CN201041456Y - Thermal degreasing drying oven for brazing furnace pretreatment - Google Patents
Thermal degreasing drying oven for brazing furnace pretreatment Download PDFInfo
- Publication number
- CN201041456Y CN201041456Y CNU2007200366723U CN200720036672U CN201041456Y CN 201041456 Y CN201041456 Y CN 201041456Y CN U2007200366723 U CNU2007200366723 U CN U2007200366723U CN 200720036672 U CN200720036672 U CN 200720036672U CN 201041456 Y CN201041456 Y CN 201041456Y
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- China
- Prior art keywords
- furnace
- burner hearth
- preliminary treatment
- thermal insulation
- insulation board
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Abstract
The utility model discloses an intermittent thermal degreasing drying dual-purpose furnace used for the pretreatment of a brazing furnace, and comprises a furnace body and a furnace cavity; an internal circulating centrifugal blower fan is arranged at the upper part of the furnace cavity; an auxiliary blade is arranged on the back side of a centrifugal fan impeller; the bottom part of the furnace body is of a funnel shape inclined from periphery to center; and a liquor drainage outlet that can clear waste liquid in the furnace cavity is arranged at the lowest position of the funnel shape. In order to prevent the temperature drop in the furnace cavity, a heat insulating plate preventing the heat quantity from losing is arranged at the lower part of the furnace cavity, the heat insulating plate is positioned at the start point position inclining from periphery to center at the bottom part of the furnace body, and a waste liquid through hole is arranged on the heat insulating plate. The furnace bottom part of the utility model can appear no liquid accumulation, the temperature in the furnace can be maintained, and the energy consumption is low.
Description
One, technical field
The utility model relates to the pre-processing device before a kind of heating soldering, specifically a kind of hot degreaser drying stove that is used for the preceding preliminary treatment of intermittent type gas protecting soldering furnace.
Two, background technology
Aluminum brazing 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.Solder places near the solder side that needs connecting portion or the inside usually; between parts and solder side, reach the surface and scribble the NOCOLOK aluminum brazing flux; after drying is installed; parts are heated to the brazing alloy fusion and the infusible temperature of parts metal under the protection of certain inert gas atmosphere; the NOCOLOK aluminum brazing flux is broken the oxide-film of aluminium simultaneously; allow its motlten metal and do not carry out diffusion into the surface between the deposite metal, after the cooling, braze metal will with the parts contact-making surface between form metal and combine.
Because generally, be assembled with many radiating fins on the aluminium heater, its surface is attached with many volatile oil and other non-hydrophile and small solid particle in process.Volatile oil is a kind of temper, and it is made up of volatile matter and involatile matter, will could volatilize and not thorough through the regular hour under the normal temperature, and the quality of volatilizing is also inconsistent.These materials must clean with degreaser drying after just can carry out the spray and the coating of common water aqua type aluminum brazing flux, otherwise aluminum brazing flux can not can not carry out soldering effectively attached to by the surface of soldering thing.The cleannes of workpiece are met the demands, could adhere to effectively behind the brazing flux spray drying like this, alumite could be broken by brazing flux in the brazing process, allow its motlten metal and do not carry out diffusion into the surface between the deposite metal, after the cooling, braze metal will combine with formation metal between the parts contact-making surface, finishes welding.
Hot degreaser drying is handled and is entered constantly in the heated air circulation insulation in stove that fresh air scavenges and need to keep the regular hour just can finish, common hot degreaser drying stove furnace bottom is a slab construction, under some situation in the work, the waste liquid that falls on the workpiece can not be separated to the body of heater outside, then accumulate in the debinding furnace bottom and continue the generation effect with heated air stream, and then the temperature in the stove can not in time be risen, moreover, some not volatile depositions oil also can the secondary pollution workpiece under the effect of temperature, not only influence the cleaning effect of workpiece, and improved energy consumption.
Three, summary of the invention
The purpose of this utility model provides a kind of hot degreaser drying stove that is used for the preceding preliminary treatment of soldering oven, and this furnace bottom can be got rid of by bottom pipe if any hydrops, can keep the temperature in the stove, and energy consumption is low.
The purpose of this utility model is achieved through the following technical solutions:
A kind of debinding furnace that is used for the preceding preliminary treatment of soldering oven, comprise body of heater and burner hearth, it is characterized in that: circular centrifugal formula blower fan in upper furnace is provided with, the funnel-form that tilts to central authorities around serving as reasons in the bottom of described body of heater, funnelform lowest part be provided with can be with burner hearth in the leakage fluid dram removed of waste liquid.
Be provided with back blades at the interior circular centrifugal formula draught fan impeller back side, the eddy current that is produced by its can prevent thermal current in the stove along the impeller shaft guest performer, play energy-conservation, simplify or remove sealing device, prolong the impeller bearing effect in service life.
For preventing that the temperature in the burner hearth from reducing, the utility model is provided with the thermal insulation board that prevents that heat runs off in the bottom of burner hearth, and thermal insulation board is positioned at bottom of furnace body by tilting to begin the place to central authorities all around.
For the waste water of cleaning behind the workpiece can be flow through smoothly, on thermal insulation board, be provided with the limbers.
During stove work, the waste water behind the cleaning workpiece flows to the thermal insulation board below by the limbers, and accumulates in the discharge outlet place, discharge outlet communicates with external pipe, can be provided with by-pass valve control at the discharge outlet place, open by-pass valve control, then can will accumulate in the waste water disposal at discharge outlet place.When waste water seldom or when not having, closing control valve guarantees that the heat in the burner hearth does not run off.
The utility model adopts funnel-form bottom construction and discharge outlet to remove waste water in the burner hearth, on funnelform top thermal insulation board is set simultaneously, further reduces heat and runs off, and can keep the temperature in the burner hearth, and energy consumption is low.
Four, description of drawings
Accompanying drawing is a structural representation of the present utility model.
Five, the specific embodiment
A kind of hot degreaser drying stove that is used for the preceding preliminary treatment of soldering oven described in the utility model, comprise body of heater 1 and burner hearth 2, circular centrifugal formula blower fan 5 in upper furnace is provided with, the funnel-form that tilts to central authorities around serving as reasons in the bottom of body of heater 1, funnelform lowest part be provided with can be with burner hearth in the leakage fluid dram 3 removed of waste liquid.For preventing that the temperature in the burner hearth from reducing, be provided with the thermal insulation board 4 that prevents that heat runs off in the bottom of burner hearth 2, thermal insulation board 4 is positioned at body of heater 1 bottom by tilting to begin the place to central authorities all around, promptly on funnelform top, the heat that thermal insulation board 4 can reduce in the burner hearth as far as possible runs off, and keeps the temperature in the burner hearth.On thermal insulation board 4, be provided with liquid-through hole.
Be provided with back blades at the centrifugal fan impeller back side, the eddy current that is produced by its can prevent thermal current in the stove along the impeller shaft guest performer, play energy-conservation, simplify or remove sealing device, prolong the impeller bearing effect in service life.
During stove work, in some cases, the waste liquid behind the cleaning workpiece flows to thermal insulation board 4 belows by liquid-through hole, and accumulates in leakage fluid dram 3 places, and discharge outlet 3 communicates with external pipe, and 3 places are provided with by-pass valve control at leakage fluid dram.After the waste liquid that accumulates in the leakage fluid dram place reaches some,, then waste liquid can be discharged out of the furnace by by-pass valve control; Certain open amount of adjusting control valve door, the malleation air-flow of furnace bottom side can guarantee that the liquid in the burner hearth flows out, and heat runs off seldom.
Debinding furnace described in the utility model bottom can hydrops, can keep the temperature in the stove, and energy consumption is low.
Claims (4)
1. one kind is used for the intermittently hot degreaser drying stove of the preceding preliminary treatment of soldering oven, comprise body of heater (1) and burner hearth (2), it is characterized in that: circular centrifugal formula blower fan (5) in upper furnace is provided with, the funnel-form that tilts to central authorities around serving as reasons in the bottom of described body of heater (1), funnelform lowest part be provided with can be with burner hearth (2) in the leakage fluid dram (3) of waste liquid removing.
2. the intermittently hot degreaser drying stove of the preceding preliminary treatment of soldering oven that is used for according to claim 1, it is characterized in that: be provided with the thermal insulation board (4) that prevents that heat runs off in the bottom of burner hearth (2), thermal insulation board (4) is positioned at body of heater (1) bottom by tilting to begin the place to central authorities all around, is provided with liquid-through hole at thermal insulation board (4) center.
3. the hot degreaser drying stove that is used for the preceding preliminary treatment of soldering oven according to claim 1 is characterized in that: locate to be provided with draining valve at leakage fluid dram (3).
4. the intermittently hot degreaser drying stove of the preceding preliminary treatment of soldering oven that is used for according to claim 1, it is characterized in that: the impeller back side at interior circular centrifugal formula blower fan (5) is provided with back blades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200366723U CN201041456Y (en) | 2007-04-09 | 2007-04-09 | Thermal degreasing drying oven for brazing furnace pretreatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200366723U CN201041456Y (en) | 2007-04-09 | 2007-04-09 | Thermal degreasing drying oven for brazing furnace pretreatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201041456Y true CN201041456Y (en) | 2008-03-26 |
Family
ID=39253166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200366723U Expired - Fee Related CN201041456Y (en) | 2007-04-09 | 2007-04-09 | Thermal degreasing drying oven for brazing furnace pretreatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201041456Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936667A (en) * | 2010-08-25 | 2011-01-05 | 盐城市康杰机械制造有限公司 | Explosion prevention system for fuel gas aluminum brazing thermal-degreasing furnace |
| CN107378169A (en) * | 2017-08-31 | 2017-11-24 | 阜阳扬宇充电设备有限公司 | Tin furnace structure is used in a kind of power module manufacture |
-
2007
- 2007-04-09 CN CNU2007200366723U patent/CN201041456Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936667A (en) * | 2010-08-25 | 2011-01-05 | 盐城市康杰机械制造有限公司 | Explosion prevention system for fuel gas aluminum brazing thermal-degreasing furnace |
| CN101936667B (en) * | 2010-08-25 | 2012-07-04 | 盐城市康杰机械制造有限公司 | Explosion prevention system for fuel gas aluminum brazing thermal-degreasing furnace |
| CN107378169A (en) * | 2017-08-31 | 2017-11-24 | 阜阳扬宇充电设备有限公司 | Tin furnace structure is used in a kind of power module manufacture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080326 Termination date: 20150409 |
|
| EXPY | Termination of patent right or utility model |