CN105987623A - Plate-pipe composite heat-exchange fin and manufacturing method thereof - Google Patents
Plate-pipe composite heat-exchange fin and manufacturing method thereof Download PDFInfo
- Publication number
- CN105987623A CN105987623A CN201510045305.9A CN201510045305A CN105987623A CN 105987623 A CN105987623 A CN 105987623A CN 201510045305 A CN201510045305 A CN 201510045305A CN 105987623 A CN105987623 A CN 105987623A
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- Prior art keywords
- coil pipe
- heat
- mounting groove
- plate
- pipe
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/02—Details of evaporators
- F25B2339/023—Evaporators consisting of one or several sheets on one face of which is fixed a refrigerant carrying coil
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a plate-pipe composite heat-exchange fin. The plate-pipe composite heat-exchange fin comprises a coil pipe formed by machining of a heat exchange pipe and further comprises a heat transfer plate sheet. A placement groove is arranged in the heat transfer plate sheet. The shape of the placement groove is matched with that of the coil pipe. The coil pipe is placed in the placement groove. A gap between the coil pipe and the placement groove is filled with a heat conduction bonding layer. The invention further discloses a manufacturing method for the plate-pipe composite heat-exchange fin.Compared with the prior art, the plate-pipe composite heat-exchange fin has following beneficial effects: the heat conduction bonding layer enables the heat transfer plate sheet to be in full contact with the coil pipe such that the coil pipe has the finned effect through the heat transfer plate sheet and the effective heat exchange area can be effectively increased; the heat transfer plate sheet can introduce cooling water to form a continuous waterflow surface and increases the evaporation area of cooling water; and with an increased effective heat exchange area and an evaporation area of cooling water, heat exchange efficiency is raised and size of a condenser can be reduced.
Description
Technical field
The present invention relates to heat-exchange apparatus field, be specifically related to the heat exchanger fin that a kind of plate-sheet-type, coiled are compound,
With and preparation method thereof.
Background technology
On current market, evaporative condenser generally uses bending coil pipe composition heat exchanger, in heat exchanger appearance
Face shower water cools down, and utilizes the shower water evaporator strip of circulation to walk heat.But, this coiled
Heat exchanger heat-exchanging tube outer surface is generally smooth surface, and heat exchange efficiency is low.Meanwhile, cooling water evaporation heat transfer sheet
Area is little, and the spacing of coil pipe need to widen increases cooling water and the heat-exchange time of air, causes whole heat exchanger
Bulky.On the other hand, owing to flowing without medium guide cooling water between the upper down tube of coil pipe, cooling is worked as
When water lands from top to bottom, under the traction of vertical wind direction, cooling water unordered wave to be easily generated fly water, coil pipe
Upper water distribution is uneven, easily deposits and does, and reduces exchange capability of heat and there is fouling risk.
The notification number of applicant's earlier application is in the patent of CN202836298U, discloses a kind of filler coupling
Close the heat exchange section of jurisdiction of coil pipe evaporative condenser, between coil pipe, install packing sheet additional, in order to guide shower water shape
Become moisture film, solve the cooling unordered problem flying water of water.Multi-disc packing sheet is installed to dish by modes such as buckles
Guan Shang, install, dismantle relatively complicated；Such mounting means, can install the tightest between packing sheet and coil pipe
Close, the needs guiding shower water to form moisture film can be met, but can not meet and the needs of coil pipe direct heat transfer,
And packing sheet is not heat exchange material, it is impossible to coil heat exchange.Thus while this patent of invention is in certain journey
Heat exchange efficiency is improve on degree, but owing to being merely by improving the utilization rate of cooling water to improve heat exchange efficiency,
Heat exchange efficiency fails to obtain the raising of relatively limits.
Summary of the invention
Not enough for above-mentioned prior art, the invention solves the problems that two technical problems, one is by changing coil pipe
Heat exchange structure, improve heat exchange efficiency to a greater extent；Two are to provide and a kind of can make this improved structure
Manufacture method.
For solving above-mentioned technical problem, the technical solution used in the present invention is, plate pipe composite heat-exchange sheet, including
The coil pipe processed by heat exchanger tube, also includes heat transferring plate；Described heat transferring plate is provided with mounting groove, this peace
Put the shape of groove and the form fit of coil pipe；Coil pipe is placed in mounting groove, between coil pipe and mounting groove between
Gap is filled with thermoconductive adhesive layer.Heat transferring plate can guide spraying cooling water to flow to lower floor's heat exchange from upper strata heat exchanger tube
Pipe, improves the utilization rate of cooling water；Simultaneously because thermoconductive adhesive layer is filled between dishful pipe and heat transferring plate
Gap, makes coil pipe be fully contacted with heat transferring plate, heat transferring plate thus become the fin of coil pipe, increase coil pipe
Effective heat exchange area.
As preferably, described thermoconductive adhesive layer is metallic filler layers.Such structure can use immersion liquid gold
Belong to the mode cooled down again to realize, make thermoconductive adhesive layer to be fully filled to gap, and the heat conduction of metal
Performance is good, improves the rib effect of heat transferring plate further.
More preferably, the gap between described coil pipe and mounting groove is less than 10 millimeters.Such structure interval is little,
When carrying out liquid metal and soaking, due to the stickiness of liquid metal, liquid metals can occur capillarity,
After infiltrating into the inside of heat transferring plate and coil pipe contact surface, one layer can be formed in contact surface and uniform thin fill out
Filling thing, not only making heat transferring plate and coil pipe fuse completely is an entirety, and packed layer is the thinnest thus reduces
Thermal contact resistance between heat transferring plate and coil pipe.
More preferably, described heat transferring plate is also stamped with some stopper slots and/or tack weld.Such structure can
To ensure that the gap between coil pipe and heat transferring plate can guarantee that sufficiently small when soaking liquid metal.
As preferably, described metallic filler layers is one or more in zinc, stannum, aluminum, copper.These several gold
Genus fusing point is low, low price, soaks for liquid metal, has high cost performance.
Optimal way can also be, described thermoconductive adhesive layer is heat conduction viscose glue.Heat conduction viscose glue is directly used to make to add
Work is easier.
The invention also discloses the manufacture method of this plate pipe composite heat-exchange sheet: comprise the steps:
1) provide heat exchanger tube, and be processed into coil pipe；
2) provide heat transferring plate, and on heat transferring plate, make mounting groove, the shape of described mounting groove and coil pipe
Form fit；
3) in coil pipe is placed in mounting groove, and the gap between coil pipe and mounting groove is filled thermoconductive adhesive layer,
Described thermoconductive adhesive layer is adhesively fixed coil pipe and mounting groove.
As preferably, described step 3) particularly as follows:
31) high temperature fluent metal is provided；
32) coil pipe is placed in mounting groove；
33) having laid the heat exchange plate of coil pipe, it is soaked in described high temperature fluent metal, makes high-temperature liquid state
Metal penetrates in the gap between coil pipe and mounting groove；
34) making high temperature fluent metal cooled and solidified, the metal after cooling is described thermoconductive adhesive layer.
More preferably, described step 32) in, also include coil pipe to fix with mounting groove part, and keep coil pipe
It is less than 10 millimeters with the gap of mounting groove.
Optimal way can also be, described thermoconductive adhesive layer is heat conduction viscose glue；Described step 3) particularly as follows:
35) outer wall at mounting groove inwall and/or coil pipe smears heat conduction viscose glue；
36) in coil pipe being positioned over mounting groove and compress, until coil pipe bonds with mounting groove.
The plate pipe composite heat-exchange sheet of the present invention, compared with prior art, has the advantages that
1, thermoconductive adhesive layer makes heat transferring plate be fully contacted with coil pipe so that coil pipe can be produced by heat exchange plate
Rib effect, increases effective heat exchange area；
2, heat exchange plate can form continuous print flow plane by drain cooling water simultaneously, increases cooling water evaporation surface area；
3, increase effective heat exchange area and cooling water evaporation area, both improved heat exchange efficiency, be conducive to again simultaneously
Reduce condensation vessel volume.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technology of the present invention
Means, and can being practiced according to the content of description, and in order to allow the present invention above and other purpose,
Feature and advantage can become apparent, and below especially exemplified by preferred embodiment, and coordinates accompanying drawing, describes in detail such as
Under.
Accompanying drawing explanation
Fig. 1 is the structural representation of plate pipe composite heat-exchange sheet of the present invention.
Fig. 2 is the heat transferring plate structural representation of plate pipe composite heat-exchange sheet of the present invention.
Fig. 3 is the Fig. 1 profile along line A-A.
Detailed description of the invention
By further illustrating the technological means and effect that the present invention taked by reaching predetermined goal of the invention, with
Lower combination accompanying drawing and preferred embodiment, to according to the detailed description of the invention of the present invention, structure, feature and merit thereof
Effect, describes in detail as follows:
As depicted in figs. 1 and 2, the plate pipe composite heat-exchange sheet of the present invention, including processed by heat exchanger tube
(described processing can be that long heat exchanger tube is bent to coil pipe to coil pipe 1, it is also possible to is with straight the heat exchanger tube of curved segment
The heat exchanger tube of section welds together becomes coil pipe), also include heat transferring plate 2.In the present embodiment, coil pipe 1 is by changing
The bending of heat pipe continuous S-shaped forms, and wherein the straightway of heat exchanger tube is the most substantially parallel, it is also possible to not parallel,
This coil pipe 1 can also use other other shapes being applicable in evaporative condenser.The heat exchanger tube of coil pipe 1 can
To use copper pipe, stainless steel tube or coating steel pipe etc., the cross sectional shape of its inner flow passage can be circular, oval
The shapes such as shape, spiral type, corrugated or olive shape.As those skilled in the art it is understood that coil pipe 1
Surfaces externally and internally can use smooth surface, it is preferred to use is provided with the enhanced heat transfer surfaces of internal and external screw thread, simultaneously
Described coil pipe 1 outer surface also can be provided with hydrophilic or corrosion-inhibiting coating.This coil pipe 1 is provided with entrance and the outlet of runner.
The material of heat transferring plate 2 can be carbon steel sheet, corrosion resistant plate, aluminium flake, copper sheet etc..
As shown in Figures 2 and 3, described heat transferring plate 2 be provided with mounting groove 21, in the present embodiment, this peace
Put groove 21 to realize by the way of heat transferring plate 2 is carried out punching press, it is also possible to be when producing heat transferring plate 2
Straight forming；The shape of this mounting groove 21 and the form fit of coil pipe 1.Coil pipe 1 is placed in mounting groove 21
In, the gap between coil pipe 1 and mounting groove 21 is filled with thermoconductive adhesive layer 3.In the present embodiment, described in lead
Thermal adhesive layer 3 is metallic filler layers zinc.Concrete way can be, by heat transferring plate 2, coil pipe 1 at high temperature
Liquid Zn in soak, make the zinc of liquid flow to coil pipe 1 with the gap of mounting groove 21, gap filled up,
The stickiness of liquid metal makes both cling, and when liquid metal cooled and solidified is solid-state, becomes thermoconductive adhesive layer 3,
It is filled between coil pipe 1 and mounting groove 21, both are fixed.In addition to zinc, it is also possible to select stannum, aluminum,
The metals such as copper or its metallic combination, they all have fusing point feature low, low-cost, cost performance height.
Further, in the present embodiment, the gap between described coil pipe 1 and mounting groove 21 is less than 10 millimeters,
When carrying out liquid metal and soaking, due to the stickiness of liquid metal, liquid metals can occur capillarity,
After infiltrating into the heat transferring plate 2 contact surface inside with coil pipe 1, can make formed in the gap of contact to lead
Thermal adhesive layer 3 is uniformly and thickness is thin, and not only making heat transferring plate 2 and coil pipe 1 fuse completely is an entirety,
And owing to the thickness of thermoconductive adhesive layer 3 is thin, effectively reduce contacting between heat transferring plate 2 with coil pipe 1
Thermal resistance.Gap between coil pipe 1 and mounting groove 21 is the least, and the capillarity of liquid metal infiltration is the most obvious,
The thermoconductive adhesive layer 3 formed can be the most uniform, and relatively cost and difficulty of processing are the biggest；The gap of 10 millimeters
Width is that Optimum cost selects, and the gap width of 5 millimeters is best price/performance ratio selection, is equal within 3 millimeters
Even effect optimal choice.Further, during for ensureing to soak high temperature fluent metal, coil pipe 1 and heat transfer plate
Spacing between sheet 2 can be sufficiently small, can stamp out some stopper slots and/or tack weld at heat transferring plate 2
(not shown), before soaking, is welded, first to dish by stopper slot limit mounting or tack weld part
Pipe 1 realizes pre-fixing.The mode that can also use fixture makes both first pre-fix, but operation is more complicated.
The heat of coil pipe 1 is conducted to heat transferring plate 2 by thermoconductive adhesive layer 3, and heat transferring plate 2 becomes coil pipe 1
Fin, be greatly increased heat exchange area, directly strengthen coil pipe 1 heat transfer effect；Heat transferring plate 2 is again simultaneously
There is the effect of guide cooling water, make cooling water form solid stream of water on the surface of heat transferring plate 2, it is to avoid cold
But the unordered water that flies of water, improves cooling water use efficiency.Additionally, due to heat transferring plate 2 is an entirety, can keep away
Exempt to couple the staggered flowing of cooling water at place with coil pipe 1, it is ensured that water distribution rate.
On the other hand, described thermoconductive adhesive layer 3 can use heat conduction viscose glue to replace；Only need to be equal for heat conduction viscose glue
At the even mounting groove 21 spreading upon heat transferring plate 2, more directly coil pipe 1 is received in mounting groove 21
Bonding (for partly needing the heat conduction viscose glue being applied in combination, the most also need to smear the heat conduction of cooperation on coil pipe 1
Viscose glue), simple installation, technique are simple.But existing heat conduction viscose glue, such as organosilicon heat-conducting glue, asphalt mixtures modified by epoxy resin
Fat AB glue, polyurethane guide hot glue etc., it is strong that its capacity of heat transmission is all not so good as the metal such as zinc, aluminum, and in cloth glue mistake
Journey easily occurs non-uniform phenomenon, it is possible that air layer when causing coil pipe 1 to be adhered in mounting groove 21
Heat insulation phenomenon, affects heat exchange efficiency.
Further, it is also possible to arrange on heat transferring plate 2 perforate, ripple, bending, guiding gutter, dovetail groove,
The structures such as reinforcement, to realize increasing water distribution effect, preventing from flying water and strengthening the effects such as robustness.
The invention also discloses the manufacture method of plate pipe composite heat-exchange sheet, comprise the steps:
1) provide heat exchanger tube, and be processed into coil pipe 1.Specifically, it is possible to use bending machine or other conventional set
Standby, exchange heat pipe carries out bending, is bent into the shape of coil pipe 1 as shown in Figure 1.Can also be curved segment
The heat exchanger tube of heat exchanger tube and straight section weld together the shape becoming coil pipe 1.
2) provide heat transferring plate 2, and produce mounting groove 21 (for biography in the present embodiment at heat transferring plate 2
Hot plate sheet 2 carries out punching press, stamps out mounting groove 21), the shape of described mounting groove 21 and the shape of coil pipe 1
Coupling.Other structures on heat transferring plate 2 can process in the lump.Further, can be at mounting groove 21
Offer the through hole (not shown) of some elongate holes, circular hole or other shapes, lay when coil pipe 1 is placed in
The when of in groove 21, can be exposed to outside mounting groove 21 with some, can directly contact with condensed water, this
Kind of way can increase the direct contact surface of coil pipe and water and amass, and water flowing is had due to out-of-flatness by tapping simultaneously
The effect of disturbance can strengthen copper tube heat exchange, but weakens the rib effect of heat transferring plate to a certain extent.
Step 1) and step 2) there is not sequencing.
3) in coil pipe 1 is placed in mounting groove 21, and the gap between coil pipe 1 and mounting groove 21 is filled
Thermoconductive adhesive layer 3,3 coil pipes 1 of described thermoconductive adhesive layer and mounting groove 21 are adhesively fixed.Specifically, institute
State step 3) be:
31) high temperature fluent metal is provided；The equipment such as smelting furnace, high temperature melt metal, described metal can be used
One or more in optional zinc, stannum, aluminum, copper.
32) coil pipe 1 is placed in mounting groove 21；Specifically, stopper slot, location can be pre-machined out
The structures such as solder joint, after coil pipe 1 is placed in mounting groove 21, by stopper slot or tack weld to coil pipe 1
Carry out part fixing, both the convenient operation soaked, advantageously ensure that again the coil pipe 1 gap with mounting groove 21
Thickness is uniform；More preferably, keep the coil pipe 1 gap with mounting groove 21 less than 10 millimeters, infiltration can be made
Metal produce capillary effect, form implant thinner, evenly.
33) having laid the heat exchange plate of coil pipe, it is soaked in described high temperature fluent metal, makes high-temperature liquid state
Metal penetrates in the gap between coil pipe and mounting groove；
34) making high temperature fluent metal cooled and solidified, the metal after cooling is described thermoconductive adhesive layer.Preferably
Cooling can be carried out make metallic filler layers solidification in the most passivated pond, form passivation simultaneously on surface
Layer thus avoid the oxidation of metallic filler layers.The mode that can also use natural cooling cools down.
In addition it is also possible to select heat conduction viscose glue as thermoconductive adhesive layer；Described step 3) particularly as follows:
35) outer wall at mounting groove 21 inwall and/or coil pipe 1 smears heat conduction viscose glue；
36) in coil pipe 1 being positioned over mounting groove 21 and compress, until coil pipe 1 bonds with mounting groove 21.
Above-mentioned embodiment is only the preferred embodiment of the present invention, it is impossible to limit present invention protection with this
Scope, the change of any unsubstantiality that those skilled in the art is done on the basis of the present invention and replacement
Belong to scope of the present invention.
Claims (10)
1. plate pipe composite heat-exchange sheet, including the coil pipe processed by heat exchanger tube, it is characterised in that: also include
Heat transferring plate；Described heat transferring plate is provided with mounting groove, the shape of this mounting groove and the form fit of coil pipe；Dish
Pipe is placed in mounting groove, and the gap between coil pipe and mounting groove is filled with thermoconductive adhesive layer.
Plate pipe composite heat-exchange sheet the most according to claim 1, it is characterised in that: described thermoconductive adhesive layer
For metallic filler layers.
Plate pipe composite heat-exchange sheet the most according to claim 2, it is characterised in that: described coil pipe with lay
Gap between groove is less than 10 millimeters.
Plate pipe composite heat-exchange sheet the most according to claim 3, it is characterised in that: described heat transferring plate is also
It is stamped with some stopper slots and/or tack weld.
Plate pipe composite heat-exchange sheet the most according to claim 2, it is characterised in that: described metallic filler layers
For one or more in zinc, stannum, aluminum, copper.
Plate pipe composite heat-exchange sheet the most according to claim 1, it is characterised in that: described thermoconductive adhesive layer
For heat conduction viscose glue.
7. the manufacture method of plate pipe composite heat-exchange sheet, it is characterised in that comprise the steps:
1) provide heat exchanger tube, and be processed into coil pipe；
2) provide heat transferring plate, and on heat transferring plate, make mounting groove, the shape of described mounting groove and coil pipe
Form fit；
3) in coil pipe is placed in mounting groove, and the gap between coil pipe and mounting groove is filled thermoconductive adhesive layer,
Described thermoconductive adhesive layer is adhesively fixed coil pipe and mounting groove.
The manufacture method of plate pipe composite heat-exchange sheet the most according to claim 7, it is characterised in that: described
Step 3) particularly as follows:
31) high temperature fluent metal is provided；
32) coil pipe is placed in mounting groove；
33) having laid the heat exchange plate of coil pipe, it is soaked in described high temperature fluent metal, makes high-temperature liquid state
Metal penetrates in the gap between coil pipe and mounting groove；
34) making high temperature fluent metal cooled and solidified, the metal after cooling is described thermoconductive adhesive layer.
The manufacture method of plate pipe composite heat-exchange sheet the most according to claim 8, it is characterised in that: described
Step 32) in, also include coil pipe to fix with mounting groove part, and keep coil pipe little with the gap of mounting groove
In 10 millimeters.
The manufacture method of plate pipe composite heat-exchange sheet the most according to claim 7, it is characterised in that: institute
Stating thermoconductive adhesive layer is heat conduction viscose glue；Described step 3) particularly as follows:
35) outer wall at mounting groove inwall and/or coil pipe smears heat conduction viscose glue；
36) in coil pipe being positioned over mounting groove and compress, until coil pipe bonds with mounting groove.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510045305.9A CN105987623B (en) | 2015-01-28 | 2015-01-28 | Plate pipe composite heat-exchange piece and preparation method thereof |
| PCT/CN2015/081390 WO2016119364A1 (en) | 2015-01-28 | 2015-06-12 | Tube-and-plate type compound heat exchange sheet and manufacturing method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510045305.9A CN105987623B (en) | 2015-01-28 | 2015-01-28 | Plate pipe composite heat-exchange piece and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105987623A true CN105987623A (en) | 2016-10-05 |
| CN105987623B CN105987623B (en) | 2018-11-16 |
Family
ID=56542277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510045305.9A Active CN105987623B (en) | 2015-01-28 | 2015-01-28 | Plate pipe composite heat-exchange piece and preparation method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105987623B (en) |
| WO (1) | WO2016119364A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106403683A (en) * | 2016-12-02 | 2017-02-15 | 江苏万宝科技发展有限公司 | Coil for closed cooling tower heat radiator and manufacturing method of coil |
| CN113306058A (en) * | 2021-03-31 | 2021-08-27 | 常州瑞深华机械设备有限公司 | Method for manufacturing high-molecular film heat exchange sheet for film evaporator |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107883786A (en) * | 2017-12-06 | 2018-04-06 | 广东美的制冷设备有限公司 | Radiation recuperator and air-conditioning system |
| CN108332452A (en) * | 2018-03-15 | 2018-07-27 | 青岛大学 | A kind of bionical inflation type evaporator of evaporator as a whole |
| CN108389993A (en) * | 2018-04-13 | 2018-08-10 | 苏州安靠电源有限公司 | Liquid cooling battery case and its preparation method |
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| CN102759229A (en) * | 2012-08-04 | 2012-10-31 | 顺德职业技术学院 | Novel refrigerator refrigerating evaporator |
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- 2015-06-12 WO PCT/CN2015/081390 patent/WO2016119364A1/en active Application Filing
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|---|---|---|---|---|
| JPH11118381A (en) * | 1997-10-13 | 1999-04-30 | Daikin Ind Ltd | Heat exchanger |
| CN2572307Y (en) * | 2002-09-30 | 2003-09-10 | 陈汉康 | Evaporator for refrigerator |
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| CN104019586A (en) * | 2014-06-20 | 2014-09-03 | 合肥长城制冷科技有限公司 | Tube-in-sheet evaporator production technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106403683A (en) * | 2016-12-02 | 2017-02-15 | 江苏万宝科技发展有限公司 | Coil for closed cooling tower heat radiator and manufacturing method of coil |
| CN113306058A (en) * | 2021-03-31 | 2021-08-27 | 常州瑞深华机械设备有限公司 | Method for manufacturing high-molecular film heat exchange sheet for film evaporator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105987623B (en) | 2018-11-16 |
| WO2016119364A1 (en) | 2016-08-04 |
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