner further includes a wind fence provided at the heat exchanger.
In the above-described embodiment, the number of stacked lower heat exchange structures of the heat exchanger body is smaller than the number of stacked upper heat exchange structures of the heat exchanger body, so that the wind resistance of the lower portion of the heat exchanger body is smaller than the wind resistance of the upper portion of the heat exchanger body. The environmental advantage that the upper portion heat transfer effect of utilizing the heat exchanger body is good lets the number of piles of heat transfer structure range upon range of more, better utilizes the advantage that upper heat exchanger amount of wind is sufficient, the wind field is even to the heat transfer volume has been improved. In view of the poor environmental disadvantage of the upper portion heat transfer effect of heat exchanger body, let the number of piles of heat transfer structure range upon range of less, reduce the windage for lower floor's heat exchanger heat transfer is even, and heat transfer area obtains make full use of, improves heat exchange efficiency. Therefore, the technical problem of uneven heat exchange caused by non-conformity with a wind field of the heat exchanger in the prior art can be solved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic perspective view of an embodiment of a heat exchanger according to the present invention;
fig. 2 is a front view and a partially enlarged view of the heat exchanger of fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
In the prior art, when the air conditioner performs heating operation, the lower part of the heat exchanger frosts faster and thicker, and defrosting is difficult during defrosting operation, so that the air conditioner has low heating effect and high energy consumption, and the comfort of users is influenced. In order to solve the above-mentioned problems of uneven wind speed distribution of the whole heat exchanger, good heat exchange effect of the upper heat exchanger, and poor heat exchange effect of the lower heat exchanger due to the structural problems of the air conditioner in the prior art, as shown in fig. 1 and 2, the technical scheme of the utility model provides an implementation mode of a heat exchanger, the heat exchanger comprises a heat exchanger body 10, and the number of stacked layers of the lower heat exchange structure of the heat exchanger body 10 is smaller than that of stacked layers of the upper heat exchange structure of the heat exchanger body 10.
By applying the technical scheme of the utility model, the number of the laminated layers of the lower heat exchange structure of the heat exchanger body 10 is smaller than that of the laminated layers of the upper heat exchange structure of the heat exchanger body 10, so that the wind resistance of the lower part of the heat exchanger body 10 is smaller than that of the upper part of the heat exchanger body 10. The environmental advantage that the upper portion heat exchange effect of heat exchanger body 10 is good is utilized, and the number of the laminated layer of heat exchange structure is more, and the advantage that the upper heat exchanger amount of wind is sufficient, the wind field is even is better utilized to heat transfer volume has been improved. In view of the poor environmental disadvantage of the upper portion heat transfer effect of heat exchanger body 10, let the number of piles of heat transfer structure range upon range of less, reduce the windage for lower floor's heat exchanger heat transfer is even, and heat transfer area obtains make full use of, improves heat exchange efficiency. Therefore, the technical problem of uneven heat exchange caused by non-conformity with a wind field of the heat exchanger in the prior art can be solved.
In addition, for production, the energy efficiency is improved, namely, the cost is reduced, and the heat exchanger structure is smaller in size in design and can meet the heat exchange quantity required by designing the heat exchanger. The air conditioner has even heat exchange quantity and has very high benefit when the unit operates for heating. The heat exchange quantity of the lower part and the upper part of the heat exchanger body 10 tends to be consistent, the distribution is more uniform when the unit operates and frosts, and the phenomena of frosting layering of the lower part and the upper part and frosting, thick defrosting difficulty of the lower layer heat exchanger are avoided. The defrosting effect is improved, so that the defrosting time is reduced, and the comfort level is improved.
As a preferred embodiment, as shown in fig. 2, the heat exchanger body 10 includes an upper layer heat exchanger body 10a and a lower layer heat exchanger body 10b, and the upper layer heat exchanger body 10a is disposed above the lower layer heat exchanger body 10 b. The number of layers of the heat exchange structure stack of the lower heat exchanger body 10b is smaller than that of the heat exchange structure stack of the upper heat exchanger body 10 a. In this way, in the solution of the present embodiment, the heat exchanger body 10 is designed to be layered up and down, that is, the upper layer heat exchanger body 10a and the lower layer heat exchanger body 10b use different numbers of layers of stacked heat exchange structures. Optionally, in the technical solution of this embodiment, the heights of the upper-layer heat exchanger body 10a and the lower-layer heat exchanger body 10b are equal. As another alternative, the heights of the upper layer heat exchanger body 10a and the lower layer heat exchanger body 10b may not be equal.
Note that the height is a dimension in the vertical direction in fig. 2.
As shown in fig. 2, in the solution of the present embodiment, the number of stacked lower heat exchange structures of the heat exchanger body 10 is 2, and the number of stacked upper heat exchange structures of the heat exchanger body 10 is 3. As other alternative embodiments, the number of layers of the heat exchange structure layers adopted in the lower part of the heat exchanger body 10 or the upper part of the heat exchanger body 10 may be changed according to specific wind field conditions. For example, in specific implementation, the number of the stacked layers of the lower heat exchange structure of the heat exchanger body 10 is 1-2 less than that of the stacked layers of the upper heat exchange structure of the heat exchanger body 10, and the upper and lower layers are arranged in a stepped arrangement, so that the wind field is fully utilized, and the heat exchange effect is improved.
As an optional implementation manner, the heat exchange structure includes a heat exchange tube 11, and the heat exchange tube 11 is used for circulating a refrigerant. When in use, the refrigerant in the heat exchange tube 11 exchanges heat with air. More preferably, the heat exchange structure further comprises fins arranged on the heat exchange tube 11, and the heat exchange area can be increased through the fins, so that the heat exchange efficiency is improved.
Preferably, in the technical solution of the present embodiment, the heat exchange tube 11 is a copper tube, that is, a heat exchange structure of a copper tube and a fin is adopted. As other alternative embodiments, heat exchange structures with other structures may also be used.
It should be noted that, in the technical solution of the present invention, the number of heat exchange structure layers refers to the number of layers in the thickness direction of the copper tube-fin structure similar to that in the above embodiment, for example, in fig. 2, the number of layers of the heat exchange structure of the upper heat exchanger body 10a is 3, and the number of layers of the heat exchange structure of the lower heat exchanger body 10b is 2.
As shown in fig. 1, in the solution of the present embodiment, the heat exchanger body 10 is U-shaped. As other alternative embodiments, the heat exchanger body 10 may have other configurations. As other alternative embodiments, the heat exchanger body 10 may also be G-shaped or in-line shaped.
The utility model also provides an air conditioner which comprises the heat exchanger. The heat exchanger is adopted. The environmental advantage that the upper portion heat exchange effect of heat exchanger body 10 is good is utilized, and the number of the laminated layer of heat exchange structure is more, and the advantage that the upper heat exchanger amount of wind is sufficient, the wind field is even is better utilized to heat transfer volume has been improved. In view of the poor environmental disadvantage of the upper portion heat transfer effect of heat exchanger body 10, let the number of piles of heat transfer structure range upon range of less, reduce the windage for lower floor's heat exchanger heat transfer is even, and heat transfer area obtains make full use of, improves heat exchange efficiency, thereby improves air conditioner's whole work efficiency.
Optionally, this air conditioner is the air-out formula air conditioner, and the upper and lower layer design of heat exchanger, upper heat exchanger body 10a is owing to be close to the fan, and the air conditioner upper space is spacious, and the wind speed is high, and the amount of wind is big, and wind field distributes comparatively evenly, and upper heat transfer volume is big, and the heat transfer is effectual.
As a more preferable embodiment, the air conditioner includes a base and a cooling part installed on the base, and is located at a lower portion of the heat exchanger body 10 opposite to the cooling part. Optionally, the refrigeration components are components such as a compressor, oil, steam and the like, and based on the blocking problem of the components, the lower air quantity of the heat exchanger is small, the air speed distribution is uneven, and the heat exchange efficiency is low. Because the lower floor spatial distribution air conditioner components and parts that correspond with lower floor's heat exchanger body 10b are more, and far away from the fan, the wind speed is lower compared in upper air conditioner, and the amount of wind is little, leads to the wind field very inhomogeneous, reduces the number of piles of the heat transfer structural layer of lower floor's heat exchanger body 10b to reduced wind field resistance, and then can improve the amount of wind, make lower floor's heat exchanger body 10b heat transfer effect better, improve heat exchange efficiency.
More preferably, the air conditioner further includes an air grid provided at the heat exchanger. If the amount of wind is not enough, visual particular case increases the direction air grid, and the air grid angle tilt up makes the wind direction change, changes to be discharged by air conditioner top fan, changes lower floor's heat exchanger body 10b wind field, has improved lower floor's heat exchanger body 10b amount of wind, makes lower floor's space wind speed tend to evenly, improves the heat transfer effect. It should be noted that, the air grid is disposed at the heat exchanger, which means that the air grid is disposed at a position close to the heat exchanger on the inner side of the heat exchanger relative to the air inlet.
The novel heat exchanger structure of inhomogeneous wind speed that this scheme provided has very profitable effect when the air conditioner heats the operation, and the whole heat transfer volume of heat exchanger tends to unanimity for difficult layering when the air conditioner is whole frosting has solved lower floor's heat exchanger body 10b because the wind field is not good easily frosts, frosts thickly, the difficult problem of defrosting difficulty.
It should be noted that the technical solution of the air conditioner of the present invention is particularly suitable for an air conditioner outdoor unit.
According to the technical scheme, the heat exchanger structure capable of increasing the air grid is designed, the heat exchanger is layered up and down, so that the air quantity of the upper layer and the air quantity of the lower layer of the heat exchanger tend to be consistent, the whole heat exchange area of the heat exchanger is fully utilized, the heat exchange quantity is increased, and the energy efficiency of the air conditioner can be greatly improved. Compared with an air conditioner with an old upper heat exchanger and a lower heat exchanger which are integrally consistent, the design scheme increases the heat exchange amount and meets the requirements of users more easily.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the embodiment of the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The heat exchanger comprises a heat exchanger body (10), and is characterized in that the number of stacked layers of the lower heat exchange structure of the heat exchanger body (10) is smaller than that of stacked layers of the upper heat exchange structure of the heat exchanger body (10).
2. The heat exchanger according to claim 1, wherein the heat exchanger body (10) includes an upper layer heat exchanger body (10a) and a lower layer heat exchanger body (10b), the upper layer heat exchanger body (10a) being disposed above the lower layer heat exchanger body (10b), the number of layers of the heat exchange structure of the lower layer heat exchanger body (10b) being smaller than the number of layers of the heat exchange structure of the upper layer heat exchanger body (10 a).
3. The heat exchanger according to claim 2, characterized in that the upper layer heat exchanger body (10a) and the lower layer heat exchanger body (10b) are equal in height.
4. The heat exchanger according to claim 1, wherein the number of layers in which the lower heat exchange structure of the heat exchanger body (10) is laminated is 2, and the number of layers in which the upper heat exchange structure of the heat exchanger body (10) is laminated is 3.
5. The heat exchanger according to any one of claims 1 to 4, wherein the heat exchange structure comprises heat exchange tubes (11), the heat exchange tubes (11) being adapted to circulate a refrigerant.
6. The heat exchanger according to claim 5, wherein the heat exchange structure further comprises fins provided on the heat exchange tubes (11).
7. The heat exchanger according to claim 1, characterized in that the heat exchanger body (10) is U-shaped, G-shaped or in-line shaped.
8. An air conditioner comprising a heat exchanger, wherein the heat exchanger is as claimed in any one of claims 1 to 7.
9. Air conditioner according to claim 8, characterized in that it comprises a base and a refrigerating component mounted on said base, opposite to it, in the lower part of the heat exchanger body (10).
10. The air conditioner of claim 8, further comprising a wind grid disposed at the heat exchanger.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121721684.6U CN215951587U (en) | 2021-07-27 | 2021-07-27 | Heat exchanger and air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121721684.6U CN215951587U (en) | 2021-07-27 | 2021-07-27 | Heat exchanger and air conditioner |
Publications (1)
Publication Number | Publication Date |
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CN215951587U true CN215951587U (en) | 2022-03-04 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202121721684.6U Active CN215951587U (en) | 2021-07-27 | 2021-07-27 | Heat exchanger and air conditioner |
Country Status (1)
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CN (1) | CN215951587U (en) |
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2021
- 2021-07-27 CN CN202121721684.6U patent/CN215951587U/en active Active
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