CN203401186U - Nitrogen charging device for soldering tin furnace of crest welder - Google Patents
Nitrogen charging device for soldering tin furnace of crest welder Download PDFInfo
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- CN203401186U CN203401186U CN201320446891.4U CN201320446891U CN203401186U CN 203401186 U CN203401186 U CN 203401186U CN 201320446891 U CN201320446891 U CN 201320446891U CN 203401186 U CN203401186 U CN 203401186U
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- nitrogen
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- furnace
- impeller shaft
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Abstract
The utility model discloses a nitrogen charging device for a soldering tin furnace of a crest welder. The soldering tin furnace comprises a furnace body, an impeller shaft arranged on the furnace body and driven by a chain and an installation plate arranged on an upper cover plate of the furnace body and used for fixing the impeller shaft. The nitrogen charging device comprises a nitrogen inlet plate used for leading nitrogen into the furnace body and a nitrogen diffusion plate used for diffusion of the nitrogen. The impeller shaft is sequentially sleeved with the nitrogen inlet plate and the nitrogen diffusion plate from top to bottom. The nitrogen inlet plate and the nitrogen diffusion plate are arranged between the installation plate and the upper cover plate of the furnace body and are tightly attached to the upper cover plate of the furnace body. A nitrogen inlet pipe used for nitrogen charging is further arranged on the nitrogen inlet plate. According to the nitrogen charging device for the soldering tin furnace of the crest welder, the nitrogen inlet plate and the nitrogen diffusion plate are arranged in the nitrogen charging device of the soldering tin furnace, low-oxygen-content space is formed above molten solder by the nitrogen, the frequency of the oxidation phenomenon is effectively reduced, the nitrogen can take away heat of the impeller shaft portion due to the design that the nitrogen firstly passes by the impeller shaft portion, and the temperature reduction function and the protection function are achieved on the impeller shaft and a bearing of the impeller shaft.
Description
Technical field
The utility model relates to the mechanical field of crest welder assembly, relates in particular to a kind of soldering furnace of crest soldering machine nitrogen charging device.
Background technology
The soldering furnace of crest soldering machine of mechanical pump structure easily produces a large amount of black powder shape solder oxides at impeller shaft place, this oxide not only causes a large amount of solder wastes, also can impact welding quality; Because impeller shaft is metal parts, easily conduct heat on bearing, bearing is worked under long term high temperature can affect the life-span simultaneously.So most equipment manufacturer can be filled with nitrogen to reduce the generation of black oxide powder in stove at present, but cannot take into account the problem of impeller shaft heat conduction.
Therefore, prior art has yet to be improved and developed.
Utility model content
In view of above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of soldering furnace of crest soldering machine nitrogen charging device, is intended to solve current soldering tin stove impeller bearing running hot problem.
The technical solution of the utility model is as follows:
A kind of soldering furnace of crest soldering machine nitrogen charging device, described solder furnace comprises body of heater, be arranged on body of heater by the impeller shaft of chain-driving, be positioned on furnace upper cover plate for the fixing installing plate of impeller shaft, wherein, described nitrogen charging device also comprises for nitrogen being imported to the nitrogen air intake plate of body of heater, is provided with the nitrogen that air-vent disperses for nitrogen and disperses plate; Described nitrogen air intake plate and nitrogen are dispersed plate and are from top to bottom set in successively on impeller shaft and are folded between installing plate and furnace upper cover plate; On described nitrogen air intake plate, be also provided with for being filled with the air inlet pipe of nitrogen.
Described soldering furnace of crest soldering machine nitrogen charging device, is characterized in that, described nitrogen air intake plate and nitrogen are dispersed the setting position of plate on described impeller shaft between installing plate and furnace upper cover plate and be close to furnace upper cover plate.
Described soldering furnace of crest soldering machine nitrogen charging device, wherein, described nitrogen air intake plate one end is provided with the nitrogen inlet being communicated with air inlet pipe, and described nitrogen air intake plate lower surface is provided with the groove of reservation shape, and described groove is communicated with nitrogen inlet.
Described soldering furnace of crest soldering machine nitrogen charging device, wherein, described groove is the annular groove of wound impeller axle.
Described soldering furnace of crest soldering machine nitrogen charging device, wherein, it is that the nitrogen that the nitrogen of permeable-gas ceramics material is dispersed plate or ventilative metal material is dispersed plate that described nitrogen is dispersed plate.
Described soldering furnace of crest soldering machine nitrogen charging device, wherein, described nitrogen is dispersed the air-vent that intralamellar part all directions are covered with diameter 10-35 μ m.
Beneficial effect: the utility model provides a kind of soldering furnace of crest soldering machine nitrogen charging device; by nitrogen air intake plate being set in solder furnace nitrogen charging device and nitrogen is dispersed plate; make nitrogen above molten solder, form hypoxemia space; effectively reduce oxidative phenomena; simultaneously; nitrogen first also makes nitrogen can take away the heat of impeller axial region through the design of impeller axial region, impeller shaft and bearing thereof has been played to the effect of cooling protection.
Accompanying drawing explanation
Fig. 1 is the cutaway view of soldering furnace of crest soldering machine nitrogen charging device of the present utility model.
Fig. 2 is the cutaway view of soldering furnace of crest soldering machine of the present utility model and nitrogen charging device.
Fig. 3 is the structural representation of nitrogen air intake plate in soldering furnace of crest soldering machine nitrogen charging device of the present utility model.
Fig. 4 is the structural representation that in soldering furnace of crest soldering machine nitrogen charging device of the present utility model, nitrogen is dispersed plate.
Fig. 5 is crest welder overall structure schematic diagram of the present utility model.
The specific embodiment
The utility model provides a kind of soldering furnace of crest soldering machine nitrogen charging device, for making the purpose of this utility model, technical scheme and effect clearer, clear and definite, below the utility model is further described.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
A kind of soldering furnace of crest soldering machine nitrogen charging device as illustrated in fig. 1 and 2, described solder furnace comprises body of heater 300, be arranged on the impeller shaft 210 driving by chain 240 on body of heater 300, concrete is that chain 240 drives sprocket wheel 220 and then the rotation of impeller axle being fixed on impeller shaft 210.Described impeller shaft is positioned on furnace upper cover plate 310 and by installing plate 410 rigid bearings 230, in impeller shaft rotary course, between its surface and molten solder 500, producing violent friction stirs, this fricative heat is easily delivered on bearing 230, make this bearing in hot operation state, shorten its service life.In this case, nitrogen charging device is set on crest welder, described nitrogen charging device comprises for nitrogen being imported to the nitrogen air intake plate 110 of body of heater, is provided with the nitrogen that ventilative micropore disperses for nitrogen and disperses plate 120; Described nitrogen air intake plate 110 and nitrogen are dispersed plate 120 and are from top to bottom set in successively on impeller shaft 210, be arranged between installing plate 410 and furnace upper cover plate 310 and be close to furnace upper cover plate 310, as shown in Figure 5, on described nitrogen air intake plate 110, be also provided with for being filled with the air inlet pipe of nitrogen.
As shown in Figure 3, described nitrogen air intake plate 110 one end are provided with the nitrogen inlet 111 being communicated with air inlet pipe, and described nitrogen air intake plate lower surface is provided with the groove 112 of reservation shape, and described groove 112 is communicated with nitrogen inlet 111.In addition, in the centre of nitrogen air intake plate 110, impeller shaft via hole 113 is set for being set in impeller shaft.Groove be designed with the diffusion that is beneficial to nitrogen, make its uniform ring around impeller shaft.Preferably, described groove is the annular groove of wound impeller axle.Certainly, also can be designed to as required other shape.The nitrogen of blast pipe enters nitrogen air intake plate by nitrogen inlet, and is full of the groove of whole nitrogen air intake plate
As shown in Figure 4, described nitrogen is dispersed plate 120 for square plate, centre position is provided with impeller shaft via hole 121 for being set in impeller shaft, described nitrogen is dispersed plate 120 surfaces and is covered with ventilative micropore, can be made by permeable-gas ceramics material or ventilative metal material, it is to be refined and formed by sintered powder technique.The inside all directions that made nitrogen is dispersed plate are covered with the air-vent of diameter 10-35 μ m, air-vent in this diameter range can meet nitrogen by needs, makes nitrogen by having many time and impeller shaft to carry out heat exchange before dispersing plate simultaneously.In preferred embodiment, it is that ventilative metal material is made that nitrogen is dispersed plate.Certainly, its material can be also other resistant to elevated temperatures materials.
As shown in Fig. 2 and 5, the space that has 10-15mm between the upper cover plate 310 of body of heater 300 and molten solder wherein 500, this space is full of the nitrogen being filled with by blast pipe 130 and makes to form hypoxemia space between molten solder 500 and furnace upper cover plate, has reduced the generation of oxidative phenomena.
The course of work of nitrogen charging device is: crest welder starts; nitrogen enters nitrogen air intake plate by blast pipe; and be full of in the groove of nitrogen air intake plate; now nitrogen and impeller shaft carry out heat exchange; heat on impeller shaft is delivered in nitrogen; then the micropore that nitrogen is dispersed plate along nitrogen enters into the gap formation hypoxemia isolation layer between furnace upper cover plate and molten solder, directly to the most easily producing the position of oxide, carries out nitrogen protection, reduces solder amount of oxidation.
The soldering furnace of crest soldering machine nitrogen charging device that the utility model provides; by nitrogen air intake plate being set in solder furnace nitrogen charging device and nitrogen is dispersed plate; make nitrogen above molten solder, form hypoxemia space; effectively reduce oxidative phenomena; simultaneously; nitrogen first also makes nitrogen can take away the heat of impeller axial region through the design of impeller axial region, impeller shaft and bearing thereof has been played to the effect of cooling protection.
Should be understood that; application of the present utility model is not limited to above-mentioned giving an example; for those of ordinary skills, can be improved according to the above description or convert, all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (6)
1. a soldering furnace of crest soldering machine nitrogen charging device, described solder furnace comprises body of heater, be arranged on body of heater by the impeller shaft of chain-driving, be positioned on furnace upper cover plate for the fixing installing plate of impeller shaft, it is characterized in that, described nitrogen charging device also comprises for nitrogen being imported to the nitrogen air intake plate of body of heater, is provided with the nitrogen that air-vent disperses for nitrogen and disperses plate; Described nitrogen air intake plate and nitrogen are dispersed plate and are from top to bottom set in successively on impeller shaft and are folded between installing plate and furnace upper cover plate; On described nitrogen air intake plate, be also provided with for being filled with the air inlet pipe of nitrogen.
2. soldering furnace of crest soldering machine nitrogen charging device according to claim 1, is characterized in that, described nitrogen air intake plate and nitrogen are dispersed the setting position of plate on described impeller shaft between installing plate and furnace upper cover plate and be close to furnace upper cover plate.
3. soldering furnace of crest soldering machine nitrogen charging device according to claim 1, it is characterized in that, described nitrogen air intake plate one end is provided with the nitrogen inlet being communicated with air inlet pipe, and described nitrogen air intake plate lower surface is provided with the groove of reservation shape, and described groove is communicated with nitrogen inlet.
4. soldering furnace of crest soldering machine nitrogen charging device according to claim 3, is characterized in that, described groove is the annular groove of wound impeller axle.
5. soldering furnace of crest soldering machine nitrogen charging device according to claim 1, is characterized in that, it is that the nitrogen that the nitrogen of permeable-gas ceramics material is dispersed plate or ventilative metal material is dispersed plate that described nitrogen is dispersed plate.
6. soldering furnace of crest soldering machine nitrogen charging device according to claim 1, is characterized in that, described nitrogen is dispersed the air-vent that intralamellar part all directions are covered with diameter 10-35 μ m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320446891.4U CN203401186U (en) | 2013-07-25 | 2013-07-25 | Nitrogen charging device for soldering tin furnace of crest welder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320446891.4U CN203401186U (en) | 2013-07-25 | 2013-07-25 | Nitrogen charging device for soldering tin furnace of crest welder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203401186U true CN203401186U (en) | 2014-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320446891.4U Expired - Lifetime CN203401186U (en) | 2013-07-25 | 2013-07-25 | Nitrogen charging device for soldering tin furnace of crest welder |
Country Status (1)
| Country | Link |
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| CN (1) | CN203401186U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106334855A (en) * | 2016-11-17 | 2017-01-18 | 深圳市劲拓自动化设备股份有限公司 | Nitrogen protection device |
| CN113732425A (en) * | 2021-08-24 | 2021-12-03 | 苏州恊合自动化科技有限公司 | Low-fluctuation tin furnace pump convenient to maintain and wave soldering tin furnace |
-
2013
- 2013-07-25 CN CN201320446891.4U patent/CN203401186U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106334855A (en) * | 2016-11-17 | 2017-01-18 | 深圳市劲拓自动化设备股份有限公司 | Nitrogen protection device |
| CN113732425A (en) * | 2021-08-24 | 2021-12-03 | 苏州恊合自动化科技有限公司 | Low-fluctuation tin furnace pump convenient to maintain and wave soldering tin furnace |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140122 |