CN111469628A - Waste heat recovery heat exchanger and vehicle air conditioner - Google Patents
Waste heat recovery heat exchanger and vehicle air conditioner Download PDFInfo
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- CN111469628A CN111469628A CN202010381833.2A CN202010381833A CN111469628A CN 111469628 A CN111469628 A CN 111469628A CN 202010381833 A CN202010381833 A CN 202010381833A CN 111469628 A CN111469628 A CN 111469628A
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- heat exchange
- heat exchanger
- exchange plate
- heat recovery
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- 238000011084 recovery Methods 0.000 title claims abstract description 52
- 239000002918 waste heat Substances 0.000 title claims abstract description 47
- 239000007788 liquid Substances 0.000 claims abstract description 157
- 238000004891 communication Methods 0.000 claims description 40
- 239000003507 refrigerant Substances 0.000 claims description 25
- 239000000110 cooling liquid Substances 0.000 claims description 15
- 239000002826 coolant Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000004378 air conditioning Methods 0.000 description 6
- 230000008676 import Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00321—Heat exchangers for air-conditioning devices
- B60H1/00342—Heat exchangers for air-conditioning devices of the liquid-liquid type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00385—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell
- B60H1/00392—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell for electric vehicles having only electric drive means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/08—Tubular elements crimped or corrugated in longitudinal section
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
Abstract
The invention relates to the technical field of waste heat recovery, and discloses a waste heat recovery heat exchanger and an automobile air conditioner, wherein the waste heat recovery heat exchanger comprises an upper cover plate, at least one heat exchange plate group and a lower base plate which are sequentially stacked, a first liquid inlet, a first liquid outlet, a second liquid inlet and a second liquid outlet are formed in the upper cover plate, first liquid channels are respectively formed among the heat exchange plate groups, between the heat exchange plate group and the upper cover plate, and between the heat exchange plate group and the lower base plate, the first liquid channels are respectively communicated with the first liquid inlet and the first liquid outlet, the heat exchange plate group comprises two heat exchange plates, the two heat exchange plates form a second liquid channel, the second liquid channel is isolated from the first liquid channel, and the second liquid channel is respectively communicated with the second liquid inlet and the second liquid outlet. The waste heat recovery heat exchanger disclosed by the invention has the advantages of compact structure, small volume, convenience in installation and high heat exchange efficiency, and enhances the heating capacity of an automobile air conditioner during operation under a low-temperature condition.
Description
Technical Field
The invention relates to the technical field of waste heat recovery, in particular to a waste heat recovery heat exchanger and an automobile air conditioner.
Background
With the support of encouragement of national policies and the development of new energy automobiles, the new energy automobiles are more and more sought after by people. In the aspect of a new energy automobile air conditioning system, the energy conservation and high efficiency of the air conditioning system become the primary consideration because the air conditioning system is limited by the development of battery technology and a short plate of endurance mileage at present. In order to give consideration to the heating effect and the endurance mileage of the electric automobile, the heat pump air conditioner is one of the best choices of new energy automobiles. The heat pump air conditioning system has the greatest advantages of high refrigeration and heating efficiency, but when the system operates under a low-temperature condition, the heating efficiency is reduced, therefore, an additional waste heat recovery heat exchanger needs to be additionally arranged to relieve the problem of low heating efficiency in the low-temperature condition operation to a certain extent, the existing waste heat recovery heat exchanger is a cooler or an evaporator, the cooler cannot meet the requirements of heat exchange and flow resistance due to small volume and low floor height, the conventional evaporator needs to occupy large space due to large volume, and the existing cooler and evaporator are not suitable for being used in the heat pump air conditioning system of the new energy automobile.
Disclosure of Invention
Based on the above, an object of the present invention is to provide a waste heat recovery heat exchanger, which solves the problem that neither the existing cooler nor the existing evaporator can satisfy the heat pump air conditioning system of the new energy automobile.
Another object of the present invention is to provide a vehicle air conditioner that increases heating efficiency when the vehicle air conditioner is operated under low temperature conditions.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a waste heat recovery heat exchanger, includes upper cover plate, heat exchange plate group and the lower plate that superposes in proper order, be equipped with first liquid import, first liquid outlet, second liquid import and second liquid outlet on the upper cover plate, the number of heat exchange plate group is at least one, between the heat exchange plate group, heat exchange plate group with between the upper cover plate, heat exchange plate group with form first liquid channel between the lower plate respectively, first liquid channel respectively with first liquid import with first liquid outlet intercommunication, heat exchange plate group includes two heat exchange plates, two heat exchange plate forms second liquid channel, second liquid channel with first liquid channel is isolated, second liquid channel respectively with second liquid import with second liquid outlet intercommunication.
As a preferred scheme of the waste heat recovery heat exchanger, a V-shaped corrugated structure is arranged on the upper side face of the heat exchange plate, the angle of the corrugations of the V-shaped corrugated structure is 60-80 degrees, the distance between the corrugations of the V-shaped corrugated structure is 3-4 mm, and the height of the corrugations of the V-shaped corrugated structure is 1-1.35 mm.
As a preferable scheme of the waste heat recovery heat exchanger, the first liquid channel is a cooling liquid channel, and the second liquid channel is a refrigerant channel.
As a preferable scheme of the waste heat recovery heat exchanger, the first liquid inlet and the second liquid inlet are respectively located at two ends of one diagonal line of the upper cover plate, the first liquid outlet and the second liquid outlet are respectively located at two ends of the other diagonal line of the upper cover plate, the first liquid inlet and the first liquid outlet are respectively located at two ends of one long side of the upper cover plate, and the second liquid inlet and the second liquid outlet are respectively located at two ends of the other long side of the upper cover plate, so that a flow direction of the cooling liquid in the first liquid passage is opposite to a flow direction of the refrigerant in the second liquid passage.
As a preferred scheme of the waste heat recovery heat exchanger, four corners of the heat exchange plate are respectively provided with a first communicating hole, a second communicating hole, a third communicating hole and a fourth communicating hole, a first flow guide boss is arranged on the outer side of the first communicating hole, and a second flow guide boss is arranged on the outer side of the second communicating hole.
As a preferable scheme of the waste heat recovery heat exchanger, at least two anti-deformation bosses arranged at intervals are respectively arranged on the outer sides of the first communicating hole, the second communicating hole, the third communicating hole and the fourth communicating hole.
As a preferred scheme of the waste heat recovery heat exchanger, the heat exchange plate is further provided with flow guide structures, the flow guide structures are located at two ends of the heat exchange plate, and each flow guide structure comprises at least two flow guide bulges arranged at intervals.
As a preferred scheme of the waste heat recovery heat exchanger, the flow guide bulges are arranged in rows and columns, the included angle between the flow guide bulges and the long edges of the heat exchange plate is 30-60 degrees, the length of each flow guide bulge is 7-10 mm, and the width of each flow guide bulge is 2-4.5 mm.
As a preferred scheme of the waste heat recovery heat exchanger, the side edges of the heat exchange plates along the length direction are provided with dislocation preventing openings, two heat exchange plates of each heat exchange plate group have the same structure, and one of the heat exchange plates rotates 180 degrees and is overlapped with the other heat exchange plate to form the heat exchange plate group.
The utility model provides an automobile air conditioner, includes motor element, outer heat exchanger, compressor and above arbitrary scheme waste heat recovery heat exchanger, motor element respectively with first liquid import with first liquid outlet intercommunication makes the coolant liquid get into and flow out the waste heat recovery heat exchanger, outer heat exchanger with second liquid import intercommunication makes the refrigerant get into the waste heat recovery heat exchanger, the compressor with second liquid outlet intercommunication is so that the refrigerant flows out the waste heat recovery heat exchanger, the temperature of refrigerant is less than the temperature of coolant liquid.
The invention has the beneficial effects that: the waste heat recovery heat exchanger disclosed by the invention has the advantages of compact structure, small volume, convenience in installation and high heat exchange efficiency, and enhances the heating capacity of an automobile air conditioner during operation under a low-temperature condition.
The waste heat recovery heat exchanger of the automobile air conditioner can enable the refrigerant with lower temperature to effectively absorb the heat of the cooling liquid of the motor assembly, and enhances the heating capacity of the automobile air conditioner during low-temperature operation.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and 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 contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is a disassembled view of a heat recovery heat exchanger provided in an embodiment of the present invention;
FIG. 2 is a schematic view of a heat exchange plate of a heat recovery heat exchanger provided in an embodiment of the present invention;
FIG. 3 is a top view of the structure shown in FIG. 1;
FIG. 4 is a cross-sectional view of FIG. 3 at A-A;
fig. 5 is a cross-sectional view at B-B of fig. 3.
In the figure:
1. an upper cover plate; 101. a first liquid inlet; 102. a first liquid outlet; 103. a second liquid inlet; 104. a second liquid outlet;
2. a heat exchange plate; 201. a first communication hole; 202. a second communication hole; 203. a third communication hole; 204. a fourth communication hole; 205. preventing the dislocation; 21. a V-shaped corrugated structure; 22. a first flow guide boss; 23. a second flow guide boss; 24. a deformation-preventing boss; 25. a flow guide structure;
3. a lower base plate;
41. a first liquid inlet pipe; 410. a first liquid inlet channel; 42. a first liquid outflow pipe; 420. a first liquid outflow channel; 43. the second liquid enters the end cap; 430. a second liquid inlet channel; 44. a second liquid flows out of the end cap; 440. the second liquid flows out of the channel.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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 should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment provides a waste heat recovery heat exchanger, as shown in fig. 1-5, the waste heat recovery heat exchanger includes an upper cover plate 1, a heat exchange plate set and a lower base plate 3, which are stacked in sequence, the upper cover plate 1 is provided with a first liquid inlet 101 and a first liquid outlet 102, second liquid inlet 103 and second liquid outlet 104, the number of heat exchange plate group is four, between the heat exchange plate group, between heat exchange plate group and upper cover plate 1, form first liquid channel between heat exchange plate group and the lower plate 3 respectively, the number of first liquid channel is five, first liquid channel communicates with first liquid inlet 101 and first liquid outlet 102 respectively, heat exchange plate group includes two heat exchange plate 2, two heat exchange plate 2 form the second liquid channel, the number of second liquid channel is four, the second liquid channel is isolated with first liquid channel, the second liquid channel communicates with second liquid inlet 103 and second liquid outlet 104 respectively.
In other embodiments of the present invention, the number of the heat exchange plate groups is not limited to four in this embodiment, and may also be one, two, three, or more than four, specifically, the number of the first liquid channels formed at this time is one more than the number of the heat exchange plate groups, and the number of the second liquid channels is the same as the number of the heat exchange plate groups.
It should be noted that, the upper cover plate 1 of this embodiment is provided with a first liquid inlet pipe 41, a first liquid outlet pipe 42, a second liquid inlet end cover 43, and a second liquid outlet end cover 44, the first liquid inlet pipe 41 is provided with a first liquid inlet passage 410 communicated with the first liquid inlet 101, the first liquid outlet pipe 42 is provided with a first liquid outlet passage 420 communicated with the first liquid outlet 102, the second liquid inlet end cover 43 is provided with a second liquid inlet passage 430 communicated with the second liquid inlet 103, and the second liquid outlet end cover 44 is provided with a second liquid outlet passage 440 communicated with the second liquid outlet 104.
In this embodiment, the first liquid is a cooling liquid, and the second liquid is a refrigerant, that is, the first liquid passage is a cooling liquid passage, and the second liquid passage is a refrigerant passage. Of course, in other embodiments of the present invention, the first liquid may be a refrigerant, and the second liquid may be a cooling liquid, which is specifically set according to actual needs. The first liquid inlet 101 and the second liquid inlet 103 of this embodiment are respectively located at two ends of one diagonal line of the upper cover plate 1, the first liquid outlet 102 and the second liquid outlet 104 are respectively located at two ends of the other diagonal line of the upper cover plate 1, the first liquid inlet 101 and the first liquid outlet 102 are respectively located at two ends of one long side of the upper cover plate 1, and the second liquid inlet 103 and the second liquid outlet 104 are respectively located at two ends of the other long side of the upper cover plate 1, so that the flowing direction of the cooling liquid in the first liquid channel is opposite to the flowing direction of the refrigerant in the second liquid channel, that is, the cooling liquid and the refrigerant flow in opposite directions. In other embodiments, the first liquid inlet 101 and the first liquid outlet 102 are respectively located at two ends of one long side of the upper cover plate 1, the second liquid inlet 103 and the second liquid outlet 104 are respectively located at two ends of the other long side of the upper cover plate 1, the first liquid inlet 101 and the second liquid inlet 103 are located at two ends of one short side of the upper cover plate 1, and the first liquid outlet 102 and the second liquid outlet 104 are located at two ends of the other short side of the upper cover plate 1.
The waste heat recovery heat exchanger provided by the embodiment has the advantages of compact structure, small volume, convenience in installation and high heat exchange efficiency, and the heating capacity of the automobile air conditioner during operation under the low-temperature condition is enhanced.
As shown in fig. 2, the upper side surface of the heat exchange plate 2 of the present embodiment is provided with the V-shaped corrugated structure 21, the angle of the corrugation of the V-shaped corrugated structure 21 is 75 °, the pitch of the corrugation of the V-shaped corrugated structure 21 is 3.5mm, and the height of the corrugation of the V-shaped corrugated structure 21 is 1.2mm, so that the heat exchange effect can be further enhanced, and the heat exchange efficiency of the heat exchange plate 2 can be increased. Of course, in other embodiments of the present invention, the angle of the corrugation of the V-shaped corrugated structure 21 may be any value between 70 ° and 80 ° except 75 °, the pitch of the corrugation of the V-shaped corrugated structure 21 may be any value between 3mm and 4mm except 3.5mm, and the height of the corrugation of the V-shaped corrugated structure 21 may be any value between 1mm and 1.4mm except 1.2mm, which is selected according to actual needs.
The two heat exchange plates 2 of each heat exchange plate group have the same structure, and one heat exchange plate 2 rotates 180 degrees and is overlapped with the other heat exchange plate 2 to form the heat exchange plate group. Specifically, as shown in fig. 2, a first communication hole 201, a second communication hole 202, a third communication hole 203, and a fourth communication hole 204 are provided on the heat exchange plate 2 of this embodiment, a first diversion boss 22 is provided on an outer side of the first communication hole 201, a second diversion boss 23 is provided on an outer side of the second communication hole 202, that is, the third communication hole 203 above each heat exchange plate group is overlapped with the first communication hole 201 of the heat exchange plate 2 below and is communicated with the first liquid inlet 101, the fourth communication hole 204 above each heat exchange plate group is overlapped with the second communication hole 202 of the heat exchange plate 2 below and is communicated with the first liquid outlet 102, and a flow process of the coolant in the waste heat exchanger is shown in fig. 4. The third communication hole 203 of the heat exchange plate 2 below one heat exchange plate group of two adjacent heat exchange plate groups is overlapped with the first communication hole 201 of the heat exchange plate 2 above the other heat exchange plate group and is communicated with the second liquid inlet 103, the fourth communication hole 204 of the heat exchange plate 2 below one heat exchange plate group of two adjacent heat exchange plate groups is overlapped with the second communication hole 202 of the heat exchange plate 2 above the other heat exchange plate group and is communicated with the second liquid outlet 104, and the flowing process of the refrigerant in the waste heat recovery heat exchanger is shown in fig. 5.
In order to prevent the heat exchange plates 2 from being placed in sequence and causing errors, as shown in fig. 2, the error-proofing ports 205 are formed in the side edges of each heat exchange plate 2 in the length direction, after the eight heat exchange plates 2 are initially stacked and completed, the side edges can see that the error-proofing ports 205 are arranged at intervals, so that the phenomenon that the placing sequence of the two adjacent heat exchange plates 2 is the same and the errors occur can be avoided, then the eight heat exchange plates 2 are pressed together by using external force, and the connection between the heat exchange plates 2 is realized.
Because the two heat exchange plates 2 of the heat exchange plate group and the heat exchange plate group are stacked together by external pressure, in order to reduce the probability of deformation of the first communication hole 201, the second communication hole 202, the third communication hole 203 and the fourth communication hole 204 in the stacking process, as shown in fig. 2, two deformation-preventing bosses 24 are respectively arranged on the outer sides of the first communication hole 201, the second communication hole 202, the third communication hole 203 and the fourth communication hole 204 at intervals. Of course, in other embodiments of the present invention, the number of the deformation preventing bosses 24 outside the first communication hole 201, the second communication hole 202, the third communication hole 203 and the fourth communication hole 204 is not limited to two in this embodiment, and may be more than two, specifically, according to actual requirements.
Still be equipped with water conservancy diversion structure 25 on the heat transfer board 2 of this embodiment, water conservancy diversion structure 25 is located the both ends of heat transfer board 2, and every water conservancy diversion structure 25 includes that the water conservancy diversion that four intervals set up is protruding in order to play the water conservancy diversion effect to coolant liquid or refrigerant, and four water conservancy diversion archs are two rows and arrange, and the contained angle on every water conservancy diversion arch and the long limit of heat transfer board 2 is 45, and the bellied length of water conservancy diversion is 8mm, the width is 3 mm. In other embodiments, the included angle between the guide protrusion and the long side of the heat exchange plate 2 may be any angle except 45 degrees and between 30 ° and 60 °, the length of the guide protrusion may be any value except 8mm and between 7mm and 10mm, and the width may be any value except 3mm and between 2mm and 4.5mm, which is specifically set according to actual needs. In other embodiments of the present invention, the number of the flow guiding protrusions of each flow guiding structure 25 is not limited to the limitation of this embodiment, and may be other numbers, specifically set according to actual needs.
The embodiment also provides an automobile air conditioner, which comprises a motor assembly (not shown in the figure), an external heat exchanger (not shown in the figure), a compressor (not shown in the figure) and the waste heat recovery heat exchanger, wherein the motor assembly is respectively communicated with the first liquid inlet 101 and the first liquid outlet 102 to enable cooling liquid to enter and flow out of the waste heat recovery heat exchanger, the external heat exchanger is communicated with the second liquid inlet 103 to enable refrigerant to enter the waste heat recovery heat exchanger, the compressor is communicated with the second liquid outlet 104 to enable the refrigerant to flow out of the waste heat recovery heat exchanger, and the temperature of the refrigerant is lower than that of the cooling liquid to enable the refrigerant to absorb heat of the cooling liquid.
Specifically, the coolant liquid of this embodiment is water, water can carry out the water cooling to motor element's motor, the lower water of temperature can absorb motor work and the heat that produces forms the higher water of temperature promptly, and then the higher water of temperature gets into the waste heat recovery heat exchanger, and the lower refrigerant of temperature can absorb the heat of the higher water of temperature and become the higher refrigerant of temperature, thereby get into the compressor, the efficiency of heating is improved, and the hydroenergy after the cooling of waste heat recovery heat exchanger export can return to motor element and absorb the heat of motor once more, the better heat that absorbs motor work and produce, prevent that the motor temperature is too high and burnt out.
The waste heat recovery heat exchanger of the automobile air conditioner provided by the embodiment can enable the refrigerant with lower temperature to effectively absorb the heat of the cooling liquid of the motor assembly, and enhances the heating capacity of the automobile air conditioner during operation under low-temperature conditions.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. The waste heat recovery heat exchanger is characterized by comprising an upper cover plate (1), heat exchange plate groups and a lower base plate (3) which are sequentially stacked, wherein the upper cover plate (1) is provided with a first liquid inlet (101), a first liquid outlet (102), a second liquid inlet (103) and a second liquid outlet (104), the number of the heat exchange plate groups is at least one, first liquid channels are respectively formed among the heat exchange plate groups, between the heat exchange plate groups and the upper cover plate (1) and between the heat exchange plate groups and the lower base plate (3), the first liquid channels are respectively communicated with the first liquid inlet (101) and the first liquid outlet (102), each heat exchange plate group comprises two heat exchange plates (2), the two heat exchange plates (2) form a second liquid channel, and the second liquid channel is isolated from the first liquid channel, the second liquid passage communicates with the second liquid inlet (103) and the second liquid outlet (104), respectively.
2. The waste heat recovery heat exchanger according to claim 1, characterized in that a V-shaped corrugated structure (21) is arranged on the upper side surface of the heat exchange plate (2), the angle of the corrugation of the V-shaped corrugated structure (21) is 60-80 degrees, the interval of the corrugation of the V-shaped corrugated structure (21) is 3-4 mm, and the height of the corrugation of the V-shaped corrugated structure (21) is 1-1.35 mm.
3. The heat recovery heat exchanger of claim 1, wherein the first liquid passage is a coolant liquid passage and the second liquid passage is a refrigerant passage.
4. The heat recovery heat exchanger according to claim 3, wherein the first liquid inlet (101) and the second liquid inlet (103) are respectively located at two ends of one diagonal line of the upper cover plate (1), the first liquid outlet (102) and the second liquid outlet (104) are respectively located at two ends of the other diagonal line of the upper cover plate (1), the first liquid inlet (101) and the first liquid outlet (102) are respectively located at two ends of one long side of the upper cover plate (1), and the second liquid inlet (103) and the second liquid outlet (104) are respectively located at two ends of the other long side of the upper cover plate (1), so that the flow direction of the cooling liquid in the first liquid channel is opposite to the flow direction of the refrigerant in the second liquid channel.
5. The waste heat recovery heat exchanger according to claim 1, wherein four corners of the heat exchange plate (2) are respectively provided with a first communication hole (201), a second communication hole (202), a third communication hole (203) and a fourth communication hole (204), a first flow guide boss (22) is arranged outside the first communication hole (201), and a second flow guide boss (23) is arranged outside the second communication hole (202).
6. The heat recovery heat exchanger according to claim 5, wherein at least two deformation-preventing bosses (24) are arranged at intervals outside the first communication hole (201), the second communication hole (202), the third communication hole (203) and the fourth communication hole (204).
7. The waste heat recovery heat exchanger according to claim 1, wherein the heat exchange plate (2) is further provided with flow guiding structures (25), the flow guiding structures (25) are located at two ends of the heat exchange plate (2), and each flow guiding structure (25) comprises at least two flow guiding protrusions arranged at intervals.
8. The waste heat recovery heat exchanger according to claim 7, wherein the flow guide protrusions are arranged in rows and columns, the included angle between the flow guide protrusions and the long side of the heat exchange plate (2) is 30-60 degrees, the length of the flow guide protrusions is 7-10 mm, and the width of the flow guide protrusions is 2-4.5 mm.
9. The heat recovery heat exchanger according to claim 1, characterized in that the heat exchange plates (2) are provided with anti-dislocation ports (205) along the side edges along the length direction, two heat exchange plates (2) of each heat exchange plate group are identical in structure, and one of the heat exchange plates (2) rotates 180 ° and is overlapped with the other heat exchange plate (2) to form the heat exchange plate group.
10. An automotive air conditioner, characterized by comprising a motor assembly, an external heat exchanger, a compressor and the waste heat recovery heat exchanger as recited in any one of claims 1-9, wherein the motor assembly is respectively communicated with the first liquid inlet (101) and the first liquid outlet (102) to enable cooling liquid to enter and flow out of the waste heat recovery heat exchanger, the external heat exchanger is communicated with the second liquid inlet (103) to enable refrigerant to enter the waste heat recovery heat exchanger, the compressor is communicated with the second liquid outlet (104) to enable the refrigerant to flow out of the waste heat recovery heat exchanger, and the temperature of the refrigerant is lower than that of the cooling liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010381833.2A CN111469628A (en) | 2020-05-08 | 2020-05-08 | Waste heat recovery heat exchanger and vehicle air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010381833.2A CN111469628A (en) | 2020-05-08 | 2020-05-08 | Waste heat recovery heat exchanger and vehicle air conditioner |
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| CN111469628A true CN111469628A (en) | 2020-07-31 |
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| CN202010381833.2A Pending CN111469628A (en) | 2020-05-08 | 2020-05-08 | Waste heat recovery heat exchanger and vehicle air conditioner |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1656352A (en) * | 2002-05-29 | 2005-08-17 | 阿尔法拉瓦尔股份有限公司 | Plate heat exchanger device and a heat exchanger plate |
| CN202329305U (en) * | 2011-08-05 | 2012-07-11 | 南京工业大学 | Superimposed plate-fin type heat exchanger |
| CN103791740A (en) * | 2012-10-26 | 2014-05-14 | 现代自动车株式会社 | Heat exchanger for vehicle |
| CN105547021A (en) * | 2016-02-02 | 2016-05-04 | 江阴市亚龙换热设备有限公司 | Anti-freezing heat exchanger |
| EP3026386A1 (en) * | 2014-06-13 | 2016-06-01 | Senior UK Limited | Plate heat exchanger and method of manufacture |
| CN105737647A (en) * | 2016-03-22 | 2016-07-06 | 江苏远卓设备制造有限公司 | Plate heat exchanger for steam-water separation |
| CN205690942U (en) * | 2016-06-08 | 2016-11-16 | 上海加冷松芝汽车空调股份有限公司 | A kind of stacking brazing plate type heat exchanger |
| CN106225529A (en) * | 2016-08-23 | 2016-12-14 | 浙江银轮机械股份有限公司 | A kind of plate type heat exchanger |
| CN108645256A (en) * | 2018-07-10 | 2018-10-12 | 江西新电汽车空调系统有限公司 | A kind of plate heat exchanger and its board-like lamination |
| CN208238614U (en) * | 2018-02-07 | 2018-12-14 | 上海加冷松芝汽车空调股份有限公司 | Plywood plate heat interchanger based on the extrudate construction runner import and export mix |
| CN209246735U (en) * | 2018-12-11 | 2019-08-13 | 上海加冷松芝汽车空调股份有限公司 | A kind of plywood plate heat interchanger |
-
2020
- 2020-05-08 CN CN202010381833.2A patent/CN111469628A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1656352A (en) * | 2002-05-29 | 2005-08-17 | 阿尔法拉瓦尔股份有限公司 | Plate heat exchanger device and a heat exchanger plate |
| CN202329305U (en) * | 2011-08-05 | 2012-07-11 | 南京工业大学 | Superimposed plate-fin type heat exchanger |
| CN103791740A (en) * | 2012-10-26 | 2014-05-14 | 现代自动车株式会社 | Heat exchanger for vehicle |
| EP3026386A1 (en) * | 2014-06-13 | 2016-06-01 | Senior UK Limited | Plate heat exchanger and method of manufacture |
| CN105547021A (en) * | 2016-02-02 | 2016-05-04 | 江阴市亚龙换热设备有限公司 | Anti-freezing heat exchanger |
| CN105737647A (en) * | 2016-03-22 | 2016-07-06 | 江苏远卓设备制造有限公司 | Plate heat exchanger for steam-water separation |
| CN205690942U (en) * | 2016-06-08 | 2016-11-16 | 上海加冷松芝汽车空调股份有限公司 | A kind of stacking brazing plate type heat exchanger |
| CN106225529A (en) * | 2016-08-23 | 2016-12-14 | 浙江银轮机械股份有限公司 | A kind of plate type heat exchanger |
| CN208238614U (en) * | 2018-02-07 | 2018-12-14 | 上海加冷松芝汽车空调股份有限公司 | Plywood plate heat interchanger based on the extrudate construction runner import and export mix |
| CN108645256A (en) * | 2018-07-10 | 2018-10-12 | 江西新电汽车空调系统有限公司 | A kind of plate heat exchanger and its board-like lamination |
| CN209246735U (en) * | 2018-12-11 | 2019-08-13 | 上海加冷松芝汽车空调股份有限公司 | A kind of plywood plate heat interchanger |
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