CN215810377U - Internal circulation heat exchanger - Google Patents
Internal circulation heat exchanger Download PDFInfo
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- CN215810377U CN215810377U CN202122283835.0U CN202122283835U CN215810377U CN 215810377 U CN215810377 U CN 215810377U CN 202122283835 U CN202122283835 U CN 202122283835U CN 215810377 U CN215810377 U CN 215810377U
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Abstract
The utility model relates to the technical field of vacuum baking, in particular to an internal circulation heat exchanger which comprises a rack body, wherein the rack body is provided with a liquid inlet cavity, a liquid outlet cavity and a circulation liquid cavity, the liquid inlet cavity and the liquid outlet cavity are arranged at one end of the rack body, the circulation liquid cavity is arranged at the other end of the rack body, a plurality of flow guide heat exchange plates are arranged in the rack body, the flow guide heat exchange plates are spaced from each other and are linearly arranged, flow guide holes are arranged in the flow guide heat exchange plates in a penetrating manner, the inner diameter of the liquid inlet end of each flow guide hole is larger than that of the liquid outlet end of each flow guide hole, and a liquid heat exchange medium sequentially flows through the liquid inlet cavity, the flow guide holes, the circulation liquid cavity and the liquid outlet cavity. This application can improve space utilization, and the temperature uniformity is good, and liquid heat transfer medium flows with the torrent form, has reduced heat transfer resistance, improves heat transfer efficiency, can increase the heated area to liquid heat transfer medium pressure boost, and heat transfer is abundant, and the heat transfer is effectual.
Description
Technical Field
The utility model relates to the technical field of vacuum baking, in particular to an internal circulation heat exchanger.
Background
At present, in the domestic vacuum baking field, most of the vacuum baking devices use direct electric heating, namely, a heat source directly contacts with a heated body in a heat conduction or heat transfer mode, and a small part of the vacuum baking devices use an exchanger. The direct type electric heating is limited, the consistency of the temperature of a large space is poor due to a heat source, the overtemperature risk is often accompanied, and potential safety hazards exist. The heat exchanger transfers an unstable heat source to a heated body through a high heat capacity medium, has good temperature consistency in a large space and has low requirement on the heat source. The conventional exchanger for vacuum baking field has the following problems:
1. the traditional exchanger has the advantages of large volume, more pipelines for medium inlet and outlet, unreasonable space utilization in a vacuum environment, poor temperature consistency, not compact structural design and low popularization value;
2. in a vacuum environment, the flowing mode of the liquid heat exchange medium is unreasonable, and the heat transfer efficiency is low;
3. the liquid heat exchange medium has poor flowing effect and insufficient heat transfer, and cannot meet the requirement of modern production.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing an internal circulation heat exchanger, which improves the space utilization rate, has good temperature consistency, reduces the heat transfer resistance and improves the heat transfer efficiency because a liquid heat transfer medium flows in a turbulent flow mode, can pressurize the liquid heat transfer medium, enlarges the heating area, has sufficient heat transfer and good heat transfer effect.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides an inner loop heat exchanger, it includes the frame body, the frame body is equipped with the feed liquor chamber, go out sap cavity and circulation sap cavity, the feed liquor chamber sets up in the one end of frame body with going out the sap cavity, the circulation sap cavity sets up in the other end of frame body, frame body internally mounted has a plurality of water conservancy diversion heat transfer boards, a plurality of water conservancy diversion heat transfer boards separate each other and be linear arrangement, the water conservancy diversion heat transfer board runs through and is provided with the water conservancy diversion hole, the feed liquor end internal diameter in water conservancy diversion hole is greater than the play liquid end internal diameter in water conservancy diversion hole, liquid heat transfer medium flows through the feed liquor chamber in proper order, the water conservancy diversion hole, circulation sap cavity and play sap cavity.
Furthermore, the flow guide heat exchange plate is of a flat plate structure, a plurality of flow guide holes are formed in the flow guide heat exchange plate, and the flow guide holes are linearly arranged.
Furthermore, the rack body is provided with a plurality of supporting blocks, and the flow guide heat exchange plate is arranged between two adjacent supporting blocks.
Furthermore, a plurality of the diversion heat exchange plates are divided into a water inlet group and a water outlet group, the liquid inlet ends of the diversion holes of the diversion heat exchange plates of the water inlet group are communicated with the liquid inlet cavity, the liquid outlet ends of the diversion holes of the diversion heat exchange plates of the water inlet group are communicated with the circulating liquid cavity, the liquid inlet ends of the diversion holes of the diversion heat exchange plates of the water outlet group are communicated with the circulating liquid cavity, and the liquid outlet ends of the diversion holes of the diversion heat exchange plates of the water outlet group are communicated with the liquid outlet cavity.
Furthermore, the liquid inlet ends of the multiple diversion heat exchange plates of the water inlet group extend into the liquid inlet cavity, the liquid outlet ends of the multiple diversion heat exchange plates of the water inlet group extend into the circulation liquid cavity, the liquid inlet ends of the multiple diversion heat exchange plates of the water outlet group extend into the circulation liquid cavity, and the liquid outlet ends of the multiple diversion heat exchange plates of the water outlet group extend into the liquid outlet cavity.
The utility model has the beneficial effects that:
1. heated articles are completely placed on the flow guide heat exchange plate, heat transfer is mainly conducted, the heat transfer is basically not influenced in a high-vacuum environment, the temperature consistency is good, the liquid inlet cavity and the liquid outlet cavity are arranged on the same side of the rack body, the structure is compact, the arrangement of pipelines is convenient, and the space utilization rate in a vacuum environment is improved;
2. the liquid heat exchange medium enters the flow guide holes of the flow guide heat exchange plate from the liquid inlet cavity and then enters the circulating liquid cavity to circularly flow, and the Reynolds number Re is more than 4000 at lower water pressure by the designed flow guide heat exchange plate, so that the liquid heat exchange medium flows in a turbulent flow mode, the heat transfer resistance is reduced, and higher heat transfer efficiency is obtained;
3. the liquid inlet end inner diameter of the flow guide hole is larger than the liquid outlet end inner diameter of the flow guide hole, so that a liquid heat exchange medium has a supercharging effect in the flow guide heat exchange plate, the liquid heat exchange medium can fully flow through each flow guide hole, the heating area is enlarged, heat transfer is sufficient, and the heat exchange effect is good.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention.
Fig. 2 is a partially enlarged schematic view of fig. 1.
Fig. 3 is a schematic perspective view of the present invention.
Fig. 4 is a schematic structural view of a flow guiding heat exchange plate of the present invention.
Description of reference numerals:
1-a frame body; 2-liquid inlet cavity; 3-a liquid outlet cavity; 4-circulating the liquid cavity; 5-a flow guiding heat exchange plate; 6-diversion holes; 7-a support block; 8-a water inlet group; 9-water outlet group.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
As shown in fig. 1 to 4, the internal circulation heat exchanger provided by the utility model comprises a frame body 1, wherein the frame body 1 is provided with a liquid inlet cavity 2, a liquid outlet cavity 3 and a circulation liquid cavity 4, the liquid inlet cavity 2 and the liquid outlet cavity 3 are arranged at one end of the frame body 1, the circulation liquid cavity 4 is arranged at the other end of the frame body 1, a plurality of flow guide heat exchange plates 5 are arranged in the frame body 1, the flow guide heat exchange plates 5 are spaced from each other and are linearly arranged, flow guide holes 6 are arranged in the flow guide heat exchange plates 5 in a penetrating manner, and a liquid heat exchange medium sequentially flows through the liquid inlet cavity 2, the flow guide holes 6, the circulation liquid cavity 4 and the liquid outlet cavity 3. Preferably, the flow guide heat exchange plate 5 is a harmonica tube.
In practical application, the whole heat exchanger is manufactured by extruding and welding 6063 aluminum, and the 6063 aluminum has the characteristics of easiness in processing and welding, excellent corrosion resistance and no stress corrosion cracking tendency, so that the heat exchanger is excellent in corrosion resistance, heated articles are completely placed on the flow guide heat exchange plate 5, heat transfer is mainly heat conduction, the heat transfer is basically not influenced in a high-vacuum environment, and the temperature consistency is good. The liquid inlet cavity 2 and the liquid outlet cavity 3 are arranged on the same side of the rack body 1, the structure is compact, the arrangement of pipelines is convenient, and the space utilization rate in a vacuum environment is improved. The liquid heat exchange medium enters the flow guide holes 6 of the flow guide heat exchange plate 5 from the liquid inlet cavity 2 and then enters the circulating liquid cavity 4 to circularly flow, and the Reynolds number Re is more than 4000 at lower water pressure through the designed flow guide heat exchange plate 5, so that the liquid heat exchange medium flows in a turbulent flow mode, the heat transfer resistance is reduced, and higher heat transfer efficiency is obtained. The liquid inlet end inner diameter of the flow guide holes 6 is larger than the liquid outlet end inner diameter of the flow guide holes 6, so that a liquid heat exchange medium has a supercharging effect in the flow guide heat exchange plate, the liquid heat exchange medium can fully flow through each flow guide hole 6, the heating area is enlarged, heat transfer is sufficient, and the heat exchange effect is good.
In this embodiment, the flow guide heat exchange plate 5 is a flat plate structure, a plurality of flow guide holes 6 are formed in the flow guide heat exchange plate 5, and the flow guide holes 6 are linearly arranged. Specifically, a plurality of water conservancy diversion holes 6 are arranged in a line, effectively increase the heated area of water conservancy diversion heat transfer board 5, and heat-conduction is abundant, efficient.
In this embodiment, the rack body 1 is provided with a plurality of supporting blocks 7, and the flow guide heat exchange plate 5 is installed between two adjacent supporting blocks 7. Specifically, the gap between two adjacent flow guide heat exchange plates 5 can be further controlled by controlling the shape and size of the supporting block 7, so that the flow guide heat exchange plates 5 are in the optimal heat exchange state.
In this embodiment, it is a plurality of water conservancy diversion heat transfer board 5 divide into water group 8 and play water group 9, and the feed liquor end of the water conservancy diversion hole 6 of a plurality of water conservancy diversion heat transfer boards 5 of water group 8 all communicates with feed liquor chamber 2, and the play liquid end of the water conservancy diversion hole 6 of a plurality of water conservancy diversion heat transfer boards 5 of water group 8 all communicates with circulation liquid chamber 4, and the feed liquor end of the water conservancy diversion hole 6 of a plurality of water conservancy diversion heat transfer boards 5 of play water group 9 all communicates with circulation liquid chamber 4, and the play liquid end of the water conservancy diversion hole 6 of a plurality of water conservancy diversion heat transfer boards 5 of play water group 9 all communicates with play liquid chamber 3. Liquid inlet ends of a plurality of flow guide heat exchange plates 5 of the water inlet group 8 extend into the liquid inlet cavity 2, and the protruding parts play a certain turbulence role; liquid outlet ends of a plurality of flow guide heat exchange plates 5 of the water inlet group 8 extend into the circulating liquid cavity 4, and the protruding parts play a certain turbulence role; the liquid inlet ends of the guide heat exchange plates 5 of the water outlet group 9 extend into the circulating liquid cavity 4, the protruding parts play a certain turbulence role, the liquid outlet ends of the guide heat exchange plates 5 of the water outlet group 9 extend into the liquid outlet cavity 3, and the protruding parts play a certain turbulence role, so that a liquid heat exchange medium flows in a turbulence mode, the heat transfer resistance is reduced, higher heat transfer efficiency is obtained, the heating area is increased, heat transfer is sufficient, and the heat exchange effect is good.
All the technical features in the embodiment can be freely combined according to actual needs.
The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.
Claims (5)
1. An internal circulation heat exchanger, includes the frame body, its characterized in that: the frame body is equipped with feed liquor chamber, play sap cavity and circulation sap cavity, and feed liquor chamber and play sap cavity set up in the one end of frame body, and the circulation sap cavity sets up in the other end of frame body, and frame body internally mounted has a plurality of water conservancy diversion heat transfer boards, and a plurality of water conservancy diversion heat transfer boards are spaced each other and are linear arrangement, and the water conservancy diversion heat transfer board runs through and is provided with the water conservancy diversion hole, and the feed liquor end internal diameter in water conservancy diversion hole is greater than the play sap cavity internal diameter in water conservancy diversion hole, and liquid heat transfer medium flows through feed liquor chamber, water conservancy diversion hole, circulation sap cavity and play sap cavity in proper order.
2. An internal circulation heat exchanger as claimed in claim 1, wherein: the flow guide heat exchange plate is of a flat plate structure, a plurality of flow guide holes are formed in the flow guide heat exchange plate, and the flow guide holes are linearly arranged.
3. An internal circulation heat exchanger as claimed in claim 1, wherein: the frame body is provided with a plurality of supporting blocks, and the flow guide heat exchange plate is installed between two adjacent supporting blocks.
4. An internal circulation heat exchanger as claimed in claim 1, wherein: a plurality of water conservancy diversion heat transfer board divide into water group and play water group, and the feed liquor end in the water conservancy diversion hole of a plurality of water conservancy diversion heat transfer boards of the group of intaking all communicates with the feed liquor chamber, and the play liquid end in the water conservancy diversion hole of a plurality of water conservancy diversion heat transfer boards of the group of intaking all communicates with the circulation sap cavity, and the feed liquor end in the water conservancy diversion hole of a plurality of water conservancy diversion heat transfer boards of the group of going out water all communicates with the circulation sap cavity, and the play liquid end in the water conservancy diversion hole of a plurality of water conservancy diversion heat transfer boards of the group of going out water all communicates with going out the sap cavity.
5. An internal circulation heat exchanger according to claim 4, wherein: the feed liquor end of a plurality of water conservancy diversion heat transfer boards of water intaking group all stretches to the feed liquor intracavity, and the play liquid end of a plurality of water conservancy diversion heat transfer boards of water intaking group all stretches to the circulation liquid intracavity, and the feed liquor end of a plurality of water conservancy diversion heat transfer boards of water outgoing group all stretches to the circulation liquid intracavity, and the play liquid end of a plurality of water conservancy diversion heat transfer boards of water outgoing group all stretches to the play liquid intracavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122283835.0U CN215810377U (en) | 2021-09-22 | 2021-09-22 | Internal circulation heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122283835.0U CN215810377U (en) | 2021-09-22 | 2021-09-22 | Internal circulation heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215810377U true CN215810377U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122283835.0U Active CN215810377U (en) | 2021-09-22 | 2021-09-22 | Internal circulation heat exchanger |
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| Country | Link |
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| CN (1) | CN215810377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116995339A (en) * | 2023-09-28 | 2023-11-03 | 深圳市德兰明海新能源股份有限公司 | Liquid cooling device and energy storage equipment |
-
2021
- 2021-09-22 CN CN202122283835.0U patent/CN215810377U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116995339A (en) * | 2023-09-28 | 2023-11-03 | 深圳市德兰明海新能源股份有限公司 | Liquid cooling device and energy storage equipment |
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