CN209246751U - A kind of heat-exchangers of the plate type being adapted to phase transition process heat transfer - Google Patents
A kind of heat-exchangers of the plate type being adapted to phase transition process heat transfer Download PDFInfo
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- CN209246751U CN209246751U CN201822044856.5U CN201822044856U CN209246751U CN 209246751 U CN209246751 U CN 209246751U CN 201822044856 U CN201822044856 U CN 201822044856U CN 209246751 U CN209246751 U CN 209246751U
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- heat exchanger
- heat
- heat transfer
- plate
- corner apertures
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000007704 transition Effects 0.000 title claims abstract description 18
- 239000012530 fluid Substances 0.000 claims abstract description 25
- 238000004080 punching Methods 0.000 claims abstract description 10
- 239000012071 phase Substances 0.000 claims description 38
- 239000007791 liquid phase Substances 0.000 claims description 10
- 230000005855 radiation Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002631 hypothermal effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000000699 topical effect Effects 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a kind of heat-exchangerss of the plate type for being adapted to phase transition process heat transfer, it is made of several heat exchanger plates stacking, heat exchanger plate is quadrilateral structure and corner is provided with corner apertures, the outer of corner apertures is provided with corner apertures flow dividing structure, corner apertures flow dividing structure includes supporting table and shunting slot, and supporting table is ridge structure and is in opposite protrusion with end supporting table；Shunting slot is radially distributed in the outer of supporting table, including starting point and spoke side, and all starting points are all fallen on the outer ring circle of supporting table, and line forms the second circle between all spoke sides, and the second circle is concentric structure with outer ring circle, corner apertures circle；Punching has die mould pattern on heat exchanger plate；It supports to form medium channel by die mould pattern between heat exchanger plate, the supporting table in adjacent heat exchanger plates is against formation runner.The utility model is simple and reasonable for structure, can be realized fluid and evenly distributes on heat exchanger plate, so that flowing without dead angle, to improve the heat exchange efficiency and heat exchange uniformity of heat exchanger.
Description
Technical field
The utility model relates to heat exchange equipment technologies, in particular to a kind of to be adapted to the board-like of phase transition process heat transfer
Heat exchanger.
Background technique
Plate heat exchanger is widely used in air-conditioning, heat supply, food, chemical industry, power and machinery etc. with superior heat exchange property
In industry.Existing heat-exchangers of the plate type is generally successively superimposed by pairs of board-like unit and is formed, and every group board-like unit is at least in pairs
It is cooperatively formed by two panels heat exchanger plate, is arranged and is formed for the medium for media flow in spacing between adjacent heat exchanger plate
Channel has corner apertures on heat exchanger plate, and fluid enters medium channel by corner apertures, and then the shunting effect of existing corner apertures is not
It is good, it is easy to produce dead angle in distribution flow process, it is uneven so as to cause heat exchange, topical hypothermia's damage is even resulted in, is had
Improved space.
Utility model content
The utility model is to provide to overcome above-mentioned defect in the prior art and a kind of be adapted to conduct heat in phase transition process
Heat-exchangers of the plate type is arranged corner apertures flow dividing structure by the outer of the corner apertures in heat exchanger plate, effectively optimizes fluid at angle
Flowing at hole reduces the distribution resistance of fluid flowing, avoids fluid flow velocity in the distributed process from corner apertures to plate
Variation, so that fluid distribution is more uniform, to improve heat exchange uniformity and adequacy.
To achieve the above object, the utility model provides a kind of heat-exchangers of the plate type for being adapted to phase transition process heat transfer, by
Several pairs of plate units, which are stacked with, to be cooperated, and the pairs of plate unit is made of at least two panels heat exchanger plate stacking, described
Heat exchanger plate is quadrilateral structure and its four corners are provided with corner apertures, and the heat exchanger plate is divided into liquid from left to right
Phase heat transfer zone, two-phase heat transfer zone and vapour phase heat transfer zone；
In the liquid phase heat transfer zone and vapour phase heat transfer zone, the outer that the heat exchanger plate corresponds to corner apertures is provided with corner apertures point
Flow structure, the corner apertures flow dividing structure include:
Supporting table is around the punching of corner apertures outer, cricoid ridge structure, and with two branch at end on heat exchanger plate
The protrusion direction of support platform is in be reversed；
Shunting slot, the punching of circular supporting table outer and is radially distributed, and friendship is formed in heat exchanger plate plate face
The first spine and the first groove portion for setting；The shunting slot includes starting point and the radiation that extends to form to external radiation
End, the starting point of all shunting slots are all fallen on the outer ring circle of supporting table, the spoke sides of all shunting slots it
Between be all made of smooth curve and be connected and form the second circle, and this second it is round with outer ring circle, corner apertures circle be concentric structure；
In the two-phase heat transfer zone, punching has die mould pattern in the plate face of the heat exchanger plate, in heat exchanger plate plate face
On be formed in the second spine for being arranged alternately and the second groove portion；
Abut each other that support forms medium channel, adjacent heat exchanger plate by die mould pattern between adjacent heat exchanger plate
On supporting table abut each other the runner for cooperatively forming and flowing into or out medium channel for fluid.
Be further arranged to: the starting point of the adjacent shunting slot is connected constituted included angle with the center of circle of corner apertures
It is all the same.
Be further arranged to: every shunting slot, which all has, moves towards guide line, all for moving towards guide line
It is connected to form third circle using smooth curve between point, third circle is concentric structure with the second circle.
Be further arranged to: the corner apertures flow dividing structure further includes draining conduit, and two of the same end on heat exchanger plate
The shunting slot being oppositely arranged in a corner apertures flow dividing structure is connected by draining conduit.
Be further arranged to: the spacing in the die mould pattern on the heat exchanger plate between adjacent second spine is from left to right
It is gradually increased.
Be further arranged to: second spine's height of the die mould pattern on the heat exchanger plate is less than liquid phase heat transfer zone and vapour
The height of first spine of the shunting slot in phase heat transfer zone.
Be further arranged to: mistake is furnished on the end face of the second spine of the die mould pattern or on the bottom surface of the second groove portion
Support protrusion.
Be further arranged to: the die mould pattern on the heat exchanger plate is " people " font or " W " shape pattern.
Be further arranged to: the diameter of one of corner apertures on the heat exchanger plate is less than the straight of the other three corner apertures
Diameter.
Compared with prior art, the utility model is simple and reasonable for structure, optimizes the shunting slot around corner apertures setting
Structure, so that shunting slot is in uniform intervals setting and its starting point and spoke side respectively fall in the outer ring circle in concentric structure
On upper and the second circle, to reduce the distribution resistance of fluid flowing, fluid is avoided in the distributed process from corner apertures to plate
The variation of flow velocity, so that fluid distribution is more uniform, to improve the uniformity and adequacy of heat exchange；Simultaneously on heat exchanger plate
Spine structure arrangement, make phase change fluid in flow process resistance variation reduce as far as possible, the nusselt number of heat transfer
Sufficiently optimized with the ratio between square of the Reynolds number of flowing, improve heat-transfer effect and reduces part caused by change in flow
Resistance.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for the heat-exchangers of the plate type for being adapted to phase transition process heat transfer of the utility model；
Fig. 2 is the structural schematic diagram of heat exchanger plate；
Fig. 3 is the portion the A enlarged structure schematic diagram of Fig. 2；
Fig. 4 is the theoretical construct schematic diagram of corner apertures flow dividing structure.
The following drawings is marked to mark on it in conjunction with attached drawing:
1, heat exchanger body；2, heat exchanger plate；21, liquid phase heat transfer zone；211, corner apertures；212, supporting table；213, it shunts
Conduit；214, conduit is drained；2141, starting point；2142, spoke side；2143, guide line is moved towards；215, the first spine；216,
One groove portion；22, two-phase heat transfer zone；221, die mould pattern；222, the second spine；223, the second groove portion；23, vapour phase heat transfer zone；3,
Outer ring circle；4, the second circle；5, third circle；6, corner apertures circle.
Specific embodiment
With reference to the accompanying drawing, a specific embodiment of the utility model is described in detail, it is to be understood that this
The protection scope of utility model is not limited by the specific implementation.
A kind of heat-exchangers of the plate type for being adapted to phase transition process heat transfer of the utility model is as shown in Figure 1, include heat exchanger
Main body 1, the heat exchanger body 1 are stacked with by several pairs of plate units and are cooperatively formed, and pairs of plate unit is at least by two pieces of warm
Power board 2 cooperatively forms；A first medium channel is at least formed inside pairs of plate unit, is matched between adjacent pairs of plate unit
Conjunction forms second medium channel, and different fluid flows in first medium channel and second medium channel respectively, to realize difference
Heat exchange between fluid.
Specifically as shown in Fig. 2, the pairs of plate unit of the present embodiment is cooperatively formed by two pieces of heat exchanger plates 2, the heat exchange
Plate 2 is quadrilateral structure and its four corners are provided with corner apertures 211, and the diameter of one of corner apertures 211 is significantly less than
The diameter of the other three corner apertures 211, preferably rectangular configuration and corner use arc transition；Heat exchanger plate 2 is changed according to fluid
Mass dryness fraction variation is divided into liquid phase heat transfer zone 21, two-phase heat transfer zone 22 and vapour phase heat transfer zone 23 from left to right in thermal process；It is changed in liquid phase
In hot-zone 21 and vapour phase heat transfer zone 23, the outer of the corresponding corner apertures 211 of heat exchanger plate 2 is provided with 211 flow dividing structure of corner apertures, for pair
The fluid flowed into from corner apertures 211 is allocated；In two-phase heat transfer zone 22, punching has die mould pattern in the plate face of heat exchanger plate 2
221, while the second spine 222 being arranged alternately and the second groove portion 223 are formed in 2 plate face of heat exchanger plate, adjacent heat is handed over
It changes between plate 2 and abuts each other and be arranged in spacing by die mould pattern 221, i.e., the second spine 222 and the second slot on heat exchanger plate 2
Portion 223 respectively with 222 phase of the second spine on the heat exchanger plate 2 of the second groove portion 223 of the heat exchanger plate 2 of top and lower section
It supports.
Two pieces of heat exchanger plates 2 for constituting pairs of plate unit in the present embodiment are respectively the first heat exchanger plate 2 and the second heat
Power board 2, the first heat exchanger plate 2 and the second heat exchanger plate 2, which are staggered, cooperatively forms heat exchanger body 1, the first heat exchange
The die mould pattern 221 used on plate 2 and the second heat exchanger plate 2 can be identical, can also be not exactly the same, can be according to tool
Body is selected.
In the above scheme, die mould pattern 221 can be " people " character form structure, or " W " shape structure.
Preferably, the spacing in the die mould pattern 221 on heat exchanger plate 2 between adjacent second spine 222 from left to right by
It is cumulative big.
As shown in figure 3, the outer of the corresponding corner apertures 211 of heat exchanger plate 2 is equal in liquid phase heat transfer zone 21 and vapour phase heat transfer zone 23
It is provided with 211 flow dividing structure of corner apertures, which includes supporting table 212, shunting slot 213 and drainage conduit
214；The supporting table 212 is around 211 outer punching of corner apertures, cricoid ridge structure, and with the protrusion for the supporting table 212 held
Direction is in being reversed, thus when adjacent heat exchanger plate 2 cooperates, 2 both ends of heat exchanger plate have a supporting table 212 with
Supporting table 212 in adjacent heat exchanger plates 2 leans connection, to constitute to form that flow into or out first medium for fluid logical
The runner in road or second medium channel；Outer punching and radial distribution of the shunting slot 213 around supporting table 212, in heat
The first spine 215 being arranged alternately and the first groove portion 216 are formed on the space of a whole page of power board 2, shunting slot 213 includes starting point
2141 and the spoke side 2142 that extends to form to external radiation, the starting point 2141 of all shunting slots 213 all falls within branch
It supports on the outer ring circle 3 of platform 212, smooth curve is all made of between the spoke side 2142 of all shunting slots 213 and is connected simultaneously
The second circle 4 is formed, and second circle 4 and outer ring circle 3, corner apertures circle 6 are concentric structure；Drainage conduit 214 is for connecting hot friendship
The spoke side 2142 for the shunting slot 213 being oppositely arranged in two 211 flow dividing structures of corner apertures on plate 2 with end is changed, is realized with end
211 flow dividing structure of corner apertures shunting slot 213 connection.
Preferably, the shunting slot 213 around the setting of 212 outer of supporting table is arranged in uniform intervals, i.e., adjacent diversion channel
The starting point 2141 in road 213 the constituted included angle that is connected with the center of circle of corner apertures 211 is all the same.
Preferably, every shunting slot 213, which all has, moves towards guide line 2143, all for moving towards guide line 2143
It is connected to form third circle 5 using smooth curve between point, third circle 5 and the second circle 4 are concentric structure.
By the arrangement of above-mentioned 211 flow dividing structure of corner apertures, the distribution for the runner being arranged around corner apertures 211 is optimized, it can
Effectively flowing of the optimization fluid at corner apertures 211, reduces the distribution resistance of fluid flowing, avoid fluid from corner apertures 211 to
The variation of flow velocity in the distributed process of plate, so that fluid distribution is more uniform, to improve heat exchange uniformity and adequacy.
It is further preferred that 222 height of the second spine of the die mould pattern 221 on heat exchanger plate 2 is less than liquid phase heat transfer zone
21 and the shunting slot 213 in vapour phase heat transfer zone 23 the first spine 215 height, the second spine 222 of die mould pattern 221
Mistake is furnished with support protrusion on end face or on the bottom surface of the second groove portion 223.
Compared with prior art, the utility model is simple and reasonable for structure, optimizes the shunting slot around corner apertures setting
Structure, so that shunting slot is in uniform intervals setting and its starting point and spoke side respectively fall in the outer ring circle in concentric structure
On upper and the second circle, to reduce the distribution resistance of fluid flowing, fluid is avoided in the distributed process from corner apertures to plate
The variation of flow velocity, so that fluid distribution is more uniform, to improve the uniformity and adequacy of heat exchange；Simultaneously on heat exchanger plate
Spine structure arrangement, make phase change fluid in flow process resistance variation reduce as far as possible, the nusselt number of heat transfer
Sufficiently optimized with the ratio between square of the Reynolds number of flowing, improve heat-transfer effect and reduces part caused by change in flow
Resistance.
Disclosed above is only the embodiments of the present invention, and still, the utility model is not limited to this, any ability
What the technical staff in domain can think variation should all fall into the protection scope of the utility model.
Claims (9)
1. a kind of heat-exchangers of the plate type for being adapted to phase transition process heat transfer, which is characterized in that by several pairs of mutual heaps of plate unit
Folded to cooperate, the pairs of plate unit is made of at least two panels heat exchanger plate stacking, and the heat exchanger plate is quadrilateral structure
And its four corners are provided with corner apertures, the heat exchanger plate is divided into liquid phase heat transfer zone, two-phase heat transfer zone from left to right
With vapour phase heat transfer zone；
In the liquid phase heat transfer zone and vapour phase heat transfer zone, the outer that the heat exchanger plate corresponds to corner apertures is provided with corner apertures and shunts knot
Structure, the corner apertures flow dividing structure include:
Supporting table is around the punching of corner apertures outer, cricoid ridge structure, and with two supporting tables at end on heat exchanger plate
Protrusion direction in being reversed；
Shunting slot, the punching of circular supporting table outer and is radially distributed, and is formed in heat exchanger plate plate face and alternately sets
The first spine set and the first groove portion；The shunting slot includes starting point and the spoke side that extends to form to external radiation, institute
There is the starting point of the shunting slot to all fall on the outer ring circle of supporting table, is adopted between the spoke side of all shunting slots
It is connected with smooth curve and forms the second circle, and second circle and outer ring circle, corner apertures circle is concentric structure；
In the two-phase heat transfer zone, punching has die mould pattern in the plate face of the heat exchanger plate, the shape in heat exchanger plate plate face
The second spine and the second groove portion that Cheng Youcheng is arranged alternately；
Abut each other that support forms medium channel by die mould pattern between adjacent heat exchanger plate, on adjacent heat exchanger plate
Supporting table abuts each other the runner for cooperatively forming and flowing into or out medium channel for fluid.
2. a kind of heat-exchangers of the plate type for being adapted to phase transition process heat transfer according to claim 1, which is characterized in that adjacent
The starting point of the shunting slot the constituted included angle that is connected with the center of circle of corner apertures is all the same.
3. a kind of heat-exchangers of the plate type for being adapted to phase transition process heat transfer according to claim 1, which is characterized in that every
The shunting slot, which all has, moves towards guide line, is connected between all starting points for moving towards guide line using smooth curve
Third circle is formed, third circle is concentric structure with the second circle.
4. a kind of heat-exchangers of the plate type for being adapted to phase transition process heat transfer according to claim 1 or 2 or 3, feature exist
In the corner apertures flow dividing structure further includes drainage conduit, phase in two corner apertures flow dividing structures at the same end on heat exchanger plate
It is connected to the shunting slot of setting by draining conduit.
5. a kind of heat-exchangers of the plate type for being adapted to phase transition process heat transfer according to claim 1, which is characterized in that described
Spacing in die mould pattern on heat exchanger plate between adjacent second spine is gradually increased from left to right.
6. a kind of heat-exchangers of the plate type for being adapted to phase transition process heat transfer according to claim 1, which is characterized in that described
Second spine's height of the die mould pattern on heat exchanger plate is less than the of liquid phase heat transfer zone and the shunting slot in vapour phase heat transfer zone
The height of one spine.
7. a kind of heat-exchangers of the plate type for being adapted to phase transition process heat transfer according to claim 6, which is characterized in that described
Mistake is furnished with support protrusion on the end face of second spine of die mould pattern or on the bottom surface of the second groove portion.
8. a kind of heat-exchangers of the plate type for being adapted to phase transition process heat transfer according to claim 1, which is characterized in that institute
Stating the die mould pattern on heat exchanger plate is " people " font or " W " shape pattern.
9. a kind of heat-exchangers of the plate type for being adapted to phase transition process heat transfer according to claim 1, which is characterized in that described
The diameter of one of corner apertures on heat exchanger plate is less than the diameter of the other three corner apertures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822044856.5U CN209246751U (en) | 2018-12-06 | 2018-12-06 | A kind of heat-exchangers of the plate type being adapted to phase transition process heat transfer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822044856.5U CN209246751U (en) | 2018-12-06 | 2018-12-06 | A kind of heat-exchangers of the plate type being adapted to phase transition process heat transfer |
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| Publication Number | Publication Date |
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| CN209246751U true CN209246751U (en) | 2019-08-13 |
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|---|---|---|---|
| CN201822044856.5U Active CN209246751U (en) | 2018-12-06 | 2018-12-06 | A kind of heat-exchangers of the plate type being adapted to phase transition process heat transfer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405602A (en) * | 2018-12-06 | 2019-03-01 | 宁波市哈雷换热设备有限公司 | A kind of heat-exchangers of the plate type being adapted to phase transition process heat transfer |
-
2018
- 2018-12-06 CN CN201822044856.5U patent/CN209246751U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405602A (en) * | 2018-12-06 | 2019-03-01 | 宁波市哈雷换热设备有限公司 | A kind of heat-exchangers of the plate type being adapted to phase transition process heat transfer |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Ningbo Hanbao Stainless Steel Products Co.,Ltd. Assignor: NINGBO HRALE PLATE HEAT EXCHANGER Co.,Ltd. Contract record no.: X2023980051767 Denomination of utility model: A Plate Heat Exchanger Suitable for Heat Transfer in Phase Change Processes Granted publication date: 20190813 License type: Common License Record date: 20231212 |