CN219976815U - Knockout and fin evaporator - Google Patents
Knockout and fin evaporator Download PDFInfo
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- CN219976815U CN219976815U CN202321664901.1U CN202321664901U CN219976815U CN 219976815 U CN219976815 U CN 219976815U CN 202321664901 U CN202321664901 U CN 202321664901U CN 219976815 U CN219976815 U CN 219976815U
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- 239000007788 liquid Substances 0.000 claims abstract description 208
- 239000003507 refrigerant Substances 0.000 abstract description 12
- 230000009471 action Effects 0.000 abstract description 6
- 238000000926 separation method Methods 0.000 description 9
- 238000010257 thawing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a liquid separator which comprises a liquid separating body, wherein one end of the liquid separating body is connected with a first twisted pipe, the other end of the liquid separating body is respectively connected with a second twisted pipe and a liquid outlet pipe, a channel is formed in the liquid separating body, the channel is used for communicating the first twisted pipe with the second twisted pipe and the first twisted pipe with the liquid outlet pipe, and the liquid separator also discloses a fin evaporator. According to the liquid distributor and the fin evaporator provided by the utility model, the first twisted pipe is communicated with the second twisted pipe, and the first twisted pipe is communicated with the liquid outlet pipe. Utilize the swirling action of first twisted tube self, make the refrigerant that flows get into the branch liquid in this with the whirl mode, the swirling action of first twisted tube self can effectively improve the homogeneity that gets into the liquid body liquid outlet flow, is greater than the characteristic of drain pipe through second twisted tube flow resistance, connects the pipeline that is nearer apart from the liquid body with the second twisted tube for flow is balanced, improves heat exchange efficiency.
Description
Technical Field
The utility model belongs to the technical field of evaporators, and particularly relates to a liquid separator and a fin evaporator.
Background
In the prior fin evaporator in the air source heat pump system, refrigerant liquid is depressurized by a throttling component, enters a heat exchange tube through a liquid separator and a liquid separating tube, directly enters a gas collecting tube, and is connected to a compressor air suction port through a pipeline. In the existing fin evaporator, the existing fin evaporator is generally divided into a plurality of flow paths which respectively enter the fin evaporator so as to improve the heat exchange capacity and energy efficiency of the fin evaporator. Under ideal conditions, the flow of working medium entering each flow path of the fin evaporator is as balanced as possible. However, the existing liquid separator has the problem that liquid separation is uneven due to different distances and different heights from each pipeline of the fin evaporator, so that the heat exchange efficiency of the fin evaporator is lower than the design level, and the energy efficiency of an air source heat pump system is low; in winter, uneven liquid separation can lead to uneven thickness of the frost layer on the fin evaporator, and thicker frost layer can not be removed, so that the using effect is affected.
Therefore, there is a need to design a liquid dispenser and a fin evaporator, which solve the problems of uneven liquid separation, low heat exchange efficiency of the fin evaporator, low energy efficiency of an air source heat pump system and difficult defrosting of the liquid dispenser due to different distances and heights between the liquid dispenser and each pipeline of the fin evaporator.
Disclosure of Invention
In order to solve the technical problems that the heat exchange efficiency of the fin evaporator is lower than the design level due to uneven liquid separation and different distances and heights from each pipeline of the fin evaporator in the prior art, the air source heat pump system is low in energy efficiency and difficult to defrost, the liquid separator and the fin evaporator are provided, so that the problems are solved.
In order to achieve the above purpose, the specific technical scheme of the liquid distributor and the fin evaporator of the utility model is as follows:
the utility model provides a knockout, includes the feed liquor body, and first torsion line pipe is connected to feed liquor body one end, and second torsion line pipe and drain pipe are connected respectively to feed liquor body other end, has offered the passageway in the feed liquor body, and the passageway is with first torsion line pipe and second torsion line pipe intercommunication and with first torsion line pipe and drain pipe intercommunication.
Further, the diameters of the second twisted pipe and the liquid outlet pipe are smaller than the diameter of the first twisted pipe.
Further, the length of the second twisted tube is smaller than the length of the liquid outlet tube.
Further, the two ends of the channel are respectively provided with a liquid inlet and a liquid outlet, the liquid inlet is connected with the first twisted pipe, and the liquid outlet is connected with the second twisted pipe and the liquid outlet pipe respectively.
Further, the inner wall of the liquid inlet is provided with a first twisted structure, the first twisted pipe is inserted into the liquid inlet, and the first twisted pipe is matched with the first twisted structure of the liquid inlet.
Further, the liquid outlet comprises a first liquid outlet and a second liquid outlet, the second twisted pipe is fixedly connected with the first liquid outlet in an inserting mode, and the liquid outlet pipe is fixedly connected with the second liquid outlet in an inserting mode.
Further, the first liquid outlet inner wall is provided with the second torsion structure, and the second liquid outlet inner wall is smooth inner wall, and the second torsion tube is fixed with the second torsion structure grafting of first liquid outlet, and the drain pipe is fixed with the smooth inner wall grafting of second liquid outlet.
Further, the first twisted pipe is welded and fixed with the liquid inlet, the second twisted pipe is welded and fixed with the first liquid outlet, and the liquid outlet pipe is welded and fixed with the second liquid outlet.
Further, be provided with first boss and second boss in the passageway, first boss sets up in the inlet, and the second boss sets up in the liquid outlet, and first twisted tube and first boss butt, second twisted tube and drain pipe respectively with second boss butt.
A fin evaporator comprising a dispenser as described above.
The liquid distributor and the fin evaporator have the following advantages:
through setting up the branch liquid body, divide liquid body one end to connect first torsion line pipe, divide the liquid body other end to connect second torsion line pipe and drain pipe respectively, divide the liquid to offer the passageway in this, the passageway is with first torsion line pipe and second torsion line pipe intercommunication and with first torsion line pipe and drain pipe intercommunication. Utilize the swirling action of first twisted tube self, make the refrigerant that flows get into the branch liquid in this with the whirl mode, the swirling action of first twisted tube self can effectively improve the homogeneity that gets into the liquid body liquid outlet flow, through the characteristic that second twisted tube flow resistance is greater than the drain pipe, replace the connection with the second twisted tube with the pipeline that divides the liquid body nearer, reach balanced resistance, and then make the flow after second twisted tube and drain pipe balanced, not only improve heat exchange efficiency, further improved the energy efficiency of air source heat pump system, and easily defrosting.
Drawings
FIG. 1 is a schematic view of a dispenser according to the present utility model;
FIG. 2 is a schematic diagram of a liquid separation body according to the present utility model;
FIG. 3 is a schematic diagram of a liquid separation body according to a second embodiment of the present utility model;
fig. 4 is a schematic structural view of a first torsion tube according to the present utility model.
The figure indicates:
1. a liquid separating body; 11. a liquid inlet; 111. a first boss; 112. a first twisted structure; 12. a liquid outlet; 121. a first liquid outlet; 1211. a second twisted structure; 122. a second liquid outlet; 123. a second boss; 2. a first torsion tube; 3. a second torsion tube; 4. and a liquid outlet pipe.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
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. In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Those skilled in the art will appreciate that while some embodiments herein include some features but not others included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the utility model and form different embodiments. For example, in the claims, any of the claimed embodiments may be used in any combination.
The liquid separator and the fin evaporator of the present utility model are described below with reference to fig. 1 to 4.
In the prior fin evaporator in the air source heat pump system, refrigerant liquid is depressurized by a throttling component, enters a heat exchange tube through a liquid separator and a liquid separating tube, directly enters a gas collecting tube, and is connected to a compressor air suction port through a pipeline. In the existing fin evaporator, the existing fin evaporator is generally divided into a plurality of flow paths which respectively enter the fin evaporator so as to improve the heat exchange capacity and energy efficiency of the fin evaporator. Under ideal conditions, the flow of working medium entering each flow path of the fin evaporator is as balanced as possible. However, the existing liquid separator has the problem that liquid separation is uneven due to different distances and different heights from each pipeline of the fin evaporator, so that the heat exchange efficiency of the fin evaporator is lower than the design level, and the energy efficiency of an air source heat pump system is low; in winter, the frost layer on the fin evaporator is uneven in thickness, and the thicker frost layer cannot be removed completely, so that the using effect is affected. Therefore, there is a need to design a liquid separator and a fin evaporator to solve the above-mentioned problems.
As shown in fig. 1, the liquid dispenser in the utility model comprises a liquid dispensing body 1, wherein one end of the liquid dispensing body 1 is connected with a first twisted tube 2, the other end of the liquid dispensing body 1 is respectively connected with a second twisted tube 3 and a liquid outlet tube 4, a channel is arranged in the liquid dispensing body 1, and the channel is used for communicating the first twisted tube 2 with the second twisted tube 3 and communicating the first twisted tube 2 with the liquid outlet tube 4. In this embodiment, the diameters of the second twisted tube 3 and the liquid outlet tube 4 are smaller than the diameter of the first twisted tube 2.
Through setting up branch liquid body 1, divide liquid body 1 one end to connect first torsion line pipe 2, divide liquid body 1 other end to connect second torsion line pipe 3 and drain pipe 4 respectively, offered the passageway in the liquid body 1, the passageway is with first torsion line pipe 2 and the intercommunication of second torsion line pipe 3 and with first torsion line pipe 2 and drain pipe 4 intercommunication. Utilize the swirling action of first twisted tube 2 self, make the refrigerant of flow get into in the branch liquid body 1 with the whirl mode, the swirling action of first twisted tube 2 self can effectively improve the homogeneity that gets into the liquid body 1 liquid outlet 12 flow, the characteristic that the resistance of flowing through second twisted tube 3 self is greater than drain pipe 4, replace the connection with second twisted tube 3 with the pipeline that divides liquid body 1 nearer, reach balanced resistance, and then make the flow after second twisted tube 3 and drain pipe 4 balanced, not only improve heat exchange efficiency, and further improved the energy efficiency of air source heat pump system, easily defrosting moreover. In this embodiment, the liquid outlet tube 4 is a light pipe.
Further, as shown in fig. 1 to 4, two ends of the channel are respectively provided with a liquid inlet 11 and a liquid outlet 12, the liquid inlet 11 is connected with the first twisted pipe 2, and the liquid outlet 12 is respectively connected with the second twisted pipe 3 and the liquid outlet pipe 4. The liquid outlet 12 comprises a first liquid outlet 121 and a second liquid outlet 122, the second twisted pipe 3 is fixedly inserted into the first liquid outlet 121, and the liquid outlet 4 is fixedly inserted into the second liquid outlet 122. The first liquid outlet 121 and the second liquid outlet 122 are all provided with a plurality of, and a plurality of first liquid outlets 121 and a plurality of second liquid outlets 122 are evenly distributed along the circumferential direction of an end face of the liquid separating body 1. In this embodiment, the number of the first liquid outlets 121 is 2, the number of the second liquid outlets 122 is 9, and in other embodiments, the number of the first liquid outlets 121 and the number of the second liquid outlets 122 may be set according to practical situations. Through the characteristic that the flow resistance of the second twisted pipe 3 is greater than that of the light pipe, the pipeline which is closer to the liquid separation body 1 is connected by the second twisted pipe 3, so that the balanced resistance is achieved, the flow of the refrigerant which finally flows out of the second twisted pipe 3 and the liquid outlet pipe 4 is balanced, and the heat exchange efficiency is improved.
Further, as shown in fig. 1 to 4, in order to ensure the fit between the liquid inlet 11 and the first twisted tube 2, ensure the tightness of connection, avoid the leakage of the refrigerant in the flowing process, the inner wall of the liquid inlet 11 is provided with a first twisted structure 112, the first twisted tube 2 is inserted into the liquid inlet 11, and the first twisted tube 2 is matched with the first twisted structure 112 of the liquid inlet 11. The inner wall of the liquid inlet 11 is arranged into a twisted structure, so that the first twisted pipe 2 and the liquid inlet 11 are matched conveniently, the first twisted pipe 2 is prevented from rotating along the circumferential direction of the liquid inlet 11, and the stability of connection is guaranteed.
Further, as shown in fig. 1 and 2, in order to limit the first twisted tube 2 in the axial direction on the liquid separation body 1, a first boss 111 is provided in the channel, the first boss 111 is provided in the liquid inlet 11, the first twisted tube 2 abuts against the first boss 111, and when the first twisted tube 2 is inserted into the liquid inlet 11 along the first twisted structure 112 of the liquid inlet 11, the first twisted tube 2 is completed in cooperation with the liquid inlet 11 until the first twisted tube 2 abuts against the first boss 111. The first twisted structure 112 ensures that the first twisted tube 2 cannot rotate along the circumferential direction of the liquid inlet 11, the first boss 111 ensures that the first twisted tube 2 cannot move along the axial direction of the liquid inlet 11, and the first twisted tube 2 is limited through the first twisted structure 112 and the first boss 111, so that the stability of the first twisted tube 2 in the liquid inlet 11 is ensured.
In this embodiment, in order to further fix the first torsion tube 2, the first torsion tube 2 is inserted into the liquid inlet 11, and then the first torsion tube 2 and the liquid inlet 11 are welded and fixed. In other embodiments, the first twisted tube 2 and the liquid inlet 11 may be fixed by other manners, so long as the tightness of the connection between the first twisted tube 2 and the liquid inlet 11 can be ensured, and leakage of the refrigerant is avoided.
Further, as shown in fig. 1 and fig. 3, in order to ensure the cooperation between the first liquid outlet 121 and the second twisted pipe 3, and the cooperation between the second liquid outlet 122 and the liquid outlet 4, the tightness of connection is ensured, leakage of the refrigerant in the flowing process is avoided, the inner wall of the first liquid outlet 121 is provided with a second twisted structure 1211, the inner wall of the second liquid outlet 122 is a smooth inner wall, the second twisted pipe 3 is fixedly connected with the second twisted structure 1211 of the first liquid outlet 121 in an inserting manner, and the liquid outlet 4 is fixedly connected with the smooth inner wall of the second liquid outlet 122 in an inserting manner. In this embodiment, after the second twisted pipe 3 is inserted into the first liquid outlet 121, the second twisted pipe 3 is fixed with the first liquid outlet 121 by welding, and after the liquid outlet 4 is inserted into the second liquid outlet 122, the light pipe is fixed with the second liquid outlet 122 by welding. In other embodiments, the second twisted pipe 3 is fixed to the first liquid outlet 121, and the liquid outlet 4 is fixed to the second liquid outlet 122 through other structures, so long as the tightness of the connection between the second twisted pipe 3 and the first liquid outlet 121, and between the liquid outlet 4 and the second liquid outlet 122 can be ensured, and leakage of the refrigerant can be avoided.
Further, as shown in fig. 1 and 3, in order to limit the second twisted tube 3 and the liquid outlet tube 4 in the axial direction on the liquid separating body 1, a second boss 123 is disposed in the channel, specifically, the second boss 123 is disposed in the liquid outlet 12, the second twisted tube 3 and the liquid outlet tube 4 are respectively abutted against the second boss 123, and when the second twisted tube 3 is inserted into the first liquid outlet 121 along the second twisted structure 1211 of the first liquid outlet 121, the second twisted tube 3 is matched with the first liquid outlet 121 until the second twisted tube 3 is abutted against the second boss 123. The second twisted structure 1211 ensures that the second twisted tube 3 does not rotate along the circumferential direction of the first liquid outlet 121, the second boss 123 ensures that the second twisted tube 3 does not move along the axial direction of the first liquid outlet 121, and the second twisted tube 3 is limited by the second twisted structure 1211 and the second boss 123, so that the stability of the second twisted tube 3 in the first liquid outlet 121 is ensured. And meanwhile, the liquid outlet pipe 4 is limited in the axial direction through the second boss 123, so that the stability of the second twisted pipe 3 in the second liquid outlet 122 is ensured. In this embodiment, the first liquid outlet 121 and the second liquid outlet 122 are both provided with the second boss 123, which respectively limits the second twisted pipe 3 and the liquid outlet pipe 4 along the axial direction of the liquid separating body 1.
In this embodiment, in order to further fix the second twisted tube 3, the second twisted tube 3 is inserted into the first liquid outlet 121, and then the second twisted tube 3 and the first liquid outlet 121 are welded and fixed. The liquid outlet pipe 4 and the second liquid outlet 122 are welded and fixed. In other embodiments, the second twisted pipe 3 and the first liquid outlet 121, and the liquid outlet pipe 4 and the second liquid outlet 122 can be fixed in other manners, so long as the tightness of the connection between the second twisted pipe 3 and the first liquid outlet 121 can be ensured, and the tightness of the connection between the liquid outlet pipe 4 and the second liquid outlet 122 can be avoided, so as to avoid leakage of the refrigerant.
Further, the length of the second twisted pipe 3 is smaller than the length of the liquid outlet pipe 4, namely, the second twisted pipe 3 is arranged on a flow path which is nearer between the liquid separating body 1 and the fin evaporator, the second twisted pipe 3 with the same length is larger than the resistance of the liquid outlet pipe 4, the second twisted pipe 3 is adopted by a shorter pipeline, the liquid outlet pipe 4 can be avoided being adopted entirely, the flow caused by the difference of the resistance of each flow path is uneven, and the refrigerant flow finally flowing out of each flow path can be uniform by arranging the second twisted pipe 3 on the nearer pipeline.
The utility model also provides a fin evaporator comprising the liquid distributor.
It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.
Claims (10)
1. The utility model provides a knockout, its characterized in that, including the branch liquid body, divide liquid body one end to connect first torsion line pipe, divide the liquid body other end to connect second torsion line pipe and drain pipe respectively, divide this internal passageway of having seted up of liquid, the passageway is with first torsion line pipe and second torsion line pipe intercommunication and with first torsion line pipe and drain pipe intercommunication.
2. The dispenser of claim 1, wherein the second twisted tube and the outlet tube each have a diameter less than the diameter of the first twisted tube.
3. The dispenser of claim 1, wherein the length of the second twisted tube is less than the length of the outlet tube.
4. The dispenser of claim 1, wherein the channel has a liquid inlet and a liquid outlet at each end, the liquid inlet being connected to the first twisted tube, the liquid outlet being connected to the second twisted tube and the liquid outlet, respectively.
5. The dispenser of claim 4, wherein the inner wall of the inlet is provided with a first twisted structure, the first twisted tube is inserted into the inlet, and the first twisted tube is mated with the first twisted structure of the inlet.
6. The dispenser of claim 4, wherein the liquid outlet comprises a first liquid outlet and a second liquid outlet, the second twisted tube is fixedly connected with the first liquid outlet in a plugging manner, and the liquid outlet is fixedly connected with the second liquid outlet in a plugging manner.
7. The dispenser of claim 6, wherein the first liquid outlet inner wall is provided with a second twisted structure, the second liquid outlet inner wall is a smooth inner wall, the second twisted tube is fixedly connected with the second twisted structure of the first liquid outlet in an inserted manner, and the liquid outlet tube is fixedly connected with the smooth inner wall of the second liquid outlet in an inserted manner.
8. The dispenser of claim 6, wherein the first twisted tube is welded to the inlet and the second twisted tube is welded to the first outlet and the outlet is welded to the second outlet.
9. The dispenser of claim 4, wherein a first boss and a second boss are disposed in the channel, the first boss is disposed in the liquid inlet, the second boss is disposed in the liquid outlet, the first twisted tube is in abutment with the first boss, and the second twisted tube and the liquid outlet are in abutment with the second boss, respectively.
10. A fin evaporator comprising a dispenser according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321664901.1U CN219976815U (en) | 2023-06-28 | 2023-06-28 | Knockout and fin evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321664901.1U CN219976815U (en) | 2023-06-28 | 2023-06-28 | Knockout and fin evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219976815U true CN219976815U (en) | 2023-11-07 |
Family
ID=88583768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321664901.1U Active CN219976815U (en) | 2023-06-28 | 2023-06-28 | Knockout and fin evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219976815U (en) |
-
2023
- 2023-06-28 CN CN202321664901.1U patent/CN219976815U/en active Active
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