CN211084908U - Heat exchange layer, core and heat exchanger - Google Patents
Heat exchange layer, core and heat exchanger Download PDFInfo
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- CN211084908U CN211084908U CN201921635718.2U CN201921635718U CN211084908U CN 211084908 U CN211084908 U CN 211084908U CN 201921635718 U CN201921635718 U CN 201921635718U CN 211084908 U CN211084908 U CN 211084908U
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Abstract
The utility model relates to a indirect heating equipment technical field, in particular to heat transfer layer, core and heat exchanger. The heat exchange layer comprises: the heat exchanger comprises a flow guide channel and a heat exchange channel communicated with the flow guide channel, wherein the flow guide channel and the heat exchange channel are arranged in a split manner, and the flow guide channel is connected to the end part of the heat exchange channel; the flow guide channel is provided with a medium inlet and a medium outlet, and the position of the medium inlet, the position of the medium outlet and the communication position of the flow guide channel and the heat exchange channel are all positioned at different positions of the flow guide channel. The heat exchange channels with different specifications are selected for cores with different specifications, the flow guide channels can be used universally, different dies are arranged for heat exchange, and the dies with the flow guide channels are not required to be repeatedly arranged, so that the flow guide channels have good universality, the dies for producing the heat exchange layers have universality, the development cost is reduced, and the production cost is reduced.
Description
Technical Field
The utility model relates to a indirect heating equipment technical field, in particular to heat transfer layer, core and heat exchanger.
Background
The core applied to the laminated heat exchanger generally comprises a plurality of chips arranged in pairs, a heat exchange layer is formed between the chips in pairs, a medium to be subjected to heat exchange is used for circulation in the heat exchange layer, a heat dissipation belt can be arranged between every two adjacent heat exchange layers, and the heat dissipation belt is used for circulating the heat exchange medium. Generally, as shown in fig. 1, through holes for liquid to flow in or out are provided at both ends of the chip 1, and the middle of the chip 1 is used for liquid heat exchange.
The problem that exists at present is that any one specification of core needs a heat exchange layer with a specific specification, but then a plurality of specifications of heat exchange layers need moulds with different specifications, so that the universality of the mould is poor, and the production cost of the core is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heat transfer layer, core and heat exchanger to the commonality of heat transfer layer mould is poor among the solution prior art, leads to the technical problem that core manufacturing cost is high.
The utility model provides a heat transfer layer, include: the heat exchanger comprises a flow guide channel and a heat exchange channel communicated with the flow guide channel, wherein the flow guide channel and the heat exchange channel are arranged in a split manner, and the flow guide channel is connected to the end part of the heat exchange channel;
the heat exchanger is characterized in that the flow guide channel is provided with a medium inlet and a medium outlet, and the position of the medium inlet, the position of the medium outlet and the communication position of the flow guide channel and the heat exchange channel are all positioned at different positions of the flow guide channel.
Further, the flow guide channel is welded with the end part of the heat exchange channel.
Furthermore, the flow guide channel is a pipe section, one end of the flow guide channel is closed, the other end of the flow guide channel is opened to be communicated with the heat exchange channel, and the medium inlet and the medium outlet are formed in the side wall of the flow guide channel.
Furthermore, the flow guide channel comprises a first flow guide plate and a second flow guide plate, the first flow guide plate and the second flow guide plate are arranged oppositely to form a flow guide cavity, the flow guide cavity is communicated with the heat exchange channel, the first flow guide plate is provided with the medium inlet, and the second flow guide plate is provided with the medium outlet.
Furthermore, the first guide plate and/or the second guide plate are/is provided with a bulge.
Furthermore, a plurality of communicating ports which are arranged side by side at intervals are arranged on the flow guide channel, the heat exchange channels are multiple, the heat exchange channels are arranged in one-to-one correspondence with the communicating ports, and the flow guide channel is communicated with the heat exchange channels through the communicating ports.
Furthermore, the heat exchange channel is a pipe section with two open ends, one end of the heat exchange channel is communicated with one of the flow guide channels, and the other end of the heat exchange channel is communicated with the other flow guide channel.
Furthermore, the heat exchange channels comprise a first heat exchange plate and a second heat exchange plate, the first heat exchange plate and the second heat exchange plate are oppositely arranged to form a heat exchange cavity, one end of the heat exchange cavity is communicated with one of the flow guide channels, and the other end of the heat exchange cavity is communicated with the other flow guide channel.
The utility model also provides a core includes foretell heat transfer layer, and is a plurality of the heat transfer layer is piled up the setting along predetermineeing the direction.
The utility model also provides a heat exchanger includes the utility model provides a core.
The utility model provides a heat transfer layer, include: the heat exchanger comprises a flow guide channel and a heat exchange channel communicated with the flow guide channel, wherein the flow guide channel and the heat exchange channel are arranged in a split manner, and the flow guide channel is connected to the end part of the heat exchange channel; the flow guide channel is provided with a medium inlet and a medium outlet, and the position of the medium inlet, the position of the medium outlet and the communication position of the flow guide channel and the heat exchange channel are all positioned at different positions of the flow guide channel.
The flow guide channels are structures which are arranged at two ends of the heat exchange layer and used for guiding media into the heat exchange channels, the heat exchange channels mainly achieve heat exchange, and the lengths and the specifications of the common cores are different, namely the lengths and the specifications of the heat exchange channels are different. The utility model provides a heat transfer layer, its water conservancy diversion passageway and heat transfer passageway components of a whole that can function independently set up each other, that is to say the water conservancy diversion passageway can make production through corresponding mould alone, and heat transfer passageway can make production through corresponding mould alone. For cores with different specifications, heat exchange channels with different specifications are selected to be connected with the flow guide channel, the flow guide channel is a universal part, the heat exchange channel is a variable part, and different dies are arranged only for the heat exchange channel without repeatedly arranging the dies of the flow guide channel, so that the flow guide channel has good universality, the die part for producing the heat exchange layer has the universality, the core development cost is reduced, and the core production cost is reduced.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
FIG. 1 is a schematic view of a heat exchange layer according to the related art;
fig. 2 is a schematic structural view of a heat exchange layer according to an embodiment of the present invention;
FIG. 3 is a schematic view of a flow guide channel in the heat exchange layer shown in FIG. 2;
FIG. 4 is a schematic structural view of another flow guide channel in the heat exchange layer shown in FIG. 2;
FIG. 5 is a schematic view of a further flow directing passage in the heat exchange layer of FIG. 2;
FIG. 6 is a schematic view of another configuration of an alternate flow guide channel in the heat exchange layer of FIG. 5;
FIG. 7 is a schematic illustration of yet another configuration of a further type of flow guide channel in the heat exchange layer shown in FIG. 5;
FIG. 8 is a schematic structural view of a heat exchange layer according to another embodiment of the present invention;
FIG. 9 is a schematic structural view of a cartridge according to an embodiment of the present invention;
fig. 10 is a schematic structural view of a cartridge according to another embodiment of the present invention.
In the figure: 10-a flow guide channel; 20-heat exchange channels; 30-a heat dissipation band; 40-turbulence sheet; 11-a media inlet; 12-a medium outlet; 13-a first baffle; 14-a second baffle; 15-bulge; 16-a communication port; 17-a flow-through conduit; 21-a first heat exchanger plate; 22-second heat exchanger plates.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 2, the utility model provides a heat exchange layer, include: the heat exchanger comprises a flow guide channel 10 and a heat exchange channel 20 communicated with the flow guide channel 10, wherein the flow guide channel 10 and the heat exchange channel 20 are arranged in a split manner, and the flow guide channel 10 is connected to the end part of the heat exchange channel 20; the guide channel 10 is provided with a medium inlet 11 and a medium outlet 12, and the position of the medium inlet 11, the position of the medium outlet 12 and the communication position of the guide channel 10 and the heat exchange channel 20 are all located at different positions of the guide channel 10.
The flow guide channels are structures which are arranged at two ends of the heat exchange layer and used for guiding media into the heat exchange channels, the heat exchange channels mainly achieve heat exchange, and the lengths and the specifications of the common cores are different, namely the lengths and the specifications of the heat exchange channels are different.
In this embodiment, the flow guide channel 10 and the heat exchange channel 20 are separately and independently arranged, that is, the flow guide channel 10 can be manufactured and produced by a corresponding mold, and the heat exchange channel 20 can be manufactured and produced by a corresponding mold. For cores with different specifications, the heat exchange channels 20 with different specifications are selected to be connected with the flow guide channels, the flow guide channels are universal parts, the heat exchange channels are variable parts, different dies are arranged only for heat exchange, the dies with the flow guide channels 10 are not required to be repeatedly arranged, the flow guide channels 10 have good universality, the die parts for producing the heat exchange layers have the universality, and therefore the core development cost is reduced, and the core production cost is reduced.
It should be noted that the flow guide channel 10 is used for guiding the medium entering the core, the medium enters from the medium inlet 11 in the current heat exchange layer, enters into the heat exchange channel 20 from the communication position of the flow guide channel 10 and the heat exchange channel 20, and enters into the next heat exchange layer from the medium outlet 12, and so on. The medium outlet 12 in the heat exchange layer (the heat exchange layer into which the medium finally enters) at the bottommost layer is plugged, the medium outlet 12 on the flow guide channel 10 at the bottommost layer can be plugged by a plugging piece (such as a plugging plate), and the plugging piece and the flow guide channel 10 can also be integrally arranged in the production process.
In order to improve the heat dissipation efficiency, heat dissipation strips 30 can be arranged between the upper heat exchange layer and the lower heat exchange layer, and turbulence plates 40 are arranged in the heat exchange channels.
Specifically, in the same layer of heat exchange layer, two ends of the heat exchange channel 20 are both communicated with one flow guide channel 10, so that the medium is guided into the core and guided out of the core.
Wherein, the flow guide channel 10 and the heat exchange channel 20 can be connected in a clamping manner or in a threaded connection manner.
Optionally, the flow guide channel 10 and the heat exchange channel 20 are welded and fixed. The specific process is that welding flux is coated on the welding part between the flow guide channel 10 and the heat exchange channel 20, the appointed connecting parts between the heat exchange layers are coated with the welding flux, then the heat exchange layers are integrally placed in a welding furnace, the connection between the flow guide channel 10 and the heat exchange channel 20 and the connection between the heat exchange layers and the heat exchange layers are completed simultaneously, and the efficiency is high.
On the basis of the above embodiments, further, the structural form of the flow guide channel 10 may be various, for example: as shown in fig. 3, the guide passage 10 is a pipe section, one end of the guide passage 10 is closed, the other end is opened to communicate with the heat exchange passage 20, and the medium inlet 11 and the medium outlet 12 are provided on a side wall of the guide passage 10.
In this embodiment, the side walls of the guide passage 10 refer to upper and lower side walls in a direction perpendicular to the direction in which the closed end of the guide passage 10 points toward the open end, as shown in fig. 3.
When the heat exchange channel 20 is in the form of a pipe segment, the open end of the flow guide channel 10 may be inserted into the end of the heat exchange channel 20 by a set distance, and the contact portion of the two is a welded portion of the two. Alternatively, the end of the heat exchange channel 20 is inserted into the open end of the flow guide channel 10 by a set distance, and the contact part of the two is the welding part of the two, and the connection mode is convenient for operation.
As shown in fig. 6, when the heat exchange channel 20 includes the first heat exchange plate 21 and the second heat exchange plate 22, solder is coated between the first heat exchange plate 21 and the inner wall of the open end of the flow guide channel 10, between the second heat exchange plate 22 and the inner wall of the open end of the flow guide channel 10, and between the first heat exchange plate 21 and the second heat exchange plate 22, and between the heat exchange layers, and then the heat exchange layers are integrally placed in the soldering furnace for soldering.
For another example: as shown in fig. 4 and 5, the flow guide channel 10 includes a first flow guide plate 13 and a second flow guide plate 14, the first flow guide plate 13 and the second flow guide plate 14 are disposed opposite to each other to form a flow guide cavity, the flow guide cavity is communicated with the heat exchange channel 20, the first flow guide plate 13 is provided with a medium inlet 11, and the second flow guide plate 14 is provided with a medium outlet 12.
In this embodiment, a flow guiding cavity is formed between the first flow guiding plate 13 and the second flow guiding plate 14, the first flow guiding plate 13 and the second flow guiding plate 14 are both arranged in a U shape, and the first flow guiding plate 13 and the second flow guiding plate 14 are buckled with each other.
The first baffle 13 and the second baffle 14 can be connected by clamping or bolt connection. Optionally, welding is adopted between the first and second deflectors 13 and 14, and brazing between the multiple heat exchange layers can be completed simultaneously, so that the sealing performance is good, and the efficiency is high.
In addition to the above embodiments, as shown in fig. 5 and 6, the first baffle 13 is provided with the protrusion 15, and the protrusion 15 abuts against the inner wall of the first baffle 13, or the second baffle 14 is provided with the protrusion 15, and the protrusion 15 abuts against the inner wall of the first baffle 13, or both the first baffle 13 and the second baffle 14 are provided with the protrusions 15. The bulge 15 can support the flow guide channel 10, the strength of the flow guide channel 10 is enhanced, and the bulge 15 can be welded with the inner wall of the opposite flow guide plate, so that the welded area is increased, and the connection between the first flow guide plate 13 and the second flow guide plate 14 is firmer and more stable.
On the basis of the above embodiment, further, the connection between the multiple heat exchange layers is realized by connecting the bottoms of the flow guide channels 10 in the upper heat exchange layer with the tops of the flow guide channels 10 in the lower heat exchange layer. And a cavity for circulating the second medium is formed between two adjacent heat exchange layers. The connection of the upper flow guide channel 10 and the lower flow guide channel 10 can be realized, and various structural forms of forming a cavity for the circulation of the second medium can be realized.
For example: as shown in fig. 4, a medium flow section is connected between the medium outlet 12 of the upper flow guide channel 10 and the medium inlet 11 of the lower flow guide channel 10, and the medium flow section supports the bottom of the upper flow guide channel 10 and the top of the lower flow guide channel 10 by a set distance, so that a cavity for the second medium to flow is formed between two adjacent heat exchange layers.
For another example: as shown in fig. 5 and 6, the edge of the medium inlet 11 on the guide passage 10 and the edge of the medium outlet 12 on the guide passage 10 are both arranged outward from the guide passage 10, and the edge of the medium outlet 12 of the guide passage 10 on the upper layer and the edge of the medium inlet of the guide passage 10 on the lower layer are connected with each other to form a flow channel 17 for medium circulation.
The flanging can be a primary flanging, the extending direction of the flanging is generally consistent with the conveying direction of a medium in the circulating pipeline, one of the upper-layer flanging and the lower-layer flanging is sleeved outside the other one, and the contact parts of the upper-layer flanging and the lower-layer flanging are welded, so that the connection of the heat exchange layers of the upper layer and the lower layer is realized, and the flanging enables an interval to exist between the upper-layer heat exchange layer and the lower-layer heat exchange layer, so that a cavity for circulating a second medium is formed.
The flanging can also be a secondary flanging, wherein the conveying direction of the first flanging perpendicular to the medium in the flow pipeline is basically consistent, the second flanging is arranged at the edge of the first flanging, the second flanging is basically perpendicular to the first flanging, the second flanging on the upper layer is abutted with the second flanging on the lower layer, and the abutting parts between the first flanging and the second flanging are welded.
As shown in fig. 7 and 8, in addition to the above embodiment, a plurality of communication ports 16 are provided in the flow guide channel 10, a plurality of heat exchange channels 20 are provided, the plurality of heat exchange channels 20 and the plurality of communication ports 16 are provided in a one-to-one correspondence, and the flow guide channel 10 is communicated with the plurality of heat exchange channels 20 through the plurality of communication ports 16.
In this embodiment, after the medium enters the current flow guide channel 10, the medium may enter different heat exchange channels 20 through the communication port 16, so that a plurality of hot side channels are added, and the heat exchange efficiency is improved.
The number of the communication ports 16 may be two, three, or four, etc., and the number of the heat exchange passages 20 corresponds to the number of the communication ports 16.
As shown in fig. 9 and 10, the utility model provides a core, including a plurality of the utility model provides a heat exchange layer, a plurality of heat exchange layers are along predetermineeing the direction and pile up the setting. In the production process of the core provided by the embodiment, the flow guide channel 10 is a universal part, the heat exchange channel 20 with the corresponding length and the corresponding specification is combined with the flow guide channel 10 according to the specific specification requirement of the heat exchanger, that is, the heat exchange channel 20 is a changeable part, and on one hand, the dies for producing the flow guide channel 10 can be unified, so that the structure of the dies and the specification of the dies are reduced, and the production cost is reduced.
Wherein, fig. 9 shows the core structure with two communication ports and two heat exchange channels arranged side by side, and fig. 10 shows the core structure with three communication ports and three heat exchange channels arranged side by side. Of course, the core structure with more communication ports and more heat exchange channels arranged side by side can be obtained by analogy.
The utility model also provides a heat exchanger, include the utility model provides a core. The medium flow control device is characterized by further comprising an inlet pipe and an outlet pipe, wherein the inlet pipe and the outlet pipe are communicated with the core, a medium enters the core through the inlet pipe, and finally flows out through the outlet pipe after the medium flows into the core completely.
The heat exchanger provided by the embodiment has low cost due to the low production cost of the core in the heat exchanger.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Furthermore, those skilled in the art will appreciate that while some of the embodiments described above include some features included in other embodiments, rather than others, combinations of features of different embodiments are meant to be within the scope of the application and form different embodiments. For example, any of the claimed embodiments may be used in any combination. Additionally, the information disclosed in this background section is only for enhancement of understanding of the general background of the application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Claims (10)
1. A heat exchange layer, comprising: the heat exchanger comprises a flow guide channel and a heat exchange channel communicated with the flow guide channel, wherein the flow guide channel and the heat exchange channel are arranged in a split manner, and the flow guide channel is connected to the end part of the heat exchange channel;
the heat exchanger is characterized in that the flow guide channel is provided with a medium inlet and a medium outlet, and the position of the medium inlet, the position of the medium outlet and the communication position of the flow guide channel and the heat exchange channel are all positioned at different positions of the flow guide channel.
2. The heat exchange layer of claim 1, wherein the flow guide channels are welded to the ends of the heat exchange channels.
3. The heat exchange layer of claim 1, wherein the guide channels are tube segments, one end of the guide channels is closed, the other end of the guide channels is open to communicate with the heat exchange channels, and the medium inlet and the medium outlet are provided on the side walls of the guide channels.
4. The heat exchange layer of claim 1, wherein the flow guide channel comprises a first flow guide plate and a second flow guide plate, the first flow guide plate and the second flow guide plate are arranged oppositely to form a flow guide cavity, the flow guide cavity is communicated with the heat exchange channel, the first flow guide plate is provided with the medium inlet, and the second flow guide plate is provided with the medium outlet.
5. The heat exchange layer of claim 4 wherein the first deflector and/or the second deflector are provided with protrusions.
6. The heat exchange layer of claim 1, wherein the flow guide channel is provided with a plurality of communication ports arranged side by side at intervals, the number of the heat exchange channels is multiple, the plurality of heat exchange channels and the plurality of communication ports are arranged in a one-to-one correspondence, and the flow guide channel is communicated with the plurality of heat exchange channels through the plurality of communication ports.
7. The heat exchange layer according to any one of claims 1 to 6, wherein the heat exchange channels are tube sections with two open ends, and one end of each heat exchange channel is communicated with one flow guide channel, and the other end of each heat exchange channel is communicated with the other flow guide channel.
8. The heat exchange layer according to any one of claims 1 to 6, wherein the heat exchange channels comprise a first heat exchange plate and a second heat exchange plate, the first heat exchange plate and the second heat exchange plate are oppositely arranged to form a heat exchange cavity, one end of the heat exchange cavity is communicated with one flow guide channel, and the other end of the heat exchange cavity is communicated with the other flow guide channel.
9. A core comprising a plurality of heat exchange layers according to any one of claims 1 to 8, the plurality of heat exchange layers being arranged in a stack in a predetermined direction.
10. A heat exchanger comprising the core of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921635718.2U CN211084908U (en) | 2019-09-27 | 2019-09-27 | Heat exchange layer, core and heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921635718.2U CN211084908U (en) | 2019-09-27 | 2019-09-27 | Heat exchange layer, core and heat exchanger |
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| Publication Number | Publication Date |
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| CN211084908U true CN211084908U (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921635718.2U Active CN211084908U (en) | 2019-09-27 | 2019-09-27 | Heat exchange layer, core and heat exchanger |
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| CN (1) | CN211084908U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110530178A (en) * | 2019-09-27 | 2019-12-03 | 浙江银轮机械股份有限公司 | Heat exchange layer, fuse and heat exchanger |
-
2019
- 2019-09-27 CN CN201921635718.2U patent/CN211084908U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110530178A (en) * | 2019-09-27 | 2019-12-03 | 浙江银轮机械股份有限公司 | Heat exchange layer, fuse and heat exchanger |
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