CN210089190U - Integrated heat exchanger and electric automobile with same - Google Patents
Integrated heat exchanger and electric automobile with same Download PDFInfo
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- CN210089190U CN210089190U CN201920921886.1U CN201920921886U CN210089190U CN 210089190 U CN210089190 U CN 210089190U CN 201920921886 U CN201920921886 U CN 201920921886U CN 210089190 U CN210089190 U CN 210089190U
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Abstract
The utility model discloses an integrated heat exchanger and an electric automobile with the same, wherein the integrated heat exchanger comprises a first current collector, a second current collector and a first core body; the first core is located the first mass flow body with between the second mass flow body, the first mass flow body with the second mass flow body all includes refrigerant cavity and coolant liquid cavity, has the refrigerant runner and the coolant liquid runner of mutual isolation on the first core, and the refrigerant runner communicates with the refrigerant cavity on the first mass flow body, the second mass flow body respectively, and the coolant liquid runner communicates with the coolant liquid cavity on the first mass flow body, the second mass flow body respectively. The electric automobile can recover heat generated by the motor and the electronic power equipment in winter, so that the consumption of electric energy is reduced, and the endurance mileage of the automobile can be effectively improved; the heat exchanger integrates the outdoor heat exchanger and the low-temperature water tank of the heat pump air-conditioning system, and the occupied space of the front-end cooling module of the automobile is reduced.
Description
Technical Field
The utility model relates to a heat exchange equipment technical field, in particular to integrated form heat exchanger and have its electric automobile.
Background
An electric vehicle is considered as an important approach to solve energy crisis and environmental deterioration as a new energy vehicle with reduced oil consumption, low pollution and low noise. The existing pure electric vehicle adopts a heat pump air conditioning system to heat the passenger compartment, so that the electric energy can be saved, and the endurance mileage of the electric vehicle is improved.
In a conventional pure electric vehicle thermal management system, an outdoor heat exchanger is a component of a heat pump air conditioning system, and in a heating mode, the outdoor heat exchanger works in an evaporation mode, absorbs heat from the external environment, and heats a refrigerant to an overheat state. The low-temperature water tank belongs to a liquid cooling system component of the motor and the power electronic equipment, releases heat to the external environment, reduces the temperature of a cooling medium, maintains the normal working temperature of the motor and the power electronic equipment, is connected with the water cooler through the four-way valve to realize the heat recovery of the motor and the power electronic equipment, and is integrated with the electronic fan to form a front-end cooling module of the automobile.
The existing electric automobile adopts an R134a heat pump air-conditioning system, and when the ambient temperature is lower than-10 ℃, the heating performance is insufficient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an integrated form heat exchanger, mutual heat exchange that produces between this integrated form heat exchanger space compactness, refrigerant, coolant liquid and the air carries out the heat exchange between coolant liquid and the refrigerant, when this integrated form heat exchanger is applied to electric automobile, the heat in the coolant liquid obtains make full use of, has improved electric automobile's heating capacity.
Another object of the utility model is to provide an electric automobile, electric automobile include above-mentioned integrated form heat exchanger, and this integrated form heat exchanger compact structure, occupation space are little, produce heat exchange each other between refrigerant, coolant liquid and the air, have improved the heating capacity of electric motor car, can effectively improve the car continuation of the journey mileage moreover.
The utility model discloses a realize through following technical scheme:
the utility model discloses a first aspect provides an integrated heat exchanger, which comprises a first current collector, a second current collector and a first core body;
the first core is located first mass flow body with between the second mass flow body, first mass flow body with the second mass flow body all includes refrigerant cavity and coolant liquid cavity, have the refrigerant runner and the coolant liquid runner of mutual isolation on the first core, the refrigerant runner respectively with first mass flow body on the second mass flow body the refrigerant cavity intercommunication, the coolant liquid runner respectively with first mass flow body on the second mass flow body the coolant liquid cavity intercommunication.
As described above, the first core includes a plurality of core assemblies, each of the core assemblies includes an inner tube and a sleeve, the inner tube is sleeved inside the sleeve, the length of the inner tube is greater than that of the sleeve, and the inner tube is used for forming a refrigerant flow channel; and an interlayer between the sleeve and the inner pipe is used for forming the cooling liquid flow passage.
As described above, the inner pipe wall of the casing pipe is provided with the first reinforcing ribs; the first reinforcing ribs extend along the length direction of the sleeve, and divide the inner cavity of the sleeve into a plurality of coolant flow channel branches.
As described above, the inner pipe wall of the inner pipe is provided with the second reinforcing ribs; the second reinforcing rib extends along the length direction of the inner tube, and divides the inner cavity of the inner tube into a plurality of refrigerant flow channel branches.
As described above, the integrated heat exchanger has a refrigerant inlet and a refrigerant outlet on the refrigerant cavity of the first current collector, and at least one first separator is disposed between the refrigerant inlet and the refrigerant outlet, and the first separator is used to separate the refrigerant cavity between the refrigerant inlet and the refrigerant outlet, so that the refrigerant flows back on the first core at least once;
as mentioned above, in the integrated heat exchanger, the first current collector is provided with a cooling fluid inlet, and the second current collector is provided with a cooling fluid outlet.
The integrated heat exchanger as described above, further comprising a second core, the second core being located between the first current collector and the second current collector, the second core comprising a flow conduit; the circulation pipeline is a flow passage which is used for being respectively communicated with the refrigerant cavity on the first current collector and the refrigeration cavity on the second current collector, and the second core body is close to the refrigerant outlet in the refrigeration mode and used for controlling the supercooling degree of the refrigerant outlet.
As mentioned above, in the integrated heat exchanger, the first current collector includes a first current collector and a second current collector, the second current collector is sleeved inside the first current collector, the first current collector includes a main board and a water chamber fixed on the main board, the main board and the water chamber enclose the cooling liquid cavity, and the inside of the second current collector forms a refrigerant cavity.
Another aspect of the present invention provides an electric vehicle, wherein the electric vehicle includes the integrated heat exchanger as described above.
The utility model discloses an integrated heat exchanger, which comprises a first current collector, a second current collector and a first core body; first core is located between first mass flow body and the second mass flow body, compact structure, occupation space is little, be provided with the coolant liquid import on the first mass flow body, be provided with the coolant liquid export on the second mass flow body, be provided with refrigerant import and refrigerant export on the first mass flow body, first mass flow body and second mass flow body all include refrigerant cavity and coolant liquid cavity, have refrigerant runner and coolant liquid runner on the first core, refrigerant runner and refrigerant cavity intercommunication, coolant liquid runner with coolant liquid cavity intercommunication, wherein the medium coolant liquid circulates in the coolant liquid runner, and the medium refrigerant circulates in the refrigerant runner, carries out heat exchange between refrigerant and the coolant liquid, carries out heat exchange between coolant liquid and the air.
The utility model discloses an electric automobile includes above-mentioned integrated form heat exchanger, and wherein the medium coolant liquid circulates in the coolant liquid runner, and the medium refrigerant circulates in the coolant liquid runner, carries out heat exchange between refrigerant and the coolant liquid, and the coolant liquid carries out heat exchange with the air, and this electric automobile winter can retrieve the heat that motor and electronic power equipment low temperature water tank produced, has reduced the consumption of electric energy, can effectively improve the car continuation of the journey mileage; the heat exchanger integrates the outdoor heat exchanger and the low-temperature water tank of the heat pump air-conditioning system, and the occupied space of the front-end cooling module of the automobile is reduced.
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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an integrated heat exchanger provided in an embodiment of the present invention at a viewing angle;
fig. 2 is a schematic structural diagram of an integrated heat exchanger provided in an embodiment of the present invention at a viewing angle;
fig. 3 is a schematic structural diagram of a sleeve and an inner tube of an integrated heat exchanger according to an embodiment of the present invention;
fig. 4 is a schematic cross-sectional structural view of a sleeve and an inner tube of an integrated heat exchanger according to an embodiment of the present invention;
fig. 5 is a schematic structural view of an assembly structure of a sleeve and an inner tube of an integrated heat exchanger according to an embodiment of the present invention at a viewing angle;
fig. 6 is a schematic structural view of an assembly structure of a sleeve and an inner tube of an integrated heat exchanger according to an embodiment of the present invention at a viewing angle;
fig. 7 is a schematic view of a coolant flow structure of an integrated heat exchanger according to an embodiment of the present invention;
fig. 8 is a schematic view of a refrigerant flow direction structure of an integrated heat exchanger according to an embodiment of the present invention;
fig. 9 is a schematic view of a partial structure of an integrated heat exchanger according to an embodiment of the present invention;
fig. 10 is a schematic structural diagram of an integrated heat exchanger according to an embodiment of the present invention.
Description of reference numerals:
1-a first current collector; 2-a second current collector;
3-a first core; 4-a second core;
11-a refrigerant inlet; 12-a refrigerant outlet;
13-a coolant inlet; 13-a hub;
14-a first header; 15-a second header;
141-a main board; 142-a water chamber;
21-coolant outlet; 31-an inner tube;
32-a cannula; 311-a second reinforcing rib;
321-first reinforcing rib.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it is to be understood that the terms "comprises" and "comprising," and any variations thereof, as used herein, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
The following description is made in conjunction with specific embodiments of the present invention to provide an integrated heat exchanger and an electric vehicle.
The first embodiment is as follows:
fig. 1 is a schematic structural view of an integrated heat exchanger provided in an embodiment of the present invention at a viewing angle, fig. 2 is a schematic structural view of an integrated heat exchanger provided in an embodiment of the present invention at a viewing angle, please refer to fig. 1 and 2, in one embodiment, an integrated heat exchanger is provided, which includes a first current collector 1, a second current collector 2 and a first core 3;
first core 3 is located first mass flow body 1 with between the second mass flow body 2, first mass flow body 1 with second mass flow body 2 all includes refrigerant cavity and coolant liquid cavity, the refrigerant runner and the coolant liquid runner that have mutual isolation on the first core 3, the refrigerant runner respectively with first mass flow body 1 on the second mass flow body 2 the refrigerant cavity intercommunication, the coolant liquid runner respectively with first mass flow body 1 on the second mass flow body 2 the coolant liquid cavity intercommunication.
The utility model discloses an integrated heat exchanger, which comprises a first current collector, a second current collector and a first core body; first core is located between first mass flow body and the second mass flow body, compact structure, occupation space is little, be provided with the coolant liquid import on the first mass flow body, be provided with the coolant liquid export on the second mass flow body, be provided with refrigerant import and refrigerant export on the first mass flow body, first mass flow body and second mass flow body all include refrigerant cavity and coolant liquid cavity, have refrigerant runner and coolant liquid runner on the first core, refrigerant runner and refrigerant cavity intercommunication, coolant liquid runner with coolant liquid cavity intercommunication, wherein the medium coolant liquid circulates in the coolant liquid runner, and the medium refrigerant circulates in the refrigerant runner, carries out heat exchange between refrigerant and the coolant liquid, carries out heat exchange between coolant liquid and the air.
Figure 3 is a schematic structural diagram of a sleeve and an inner tube of an integrated heat exchanger according to an embodiment of the present invention, figure 4 is a schematic cross-sectional structure diagram of the sleeve and the inner tube of the integrated heat exchanger according to the embodiment of the present invention, figure 5 is a schematic view of the sleeve and inner tube assembly structure of the integrated heat exchanger provided by the embodiment of the utility model in a visual angle, fig. 6 is a schematic view of an assembly structure of a sleeve and an inner tube of an integrated heat exchanger according to an embodiment of the present invention, referring to fig. 3-6, further, in this embodiment, the first core 3 includes a plurality of core assemblies, each of which includes an inner tube 31 and a sleeve 32, the inner pipe 31 is sleeved inside the sleeve 32, the length of the inner pipe 31 is greater than that of the sleeve 32, and the inner pipe 31 is used for forming a refrigerant cooling liquid flow passage; the jacket 32 and the inner pipe 31 are sandwiched therebetween to form the coolant flow passage. In this embodiment, the inner tube 31 and the sleeve 32 are flat tubes, so that the heat exchange area of the refrigerant and the cooling liquid is increased, and the heat exchange efficiency is improved.
Further, the inner pipe wall of the casing pipe 32 is provided with first reinforcing ribs 321; the first reinforcing ribs 321 extend along the length direction of the sleeve 32, and the first reinforcing ribs 321 divide the inner cavity of the sleeve 32 into a plurality of coolant flow channel branches. The inner pipe wall of the inner pipe 31 is provided with second reinforcing ribs 311; the second rib 311 extends along the longitudinal direction of the inner tube 31, and the second rib 311 divides the inner cavity of the inner tube 31 into a plurality of refrigerant flow path branches. By providing reinforcing ribs on the sleeve 32 and the inner tube 31, the strength of the inner tube 31 and the sleeve 32 is enhanced.
Fig. 7 is a structural schematic diagram of a coolant flow direction of an integrated heat exchanger provided in an embodiment of the present invention, and fig. 8 is a structural schematic diagram of a coolant flow direction of an integrated heat exchanger provided in an embodiment of the present invention, please refer to fig. 7 and 8, in this embodiment, a coolant inlet 11 and a coolant outlet 12 are provided on a coolant cavity of the first current collector 1, at least one first spacer is provided between the coolant inlet 11 and the coolant outlet 12, and the first spacer is used for separating the coolant cavity between the coolant inlet 11 and the coolant outlet 12, so that the coolant flows back at least once on the first core 3. The heat exchange effect of the refrigerant and the cooling liquid is further improved by designing the refrigerant backflow. In this embodiment, a first spacer is disposed on the refrigerant cavity of the first current collector 1, and a second spacer is disposed on the refrigerant cavity of the second current collector 2, so that the refrigerant flows back three times on the first core 3. The refrigerant of the embodiment has three times of backflow on the first core body, the heat exchange effect is good, and the system pressure cannot be caused to be overlarge.
The first current collector 1 is provided with a cooling liquid inlet 13, and the second current collector 2 is provided with a cooling liquid outlet 21.
Fig. 9 is the local structure of integrated form heat exchanger that the embodiment of the present invention provides schematically, please refer to fig. 9 for showing, in this embodiment, first mass flow body 1 includes first pressure manifold 14 and second pressure manifold 15, second pressure manifold 15 cover is located inside first pressure manifold 14, first pressure manifold 14 includes mainboard 141 and is fixed in hydroecium 142 on the mainboard 141, the hydroecium comprises one side open-ended body, and the mainboard is fixed in hydroecium open-ended one side, mainboard 141 with hydroecium 142 encloses into the coolant liquid cavity, the inside refrigerant cavity that forms of second pressure manifold 15. The inner cavity of the second collecting pipe 15 is a refrigerant cavity; the cavity formed by the inner wall of the water chamber 142, the inner wall of the main plate 141 and the outer wall of the second collecting pipe 15 is a cooling liquid cavity. The sleeve 32 penetrates through the main plate to be communicated with the cooling liquid cavity to form a cooling liquid flow channel; the inner pipe 31 passes through the cooling liquid cavity and passes through the second collecting pipe 15 to be communicated with the refrigerant cavity, so as to form a refrigerant flow passage. The medium coolant flows through the coolant flow passage, the medium refrigerant flows through the coolant flow passage, heat exchange is performed between the medium coolant and the coolant through the inner tube 31, and heat exchange is performed between the coolant and air through the sleeve 32.
Fig. 10 is a schematic structural view of an integrated heat exchanger according to an embodiment of the present invention, please refer to fig. 10, in this embodiment, the integrated heat exchanger further includes a second core 4, the second core 4 is located between the first current collector 1 and the second current collector 2, and the second core 4 includes a flow pipe; the circulation pipeline is a flow passage which is respectively communicated with a refrigerant cavity on the first current collector 1 and a refrigeration cavity on the second current collector 2, and the second core body 4 is arranged close to the refrigerant outlet. Through setting up second core 4, the regional second core 4 of heat dissipation is formed to integrated form heat exchanger's first core 3, and the heat dissipation region contains the heat transfer between refrigerant and the coolant liquid and the heat transfer between coolant liquid and the air, and the supercooling region only has the heat transfer between refrigerant and the air, and when summer air temperature was less than the coolant liquid temperature in the 3 sleeves of first core, the supercooling region can control refrigerant export super-cooled rate, improves the refrigerating output.
Example two:
the utility model discloses implement and provide an electric automobile, this electric automobile include embodiment one integrated form heat exchanger.
For example, the integrated heat exchanger includes a first current collector, a second current collector, and a first core; the first core is located first mass flow body with between the second mass flow body, first mass flow body with the second mass flow body all includes refrigerant cavity and coolant liquid cavity, have the refrigerant runner and the coolant liquid runner of mutual isolation on the first core, the refrigerant runner respectively with first mass flow body on the second mass flow body the refrigerant cavity intercommunication, the coolant liquid runner respectively with first mass flow body on the second mass flow body the coolant liquid cavity intercommunication.
Because the pure electric vehicle motor and the power electronic equipment are influenced by the conversion efficiency during operation, part of energy is converted into heat, the heat accounts for 10% -20% of the total energy of the battery, the utilization rate of the energy can be improved by recycling the part of heat, and the heating capacity and the heating energy efficiency ratio can be further improved by utilizing the part of heat by the heat pump air conditioning system.
The cooling liquid in this embodiment is the water that is arranged in motor and power electronic equipment liquid cooling system, and the low temperature water tank in current motor and the power electronic equipment liquid cooling system passes through the cross valve and is connected with the water cooler, realizes the thermal recovery of motor and power electronic equipment, and the electric automobile of this embodiment is when heating, and the water in the cooling liquid runner carries out the heat exchange with the refrigerant on the first core, and the waste heat in the aquatic is used for electric automobile's heating by the refrigerant absorption, has improved the utilization ratio of energy.
The utility model discloses an electric automobile includes that the water in above-mentioned integrated form heat exchanger motor and the power electronic equipment liquid cooling system circulates in the coolant liquid runner, and the medium refrigerant circulates in the coolant liquid runner, carries out heat exchange between refrigerant and the coolant liquid, and the coolant liquid carries out heat exchange with the air, and this electric automobile can retrieve the heat that motor and electronic power equipment low temperature water tank produced winter, has reduced the consumption of electric energy, can effectively improve the car continuation of the journey mileage; the heat exchanger integrates the outdoor heat exchanger and the low-temperature water tank of the heat pump air-conditioning system, and the occupied space of the front-end cooling module of the automobile is reduced.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (9)
1. An integrated heat exchanger, characterized in that:
the current collector comprises a first current collector, a second current collector and a first core body;
the first core is located first mass flow body with between the second mass flow body, first mass flow body with the second mass flow body all includes refrigerant cavity and coolant liquid cavity, have the refrigerant runner and the coolant liquid runner of mutual isolation on the first core, the refrigerant runner respectively with first mass flow body on the second mass flow body the refrigerant cavity intercommunication, the coolant liquid runner respectively with first mass flow body on the second mass flow body the coolant liquid cavity intercommunication.
2. The integrated heat exchanger of claim 1, wherein:
the first core comprises a plurality of core assemblies, each core assembly comprises an inner pipe and a sleeve, the inner pipe is sleeved inside the sleeve, the length of the inner pipe is greater than that of the sleeve, and the inner pipe is used for forming a refrigerant flow channel; and an interlayer between the sleeve and the inner pipe is used for forming the cooling liquid flow passage.
3. The integrated heat exchanger of claim 2, wherein:
a first reinforcing rib is arranged on the inner pipe wall of the sleeve; the first reinforcing ribs extend along the length direction of the sleeve, and divide the inner cavity of the sleeve into a plurality of coolant flow channel branches.
4. The integrated heat exchanger of claim 2, wherein:
a second reinforcing rib is arranged on the inner pipe wall of the inner pipe; the second reinforcing rib extends along the length direction of the inner tube, and divides the inner cavity of the inner tube into a plurality of refrigerant flow channel branches.
5. The integrated heat exchanger of claim 1, wherein:
the first core body is provided with a first core body, the first core body is provided with a first current collector, the first core body is provided with a first core body, and the first core body is provided with a first core body and a second.
6. The integrated heat exchanger of claim 5, wherein:
the first current collector is provided with a cooling liquid inlet, and the second current collector is provided with a cooling liquid outlet.
7. The integrated heat exchanger of claim 5, wherein:
further comprising a second core located between the first current collector and the second current collector, the second core comprising a flow conduit; the circulation pipeline is a flow passage which is used for being respectively communicated with the refrigerant cavity on the first current collector and the refrigeration cavity on the second current collector, and the second core body is close to the refrigerant outlet in the refrigeration mode and used for controlling the supercooling degree of the refrigerant outlet.
8. The integrated heat exchanger of claim 1, wherein:
the first current collector comprises a first current collector and a second current collector, the second current collector is sleeved inside the first current collector, the first current collector comprises a main board and a water chamber fixed on the main board, the main board and the water chamber enclose a cooling liquid cavity, and a refrigerant cavity is formed inside the second current collector.
9. An electric vehicle, characterized in that: the electric vehicle comprising the integrated heat exchanger of any of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920921886.1U CN210089190U (en) | 2019-06-19 | 2019-06-19 | Integrated heat exchanger and electric automobile with same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920921886.1U CN210089190U (en) | 2019-06-19 | 2019-06-19 | Integrated heat exchanger and electric automobile with same |
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| CN210089190U true CN210089190U (en) | 2020-02-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118453A (en) * | 2019-06-19 | 2019-08-13 | 浙江银轮机械股份有限公司 | Integrated heat exchanger and electric car with it |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118453A (en) * | 2019-06-19 | 2019-08-13 | 浙江银轮机械股份有限公司 | Integrated heat exchanger and electric car with it |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Integrated heat exchanger and electric vehicle with it Effective date of registration: 20221214 Granted publication date: 20200218 Pledgee: Bank of China Limited by Share Ltd. Tiantai County branch Pledgor: ZHEJIANG YINLUN MACHINERY Co.,Ltd. Registration number: Y2022330003676 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230803 Granted publication date: 20200218 Pledgee: Bank of China Limited by Share Ltd. Tiantai County branch Pledgor: ZHEJIANG YINLUN MACHINERY Co.,Ltd. Registration number: Y2022330003676 |