CN205074635U - Nitrogen gas preheating device and applied device's stove of brazing - Google Patents
Nitrogen gas preheating device and applied device's stove of brazing Download PDFInfo
- Publication number
- CN205074635U CN205074635U CN201520807929.5U CN201520807929U CN205074635U CN 205074635 U CN205074635 U CN 205074635U CN 201520807929 U CN201520807929 U CN 201520807929U CN 205074635 U CN205074635 U CN 205074635U
- Authority
- CN
- China
- Prior art keywords
- overcoat
- inner bag
- nitrogen
- nitrogen gas
- heat
- Prior art date
- 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.)
- Expired - Fee Related
Links
Landscapes
- Tunnel Furnaces (AREA)
Abstract
The utility model relates to a nitrogen gas preheating device, include the overcoat and be used for the work piece to carry out the airtight inner bag of cooling down, the inner bag passes through the support mounting in the overcoat, and the flange board is installed to its feed end, being equipped with the heat dissipation area on the outer wall of inner bag, the overcoat is the annular duct structure, and the nitrogen gas import has been seted up to the below of this overcoat, and the nitrogen gas export has been seted up to its top, cavity formation confined preheating chamber between the outer wall of inner bag and the inner wall of overcoat. The utility model discloses an inside and outside bilayer structure, and form the confined preheating chamber between inner bag and the overcoat, the heat that the work piece cooling was distributed passes through heat conduction manner fully to be absorbed by the heat dissipation area around the courage outer wall including covering, evenly preheat with the nitrogen gas of heat radiation mode in to the overcoat in heat dissipation area, nitrogen gas after preheating pours as protective atmosphere in the stove courage through nitrogen gas pipeline, whole device is when realizing that the abandonment is thermal and recycle again, accelerate work piece cooling speed, the preparation length of cooling chamber has been shortened.
Description
Technical field
The utility model relates to soldering technical field of mechanical equipment, particularly relates to a kind of nitrogen preheating device and applies the soldering oven of this device.
Background technology
Soldering oven all needs to utilize nitrogen to do protective atmosphere, because nitrogen temperature is lower than normal temperature or even ice, can not directly pour in flue, usually need to heat in advance nitrogen just can pour flue, to reduce nitrogen, in-furnace temperature is impacted, and traditional approach is all pour in flue after being heated to operating temperature by burner hearth to nitrogen again, such meeting additionally consumes quite a few electric energy, add energy consumption, and the workpiece after soldering, usually need to be pushed in the cooling chamber immediately following the setting of soldering oven rear portion and cool, by consuming a large amount of cooling waters in this process, workpiece is made to reach cooling down, but the heat that workpiece itself carries is not fully used, cause heat waste.Therefore, now need to design a kind of lower the temperature heat of distributing of work-piece cools that can make full use of and nitrogen is carried out to the device of preheating, be extremely necessary, to realize the recycling of waste heat.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art part, there is provided a kind of nitrogen preheating device and apply the soldering oven of this device, the heat distributed by utilizing work-piece cools carries out even preheating to nitrogen, realizes the recycling again of waste heat, energy-conserving and environment-protective, reduce energy loss.
Technology solution of the present utility model is as follows:
A kind of nitrogen preheating device, is characterized in that: comprise overcoat and carry out the airtight inner bag of lowering the temperature for workpiece, described inner bag is by support installing in overcoat, and its feed end is provided with flanged plate, and the outer wall of inner bag is provided with heat-radiation belt; Described overcoat is ring shaped pipeline structure, and the below of this overcoat offers nitrogen inlet, offers nitrogen outlet above it, and the cavity between the outer wall of inner bag and the inwall of overcoat forms closed preheating chamber.
As improvement, described heat-radiation belt, around the outer wall surrounding being installed on inner bag, is equidistantly arranged between itself and the inwall of overcoat, improves the being heated evenly property of nitrogen when overcoat internal flow, reduces nitrogen to the impact of temperature in flue.
As improvement, the shape of described overcoat is square or circular, and the outer shape of itself and inner bag is suitable, strengthens nitrogen heating surface area, improves heat utilization ratio, accelerates nitrogen preheating rate.
The heat that work-piece cools is distributed is heated nitrogen in heat radiation mode by heat-radiation belt, while re-using waste heat, accelerates work-piece cools efficiency.
As improvement, described heat-radiation belt comprises the fin of some waveforms arrangement, the bottom of fin and the outer wall close contact of inner bag, is beneficial to and improves heat thermal conduction effect.
A kind of soldering oven, comprise body of heater and be set in the horse of furnace interior not, described horse top is not provided with nitrogen gas delivery-line, it is characterized in that: also comprise the nitrogen preheating device described in technique scheme, described horse discharge end is not tightly connected by the feed end of flanged plate and sealing ring and described inner bag, nitrogen outlet is connected with described nitrogen gas delivery-line, nitrogen enters in described overcoat through nitrogen inlet, in heat radiation mode, homogeneous heating is carried out to it by heat-radiation belt, nitrogen after preheating enters in nitrogen gas delivery-line to pass in flue through nitrogen outlet does protective atmosphere use.
The beneficial effects of the utility model are:
Outer double-layer structure in the utility model adopts, and between inner bag and overcoat, form closed preheating chamber, workpiece after completion of processing carries out cooling down in airtight inner bag, the heat-radiation belt that its heat distributed is coated over inner bladder outer wall surrounding by heat exchange pattern fully absorbs, heat-radiation belt carries out even preheating in heat radiation mode to the nitrogen in overcoat, nitrogen is poured in flue as protective atmosphere by nitrogen gas delivery-line after being preheating to uniform temperature again, whole device is while realizing again the recycling of waste heat, accelerate work-piece cools speed, shorten the making length of cooling chamber to a certain extent, cost-saving.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model overcoat.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical scheme in the utility model embodiment is illustrated clearly and completely.
Embodiment one
As shown in Figure 1, the utility model provides a kind of nitrogen preheating device, and comprise overcoat 1 and carry out the airtight inner bag 2 of lowering the temperature for workpiece, described inner bag 2 is installed in overcoat 1 by support 3, its feed end is provided with flanged plate 4, and the outer wall of inner bag 2 is provided with heat-radiation belt 5, as shown in Figure 2, described overcoat 1 is ring shaped pipeline structure, the below of this overcoat 1 offers nitrogen inlet 11, nitrogen outlet 12 is offered above it, cavity between the outer wall of inner bag 2 and the inwall of overcoat 1 forms closed preheating chamber 6, temperature is that subzero nitrogen is flowed by the circular path of nitrogen inlet 11 along overcoat 1 inside, draw through nitrogen outlet 12 after preheating, wherein, in order to improve the being heated evenly property of nitrogen when overcoat 1 internal flow, thus reduce nitrogen to the impact of temperature in flue, described heat-radiation belt 5 is around the outer wall surrounding being installed on inner bag 2, equidistantly arrange between itself and the inwall of overcoat 1.In addition, in the present embodiment, the shape of overcoat 1 is square or circular, the outer shape of itself and inner bag 2 is suitable, it is outside that overcoat 1 entirety is set in inner bag 2, add heat-radiation belt 5 heat radiation area, strengthen the heating surface area of nitrogen, improve heat utilization ratio, reduce thermal losses, and then accelerate nitrogen preheating rate to a great extent.
In the present embodiment, described heat-radiation belt 5 comprises the fin 51 of some waveforms arrangement, the bottom of fin 51 and the outer wall close contact of inner bag 2, heat work-piece cools being lowered the temperature distribute is absorbed by heat-radiation belt 5 by inner bag 2 outer wall in thermo-conducting manner, improve thermal conduction effect to a great extent, reduce heat loss.
A kind of soldering oven, the horse comprising body of heater 7 and be set in body of heater 7 inside not 8, described horse not 8 top be provided with nitrogen gas delivery-line 9, also comprise the nitrogen preheating device described in technique scheme, horse not 8 discharge end 81 be tightly connected by the feed end 21 of flanged plate 4 and sealing ring and described inner bag 2, inner bag 2 airtight completely cutting off is arranged in overcoat 1, the nitrogen outlet 12 offered above overcoat 1 is connected with described nitrogen gas delivery-line 9, nitrogen enters in described overcoat 1 through nitrogen inlet 11, workpiece after soldering completes is delivered in inner bag 2 and is cooled, its heat conduction distributed carries out abundant heat accumulation to the heat-radiation belt 5 in inner bag 2 outer wall surrounding, in thermal-radiating mode, homogeneous heating is carried out to the nitrogen in overcoat 1 again, in this process while re-using waste heat, effective quickening work-piece cools efficiency, shorten cooling chamber manufactured size, reduce costs, simultaneously, nitrogen after preheating enters in nitrogen gas delivery-line 9 to pour in flue through nitrogen outlet 12 does protective atmosphere use, the whole process implementation recycling again of waste heat, solve the problem of nitrogen being carried out to the pre-a large amount of electric energy of heat loss separately.
The above; be only utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (4)
1. a nitrogen preheating device, it is characterized in that: comprise overcoat (1) and carry out the airtight inner bag (2) of lowering the temperature for workpiece, described inner bag (2) is installed in overcoat (1) by support (3), its feed end (21) is provided with flanged plate (4), and the outer wall of inner bag (2) is provided with heat-radiation belt (5); Described overcoat (1) is ring shaped pipeline structure, the below of this overcoat (1) offers nitrogen inlet (11), offer nitrogen outlet (12) above it, the cavity between the outer wall of inner bag (2) and the inwall of overcoat (1) forms closed preheating chamber (6).
2. a kind of nitrogen preheating device as claimed in claim 1, is characterized in that: described heat-radiation belt (5), around the outer wall surrounding being installed on inner bag (2), is equidistantly arranged between itself and the inwall of overcoat (1).
3. a kind of nitrogen preheating device as claimed in claim 2, is characterized in that: the shape of described overcoat (1) is square or circular.
4. a soldering oven, comprise body of heater (7) and be set in the inner horse of body of heater (7) not (8), the top of described horse not (8) is provided with nitrogen gas delivery-line (9), it is characterized in that: also comprise the nitrogen preheating device described in any one of the claims 1 to 3, the discharge end (81) of described horse not (8) is tightly connected by the feed end (21) of flanged plate (4) and sealing ring and described inner bag (2), and nitrogen outlet (12) is connected with described nitrogen gas delivery-line (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520807929.5U CN205074635U (en) | 2015-10-19 | 2015-10-19 | Nitrogen gas preheating device and applied device's stove of brazing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520807929.5U CN205074635U (en) | 2015-10-19 | 2015-10-19 | Nitrogen gas preheating device and applied device's stove of brazing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205074635U true CN205074635U (en) | 2016-03-09 |
Family
ID=55427074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520807929.5U Expired - Fee Related CN205074635U (en) | 2015-10-19 | 2015-10-19 | Nitrogen gas preheating device and applied device's stove of brazing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205074635U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106624241A (en) * | 2016-12-29 | 2017-05-10 | 上海德朗汽车零部件制造有限公司 | Low-energy-consumption brazing furnace |
-
2015
- 2015-10-19 CN CN201520807929.5U patent/CN205074635U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106624241A (en) * | 2016-12-29 | 2017-05-10 | 上海德朗汽车零部件制造有限公司 | Low-energy-consumption brazing furnace |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203805485U (en) | UV printing solidifying and cooling device | |
| CN201031250Y (en) | Side blowing jet current heating type aluminum coiled material annealing furnace | |
| CN205074635U (en) | Nitrogen gas preheating device and applied device's stove of brazing | |
| CN201193236Y (en) | Thermal recovery type continuous isothermal normalizing furnace | |
| CN101284325A (en) | Network bringing type brazing furnace | |
| CN205403462U (en) | A cooling device and system for soft magnetic ferrite sintering high -temperature gas | |
| CN205599465U (en) | Heat -curing device of color -coated sheet film | |
| CN209508316U (en) | A kind of high-tensile cylinder bolt tempering equipment | |
| CN104018010A (en) | Reduction distillation furnace for sponge titanium production | |
| CN103994658B (en) | Biomass fuel melts aluminium stove | |
| CN200996035Y (en) | Air cooler for bright annealing furnace | |
| CN103486871B (en) | Melting furnace chimney with waste heat recovery structure | |
| CN202490761U (en) | Far infrared heating curing device | |
| CN204853981U (en) | A dynamic hydrologic cycle power device heat dissipation heat recovery unit for on water heater | |
| CN211413614U (en) | Alloy is forged and is cast and use mould heat sink | |
| CN104602496B (en) | A kind of efficient integrated-type radiator | |
| CN203295558U (en) | Novel pit type tempering furnace | |
| CN203432279U (en) | Electric arc furnace cover with cooling system | |
| CN201506815U (en) | Synchronous two-way opposite purging equivalent temperature normalizing rapid cooling chamber | |
| CN207766634U (en) | A kind of microwave-excited plasma device | |
| CN204495059U (en) | Realize the difunctional device for homogenous heating of thermal convection current and secondary radiation | |
| CN206890808U (en) | A kind of commercial electromagnet boiler | |
| CN211284456U (en) | Waste heat preheating furnace for steel cylinder heat treatment induction heating device | |
| CN206477011U (en) | A kind of tempering furnace hot air circulating system | |
| CN201063896Y (en) | Heat radiating structure for electromagnetic oven |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20171019 |