CN217785349U - Heat exchanger and dehumidifier - Google Patents
Heat exchanger and dehumidifier Download PDFInfo
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- CN217785349U CN217785349U CN202221978389.3U CN202221978389U CN217785349U CN 217785349 U CN217785349 U CN 217785349U CN 202221978389 U CN202221978389 U CN 202221978389U CN 217785349 U CN217785349 U CN 217785349U
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- heat exchanger
- heat exchange
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Abstract
The utility model discloses a heat exchanger and dehumidifier, wherein, the heat exchanger has relative air inlet side and air-out side, the heat exchanger includes fixed sideboard and a plurality of heat transfer unit, heat transfer unit sets up to the finned tube structure, heat transfer unit's end fixing in fixed sideboard, and a plurality of heat transfer unit is in the air inlet side with interval distribution in the direction of distribution of air-out side. The utility model discloses technical scheme aims at optimizing the structure of heat exchanger to promote the heat exchange efficiency of heat exchanger.
Description
Technical Field
The utility model relates to a indirect heating equipment field, in particular to heat exchanger and dehumidifier.
Background
The heat exchanger is a device for realizing heat transfer between cold and hot fluids. In order to improve the heat transfer efficiency and the energy utilization rate, the enhanced heat transfer technology is an important research field in the field of heat exchangers, the heat exchange area is increased by using fins as extension surfaces, and the enhanced heat transfer technology is a ubiquitous mode in the enhanced heat transfer technology, wherein the more popular mode is a tube-fin heat exchanger. However, the conventional tube-fin heat exchanger has an unreasonable structure, resulting in low heat exchange efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a heat exchanger aims at optimizing the structure of heat exchanger to promote the heat exchange efficiency of heat exchanger.
In order to achieve the above object, the heat exchanger provided by the utility model has an opposite air inlet side and an air outlet side, and comprises a heat exchanger and a heat exchanger;
fixing the side plate; and
the heat exchange units are arranged in a tube-fin structure, the end parts of the heat exchange units are fixed on the fixed side plate, and the heat exchange units are distributed at intervals in the distribution directions of the air inlet side and the air outlet side.
Optionally, the refrigerant channels of two adjacent heat exchange units are communicated with each other, so that the refrigerant channels of the plurality of heat exchange units are connected in series.
Optionally, the heat exchanger has a refrigerant inlet and a refrigerant outlet, the refrigerant inlet is disposed on the heat exchange unit on the side of the air outlet side, and the refrigerant outlet is disposed on the heat exchange unit on the side of the air inlet side.
Optionally, in the distribution direction of the air inlet side and the air outlet side, the heat exchange unit is provided with one or more rows of refrigerant pipes.
Optionally, the number of the heat exchange units is 2 to 6.
Optionally, two fixing side plates are provided, and two ends of the heat exchange unit are respectively fixed to different fixing side plates.
Optionally, one of the fixed side plates is made of metal, and the other of the fixed side plates is made of plastic.
Optionally, the fixed sideboard is provided with one, and each equal one end of heat transfer unit is fixed in the fixed sideboard, and the other end is tied up through the ribbon and is fixed in adjacent heat transfer unit.
Optionally, the fixed side plate is made of a metal material.
The utility model discloses still provide a dehumidifier, include:
the air conditioner comprises a shell, a fan and a control device, wherein the shell is provided with an air inlet, an air outlet and an air duct communicated with the air inlet and the air outlet;
the evaporator is arranged in the air duct; and
the condenser, the condenser is aforementioned heat exchanger, the condenser is located the wind channel is located deviating from of evaporimeter one side of air intake, just the air inlet side corresponds the air intake sets up, the air-out side corresponds the air outlet sets up.
The utility model discloses among the technical scheme, interval distribution has a plurality of heat transfer units on the distribution direction of air inlet side and air-out side for have the clearance between adjacent heat transfer unit's the fin, thereby isolated the heat-conduction between the adjacent heat transfer unit, be favorable to the guarantee to be close to the refrigerant pipe of refrigerant import and the difference in temperature between the air of fin and air inlet side, thereby promote the heat exchange efficiency of heat exchanger. And the end parts of the heat exchange units are fixed with the fixed side plates, so that gaps can be stably reserved between the adjacent heat exchange units.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a front view of an embodiment of the heat exchanger of the present invention;
fig. 2 is a side view of an embodiment of the heat exchanger of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
fig. 4 is a top view of an embodiment of the heat exchanger of the present invention;
fig. 5 is a sectional view of an embodiment of the dehumidifier of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 101 | |
320 | |
| 102 | |
10 | Casing (CN) |
| 103 | |
11 | |
| 104 | |
12 | |
| 200 | Fixed |
13 | |
| 300 | |
20 | Evaporator with a |
| 310 | |
30 | Condenser |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
The terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a heat exchanger.
In an embodiment of the present invention, as shown in fig. 1 to fig. 4, the heat exchanger has opposite air inlet side 101 and air outlet side 102, the heat exchanger includes a fixed sideboard 200 and a plurality of heat exchange units 300, the heat exchange units 300 are arranged in a fin-tube structure, the end of the heat exchange units 300 is fixed on the fixed sideboard 200, and is plural the heat exchange units 300 are in the air inlet side 101 and the distribution direction of the air outlet side 102 are distributed at intervals.
It can be understood that, the finned tube heat exchanger includes refrigerant pipe and the fin of cover locating the refrigerant outside of tubes, and current finned tube heat exchanger is monolithic structure, also in the distribution direction of air-in side and air-out side, each fin all is continuous structure, and, it has multiseriate refrigerant pipe to distribute in the distribution direction of air-in side and air-out side, because the order that the refrigerant flowed through the refrigerant pipe of different ranks has successively, make to have the temperature difference between the refrigerant pipe of different ranks, and the refrigerant pipe of different ranks can be through the fin heat transfer of continuous structure, reduced the refrigerant pipe that is close to the refrigerant import and the difference in temperature between the air of fin and air-in side, lead to the heat transfer effect of air and fin not good.
The utility model discloses among the technical scheme, interval distribution has a plurality of heat transfer units 300 on the distribution direction of air inlet side 101 and air-out side 102 for have the clearance between the fin 320 of adjacent heat transfer unit 300, thereby isolated the heat-conduction between the adjacent heat transfer unit 300, be favorable to the guarantee to be close to the difference in temperature between the air of refrigerant pipe 310 and fin 320 and air inlet side 101 of refrigerant import 103, thereby promote the heat exchange efficiency of heat exchanger. And the ends of the heat exchange units 300 are fixed to the fixing side plates 200, so that a gap can be stably maintained between the adjacent heat exchange units 300.
Further, in this embodiment, the refrigerant channels of two adjacent heat exchange units 300 are communicated, so that the refrigerant channels of the plurality of heat exchange units 300 are connected in series. So, all have the difference in temperature between each heat transfer unit 300, when the air current was through different heat transfer units 300, can take place the heat transfer of different degrees, be favorable to promoting the heat exchange efficiency of heat exchanger. Of course, in other embodiments, the refrigerant channels of the heat exchange units 300 may be connected in parallel.
Further, in this embodiment, the heat exchanger has a refrigerant inlet 103 and a refrigerant outlet 104, the refrigerant inlet 103 is disposed on the heat exchange unit 300 on the side of the air outlet side 102, and the refrigerant outlet 104 is disposed on the heat exchange unit 300 on the side of the air inlet side 101. Therefore, the temperature difference between the air of the heat exchange units 300 and the air of the air inlet side 101 is gradually increased in the direction from the air inlet side 101 to the air outlet side 102, so that the gradual temperature change of the air is facilitated, and the heat exchange efficiency of the heat exchanger is maximized. Of course, in other embodiments, the refrigerant inlet 103 and the refrigerant outlet 104 may be disposed on other heat exchange units 300.
Further, in this embodiment, the number of the heat exchange units 300 is 2 to 6. It can be understood that the number of the heat exchange units 300 is too large, which leads to more complicated processing procedures and assembling procedures of the heat exchanger, and is not beneficial to the production of the heat exchanger. In this embodiment, the number of heat exchange units 300 is set to 2 to 6, which is convenient for the production of the heat exchange units 300 and the assembly of the heat exchange units 300 and the fixed side plate 200, and is beneficial to ensuring the production efficiency of the heat exchanger.
Further, in this embodiment, in the distribution direction of the air inlet side 101 and the air outlet side 102, the heat exchange unit 300 is provided with one or more rows of refrigerant pipes 310. It can be understood that, when heat exchange unit 300 is provided with a row of refrigerant pipes 310, the temperature distribution of heat exchange unit 300 can be more even, more be favorable to its heat transfer with the air, however, a certain amount of refrigerant pipes 310 need to be arranged to the heat exchanger, in order to ensure the heat transfer quantity of heat exchanger, when the heat transfer quantity that the heat exchanger requires is great, if a heat exchange unit 300 only sets up one row of refrigerant pipes 310, it is too many to lead to the number of heat exchange unit 300 that the heat exchanger needs to set up possibly, or a row of refrigerant pipes 310 has a plurality of sections of bending, this will make heat exchange unit 300's size too big, at this moment, can set up multiseriate refrigerant pipes 310 on heat exchange unit 300, in order to optimize the structural layout of heat exchanger, wherein, in order to ensure single heat exchange unit 300's temperature distribution homogeneity, the column number of the refrigerant pipes 310 that sets up on a heat exchange unit 300 is preferably with 2 columns.
In one embodiment, two fixing side plates 200 are provided, and both ends of the heat exchange unit 300 are respectively fixed to different fixing side plates 200. So, can make heat exchange unit 300's both ends all have better fixed effect to promote the structural stability of heat exchanger, make and to keep the clearance more stably between the adjacent heat exchange unit 300.
Further, in this embodiment, a material of one of the fixing side plates 200 is a metal material, and a material of the other fixing side plate 200 is a plastic material. It is understood that the structural strength and aging resistance of metal are better than those of plastic, but the heat conductivity of metal is better than that of plastic. In this embodiment, one fixing side plate 200 is made of metal, and one fixing side plate 200 is made of plastic, so that the heat exchange units 300 can be supported sufficiently, and the heat conducted by the different heat exchange units 300 through the fixing side plates 200 can be reduced, thereby ensuring the temperature difference between the heat exchange units 300. And, the fixed sideboard 200 of metal material processing is convenient, can be through the mode shaping of punching press, and the fixed sideboard 200 of plastics material is equally convenient to process, can be through the mode shaping of moulding plastics, is favorable to ensuring the production of heat exchanger. Of course, in other embodiments, the material of the two fixing side plates 200 may be a metal material, and a heat insulating material may be disposed between the fixing side plates 200 and the end portions of the heat exchange units 300 to weaken the heat conduction between different heat exchange units 300.
In one embodiment, there is one fixing side plate 200, and one end of each heat exchange unit 300 is fixed to the fixing side plate 200, and the other end is bound and fixed to the adjacent heat exchange unit 300 by a binding tape. Specifically, the tie is fastened to the refrigerant pipes 310 of two adjacent heat exchange units 300, so that the ends of the heat exchange units 300 are relatively fixed. In this embodiment, both ends of the heat exchanging unit 300 can be reliably fixed, and the heat of the heat exchanging unit 300 can hardly be conducted to the adjacent heat exchanging unit 300 through the binding tape, which is beneficial to ensuring the temperature difference between the heat exchanging units 300.
Further, in this embodiment, the material of fixed sideboard 200 is the metal material, and metallic structural strength and ageing-resistant performance are high, are favorable to guaranteeing the stable connection of a plurality of heat exchange units 300 to guarantee the structural stability of heat exchanger. Moreover, the metal fixing edge plate 200 is convenient to process and can be formed in a stamping mode, and the production of the heat exchanger is guaranteed. Of course, in other embodiments, the material of the fixing side plate may also be a plastic material.
The utility model discloses still provide a dehumidifier, as shown in fig. 5, this dehumidifier includes:
the air conditioner comprises a machine shell 10, wherein the machine shell 10 is provided with an air inlet 11, an air outlet 12 and an air duct 13 for communicating the air inlet 11 with the air outlet 12;
the evaporator 20 is arranged in the air duct 13; and
the condenser 30, the condenser 30 is aforementioned heat exchanger, the condenser 30 is located the wind channel 13, and be located deviating from of evaporimeter 20 one side of air intake 11, just the air inlet side 101 corresponds the air intake 11 sets up, the air-out side 102 corresponds the air outlet 12 sets up.
The specific structure of the heat exchanger refers to the above embodiments, and the dehumidifier adopts all technical schemes of all the above embodiments, so that the dehumidifier at least has all the beneficial effects brought by the technical schemes of the above embodiments, and details are not repeated herein. In addition, through comparison experiments on the dehumidifier, the heat exchanger is adopted as the condenser 30, so that the energy efficiency coefficient of the condenser 30 under different working conditions is improved by at least about 6.5% compared with that of the condenser 30 in the prior art. In addition, in the dehumidifier, the gap between two adjacent heat exchange units 300 of the condenser 30 is preferably 8mm to 15 mm.
The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. A heat exchanger having opposite air inlet and outlet sides, the heat exchanger comprising:
fixing the side plate; and
the heat exchange units are arranged in a tube-fin structure, the end parts of the heat exchange units are fixed on the fixed side plate, and the heat exchange units are distributed at intervals in the distribution directions of the air inlet side and the air outlet side.
2. The heat exchanger as claimed in claim 1, wherein the refrigerant channels of two adjacent heat exchange units are communicated with each other, so that the refrigerant channels of a plurality of heat exchange units are connected in series.
3. The heat exchanger of claim 2, wherein the heat exchanger has a refrigerant inlet and a refrigerant outlet, the refrigerant inlet is disposed in the heat exchange unit on the side of the air outlet, and the refrigerant outlet is disposed in the heat exchange unit on the side of the air inlet.
4. The heat exchanger of claim 1, wherein the heat exchange unit has one or more rows of refrigerant tubes in a direction of distribution of the air inlet side and the air outlet side.
5. The heat exchanger of claim 1, wherein the number of heat exchange units is 2 to 6.
6. The heat exchanger as claimed in claim 1, wherein there are two of the fixed side plates, and both ends of the heat exchange unit are fixed to different ones of the fixed side plates, respectively.
7. The heat exchanger of claim 2, wherein one of the fixed side plates is made of metal and the other of the fixed side plates is made of plastic.
8. The heat exchanger as claimed in claim 1, wherein there is one fixing side plate, and each of the heat exchange units is fixed to the fixing side plate at one end and to the adjacent heat exchange unit at the other end by being bound with a binding tape.
9. The heat exchanger of claim 8, wherein the fixed side plate is made of metal.
10. A dehumidifier, comprising:
the air conditioner comprises a shell, a fan and a control device, wherein the shell is provided with an air inlet, an air outlet and an air duct communicated with the air inlet and the air outlet;
the evaporator is arranged in the air duct; and
the condenser, the condenser is the heat exchanger of any one of claims 1 to 9, the condenser is located the wind channel, and be located the evaporimeter deviate from one side of air intake, just the air inlet side corresponds the air intake setting, the air-out side corresponds the air outlet setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221978389.3U CN217785349U (en) | 2022-07-28 | 2022-07-28 | Heat exchanger and dehumidifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221978389.3U CN217785349U (en) | 2022-07-28 | 2022-07-28 | Heat exchanger and dehumidifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217785349U true CN217785349U (en) | 2022-11-11 |
Family
ID=83943144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221978389.3U Active CN217785349U (en) | 2022-07-28 | 2022-07-28 | Heat exchanger and dehumidifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217785349U (en) |
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2022
- 2022-07-28 CN CN202221978389.3U patent/CN217785349U/en active Active
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