CN220288368U - Optimized hot air header device and heat exchange system - Google Patents
Optimized hot air header device and heat exchange system Download PDFInfo
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- CN220288368U CN220288368U CN202322363951.2U CN202322363951U CN220288368U CN 220288368 U CN220288368 U CN 220288368U CN 202322363951 U CN202322363951 U CN 202322363951U CN 220288368 U CN220288368 U CN 220288368U
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- 238000003860 storage Methods 0.000 claims abstract description 36
- 238000005192 partition Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 5
- 238000005457 optimization Methods 0.000 claims description 4
- 238000004321 preservation Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000012546 transfer Methods 0.000 abstract description 3
- 238000004880 explosion Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides an optimized hot air header device and a heat exchange system, which solve the problems of higher cost, complex installation, low thermal efficiency, easiness in tube explosion and the like. The optimized hot air header device comprises an air storage chamber, an air inlet cavity and an air return cavity are arranged in the air storage chamber, the air inlet cavity is provided with an air inlet, the air inlet cavity is communicated with a plurality of air guide pipes, the air guide pipes are communicated with a plurality of heat collecting pipes one by one, the heat collecting pipes are communicated with the air return cavity, and the air return cavity is provided with an air return opening. This device is with air inlet cavity and return air cavity all design in a header to promoted heat preservation performance, also saved the cost of manufacture, designed the heat pipe wind-guiding to the vacuum tube bottom, again with vacuum pipe wall contact heat transfer, with heat to the return air cavity, take out the heat collector, make area of contact bigger, the flow path is longer, the residence time is longer, and then the thermal efficiency is higher.
Description
Technical Field
The utility model belongs to the technical field of machinery, and relates to heat exchange equipment, in particular to an optimized hot air header device and a heat exchange system.
Background
The existing hot air header mainly comprises three types, wherein one type is that a glass vacuum tube communicated in the middle of 2 boxes is adopted, so that the cost is high, the installation is complex, and the heat efficiency is low; the other is that the common header increases the inner cavity and is inserted with the superconducting glass heat pipe, so that the problems of small contact area, low heat efficiency, easiness in pipe explosion and the like exist; the metal heat pipe is inserted into the vacuum pipe, and the fin is arranged at the upper end for heat dissipation, but the product has high cost and low market acceptance.
Therefore, the prior art schemes have different problems, and further research and optimization of the performance of the hot air header are required.
Disclosure of Invention
The utility model aims at solving the problems in the prior art, and provides an optimized hot air header device and a heat exchange system, which increase the contact area and the residence time and improve the heat exchange effect through reasonable sleeve matching and air flow path planning.
The aim of the utility model can be achieved by the following technical scheme: the utility model provides an optimization type hot air header device, includes air storage chamber and guide duct, set up air inlet chamber and return air chamber in the air storage chamber respectively, the air inlet chamber has the air intake, air inlet chamber intercommunication a plurality of the guide duct, a plurality of guide duct one-to-one communicates a plurality of thermal-arrest pipes, a plurality of thermal-arrest pipe intercommunication the return air chamber, the return air chamber has the return air inlet.
In the optimized hot air header device, the air storage chamber comprises an outer wall, an insulating layer is attached to the inner side face of the outer wall, and an inner container is attached to the inner side face of the insulating layer.
In the optimized hot air header device, the top of the air storage chamber is an upper arch arc top, the air storage chamber is internally provided with the partition plates in a bisecting mode along the length direction, and the periphery of the partition plates penetrate through the inner container to enter the heat insulation layer.
In the optimized hot air header device, the air storage chamber is provided with a plurality of through holes on the side wall of the air return chamber, the partition plate is provided with a plurality of interfaces corresponding to the through holes one by one, the air guide pipe penetrates into the through holes to pass through the air return chamber, so that the inlet of the air guide pipe penetrates through the interfaces to be communicated with the air inlet chamber, and the outlet of the air guide pipe extends out of the air storage chamber to extend to the bottom of the heat collecting pipe.
In the optimized hot air header device, the outer periphery of the air guide pipe is sleeved with the heat collecting pipe, the bottom end of the heat collecting pipe is a closed end, the upper end of the heat collecting pipe is a backflow port, and a sealing ring is sleeved between the backflow port and the through port to form sealing joint.
In the above-mentioned optimization type hot air header device, the export of guide duct links firmly the umbrella form group piece that expands outward, umbrella form group piece is including being a plurality of trapezoidal pieces that radial enclose, the lower bottom of trapezoidal piece link firmly in on the export border of guide duct, the upper bottom butt of trapezoidal piece the thermal-collecting tube inner wall forms the joint location.
In the optimized hot air header device, the sealing ends of the heat collecting pipes are fixedly arranged on the tailstock.
In the optimized hot air header device, the air inlet is communicated with the air inlet cavity at one end side of the air storage chamber, the air return opening is communicated with the air return cavity at the other end side of the air storage chamber, and the air inlet and the air return opening are arranged in opposite directions.
A heat exchange system comprises the optimized hot air header device.
Compared with the prior art, the optimized hot air header device and the heat exchange system have the following beneficial effects:
this device is with air inlet cavity and return air cavity all design in a header to promoted heat preservation performance, also saved the cost of manufacture, designed the heat pipe wind-guiding to the vacuum tube bottom, again with vacuum pipe wall contact heat transfer, with heat to the return air cavity, take out the heat collector, make area of contact bigger, the flow path is longer, the residence time is longer, and then the thermal efficiency is higher.
Drawings
Fig. 1 is a front view of the structure of the optimized hot air header device.
Fig. 2 is a side view structural diagram of the optimized hot air header device.
In the figure, 1, an air storage chamber; 1a, a heat preservation layer; 1b, an inner container; 2. an air inlet cavity; 2a, an air inlet; 3. a return air cavity; 3a, an air return port; 4. a partition plate; 5. an air guide pipe; 5a, trapezoid pieces; 6. a heat collecting pipe; 7. a seal ring; 8. and a tailstock.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
Example 1
As shown in fig. 1 and 2, the optimized hot air header device comprises an air storage chamber 1 and air guide pipes 5, wherein an air inlet chamber 2 and an air return chamber 3 are respectively arranged in the air storage chamber 1, the air inlet chamber 2 is provided with an air inlet 2a, the air inlet chamber 2 is communicated with a plurality of air guide pipes 5, the air guide pipes 5 are communicated with a plurality of heat collecting pipes 6 one by one, the heat collecting pipes 6 are communicated with the air return chamber 3, and the air return chamber 3 is provided with an air return opening 3a.
The air storage chamber 1 comprises an outer wall, wherein an insulating layer 1a is attached to the inner side surface of the outer wall, and an inner container 1b is attached to the inner side surface of the insulating layer 1a. The external structure of the air storage chamber 1 is realized through the outer wall, and the supporting strength of the inner cavity is provided. The heat insulation layer 1a plays a role in heat insulation so as to avoid heat loss of heat exchange air flow. The air flow is directly contacted through the liner 1b, and the liner 1b has heat resistance and corrosion resistance so as to prolong the service life of the air storage chamber 1.
The air storage chamber 1 is a rectangular box body, the top of the air storage chamber 1 is an upper arch arc top, the inside of the air storage chamber 1 is equally divided into vertical partition plates 4 along the length direction, and the periphery of each partition plate 4 passes through the liner 1b and enters the heat insulation layer 1a. The inner cavity of the air storage chamber 1 is divided into an air inlet chamber 2 and an air return chamber 3 by a partition plate 4 in an up-down equal mode, namely the air inlet chamber 2 and the air return chamber 3 are arranged in parallel. The baffle plate 4 stretches into the wall of the air storage chamber 1, so that absolute isolation of the air inlet chamber 2 and the air return chamber 3 is ensured, and air inlet and air outlet are prevented from being mixed.
The side wall of the air storage chamber 1 is provided with a plurality of through holes, the partition plate 4 is provided with a plurality of interfaces corresponding to the through holes one by one, the air guide pipe 5 penetrates into the through holes and passes through the air return chamber 3, the inlet penetrating-connection interface of the air guide pipe 5 is communicated with the air inlet chamber 2, and the outlet of the air guide pipe 5 extends out of the air storage chamber 1 to extend to the bottom of the heat collecting pipe 6. The air guide pipe 5 is vertically arranged with the air inlet cavity 2 and the air return cavity 3. The inner peripheral tube cavity of the air guide tube 5 is communicated with the air inlet cavity 2 in a sealing way, and part of the outer wall of the air guide tube 5 penetrates through the air return cavity 3, namely part of the tube wall of the air guide tube 5 is arranged in the air return cavity 3.
The periphery of the air guide pipe 5 is sleeved with a heat collecting pipe 6, the bottom end of the heat collecting pipe 6 is a closed end, the upper end of the heat collecting pipe 6 is a return port, and a sealing ring 7 is sleeved between the return port and the through port to form sealing joint. The annular tube cavity between the air guide tube 5 and the heat collecting tube 6 is a heat exchange cavity through the sleeving connection of the air guide tube and the heat collecting tube, and the annular tube cavity is communicated with the return air cavity 3 through the return opening. The sealing ring 7 is arranged to fill the installation gap between the heat collecting pipe 6 and the return air cavity 3, so that the tightness is improved and the gas leakage is avoided.
The outlet of the air guide pipe 5 is fixedly connected with an outward-expansion umbrella-shaped assembling piece, the umbrella-shaped assembling piece comprises a plurality of trapezoid pieces 5a which are radially surrounded, the lower bottoms of the trapezoid pieces 5a are fixedly connected to the outlet edge of the air guide pipe 5, and the upper bottoms of the trapezoid pieces 5a are abutted against the inner wall of the heat collecting pipe 6 to form clamping positioning. The heat collecting pipes are supported in an expanded mode through the umbrella-shaped assembled pieces, the fixing of the air guide pipe 5 is formed, meanwhile, the outward expansion radial structure is utilized for guiding air flow, the uniformity of circumferential distribution of air quantity is further optimized, and the heat exchange effect is improved.
The closed ends of the heat collecting pipes 6 are fixedly arranged on the tailstock 8. The tail seat 8 forms a tail end supporting function on the heat collecting pipes 6 and the air guide pipes 5, so that the vertical states of the heat collecting pipes 6 and the air guide pipes 5 are maintained.
The air inlet 2a is communicated with the air inlet cavity 2 at one end side of the air storage chamber 1, the air return opening 3a is communicated with the air return cavity 3 at the other end side of the air storage chamber 1, and the air inlet 2a and the air return opening 3a are arranged in opposite directions. The air inlet 2a and the air return opening 3a are respectively arranged at the two opposite ends of the air storage chamber 1, so that the heat exchange path is prolonged maximally, the air flow heat exchange time is prolonged, and the heat exchange effect is improved.
The function process of the optimized hot air header device is as follows:
cool air is blown into the air inlet cavity 2 through the air inlet 2a, flows into the air guide pipes 5 of each branch through the interfaces on the partition plate 4, is blown out from the outlets at the bottom ends of the air guide pipes 5, flows into the annular pipe cavity of each heat collecting pipe 6, absorbs solar heat through the heat collecting pipes 6 in a vacuum state, enables the pipe wall temperature of the heat collecting pipes 6 to be higher, the air is blown upwards from the bottoms of the heat collecting pipes 6, directly brings heat out, heated air flows back to the air return cavity 3, and finally flows out from the air return openings 3a.
Example two
Based on the first embodiment, the present embodiment is different in that:
a heat exchange system comprises the optimized hot air header device.
Compared with the prior art, the optimized hot air header device and the heat exchange system have the following beneficial effects:
this device is with air inlet chamber 2 body and return air chamber 3 body all design in a header to promoted heat preservation performance, also saved the cost of manufacture, designed the heat pipe wind-guiding to the vacuum tube bottom, again with vacuum pipe wall contact heat transfer, with heat take to return air chamber 3 body, take out the heat collector, make area of contact bigger, the flow path is longer, the residence time is longer, and then the thermal efficiency is higher.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although the reservoir 1 is used more herein; a heat insulating layer 1a; a liner 1b; an air inlet cavity 2; an air inlet 2a; a return air cavity 3; an air return port 3a; a separator 4; an air guide pipe 5; a trapezoidal piece 5a; a heat collecting pipe 6; a seal ring 7; tailstock 8, etc., but does not exclude the possibility of using other terms. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Claims (9)
1. The utility model provides an optimization type hot air header device, includes air storage chamber and air duct, its characterized in that, set up air inlet chamber and return air chamber in the air storage chamber respectively, the air inlet chamber has the air intake, air inlet chamber intercommunication a plurality of the air duct, a plurality of the air duct one-to-one communicates a plurality of thermal-arrest pipes, a plurality of the thermal-arrest pipe intercommunication the return air chamber, the return air chamber has the return air inlet.
2. The optimized hot air header assembly of claim 1, wherein the air storage chamber comprises an outer wall, an insulating layer is attached to an inner side of the outer wall, and an inner liner is attached to an inner side of the insulating layer.
3. The optimized hot air header assembly of claim 2, wherein the top of the air storage chamber is an upper arch arc top, the air storage chamber is internally divided into two equal vertical partition plates along the length direction, and the periphery of the partition plates penetrate through the liner and enter the heat insulation layer.
4. The optimized hot air header device as set forth in claim 3, wherein said air storage chamber is provided with a plurality of openings on a side wall of said return air chamber, said partition plate is provided with a plurality of interfaces corresponding to a plurality of said openings one by one, said air guide pipe penetrates said openings to pass through said return air chamber, an inlet of said air guide pipe penetrates said interfaces to communicate with said air inlet chamber, and an outlet of said air guide pipe extends out of said air storage chamber to extend to a bottom of said heat collecting pipe.
5. The optimized hot air header device as claimed in claim 4, wherein the outer periphery of the air guide pipe is sleeved with the heat collecting pipe, the bottom end of the heat collecting pipe is a closed end, the upper end of the heat collecting pipe is a backflow port, and a sealing ring is sleeved between the backflow port and the through port to form a sealing joint.
6. The optimized hot air header device as claimed in claim 5, wherein the outlet of the air guide pipe is fixedly connected with an externally-expanded umbrella-shaped assembly sheet, the umbrella-shaped assembly sheet comprises a plurality of trapezoid sheets which are radially surrounded, the lower bottoms of the trapezoid sheets are fixedly connected to the outlet edge of the air guide pipe, and the upper bottoms of the trapezoid sheets are abutted against the inner wall of the heat collecting pipe to form clamping positioning.
7. The optimized hot air header assembly of claim 5, wherein the closed ends of a plurality of said heat collecting tubes are secured to the tailstock.
8. The optimized hot air header assembly as set forth in claim 3, wherein said air inlet communicates with said air inlet chamber at one end side of said air storage chamber, said air return opening communicates with said air return chamber at the other end side of said air storage chamber, and said air inlet is disposed in an opposite direction from said air return opening.
9. A heat exchange system comprising an optimised hot air header device as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322363951.2U CN220288368U (en) | 2023-08-31 | 2023-08-31 | Optimized hot air header device and heat exchange system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322363951.2U CN220288368U (en) | 2023-08-31 | 2023-08-31 | Optimized hot air header device and heat exchange system |
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| Publication Number | Publication Date |
|---|---|
| CN220288368U true CN220288368U (en) | 2024-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322363951.2U Active CN220288368U (en) | 2023-08-31 | 2023-08-31 | Optimized hot air header device and heat exchange system |
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| Country | Link |
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| CN (1) | CN220288368U (en) |
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2023
- 2023-08-31 CN CN202322363951.2U patent/CN220288368U/en active Active
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