CN209054994U - A kind of efficient heat-exchanging pipe of condensation - Google Patents
A kind of efficient heat-exchanging pipe of condensation Download PDFInfo
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- CN209054994U CN209054994U CN201821336082.7U CN201821336082U CN209054994U CN 209054994 U CN209054994 U CN 209054994U CN 201821336082 U CN201821336082 U CN 201821336082U CN 209054994 U CN209054994 U CN 209054994U
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Abstract
The utility model discloses a kind of efficient heat-exchanging pipes of condensation, it includes heat exchange pipe body and multiple outer fins, the inner surface of the heat exchange pipe body is provided with internal screw thread, multiple outer fins in the shape of a spiral and are uniformly distributed in the outer surface of the heat exchange pipe body, the outer fin side is equipped with the first groove for extending to the fin root of the outer fin, the second groove is provided at the top of the outer fin, the outer surface of first groove, second groove and the heat exchange pipe body forms the channel for being conducive to liquid flowing.The efficient heat-exchanging pipe of condensation provided by the utility model, structure is simple, and design rationally, substantially increases heat exchanger tube heat exchange area, significantly improves the heat exchange efficiency of heat exchanger tube, to preferably improve the heat exchange property of heat exchanger tube.
Description
Technical field
The utility model relates to technical field of heat exchange, and in particular to a kind of efficient heat-exchanging pipe of condensation.
Background technique
In many industrial circles such as Refrigeration & Air-Conditioning, water cooled condenser is widely used.They are mostly full
Liquid formula shell and tube exchanger, refrigerant is in out-tubular condensing phase-change heat-exchange, refrigerating medium fluid interchange in pipe.Because refrigerant is in pipe
Outside condensing heat-exchange thermal resistance is greater than convective heat transfer resistance on the inside of pipe, can be improved so the heat exchange property of exchange heat pipe strengthen
The heat transfer property of condenser.
The heat exchange area of currently used heat exchanger tube is smaller, and heat exchange efficiency is lower, and then leads to the heat exchange property of heat exchanger tube
It is poor.
Utility model content
The efficient heat-exchanging pipe for being designed to provide a kind of condensation of the utility model embodiment, to solve existing heat exchange
Pipe heat exchange area is smaller, the problem that heat exchange efficiency is lower and heat exchange property is poor.
To achieve the above object, the utility model embodiment provides a kind of efficient heat-exchanging pipe of condensation comprising heat exchange
Tube body and multiple outer fins, the inner surface of the heat exchange pipe body are provided with internal screw thread, and multiple outer fins are in the shape of a spiral
And it is uniformly distributed in the outer surface of the heat exchange pipe body, the outer fin side is equipped with the fin root for extending to the outer fin
First groove is provided with the second groove, first groove, second groove and the heat exchange at the top of the outer fin
The outer surface of tube body forms the channel for being conducive to liquid flowing.
Preferably, multiple second grooves are uniformly distributed at the top of the outer fin, and two neighboring described second
1-3 first grooves are set between groove.
Preferably, first groove is located at the unilateral side or two sides of the outer fin, and first groove is transversal
Face is rectangle, and the width of second groove is gradually increased from bottom to top.
Preferably, the height of the outer fin is 0.75-1.1mm.
Preferably, the depth of first groove be 0.05-0.2mm, width 0.05-0.2mm, first groove
Quantity is 75-200/week.
Preferably, the depth of second groove is 0.1-0.3mm, width 0.1-0.3mm, and the number of the second groove is
20-75/week.
Preferably, the efficient heat-exchanging pipe of the condensation further includes internal tooth, and the internal tooth is uniformly arranged on the heat exchanger tube
The inner surface of ontology.
Preferably, the height of the internal tooth is 0.25-0.45mm, and helical angle is 35-60 degree.
The utility model embodiment has the advantages that
The efficient heat-exchanging pipe of condensation provided by the embodiment of the utility model comprising heat exchange pipe body and multiple outer wings
Piece.Wherein, the appearance of the second groove of the top setting of the first groove, outer fin of outer fin side setting and heat exchange pipe body
Face forms the channel for being conducive to liquid flowing.First groove makes condensed refrigerant liquid flow to outer fin quick and unobstructedly
Bottom, which greatly enhances the drain age velocities on heat exchange pipe body surface.
In addition, the second groove of outer fin top setting, increases the heat exchange area of heat exchange pipe body significantly, meanwhile,
The liquid condensed out is easy to overcome the influence of surface tension, drips quickly, so that gas refrigerant is cold in the continuation of outer fin
It is solidifying, it so recycles, and then greatly improve heat exchange efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the outer fin of the efficient heat-exchanging pipe for the condensation that the utility model embodiment 1 provides.
In figure: 1- heat exchange pipe body, the outer fin of 2-, the first groove of -3-, the second groove of 4-, 5- internal tooth.
Specific embodiment
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
Embodiment 1
As shown in Figure 1, the present embodiment provides a kind of efficient heat-exchanging pipes of condensation comprising heat exchange pipe body 1 and multiple
Outer fin 2.
Specifically, the inner surface of heat exchange pipe body 1 is provided with internal screw thread；Multiple outer fins 2 in the shape of a spiral and are uniformly distributed
In the outer surface of heat exchange pipe body 1.Meanwhile outer 2 side of fin is equipped with the first groove 3 for extending to the fin root of outer fin 2, outside
The top of fin 2 is provided with the second groove 4, and the outer surface of the first groove 3, the second groove 4 and heat exchange pipe body 1, which is formed, is conducive to liquid
The channel of body flowing.
In the present embodiment, the first groove 3 makes condensed refrigerant liquid flow to outer fin 2 quick and unobstructedly
Bottom, which greatly enhances the drain age velocities on 1 surface of heat exchange pipe body.
In addition, the second groove 4 being arranged at the top of outer fin 2, increases the heat exchange area of heat exchange pipe body 1, together significantly
When, the liquid condensed out is easy to overcome the influence of surface tension, quickly drip), so that gas refrigerant outer fin 2 after
Continuous condensation, so recycles, and then greatly improve heat exchange efficiency.
Preferably, outer fin 2 is spirally distributed along the outer surface of heat exchange pipe body 1, this increases refrigerant significantly
The path length that liquid is flowed along the outer surface of heat exchange pipe body 1, and then the heat exchange area of heat exchange pipe body 1 is increased, it improves
Heat exchange efficiency.
In the present embodiment, the first groove 3 is located at the unilateral side or two sides of outer fin 2, and the cross section of the first groove 3 is
The width of rectangle, the second groove 4 is gradually increased from bottom to top.It should be noted that the global shape of the first groove 3 is length
Narrow rectangle, the longitudinal section of the second groove 4 can be, but not limited in triangle or trapezoidal.
Meanwhile multiple second grooves 4 are uniformly distributed along the top of outer fin 2, and are arranged between two neighboring second groove 4
1-3 the first grooves 3.It needing to be explanation, the first groove 3 between two neighboring second groove 4 can be uniformly distributed,
It can be with uneven distribution.Be arranged between the first groove 3 and two neighboring second groove 4 of the two sides of outer fin 2
One groove 3 further increases the drain age velocity of outer fin 2, to improve the heat exchange efficiency of heat exchange pipe body 1 well.
Preferably, the efficient heat-exchanging pipe of condensation further includes internal tooth 5, and internal tooth 5 is uniformly arranged on the interior table of heat exchange pipe body 1
Face.Internal tooth 5 improves 1 internal heat contact area of heat exchange pipe body, and then greatly increases the heat exchange effect of heat exchange pipe body 1
Rate.
Embodiment 2
It is substantially the same manner as Example 1 the present embodiment provides the efficient heat-exchanging pipe of another condensation, below only to difference
Part is introduced.
In the present embodiment, the height of outer fin 2 is 0.75-1.1mm；The depth of first groove 3 is 0.05-0.2mm, wide
Degree is 0.05-0.2mm, and the quantity of the first groove 3 is 75-200/week；The depth of second groove 4 is 0.1-0.3mm, and width is
0.1-0.3mm, the number of the second groove 4 are 20-75/week；The height of internal tooth 5 is 0.25-0.45mm, helical angle 35-60
Degree.It should be noted that the height of outer fin 2 is excessive or too small, the wing between outer fin 2 can all make to pass away from excessive or too small
Hot property is deteriorated.
To sum up, this drain age velocity for not only considerably increasing outer fin 2, but also significant increase heat exchange pipe body 1
Heat exchange area is quickly dripped easily against surface tension, so that gas refrigerant continues to condense in outer fin 2, is so recycled,
And then greatly improve heat exchange efficiency.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (7)
1. a kind of efficient heat-exchanging pipe of condensation, which is characterized in that the efficient heat-exchanging pipe of the condensation includes heat exchange pipe body
(1) and multiple outer fins (2), the inner surface of the heat exchange pipe body (1) are provided with internal screw thread, and multiple outer fins (2) are in
Helical form and the outer surface for being uniformly distributed in the heat exchange pipe body (1), outer fin (2) side, which is equipped with, to be extended to outside described
The first groove (3) of the fin root of fin (2) is provided with the second groove (4) at the top of the outer fin (2), and described first is recessed
The outer surface of slot (3), second groove (4) and the heat exchange pipe body (1) forms the channel for being conducive to liquid flowing；Described
One groove (3) is located at the unilateral side or two sides of the outer fin (2), and the cross section of first groove (3) is rectangle, described
The width of second groove (4) is gradually increased from bottom to top.
2. the efficient heat-exchanging pipe of condensation as described in claim 1, which is characterized in that multiple second grooves (4) are along institute
It states and is uniformly distributed at the top of outer fin (2), and 1-3 first grooves are set between two neighboring second groove (4)
(3)。
3. the efficient heat-exchanging pipe of condensation as described in claim 1, which is characterized in that the height of the outer fin (2) is
0.75-1.1mm。
4. the efficient heat-exchanging pipe of condensation as described in claim 1, which is characterized in that the depth of first groove (3) is
0.05-0.2mm, width 0.05-0.2mm, the quantity of first groove (3) are 75-200/week.
5. the efficient heat-exchanging pipe of condensation as described in claim 1, which is characterized in that the depth of second groove (4) is
0.1-0.3mm, width 0.1-0.3mm, the number of second groove (4) are 20-75/week.
6. the efficient heat-exchanging pipe of condensation as described in claim 1, which is characterized in that the efficient heat-exchanging pipe of the condensation is also
Including internal tooth (5), the internal tooth (5) is uniformly arranged on the inner surface of the heat exchange pipe body (1).
7. the efficient heat-exchanging pipe of condensation as claimed in claim 6, which is characterized in that the height of the internal tooth (5) is 0.25-
0.45mm, helical angle are 35-60 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821336082.7U CN209054994U (en) | 2018-08-17 | 2018-08-17 | A kind of efficient heat-exchanging pipe of condensation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821336082.7U CN209054994U (en) | 2018-08-17 | 2018-08-17 | A kind of efficient heat-exchanging pipe of condensation |
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| Publication Number | Publication Date |
|---|---|
| CN209054994U true CN209054994U (en) | 2019-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821336082.7U Active CN209054994U (en) | 2018-08-17 | 2018-08-17 | A kind of efficient heat-exchanging pipe of condensation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108801033A (en) * | 2018-08-17 | 2018-11-13 | 上海欧贡制冷科技有限公司 | A kind of efficient heat-exchanging pipe of condensation |
-
2018
- 2018-08-17 CN CN201821336082.7U patent/CN209054994U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108801033A (en) * | 2018-08-17 | 2018-11-13 | 上海欧贡制冷科技有限公司 | A kind of efficient heat-exchanging pipe of condensation |
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