CN110459830B - Heat exchange device - Google Patents
Heat exchange device Download PDFInfo
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- CN110459830B CN110459830B CN201910647909.9A CN201910647909A CN110459830B CN 110459830 B CN110459830 B CN 110459830B CN 201910647909 A CN201910647909 A CN 201910647909A CN 110459830 B CN110459830 B CN 110459830B
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
A heat exchange device comprises a heat exchanger and a mounting plate, wherein the heat exchanger comprises a first flow channel and a second flow channel, the mounting plate comprises a boss part, the boss part protrudes outwards from the front side of the mounting plate, the boss part is provided with a valve core accommodating cavity penetrating through the mounting plate, the mounting plate comprises a through hole, the back side of the mounting plate is provided with a connecting groove, and the connecting groove is communicated with the through hole and the valve core accommodating cavity; the connecting groove can be in communication with the first flow channel. The heat exchange device has the advantages of simple and compact structure, reliable performance, convenient installation and lower use cost.
Description
The present application is a divisional application entitled "heat exchange device" with an application date of 2015, 7 and 17, and a patent application number of 201510423629.1.
Technical Field
The invention relates to a heat exchange device, which is applied to a heat management system of an electric automobile battery and the like.
Background
Generally, in a battery thermal management system of an electric vehicle, a battery of the electric vehicle generates heat when operating, and in order to ensure normal operation of the battery, the battery needs to be cooled, and cooling by a coolant is a common method. A common battery cooling device includes a heat exchanger and an expansion valve, a liquid refrigerant enters the heat exchanger after passing through the throttling function of the expansion valve, the refrigerant and a cooling liquid perform heat exchange in the heat exchanger, the cooling liquid is cooled, the cooled cooling liquid flows to a battery pack to cool a battery, the temperature of the cooling liquid after flowing through the battery pack is increased, and the cooling liquid needs to return to the heat exchanger for cooling, and the cycle is performed. Typically, the heat exchanger is a plate heat exchanger.
In the existing heat management system, a heat exchanger and an expansion valve are separate components and are connected in a pipeline mode and the like. The connecting parts such as pipelines and the like can cause the weight of the whole assembly to be heavier, the phenomena of breakage of connecting pipes and the like are easy to occur, and the cost is also higher.
Therefore, how to directly integrate the heat exchanger and the expansion valve together so as to make the structure compact, facilitate installation and have low use cost is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a heat exchange device with simple structure and reliable performance.
To achieve the above object, the present invention provides a heat exchange device.
A heat exchange device comprises a heat exchanger and a mounting plate, wherein the heat exchanger comprises a first flow channel and a second flow channel, the mounting plate comprises a boss part, the boss part protrudes outwards from the front side of the mounting plate, the boss part is provided with a valve core accommodating cavity penetrating through the mounting plate, the mounting plate comprises a through hole, the back side of the mounting plate is provided with a connecting groove, and the connecting groove is communicated with the through hole and the valve core accommodating cavity; the connecting groove is communicable with the first flow passage.
Above-mentioned technical scheme is in the same place heat exchanger and the direct integration of mounting panel, and a part of mounting panel has the function of valve body, and simple structure, compactness and dependable performance are convenient for install and use cost is lower.
Drawings
FIG. 1 is a perspective view of one embodiment of the heat exchange device of the present invention.
Fig. 2 is a perspective view of a mounting plate of the heat exchange device of fig. 1.
Fig. 3 is a schematic cross-sectional view of the mounting plate shown in fig. 2.
Fig. 4 is a schematic perspective view of an end plate of the heat exchange device of fig. 1.
Fig. 5 is a perspective view of the heat exchange unit of fig. 1 showing the end plate and mounting plate mounted in position.
Fig. 6 is a schematic cross-sectional view of the heat exchange device of fig. 1.
Fig. 7 is a partially enlarged schematic view of fig. 6.
Fig. 8 is a perspective view of an end plate and mounting plate of another embodiment of the heat exchange device of the present invention.
Detailed Description
According to the embodiment of the invention, a part of the mounting plate is directly processed to have the function of the electronic expansion valve body, the valve core assembly and the coil assembly of the electronic expansion valve can be directly and fixedly mounted on the mounting plate, the structure is simple and compact, the reliability is strong, the mounting is convenient, the vibration resistance is good, the use cost is low, and the gas-liquid stratification phenomenon can be effectively inhibited.
The following describes a specific embodiment of the present invention with reference to the drawings.
Fig. 1 to 7 show a heat exchange device according to an embodiment of the present invention, as shown in the drawings, the heat exchange device includes a heat exchanger 10, a valve core assembly 22, a coil assembly 21, and a mounting plate 3 for fixing the heat exchange device, and at the same time, the mounting plate 3 is also used for fixedly connecting the heat exchanger 10, the coil assembly 21, and the valve core assembly 22.
The heat exchanger 10 can be used as an evaporator, and the heat exchanger 10 includes a second flow channel for flowing a cooling liquid and a first flow channel for flowing a refrigerant, wherein the first flow channel includes a refrigerant inlet and a refrigerant outlet, and the second flow channel includes a cooling liquid inlet and a cooling liquid outlet. The coolant inlet may be connected to the second connection pipe 4, the coolant outlet may be connected to the first connection pipe 1, the refrigerant outlet may be connected to the third connection pipe 5, and the refrigerant inlet may directly communicate with the outlet of the valve core assembly 22.
The heat exchanger 10 further comprises a heat exchange core, and an end plate 6 and a bottom plate 7 which are respectively located at two ends of the heat exchange core. The heat exchange core body comprises a plurality of first circulation plates and a plurality of second circulation plates which are arranged in a stacked mode at intervals, a first circulation channel and a second circulation channel are formed between each first circulation plate and the second circulation plates adjacent to two sides, a first circulation channel is formed between each first circulation plate and the second circulation plates adjacent to one side, and a second circulation channel is formed between each first circulation plate and the second circulation plates adjacent to the other side. The first flow channel is a part of the first flow channel, and the second flow channel is a part of the second flow channel. In this embodiment, the flow plates 8 having the same shape and structure are used for the first and second flow plates, and when stacking, the first flow plate is rotated 180 ° relative to the second flow plate for stacking. The flow plate 8 with the same shape and structure can save cost.
The refrigerant inlet and the refrigerant outlet, and the cooling liquid inlet and the cooling liquid outlet may be disposed on the same side or different sides of the heat exchanger 10, and may be any two of the four ports. The first connecting pipe 1, the second connecting pipe 4 and the third connecting pipe 5 are all aluminum alloy pipes and are connected with the heat exchanger 10 in a brazing mode; and part or all of the other three connecting pipes can be fixedly connected with the mounting plate 3 through brazing and connected with the heat exchanger 10 through the mounting plate 3.
In the embodiment, the heat exchanger 10 is a plate heat exchanger, but may be a plate fin heat exchanger, and other types of heat exchangers may be applied similarly.
As shown in fig. 2 and 3, the mounting plate 3 is formed by pressing or machining a metal plate, and the plate may be made of an aluminum alloy. The mounting plate 3 includes a fitting portion and a plurality of mounting holes 36 located outside the fitting portion. In the mounting direction through the mounting hole 36, the mounting hole 36 is completely exposed to the outside of the heat exchanger 10, and the mounting hole 36 does not interfere with the heat exchange core. In this way, when the heat exchanger device is fixed by inserting a screw (not shown) through the mounting hole 36, the screw does not collide with the heat exchanger 10. This design reduces the cost and difficulty of installation of the heat exchange device on the one hand, and also reduces the chance of damage to the heat exchanger 10 during installation.
It should be noted here that the shape structure of the mounting plate 3 and the specific position and number of the mounting holes 36 may be set as required for the specific mounting position of the heat exchanging apparatus.
The fitting portion includes a first through hole 353 for fixedly mounting the first nipple 1, a second through hole 352 for fixedly mounting the second nipple 4, a third through hole 351 for fixedly mounting the third nipple 5, a fourth through hole 34 for fixedly mounting the fourth nipple 96, and a boss portion 32 for fixedly mounting the coil assembly 21 and the spool assembly 22. Wherein the first and second through holes 353 and 352 communicate with the second flow passage of the heat exchanger 10, and the third through hole 351 communicates with the first flow passage of the heat exchanger 10. In the present embodiment, the first and second through holes 353 and 352 communicate with the coolant inlet and the coolant outlet of the heat exchanger 10, respectively, and the third through hole 351 communicates with the refrigerant outlet of the heat exchanger 10.
First through-hole 353 and coolant liquid import are circular and coaxial setting, and the internal diameter of first through-hole 353 is greater than the internal diameter of coolant liquid import to form the step, thereby be convenient for dock and the location with the one end of first takeover 1, be convenient for first takeover 1's installation. Similarly, the second through hole 352 and the coolant outlet are both circular and coaxially arranged, and the inner diameter of the second through hole 352 is larger than that of the coolant outlet to form a step, so that the second connecting pipe 4 can be conveniently butted and positioned with one end of the second connecting pipe 4, and the second connecting pipe 4 can be conveniently installed. Similarly, the third through hole 351 and the refrigerant outlet are both circular and coaxially arranged, and the inner diameter of the third through hole 351 is larger than that of the refrigerant outlet to form a step, so that the third through hole is conveniently butted and positioned with one end of the third connecting pipe 5, and the third connecting pipe 5 is conveniently installed.
The boss portion 32 protrudes from the plate plane of the mounting plate 3 by a certain height, the boss portion 32 is formed with a valve core accommodating cavity 33 penetrating through the mounting plate, the valve core accommodating cavity 33 sequentially comprises a first cavity 331, a second cavity 332 and a third cavity 333, the inner diameter of the first cavity 331 is gradually increased from bottom to top, a thread connecting portion 321 used for fixing the valve core assembly 22 is arranged on the inner wall of the first cavity 331, a step portion formed between the second cavity 332 and the first cavity 331 is used for arranging a sealing ring, and the sealing performance of the valve core assembly 22 fixed in the valve core accommodating cavity 33 is improved by arranging the sealing ring.
The side wall of the boss portion 32 is further provided with a screw fixing portion 322 for fixing the coil block 21, and the coil block 21 is fixedly attached to the mounting plate 3 by the screw fixing portion 322. Of course, the screw fixing portion 322 may be directly provided on the plate surface of the mounting plate 3, or may be provided in the valve body assembly. In the present embodiment, the provision of the screw fixing portion 322 at the boss portion 32 can improve the mounting stability of the coil block.
Here, the side of the mounting plate 3 having the boss portion 32 is defined as the front side of the mounting plate 3, and the side in contact with the heat exchanger is defined as the back side of the mounting plate 3. A connecting groove 31 is further formed in the reverse side of the mounting plate 3, and the connecting groove 31 communicates the fourth through hole 34 with the valve element accommodating chamber 33.
The reverse side of the mounting plate 3 can also be provided with a plurality of positioning bosses 37 which protrude from the back of the mounting plate 3 by a certain height, and the positioning and mounting of the mounting plate 3 and the heat exchanger 10 can be facilitated through the positioning bosses 37.
As shown in fig. 4, the end plate 6 includes a first aperture 63, a second aperture 62, a third aperture 61, and a fourth aperture 64 at four corners, wherein a hollow boss 65 protruding from the plate plane of the end plate 6 by a certain height is further formed at the outer peripheral side of the fourth aperture 64, the inner diameter of the boss 65 is equal to or less than the inner diameter of the fourth aperture, and the boss 65 may be a punched structure formed by a punching process.
The end plate 6 can be further provided with a positioning hole 66 corresponding to the positioning boss 37, and when the heat exchanger is installed, the positioning boss 37 and the positioning hole 66 are installed in a matched mode, so that the heat exchanger and the installation plate can be quickly positioned, the installation is convenient, and the installation precision and the yield of the heat exchanger can be improved.
In the heat exchanger, the first orifice 63 corresponds to the first through hole 353, the second orifice 62 corresponds to the second through hole 352, the third orifice 61 corresponds to the third through hole 351, the fourth orifice 64 corresponds to the spool accommodating chamber 33, and the inner diameter of the spool accommodating chamber 33 is equal to or larger than the inner diameter of the fourth orifice 64, so that a part of the spool assembly 22 can extend into the boss portion 65 through the spool accommodating chamber 33. And the direction in which the boss portion 65 projects from the plate plane of the end plate 6 is opposite to the direction in which the boss portion 32 projects from the front surface of the mounting plate 3.
Of course, the protruding portion 65 may protrude from the plate surface of the end plate 6 in the same direction as the protruding portion 32 protrudes from the front surface of the mounting plate 3, and in this case, the height of the protruding portion 65 should be smaller than the depth of the connecting groove 31. The boss 65 of the embodiment is arranged in a manner that, on one hand, the thickness of the mounting plate 3 can be reduced, and on the other hand, the distance between the outlet of the valve core assembly 22 and the heat exchanger 10 can be further reduced, so that the heat exchange performance of the heat exchanger is improved.
As shown in fig. 6 and 7, the valve core assembly 22 includes a valve seat 220, the valve seat 220 includes a first portion 225 and a second portion 221, an outer wall of the first portion 225 is provided with an external thread corresponding to the threaded interface portion 321, the first portion 225 can be fixed to the boss portion 32 by a first seal ring 226 and the thread, and a part of the second portion 221 can be connected to the boss portion 65 by a seal ring 223. The second portion 221 is provided with a spool inlet passage 222 and a spool outlet passage 224, and an orifice, which can communicate the spool inlet passage 222 and the spool outlet passage 224, is provided between the spool inlet passage 222 and the spool outlet passage 224. Also, the outer diameter of the second portion 221 is smaller than the inner diameter of the spool accommodating chamber 33, and the inlet of the spool inlet passage 222 may be plural, thus facilitating the flow of the refrigerant from the spool accommodating chamber 33 into the spool inlet passage 222.
The lower end of the second portion 221 extends into the boss 65 and is sealed by the provision of a second seal 223, and the spool outlet passage 224 may be in direct communication with the first flow passage of the heat exchanger 10. At least a portion of the inlet of the spool inlet passage 222 is located in the spool receiving chamber 33 above the raised portion 65, and the connecting groove 31 may communicate with the spool inlet passage 222 through a space between the spool assembly receiving chamber 33 and the second portion 221.
Of course, the protrusion 65 may not be provided, and the outer diameter of the second portion 221 is larger than the inner diameter of the fourth orifice 64, and the inner diameter of the outlet of the spool outlet passage 224 is smaller than the inner diameter of the fourth orifice 64, so that the second portion 221 is pressed against the end plate 6. In this embodiment, by providing the protruding portion 65, the sealing performance between the second portion 221 and the protruding portion 65 can be improved, and internal leakage can be prevented.
Thus, after flowing in from the fourth orifice 34, the refrigerant flows to the valve core inlet channel 222 through the connecting groove 31, and the refrigerant throttled by the valve assembly directly flows into the heat exchanger 10 through the valve core outlet channel 224, so that the gas-liquid separation phenomenon generated in the flowing process of the refrigerant in the middle distance can be well reduced, the heat exchange performance of the heat exchanger can be improved, the superheat degree can be well controlled, and the vibration resistance of the heat exchange device can be improved.
When the connecting pipe is assembled, the flow plate 8, the end plate 6, the bottom plate 7, the mounting plate, the first connecting pipe 1, the second connecting pipe 4 and the third connecting pipe 5 are welded together in a brazing mode. Before welding, firstly, assembling the circulation plate 8, the end plate 6, the bottom plate 7, the mounting plate, the first connecting pipe 1, the second connecting pipe 4 and the third connecting pipe 5, and compressing and fixing by using a special tool clamp; and then, putting the pressed flow plate 8, the end plate 6, the bottom plate 7, the mounting plate, the first connecting pipe 1, the second connecting pipe 4 and the third connecting pipe 5 into a furnace for welding. The welding mode can adopt a vacuum furnace for vacuum brazing or a tunnel furnace for nitrogen protection welding. After welding, the spool assembly 22 and the coil assembly 21 are sequentially attached to the boss portion 32.
Fig. 8 shows another embodiment of the present invention, in this embodiment, the mounting plate includes a first mounting plate 301 and a second mounting plate 302, wherein the structure of the first mounting plate 301 is the same as or similar to that of the mounting plate 3 in the above embodiment, the front surface of the first mounting plate 301 is provided with a first boss portion 3201, the first boss portion 3201 is formed with a valve core accommodating chamber 3301 penetrating the first mounting plate 301, and the back surface of the first mounting plate 301 is also provided with a connecting groove 311. The second mounting plate 302 is fitted to the first mounting plate 301, and is provided with a second boss portion 3302 fitted to the spool housing cavity 3301, the direction in which the second boss portion 3302 projects from the second mounting plate 302 is opposite to the direction in which the first boss portion 3201 projects from the first mounting plate 301, and the second boss portion 3302 is the same as or similar in structure and function to the boss portion 65 in the above-described embodiment. The first portion 225 is fixed to the first boss portion 3201 in a sealing manner, and the second portion 221 is fixed to the second boss portion 3302 in a sealing manner. As is clear from fig. 8, the second mounting plate 302 is opened with a communication hole that communicates with the spool housing chamber 3301, and the communication hole is opened in the second boss portion 3302.
First mounting panel 301 and second mounting panel 302 can link together through modes such as welding, and the simple structure of this embodiment, simple to operate, stability is good.
In this embodiment, other structures and functions are the same as or similar to those of the above embodiments, and are not described again.
Although the present invention has been described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the present invention may be modified and equivalents may be substituted for those skilled in the art, and all technical solutions and modifications that do not depart from the spirit and scope of the present invention should be covered by the claims of the present invention.
Claims (10)
1. A heat exchange device comprises a heat exchanger and a mounting plate, and is characterized in that the heat exchanger comprises a first flow channel and a second flow channel, the mounting plate comprises a boss part, the boss part protrudes outwards from the front of the mounting plate, the boss part is provided with a valve core accommodating cavity penetrating through the mounting plate, the mounting plate comprises a through hole, the back of the mounting plate is provided with a connecting groove, and the connecting groove is communicated with the through hole and the valve core accommodating cavity; the connecting groove can be communicated with the first flow channel;
the heat exchange device comprises a valve core assembly, wherein the valve core assembly comprises a valve core inlet channel and a valve core outlet channel, the valve core inlet channel is communicated with the connecting groove, the valve core outlet channel is communicated with the first channel, the valve core inlet channel is not directly communicated with the first channel, a throttling hole is arranged between the valve core inlet channel and the valve core outlet channel, and the throttling hole can be communicated with the valve core inlet channel and the valve core outlet channel.
2. The heat exchange device of claim 1, wherein: the valve core assembly comprises a valve seat, the valve seat comprises a first part and a second part, the first part and the second part are arranged at the upper part and the lower part, one part of the first part is fixed with the boss part in a sealing mode, the second part comprises a valve core inlet channel and a valve core outlet channel, and the size of a flow channel of the throttling hole is adjustable.
3. The heat exchange device of claim 1, wherein: the valve core holds the chamber and includes first chamber, second chamber and third chamber that the internal diameter progressively increases from supreme down in proper order, wherein the inner wall in first chamber is provided with the screw thread interface part, the second chamber with the step portion that forms between the first chamber is used for settling first sealing washer.
4. The heat exchange device of claim 2, wherein: the case holds the chamber and includes first chamber, second chamber and third chamber that the internal diameter gradually increases from supreme down in proper order, wherein the inner wall in first chamber is provided with the screw thread interface part, be provided with on the outer wall of first portion with the corresponding external screw thread of screw thread interface part, the disk seat with boss portion screw thread fixed mounting, heat exchange device includes first sealing washer, first sealing washer is located the second chamber, first portion with pass through between the boss portion first sealing washer is sealed.
5. The heat exchange device of claim 1 or 2 or 3 or 4, wherein: the mounting plates comprise a first mounting plate and a second mounting plate, the first mounting plate is matched with the second mounting plate, and the second mounting plate is relatively close to the heat exchanger; the first mounting plate is provided with the boss part, a through hole and a connecting groove, the first mounting plate and the second mounting plate are welded and fixed, the second mounting plate is provided with a communicating hole, and the communicating hole of the second mounting plate is communicated with the valve core accommodating cavity.
6. The heat exchange device of claim 5, wherein: the boss part protrudes from the front surface of the mounting plate by a certain height, a second boss part matched with the valve core accommodating cavity is formed on the second mounting plate, and the direction of the second boss part protruding out of the second mounting plate is opposite to the direction of the first boss part protruding out of the first mounting plate; the communicating hole of the second mounting plate is arranged on the second boss part; the second boss portion extends into a first flow passage of the heat exchanger.
7. The heat exchange device according to claim 2 or 4, wherein the second portion has an outer diameter smaller than an outer diameter of the first portion, the second portion has an outer diameter smaller than an inner diameter of the spool accommodating chamber, the second portion does not contact an inner wall of the spool accommodating chamber, and the through hole communicates with the spool inlet passage through the connection groove and a space between the second portion communicating with the connection groove and the inner wall of the spool accommodating chamber.
8. The heat exchange device of claim 2 or 4,
the heat exchanger comprises a heat exchange core body, and an end plate and a bottom plate which are respectively positioned at two ends of the heat exchange core body, wherein the end plate comprises a first hole opening, a second hole opening, a third hole opening and a fourth hole opening which are positioned at four corners, a hollow bulge part which protrudes out of the plate plane of the end plate by a certain height is further formed on the outer peripheral side of the fourth hole opening, and the inner diameter of a hole of the bulge part is smaller than or equal to that of the fourth hole opening;
a first through hole, a second through hole and a third through hole are formed in the mounting plate, the first hole corresponds to the first through hole, the second hole corresponds to the second through hole, the third hole corresponds to the third through hole, and the fourth hole corresponds to the valve core accommodating cavity; the inner diameter of the valve core accommodating cavity is larger than or equal to that of the fourth hole, and the direction of the boss part protruding out of the plane of the end plate is opposite to the direction of the boss part protruding out of the front surface of the mounting plate; the lower end of the second portion extends into the protruding portion, a second sealing ring is arranged between the lower end of the second portion and the inner wall of the hole of the protruding portion, the valve core outlet channel is directly communicated with the first flow channel of the heat exchanger, and at least one part of the inlet of the valve core inlet channel is located in the valve core accommodating cavity above the protruding portion.
9. The heat exchange device of claim 8, wherein the back surface of the mounting plate is further provided with at least two positioning bosses protruding from the back surface of the mounting plate by a certain height, the end plate is provided with positioning holes corresponding to the positioning bosses, and the positioning bosses are installed in cooperation with the positioning holes; and the side wall of the boss part is also provided with a thread fixing part for fixing the coil assembly.
10. A heat exchange apparatus according to claim 2, wherein the heat exchanger is used as an evaporator in a system, the first flow path being for the circulation of a refrigerant and the second flow path being for the circulation of a cooling liquid; the heat exchanger comprises a heat exchange core body, and an end plate and a bottom plate which are respectively positioned at two ends of the heat exchange core body, wherein the end plate comprises a first hole opening, a second hole opening, a third hole opening and a fourth hole opening which are positioned at four corners, a hollow bulge part which protrudes out of the plate plane of the end plate by a certain height is further formed on the outer peripheral side of the fourth hole opening, and the inner diameter of a hole of the bulge part is smaller than or equal to that of the fourth hole opening;
a first through hole, a second through hole and a third through hole are formed in the mounting plate, the first hole corresponds to the first through hole, the second hole corresponds to the second through hole, the third hole corresponds to the third through hole, and the fourth hole corresponds to the valve core accommodating cavity; the inner diameter of the valve core accommodating cavity is larger than or equal to that of the fourth hole, and the direction of the boss part protruding out of the plane of the end plate is opposite to the direction of the boss part protruding out of the front surface of the mounting plate; the lower end of the second part extends into the bulge part, a second sealing ring is arranged between the lower end of the second part and the inner wall of the hole of the bulge part, the valve core outlet channel is directly communicated with the first flow channel of the heat exchanger, and at least one part of the inlet of the valve core inlet channel is positioned in the valve core accommodating cavity above the bulge part;
the through hole is a fourth through hole, the heat exchange device comprises a first connecting pipe communicated with the first through hole, a second connecting pipe communicated with the second through hole, a third connecting pipe communicated with the third through hole and a fourth connecting pipe communicated with the fourth through hole, the first connecting pipe is a cooling liquid outlet pipe, the second connecting pipe is a cooling liquid inlet pipe, the fourth connecting pipe is a refrigerant inlet pipe, the third connecting pipe is a refrigerant outlet pipe, and the inner diameter of the fourth through hole is smaller than that of the third through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910647909.9A CN110459830B (en) | 2015-07-17 | 2015-07-17 | Heat exchange device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910647909.9A CN110459830B (en) | 2015-07-17 | 2015-07-17 | Heat exchange device |
| CN201510423629.1A CN106711533B (en) | 2015-07-17 | 2015-07-17 | Heat-exchange device |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510423629.1A Division CN106711533B (en) | 2015-02-25 | 2015-07-17 | Heat-exchange device |
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| CN110459830A CN110459830A (en) | 2019-11-15 |
| CN110459830B true CN110459830B (en) | 2021-06-15 |
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| CN201910647909.9A Active CN110459830B (en) | 2015-07-17 | 2015-07-17 | Heat exchange device |
| CN201510423629.1A Active CN106711533B (en) | 2015-02-25 | 2015-07-17 | Heat-exchange device |
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| CN109425152B (en) * | 2017-08-31 | 2021-03-23 | 浙江三花智能控制股份有限公司 | Plate heat exchanger integrated component |
| KR102262318B1 (en) * | 2017-09-11 | 2021-06-09 | 제지앙 산후아 인텔리전트 컨트롤즈 컴퍼니 리미티드 | fluid control assembly |
| CN109520176B (en) * | 2017-09-19 | 2021-03-23 | 浙江三花智能控制股份有限公司 | Heat exchanger |
| CN110411247B (en) * | 2018-04-27 | 2021-12-24 | 浙江三花汽车零部件有限公司 | Fluid heat exchange device and thermal management system |
| CN110411261B (en) * | 2018-04-28 | 2021-08-27 | 浙江三花汽车零部件有限公司 | Fluid heat exchange device and thermal management unit |
| CN109668469A (en) * | 2018-12-25 | 2019-04-23 | 天津三电汽车空调有限公司 | A kind of heat sink piece aperture support construction on automobile plate heat exchanger |
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| CN113028689A (en) * | 2019-12-05 | 2021-06-25 | 杭州三花研究院有限公司 | Pipeline switching device, pipeline switching subassembly and air conditioning system |
| EP4145063A4 (en) * | 2020-04-30 | 2024-05-29 | Zhejiang Sanhua Automotive Components Co., Ltd. | Heat exchanging apparatus and manufacturing method therefor |
| CN115218564B (en) * | 2021-04-16 | 2024-06-11 | 浙江三花汽车零部件有限公司 | Connecting device and integrated component |
| CN113670096B (en) * | 2021-08-26 | 2023-12-26 | 浙江吉利控股集团有限公司 | Heat exchange device, heat exchange system comprising same and vehicle |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106711533B (en) | 2019-08-27 |
| CN106711533A (en) | 2017-05-24 |
| CN110459830A (en) | 2019-11-15 |
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