CN218154922U - Refrigeration flow-path variable-diameter efficient heat exchanger - Google Patents
Refrigeration flow-path variable-diameter efficient heat exchanger Download PDFInfo
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- CN218154922U CN218154922U CN202222322726.XU CN202222322726U CN218154922U CN 218154922 U CN218154922 U CN 218154922U CN 202222322726 U CN202222322726 U CN 202222322726U CN 218154922 U CN218154922 U CN 218154922U
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Abstract
The utility model discloses a refrigeration process reducing high-efficiency heat exchanger, which comprises a first heat exchange main part and a second heat exchange main part; the discharge end of the first heat exchange coil of the first heat exchange main part is communicated with the feed end of the second heat exchange coil of the second heat exchange main part through a reducer pipe; the inner diameter of the first heat exchange coil is larger than that of the second heat exchange coil. When it is as the condenser, can guarantee that the refrigerator is when converting to liquid from the gaseous state, its inside wall with first heat exchange coil, second heat exchange coil all contacts completely, guarantees maximum heat transfer, improves the heat transfer effect.
Description
The technical field is as follows:
the utility model relates to a refrigeration plant technical field, more specifically say and relate to a refrigeration flow journey reducing high-efficient heat exchanger.
The background art comprises the following steps:
in the existing heat exchanger, when the heat exchanger is used as a condenser, high-temperature and high-pressure gas entering a compressor needs to be changed into normal-temperature and high-pressure liquid through the condenser, in the process, half of the pipeline of the condenser after entering is gas, then half of the pipeline is liquid, the volume of the condenser is reduced after the high-temperature and high-pressure gas is changed into liquid, the diameters of the pipelines of the existing condenser are the same, therefore, the refrigerant gas can be ensured to be in full contact with the inner side wall of the pipeline in the front half of the pipeline, the maximum heat exchange is ensured, most of the gas or even all of the gas is in liquid state on the rear half of the pipeline, at the moment, the volume of the refrigerant is reduced, the refrigerant at the moment can not be in full contact with the inner wall surface of the pipeline, the heat exchange effect of the refrigerant gas is greatly reduced, and the effect is not ideal.
The utility model has the following contents:
the utility model aims at overcoming prior art's not enough, providing a refrigeration flow reducing high-efficient heat exchanger, when it is as the condenser, can guarantee that the refrigerator converts liquid time from the gaseous state to, its inside wall with first heat exchange coil, second heat exchange coil all contacts completely, guarantees maximum heat transfer, improves the heat transfer effect.
The utility model provides a technical problem's scheme is:
a refrigeration flow diameter-variable efficient heat exchanger comprises a first heat exchange main part and a second heat exchange main part; the discharge end of the first heat exchange coil of the first heat exchange main part is communicated with the feed end of the second heat exchange coil of the second heat exchange main part through a reducer pipe;
the inner diameter of the first heat exchange coil is larger than that of the second heat exchange coil.
First heat transfer main part and second heat transfer main part structure are the same, all include left connecting plate and right connecting plate, and first heat transfer coil and second heat transfer coil are the s-shaped and coil, and the left part and the right part of first heat transfer coil or second heat transfer coil are installed respectively on corresponding left connecting plate and right connecting plate.
The first heat exchange main part is positioned in front of the second heat exchange main part;
the rear part of the left connecting plate of the first heat exchange main part is fixedly connected with the front part of the left connecting plate of the second heat exchange main part through a bolt;
the rear part of the right connecting plate of the first heat exchange main part is fixedly connected with the front part of the right connecting plate of the second heat exchange main part through a bolt.
One end of the reducing pipe is a large-diameter hole end, the other end of the reducing pipe is a small-diameter hole end, and the pipe wall of the reducing pipe is gradually reduced from the large-diameter hole end to the small-diameter hole end.
The small-diameter hole end of the reducer pipe is clamped in the feeding end of the second heat exchange coil pipe, and the outer side wall of the small-diameter hole end of the reducer pipe is welded and fixed with the inner side wall of the feeding end of the second heat exchange coil pipe;
the major diameter hole end of the reducer pipe is clamped in the discharge end of the first heat exchange coil pipe, and the outer side wall of the major diameter hole end of the reducer pipe is welded and fixed with the inner side wall of the discharge end of the first heat exchange coil pipe.
The utility model discloses an outstanding effect is:
when it is as the condenser, can guarantee that the refrigerator is when changing into liquid from the gaseous state, its and first heat exchange coil, second heat exchange coil's inside wall all contacts completely, guarantees maximum heat transfer, improves the heat transfer effect.
Description of the drawings:
FIG. 1 is a schematic view of a partial structure of the present invention;
fig. 2 is a partial side view of the present invention;
fig. 3 is a schematic view of a partial structure of the heat sink of the present invention.
The specific implementation mode is as follows:
in an embodiment, as shown in fig. 1 to 3, a refrigeration flow-path-variable high-efficiency heat exchanger includes a first heat exchange main part 10 and a second heat exchange main part 20; the discharge end of the first heat exchange coil 11 of the first heat exchange main part 10 is communicated with the feed end of the second heat exchange coil 21 of the second heat exchange main part 20 through a reducer pipe 30; a middle circulation through groove is formed between the first heat exchange main part 10 and the second heat exchange main part 20, so that the wind direction in the middle can flow conveniently, and the heat exchange effect is improved.
The internal diameter of first heat exchange coil 11 is greater than the internal diameter of second heat exchange coil 21, and the internal diameter of first heat exchange coil 11 in this embodiment is 7mm, and the internal diameter of second heat exchange coil 21 is 5mm.
Further, first heat transfer main part 10 and second heat transfer main part 20 structure are the same, all include left connecting plate 1 and right connecting plate 2, and first heat transfer coil 11 and second heat transfer coil 21 are the coiling of s-shaped, and the left part and the right part of first heat transfer coil 11 or second heat transfer coil 21 are installed respectively on corresponding left connecting plate 1 and right connecting plate 2.
Further, the first heat exchange main part 10 is located in front of the second heat exchange main part 20;
the rear part of the left connecting plate 1 of the first heat exchange main part 10 is fixedly connected with the front part of the left connecting plate 1 of the second heat exchange main part 20 through bolts;
the rear part of the right connecting plate 2 of the first heat exchange main part 10 is fixedly connected with the front part of the right connecting plate 2 of the second heat exchange main part 20 through bolts.
Further, one end of the reducer pipe 30 is a large diameter hole end, and the other end is a small diameter hole end, and the pipe wall thereof is gradually reduced from the large diameter hole end to the small diameter hole end.
Further, the small-diameter hole end of the reducer pipe 30 is clamped in the feed end of the second heat exchange coil 21, and the outer side wall of the small-diameter hole end of the reducer pipe 30 is welded and fixed with the inner side wall of the feed end of the second heat exchange coil 21;
the major diameter hole end of the reducer pipe 30 is clamped in the discharge end of the first heat exchange coil 11, and the outer side wall of the major diameter hole end of the reducer pipe 30 is welded and fixed with the inner side wall of the discharge end of the first heat exchange coil 11.
Further, a plurality of cooling fins 40 are installed on both the first heat exchanging coil 11 and the second heat exchanging coil 21;
a plurality of waist-shaped through holes 41 are formed in the radiating fin 40, two corresponding transverse rod parts 12 of the first heat exchange coil 11 or the second heat exchange coil 21 are inserted into the corresponding waist-shaped through holes 41, and the outer side walls of the transverse rod parts 12 are tightly attached to the inner side walls of the corresponding waist-shaped through holes 41.
Further, the top surfaces of the heat dissipation fins 40 at the two arc-shaped wall surfaces of the waist-shaped through hole 41 are formed with arc-shaped wall plate portions 42 extending upward, and the arc-shaped wall plate portions 42 are tightly attached to the outer side walls of the corresponding transverse rod portions 12.
When the heat exchanger is used as a condenser, a high-pressure gaseous refrigerant enters from the feed end of the first heat exchange coil 11 of the first heat exchange main part 10, and the high-pressure gaseous refrigerant comes out from the discharge end of the first heat exchange coil 11 of the first heat exchange main part 10 to become a high-pressure liquid refrigerant through heat exchange of the first heat exchange main part 10, in the process, the gaseous refrigerant can be ensured to be in complete contact with the inner side wall of the first heat exchange coil 11, so that maximum heat exchange is ensured, and then the high-pressure gaseous refrigerant enters the feed end of the second heat exchange coil 21 of the second heat exchange main part 20 after passing through the reducer pipe 30, so that the volume of the liquid refrigerant is reduced, however, the inner diameter of the first heat exchange coil 11 is larger than that of the second heat exchange coil 21, at this time, the liquid refrigerant can still be ensured to be in complete contact with the inner side wall of the second heat exchange coil 21, so that maximum heat exchange is ensured, and the heat exchange effect is good.
In this embodiment, the top surface of the heat sink 40 at two arc wall surfaces of its waist type through-hole 41 is formed with the arc wall plate 42 extending upward, and the outer side wall of the corresponding transverse rod part 12 is hugged closely to the arc wall plate 42, and it increases the contact area of the outer side wall of the transverse rod part 12 of the first heat exchange coil 11 or the second heat exchange coil 21 and the heat sink 40, further improving the heat exchange effect and the heat exchange efficiency thereof.
The above embodiments are only used for illustrating the present invention, and not for limiting the present invention, and those skilled in the relevant technical field can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.
Claims (5)
1. The utility model provides a refrigeration process reducing high-efficient heat exchanger which characterized in that: the heat exchanger comprises a first heat exchange main part (10) and a second heat exchange main part (20); the discharge end of a first heat exchange coil (11) of the first heat exchange main part (10) is communicated with the feed end of a second heat exchange coil (21) of the second heat exchange main part (20) through a reducer pipe (30);
the inner diameter of the first heat exchange coil (11) is larger than that of the second heat exchange coil (21).
2. The refrigeration process variable-diameter high-efficiency heat exchanger as claimed in claim 1, wherein: first heat transfer main part (10) and second heat transfer main part (20) structure are the same, all include left connecting plate (1) and right connecting plate (2), and first heat transfer coil (11) and second heat transfer coil (21) are the s-shaped and coil, and the left part and the right part of first heat transfer coil (11) or second heat transfer coil (21) are installed respectively on left connecting plate (1) and right connecting plate (2) that correspond.
3. The refrigeration process variable-diameter high-efficiency heat exchanger as claimed in claim 2, wherein: the first heat exchange main part (10) is positioned in front of the second heat exchange main part (20);
the rear part of the left connecting plate (1) of the first heat exchange main part (10) is fixedly connected with the front part of the left connecting plate (1) of the second heat exchange main part (20) through a bolt;
the rear part of the right connecting plate (2) of the first heat exchange main part (10) is fixedly connected with the front part of the right connecting plate (2) of the second heat exchange main part (20) through bolts.
4. The refrigeration process variable-diameter high-efficiency heat exchanger as claimed in claim 1, wherein: one end of the reducing pipe (30) is a large-diameter hole end, the other end of the reducing pipe is a small-diameter hole end, and the pipe wall of the reducing pipe is gradually reduced from the large-diameter hole end to the small-diameter hole end.
5. The refrigeration process variable-diameter high-efficiency heat exchanger as claimed in claim 4, wherein: the small-diameter hole end of the reducer pipe (30) is clamped in the feeding end of the second heat exchange coil (21), and the outer side wall of the small-diameter hole end of the reducer pipe (30) is welded and fixed with the inner side wall of the feeding end of the second heat exchange coil (21);
the major diameter hole end of the reducer pipe (30) is clamped in the discharge end of the first heat exchange coil pipe (11), and the outer side wall of the major diameter hole end of the reducer pipe (30) is welded and fixed with the inner side wall of the discharge end of the first heat exchange coil pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222322726.XU CN218154922U (en) | 2022-09-01 | 2022-09-01 | Refrigeration flow-path variable-diameter efficient heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222322726.XU CN218154922U (en) | 2022-09-01 | 2022-09-01 | Refrigeration flow-path variable-diameter efficient heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218154922U true CN218154922U (en) | 2022-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222322726.XU Active CN218154922U (en) | 2022-09-01 | 2022-09-01 | Refrigeration flow-path variable-diameter efficient heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218154922U (en) |
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2022
- 2022-09-01 CN CN202222322726.XU patent/CN218154922U/en active Active
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