CN207026678U - Novel brazing furnace - Google Patents
Novel brazing furnace Download PDFInfo
- Publication number
- CN207026678U CN207026678U CN201720980112.7U CN201720980112U CN207026678U CN 207026678 U CN207026678 U CN 207026678U CN 201720980112 U CN201720980112 U CN 201720980112U CN 207026678 U CN207026678 U CN 207026678U
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- CN
- China
- Prior art keywords
- boiler tube
- tube
- anterior
- hydrogen
- cooling
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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.)
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Abstract
It the utility model is related to a kind of novel brazing furnace,Including frame,Anterior boiler tube,Body of heater,Cool down boiler tube,Rear portion boiler tube,Mesh belt device and drive device,Anterior boiler tube tilts upward the front end of connection furnace core tube,Cooling boiler tube connects the tail end of furnace core tube diagonally downward,Hydrogen is tilted upward along inclined cooling boiler tube and flowed into furnace core tube,Then flowed out diagonally downward along anterior boiler tube,Because hydrogen is most light gas,With the characteristic flowed up,Hydrogen will not be from the lower mouth outflow of cooling boiler tube,Using the light characteristic of hydrogen quality and pressure by cooling furnace duct occlusion,Prevent outside air from entering from cooling boiler tube,The hydrogen flowed out out of furnace core tube flows diagonally downward along the tilting section of anterior boiler tube under pressure,Hydrogen has upward mobility,Hydrogen into anterior boiler tube is accumulated in tilting section,Anterior boiler tube is closed,Prevent outside air from entering from anterior boiler tube,Nitrogen retaining device is saved relative to existing soldering oven,It is simple in construction,Cost is low.
Description
Technical field
It the utility model is related to soldering oven technical field, and in particular to a kind of ceramic substrate is combined use with metallic conductor soldering
The novel brazing furnace that nitrogen retaining device need not be set.
Background technology
At present, the combination generally use brazing mode of ceramic substrate and metallic conductor, soldering are using lower than mother metal fusing point
Metal material make solder, by weldment and solder heat to the temperature between solder fusing point and mother metal fusing point, utilize liquid solder
Soak mother metal, filling play movement and the welding method that connection is realized with the counterdiffusion of mother metal phase.The soldering tech of metal and ceramics
Be combineding with each other for two kinds of material property advantages can be realized, is present material science and work so as to effectively expand its application
One of the study hotspot in journey field.
But the material used in existing metallic conductor mainly has a metals such as copper, silver, palladium, tungsten, during solder bonding metal, gold
Belong to easy high-temperature oxydation, and any reaction will not be occurred to hydrogen, therefore, soldering is being carried out to ceramic substrate and metallic conductor
When, it usually needs carried out under hydrogen reduction atmosphere.But hydrogen is most light gas, to prevent hydrogen loss in brazing process,
It is also prevented from outside air simultaneously to enter in soldering oven, the soldering oven of soldering at present usually requires to set nitrogen at the both ends of soldering oven
Sealing gland door gear, such as the Chinese utility model patent of Patent No. ZL200420077678.1 entitled " hydrogen brazing furnace ",
The patent discloses a kind of hydrogen brazing furnace, including anterior boiler tube and afterbody boiler tube, and anterior boiler tube arrival end sets nitrogen flushing mouth, middle part
Flexible door curtain and multistage nitrogen curtain provided with multi-level metal material, nitrogen flushing mouth are one horizontal on boiler tube arrival end wide with boiler tube
Suitable pipeline is spent, the duct bottom is provided with the nitrogen flushing mouth of strip, and the pipeline is connected with for nitrogen device, can continuously spray nitrogen,
Prevent extraneous air from entering anterior boiler tube, afterbody boiler tube is identical with anterior furnace tube structure.Nitrogen flushing mouth multistage nitrogen curtain in this patent
Setting form nitrogen retaining device, while also need to be equipped with source nitrogen and pump, complicated, cost is high.
Utility model content
In summary, in order to overcome the shortcomings of prior art problem, the utility model provides a kind of novel brazing furnace, it
It is that will be arranged to tipping tube with the anterior boiler tube connected with furnace core tube of soldering oven and cooling boiler tube, anterior boiler tube tilts upward company
The front end of logical furnace core tube, cooling boiler tube connect the tail end of furnace core tube diagonally downward, and hydrogen is from the hydrogen being arranged on cooling boiler tube
Import enters, and tilts upward and is flowed into furnace core tube along inclined cooling boiler tube, is then flowed out diagonally downward along anterior boiler tube,
Because hydrogen is most light gas, it has the characteristic flowed up, therefore, will not be from cooling after hydrogen is full of cooling boiler tube
The lower mouth outflow of boiler tube, without setting nitrogen retaining device on cooling boiler tube, using the light characteristic of hydrogen quality by cooling furnace
Duct occlusion, prevent outside air from entering from cooling boiler tube, anterior boiler tube is also obliquely installed, then the hydrogen meeting flowed out out of furnace core tube
Accumulated at anterior boiler tube, so as to which anterior boiler tube be closed, prevent outside air from entering from anterior boiler tube, without in anterior boiler tube
Upper setting nitrogen retaining device, the utility model save nitrogen retaining device relative to existing soldering oven, it is simple in construction, into
This is low.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of novel brazing furnace, wherein：Including frame, anterior boiler tube, body of heater, cooling boiler tube, rear portion boiler tube, mesh belt device
And drive device, described body of heater include burner hearth and furnace core tube, furnace core tube is installed in burner hearth, is provided with and is added in described burner hearth
Thermal, described anterior boiler tube, furnace core tube, cooling boiler tube and rear portion boiler tube are sequentially communicated, the front end of described anterior boiler tube
For charging aperture, the tail end of rear portion boiler tube is discharging opening, and described anterior boiler tube includes the horizontal segment and tilting section being sequentially communicated, institute
Multilayer flexible door curtain is provided with the horizontal segment for the anterior boiler tube stated, combustion of hydrogen device is connected with the horizontal segment of anterior boiler tube,
The tilting section of described anterior boiler tube tilts upward arrangement, and described cooling boiler tube includes horizontal segment and the inclination being sequentially communicated
Section, the tilting section of described cooling boiler tube arrange that its underpart is provided with hydrogen inlet, hydrogen inlet connection hydrogen diagonally downward
Source, described rear portion boiler tube are horizontally disposed with, and combustion of hydrogen device is connected with the boiler tube of rear portion, and it is soft to be provided with multilayer in the boiler tube of rear portion
Door curtain, drive device is provided with described frame, drive device driving mesh belt device rotates, the guipure of described mesh belt device
Out of anterior boiler tube, in furnace core tube, cooling boiler tube in and rear portion boiler tube in pass through.
Further, heat insulation layer is provided with the inwall of described burner hearth, furnace core tube is arranged on the centre of burner hearth,
Arranged along burner hearth length direction, multigroup heater, multigroup heater edge are provided with the inwall of described heat insulation layer
The length direction of burner hearth is evenly arranged, and described heater is Elema.
Further, insulating tube is provided between described anterior boiler tube and furnace core tube, insulating tube is stainless-steel pipe, outside it
Heat-insulation layer is enclosed with wall.
Further, the included angle A of the tilting section of described anterior boiler tube and the horizontal segment of anterior boiler tube is 10 ~ 20 °.
Further, the included angle A of the tilting section of described anterior boiler tube and the horizontal segment of anterior boiler tube is 15 °.
Further, the tilting section of described cooling boiler tube and the included angle B of the horizontal segment of cooling boiler tube are 160 ~ 170 °.
Further, the tilting section of described cooling boiler tube and the included angle B of the horizontal segment of cooling boiler tube are 165 °.
Further, described combustion of hydrogen device includes pipeline, electric igniter and combustion chamber, pipeline communication front portion boiler tube
The bottom of tilting section, or the bottom of the tilting section of connection cooling boiler tube, the other end of pipeline are arranged in combustion chamber, combustion chamber
Electric igniter is inside provided with, control valve is provided with described pipeline.
Further, described cooling boiler tube includes core pipe and sleeve pipe, and core pipe is sleeved in sleeve pipe, described core pipe and sleeve pipe
Between cooling water flow conduits are set, the both ends of sleeve pipe set water inlet and delivery port respectively.
Further, described mesh belt device includes driving wheel, driven pulley, guipure, reverse wheel and swelling device, described drive
Dynamic device driving driving wheel is rotated, and driving wheel, driven pulley, reverse wheel and swelling device are connected by guipure.
The beneficial effects of the utility model are：
1st, the utility model is will to be arranged to tilt with the anterior boiler tube connected with furnace core tube of soldering oven and cooling boiler tube
Pipe, anterior boiler tube tilt upward the front end of connection furnace core tube, and cooling boiler tube connects the tail end of furnace core tube diagonally downward, and hydrogen is from setting
The hydrogen inlet put on cooling boiler tube enters, and tilts upward and is flowed into furnace core tube along inclined cooling boiler tube, Ran Houyan
Anterior boiler tube flows out diagonally downward, and because hydrogen is most light gas, it has the characteristic flowed up, and therefore, hydrogen is being pressed
After cooling boiler tube is full of under power effect, flowing is tilted upward along cooling boiler tube, without being flowed out from the lower mouth for cooling down boiler tube, without
Nitrogen retaining device is set on cooling boiler tube, using the light characteristic of hydrogen quality and pressure by cooling furnace duct occlusion, prevented outer
Boundary's air enters from cooling boiler tube, and anterior boiler tube is also obliquely installed, and the hydrogen flowed out out of furnace core tube is under pressure along preceding
The tilting section of portion's boiler tube flows diagonally downward, simultaneously as hydrogen quality is light, itself has upward mobility, then entered again
The hydrogen for entering the tilting section of anterior boiler tube is accumulated in tilting section, so as to which anterior boiler tube be closed, prevents outside air from front portion
Boiler tube enters, and without setting nitrogen retaining device on anterior boiler tube, the utility model saves relative to existing soldering oven
Nitrogen retaining device, it is simple in construction, cost is low.
2nd, combustion of hydrogen device of the present utility model can effectively prevent the hydrogen in burner hearth from leaking to cause an explosion accident,
Ensure production safety.
3rd, the heater in burner hearth of the present utility model is heated using Elema, can effectively improve the efficiency of heating surface,
Reduce energy resource consumption, energy-saving and emission-reduction.
4th, the utility model utilizes hydrogen by the setting of the tilting section of anterior boiler tube and the tilting section for cooling down boiler tube, realization
The characteristic of light weight, directly the both ends of the furnace core tube of burner hearth are sealed using hydrogen, avoid air from entering in furnace core tube, it is relatively existing
Some soldering ovens, the structural elements such as nitrogen retaining device and corresponding source nitrogen nitrogen pump are saved, while realized again anti-
Only extraneous air enters in soldering oven, avoids metallic conductor high-temperature oxydation.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of body of heater of the present utility model；
Fig. 3 is Fig. 2 of the present utility model C-C schematic cross-sectional views；
Fig. 4 is the structural representation of mesh belt device of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, a kind of novel brazing furnace, including frame 1, anterior boiler tube 2, body of heater 3, cooling
Boiler tube 4, rear portion boiler tube 5, mesh belt device 6 and drive device 7, described body of heater 3 include burner hearth 31 and furnace core tube 32, furnace core tube 32
It is installed in burner hearth 31, heat insulation layer 34 is provided with the inwall of burner hearth 31, furnace core tube 32 is arranged on the central part of burner hearth 31
Position, arranged along the length direction of burner hearth 31, multigroup heater 33, Duo Zujia is provided with the inwall of described heat insulation layer 34
Length direction of the thermal 33 along burner hearth 31 is evenly arranged, and described heater 33 is Elema, described furnace core tube 32
Both ends set hydrogen gas supplementing opening 35, and hydrogen gas supplementing opening 35 connects the gas distribution pipe 36 being installed in furnace core tube 32, grown along gas distribution pipe 36
Spend direction and multiple qi-emitting holes are set, by the setting of hydrogen gas supplementing opening 35, gas distribution pipe 36 and qi-emitting hole, uniformly into furnace core tube
Hydrogen make-up, is provided with heater 33 in described burner hearth 31, described anterior boiler tube 2, furnace core tube 32, cooling boiler tube 4 and
Rear portion boiler tube 5 is sequentially communicated, and insulating tube 11 is provided between described anterior boiler tube 2 and furnace core tube 32, and insulating tube 11 is stainless
Steel steel pipe, heat-insulation layer is enclosed with its outer wall, the front end of described anterior boiler tube 2 is charging aperture 8, and the tail end of rear portion boiler tube 5 is
Discharging opening 9, described anterior boiler tube 2 include the horizontal segment and tilting section being sequentially communicated, multilayer are provided with described horizontal segment
Flexible door curtain 21, combustion of hydrogen device 10 is connected with horizontal segment, the tilting section of described anterior boiler tube 2 tilts upward arrangement, preceding
The included angle A of the tilting section of portion's boiler tube 2 and the horizontal segment of anterior boiler tube 2 is 10 ~ 20 °, and preferably 15 °, described cooling boiler tube 4 includes
The horizontal segment and tilting section being sequentially communicated, the tilting section of described cooling boiler tube 4 are arranged diagonally downward, cool down the inclination of boiler tube 4
The included angle B of horizontal segment of the section with cooling down boiler tube 4 is 160 ~ 170 °, and preferential 165 °, the bottom for cooling down the tilting section of boiler tube 4 is provided with
Hydrogen inlet 41, hydrogen inlet 41 connect hydrogen source, and described rear portion boiler tube 5 is horizontally disposed, and hydrogen is connected with rear portion boiler tube 5
Burner 10, multilayer flexible door curtain 21 is provided with rear portion boiler tube 5, drive device 7, driving dress are provided with described frame 1
Put 7 driving mesh belt devices 6 to rotate, the guipure 63 of described mesh belt device 6 is from anterior boiler tube 2 is interior, furnace core tube 32 is interior, cooling boiler tube
Passed through in 4 and in rear portion boiler tube 5.Mesh belt device 6 includes driving wheel 61, driven pulley 62, guipure 63, reverse wheel 64 and swelling device
65, described power set driving driving wheel 61 rotates, and driving wheel 61, driven pulley 62, reverse wheel 64 and swelling device 65 pass through
Guipure 63 connects.
Described combustion of hydrogen device 10 includes pipeline 101, electric igniter 102 and combustion chamber 103, before pipeline 101 connects
The bottom of the tilting section of portion's boiler tube 2, or the bottom of the tilting section of connection cooling boiler tube 4, the other end of pipeline 101 are arranged on combustion
Burn in room 103, electric igniter 102 is provided with combustion chamber 103, control valve is provided with described pipeline 101.
Described cooling boiler tube 4 includes core pipe and sleeve pipe, and core pipe is sleeved in sleeve pipe 42, between described core pipe and sleeve pipe
Cooling water flow conduits are set, and the both ends of sleeve pipe set water inlet and delivery port respectively.
Described anterior boiler tube 2, furnace core tube 32, cooling boiler tube 4 and the structure of rear portion boiler tube 5 are identical, are stainless steel material
Rectangular tube, the bottom that overarches at the top of its cross sectional shape is rectangular.Pipe is outer to can be set multigroup stiffener plate.
In use, guipure 63 carries ceramic substrate and metallic conductor movement, enter from the charging aperture 8 of the anterior front end of boiler tube 2,
Enter by anterior boiler tube 2 and insulating tube 11 in the furnace core tube 32 of burner hearth 31, the soldering combination in furnace core tube 32, then again through cold
After area's boiler tube cooling, finished product is discharged from rear portion boiler tube 5.
Enter after hydrogen pressurization from the hydrogen inlet 41 on cooling boiler tube 4, upstream is tilted towards along the tilting section of cooling boiler tube 4
It is dynamic to enter in furnace core tube 32, enter the tilting section of anterior boiler tube 2 along furnace core tube 32 under pressure, finally through piping 101
Lighted into combustion chamber 103.Pressure hydrogen into the tilting section of cooling boiler tube 4, the tilting section for cooling down boiler tube 4 is full of,
Because hydrogen quality is most light, hydrogen is only possible to flow up, therefore, hydrogen will not along cooling boiler tube 4 tilting section diagonally downward
Into rear portion boiler tube 5, then, cool down the hydrogen in boiler tube 4 and sealed boiler tube 4 is cooled down, so as to ensure that outside air will not be from cooling
Boiler tube 4 enters in furnace core tube 32.
Into the hydrogen of the tilting section of anterior boiler tube 2, flowed downward under pressure along the tilting section of anterior boiler tube 2,
And hydrogen light weight itself, there is the trend that flowing is tilted upward along anterior boiler tube 2, under both comprehensive functions, hydrogen exists
Accumulation is retained in the tilting section of anterior boiler tube 2, and the tilting section of anterior boiler tube 2 is sealed, and outside air can not enter from anterior boiler tube 2
Enter furnace core tube 32, so as to ensure that the metallic conductor of the soldering in furnace core tube 32 is carried out under hydrogen reduction atmosphere all the time, avoid metal
Conductor indium.
Part enters the hydrogen of pipeline 101, enters along pipeline 101 in combustion chamber 103 and is burned, so as to avoid hydrogen explosion
Dangerous generation, partly into the hydrogen of rear portion boiler tube 5, enter pipeline 101 along rear portion boiler tube 5, finally enter the quilt of combustion chamber 103
Burning.Heater 33 of the present utility model is heated using Elema, relative to electrical heating, can effectively save the energy.
The utility model can also respectively set a hydrogen inlet 41, together in actual use at the both ends of furnace core tube 32
When along furnace core tube 32 length direction arrange gas distribution pipe, hydrogen from the both ends of furnace core tube 32 enter furnace core tube 32 in, then pass through cloth
Tracheae gas distribution, so that hydrogen is more uniformly discontented with whole burner hearth 31.
It is noted that above-described embodiment is to the illustrative and not limiting of technical solutions of the utility model, affiliated technology neck
The equivalent substitution of domain those of ordinary skill or the other modifications made according to prior art, as long as not exceeding the utility model skill
The thinking and scope of art scheme, it should be included within the interest field required by the utility model.
Claims (10)
- A kind of 1. novel brazing furnace, it is characterised in that：Including frame（1）, anterior boiler tube（2）, body of heater（3）, cooling boiler tube（4）、 Rear portion boiler tube（5）, mesh belt device（6）And drive device（7）, described body of heater（3）Including burner hearth（31）And furnace core tube（32）, stove Core pipe（32）It is installed on burner hearth（31）Interior, described burner hearth（31）Inside it is provided with heater（33）, described anterior boiler tube （2）, furnace core tube（32）, cooling boiler tube（4）And rear portion boiler tube（5）It is sequentially communicated, described anterior boiler tube（2）Front end for charging Mouthful（8）, rear portion boiler tube（5）Tail end be discharging opening（9）, described anterior boiler tube（2）Including the horizontal segment being sequentially communicated and incline Oblique section, described anterior boiler tube（2）Horizontal segment in be provided with multilayer flexible door curtain（21）, anterior boiler tube（2）Horizontal segment on connect It is connected to combustion of hydrogen device（10）, described anterior boiler tube（2）Tilting section tilt upward arrangement, described cooling boiler tube（4） Including the horizontal segment and tilting section being sequentially communicated, described cooling boiler tube（4）Tilting section arrange diagonally downward, its underpart set There is hydrogen inlet（41）, hydrogen inlet（41）Connect hydrogen source, described rear portion boiler tube（5）It is horizontally disposed, rear portion boiler tube（5）On It is connected with combustion of hydrogen device（10）, rear portion boiler tube（5）Inside it is provided with multilayer flexible door curtain（21）, described frame（1）Interior setting There is drive device（7）And mesh belt device（6）, drive device（7）Drive mesh belt device（6）Rotate, described mesh belt device（6）'s Guipure（63）From anterior boiler tube（2）Interior, furnace core tube（32）Interior, cooling boiler tube（4）Interior and rear portion boiler tube（5）Inside pass through.
- 2. novel brazing furnace according to claim 1, it is characterised in that：Described burner hearth（31）Inwall on be provided with guarantor Warm thermal insulation layer（34）, furnace core tube（32）Installed in burner hearth（31）Centre, along burner hearth（31）Length direction is arranged, described Heat insulation layer（34）Inwall on be provided with multigroup heater（33）, multigroup heater（33）Along burner hearth（31）Length Direction is evenly arranged, described heater（33）For Elema.
- 3. novel brazing furnace according to claim 1, it is characterised in that：Described anterior boiler tube（2）With furnace core tube（32） Between be provided with insulating tube（11）, insulating tube（11）For stainless-steel pipe, heat-insulation layer is enclosed with its outer wall.
- 4. novel brazing furnace according to claim 1, it is characterised in that：Described anterior boiler tube（2）Tilting section with before Portion's boiler tube（2）Horizontal segment included angle A be 10 ~ 20 °.
- 5. novel brazing furnace according to claim 1, it is characterised in that：Described anterior boiler tube（2）Tilting section with before Portion's boiler tube（2）Horizontal segment included angle A be 15 °.
- 6. novel brazing furnace according to claim 1, it is characterised in that：Described cooling boiler tube（4）Tilting section with it is cold But boiler tube（4）Horizontal segment included angle B be 160 ~ 170 °.
- 7. novel brazing furnace according to claim 1, it is characterised in that：Described cooling boiler tube（4）Tilting section with it is cold But boiler tube（4）Horizontal segment included angle B be 165 °.
- 8. novel brazing furnace according to claim 1, it is characterised in that：Described combustion of hydrogen device（10）Including pipeline （101）, electric igniter（102）And combustion chamber（103）, pipeline（101）Connect anterior boiler tube（2）Tilting section bottom, or Connection cooling boiler tube（4）Tilting section bottom, pipeline（101）The other end be arranged on combustion chamber（103）It is interior, combustion chamber （103）Inside it is provided with electric igniter（102）, described pipeline（101）On be provided with control valve.
- 9. novel brazing furnace according to claim 1, it is characterised in that：Described cooling boiler tube（4）Including core pipe and set Pipe, core pipe are sleeved in sleeve pipe, cooling water flow conduits are set between described core pipe and sleeve pipe, the both ends of sleeve pipe set water inlet respectively Mouth and delivery port.
- 10. novel brazing furnace according to claim 1, it is characterised in that：Described mesh belt device（6）Including driving wheel （61）, driven pulley（62）, guipure（63）, reverse wheel（64）And swelling device（65）, described drive device（7）Drive driving wheel （61）Rotate, driving wheel（61）, driven pulley（62）, reverse wheel（64）And swelling device（65）Pass through guipure（63）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720980112.7U CN207026678U (en) | 2017-08-08 | 2017-08-08 | Novel brazing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720980112.7U CN207026678U (en) | 2017-08-08 | 2017-08-08 | Novel brazing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207026678U true CN207026678U (en) | 2018-02-23 |
Family
ID=61474857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720980112.7U Expired - Fee Related CN207026678U (en) | 2017-08-08 | 2017-08-08 | Novel brazing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207026678U (en) |
-
2017
- 2017-08-08 CN CN201720980112.7U patent/CN207026678U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 Termination date: 20190808 |
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| CF01 | Termination of patent right due to non-payment of annual fee |