CN107144159A - Spiral plate type double-dryness flow-dividing heat-exchanging evaporator - Google Patents
Spiral plate type double-dryness flow-dividing heat-exchanging evaporator Download PDFInfo
- Publication number
- CN107144159A CN107144159A CN201710465964.7A CN201710465964A CN107144159A CN 107144159 A CN107144159 A CN 107144159A CN 201710465964 A CN201710465964 A CN 201710465964A CN 107144159 A CN107144159 A CN 107144159A
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- dryness
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- shunting
- runner
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- 238000001704 evaporation Methods 0.000 claims description 27
- 230000008020 evaporation Effects 0.000 claims description 26
- 239000012530 fluid Substances 0.000 claims description 21
- 239000003507 refrigerant Substances 0.000 claims description 16
- 238000001802 infusion Methods 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 239000012071 phase Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
A spiral plate type double-dryness fraction heat exchange evaporator comprises a spiral high-temperature heat exchange plate and a spiral double-dryness fraction heat exchange plate, wherein the spiral high-temperature heat exchange plate and the spiral double-dryness fraction heat exchange plate alternately extend in a spiral manner from the center to the outer diameter; the spiral double-dryness-degree flow dividing heat exchange plate is provided with more than one double-dryness-degree flow divider, more than one group of double-dryness-degree flow passage groups are formed by matching a high-dryness-degree flow passage and a low-dryness-degree flow passage in a vertical and parallel mode, the double-dryness-degree flow dividers are arranged between the two double-dryness-degree flow passage groups corresponding to the head and the tail, the high-dryness-degree flow passage and the low-dryness-degree flow passage in the upper group of double-dryness-degree flow passage groups are respectively communicated with a flow dividing inner cavity in the double-dryness-degree flow divider and the high-dryness-degree flow passage in the lower group of double-dryness-degree flow passage groups, and the low-dryness-degree. The invention has the characteristics of excellent performance, small volume, good heat exchange effect, energy saving, environmental protection, low manufacturing cost, easy production, easy realization, safety, reliability and strong practicability.
Description
Technical field
The present invention relates to a kind of evaporator, more particularly to a kind of spiral plate type double-dryness shunting heat exchanging evaporator.
Background technology
Spiral sheet evaporator is a kind of high-performance heat exchanger equipment, suitable for chemistry, oil, solvent, medicine, product, light industry,
The industries such as weaving, metallurgy, steel rolling, coking, its compactedness is good, and floor space is small, with operational reliability is strong, heat transfer efficiency compared with
It is high, heat exchange area is big, resistance is relatively low, less scaling, and can be many characteristics of be applied in combination, therefore obtained wide work
Industry application.But traditional following defect of spiral sheet evaporator generally existing：Low mass dryness fraction evaporation is changed in liquid evaporation heat transfer process
The thermal efficiency is not high, and the refrigerant flow rate increase of evaporation process middle and later periods flow, the increase of gas liquid film shearing force, causes pressure drop to show
Write increase.Chinese patent literature CN202660739U discloses a kind of efficient coiled oil water heat exchange on January 9th, 2013 and steamed
Device is sent out, is specifically disclosed including cylinder and coil pipe, coil pipe is the dual coil pipes that internal layer spiral coil and outer layer spiral coil are constituted, double
Coil pipe is arranged on upright inner barrel, and cylinder top is equipped with water-level gauge and safety valve, and cylinder crown center is equipped with manhole device, cylinder
Body bottom is equipped with blowoff valve, and the import and export of ectonexine spiral coil are connected with heat-conducting oil pipes, cylinder body bottom connection water supply installation.Should
There is above mentioned problem in structure, therefore, it is necessary to be further improved to prior art.
The content of the invention
The purpose of the present invention aims to provide a kind of simple and reasonable, excellent performance, small volume, good effect of heat exchange, energy-conservation
Environmental protection, low manufacturing cost, easily easy production, realization, safe and reliable, practical spiral plate type double-dryness shunting heat exchange evaporation
Device, to overcome weak point of the prior art.
A kind of spiral plate type double-dryness designed by this purpose shunts heat exchanging evaporator, including spiral high temperature heat exchanger plates and spiral shell
Revolve double-dryness shunting heat exchanger plates, the spiral high temperature heat exchanger plates and spiral double-dryness shunting heat exchanger plates alternate from center to
Outer radial is extended spirally；The entrance point of spiral high temperature heat exchanger plates is communicated with high temperature refrigerant inlet tube, and spiral high temperature heat exchanger plates go out
Mouth end is communicated with high temperature refrigerant outlet；The entrance point of spiral double-dryness shunting heat exchanger plates is communicated with evaporation working medium inlet tube, spiral shell
The port of export of rotation double-dryness shunting heat exchanger plates is communicated with evaporation working medium outlet；It is characterized in that：The spiral double-dryness shunting
It is provided with heat exchanger plates more than more than one double-dryness current divider, and one group by high mass dryness fraction runner and low mass dryness fraction runner up and down simultaneously
The double-dryness each runner group constituted is closed in deploying, and double-dryness current divider is arranged between the corresponding two double-dryness each runner group of head and the tail, and upper one
High mass dryness fraction runner and low mass dryness fraction runner in group double-dryness each runner group are respectively communicated with the shunting lumen in double-dryness current divider with
Low mass dryness fraction flow passage double-dryness shunting in high mass dryness fraction runner in one group of double-dryness each runner group, next group of double-dryness each runner group
Shunting lumen in device.
The high mass dryness fraction runner and low mass dryness fraction runner are provided tiltedly with some groove stripeds respectively, and adjacent two grooves striped is mutual
Groove striped on compartment side-by-side configuration, high mass dryness fraction runner is corresponded with the groove striped on low mass dryness fraction runner, and mutually
Connection.
The gradient a of the groove striped is 15 ° -75 °；In being provided between the high mass dryness fraction runner and low mass dryness fraction runner
Dividing plate, median septum is provided with some fluid infusion holes, flow direction arrangement of some fluid infusion holes along evaporation working medium, and area and gradually increased
Greatly.
The double-dryness current divider is provided with high mass dryness fraction runner in hard filter screen, upper one group of double-dryness each runner group and low dry
Spend runner and shunting lumen is connected by hard filter screen respectively, hard filter screen is provided with some through holes.
The aperture d of the through hole is 0.5-5mm.
Point that the double-dryness current divider includes the shunting groove of substantially vertical setting and is arranged at shunting groove notch
Long slab is cast, the notch for shunting groove is closed jointly by hard filter screen and shunting extension plate, and is formed on the inside of groove in shunting
Chamber.
Low mass dryness fraction runner in the shunting extension plate next group of double-dryness each runner group of correspondence is provided with shunting breach, and this is low dry
Degree runner connects shunting lumen by shunting breach.
The high temperature refrigerant inlet tube, extends radially outwardly in spiral high temperature heat exchanger plates end；The evaporation sender property outlet
Pipe extends radially outwardly in spiral double-dryness shunting heat exchanger plates end；The high temperature refrigerant outlet is extended downwardly in spiral high temperature
Heat exchanger plates end；The evaporation working medium inlet tube is extended downwardly in spiral double-dryness shunting heat exchanger plates end.
The present invention can make the high efficient heat exchanging area of high mass dryness fraction nucleate boiling double dry in each section of spiral by the improvement of said structure
Realized in advance in high mass dryness fraction runner in degree heat exchanger plates, so as to improve overall heat exchange efficiency, reduce resistance pressure drop.With existing skill
Art is compared, the method have the benefit that：Based on evaporation and heat-exchange principle, evaporated in the working medium of spiral sheet evaporator
Journey, is evaporated, low mass dryness fraction stream maintenance heat exchange efficiency, high mass dryness fraction stream enhanced heat exchange in the way of " high and low mass dryness fraction shunting heat exchange ", so that
Improve the overall heat exchange efficiency of evaporator；By the shunting of high and low mass dryness fraction fluid, air-liquid interface cuts in decrease two-phase fluid
Shear force, the resistance pressure drop of reduction pipe side, and finally reduce the volume of evaporator, save consumptive material and the energy.In terms of comprehensive, it has
Simple and reasonable, excellent performance, small volume, good effect of heat exchange, energy-conserving and environment-protective, low manufacturing cost, easily easy production, realization, peace
Complete reliable, practical the features such as.
Brief description of the drawings
Fig. 1 is the top view of one embodiment of the invention；
Fig. 2 is the sectional view in A-A directions in Fig. 1；
Fig. 3 and Fig. 4 are respectively the close-up schematic view of one embodiment of the invention different azimuth；
Fig. 5 is the structural representation of hard filter screen in one embodiment of the invention；
Fig. 6 is the sectional view in B-B directions in Fig. 5；
Fig. 7 is the sectional view of double-dryness each runner group in one embodiment of the invention；
Fig. 8 is the sectional view in C-C directions in Fig. 7；
Fig. 9 is the sectional view of spiral high temperature heat exchanger plates in one embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described.
Referring to Fig. 1-Fig. 9, this spiral plate type double-dryness shunting heat exchanging evaporator includes spiral high temperature heat exchanger plates 1 and spiral is double
Mass dryness fraction shunts heat exchanger plates 2, spiral high temperature heat exchanger plates 1 and spiral double-dryness shunting heat exchanger plates 2 alternate from the outside footpath in center
To extending spirally；The entrance point of spiral high temperature heat exchanger plates 1 is communicated with high temperature refrigerant inlet tube 3, the outlet of spiral high temperature heat exchanger plates 1
End is communicated with high temperature refrigerant outlet 3 '；The entrance point of spiral double-dryness shunting heat exchanger plates 2 is communicated with evaporation working medium inlet tube 4,
The port of export of spiral double-dryness shunting heat exchanger plates 2 is communicated with evaporation working medium outlet 4 '；Wherein, spiral double-dryness shunting heat exchanger plates
2 side walls are provided with more than one double-dryness current divider 5, and inner side is provided with more than one group on high mass dryness fraction runner 6 and low mass dryness fraction runner 7
Under coordinate the double-dryness each runner group of composition side by side；Double-dryness current divider 5 is arranged between the corresponding two double-dryness each runner group of head and the tail,
High mass dryness fraction runner 6 and low mass dryness fraction runner 7 in upper one group of double-dryness each runner group are respectively communicated with the shunting in double-dryness current divider 5
Low mass dryness fraction runner 7 in high mass dryness fraction runner 6 in chamber 5.3 and next group of double-dryness each runner group, next group of double-dryness each runner group connects
Shunting lumen 5.3 in logical double-dryness current divider 5.This structure can make the high efficient heat exchanging area of high mass dryness fraction nucleate boiling in double-dryness point
Realized in advance in high mass dryness fraction runner in stream heat exchanger plates, so as to improve overall heat exchange efficiency, reduce resistance pressure drop；In addition, this
Structure is evaporated, low mass dryness fraction stream maintains heat exchange efficiency, high level cadre in working medium evaporation process in the way of " high and low mass dryness fraction shunting heat exchange "
Degree stream enhanced heat exchange, so as to improve the overall heat exchange efficiency of evaporator；By double-dryness current divider 5 to high and low mass dryness fraction fluid
Shunting, weakens the shearing force at air-liquid interface in two-phase fluid, the resistance pressure drop of reduction pipe side, and finally reduce the body of evaporator
Product, saves consumptive material and the energy；With excellent performance, small volume, good effect of heat exchange, low energy-conserving and environment-protective, manufacturing cost, easy production,
The beneficial effect such as easy realization, safe and reliable, practical.
Furtherly, the high inwall of mass dryness fraction runner 6 and the low inwall of mass dryness fraction runner 7 are provided tiltedly with some groove stripeds respectively
11.1, the spaced formula side-by-side configuration of adjacent two grooves striped 11.1 necessarily forms tongue between adjacent two grooves striped 11.1
Groove striped 11.1 on striped 11.2, high mass dryness fraction runner 6 is corresponded with the groove striped 11.1 on low mass dryness fraction runner 7, and
It is interconnected；Working medium in low mass dryness fraction runner 7 can be entered by groove striped 11.1 in heat transfer process from trend high level cadre's degree runner 6
Row fluid infusion, to prevent high level cadre's degree runner 6 from occurring to lack liquid phenomenon.
Furtherly, referring to Fig. 7, the gradient a of groove striped 11.1 is 15 ° -75 °；Referring to Fig. 8, high mass dryness fraction runner 6 with
It is provided with median septum 8 between low mass dryness fraction runner 7, median septum 8 is provided with some fluid infusion holes 8.1, some fluid infusion holes 8.1 are along evaporator man
The flow direction of matter is arranged, and area gradually increases.
Furtherly, double-dryness current divider 5 is provided with the high mass dryness fraction in hard filter screen 5.2, upper one group of double-dryness each runner group
Runner 6 connects shunting lumen 5.3 by hard filter screen 5.2 respectively with low mass dryness fraction runner 7, and hard filter screen 5.2 is provided with some logical
Hole 5.21, the aperture d of the through hole 5.21 is 0.5-5mm.
Furtherly, referring to Fig. 3 and Fig. 4, double-dryness current divider 5 includes the shunting groove 5.1 of substantially vertical setting and set
The shunting extension plate 9 being placed at the shunting notch of groove 5.1, shunts the notch of groove 5.1 by hard filter screen 5.2 and shunting extension plate
9 common closings, and form shunting lumen 5.3 in the inner side of groove 5.1.Specifically, the front side of shunting extension plate 9 and hard filter screen 5.2
End be connected, rear side is only connected with the high mass dryness fraction stream runner 6 in next group of double-dryness each runner group；Double-dryness current divider 5 is according to each
The actual height arrangement of layer heat exchanger plates.
Furtherly, the low mass dryness fraction runner 7 in next group of double-dryness each runner group of shunting extension plate 9 correspondence is provided with shunting breach
10, the low mass dryness fraction runner 7 connects shunting lumen 5.3 by shunting breach 10.Specifically, shunting breach 10 is located at shunting groove
5.1 go to flow the bottom of side, and the scope of shunting breach 10 is the low mass dryness fraction runner 7 that includes of shunting groove 5.1 to median septum 8, is formed
Triangular shaped breach.
Furtherly, high temperature refrigerant inlet tube 3 extends radially outwardly in the end of spiral high temperature heat exchanger plates 1；The evaporator man
Matter outlet 4 ' extends radially outwardly in spiral double-dryness shunting heat exchanger plates 2 end；The high temperature refrigerant outlet 3 ' is to downward
Stretch in the end of spiral high temperature heat exchanger plates 1；Evaporation working medium inlet tube 4 is extended downwardly in spiral double-dryness shunting heat exchanger plates 2 end.
That is, high temperature refrigerant inlet tube 3 and evaporation working medium outlet 4 ' stretch out respectively steams in the shunting heat exchange of this spiral plate type double-dryness
The lateral wall of device is sent out, high temperature refrigerant outlet 3 ' and evaporation working medium inlet tube 4 extend this spiral plate type double-dryness separately down
Shunt the bottom centre of heat exchanging evaporator.
Concrete operating principle：
Evaporate working medium and enter spiral double-dryness shunting heat exchanger plates 2 from evaporation working medium inlet tube 4, high temperature fluid is from high temperature refrigerant
Inlet tube 3 enters spiral high temperature heat exchanger plates 1；Evaporation working medium exchanges heat into spiral double-dryness heat exchanger plates 2, forms the two of certain mass dryness fraction
Phase working medium, then passes through double-dryness current divider 5 and carries out double-dryness shunting, high mass dryness fraction stream enters follow-up high mass dryness fraction runner 6, low dry
Degree stream enters follow-up low mass dryness fraction runner 7；The centrifugation branching process of double-dryness current divider 5 is as follows：The two-phase fluid warp of low mass dryness fraction
The surface of hard filter screen 5.2 is crossed, due to the effect of centrifugal force, the liquid in two-phase fluid is in the outside of runner wall,
And gas-phase working medium is in the inner side away from runner wall, therefore, most of liquid phase working fluid under the action of the centrifugal, through through hole 5.21
Into shunting lumen 5.3, finally flow out, exchanged heat into follow-up low mass dryness fraction runner 7 from shunting breach 10；And pass through hard
A small amount of liquid and high mass dryness fraction fluid behind the surface of filter screen 5.2 then respectively through shunting the water conservancy diversion of extension plate 9 after, into follow-up high level cadre
Degree runner 6 is exchanged heat；Because high mass dryness fraction runner 6 and the low inwall of mass dryness fraction runner 7 are designed with groove striped 11.1, therefore low mass dryness fraction
Partial Liquid Phase working medium in runner 7 along the drainage of groove track 11.1 and will pass through phase by with the drainage of groove striped 11.1
The fluid infusion hole 8.1 answered, therewith into fluid infusion is carried out in high mass dryness fraction runner 6, therefore, in groove striped 11.1 and fluid infusion hole 8.1
Under effect, the working medium in low mass dryness fraction runner 7 can be in heat transfer process from the progress fluid infusion of trend high level cadre's degree runner 6, to prevent high level cadre
Spend runner 6 to occur to lack liquid phenomenon, in addition, the gravity of the drainage of groove striped 11.1 and working medium itself interacts, may be used also
Improve uniformity of the working medium in spiral high temperature heat exchanger plates 1 and spiral double-dryness shunting heat exchanger plates 2.The follow-up heat exchanger plates of evaporator
Section, constantly repeats the process of above-mentioned shunting heat exchange, until evaporation working medium evaporating completely is completely, last gaseous state evaporates working medium from evaporation
Sender property outlet pipe 4 ' flows out, and high temperature fluid then flows out from high temperature refrigerant outlet 3 ', finally realizes the whole high and low of evaporation liquid
Double-dryness evaporates enhanced heat exchange mechanism, and its heat exchange efficiency will be obviously improved, and resistance pressure drop will be reduced substantially.
The above-mentioned preferred scheme for the present invention, has been shown and described general principle, principal character and the present invention of the present invention
Advantage.Those skilled in the art should be recognized that the present invention is not limited to the above embodiments, above-described embodiment and specification
Described in merely illustrate the principles of the invention, without departing from the spirit and scope of the present invention the present invention also have it is various
Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute
Attached claims and its equivalent are defined.
Claims (8)
1. a kind of spiral plate type double-dryness shunts heat exchanging evaporator, including spiral high temperature heat exchanger plates (1) and the shunting of spiral double-dryness
It is outside from center that heat exchanger plates (2), the spiral high temperature heat exchanger plates (1) and spiral double-dryness shunting heat exchanger plates (2) are alternateed
Radially extend spirally；The entrance point of spiral high temperature heat exchanger plates (1) is communicated with high temperature refrigerant inlet tube (3), spiral high temperature heat exchanger plates
(1) the port of export is communicated with high temperature refrigerant outlet (3 ')；The entrance point of spiral double-dryness shunting heat exchanger plates (2) is communicated with evaporation
Working medium entrances pipe (4), the port of export of spiral double-dryness shunting heat exchanger plates (2) is communicated with evaporation working medium outlet (4 ')；Its feature
It is：More than one double-dryness current divider (5), and more than one group are provided with the spiral double-dryness shunting heat exchanger plates (2)
From high mass dryness fraction runner (6) and low mass dryness fraction runner (7) it is side by side up and down coordinate composition double-dryness each runner group, double-dryness current divider (5)
It is arranged between the corresponding two double-dryness each runner group of head and the tail, high mass dryness fraction runner (6) in upper one group of double-dryness each runner group and low does
Degree runner (7) is respectively communicated with the high level cadre in the shunting lumen (5.3) and next group of double-dryness each runner group in double-dryness current divider (5)
The shunting lumen spent in low mass dryness fraction runner (7) the connection double-dryness current divider (5) in runner (6), next group of double-dryness each runner group
(5.3)。
2. spiral plate type double-dryness shunts heat exchanging evaporator according to claim 1, it is characterised in that：The high mass dryness fraction runner
(6) and low mass dryness fraction runner (7) is provided tiltedly with some groove stripeds (11.1) respectively, adjacent two grooves striped (11.1) is spaced
Groove striped (11.1) on formula side-by-side configuration, high mass dryness fraction runner (6) and the groove striped (11.1) one on low mass dryness fraction runner (7)
One correspondence, and be interconnected.
3. spiral plate type double-dryness shunts heat exchanging evaporator according to claim 2, it is characterised in that：The groove striped
(11.1) gradient a is 15 ° -75 °；Median septum (8) is provided between the high mass dryness fraction runner (6) and low mass dryness fraction runner (7),
Median septum (8) is provided with some fluid infusion holes (8.1), flow direction arrangement of some fluid infusion holes (8.1) along evaporation working medium, and area
Gradually increase.
4. spiral plate type double-dryness shunts heat exchanging evaporator according to claim 3, it is characterised in that：The double-dryness shunting
Device (5) is provided with high mass dryness fraction runner (6) and low mass dryness fraction runner (7) point in hard filter screen (5.2), upper one group of double-dryness each runner group
Shunting lumen (5.3) is not connected by hard filter screen (5.2), hard filter screen (5.2) is provided with some through holes (5.21).
5. spiral plate type double-dryness shunts heat exchanging evaporator according to claim 4, it is characterised in that：The through hole (5.21)
Aperture d be 0.5-5mm.
6. spiral plate type double-dryness shunts heat exchanging evaporator according to claim 5, it is characterised in that：The double-dryness shunting
The shunting extension plate that device (5) includes the shunting groove (5.1) of substantially vertical setting and is arranged at shunting groove (5.1) notch
(9), the notch of shunting groove (5.1) is closed jointly by hard filter screen (5.2) and shunting extension plate (9), and in groove (5.1)
Side forms shunting lumen (5.3).
7. spiral plate type double-dryness shunts heat exchanging evaporator according to claim 6, it is characterised in that：The shunting extension plate
(9) the low mass dryness fraction runner (7) in next group of double-dryness each runner group of correspondence is provided with shunting breach (10), and the low mass dryness fraction runner (7) is led to
Undue flow gap (10) connection shunting lumen (5.3).
8. heat exchanging evaporator is shunted according to any one of the claim 1-7 spiral plate type double-dryness, it is characterised in that：The height
Warm working medium entrances pipe (3) extends radially outwardly in spiral high temperature heat exchanger plates (1) end；The evaporation working medium outlet (4 ') is radially
Stretch out and shunt heat exchanger plates (2) end in spiral double-dryness；The high temperature refrigerant outlet (3 ') extends downwardly high in spiral
Warm heat exchanger plates (1) end；The evaporation working medium inlet tube (4) extends downwardly shunts heat exchanger plates (2) end in spiral double-dryness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710465964.7A CN107144159B (en) | 2017-06-19 | 2017-06-19 | Spiral plate type double-dryness split-flow heat exchange evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710465964.7A CN107144159B (en) | 2017-06-19 | 2017-06-19 | Spiral plate type double-dryness split-flow heat exchange evaporator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107144159A true CN107144159A (en) | 2017-09-08 |
| CN107144159B CN107144159B (en) | 2022-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710465964.7A Active CN107144159B (en) | 2017-06-19 | 2017-06-19 | Spiral plate type double-dryness split-flow heat exchange evaporator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110251986A (en) * | 2019-07-19 | 2019-09-20 | 中冶焦耐(大连)工程技术有限公司 | A kind of crystallizer for carbazole purification |
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| CN103335545A (en) * | 2013-03-14 | 2013-10-02 | 江苏昊隆换热器有限公司 | Spiral plate heat exchanger |
| CN106679468A (en) * | 2017-03-03 | 2017-05-17 | 仲恺农业工程学院 | Shell-and-tube evaporator with double-dryness flow-dividing baffle plate |
-
2017
- 2017-06-19 CN CN201710465964.7A patent/CN107144159B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1183784A (en) * | 1982-07-19 | 1985-03-12 | Francis T. Traylor | Liquid-gas separator |
| FR2790825A1 (en) * | 1999-03-12 | 2000-09-15 | Sanden Corp | STACK TYPE MULTI-CIRCULATION HEAT EXCHANGER |
| US20100126213A1 (en) * | 2007-06-15 | 2010-05-27 | Tsinghua University | Liquid-Vapor Separating Method and a Liquid-Vapor Separating Type Evaporator |
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| CN103335545A (en) * | 2013-03-14 | 2013-10-02 | 江苏昊隆换热器有限公司 | Spiral plate heat exchanger |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110251986A (en) * | 2019-07-19 | 2019-09-20 | 中冶焦耐(大连)工程技术有限公司 | A kind of crystallizer for carbazole purification |
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| CN107144159B (en) | 2022-12-06 |
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