CN105987623B - Plate pipe composite heat-exchange piece and preparation method thereof - Google Patents
Plate pipe composite heat-exchange piece and preparation method thereof Download PDFInfo
- Publication number
- CN105987623B CN105987623B CN201510045305.9A CN201510045305A CN105987623B CN 105987623 B CN105987623 B CN 105987623B CN 201510045305 A CN201510045305 A CN 201510045305A CN 105987623 B CN105987623 B CN 105987623B
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- Prior art keywords
- coil pipe
- mounting groove
- heat
- 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
It further includes heat transferring plate that the invention discloses a kind of plate pipe composite heat-exchange pieces including the coil pipe being process by heat exchanger tube；The heat transferring plate is equipped with mounting groove, and the shape of the mounting groove is matched with the shape of coil pipe；Coil pipe is placed in mounting groove, and the gap filling between coil pipe and mounting groove has thermoconductive adhesive layer.The invention also discloses the production methods of the plate pipe composite heat-exchange piece.Plate pipe composite heat-exchange piece of the invention, compared with prior art, thermoconductive adhesive layer comes into full contact with heat transferring plate with coil pipe, and coil pipe is enabled to generate rib effect by heat exchange plate, increases effective heat exchange area；Heat exchange plate can drain cooling water simultaneously and form continuous flow plane, increase cooling water evaporation surface area；Increase effective heat exchange area and cooling water evaporation area, not only improve heat exchange efficiency, but also is conducive to reduce condensation vessel volume.
Description
Technical field
The present invention relates to heat-exchange apparatus fields, and in particular to the compound heat exchanger fin of a kind of plate-sheet-type, coiled, Yi Jiqi
Production method.
Background technique
Evaporative condenser generallys use bending coil pipe composition heat exchanger on current market, sprays in heat exchanger outer surface
Water drenching is cooled down, and takes away heat using the evaporation of the shower water of circulation.However, this coil exchanger heat exchange pipe external surface
Generally smooth surface, heat exchange efficiency are low.Meanwhile cooling water evaporation heat exchange surface area is small, the spacing of coil pipe need to widen to increase
The heat-exchange time of cooling water and air causes entire heat exchanger volume huge.On the other hand, due to nothing between the upper down tube of coil pipe
The flowing of medium guide cooling water, when cooling water lands from top to bottom, under the traction of vertical wind direction, cooling water is unordered to wave easily
It generates and flies water, water distribution is uneven on coil pipe, easily deposits and does, and reduces exchange capability of heat and there are fouling risks.
The notification number of applicant's earlier application is to disclose a kind of filler coupling coil pipe steaming in the patent of CN202836298U
The heat exchange section of jurisdiction of hairdo condenser, installs packing sheet additional between coil pipe, to guide shower water to form moisture film, solves cooling water
The problem of unordered winged water.Multi-disc packing sheet by buckle etc. modes be installed on coil pipe, install, dismantle it is relatively complicated；It is such
Mounting means, will be installed between packing sheet and coil pipe, which closely, can not meet guidance shower water, forms the needs of moisture film, but cannot expire
The needs that foot directly exchanges heat with coil pipe, and packing sheet is also not heat exchange material, it can not be with coil heat exchange.Thus while the invention
Patent improves heat exchange efficiency to a certain extent, but due to improving heat exchange effect merely by the utilization rate for improving cooling water
Rate, heat exchange efficiency fail to obtain the raising compared with limits.
Summary of the invention
Insufficient for the above-mentioned prior art, the invention solves two technical problems, first is that passing through the heat exchange for changing coil pipe
Structure improves heat exchange efficiency to a greater extent；Two are to provide a kind of production method that can make the improvement structure.
In order to solve the above technical problems, the technical solution adopted by the present invention is, plate pipe composite heat-exchange piece, including by heat exchanger tube
The coil pipe being process further includes heat transferring plate；The heat transferring plate is equipped with mounting groove, the shape of the mounting groove and the shape of coil pipe
Shape matching；Coil pipe is placed in mounting groove, and the gap filling between coil pipe and mounting groove has thermoconductive adhesive layer.Heat transferring plate can draw
It leads spraying cooling water and flows to lower layer's heat exchanger tube from upper layer heat exchanger tube, improve the utilization rate of cooling water；Simultaneously because thermoconductive adhesive layer
The gap between dishful pipe and heat transferring plate is filled, comes into full contact with coil pipe with heat transferring plate, heat transferring plate is to become coil pipe
Fin, increase the effective heat exchange area of coil pipe.
Preferably, the thermoconductive adhesive layer is metallic filler layers.It is cold again that immersion liquid metal can be used in such structure
But mode is realized, thermoconductive adhesive layer is enable to be fully filled into gap, and the good heat conductivity of metal, is further increased
The ribization of heat transferring plate acts on.
More preferably, the gap between the coil pipe and mounting groove is less than 10 millimeters.Such structure interval is small, when progress liquid
When state metal impregnates, due to the stickiness of liquid metal, capillarity can occur for liquid metals, infiltrate into heat transferring plate and disk
Behind the inside of pipe contact surface, one layer of uniform thin filler can be formed in contact surface, not only makes heat transferring plate complete with coil pipe
Welding is an entirety, and filled layer is very thin to reduce the thermal contact resistance between heat transferring plate and coil pipe.
More preferably, the heat transferring plate is also stamped with several limiting slots and/or tack weld.Such structure can guarantee
When impregnating liquid metal, the gap between coil pipe and heat transferring plate can guarantee sufficiently small.
Preferably, the metallic filler layers are one of zinc, tin, aluminium, copper or a variety of.These types of melting point metal is low,
It is cheap, it is impregnated for liquid metal, there is high cost performance.
Preferred embodiment can also be that the thermoconductive adhesive layer is thermally conductive viscose glue.Directly keep processing simpler using thermally conductive viscose glue
Just.
The invention also discloses the production methods of the plate pipe composite heat-exchange piece：Include the following steps：
1) heat exchanger tube is provided, and is processed into coil pipe；
2) heat transferring plate is provided, and makes mounting groove on heat transferring plate, the shape of the mounting groove and the shape of coil pipe
Matching；
3) coil pipe is placed in mounting groove, and fills thermoconductive adhesive layer in the gap between coil pipe and mounting groove, described
Thermoconductive adhesive layer is adhesively fixed coil pipe and mounting groove.
Preferably, the step 3) is specially：
31) high temperature fluent metal is provided；
32) coil pipe is placed in mounting groove；
33) it the heat exchange plate for having placed coil pipe, is soaked in the high temperature fluent metal, permeates high temperature fluent metal
Into in the gap between coil pipe and mounting groove；
34) make high temperature fluent metal cooled and solidified, metal after cooling is the thermoconductive adhesive layer.
It more preferably, further include coil pipe being fixed with slot part is placed, and keep coil pipe and mounting groove in the step 32)
Gap less than 10 millimeters.
Preferred embodiment can also be that the thermoconductive adhesive layer is thermally conductive viscose glue；The step 3) is specially：
35) thermally conductive viscose glue is smeared in the outer wall of mounting groove inner wall and/or coil pipe；
36) coil pipe is placed in mounting groove and is compressed, until coil pipe and mounting groove bond.
Plate pipe composite heat-exchange piece of the invention has the advantages that compared with prior art：
1, thermoconductive adhesive layer comes into full contact with heat transferring plate and coil pipe, and coil pipe is enabled to generate ribization effect by heat exchange plate
It answers, increases effective heat exchange area；
2, heat exchange plate can drain cooling water simultaneously and form continuous flow plane, increase cooling water evaporation surface area；
3, increase effective heat exchange area and cooling water evaporation area, not only improve heat exchange efficiency, but also be conducive to reduce cold
Condenser volume.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects, features and advantages of the invention can
It is clearer and more comprehensible, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of plate pipe composite heat-exchange piece of the present invention.
Fig. 2 is the heat transferring plate structural schematic diagram of plate pipe composite heat-exchange piece of the present invention.
Fig. 3 is sectional view of the Fig. 1 along line A-A.
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Attached drawing and preferred embodiment, to specific embodiment, structure, feature and its effect according to the present invention, detailed description are as follows：
As depicted in figs. 1 and 2, plate pipe composite heat-exchange piece of the invention the, including (institute of coil pipe 1 being process by heat exchanger tube
Stating processing to bend to coil pipe to long heat exchanger tube can be also possible to the heat exchanger tube of curved segment and the heat exchanger tube of straight section to be welded on one
Rising becomes coil pipe), it further include heat transferring plate 2.Coil pipe 1 is bent by heat exchanger tube continuous S-shaped in the present embodiment, wherein heat exchanger tube
Straightway it is substantially substantially parallel, can also be not parallel, the coil pipe 1 can also using other be suitable for evaporative condenser in its
Its shape.The heat exchanger tube of coil pipe 1 can be using copper pipe, stainless steel tube or coating steel pipe etc., and the cross sectional shape of inner flow passage can
For the shapes such as circle, ellipse, spiral shape, corrugated or olive shape.As those skilled in the art it is understood that in coil pipe 1
Outer surface can use smooth surface, it is preferred to use the enhanced heat transfer surfaces equipped with internal and external screw thread, while 1 appearance of the coil pipe
Face can also be equipped with hydrophilic or corrosion-inhibiting coating.The coil pipe 1 is equipped with entrance and the outlet of runner.The material of heat transferring plate 2 can be carbon steel
Plate, stainless steel plate, aluminium flake, copper sheet etc..
As shown in Figures 2 and 3, the heat transferring plate 2 is equipped with mounting groove 21, and in the present embodiment, which passes through
The mode for carrying out punching press to heat transferring plate 2 is realized, the straight forming when producing heat transferring plate 2 is also possible to；The mounting groove 21
Shape is matched with the shape of coil pipe 1.Coil pipe 1 is placed in mounting groove 21, and the gap filling between coil pipe 1 and mounting groove 21 is led
Thermal adhesive layer 3.In the present embodiment, the thermoconductive adhesive layer 3 is metallic filler layers zinc.Specific way can be, by heat transfer plate
Piece 2, coil pipe 1 impregnate in the liquid Zn of high temperature, flow into the zinc of liquid in the gap of coil pipe 1 and mounting groove 21, gap is filled out
Full, the stickiness of liquid metal clings the two, when liquid metal cooled and solidified is solid-state, becomes thermoconductive adhesive layer 3, is filled in disk
Between pipe 1 and mounting groove 21, the two is fixed.Other than zinc, the metals such as tin, aluminium, copper or its metallic combination can also be selected, it
All have the characteristics that fusing point is low, cheap, cost performance is high.
Further, in this embodiment the gap between the coil pipe 1 and mounting groove 21 is less than 10 millimeters, when carrying out liquid
State metal impregnate when, due to the stickiness of liquid metal, capillarity can occur for liquid metals, infiltrate into heat transferring plate 2 with
Behind the contact surface inside of coil pipe 1, it can make the thermoconductive adhesive layer 3 formed in the gap of contact uniformly and thickness is thin, not only make to pass
Hot plate piece 2 and the welding completely of coil pipe 1 are an entirety, and since the thickness of thermoconductive adhesive layer 3 is thin, effectively reduce heat transfer plate
Thermal contact resistance between piece 2 and coil pipe 1.Gap between coil pipe 1 and mounting groove 21 is smaller, and the capillary of liquid metal infiltration is made
With being more obvious, the thermoconductive adhesive layer 3 of formation can be more uniform, and relatively cost and difficulty of processing are bigger；10 millimeters of relief width
Degree is that Optimum cost selects, and 5 millimeters of gap width is that best price/performance ratio selects, within 3 millimeters most preferably for even results
It selects.When further, to guarantee to impregnate high temperature fluent metal, the spacing between coil pipe 1 and heat transferring plate 2 can be sufficiently small, can
To stamp out several limiting slots and/or tack weld (not shown go out) in heat transferring plate 2, before immersion, limited by limiting slot
Position installation or the welding of tack weld part, first pre-fix the realization of coil pipe 1.The two can also be made first pre- solid by the way of fixture
It is fixed, but operate more complex.
The heat of coil pipe 1 is conducted by thermoconductive adhesive layer 3 to heat transferring plate 2, and heat transferring plate 2 becomes the fin of coil pipe 1, greatly
It is big to increase heat exchange area, directly strengthen the heat transfer effect of coil pipe 1；Heat transferring plate 2 has the effect of guide cooling water again simultaneously, makes
Cooling water forms solid stream of water on the surface of heat transferring plate 2, avoids the unordered winged water of cooling water, improves cooling water use efficiency.In addition,
Since heat transferring plate 2 is an entirety, it is avoided that the cooling water for coupling place with coil pipe 1 staggeredly flows, guarantees water distribution rate.
On the other hand, the thermoconductive adhesive layer 3 can be replaced using thermally conductive viscose glue；Only thermally conductive viscose glue need to be uniformly applied to
At the mounting groove 21 of heat transferring plate 2, then it directly coil pipe 1 is received in mounting groove 21 can bond (for partially needing to combine
The thermally conductive viscose glue used then need to also smear the thermally conductive viscose glue of cooperation on coil pipe 1), simple installation, simple process.But it is existing
Thermally conductive viscose glue, such as organosilicon heat-conducting glue, epoxy resin AB glue, polyurethane guide hot glue etc., the capacity of heat transmission is all not so good as zinc, aluminium etc.
Metal is strong, and is easy to appear non-uniform phenomenon during cloth glue, may go out when coil pipe 1 being caused to be adhered in mounting groove 21
Existing Heat Insulation of Air Layer phenomenon, influences heat exchange efficiency.
Further, it is also possible to which the knot such as aperture, ripple, bending, guiding gutter, dovetail groove, reinforcing rib is arranged on heat transferring plate 2
Structure increases water distribution effect, prevents winged water and enhance robustness and other effects to realize.
The invention also discloses the production methods of plate pipe composite heat-exchange piece, include the following steps：
1) heat exchanger tube is provided, and is processed into coil pipe 1.Specifically, bending machine or other commonly used equipments, heat exchanging can be used
Pipe carries out bending, is bent into the shape of coil pipe 1 as shown in Figure 1.It can also be the heat exchanger tube of the heat exchanger tube and straight section curved segment
Weld together the shape as coil pipe 1.
2) provide heat transferring plate 2, and heat transferring plate 2 produce mounting groove 21 (be in the present embodiment to heat transferring plate 2 into
Row punching press, stamps out mounting groove 21), the shape of the mounting groove 21 is matched with the shape of coil pipe 1.Other on heat transferring plate 2
Structure can process together.Further, the logical of several elongate holes, circular hole or other shapes can be opened up at mounting groove 21
Hole (not shown go out), when coil pipe 1 is placed in mounting groove 21, can be exposed to outside mounting groove 21 with some, can be straight
It connects and is contacted with condensed water, such way can increase the direct contact area of coil pipe and water, while tapping is due to out-of-flatness pair
Water flowing, which plays the role of disturbance, can strengthen copper tube heat exchange, but weaken the ribization effect of heat transferring plate to a certain extent.
Sequencing is not present in step 1) and step 2).
3) coil pipe 1 is placed in mounting groove 21, and fills thermoconductive adhesive layer in the gap between coil pipe 1 and mounting groove 21
3, the thermoconductive adhesive layer 3 is adhesively fixed coil pipe 1 and mounting groove 21.Specifically, the step 3) is：
31) high temperature fluent metal is provided；It can be used the equipment such as smelting furnace, high temperature melt metal, the optional zinc of the metal,
One of tin, aluminium, copper are a variety of.
32) coil pipe 1 is placed in mounting groove 21；Specifically, the knot such as limiting slot, tack weld can be pre-machined out
Structure is carried out part to coil pipe 1 by limiting slot or tack weld and is fixed, both facilitated leaching after coil pipe 1 is placed in mounting groove 21
The operation of bubble, and advantageously ensure that coil pipe 1 and the thickness in the gap of mounting groove 21 are uniform；More preferably, coil pipe 1 and mounting groove are kept
21 gap can make the metal of infiltration generate capillary effect, form filler thinner, more evenly less than 10 millimeters.
33) it the heat exchange plate for having placed coil pipe, is soaked in the high temperature fluent metal, permeates high temperature fluent metal
Into in the gap between coil pipe and mounting groove；
34) make high temperature fluent metal cooled and solidified, metal after cooling is the thermoconductive adhesive layer.It can preferably soak
Passivated pond carries out cooling and makes metallic filler layers solidification again after bubble, while forming passivation layer on surface to avoid metal from filling
The oxidation of layer.It can also be cooled down by the way of natural cooling.
In addition it is also possible to select thermally conductive viscose glue as thermoconductive adhesive layer；The step 3) is specially：
35) thermally conductive viscose glue is smeared in the outer wall of 21 inner wall of mounting groove and/or coil pipe 1；
36) coil pipe 1 is placed in mounting groove 21 and is compressed, until coil pipe 1 and mounting groove 21 bond.
The above embodiment is only the preferred embodiment of the present invention, and the scope of protection of the present invention is not limited thereto,
The variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed range.
Claims (3)
1. plate pipe composite heat-exchange piece, including the coil pipe being process by heat exchanger tube, it is characterised in that：It further include heat transferring plate；Institute
Heat transferring plate is stated equipped with mounting groove, the shape of the mounting groove is matched with the shape of coil pipe；Coil pipe is placed in mounting groove, coil pipe with
Gap filling between mounting groove has thermoconductive adhesive layer；The thermoconductive adhesive layer is metallic filler layers；The coil pipe and mounting groove
Between gap less than 10 millimeters；The heat transferring plate is also stamped with several limiting slots and/or tack weld, and coil pipe is placed in
It puts in slot, and fills thermoconductive adhesive layer in the gap between coil pipe and mounting groove, the thermoconductive adhesive layer is coil pipe and placement
Slot is adhesively fixed.
2. plate pipe composite heat-exchange piece according to claim 1, it is characterised in that：The metallic filler layers be zinc, tin, aluminium,
One of copper is a variety of.
3. the production method of plate pipe composite heat-exchange piece, which is characterized in that include the following steps：
1) heat exchanger tube is provided, and is processed into coil pipe；
2) heat transferring plate is provided, and makes mounting groove on heat transferring plate, the shape of the mounting groove is matched with the shape of coil pipe；
3) coil pipe is placed in mounting groove, and fills thermoconductive adhesive layer in the gap between coil pipe and mounting groove, described thermally conductive
Adhesive layer is adhesively fixed coil pipe and mounting groove；
The step 3) is specially：
31) high temperature fluent metal is provided；
32) coil pipe is placed in mounting groove；
33) it the heat exchange plate for having placed coil pipe, is soaked in the high temperature fluent metal, high temperature fluent metal is made to penetrate into disk
In gap between pipe and mounting groove；
34) make high temperature fluent metal cooled and solidified, metal after cooling is the thermoconductive adhesive layer；
It further include coil pipe being fixed with slot part is placed, and keep the gap of coil pipe and mounting groove less than 10 in the step 32)
Millimeter.
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 CN105987623A (en) | 2016-10-05 |
| CN105987623B true 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) |
Families Citing this family (5)
| 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 |
| 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 |
| 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 |
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| JP3322186B2 (en) * | 1997-10-13 | 2002-09-09 | ダイキン工業株式会社 | Heat exchanger |
| CN102759229A (en) * | 2012-08-04 | 2012-10-31 | 顺德职业技术学院 | Novel refrigerator refrigerating evaporator |
| CN104001803B (en) * | 2014-05-23 | 2016-03-02 | 鄞楠 | Evaporimeter former and forming method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2572307Y (en) * | 2002-09-30 | 2003-09-10 | 陈汉康 | Evaporator for refrigerator |
| CN201844735U (en) * | 2010-11-03 | 2011-05-25 | 深圳市禾望电气有限公司 | Heat exchanger of power module |
| CN202032795U (en) * | 2011-04-08 | 2011-11-09 | 海尔集团公司 | Plate and tube condenser for refrigerator and refrigerator |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2016119364A1 (en) | 2016-08-04 |
| CN105987623A (en) | 2016-10-05 |
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