CN211626189U - Heat exchanger with reliable sealing - Google Patents
Heat exchanger with reliable sealing Download PDFInfo
- Publication number
- CN211626189U CN211626189U CN201922180311.1U CN201922180311U CN211626189U CN 211626189 U CN211626189 U CN 211626189U CN 201922180311 U CN201922180311 U CN 201922180311U CN 211626189 U CN211626189 U CN 211626189U
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- heat
- conducting plate
- water receiving
- sealing ring
- heat exchanger
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- 238000007789 sealing Methods 0.000 title claims abstract description 123
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 96
- 239000012530 fluid Substances 0.000 claims abstract description 55
- 238000009434 installation Methods 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 238000012546 transfer Methods 0.000 claims abstract description 5
- 230000017525 heat dissipation Effects 0.000 claims description 14
- 238000003466 welding Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 10
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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Abstract
The utility model discloses a reliable sealed heat exchanger has solved the problem that casing and heat-conducting plate subassembly leaked in water receiving mouth department, and the technical scheme who solves this problem mainly includes casing and heat-conducting plate subassembly, be equipped with the installation cavity in the casing, heat-conducting plate unit mount is in the installation cavity, and heat-conducting plate subassembly is equipped with fluid passage and the circulation chamber that is used for liquid heat transfer, and circulation chamber and fluid passage intercommunication are equipped with the water receiving mouth that communicates with fluid passage's passway on the casing, are equipped with the sealing washer that encircles in the water receiving mouth between casing and the heat-conducting plate subassembly, and the casing compresses tightly the sealing washer on the heat-conducting plate subassembly. The utility model discloses well casing and heat-conducting plate subassembly press from both sides tight sealing washer and realize that the water receiving mouth is sealed, not only avoid both to leak in water receiving mouth department, simplified heat-conducting plate subassembly's structure and mounting process moreover, reduced the manufacturing cost of heat exchanger.
Description
Technical Field
The utility model relates to a small household electrical appliances technical field, especially a reliable sealed heat exchanger.
Background
The working principle of the heat exchanger is that heat is transferred between fluids with different temperatures, and heat is transferred from the fluid with higher temperature to the fluid with lower temperature, so that the temperature of the fluid reaches a set temperature, energy is greatly saved, and the whole process is cleaner and more sanitary. Traditional heat exchanger mainly includes the box and locates the coil pipe in the box, and the fluid of above-mentioned two kinds of different temperatures flows inside and outside the coil pipe and carries out the heat exchange, but the coil pipe occupation space who buckles is big, and the heat exchange rate of heat exchanger is low, so traditional heat exchanger is difficult for being applied to among the miniaturized and the higher domestic appliance of portable degree. Therefore, the plate heat exchanger that compact structure and heat exchange efficiency are high has become the development trend, and current plate heat exchanger includes the support and stacks the heat-conducting plate that sets up, and the outside of stacking the heat-conducting plate that sets up is located to the support cover, for avoiding leaking between water receiving mouth and the adjacent heat-conducting plate on the support, generally with support and adjacent heat-conducting plate in water receiving mouth department welded seal, but whole welding process is complicated, high in production cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to reach the purpose just provide a reliable sealed heat exchanger, casing and heat-conducting plate subassembly press from both sides tight sealing washer and realize that the water receiving mouth is sealed, not only avoid both to leak in water receiving mouth department, simplified heat-conducting plate subassembly's structure and mounting process moreover, reduced the manufacturing cost of heat exchanger.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a heat exchanger of reliable seal, includes casing and heat-conducting plate subassembly, be equipped with the installation cavity in the casing, heat-conducting plate subassembly is installed in the installation cavity, and heat-conducting plate subassembly is equipped with fluid passage and the circulation chamber that is used for the liquid heat transfer, and circulation chamber and fluid passage intercommunication are equipped with the water receiving mouth that communicates with fluid passage's passway on the casing, are equipped with the sealing washer that surrounds in the water receiving mouth between casing and the heat-conducting plate subassembly, and the casing compresses tightly the sealing washer on the heat-conducting plate subassembly.
Further, the inner wall of casing is equipped with the fixed slot, and the sealing washer is installed in the fixed slot and is stretched out the fixed slot.
Furthermore, the width of the fixing groove is s, the diameter of the cross section of the sealing ring is d, and s is 1-1.5 times of d; and/or the depth of the fixing groove is h, the diameter of the cross section of the sealing ring is d, and h is 0.3-0.8 times of d.
Furthermore, the heat conducting plate assembly is provided with a positioning convex edge surrounding the channel opening of the fluid channel, and the positioning convex edge protrudes out of the outer surface of the heat conducting plate assembly and is tightly attached to the side wall of the inner ring of the sealing ring.
Further, the heat-conducting plate subassembly includes a plurality of heat-conducting plates that stack the setting, is equipped with between two adjacent heat-conducting plates the circulation chamber, the liquid in the adjacent circulation intracavity carries out the heat exchange through the heat-conducting plate, and the location chimb is located and is just integrated into one piece on the heat-conducting plate adjacent with the water receiving mouth.
Further, the casing is formed by two leg joint, and the installation cavity is located between two supports, and two supports press from both sides tight heat conduction board subassembly and sealing washer.
Furthermore, the two supports are connected through a plurality of screws, and the central line of the water receiving port is at least positioned on the central connecting line of the two screws.
Further, a heat dissipation gap for heat dissipation of the heat conducting plate assembly is arranged between the two supports, and the heat dissipation gap is located on the periphery of the installation cavity and communicated with the installation cavity; and/or at least one of the two supports is provided with a support heat dissipation port, and the support heat dissipation port is communicated with the mounting cavity in the height direction of the heat exchanger.
Furthermore, the circulation cavity comprises a first circulation cavity, the fluid passage comprises a first fluid passage communicated with the first circulation cavity, the water receiving port comprises a first water receiving port, a groove is formed in the side surface, facing the first water receiving port, of the heat conduction plate assembly, the passage port of the first fluid passage is formed in the bottom wall of the groove, the sealing ring comprises a first sealing ring, and the first sealing ring surrounds the outer side of the first water receiving port and abuts against the bottom wall of the groove;
and/or, the circulation chamber includes the second circulation chamber, and fluid passage includes the second fluid passage with second circulation chamber intercommunication, and the water receiving mouth includes the second water receiving mouth, and heat-conducting component is equipped with the boss towards the side of second water receiving mouth, and the boss face of boss is located to the passage mouth of second fluid passage, and the sealing washer includes the second sealing washer, and the second sealing washer encircles in the second water receiving mouth outside and contradicts in the boss face of boss.
Further, the heat-conducting plate assembly comprises a plurality of heat-conducting plates which are stacked, the circulation cavity is arranged between every two adjacent heat-conducting plates, liquid in the adjacent circulation cavities exchanges heat through the heat-conducting plates, the outer edges of the heat-conducting plates are provided with annular welding edges, the circulation cavity is located on the inner ring side of the annular welding edges, and the adjacent heat-conducting plates are welded into a whole through the annular welding edges and seal the circulation cavity.
After the technical scheme is adopted, the utility model has the advantages of as follows:
1. on one hand, the heat exchanger exchanges heat through the heat conducting plate assembly, the flow path and time of liquid in the heat exchanger are increased, and heat exchange between the two kinds of liquid at two temperatures is more sufficient. On the other hand, the shell and the heat conducting plate assembly clamp the sealing ring to realize the sealing of the water receiving port, so that water leakage of the shell and the heat conducting plate assembly at the water receiving port is avoided, the structure and the installation process of the heat conducting plate assembly are simplified, and the production cost of the heat exchanger is reduced; meanwhile, the shell and the heat-conducting plate assembly are convenient to disassemble and assemble, the aged sealing ring is convenient to replace, and the sealing effect between the shell and the heat-conducting plate assembly is ensured; in addition, the friction between the heat conduction plate assembly and the shell and the sealing ring is large, namely the sealing ring prevents the heat conduction plate assembly and the shell from relatively moving, so that the fluid channel on the heat conduction plate assembly is aligned with the water receiving port, and the sealing reliability of the water receiving port is further ensured.
2. The fixed groove limits the movement of the sealing ring, so that the sealing ring is prevented from shifting in the process of clamping the heat conducting plate assembly and the shell, and the sealing ring is ensured to surround the outer side of the water receiving port all the time; meanwhile, the sealing ring extends out of the fixing groove, so that the sealing ring is guaranteed to have enough large compression allowance, and the sealing ring is clamped by the shell and the heat conducting plate assembly.
3. The width s of the fixing groove is 1-1.5 times of the diameter d of the cross section of the sealing ring, so that a space for compression deformation of the sealing ring is formed in the fixing groove, and the phenomenon that the service life of the sealing ring is affected due to over fatigue of the sealing ring is avoided. When s is less than d, the installation and the positioning of the sealing ring are inconvenient, when s is more than 1.5d, the fixing groove is too loose, the limiting capacity of the fixing groove on the sealing ring is insufficient, and the sealing ring is easy to displace greatly and is not easy to align with the water receiving port when being clamped.
The degree of depth h of fixed slot is 0.3 ~ 0.8 times of the diameter d of the cross section of sealing washer, and not only the sealing washer reliably encircles in the water receiving mouth outside, guarantees moreover that the sealing washer tightly laminates with the side of heat-conducting plate subassembly. When h is less than 0.3d, the sealing ring extends out of the fixing groove for too long, and the sealing ring is easy to separate from the fixing groove when compressed and deformed in the clamping process of the shell and the heat conducting plate assembly; when h is larger than 0.8d, the sealing ring can generate small compression deformation and has poor sealing effect.
4. The locating convex edge extends into one side of the inner ring of the sealing ring, so that the heat conducting plate assembly and the sealing ring are installed and located, the channel opening of the fluid channel is aligned to the water receiving opening, the sealing ring is prevented from moving relative to the heat conducting plate assembly when being clamped tightly, meanwhile, the locating convex edge is tightly attached to the side wall of the inner ring of the sealing ring, sealing is achieved between the sealing ring and the locating convex edge, and the sealing effect between the heat conducting plate assembly and the shell is improved.
5. The heat-conducting plate stacks the area of contact who sets up the liquid that has increased unit volume and heat-conducting plate big, and heat exchange efficiency is high, and simultaneously, the liquid that the water receiving mouth flowed in passes through fluid passage and each circulation chamber intercommunication to liquid shunts at fluid passage and flows in each circulation chamber respectively and carries out the heat transfer, and heat exchange efficiency is high. The location chimb is located on the heat-conducting plate adjacent with the water receiving mouth and integrated into one piece, and its processing is convenient, has also guaranteed the intensity of location chimb.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of a heat exchanger with reliable sealing according to the present invention;
FIG. 2 is a cross-sectional view of a heat exchanger of the present invention with reliable sealing;
FIG. 3 is an exploded view of a heat exchanger of the present invention;
FIG. 4 is a cross-sectional view of the heat-conducting plate and the bracket of the present invention;
fig. 5 is a structural diagram of the heat-conducting plate assembly of the present invention.
Detailed Description
As shown in fig. 1 to 4, the utility model provides a reliable sealed heat exchanger, including casing 1 and heat conducting plate subassembly 3, be equipped with installation cavity 10 in the casing 1, heat conducting plate subassembly 3 installs in installation cavity 10, heat conducting plate subassembly 3 is equipped with fluid passage 31 and is used for the circulation chamber 32 of liquid heat transfer, circulation chamber 32 and fluid passage 31 intercommunication, be equipped with the water receiving mouth 11 with fluid passage 31's opening intercommunication on the casing 1, be equipped with between casing 1 and the heat conducting plate subassembly 3 and encircle in water receiving mouth 11 sealing washer 2, casing 1 compresses tightly sealing washer 2 on heat conducting plate subassembly 3.
On one hand, the heat exchanger exchanges heat through the heat conducting plate assembly 3, the flow path and time of liquid in the heat exchanger are increased, and the heat exchange between the two kinds of liquid at two temperatures is more sufficient. On the other hand, the shell 1 and the heat conducting plate component 3 clamp the sealing ring 2 to realize the sealing of the water receiving port 11, so that water leakage at the water receiving port 11 is avoided, the structure and the installation process of the heat conducting plate component 3 are simplified, and the production cost of the heat exchanger is reduced; meanwhile, the shell 1 and the heat-conducting plate component 3 are convenient to disassemble and assemble, the aged sealing ring 2 is convenient to replace, and the sealing effect between the shell 1 and the heat-conducting plate component 3 is ensured; in addition, the friction between the heat-conducting plate assembly 3 and the shell 1 as well as the sealing ring 2 is large, namely the sealing ring 2 prevents the heat-conducting plate assembly 3 and the shell 1 from relatively displacing, so that the fluid channel 31 on the heat-conducting plate assembly 3 is aligned with the water receiving port 11, and the sealing reliability of the water receiving port 11 is further ensured.
In order to realize the installation and positioning of the sealing ring 2 to improve the installation efficiency, the inner wall of the casing 1 may be provided with a fixing groove 13, and the sealing ring 2 is installed in the fixing groove 13 and extends out of the fixing groove 13. The fixing groove 13 limits the movement of the sealing ring 2, so that the sealing ring 2 is prevented from shifting in the process of clamping the heat-conducting plate assembly 3 and the shell 1, and the sealing ring 2 is ensured to surround the outer side of the water receiving opening 11 all the time; meanwhile, the sealing ring 2 extends out of the fixing groove 13, so that the sealing ring 2 is guaranteed to have enough compression allowance, and the sealing ring 2 is clamped by the shell 1 and the heat conducting plate assembly 3. Specifically, the depth of fixed slot 13 is h, and the diameter of the cross section of sealing washer 2 is d, and h is 0.3 ~ 0.8 times of d, not only sealing washer 2 reliably encircles in the water receiving mouth 11 outside, guarantees moreover that sealing washer 2 and heat-conducting plate subassembly 3's side tightly laminates. When h is less than 0.3d, the sealing ring 2 extends out of the fixing groove 13 for too long, and the sealing ring 2 is easy to separate from the fixing groove 13 when being compressed and deformed in the clamping process of the shell 1 and the heat conducting plate component 3; when h is larger than 0.8d, the sealing ring 2 can generate small compression deformation and has poor sealing effect.
In this embodiment, in order to avoid the too big emergence of seal ring 2 extrusion deformation to shift, the width of fixed slot 13 is s, and s is 1 ~ 1.5 times of d to have the space that supplies seal ring 2 compression deformation in the fixed slot 13, avoid seal ring 2 to be tired excessively and influence its life. When s is less than d, the installation and positioning of the sealing ring 2 are inconvenient, when s is greater than 1.5d, the fixing groove 13 is too loose, the limiting capacity of the fixing groove 13 on the sealing ring 2 is insufficient, and the sealing ring 2 is easy to displace greatly and is not easy to align with the water receiving port 11 when being clamped.
For avoiding that sealing washer 2 receives the water receiving mouth 11 of extrusion back inner circle one side to remove by a wide margin, heat-conducting plate subassembly 3 is equipped with the location chimb 33 that encircles in the channel mouth of fluid passage 31, and location chimb 33 protrusion is in the surface of heat-conducting plate subassembly 3 and hugs closely the inner circle lateral wall of sealing washer 2. The location chimb 33 stretches into the inner circle one side of sealing washer 2, realizes the installation location of heat-conducting plate assembly 3 and sealing washer 2, guarantees that the passway of fluid passage 31 aligns with water receiving mouth 11, also avoids sealing washer 2 to remove relative heat-conducting plate assembly 3 when pressing from both sides tightly, and simultaneously, the inner circle lateral wall of sealing washer 2 is hugged closely to location chimb 33, realizes sealedly between sealing washer 2 and the location chimb 33, has improved the sealed effect between heat-conducting plate assembly 3 and the casing 1.
Specifically, the heat-conducting plate assembly 3 comprises a plurality of heat-conducting plates 30 arranged one above another, the circulation chamber 32 is arranged between two adjacent heat-conducting plates 30, and the liquid in the adjacent circulation chamber 32 exchanges heat through the heat-conducting plates 30. The heat-conducting plate 30 is overlapped and arranged, so that the contact area between the liquid with unit volume and the heat-conducting plate 30 is large, the heat exchange efficiency is high, meanwhile, the liquid flowing into the water receiving port 11 is communicated with each circulation cavity 32 through the fluid channel 31, and therefore the liquid is divided in the fluid channel 31 and flows into each circulation cavity 32 respectively for heat exchange, and the heat exchange efficiency is high. In this embodiment, the positioning convex edge 33 is arranged on the heat-conducting plate 30 adjacent to the water receiving opening 11 and is integrally formed, so that the processing is convenient, and the strength of the positioning convex edge 33 is also ensured.
In order to facilitate the installation and the disassembly of the heat-conducting plate component 3, the shell 1 is formed by connecting two supports 12, the installation cavity 10 is positioned between the two supports 12, and the two supports 12 clamp the heat-conducting plate component 3 and the sealing ring 2. Two supports 12 are connected and are formed casing 1 of protection heat-conducting plate subassembly 3, and simultaneously, two supports 12 press from both sides tight heat-conducting plate subassembly 3 and sealing washer 2 from both sides to casing 1 compresses tightly sealing washer 2 on heat-conducting plate subassembly 3 steadily, guarantees that casing 1 and heat-conducting plate subassembly 3 are sealed reliable in water receiving mouth 11 department.
The two brackets 12 are connected through a plurality of screws 14, and the central line of the water receiving opening 11 is at least positioned on the central connecting line of the two screws 14. The support 12 is prevented from being tilted locally relative to the heat conduction plate component 3 to influence the clamping and sealing of the sealing ring 2, namely the support 12 and the adjacent heat conduction plate 30 can uniformly clamp the sealing ring 2, and the sealing effect at the water receiving opening 11 is ensured. In this embodiment, the water receiving opening 11 may be a water inlet or a water outlet.
In order to facilitate timely discharge of heat in the installation cavity 10, a heat dissipation gap 15 for heat dissipation of the heat conducting plate assembly 3 can be arranged between the two supports 12, and the heat dissipation gap 15 is located at the periphery of the installation cavity 10 and communicated with the installation cavity 10. Improve the radiating effect at heat-conducting plate 30 edge, also convenience of customers looks over and confirms whether the heat exchanger leaks, guarantees that the heat exchanger can in time overhaul.
The heat on the heat conducting plate 30 is mainly gathered at the side of the heat conducting plate 30, in order to further improve the heat exchange speed of the heat exchanger, at least one of the two brackets 12 is provided with a bracket heat dissipation port 16, and the bracket heat dissipation port 16 is communicated with the installation cavity 10 in the height direction of the heat exchanger. Therefore, the support radiating port 16 is aligned with the side surface of the heat conducting plate 30, heat on the heat conducting plate 30 is promoted to flow out of the mounting cavity 10 quickly through the support radiating port 16, and the heat exchange effect of the heat exchanger is good.
With reference to fig. 5, the circulation cavity 32 includes a first circulation cavity, the fluid passage 31 includes a first fluid passage 311 communicated with the first circulation cavity, the water receiving opening 11 includes a first water receiving opening 111, a groove 301 is formed in a side surface of the heat conducting plate assembly 3 facing the first water receiving opening 111, a passage opening of the first fluid passage 311 is formed in a bottom wall of the groove 301, the sealing ring 2 includes a first sealing ring 21, and the first sealing ring 21 surrounds an outer side of the first water receiving opening 111 and abuts against a bottom wall of the groove 301. The provision of the groove 301 achieves the mounting and positioning of the first seal ring 21 with the heat-conducting plate assembly 3, ensuring that the first seal ring 21 surrounds the periphery of the passage opening of the first fluid passage 311.
Correspondingly, the circulation chamber 32 further includes a second circulation chamber, the fluid passage 31 includes a second fluid passage 312 communicated with the second circulation chamber, the water receiving opening 11 includes a second water receiving opening 112, a boss 302 is disposed on a side surface of the heat-conducting plate assembly 3 facing the second water receiving opening 112, a boss surface of the boss 302 is disposed at a passage opening of the second fluid passage 312, the sealing ring 2 includes a second sealing ring 22, and the second sealing ring 22 surrounds an outer side of the second water receiving opening 112 and abuts against the boss surface of the boss 302. The heat conducting plate assembly 3 is matched with the support 12 through the boss surface of the boss 302 to clamp the second sealing ring 22, the clamping stability is higher, meanwhile, the boss surface of the boss 302 is smoother, the sealing matching between the second sealing ring 22 and the boss surface of the boss 302 is tighter, and the sealing effect of the second sealing ring and the boss surface is ensured.
In this embodiment, two first water receiving openings 111, two second water receiving openings 112, two first fluid channels 311, and two second fluid channels 312 are provided, high-temperature water flows into one of the first fluid channels 311 through one of the first water receiving openings 111, then the high-temperature water flows into each of the first flow cavities in the first fluid channel 311, and finally flows out of the heat exchanger through the other first fluid channel 311 and the other first water receiving opening 111; correspondingly, the low-temperature water flows into one of the second fluid channels 312 through one of the second water receiving openings 112, then the low-temperature water flows into each of the second flow cavities in the second fluid channels 312, and finally flows out of the heat exchanger through the other second fluid channel 312 and the other second water receiving opening 112. The first circulation cavities and the second circulation cavities are distributed in a staggered mode, heat exchange between high-temperature water and low-temperature water in the two circulation cavities 32 is facilitated, the high-temperature water and the low-temperature water flow out of the circulation cavities 32 after heat exchange, and the water in the circulation cavities 32 is guaranteed to be continuously updated so as to continuously exchange heat.
In this embodiment, the outer edge of the heat-conducting plate 30 is provided with an annular welding edge 303, the circulation chamber 32 is located at the inner ring side of the annular welding edge 303, and the adjacent heat-conducting plates 30 are welded together by the annular welding edge 303 to realize the sealing of the circulation chamber 32. The two adjacent heat conducting plates 30 are high in welding connection strength and good in pressure resistance, and high-temperature and high-pressure liquid can flow in the circulation cavity 32, so that the application range of the heat exchanger is expanded.
In this embodiment, "high temperature" and "low temperature" do not refer to a specific temperature range or value, but a relative temperature, i.e., the "high temperature" is higher than the "low temperature". The high-temperature water can be boiling water, warm water or cold water, and the low-temperature water can be warm water, cold water or ice water, but the temperature of the high-temperature water is higher than that of the low-temperature water.
In addition to the preferred embodiments described above, other embodiments of the present invention are also possible, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, which should fall within the scope of the present invention defined by the appended claims.
Claims (10)
1. The utility model provides a heat exchanger of reliable seal, includes casing and heat-conducting plate subassembly, its characterized in that, be equipped with the installation cavity in the casing, heat-conducting plate subassembly installation is in the installation cavity, and heat-conducting plate subassembly is equipped with fluid passage and the circulation chamber that is used for the liquid heat transfer, and circulation chamber and fluid passage intercommunication are equipped with the water receiving mouth that communicates with fluid passage's passway on the casing, are equipped with the sealing washer that encircles in the water receiving mouth between casing and the heat-conducting plate subassembly, and the casing compresses tightly the sealing washer on the heat-conducting plate subassembly.
2. The heat exchanger of claim 1, wherein the inner wall of the housing is provided with a seating groove, and the sealing ring is fitted into the seating groove and protrudes from the seating groove.
3. The heat exchanger with reliable sealing according to claim 2, wherein the width of the fixing groove is s, the diameter of the cross section of the sealing ring is d, and s is 1-1.5 times of d; and/or the depth of the fixing groove is h, the diameter of the cross section of the sealing ring is d, and h is 0.3-0.8 times of d.
4. The heat exchanger of claim 1, wherein the heat conducting plate assembly is provided with a positioning flange surrounding the channel opening of the fluid channel, the positioning flange protruding from the outer surface of the heat conducting plate assembly and abutting against the inner ring side wall of the sealing ring.
5. The heat exchanger of claim 4, wherein the heat-conducting plate assembly comprises a plurality of heat-conducting plates stacked one on another, the circulation chamber is disposed between two adjacent heat-conducting plates, the liquid in the adjacent circulation chamber exchanges heat through the heat-conducting plates, and the positioning flange is disposed on the heat-conducting plate adjacent to the water receiving port and is integrally formed.
6. A heat exchanger according to any one of claims 1 to 5 wherein the housing is formed by two brackets joined together, the mounting chamber being located between the two brackets, the two brackets clamping the heat conducting plate assembly and the sealing ring.
7. A heat exchanger according to claim 6 wherein the two brackets are connected by a plurality of screws, the centre line of the water receiving port being located at least on the centre line of the two screws.
8. The heat exchanger of claim 6, wherein a heat dissipation gap for dissipating heat of the heat conducting plate assembly is disposed between the two brackets, and the heat dissipation gap is located at the periphery of the mounting cavity and is communicated with the mounting cavity; and/or at least one of the two supports is provided with a support heat dissipation port, and the support heat dissipation port is communicated with the mounting cavity in the height direction of the heat exchanger.
9. The heat exchanger of any one of claims 1 to 5, wherein the circulation chamber comprises a first circulation chamber, the fluid passage comprises a first fluid passage communicated with the first circulation chamber, the water receiving port comprises a first water receiving port, the side of the heat-conducting plate assembly facing the first water receiving port is provided with a groove, the passage port of the first fluid passage is arranged on the bottom wall of the groove, the sealing ring comprises a first sealing ring, and the first sealing ring surrounds the outer side of the first water receiving port and abuts against the bottom wall of the groove;
and/or, the circulation chamber includes the second circulation chamber, and fluid passage includes the second fluid passage with second circulation chamber intercommunication, and the water receiving mouth includes the second water receiving mouth, and heat-conducting component is equipped with the boss towards the side of second water receiving mouth, and the boss face of boss is located to the passage mouth of second fluid passage, and the sealing washer includes the second sealing washer, and the second sealing washer encircles in the second water receiving mouth outside and contradicts in the boss face of boss.
10. The heat exchanger of any one of claims 1 to 4, wherein the heat-conducting plate assembly comprises a plurality of heat-conducting plates arranged in a stacked manner, the circulation chamber is arranged between two adjacent heat-conducting plates, the liquid in the adjacent circulation chambers exchanges heat through the heat-conducting plates, the outer edges of the heat-conducting plates are provided with annular welding edges, the circulation chamber is positioned on the inner ring side of the annular welding edges, and the adjacent heat-conducting plates are welded into a whole through the annular welding edges and realize the sealing of the circulation chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922180311.1U CN211626189U (en) | 2019-12-06 | 2019-12-06 | Heat exchanger with reliable sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922180311.1U CN211626189U (en) | 2019-12-06 | 2019-12-06 | Heat exchanger with reliable sealing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211626189U true CN211626189U (en) | 2020-10-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922180311.1U Active CN211626189U (en) | 2019-12-06 | 2019-12-06 | Heat exchanger with reliable sealing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211626189U (en) |
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2019
- 2019-12-06 CN CN201922180311.1U patent/CN211626189U/en active Active
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