CN201012420Y - Water cooling chamber of intermittent gas protection brazier - Google Patents
Water cooling chamber of intermittent gas protection brazier Download PDFInfo
- Publication number
- CN201012420Y CN201012420Y CNU2007200366776U CN200720036677U CN201012420Y CN 201012420 Y CN201012420 Y CN 201012420Y CN U2007200366776 U CNU2007200366776 U CN U2007200366776U CN 200720036677 U CN200720036677 U CN 200720036677U CN 201012420 Y CN201012420 Y CN 201012420Y
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- water cooling
- cooling chamber
- water
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- cooling
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Abstract
The utility model discloses a water cooling chamber of an intermittent air protection braze welding furnace. The water cooling chamber is equipped with a water inlet and an overflow outlet. The water cooling chamber comprises a double-layer stainless steel wall, semi-closed water-pool shaped cooling jacket, a combined part of an internal circulating fan and a water cooling heat exchanger, and a variable curtain-shaped protection air supply device. A metallic wall of the cooling jacket exchanges heat with the hot air inside the water cooling chamber. The combined part of an internal circulating fan and a water cooling heat exchanger, which enhances the convection and heat exchange of the hot air inside the water cooling chamber, is arranged at the top of the water cooling chamber. The cold protection air curtain, which air-cools a workpiece and compensate for the protection air atmosphere, is arranged at the internal entrance of a pneumatic door of the water cooling chamber near a braze welding area. The utility model is provided with a high cooling efficiency. Moreover, different cooling states and effects can be adjusted based on different requirements, and the cooling protection atmosphere effect is good.
Description
One, technical field
The utility model relates to a kind of intermittent type gas protecting soldering furnace, specifically a kind of water cooling chamber of intermittent type gas protecting soldering furnace.
Two, background technology
Intermittent type gas protecting soldering furnace is a kind of equipment that each parts of aluminium heater are effectively connected.Be that this characteristic of utilizing the alloy melting point of almit Al-Si to be lower than components A l metal material fusing point is welded.Existing soldering oven adopts continous way more, and the soldering oven installed capacity of this version is big, is applicable to the processing of carrying out workpiece in enormous quantities.But very flexible then is difficult to meet the demands to the workpiece of different size and kind, and when changing specification of workpieces and kind, big to the adjustment difficulty of each parameter, adjustment cycle is long.And the formula gas protecting soldering furnace of having a rest has overcome the shortcoming of continous way soldering oven, and flexibility is strong, can satisfy the workpiece processing request of different size and kind, and is easy to adjust to each regional brazing process variables, and the temperature dynamic reaction is fast, and workpiece processed and applied scope is wide.
Workpiece just enters cooled region after welding in soldering oven.Temperature after workpiece welds in soldering oven is at 580-650 ℃, reach as high as 700 ℃, require workpiece temperature to reduce to below 300 ℃, the crystallization of workpiece cooling solder is solidified at cooled region, form soldered fitting, the quality of cooling quality directly has influence on the crudy of workpiece; And require in protective gas atmosphere, to finish.The cooling zone of intermittent type gas protecting soldering furnace is divided into water cooling chamber and air-cooling chamber two parts, and water cooling chamber is connected with the heating soldering district.This has just proposed higher requirement to the water cooling plant in the water cooling chamber.Traditional water cooling plant can not meet the demands.
Three, summary of the invention
The purpose of this utility model provides a kind of water cooling plant of water cooling chamber of intermittent type gas protecting soldering furnace, and this water cooling plant cooling velocity is adjustable, and the cooling protection atmosphere effect is good, and cooling back workpiece quality is good.
The purpose of this utility model is achieved through the following technical solutions:
A kind of water cooling chamber of intermittent type gas protecting soldering furnace, in the water cooling chamber, be provided with coolant intake and overfall, it is characterized in that: the double-layer stainless steel metallic walls of described water cooling chamber constitutes cooling jacket, and the metal inner surface and the cooling water in the water cooling chamber of cooling jacket carry out heat exchange; The interior circulating fan that strengthens hot gas heat convection in the cooling jacket is arranged on the top of water cooling chamber, and the impeller of interior circulating fan is positioned at the workpiece top of cooling jacket; The cold protective gas air curtain that workpiece is carried out air cooling and compensates protective gas atmosphere is arranged on the water cooling chamber near the inboard porch of the pneumatic door of brazing area.The inlet of water cooling chamber is connected with the outlet of heating soldering stove, and therefore, cold protective gas air curtain is arranged between water cooling chamber and the heating soldering stove.
In the utility model,, in the water cooling chamber, be provided with the tubular exchanger assembly that is used for improving cooling effectiveness for further improving cooling effectiveness.And the tubular exchanger assembly is a self-mountable ﹠ dismountuble.
For the control cooling water distributes, the utility model is provided with cooling water dispense flow rate meter in the water cooling chamber.
Interior circulating fan is to be provided with for improving heat exchanger effectiveness, and at different workpiece, water-cooling process has different requirements, and the cooling that described interior circulating fan is provided with according to workpiece requires the global timing opening and closing device.
In the utility model; workpiece is that the metallic walls of main carrier and water collar is carried out heat exchanging process with protective atmosphere in the water cooling chamber; circulating fan improves heat exchanger effectiveness in being aided with; the crystallization of workpiece cooling solder is solidified; form soldered fitting; when workpiece temperature is reduced to below 300 ℃, just can enter into air and carry out air cooling.
The water cooling chamber is made up of the double-layer stainless steel structure in the utility model, and furnace chamber therefrom passes the formation cooling jacket, and the water cooling plant in the water cooling chamber is made up of three parts.First is: the water jacket compartment inwall leave standstill heat convection; Second one is: circulating fan and water-cooled pipe type heat exchanger combination in the water cooling chamber strengthens heat exchange; Third part is: cold gas air curtain compensation atmosphere.
The water cooling chamber is closed pond, is provided with a coolant intake and an overfall in the water cooling chamber, forms the water supply and sewage road.Workpiece is that the metallic walls of main carrier and water collar is carried out heat exchanging process with protective gas atmosphere in the water cooling chamber; circulating fan and water-cooled pipe type heat exchangers improve heat exchanger effectiveness in being aided with; workpiece is lowered the temperature rapidly; the solder crystallization is solidified; form soldered fitting; when workpiece temperature is reduced to below 300 ℃, just can enter into air and carry out air cooling.
The advantage of this structure of the utility model is: improved the heat exchange effect, shortened cool time, cooling system can also make temperature lowering curve become adjustable, and the cooling protection atmosphere effect is good, and cooling back workpiece quality is good; And when workpiece operation is come out of the stove, can compensate the protective gas pressure reduction in the stove automatically, at first be cold protective gas air curtain to workpiece air cooling, automatic time delay reduces protective gas and regulates supply thereafter, interior circulating fan can require global timing to open and close according to the cooling of workpiece.Guaranteed the temperature requirement when the cooler environment atmosphere of workpiece and workpiece are come out of the stove.
Four, description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a vertical view of the present utility model.
Five, the specific embodiment
A kind of water cooling chamber of intermittent type gas protecting soldering furnace described in the utility model, wherein, protective gas adopts nitrogen, is provided with coolant intake 41 and overfall 42 in water cooling chamber 4, constitutes cooling jacket 1 by the double-layer stainless steel metallic walls of water cooling chamber 4.In water cooling chamber 4, be provided with the tubular exchanger assembly 5 that is used for improving cooling effectiveness.Cooling water in the metallic walls of cooling jacket 1 and the water cooling chamber 4 carries out heat exchange; The interior circulating fan 2 that strengthens hot gas heat convection in the cooling jacket 1 is arranged on the top of water cooling chamber 4, and the impeller of interior circulating fan 2 is positioned at the workpiece top of cooling jacket 1; The cold protective gas air curtain 3 that workpiece is carried out air cooling and compensates protective gas atmosphere is arranged on the water cooling chamber near the inboard porch of the pneumatic door of brazing area.For the control cooling water distributes, water cooling chamber 4 is provided with cooling water dispense flow rate meter 43.Interior circulating fan 2 is to be provided with for improving heat exchanger effectiveness, and at different workpiece 6, water-cooling process has different requirements, and therefore, each road flow of cooling water is adjustable, and the cooling that interior circulating fan 2 is provided with according to workpiece requires the global timing opening and closing device.
The water cooling chamber forms semi-enclosed pond by the double-layer stainless steel structure; furnace chamber therefrom passes the formation cooling jacket; water cooling chamber's port of export is equipped with metal air curtain curtain 7 and pneumatic door 8; pneumatic door 8 can be according to the service requirement automatic shutter; gas skirt 9 is equipped with in pneumatic door 8 outsides, and gas skirt 9 inserts in the gas exhaust piping of intermittent type gas protecting soldering furnace.
Workpiece 6 just enters water cooling chamber 4 by pneumatic door after welding in soldering oven.Temperature after workpiece 6 welds in soldering oven reaches as high as 700 ℃ at 580-650 ℃, requires workpiece 6 temperature to reduce to below 300 ℃ in water cooling chamber 4, and workpiece 6 cooling solder crystallizations are solidified, and forms soldered fitting.When workpiece 6 operations are come out of the stove, when the nitrogen feed system can change nitrogen supply (NS) amount in the stove automatically and changes in the stove nitrogen pressure reduction, at first be 3 pairs of workpiece 6 air cooling of cold nitrogen air curtain, and cold nitrogen air curtain 3 can compensate the pressure reduction in the stove, the nitrogen of automatic time delay minimizing thereafter adjusting supply automatically.Interior circulating fan 2 can require global timing to open and close according to the cooling of workpiece, has guaranteed the temperature requirement when the cooler environment atmosphere of workpiece and workpiece are come out of the stove.
Workpiece 6 is that the metallic walls of main carrier and cooling jacket 1 is carried out heat exchange with nitrogen atmosphere in the water cooling chamber, tubular exchanger assembly 5 also makes hot nitrogen cool off rapidly simultaneously, and circulating fan 2 improves heat exchanger effectiveness in being aided with, and makes workpiece 6 coolings, the solder crystallization is solidified, and forms soldered fitting.After workpiece temperature is reduced to below 300 ℃, just enter into air and carry out air cooling.
The cooling water internal circulating load is: 4～8m3/h, the demineralized water water temperature is: 10～25 ℃, water quality requirement is with reference to the GB10067.1-88 standard.
The utility model has improved the heat exchange effect, has shortened cool time, makes temperature lowering curve become adjustable, the cooling protection atmosphere effect is good, water-cooled tubulose heat exchanger assembly designs the air-flow pressure head that internal circulation cooling blower produces, and good peptizaiton is arranged, and cooling back workpiece quality is good; And when the workpiece operation is come out of the stove, can compensate the protective gas pressure reduction in the stove automatically.Guaranteed the temperature requirement when the cooler environment atmosphere of workpiece and workpiece are come out of the stove.
Claims (4)
1. the water cooling chamber of an intermittent type gas protecting soldering furnace, on water cooling chamber (4), be provided with coolant intake (41) and overfall (42), it is characterized in that: the double-layer stainless steel metallic walls of described water cooling chamber (4) constitutes cooling jacket (1), and the cooling water in the metal inner surface of cooling jacket (1) and water cooling chamber (4) carries out heat exchange; The interior circulating fan (2) that strengthens the interior hot gas heat convection of cooling jacket (1) is arranged on the top of water cooling chamber (4), and the impeller of interior circulating fan (2) is positioned at the workpiece top of cooling jacket (1); The cold protective gas air curtain (3) that workpiece is carried out air cooling and compensates protective gas atmosphere is arranged on water cooling chamber (4) near the inboard porch of the pneumatic door of brazing area.
2. the water cooling chamber of intermittent type gas protecting soldering furnace according to claim 1 is characterized in that: the tubular exchanger assembly (5) that is used for improving cooling effectiveness that is provided with self-mountable ﹠ dismountuble in water cooling chamber (4).
3. the water cooling chamber of intermittent type gas protecting soldering furnace according to claim 1 is characterized in that: be provided with cooling water dispense flow rate meter (43) on water cooling chamber (4).
4. the water cooling chamber of intermittent type gas protecting soldering furnace according to claim 1 is characterized in that: the cooling that circulating fan (2) is provided with according to workpiece in described requires the global timing opening and closing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200366776U CN201012420Y (en) | 2007-04-09 | 2007-04-09 | Water cooling chamber of intermittent gas protection brazier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200366776U CN201012420Y (en) | 2007-04-09 | 2007-04-09 | Water cooling chamber of intermittent gas protection brazier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201012420Y true CN201012420Y (en) | 2008-01-30 |
Family
ID=39024205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200366776U Expired - Lifetime CN201012420Y (en) | 2007-04-09 | 2007-04-09 | Water cooling chamber of intermittent gas protection brazier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201012420Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100457351C (en) * | 2007-04-09 | 2009-02-04 | 盐城市康杰机械制造有限公司 | Water-cooling room of the interval type air protecting and heating braze welding furnace |
-
2007
- 2007-04-09 CN CNU2007200366776U patent/CN201012420Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100457351C (en) * | 2007-04-09 | 2009-02-04 | 盐城市康杰机械制造有限公司 | Water-cooling room of the interval type air protecting and heating braze welding furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20070409 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |