CN108160978A - A kind of production method of high temperature impact resistance heat exchanger - Google Patents
A kind of production method of high temperature impact resistance heat exchanger Download PDFInfo
- Publication number
- CN108160978A CN108160978A CN201810133121.1A CN201810133121A CN108160978A CN 108160978 A CN108160978 A CN 108160978A CN 201810133121 A CN201810133121 A CN 201810133121A CN 108160978 A CN108160978 A CN 108160978A
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- substrate
- heat exchanger
- plate
- cladding plate
- composite
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/16—Casting in, on, or around objects which form part of the product for making compound objects cast of two or more different metals, e.g. for making rolls for rolling mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
- B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
- B21D26/06—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure by shock waves
- B21D26/08—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure by shock waves generated by explosives, e.g. chemical explosives
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The invention discloses a kind of production methods of high temperature impact resistance heat exchanger, the substrate of explosive clad plate or cladding plate are pre-processed, slot or the hole of heat exchanger channel are opened on substrate or cladding plate, the casting material all low compared with substrate and cladding plate fusing point in the slot or hole, it after Explosion composite, will punch, heat in composite plate, the material outflow of casting, so as to form all good heat exchanger channels of leakproofness, intensity.Slot in advance to substrate or cladding plate and Explosion composite before anticipate, make to form the heat transfer path of sealing after Explosion composite, reduce opening, reduce the surface of a wound, biography heat exchanger channels is made to have better intensity and leakproofness.The present invention makes composite plate using Explosion composite, and the material and size of metallic plate are unrestricted.The metallic plate and large-area metal plate that physical property differs greatly are achievable preferable compound, with reference to surface intensity height.Explosion composite Technical comparing is ripe, and weld strength can ensure, cost-effective, simple and practicable.
Description
Technical field
The present invention relates to the technical fields of heat exchanger, and in particular to a kind of production method of high temperature impact resistance heat exchanger.
Background technology
Heat exchanger is the equipment that the partial heat of hot fluid is passed to cold fluid, also known as heat exchanger.Heat exchanger is in core
It is widely used in industry, chemical industry, oil, power, food and other many industrial productions.
Two or more composition metal is used for the manufacture of heat exchanger, the excellent of two kinds of metals can be given full play to
Point, avoids the shortcomings that respective.For example, making heat exchanger with chromium-zirconium-copper and the composite plate of stainless steel, chromium-zirconium-copper has good conduction
Property, thermal conductivity, hardness is high, wear-resisting antiknock, and crack resistance and softening temperature are high.Stainless steel has corrosion resistance and good in itself, can
The features such as weldability, stainless steel remains to the physical mechanical property for keeping its excellent at high temperature.The two is combined, Ke Yichong
Distribute the good heat conductive electric conductivity for waving copper and the good intensity of stainless steel and solderability.
The heat exchanger that the composite plate of two kinds of metals makes, the making of heat exchanger channels are difficult points therein, heat exchanger channels to
Reach good effect of heat exchange, and can guarantee its resistance to HI high impact heat, resistance to high intensity and leakproofness, production method are most important.
The present invention relates to a kind of heat exchangers made using special explosive clad plate.The composite plate is before Explosion composite, in advance
First in substrate or cladding plate hold heat transfer path successfully slot, then will cast in slot the metal all low compared with substrate and sheathing materials fusing point or
Low-melting point metal alloy after Explosion composite, punches, heating in composite plate region corresponding with institute cast material, makes the material of casting
Stream goes out, so as to form all good heat transfer path of leakproofness, intensity.
In the disclosed document delivered, patent, data, the technical method of the present invention is not yet found.
Invention content
The present invention relates to a kind of heat exchangers made using special explosive clad plate.The composite plate is before Explosion composite, in advance
First heat transfer path slot is held successfully in substrate or cladding plate, the material all lower than substrate and cladding plate fusing point of then casting in slot, explosion is again
It after conjunction, punches, heats in composite plate, the material outflow of casting, so as to form all good heat transfer path of leakproofness, intensity.
In order to realize the above-mentioned purpose of the present invention, the present invention provides following technical solutions：
A kind of production method of high temperature impact resistance heat exchanger pre-processes the substrate of explosive clad plate or cladding plate, i.e., in base
Slot or the hole of heat exchanger channel are opened on plate or cladding plate, the material all lower than substrate and cladding plate fusing point of casting in the slot or hole is quick-fried
It is fried it is compound after, punch, heat in composite plate, the material outflow of casting, all heat transfer is logical well so as to form leakproofness, intensity
Road.
The low-melting-point metal or alloy, including lead, zinc, tin etc. and their alloy.
A kind of production method of high temperature impact resistance heat exchanger as described above, fluting or trepanning before Explosion composite, Ke Yikai
On substrate, it can be opened on cladding plate, it can also fluting or trepanning on substrate and cladding plate simultaneously as needed.
A kind of production method of high temperature impact resistance heat exchanger as described above, casts in the slot or hole and is melted compared with substrate and cladding plate
The all low material of point, the material have relatively low coefficient of thermal expansion, and mobility is preferable after heating.
A kind of production method of high temperature impact resistance heat exchanger as described above, after substrate or cladding plate casting, at its surface
Reason is clean, in order to avoid influence the Explosion composite of substrate and cladding plate.
A kind of production method of high temperature impact resistance heat exchanger as described above, the substrate pre-processed and cladding plate are exploded
It is compound.
A kind of production method of high temperature impact resistance heat exchanger as described above after Explosion composite, is punched in composite plate, is heated
Flow out low melting material.
A kind of production method of high temperature impact resistance heat exchanger as described above, after Explosion composite, the mode of heating is according to reality
Various ways can be used, for example, can directly heat, electric furnace heating, sensing heating etc..
A kind of production method of high temperature impact resistance heat exchanger as described above, used composite plate are made of Explosion composite
, substrate is not limited to stainless steel, and cladding plate is not limited to chromium-zirconium-copper.
A kind of production method of high temperature impact resistance heat exchanger as described above, the explosive have no special requirements to kind, explosion velocity,
No matter simple substance, composite explosives or low blasting speed, detonating explosive can be achieved it is compound.
A kind of production method of high temperature impact resistance heat exchanger as described above, this method may include steps of：
Step (1) pre-processes substrate cladding plate.It slots on substrate or cladding plate, forms intermediate heat channel.
Step (2) is cast a kind of fusing point material all lower than substrate and cladding plate in the slot of substrate or cladding plate.
Substrate, cladding plate are surface-treated totally by step (3), are put into explosive field and are carried out Explosion composite.
Step (4) punches one end of cladding plate or the intermediate heat channel of substrate, forms fluid inlet, and the other end punches,
Form fluid outlet.
Composite plate is heated to cast material and flowed completely out by step (5).
The principle of the present invention is：Slot or the hole of heat exchanger channel are opened on substrate or cladding plate, is cast in the slot or hole
The material all low compared with substrate and cladding plate fusing point after Explosion composite, punches in composite plate, heats, the material outflow of casting, so as to
Form leakproofness, all good heat transfer path of intensity.
Compared with prior art, the superiority and distinguishing feature that the present invention has are：
(1) slot in advance to substrate or cladding plate and Explosion composite before anticipate, make to be formed after Explosion composite close
The heat transfer path of envelope reduces opening, reduces the surface of a wound, biography heat transfer path is made to have better intensity and leakproofness.
(2) present invention makes composite plate using Explosion composite, and the material and size of metallic plate are unrestricted.Physical property is poor
Different larger metallic plate and large-area metal plate are achievable preferable compound, with reference to surface intensity height.
(3) Explosion composite Technical comparing is ripe, and weld strength can ensure, cost-effective, simple and practicable.
Description of the drawings
Fig. 1 is substrate notching construction schematic diagram.
Fig. 2 is substrate casting lead schematic diagram.
Fig. 3 is that explosion is substrate cladding plate set composite figure.
Fig. 4 is heat exchanger structure schematic diagram.
Wherein, 1- substrates；2- cladding plates；3- cannelures (hole)；4- transverse holes；5- lead；6- explosives；7- detonators；8- explosions are multiple
Close welding gap；9- fluid inlets；10- fluid outlets；11- heat transfer paths.
Specific embodiment
With reference to embodiment and attached drawing, the present invention is described in further detail, but embodiments of the present invention are unlimited
In this.
Embodiment 1：
A kind of high temperature impact resistance heat exchanger, as shown in figure 4, mainly including substrate 1, cladding plate 2, heat transfer path 11.By substrate 1
It slots in (hole), lead or the fusing of other low melting points is cast in the slot and hole that substrate is opened as required then, it will after cooling
Substrate surface process is clean, is put into Explosion composite field and carries out Explosion composite, the extra part of composite plate is cut off, at the both ends in hole
Punching, then heats, lead liquid stream is made to go out heat transfer path.The structure of heat exchanger is as shown in Figure 4.
Embodiment 2：
Step (1) pre-processes substrate cladding plate.Such as Fig. 1, substrate 1 uses stainless steel, stainless steel size for 310mm ×
166mm × 16mm, cladding plate 2 are carbon steel, and size is 320mm × 180mm × 6mm, and cannelure 3, groove width 12mm, slot are opened on substrate
Deep 10mm opens transverse holes 4, such as aperture 8mm, Fig. 1；
Lead is heated thawing by step (2), is poured into and is held successfully on the substrate of slot in advance, lead 5 is made to fill and lead up fluting, such as Fig. 2；
Substrate, cladding plate are surface-treated clean by step (3).It is put into Explosion composite field and carries out Explosion composite, Explosion composite is adopted
It is the powdery emulsifying explosive loaded by honeycomb aluminum with explosive 6, is inserted into detonator 7 in one end of explosive, as shown in Figure 3；
After step (4) Explosion composite, the extra part of composite plate is cut off, the punching two ends in hole, one end enters for fluid
Mouth 9, the other end are fluid outlet 10.Composite plate is heated, lead liquid stream is made to go out heat transfer path 11.The structure of heat exchanger such as Fig. 4 institutes
Show.
Embodiment 3：
Step (1) pre-processes substrate cladding plate.Such as Fig. 1, substrate 1 uses stainless steel, stainless steel size for 500mm ×
220mm × 14mm, cladding plate 2 are red copper, and size is 510mm × 230mm × 6mm, and longitudinal semicircle hole slot, diameter are opened on substrate
8mm opens transverse holes 4, diameter 6mm such as Fig. 1；
Lead is heated thawing by step (2), is poured into and is held successfully on the substrate of slot in advance, lead 5 is made to fill and lead up fluting, such as Fig. 2；
Substrate, cladding plate are surface-treated clean by step (3).It is put into Explosion composite field and carries out Explosion composite, Explosion composite is adopted
It is the powdery emulsifying explosive loaded by honeycomb aluminum with explosive 6, is inserted into detonator 7 in one end of explosive, as shown in Figure 3；
After step (4) Explosion composite, the extra part of composite plate is cut off, the punching two ends in hole, one end enters for fluid
Mouth 9, the other end are fluid outlet 10.Composite plate is heated, lead liquid stream is made to go out heat transfer path 11.The structure of heat exchanger such as Fig. 4 institutes
Show.
Claims (10)
1. a kind of production method of high temperature impact resistance heat exchanger, it is characterised in that：The substrate of explosive clad plate or cladding plate are located in advance
Reason opens slot or the hole of heat exchanger channel on substrate or cladding plate, cast in the slot or hole all low compared with substrate and cladding plate fusing point
Material, after Explosion composite, will punch, heat in composite plate, the material outflow of casting, so as to form leakproofness, intensity all very
Good heat transfer path.
2. a kind of production method of high temperature impact resistance heat exchanger according to claim 1, it is characterised in that：The low melting point
Metal or alloy, including lead, zinc, tin etc. and their alloy.
3. a kind of production method of high temperature impact resistance heat exchanger according to claim 1, it is characterised in that：Before Explosion composite
Fluting or trepanning, can open, can be opened on cladding plate on substrate, can also as needed simultaneously be opened on substrate and cladding plate
Slot or trepanning.
4. a kind of production method of high temperature impact resistance heat exchanger according to claim 1, it is characterised in that：In the slot or hole
The middle casting material all low compared with substrate and cladding plate fusing point, the material have relatively low coefficient of thermal expansion, and mobility is preferable after heating.
5. a kind of production method of high temperature impact resistance heat exchanger according to claim 1, it is characterised in that：By substrate or cover
After plate casting, it is surface-treated totally, in order to avoid influence the Explosion composite of substrate and cladding plate.
6. a kind of production method of high temperature impact resistance heat exchanger according to claim 1, it is characterised in that：It will pre-process
Substrate and cladding plate carry out Explosion composite.
7. a kind of production method of high temperature impact resistance heat exchanger according to claim 1, it is characterised in that：Explosion composite
Afterwards, it will be punched in composite plate, heating flows out low melting material.
8. a kind of production method of high temperature impact resistance heat exchanger according to claim 1, it is characterised in that：Explosion composite
Afterwards, the mode of heating can be put into electric furnace heating according to various ways actually can be used, for example can directly heat.
9. a kind of production method of high temperature impact resistance heat exchanger according to claim 1, it is characterised in that：It is used multiple
Plywood is made of Explosion composite, and substrate is not limited to stainless steel, and cladding plate is not limited to chromium-zirconium-copper；
The explosive has no special requirements to kind, explosion velocity, no matter simple substance, composite explosives or low blasting speed, detonating explosive
It realizes compound.
10. a kind of production method of high temperature impact resistance heat exchanger according to claim 1, it is characterised in that：This method can
To include the following steps：
Step (1) pre-processes substrate cladding plate, slots on substrate or cladding plate, forms intermediate heat channel；
Step (2) is by a kind of fusing point of casting in the slot of substrate or cladding plate material all lower than substrate and cladding plate；
Substrate, cladding plate are surface-treated totally by step (3), are put into explosive field and are carried out Explosion composite；
Step (4) punches one end of cladding plate or the intermediate heat channel of substrate, forms fluid inlet, and other end punching is formed
Fluid outlet；
Step (5) heats composite plate, flows completely out cast material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810133121.1A CN108160978A (en) | 2018-02-09 | 2018-02-09 | A kind of production method of high temperature impact resistance heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810133121.1A CN108160978A (en) | 2018-02-09 | 2018-02-09 | A kind of production method of high temperature impact resistance heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN108160978A true CN108160978A (en) | 2018-06-15 |
Family
ID=62513397
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810133121.1A Pending CN108160978A (en) | 2018-02-09 | 2018-02-09 | A kind of production method of high temperature impact resistance heat exchanger |
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|---|---|---|---|---|
| RU2139173C1 (en) * | 1998-07-20 | 1999-10-10 | Общество с ограниченной ответственностью "Производственно-коммерческая фирма "ХЭЛТ" | Method of making articles with inner spaces by explosion welding |
| CN1559739A (en) * | 2004-03-02 | 2005-01-05 | 张志良 | Method for producing aluminum copper plate tube solar heat collection chip by using explosive welding technology |
| RU119680U1 (en) * | 2012-05-04 | 2012-08-27 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Волгоградский государственный технический университет" (ВолгГТУ) | MULTI-LAYER HEAT EXCHANGER WITH INTERNAL CAVES |
| CN103862233A (en) * | 2014-02-12 | 2014-06-18 | 江苏呈飞精密合金股份有限公司 | Preparation method of composite plate with corrugated sandwich layer structure |
| CN104741764A (en) * | 2015-03-10 | 2015-07-01 | 北京理工大学 | Method for preparing high-bonding-strength pure tungsten composite plate through preheated explosive welding |
| CN105081549A (en) * | 2015-08-28 | 2015-11-25 | 桂林昌鑫机械制造有限公司 | Radiator manufacturing technique |
| RU2574177C1 (en) * | 2014-11-24 | 2016-02-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Волгоградский государственный технический университет" (ВолгГТУ) | Production of composite articles with internal cavities by blast welding |
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2018
- 2018-02-09 CN CN201810133121.1A patent/CN108160978A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2139173C1 (en) * | 1998-07-20 | 1999-10-10 | Общество с ограниченной ответственностью "Производственно-коммерческая фирма "ХЭЛТ" | Method of making articles with inner spaces by explosion welding |
| CN1559739A (en) * | 2004-03-02 | 2005-01-05 | 张志良 | Method for producing aluminum copper plate tube solar heat collection chip by using explosive welding technology |
| RU119680U1 (en) * | 2012-05-04 | 2012-08-27 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Волгоградский государственный технический университет" (ВолгГТУ) | MULTI-LAYER HEAT EXCHANGER WITH INTERNAL CAVES |
| CN103862233A (en) * | 2014-02-12 | 2014-06-18 | 江苏呈飞精密合金股份有限公司 | Preparation method of composite plate with corrugated sandwich layer structure |
| RU2574177C1 (en) * | 2014-11-24 | 2016-02-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Волгоградский государственный технический университет" (ВолгГТУ) | Production of composite articles with internal cavities by blast welding |
| RU2574178C1 (en) * | 2014-11-24 | 2016-02-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Волгоградский государственный технический университет" (ВолгГТУ) | Production of composite articles with internal cavities by blast welding |
| CN104741764A (en) * | 2015-03-10 | 2015-07-01 | 北京理工大学 | Method for preparing high-bonding-strength pure tungsten composite plate through preheated explosive welding |
| CN105081549A (en) * | 2015-08-28 | 2015-11-25 | 桂林昌鑫机械制造有限公司 | Radiator manufacturing technique |
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