CN203824375U - Inner fin plate heat exchanger - Google Patents

Inner fin plate heat exchanger Download PDF

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Publication number
CN203824375U
CN203824375U CN201420194423.7U CN201420194423U CN203824375U CN 203824375 U CN203824375 U CN 203824375U CN 201420194423 U CN201420194423 U CN 201420194423U CN 203824375 U CN203824375 U CN 203824375U
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CN
China
Prior art keywords
bar
fin
square
strips
heat exchanger
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201420194423.7U
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Chinese (zh)
Inventor
李芳星
吴学红
杨璐
杨爽爽
石笛
袁丽
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李芳星
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Priority to CN201420194423.7U priority Critical patent/CN203824375U/en
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Publication of CN203824375U publication Critical patent/CN203824375U/en
Withdrawn - After Issue legal-status Critical Current
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Abstract

The utility model discloses an inner fin plate heat exchanger. The inner fin plate heat exchanger comprises square strips which are connected at the edges between two metal plates in a sealed manner; fins and the square strips are connected with the metal plates by integral brazing. The square strips comprise transverse square strips, vertical square strips and strengtheningsquare strips; the transverse square strips, the vertical square strips and the strengtheningsquare strips are of an integrally spliced structure, wherein the end parts of the transverse square strips and the vertical square strips are clamped and embedded with one another to form a rectangular frame; the transverse square strips are tightly adhered to the end parts of the fins; a plurality of strengthening strips are arranged between the two sides of the vertical square strips and the fins; the strengthening square strips which are respectively positioned on the two sides of the fins are arranged in a staggered manner. The inner fin plate heat exchanger is integrally brazed, so that the problems of the brazing leakage of a heat exchanger refrigerant or an open seam of a brazing point can be prevented effectively; the manufacturing process is simple; the turbulence intensity of a fluid is increased by a small-hole structure of the fins, so that the heat exchange of the fluid can be enhanced; a uniform water membrane can be formed by ripples on the outer surface of the metal plates; moreover, scaling and impurity cleaning are facilitated.

Description

Interior fin heater exchanger
Technical field
The utility model relates to a kind of heat exchanger, relates in particular to a kind of interior fin heater exchanger.
Background technology
Evaporative condenser is again evaporating cold, evaporimeter or cooler, is the heat of high temperature refrigerant and a kind of equipment that the cold-producing medium in pipe is cooled in absorption coil while utilizing shower water outside coil pipe partly to evaporate by refrigeration.Conventional evaporative condenser is a kind of energy-efficient heat transmission equipment, because heat transfer efficiency is high, compact conformation and the advantage such as easy for installation, and industries such as being widely used at present oil, chemical industry, food, pharmacy, freezing and having heated.Evaporative condenser is to take empty G&W as cooling medium, and while utilizing part cooling water evaporation, the heat of absorption refrigeration agent gas is realized the condensation of cold-producing medium.All there is surface scale, complex manufacturing process in general evaporative condenser, manufacturing cost is high and clean difficult problem, this is because the mineral matter in evaporation water and airborne impurity can cause structure, corrosion and mud deposition, thereby reduction heat transfer efficiency, clean difficulty, increase operating cost.There is complex structure in some evaporative condensers simultaneously, and processing cost is high, and pad solder skip easily occurs or opens and meet the shortcoming that causes refrigrant leakage.
Therefore, provide a kind of heat transfer efficiency high, while low cost of manufacture, fouling, Impurity deposition clean easily, and the evaporative condenser that Welding Problems should not occur manufacturing process has become industry technical problem urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide a kind of interior fin heater exchanger, and it is high that it has heat transfer efficiency, low cost of manufacture, and fouling, Impurity deposition clean easily and the good advantage of welding procedure.
The utility model is achieved like this, it comprises by two metal sheets and is connected to the heat exchanger body that two fins between metal sheet form, it is characterized in that, it also comprises the square bar that is connected to edge between two metal sheets for sealing, and the connected mode of described fin and square bar and metal sheet is integral braze-welded.
Described side's bar comprises horizontal side's bar, vertical side's bar and reinforcement side's bar; Horizontal side's bar, vertical side's bar and reinforcement side's bar are whole splicing construction, and wherein, horizontal side's bar and vertical side's bar end each other inlay card are connected, and form a rectangle frame, and wherein horizontal side's bar is close to fin end; Between vertical side's bar and the dual-side of fin, be equipped with several side's of reinforcement bars, and lay respectively at interlaced with each other the arranging of reinforcement side's bar of the dual-side of fin.
The upper lateral part of described heat exchanger body is connected respectively a fluid discrepancy pipeline with following side; One end of described fluid discrepancy pipeline is through vertical side's bar and heat exchanger body internal communication, and the other end is connected with heat-exchange system by welding or screw socket, and described fluid discrepancy pipeline adopts stainless steel pipe or scribbles other tubing of anticorrosion face coat.
Preferably: other metal materials that described metal sheet, fin and square bar all adopt stainless steel material or scribble anticorrosion face coat are made.
Preferably: the cross sectional shape of described fin is trapezoidal, corrugated, triangle or square, described fin is to be spliced by several continuous fin units with above-mentioned cross sectional shape; Described fin surface has circle or square through hole, for increasing turbulent flow.
Preferably: described metal sheet is flat board or corrugated plating; The outside of described metal sheet is also connected with outer fin.
The beneficial effects of the utility model are: (1) the utility model adopts the integral solder of metal sheet, fin and square bar, can effectively prevent that the solder skip of heat exchanger cold-producing medium or pad from opening the problem of meeting, and manufacturing process are simple, low cost of manufacture; (2) fin surface between metal sheet is opened the aperture of definite shape, has increased the turbulence intensity of fluid, has strengthened the heat exchange of metal sheet two side liquids; (3) form shape and the processing mode of the metal sheet outer surface of runner, can form uniform moisture film, and be conducive to the cleaning of fouling and impurity; (4) the utility model adopts the built-in fin of perforate, coordinates the effect of cutting apart that is positioned at the staggered reinforcement side's bar in fin both sides, and the radiator structure of metal sheet, can increase substantially heat exchanger effectiveness, adds F.F. heat transfer rate.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the utility model.
Fig. 2 is that in Fig. 1, fin adopts A-A sectional view when trapezoidal.
Fig. 3 is that in Fig. 1, fin adopts A-A sectional view when square.
Fig. 4 is the cross section enlarged drawing at B place in Fig. 1.
Structural representation when Fig. 5 is metal sheet employing corrugated plating of the present utility model.
Come in and go out pipeline 6, fin 7, outer fin of metal sheet 2, vertical side's bar 3, horizontal side's bar 4, the side's of reinforcement bar 5, fluid in the drawings, 1.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described further.
As shown in Figure 1, the utility model is achieved like this, it comprises by two metal sheets 1 and is connected to the heat exchanger body that two fins 6 between metal sheet 1 form, its structure is, it also comprises the square bar that is connected to edge between two metal sheets 1 for sealing, and the connected mode of described fin 6 and square bar and metal sheet 1 is integral braze-welded.Other metal materials that described metal sheet 1, fin 6 and square bar all adopt stainless steel material or scribble anticorrosion face coat are made.Between described metal sheet 1 and fin 6, form first fluid passage, the outside of metal sheet 1 can spray or submergence second fluid.
Described side's bar comprises horizontal side's bar 3, vertical side's bar 2 and the side's of reinforcement bar 4; Horizontal side's bar 3, vertical side's bar 2 and the side's of reinforcement bar 4 are whole splicing construction; Wherein, horizontal side's bar 3 and vertical side's bar 2 ends each other inlay card are connected, and as shown in Figure 4, and form a rectangle frame, and horizontal side's bar 3 are close to the end of fin 6; Between vertical side's bar 2 and the dual-side of fin 6, be equipped with several side's of reinforcement bars 4, and lay respectively at interlaced with each other the arranging of reinforcement side's bar 4 of the dual-side of fin 6.
The upper lateral part of described heat exchanger body is connected respectively a fluid discrepancy pipeline 5 with following side; One end of described fluid discrepancy pipeline 5 is through vertical side's bar 2 and heat exchanger body internal communication, and the other end is connected with heat-exchange system by welding or screw socket, and described fluid discrepancy pipeline adopts stainless steel pipe or scribbles other tubing of anticorrosion face coat.
As shown in Figures 2 and 3, the cross sectional shape of described fin 6 is trapezoidal, corrugated, triangle or square, and described fin 6 is to be spliced by several continuous fin units with above-mentioned cross sectional shape; The surface of described fin 6 has circle or square through hole, for increasing turbulent flow.Aspect heat transfer, perforate has increased the disturbance of convection cell, has strengthened heat exchange.
As shown in Figure 1 and Figure 5, described metal sheet 1 is flat board or corrugated plating; The outside of described metal sheet 1 is also connected with outer fin 7.When cleaning, can remove easily fouling and deposition impurity.
The connected mode of fin 6 and square bar and metal sheet 1 is that integral braze-welded exist solder skip or the solder joint that can effectively reduce welding process opened the problem of meeting.Meanwhile, the utility model required component is simple for production, has reduced cost of manufacture.
In use, high temperature fluid enters heat exchanger body inside from the fluid discrepancy pipeline 5 of top, fluid flows between fin 6, and each fin channels separating by the side's of reinforcement bar 4, through hole on fin 6 forms turbulent flow, accelerate exchange heat, cryogen is from the outside process of heat exchanger body, continuous and heat exchanger body carries out exchange heat, by being positioned at the outer fin 7 in metal sheet 1 outside, accelerate heat transfer rate, by high temperature fluid-fin-heat exchanger body-outer fin, complete heat transmission fast, condensation is through the fluid of heat exchanger body inside, the fluid being cooled is discharged from the fluid discrepancy pipeline 5 of below.And because metal sheet 1 adopts flat board or corrugated plating, and made by rust Steel material or other metal materials of scribbling anticorrosion face coat, when second fluid from metal sheet 1 through out-of-date, easily form moisture film, impurity in fluid was difficult in metal sheet 1 deposition, the service life of also effectively having improved metal sheet 1 like this.

Claims (8)

1. fin heater exchanger in a kind, it comprises by two metal sheets and is connected to the heat exchanger body that two fins between metal sheet form, it is characterized in that, it also comprises the square bar that is connected to edge between two metal sheets for sealing, and the connected mode of described fin and square bar and metal sheet is integral braze-welded.
2. interior fin heater exchanger as claimed in claim 1, is characterized in that, described side's bar comprises horizontal side's bar, vertical side's bar and reinforcement side's bar; Horizontal side's bar, vertical side's bar and reinforcement side's bar are whole splicing construction, and wherein, horizontal side's bar and vertical side's bar end each other inlay card are connected, and form a rectangle frame, and wherein horizontal side's bar is close to fin end; Between vertical side's bar and the dual-side of fin, be equipped with several side's of reinforcement bars, and lay respectively at interlaced with each other the arranging of reinforcement side's bar of the dual-side of fin.
3. interior fin heater exchanger as claimed in claim 1, is characterized in that, the upper lateral part of described heat exchanger body is connected respectively a fluid discrepancy pipeline with following side; One end of described fluid discrepancy pipeline is through vertical side's bar and heat exchanger body internal communication, and the other end is connected with heat-exchange system by welding or screw socket, and described fluid discrepancy pipeline adopts stainless steel pipe or scribbles other tubing of anticorrosion face coat.
4. interior fin heater exchanger as claimed in claim 1, is characterized in that, other metal materials that described metal sheet, fin and square bar all adopt stainless steel material or scribble anticorrosion face coat are made.
5. interior fin heater exchanger as claimed in claim 1, is characterized in that, the cross sectional shape of described fin is trapezoidal, corrugated, triangle or square, and described fin is to be spliced by several continuous fin units with above-mentioned cross sectional shape.
6. interior fin heater exchanger as claimed in claim 1, is characterized in that, described fin surface has circle or square through hole, for increasing turbulent flow.
7. interior fin heater exchanger as claimed in claim 1, is characterized in that, described metal sheet is flat board or corrugated plating.
8. interior fin heater exchanger as claimed in claim 1, is characterized in that, the outside of described metal sheet is also connected with outer fin.
CN201420194423.7U 2014-04-21 2014-04-21 Inner fin plate heat exchanger Withdrawn - After Issue CN203824375U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420194423.7U CN203824375U (en) 2014-04-21 2014-04-21 Inner fin plate heat exchanger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420194423.7U CN203824375U (en) 2014-04-21 2014-04-21 Inner fin plate heat exchanger

Publications (1)

Publication Number Publication Date
CN203824375U true CN203824375U (en) 2014-09-10

Family

ID=51479860

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420194423.7U Withdrawn - After Issue CN203824375U (en) 2014-04-21 2014-04-21 Inner fin plate heat exchanger

Country Status (1)

Country Link
CN (1) CN203824375U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103913080A (en) * 2014-04-21 2014-07-09 李芳星 Inner-finned-plate heat exchanger

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103913080A (en) * 2014-04-21 2014-07-09 李芳星 Inner-finned-plate heat exchanger
CN103913080B (en) * 2014-04-21 2016-04-27 李芳星 Interior fin heater exchanger

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GR01 Patent grant
C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20140910

Effective date of abandoning: 20160427

C25 Abandonment of patent right or utility model to avoid double patenting