CN213515201U - Gas-liquid condensation system - Google Patents
Gas-liquid condensation system Download PDFInfo
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- CN213515201U CN213515201U CN202022143631.2U CN202022143631U CN213515201U CN 213515201 U CN213515201 U CN 213515201U CN 202022143631 U CN202022143631 U CN 202022143631U CN 213515201 U CN213515201 U CN 213515201U
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Abstract
本实用新型提供一种气液冷凝系统，其包含一冷凝单元及一蒸发单元，该冷凝单元及该蒸发单元通过导管连接，该蒸发单元具有一液体入口及一气体出口及一蒸发腔室并相互连通，该蒸发单元将液态流体转变成气态流体送入冷凝单元中，冷凝单元将气态流体冷凝后再次送回蒸发单元，当中气态流体进入冷凝单元后进行左右分流并冷凝，转变成液态流体后再次由左右两边向中间汇流后返回蒸发单元，如此减短管路长度及降低管路压力，避免散热循环中断及散热失效的问题。
The utility model provides a gas-liquid condensation system, which comprises a condensation unit and an evaporation unit, the condensation unit and the evaporation unit are connected by a conduit, and the evaporation unit has a liquid inlet, a gas outlet and an evaporation chamber which are mutually connected to each other. Connected, the evaporation unit converts the liquid fluid into a gaseous fluid and sends it to the condensation unit. The condensation unit condenses the gaseous fluid and sends it back to the evaporation unit again. After entering the condensation unit, the gaseous fluid is divided left and right and condensed, and then converted into a liquid fluid again. The left and right sides converge to the middle and then return to the evaporation unit, thus shortening the length of the pipeline and reducing the pressure of the pipeline, avoiding the problems of interruption of heat dissipation cycle and heat dissipation failure.
Description
Technical Field
The utility model relates to a heat dissipation field, especially a gas-liquid condensing system.
Background
As the performance of the existing electronic devices is improved, the electronic components for processing signals and calculating generate higher heat than the previous electronic components, and the most commonly used heat dissipation components include heat pipes, heat sinks, temperature equalization plates, etc. by directly contacting the electronic components that generate heat, the heat dissipation performance is further improved, thereby preventing the electronic components from being burnt due to over-high temperature.
The heat pipe vapor-liquid circulation system has the advantages that a heat dissipation system with better evaporation condensation circulation effect is provided by itself, a capillary structure for backflow storage of working liquid is arranged in the evaporation unit, a plurality of grooves for vapor flowing are arranged in the capillary structure, the evaporation unit mainly has at least one surface contacted with a heating source to conduct heat, and after working liquid in the capillary structure of the evaporation unit is heated and evaporated, the working liquid flows outwards through the plurality of grooves and flows and diffuses to the condensation unit through a pipe body connecting the evaporation unit and the condensation unit, and finally flows back to the evaporation unit for continuous circulation after being condensed into liquid through the condensation unit.
However, the condensing unit is particularly required to be used for paying attention, when the pipeline of the condensing unit is too long, liquid is accumulated in the pipeline and cannot smoothly return to the evaporating unit for circulation, and when the pipeline path of the condensing unit is too narrow, the thrust of steam is insufficient to push the liquid for circulation, so that the circulation of the whole system is interrupted in any case, and the problem of heat dissipation failure is caused.
Therefore, how to solve the above problems and disadvantages is a direction in which the present inventors and related manufacturers in the industry need to research and improve.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem, the utility model provides a shorter gas-liquid condensation system of pipeline route of condensation unit.
Another object of the present invention is to provide a gas-liquid condensing system with low resistance of pipeline path of the condensing unit.
To achieve the above object, the present invention provides a gas-liquid condensing system, which comprises a condensing unit and an evaporating unit, wherein:
the condensing unit includes:
the first cavity is provided with a gas inlet, a liquid outlet and a partition part, the partition part divides the internal space of the first cavity into a gas chamber and a liquid chamber, the gas inlet is communicated with the gas chamber, and the liquid outlet is communicated with the liquid chamber;
a plurality of gas flow tubes having a gas flow tube first end and a gas flow tube second end, the gas flow tube first end being in communication with the gas chamber;
the plurality of second cavities are provided with a fluid chamber, and the second ends of the gas flow pipes of the plurality of gas flow pipes are communicated with the fluid chamber;
a plurality of liquid flow tubes having a first end and a second end, the first end being in communication with the fluid chamber and the second end being in communication with the fluid chamber;
the evaporation unit is provided with a liquid inlet, a gas outlet and an evaporation chamber which are communicated with each other, the liquid inlet is connected with the liquid outlet of the first cavity through a conduit, and the gas outlet is connected with the gas inlet of the first cavity through another conduit.
The gas-liquid condensation system, wherein: the gas chamber is located above the liquid chamber.
The gas-liquid condensation system, wherein: the space of the gas chamber is greater than or equal to the space of the liquid chamber.
The gas-liquid condensation system, wherein: a left side surface and a right side surface of the first cavity are respectively provided with a plurality of through holes, and the plurality of through holes are used for communicating the first end of the gas flow pipe and the second end of the liquid flow pipe.
The gas-liquid condensation system, wherein: the plurality of gas flow tubes are further defined as a plurality of left gas flow tubes and a plurality of right gas flow tubes, the left gas flow tubes and the right gas flow tubes being of equal length.
The gas-liquid condensation system, wherein: the plurality of second cavities are provided with a plurality of through holes, and the plurality of through holes are used for communicating the second end of the gas flow pipe with the first end of the liquid flow pipe.
The gas-liquid condensation system, wherein: the plurality of liquid flow tubes are further defined as a plurality of left liquid flow tubes and a plurality of right liquid flow tubes, the left liquid flow tubes and the right liquid flow tubes being of equal length.
The gas-liquid condensation system, wherein: also includes a heat-dissipating fin set contacting with the plurality of gas flow tubes and the plurality of liquid flow tubes.
To achieve the above object, the present invention provides a gas-liquid condensing system, which comprises a condensing unit and an evaporating unit, wherein:
the condensing unit includes:
the first cavity is provided with a gas inlet, a gas outlet, a liquid inlet, a liquid outlet and a partition part, the partition part divides the internal space of the first cavity into a gas chamber and a liquid chamber, the gas inlet and the gas outlet are communicated with the gas chamber, and the liquid inlet and the liquid outlet are communicated with the liquid chamber;
a second cavity having an inlet, an outlet, a plurality of first channels and a flow separation member, wherein the flow separation member separates the inner space of the second cavity into a gas flow chamber and a liquid flow chamber, a gas guide assembly is arranged in the gas flow chamber, a liquid guide assembly is arranged in the liquid flow chamber, the gas guide assembly has a plurality of second channels, the liquid guide assembly has a plurality of third channels, the inlet and the outlet are located between the plurality of first channels, the plurality of second channels are communicated with the inlet, the plurality of third channels are communicated with the outlet, and the plurality of first channels are respectively communicated with the plurality of second channels and the plurality of third channels;
a plurality of radiating fin groups which are contacted with the outer walls of the first cavity and the second cavity;
the evaporation unit is provided with a liquid inlet, a gas outlet and an evaporation chamber which are communicated with each other, the liquid inlet is connected with the liquid outlet of the first cavity through a conduit, and the gas outlet is connected with the gas inlet of the first cavity through another conduit.
The gas-liquid condensation system, wherein: the air guiding component is formed by sequentially arranging and combining a plurality of fins and is provided with an air opening area, the second flow channel is arranged between every two heat dissipation fins, and the air opening area is in butt joint with the inlet.
The gas-liquid condensation system, wherein: the liquid guiding component is formed by sequentially arranging and combining a plurality of fins and is provided with a liquid opening area, the third flow channel is arranged between every two radiating fins, and the liquid opening area is in butt joint with the outlet.
The gas-liquid condensation system, wherein: the gas flow chamber has a volume greater than or equal to the volume of the liquid flow chamber.
The gas-liquid condensation system, wherein: the gas chamber is located above the liquid chamber.
The gas-liquid condensation system, wherein: the opening area of the inlet is larger than or equal to the opening area of the outlet.
The gas-liquid condensation system, wherein: the second chamber comprises an upper cover and a lower cover, and the inlet and the outlet are positioned at the symmetrical center of the lower cover.
The gas-liquid condensation system, wherein: the lower cover further defines a left side area and a right side area, and the plurality of radiating fin groups are respectively arranged in the upper cover, the left side area of the lower cover and the right side area of the lower cover.
By means of the structure, the fluid is heated in the evaporation unit and is converted into a gaseous state, then the gaseous fluid enters the condensation unit through the guide pipe, the vapor fluid flows towards the left side and the right side through the internal structure of the condensation unit and is gradually condensed into a liquid state, and the liquid fluid converges towards the middle from the left side and the right side and then returns to the evaporation unit through the guide pipe, so that the pipeline path of the condensation unit is shortened, the pipeline resistance is reduced, and the problems of heat dissipation circulation interruption and heat dissipation failure are avoided.
Drawings
Fig. 1A is a schematic perspective view of a first embodiment of the present invention;
fig. 1B is an exploded view of the first embodiment of the present invention;
fig. 1C is a schematic cross-sectional view of a first embodiment of the present invention;
fig. 1D is a schematic diagram illustrating two-phase changes of the working fluid according to the first embodiment of the present invention;
fig. 2 is a perspective view of a heat dissipation system to which the first embodiment of the present invention is applied;
fig. 3A is a schematic perspective view of a second embodiment of the present invention;
fig. 3B is an exploded view of a second embodiment of the present invention;
fig. 4A is a schematic cross-sectional view of a first chamber according to a second embodiment of the present invention;
fig. 4B is a schematic cross-sectional view of a second chamber according to a second embodiment of the present invention;
fig. 5A is a schematic diagram (one) illustrating two-phase change of the working fluid according to the second embodiment of the present invention;
fig. 5B is a schematic diagram (ii) illustrating two-phase change of the working fluid according to the second embodiment of the present invention;
fig. 6 is a perspective view of a heat dissipation system to which the present invention is applied according to a second embodiment.
Description of reference numerals: a condensing unit A, B; a first chamber 1; a gas inlet 11; a liquid outlet 12; a partition 13; a gas chamber 14; a liquid chamber 15; a through hole 16; a gas flow pipe 2; a gas flow tube first end 21; a gas flow tube second end 22; a second cavity 3; a through hole 31; a liquid flow pipe 4; liquid flow tube first end 41; liquid flow tube second end 42; a heat radiation fin group 5; a first cavity 6; a gas inlet 61; a gas outlet 62; a liquid inlet 63; a liquid outlet 64; a partition 65; a gas chamber 66; a liquid chamber 67; a second cavity 7; an upper cover 71; a lower cover 72; an inlet 721; an outlet 722; the left region 723; a right region 724; the first flow path 73; a flow barrier 74; a gas flow chamber 75; a gas directing assembly 751; a fin 7511; a second flow channel 7512; a gas opening area 7513; a liquid flow chamber 76; a liquid guide assembly 761; a fin 7611; the third flow passage 7612; a liquid opening region 7613; a heat radiation fin group 8; a conduit 91; an evaporation unit 92; a liquid inlet 921; a gas outlet 922.
Detailed Description
The above objects, together with the structure and functional characteristics of the invention, will be best understood from the following description of the preferred embodiments when read in connection with the accompanying drawings.
Referring to fig. 1A to 1D and fig. 2, there are shown a schematic perspective view, an exploded schematic view, a schematic cross-sectional view, a schematic two-phase change diagram of a working fluid and a perspective view of a heat dissipation system according to a first embodiment of the present invention, wherein the gas-liquid condensation system comprises a condensation unit a and an evaporation unit 92, the condensing unit a is connected to the evaporating unit 92 through two conduits 91, the evaporating unit 92 has a liquid inlet 921, a gas outlet 922 and an evaporating chamber (not shown) and communicates with each other, the flow passage in the evaporation chamber can be designed according to the use requirement to prolong the time of the fluid in the evaporation unit 92, or additionally arranging fins to increase the heat conduction effect, wherein one end of the conduit 91 is respectively connected with the liquid inlet 921 and the gas outlet 922, and the other end is connected with the gas inlet 11 and the liquid outlet 12 of the first cavity 1 of the condensation unit a.
The condensing unit A comprises a first cavity 1, a plurality of gas flow tubes 2, a plurality of second cavities 3, a plurality of liquid flow tubes 4 and a plurality of radiating fin groups 5, wherein the first cavity 1 is located in the middle of the condensing unit A, the plurality of second cavities 3 are located on the left side and the right side of the first cavity 1, the two ends of the plurality of gas flow tubes 2 and the two ends of the plurality of liquid flow tubes 4 are respectively connected with the first cavity 1 and the plurality of second cavities 3, and the plurality of radiating fin groups 5 are respectively arranged on the outer sides of the plurality of gas flow tubes 2 and the plurality of liquid flow tubes 4.
The first cavity 1 has a gas inlet 11, a liquid outlet 12, a partition 13, a gas chamber 14, a liquid chamber 15 and a plurality of through holes 16, the partition 13 divides the internal space of the first cavity 1 into the gas chamber 14 and the liquid chamber 15, the gas inlet 11 is communicated with the gas chamber 14, the liquid outlet 12 is communicated with the liquid chamber 15, the plurality of through holes are respectively arranged on a left side surface and a right side surface of the first cavity 1, the space of the gas chamber 14 is larger than or equal to the space of the liquid chamber 15, the gas chamber 14 is arranged above the liquid chamber 15, and the gas inlet 11 is arranged at the lower position of the gas chamber 14.
The gas flow tube 2 has a first end 21 and a second end 22 of the gas flow tube, the first end 21 of the plurality of gas flow tubes is connected to the through hole 16 of the first cavity 1, the second end 22 of the plurality of gas flow tubes is connected to the through hole 31 of the second cavity 3, the plurality of gas flow tubes 2 are further defined as a plurality of left gas flow tubes and a plurality of right gas flow tubes, and the left gas flow tubes and the right gas flow tubes are equal in length.
The liquid flow tube 4 has a first end 41 and a second end 42, the second end 42 is connected to the through hole 16 of the first cavity 1, the first end 41 is connected to the through hole 31 of the second cavity 3, the plurality of liquid flow tubes 4 are further defined as a plurality of left liquid flow tubes and a plurality of right liquid flow tubes, the left liquid flow tubes and the right liquid flow tubes are equal in length.
Referring to fig. 1A to 1D and fig. 2 together, when the gas-liquid condensing system of the present invention is actually used, for convenience of description, it is first defined herein, arrows in the drawings indicate the moving direction of the working fluid, dotted lines indicate that the working fluid is in a gaseous state, solid lines indicate that the working fluid is in a liquid state, the working fluid flows inside and changes between gas and liquid, a thermal contact surface of the evaporation unit 92 contacts with a heat generating source (not shown), the working fluid changes from the liquid state to the gaseous state after being heated, and flows into the gas chamber 14 of the first chamber 1 from the upper conduit 91, when the gaseous working fluid enters, the gas chamber 14 naturally moves upward and enters the gas flow pipe 2 from the upper through hole 16, the gaseous working fluid flows from the gas flow pipe first end 21 toward the gas flow pipe second end 22 and enters the second chamber 3 from the upper through hole 31, the working fluid continuously dissipates heat to change into the liquid state (condense) during the above flowing process, and it is apparent from fig. 1D that the working fluid converted into a liquid state naturally falls downward by means of gravity, and enters the liquid flow pipe 4 from the lower through hole 31, the liquid working fluid flows from the liquid flow pipe first end 41 toward the liquid flow pipe second end 42 and enters the liquid chamber 15 from the lower through hole 16, and the liquid working fluid flows back to the evaporation chamber of the evaporation unit 92 from the liquid outlet 12 via the lower conduit 91.
Although the liquid flow tubes 4 are only the bottom layer in the present embodiment, and the other portions are all the gas flow tubes 2, the number of the gas flow tubes 2 and the number of the liquid flow tubes 4 may be arbitrarily increased or decreased, and the preferred ratio is that the number of the gas flow tubes 2 is slightly larger than that of the liquid flow tubes 4, so that the total pipe diameter of the gas flow tubes 2 is larger than that of the liquid flow tubes 4.
In addition, in order to make the liquid working fluid flow more smoothly, a capillary structure (not shown) may be appropriately added in the liquid flow tube 4 or the second cavity 3, so that the liquid working fluid can flow back to the liquid cavity 15 more smoothly through the capillary structure, and the whole circulation is smoother.
Please refer to fig. 3A, fig. 3B, fig. 4A, fig. 4B, fig. 5A, fig. 5B and fig. 6, which are schematic perspective views, exploded schematic views, schematic sectional views of a first cavity, schematic sectional views of a second cavity, schematic views of two-phase changes of a working fluid (a) and (B), and a perspective view of a heat dissipation system according to a second embodiment of the present invention, the gas-liquid condensation system according to the second embodiment of the present invention includes a condensation unit B and an evaporation unit 92, the structure of the evaporation unit 92 is the same as the first embodiment, and therefore, the description is not repeated herein, one end of the conduit 91 is connected to the liquid inlet 921 and the gas outlet 922, and the other end is connected to the gas inlet 61 and the liquid outlet 64 of the first cavity 6 of the condensation unit B.
The condensing unit B comprises a first cavity 6, a second cavity 7 and a plurality of heat dissipating fin sets 8, wherein the first cavity 6 is in butt joint with the second cavity 7, the second cavity 7 is located above the first cavity 6, and the plurality of heat dissipating fin sets 8 are in contact with the outer walls of the first cavity 6 and the second cavity 7.
The first chamber 6 has a gas inlet 61, a gas outlet 62, a liquid inlet 63, a liquid outlet 64 and a partition 65, which divide the inner space of the first chamber 6 into a gas chamber 66 and a liquid chamber 67, the gas inlet 61 and the gas outlet 62 are communicated with the gas chamber 66, the liquid inlet 63 and the liquid outlet 64 are communicated with the liquid chamber 67, and the gas chamber 66 is located above the liquid chamber 67.
The second chamber 7 has an inlet 721, an outlet 722, a plurality of first flow channels 73 and a separating member 74, which divide the inner space of the second chamber 7 into a gas flow chamber 75 and a liquid flow chamber 76, a gas guiding component 751 is disposed in the gas flow chamber 75, a liquid guiding component 761 is disposed in the liquid flow chamber 76, the gas guiding component 75 has a plurality of second flow channels 7512, the liquid guiding component 761 has a plurality of third flow channels 7612, the inlet 721 and the outlet 722 are disposed between the plurality of first flow channels 73, the plurality of second flow channels 7512 are communicated with the inlet 721, the plurality of third flow channels 7612 are communicated with the outlet 722, and the plurality of first flow channels 73 are respectively communicated with the plurality of second flow channels 7512 and the plurality of third flow channels 7612.
The gas guiding assembly 751 is formed by sequentially arranging and combining a plurality of fins 7511 and has a gas opening area 7513, the second flow channel 7512 is arranged between every two heat dissipating fins 7511, the gas opening area 7513 is in butt joint with the inlet 721, the liquid guiding assembly 761 is formed by sequentially arranging and combining a plurality of fins 7611 and has a liquid opening area 7613, the third flow channel 7612 is arranged between every two heat dissipating fins 7611, the liquid opening area 7613 is in butt joint with the outlet 722, the space of the gas flowing chamber 75 is larger than or equal to the space of the liquid flowing chamber 76, and the opening area of the inlet 721 is larger than or equal to the opening area of the outlet 722.
In addition, the second chamber 7 includes an upper cover 71 and a lower cover 72, the inlet 721 and the outlet 722 are located at the symmetrical center of the lower cover 72, and the lower cover 72 further defines a left region 723 and a right region 724, and the plurality of heat dissipating fin sets 8 are respectively disposed on the upper cover 71, the left region 723 of the lower cover 72 and the right region 724 of the lower cover 72.
Referring to fig. 3A to 5B and fig. 6 together, as in the first embodiment, for convenience of description, the arrows in the drawings indicate the moving direction of the working fluid, the dotted lines indicate that the working fluid is in a gaseous state, the solid lines indicate that the working fluid is in a liquid state, the working fluid flows inside and changes between gas and liquid phases, the working fluid heated in the evaporation unit 92 changes from the liquid state to the gaseous state, enters the gas chamber 66 from the gas inlet 61 through the upper duct 91, the gaseous working fluid leaves the gas chamber 66 from the gas outlet 62 and enters the gas flow chamber 75 from the inlet 721, the gaseous working fluid enters the gas guide member 751 from the gas opening region 7513, the gaseous working fluid gradually condenses and changes to the liquid state as the plurality of second flow channels 7512 diffuse to the left and right sides, the working fluid enters the third flow channels 7612 from the second flow channels 7512 through the first flow channels 73, the working fluid is sufficiently cooled to change from a gaseous state to a liquid state, the liquid working fluid is collected towards the middle along with the plurality of third flow channels 7612, exits the liquid guide assembly 761 from the liquid opening area 7613 and exits the second chamber 7 through the outlet 722, and the liquid working fluid enters the liquid chamber 67 from the liquid inlet 63 and then exits through the liquid outlet 64 to return to the evaporation unit 92 through the lower conduit 91 for heat dissipation circulation.
In order to make the liquid working fluid flow more smoothly, a capillary structure (not shown) may be appropriately added in the first flow channel 73 and the second flow channel 7512, so that the liquid working fluid can flow back to the liquid chamber 67 more smoothly through the capillary structure, and the whole circulation is smoother.
It should be noted that although it is obvious that the number of the second flow channels 7512 is larger than that of the third flow channels 7612 in this embodiment, the number of the second flow channels 7512 and the third flow channels 7612 may be freely changed, but it is preferable that the total pipe diameter of the second flow channels 7512 is larger than that of the third flow channels 7612, so that the total pipe diameter of the second flow channels 7512 is larger than that of the third flow channels 7612.
Briefly, the utility model discloses a two embodiments all make gaseous working fluid flow towards left and right both sides through structural improvement, and liquid working fluid converges towards the centre, and has the route that many gaseous working fluid that supply flows, so shortens working fluid's pipeline route, and has a plurality of gas paths and liquid path and reduce the resistance of pipeline, avoids the too early condensation of working fluid to become liquid and gas pressure not enough causes the jam and leads to the heat dissipation circulation inefficacy.
To sum up, the utility model discloses compare in the prior art and have following advantage:
1. shortening the path of the working fluid;
2. reducing the pipeline resistance of the working fluid;
3. multiple gas and liquid paths avoid cycling failures due to liquid blockages.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (16)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022143631.2U CN213515201U (en) | 2020-09-25 | 2020-09-25 | Gas-liquid condensation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022143631.2U CN213515201U (en) | 2020-09-25 | 2020-09-25 | Gas-liquid condensation system |
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| CN213515201U true CN213515201U (en) | 2021-06-22 |
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| CN202022143631.2U Withdrawn - After Issue CN213515201U (en) | 2020-09-25 | 2020-09-25 | Gas-liquid condensation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112146495A (en) * | 2020-09-25 | 2020-12-29 | 奇鋐科技股份有限公司 | Gas-liquid condensing system |
-
2020
- 2020-09-25 CN CN202022143631.2U patent/CN213515201U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112146495A (en) * | 2020-09-25 | 2020-12-29 | 奇鋐科技股份有限公司 | Gas-liquid condensing system |
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