CN217929905U - Split plate type heat exchanger device and battery thermal management system - Google Patents
Split plate type heat exchanger device and battery thermal management system Download PDFInfo
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- CN217929905U CN217929905U CN202221888710.9U CN202221888710U CN217929905U CN 217929905 U CN217929905 U CN 217929905U CN 202221888710 U CN202221888710 U CN 202221888710U CN 217929905 U CN217929905 U CN 217929905U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a components of a whole that can function independently plate heat exchanger device and battery thermal management system relates to refrigeration plant technical field, and components of a whole that can function independently plate heat exchanger device includes: the heat exchange plate assembly comprises a plurality of heat exchange plates arranged in a clearance mode, and a cold side flow path and a hot side flow path are arranged in any one heat exchange plate; the connecting pipeline is used for connecting adjacent heat exchange plates so as to communicate the cold side flow path of the adjacent heat exchange plate with the hot side flow path of the adjacent heat exchange plate; the heat exchanger plate assembly is provided with an inlet and an outlet for the cold side flow path and an inlet and an outlet for the hot side flow path. The heat exchange plate assembly comprises a plurality of heat exchange plates arranged in a clearance mode, so that the heat dissipation area of the split plate type heat exchanger device is increased, the compressor can be directly used for exchanging heat with the external environment through the split plate type heat exchanger device without starting the compressor in a low-temperature environment, and the problem that the system is unstable due to frequent starting and stopping of the compressor can be effectively avoided; and other parts do not need to be additionally arranged, so that the occupation of space is reduced, and the cost is reduced.
Description
Technical Field
The utility model relates to a refrigeration plant technical field, more specifically say, relate to a split plate type heat exchanger device. Furthermore, the utility model discloses still relate to a battery thermal management system including above-mentioned components of a whole that can function independently plate heat exchanger device.
Background
At present, battery thermal management schemes for pure electric vehicles are mainly divided into the following two types:
the system comprises a compressor, a condenser, a condensing fan, a throttle valve, a plate heat exchanger, a water pump and other battery water paths, wherein the whole system is placed outdoors, and the compressor is started to cool a cold plate of the battery;
and in the second scheme, a dry cooler connected with the plate heat exchanger in parallel is additionally arranged on the basis of the first scheme, the dry cooler is placed at a position which is parallel to the condenser outdoors, and when the ambient temperature is low, the cooling liquid flows through the dry cooler under the control of a three-way valve, exchanges heat through a condensing fan, and flows to a battery water path to cool the battery cold plate.
In the process of implementing the present invention, the inventor finds that there are at least the following problems in the prior art:
in the first scheme, the heat insulation cotton is wrapped outside the plate heat exchanger, so that when the ambient temperature is low, the compressor still needs to be started for cooling the battery cold plate, and the compressor is frequently started and stopped due to low-temperature starting, so that the system is in a very unstable state for a long time, and the service life of a device is adversely affected;
in the second scheme, although the compressor does not need to be started at low ambient temperature, a three-way valve and a large dry cooler are required to be added, and certain pressure is caused to the cost and the space.
In summary, a problem to be solved by those skilled in the art needs to be solved, how to provide a split plate heat exchanger device with low cost and capable of preventing a compressor from starting in a low temperature environment.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a split plate type heat exchanger device, when using under low temperature environment, can realize the heat transfer through the heat exchange between self and the external environment, avoid starting the compressor under low temperature environment, need not additionally increase spare part simultaneously, the cost is reduced.
Another object of the present invention is to provide a battery thermal management system including the above split plate heat exchanger device.
In order to achieve the above object, the present invention provides the following technical solutions:
a split plate heat exchanger apparatus comprising:
the heat exchange plate assembly comprises a plurality of heat exchange plates arranged in a clearance mode, and a cold side flow path and a hot side flow path are arranged in any one heat exchange plate;
the connecting pipelines are used for connecting the adjacent heat exchange plates so as to enable the cold side flow paths of the adjacent heat exchange plates to be communicated and enable the hot side flow paths of the adjacent heat exchange plates to be communicated;
the heat exchange plate assembly is provided with an inlet and an outlet of a cold side flow path and an inlet and an outlet of a hot side flow path.
Optionally, a fin connecting the heat exchange plates is arranged between the adjacent heat exchange plates.
Optionally, the size of the gaps between adjacent heat exchanger plates is the same.
Optionally, the heat exchanger further comprises a movably arranged heat preservation cover, and the heat preservation cover can move to a position for wrapping the heat exchange plate assembly.
Optionally, the heat preservation cover is a box structure with an opening on one side, and the opening faces the heat exchange plate assembly.
Optionally, the heat preservation cover is connected with a movable connecting rod, and the movable connecting rod is driven by a power part to move.
Optionally, the heat exchanger further comprises a condensing fan arranged on one side of the heat exchange plate assembly, wherein the condensing fan is used for improving the flow velocity of the airflow outside the heat exchange plate assembly.
A battery thermal management system comprises a battery water path, a heat exchanger, a water pump, a compressor, a condenser and a throttling device, wherein the heat exchanger is a split plate type heat exchanger device.
Optionally, the condenser and the split plate heat exchanger device share a condensing fan.
Use the utility model provides an in-process of components of a whole that can function independently plate heat exchanger device, the liquid that needs the cooling flows in by the import of hot side flow path, a plurality of heat transfer boards of flowing through in proper order through connecting line, the coolant liquid flows in by the import of cold side flow path, and a plurality of heat transfer boards of flowing through in proper order through connecting line, the liquid that needs the cooling and coolant liquid are at heat transfer board, the connecting line carries out the heat exchange, the liquid that needs the cooling after the last heat exchange flows by the export of hot side flow path, the coolant liquid after the heat exchange flows by the export of cold side flow path.
The heat exchange plate assembly comprises a plurality of heat exchange plates arranged in a clearance mode, so that the heat dissipation area of the split plate type heat exchanger device is increased, the compressor can be not started in a low-temperature environment, heat exchange is directly carried out between the split plate type heat exchanger device and the external environment, and the problem that the system is unstable due to the fact that the compressor is started can be effectively avoided; and other parts do not need to be additionally arranged, so that the occupation of space is reduced, and the cost is reduced.
Furthermore, the utility model also provides a battery thermal management system including above-mentioned components of a whole that can function independently plate heat exchanger device.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a specific embodiment of a battery thermal management system provided by the present invention;
FIG. 2 is a schematic view showing the connection relationship of the heat exchanger in FIG. 1;
FIG. 3 is a schematic structural view of a split plate heat exchanger device provided with a heat-retaining cover;
FIG. 4 is a schematic cross-sectional view of the split plate heat exchanger apparatus of FIG. 3 with a heat retention shield;
fig. 5 is a schematic structural view of the heat-insulating cover.
In FIGS. 1-5:
the device comprises a throttling device 01, a condensing fan 02, a condenser 03, a compressor 04, a water pump 06, a battery waterway 07, a split plate type heat exchanger device 1, a heat exchange plate assembly 11, a connecting pipeline 12, fins 13, a heat preservation cover 2, a movable connecting rod 3 and a power part 4, wherein the throttling device is connected with the heat exchange plate assembly 11 through a connecting pipeline 13; a is the outlet of the heat exchanger cold side flow path, B is the inlet of the heat exchanger cold side flow path, C is the inlet of the heat exchanger cold side flow path, and D is the outlet of the heat exchanger cold side flow path.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.
The core of the utility model is to provide a split plate heat exchanger device, when using under low temperature environment, can realize the heat transfer through the heat exchange between self and the external environment, avoid starting the compressor under low temperature environment, need not additionally increase simultaneously such as dry cooling ware like spare part, the cost is reduced.
The utility model discloses a another core provides a battery thermal management system including above-mentioned components of a whole that can function independently plate heat exchanger device.
Please refer to fig. 1 to 5.
This particular embodiment discloses a split plate type heat exchanger device 1, includes:
the heat exchange plate assembly 11 comprises a plurality of heat exchange plates arranged in a clearance mode, and a cold side flow path and a hot side flow path are arranged in any one heat exchange plate;
the connecting pipelines 12 are used for connecting adjacent heat exchange plates so as to communicate cold side flow paths of the adjacent heat exchange plates and communicate hot side flow paths of the adjacent heat exchange plates;
the heat exchanger plate assembly 11 is provided with an inlet and an outlet for the cold side flow path and an inlet and an outlet for the hot side flow path.
In the process of using the split plate heat exchanger device 1 provided in the present embodiment, as shown in fig. 2, a is an outlet of a heat exchanger cold-side flow path, B is an inlet of the heat exchanger cold-side flow path, C is an inlet of the heat exchanger cold-side flow path, and D is an outlet of the heat exchanger cold-side flow path; the liquid that needs cooling flows in by the import of hot side flow path, flows through a plurality of heat transfer boards through connecting line 12 in proper order, and the coolant liquid flows in by the import of cold side flow path to flow through a plurality of heat transfer boards through connecting line 12 in proper order, the liquid that needs cooling and coolant liquid carry out the heat exchange in heat transfer board, connecting line 12, the liquid that needs cooling after the last heat exchange flows out by the export of hot side flow path, the coolant liquid after the heat exchange flows out by the export of cold side flow path.
The heat exchange plate assembly 11 comprises a plurality of heat exchange plates arranged in a clearance mode, so that the heat dissipation area of the split plate type heat exchanger device 1 is increased, the compressor 04 can not be started in a low-temperature environment, heat exchange is directly carried out between the split plate type heat exchanger device 1 and the external environment, and the defect that the system is unstable due to frequent start and stop of the compressor 04 can be effectively overcome; and other parts such as a dry cooler do not need to be additionally arranged, so that the occupied space is reduced, and the cost is reduced.
In a specific embodiment, the fins 13 connecting the heat exchange plates are arranged between the adjacent heat exchange plates, and the arrangement of the fins 13 further increases the heat dissipation area of the split plate type heat exchanger device 1, so that the heat exchange effect can be effectively improved.
Preferably, the gaps between the adjacent heat exchange plates can be set to be the same size, so that the heat exchange effect of each heat exchange plate is consistent.
In a specific using process, under the condition that the compressor 04, the condenser 03 and the condensing fan 02 are started in a non-low-temperature environment, hot air blown out by the condensing fan 02 acts on the split plate type heat exchanger device 1, normal heat exchange of the split plate type heat exchanger device 1 is affected, and heat exchange quality is reduced; therefore, the split plate heat exchanger device 1 is provided with the movably arranged heat preservation cover 2, and the heat preservation cover 2 can move to the position for wrapping the heat exchange plate assembly 11.
The heat insulation cover 2 is made of heat insulation materials, so that the influence of the external environment temperature on the heat exchange efficiency of the heat exchange plate assembly 11 can be effectively avoided; in a specific using process, under a non-low temperature condition, the heat-insulating cover 2 is moved to a position for wrapping the heat exchange plate, and the heat-insulating cover 2 can prevent hot air of the condensing fan 02 from blowing to the heat exchange plate assembly 11, so that the influence of the hot air of the condensing machine on the heat exchange effect of the heat exchange plate assembly 11 is avoided; under low temperature environment, heat preservation cover 2 removes to the position that breaks away from heat transfer board subassembly 11, makes heat transfer board subassembly 11 expose in the air, and condensation fan 02 blows to heat transfer board subassembly 11, is favorable to realizing the heat exchange of components of a whole that can function independently plate heat exchanger device 1 and external environment.
As shown in fig. 5, the heat-insulating cover 2 may be configured as a box-type structure with an opening, and during the use process, the opening side may be made to face the heat exchange plate assembly 11, and by moving the heat-insulating cover 2, the heat exchange plate assembly 11 is located in the heat-insulating cover 2 or the heat-insulating cover 2 is separated from the heat exchange plate assembly 11.
As shown in fig. 3, a movable connecting rod 3 connected to the heat-insulating cover 2 and a power member 4 for driving the movable connecting rod 3 to move may be provided, and the heat-insulating cover 2 is driven to move by controlling the power member 4, so as to facilitate automation of the movement process of the heat-insulating cover 2.
The power part 4 can be a motor, a cylinder, an electric cylinder and the like, and is determined according to actual conditions.
In a specific embodiment, the split plate heat exchanger device 1 further includes a condensing fan 02 disposed on one side of the heat exchange plate assembly 11, and the condensing fan 02 is configured to increase an airflow velocity outside the heat exchange plate assembly 11, so as to improve a heat exchange effect of the heat exchange plate assembly 11 in a low temperature environment.
In addition to the above-mentioned components of a whole that can function independently plate heat exchanger device 1, the utility model discloses still provide a battery thermal management system including the components of a whole that can function independently plate heat exchanger device 1 that the above-mentioned embodiment is disclosed, as shown in fig. 1, this battery thermal management system includes: the heat exchanger comprises a battery water channel 07, a heat exchanger, a water pump 06, a compressor 04, a condenser 03 and a throttling device 01, wherein the heat exchanger is the split plate type heat exchanger device 1 mentioned in any one of the above.
The throttling device 01 can be a throttling valve, and can also be other parts which meet the requirements and have a throttling function, and is determined according to the actual conditions.
As shown in fig. 1, the outlet of the cold-side flow path of the split plate heat exchanger device 1, the compressor 04, the condenser 03, the throttling device 01, and the inlet of the cold-side flow path of the split plate heat exchanger device 1 are connected in sequence; the outlet of the hot side flow path of the split plate type heat exchanger device 1, the battery water path 07, the water pump 06 and the inlet of the hot side flow path of the split plate type heat exchanger device 1 are connected in sequence.
Preferably, the condenser 03 and the split plate heat exchanger device 1 may share one condensing fan 02. As shown in fig. 1, two split plate heat exchanger devices 1 may be arranged side by side, and the split plate heat exchanger devices 1 and the condenser 03 are both located at the same side of the condensing fan 02, so that the same condensing fan 02 may cool the split plate heat exchanger devices 1 and the condenser 03 at the same time.
In the specific embodiment, in a non-low temperature environment, the heat-insulating cover 2 is moved to a position where the heat exchange plate assembly 11 is wrapped, the compressor 04 is started to compress the cooling liquid by the refrigerant system, the compressed cooling liquid flows through the condenser 03, the condensing fan 02 blows towards the condenser 03, the cooling liquid flowing out of the condenser 03 enters the inlet of the cold-side flow path of the split plate type heat exchanger device 1 after being throttled by the throttling device 01, the liquid in the battery water path 07 flows into the inlet of the hot-side flow path of the split plate type heat exchanger device 1 through the water pump 06, and the liquid in the battery water path 07 realizes heat exchange with the cooling liquid in the cold-side flow path in the process of flowing through the hot-side flow path, so that the temperature of the liquid in the battery water path 07 is reduced when the liquid flows through the hot-side flow path; under the low temperature environment, the heat preservation cover 2 is controlled to move to a position separated from the heat exchange plate assembly 11, the heat exchange plate assembly 11 is exposed to the external environment, the compressor 04 is closed, the condensing fan 02 is started, the condensing fan 02 blows towards the heat exchange plate assembly 11, liquid in the battery water channel 07 flows into an inlet of a hot side flow path of the split plate type heat exchanger device 1 through the water pump 06, and in the process of flowing through the hot side flow path, heat exchange is carried out between the heat exchange plate assembly 11 and the external environment, and heat exchange is achieved.
In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The utility model provides an arbitrary compound mode of all embodiments all is in this utility model's a protection scope, does not do here and gives unnecessary details.
It is right above the utility model provides a components of a whole that can function independently plate heat exchanger device and battery thermal management system have carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (9)
1. A split plate heat exchanger apparatus, comprising:
the heat exchange plate assembly (11) comprises a plurality of heat exchange plates arranged in a clearance mode, and a cold side flow path and a hot side flow path are arranged in any one heat exchange plate;
the connecting pipelines (12) are used for connecting the adjacent heat exchange plates so as to communicate the cold side flow paths of the adjacent heat exchange plates and communicate the hot side flow paths of the adjacent heat exchange plates;
the heat exchange plate assembly (11) is provided with an inlet and an outlet of a cold side flow path and an inlet and an outlet of a hot side flow path.
2. Split plate heat exchanger device according to claim 1, wherein fins (13) connecting the heat exchanger plates are arranged between adjacent heat exchanger plates.
3. The split plate heat exchanger apparatus of claim 1, wherein the gaps between adjacent heat exchanger plates are the same size.
4. A split plate heat exchanger device according to any of claims 1-3, further comprising a movably arranged heat retention shield (2), said heat retention shield (2) being movable to a position in which it encloses the heat exchanger plate package (11).
5. The split plate heat exchanger device according to claim 4, wherein the heat-retaining cap (2) is a box structure with an opening at one side, and the opening is arranged towards the heat exchanger plate assembly (11).
6. The split plate heat exchanger device according to claim 4, wherein the heat-insulating cover (2) is connected with a movable connecting rod (3), and the movable connecting rod (3) is moved by a power member (4).
7. A split plate heat exchanger device according to any of claims 1-3, further comprising a condensing fan (02) arranged at one side of the heat exchange plate package (11), the condensing fan (02) being adapted to increase the flow velocity of the air flow outside the heat exchange plate package (11).
8. A battery thermal management system, characterized by comprising a battery water path (07), a heat exchanger, a water pump (06), a compressor (04), a condenser (03) and a throttling device (01), wherein the heat exchanger is the split plate heat exchanger device (1) according to any one of claims 1-7.
9. The battery thermal management system according to claim 8, characterized in that the condenser (03) and the split plate heat exchanger device (1) share one condensing fan (02).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221888710.9U CN217929905U (en) | 2022-07-21 | 2022-07-21 | Split plate type heat exchanger device and battery thermal management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221888710.9U CN217929905U (en) | 2022-07-21 | 2022-07-21 | Split plate type heat exchanger device and battery thermal management system |
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| Publication Number | Publication Date |
|---|---|
| CN217929905U true CN217929905U (en) | 2022-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221888710.9U Active CN217929905U (en) | 2022-07-21 | 2022-07-21 | Split plate type heat exchanger device and battery thermal management system |
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| CN (1) | CN217929905U (en) |
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- 2022-07-21 CN CN202221888710.9U patent/CN217929905U/en active Active
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