CN204857761U - Light decay stove - Google Patents
Light decay stove Download PDFInfo
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- CN204857761U CN204857761U CN201520496499.XU CN201520496499U CN204857761U CN 204857761 U CN204857761 U CN 204857761U CN 201520496499 U CN201520496499 U CN 201520496499U CN 204857761 U CN204857761 U CN 204857761U
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- Prior art keywords
- light
- light source
- conveyer
- hypostracum
- light decay
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model belongs to the technical field of the solar wafer manufacture equipment, concretely relates to light decay stove, including last stove courage, down stove courage, light source case, conveyer and heating device, conveyer sets up in by in last stove courage and the stove courage formed down the accommodation space, heating device and holding spatial join, and the light source case sets up in the top of last stove courage. Compared with the prior art, the utility model discloses a go up the stove courage, lower stove courage, the light source case, a conveyer, heating device and temperature regulating device, in using, on arranging the silicon chip product in conveyer, conveyer is taking the product through the accommodation space promptly, temperature in the whole accommodation space of temperature regulating device control keeps invariable and unanimous, the light source case is then with the surface of light struck at the silicon chip, make the silicon chip take place the light decay, it is depleted to the balanced state after, the silicon chip basically can not be depleted again in assembling into solar cell or the use at solar cell after, thereby can improve solar cell's photoelectric conversion efficiency, extension solar cell's life.
Description
Technical field
The utility model belongs to solar battery sheet manufacturing equipment technical field, is specifically related to a kind of light decay stove.
Background technology
Since Fischer and Pschunder first time in 1973 finds the light decay phenomenon of boron-doping silicon sheet, the light decay problem of crystalline silicon material and solar cell thereof just receives the concern of people always.Although there is the report much about crystal silicon chip and solar cell light decay law study thereof in document, but, in prior art, the manufacturer of solar battery sheet generally can not carry out light decay process to silicon chip, this just can occur when just making the light decay of silicon chip will arrive solar cell use, this just makes the photoelectric conversion efficiency of solar cell reduce, and can affect the useful life of solar cell.
In view of this, necessaryly provide a kind of light decay stove, it can be at a constant temperature, adopt strong illumination silicon chip, make its exhaustion to poised state, thus decay again hardly in the use procedure afterwards of this silicon chip, thus improve the photoelectric conversion efficiency of solar cell, extend the useful life of solar cell.
Utility model content
The purpose of this utility model is: for the deficiencies in the prior art, and a kind of light decay stove is provided, it can be at a constant temperature, adopt strong illumination silicon chip, make its exhaustion to poised state, thus decay again hardly in the use procedure afterwards of this silicon chip, thus improve the photoelectric conversion efficiency of solar cell, extend the useful life of solar cell.
In order to achieve the above object, the utility model adopts following technical scheme:
A kind of light decay stove, comprise upper furnace, lower furnace, light-source box, conveyer and heater, described conveyer is arranged in the accommodation space that formed by described upper furnace and described lower furnace, described heater is connected with described accommodation space, and described light-source box is arranged at the top of described upper furnace.
One as the utility model light decay stove is improved, and described light-source box comprises the little case of several separate and dismountable light sources, and intensity of illumination and the illumination of the little case of each described light source are highly all adjustable.
One as the utility model light decay stove is improved, and the little case of each described light source includes light source casing, fluorescent tube and glass film plates, and described fluorescent tube is arranged in described light source casing, and described glass film plates is arranged at the bottom of described light source casing.
One as the utility model light decay stove is improved, described light source casing is also provided with condenser and centrifugal blower, described centrifugal blower is connected with the top of described light source casing, one end of described condenser communicates with the inside of described light source casing, and the other end of described condenser communicates with described centrifugal blower.
One as the utility model light decay stove is improved, described light source casing comprises the first hypostracum, the first intermediate layer and the first watchcase layer, described first hypostracum and described first watchcase layer are all set to stainless steel component, and described first intermediate layer is set to heat-preservation cotton layer.
One as the utility model light decay stove is improved, described heater comprises heating board, hot blast motor and heating furnace body, described heating furnace body is placed in described lower furnace, described heating board is arranged on described heating furnace body, one end of described hot blast motor embeds in described heating furnace body, described hot blast motor is also provided with fresh wind and fills into mouth, in described heating furnace body, be also connected with hot type mouth.
One as the utility model light decay stove is improved, described heating furnace body comprises the second hypostracum and the second watchcase layer, described second hypostracum and described second watchcase layer are all set to stainless steel component, described heating board is arranged on described second hypostracum, air flow channel is formed between described second hypostracum and described second watchcase layer, the two ends of described heating board are provided with air inlet, and described air inlet is communicated with described air flow channel.
One as the utility model light decay stove is improved, described second hypostracum comprises base plate and sidewall, described base plate is provided with the through hole that can pass for described hot blast motor, described sidewall comprises tilting section and vertical section, one end of described vertical section is connected with described base plate by described tilting section, and the other end of described vertical section is connected with described heating board.
One as the utility model light decay stove is improved, and be provided with the second intermediate layer between described lower furnace and described heating furnace body, described second intermediate layer is set to heat-preservation cotton layer.
One as the utility model light decay stove is improved, the sidewall of described lower furnace is provided with several compressed air and enters pipe, compressed air described in several enters the opening of pipe towards contrary with the direction of motion of described conveyer, and compressed air described in several enters the top that Guan Jun is positioned at described heating board.
Relative to prior art, the utility model comprises upper furnace, lower furnace, light-source box, conveyer, heater and temperature regulating device, during use, silicon chip product is placed on conveyer, conveyer namely with product through accommodation space, temperature regulating device controls temperature remained constant in whole accommodation space and consistent (200 DEG C-250 DEG C), light is then radiated at the surface of silicon chip by light-source box, make silicon chip generation light decay, after exhaustion to poised state, silicon chip to be assembled into afterwards in solar cell or the use procedure at solar cell substantially can not exhaustion again (practice shows: silicon chip is within a period of time that illumination is initial, its characteristic parameter is decayed, decay subsequently slack-off, after after a while, light decay is very little, be tending towards saturated), thus the photoelectric conversion efficiency of solar cell can be improved, extend the useful life of solar cell.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model.
Fig. 2 is the perspective view of the little case of light source in the utility model.
Fig. 3 is the sectional structure schematic diagram of the little case of light source in the utility model.
Fig. 4 is the decomposition texture schematic diagram of heater in the utility model.
Fig. 5 is the sectional structure schematic diagram of heater in the utility model.
Fig. 6 is the part-structure schematic diagram of lower furnace in the utility model.
Wherein:
1-upper furnace;
2-lower furnace;
21-compressed air enters pipe;
3-light-source box;
31-light source casing, 32-fluorescent tube, 33-glass film plates, 34-centrifugal blower, 35-condenser;
4-conveyer;
5-heater;
51-heating board, 511-air inlet, 52-hot blast motor, 53-heating furnace body, 531-second hypostracum, 532-second watchcase layer, 533-air flow channel, 534-base plate, 5341-through hole, 535-sidewall, 5351-tilting section, the vertical section of 5352-, the fresh wind of 54-fills into mouth, 55-hot type mouth, 56-second intermediate layer;
6-silicon chip.
Embodiment
Below in conjunction with embodiment and Figure of description, elaboration detailed is further done to the utility model and beneficial effect thereof, but embodiment of the present utility model is not limited to this.
As shown in Figures 1 to 6, a kind of light decay stove that the utility model provides, comprise upper furnace 1, lower furnace 2, light-source box 3, conveyer 4, heater 5 and temperature regulating device, conveyer 4 is arranged in the accommodation space that formed by upper furnace 1 and lower furnace 2, heater 5 is connected with accommodation space, and light-source box 3 is arranged at the top of upper furnace 1.Wherein, the light source in light-source box 3 is infrared light supply, because its radiation response is better, silicon chip 6 can be made to have good light decay effect.Conveyer 4 is set to conveyer belt, silicon chip 6 is placed on conveyer belt, by regulating the translational speed of conveyer belt, the time that silicon chip 6 stops in accommodation space can be controlled, the cooperation of heater 5 and temperature regulating device can make the temperature everywhere of accommodation space be consistent and constant, to ensure light decay effect.
Light-source box 3 comprises the little case of several separate and dismountable light sources, intensity of illumination and the illumination of the little case of each light source are highly all adjustable, namely the little case of each light source is modular, little for each light source case is connected with control system, namely can the in real time intensity of regulating illumination and the height of illumination as required, to reach best light decay effect.
The little case of each light source includes light source casing 31, fluorescent tube 32 and glass film plates 33, and fluorescent tube 32 is arranged in light source casing 31, and glass film plates 33 is arranged at the bottom of light source casing 31.Glass film plates 33 is high glass thoroughly, and fluorescent tube 32 can expeditiously through this glass film plates 33.Preferably, fluorescent tube 32 is infrared lamp.The little case of light source is mainly used for providing light source, but because the little case of light source is placed in above heater 5, therefore partial heat also can be put aside in its inside, this can make the little the temperature inside the box of light source too high, therefore, be also provided with centrifugal blower 34 and condenser 35 in light source casing 31 of the present utility model, centrifugal blower 34 is connected with the top of light source casing 31, one end of condenser 35 communicates with the inside of light source casing 31, and the other end of condenser 35 communicates with centrifugal blower 34.As shown in Figure 3, it forms Inner eycle by forced refluence to air floating manner in the little case of light source, and hot blast is got back in light source casing 31 after condenser 35 cools, thus can reduce the impact that thermal effect causes fluorescent tube 32.
Light source casing 31 comprises the first hypostracum, the first intermediate layer and the first watchcase layer, and the first hypostracum and the first watchcase layer are all set to stainless steel component, and the first intermediate layer is set to heat-preservation cotton layer, to prevent external environment on the impact of light source casing 31.
Heater 5 comprises heating board 51, hot blast motor 52 and heating furnace body 53, heating furnace body 53 is placed in lower furnace 2, heating board 51 is arranged on heating furnace body 53, one end of hot blast motor 52 embeds in heating furnace body 53, hot blast motor 52 is also provided with fresh wind and fills into mouth 54, in heating furnace body 53, be also connected with hot type mouth 55.The utility model adopts the mode of hot blast motor 52 and heating board 5 to heat accommodation space, and inequality can realize the effect of homogeneous temperature, and power consumption is low.Fill into mouth 54 from fresh wind and can fill into fresh air, with control temperature, 55, hot type mouth can discharge the high-temperature gas in light decay stove in time.
Heating furnace body 53 comprises the second hypostracum 531 and the second watchcase layer 532, second hypostracum 531 and the second watchcase layer 532 are all set to stainless steel component, heating board 51 is arranged on the second hypostracum 531, air flow channel 533 is formed between second hypostracum 531 and the second watchcase layer 532, the two ends of heating board 51 are provided with air inlet 511, and air inlet 511 is communicated with air flow channel 533.Air-flow direction in heating furnace body 53 as shown in Figure 5, under the driving of hot blast motor 52, air enters in air flow channel 533 from air inlet 511, namely, heater 5 adopts the mode of four sides return air can ensure that blast is stablized, and then ensure temperature control effect, make the homogeneous temperature everywhere of accommodation space, constant.Each warm area of heating furnace body 53 adopts forces independent loops, the independent mode controlling, heat up and down, heats up rapidly, makes temperature in furnace chamber accurately, evenly.
Second hypostracum 531 comprises base plate 534 and sidewall 535, base plate 534 is provided with the through hole 5341 that hot blast feeding motor 52 passes, sidewall 535 comprises tilting section 5351 and vertical section 5352, one end of vertical section 5352 is connected with base plate 534 by tilting section 5351, and the other end of vertical section 5352 is connected with heating board 51.So, just gradually wide air flow channel 533 can be formed between the second hypostracum 531 and the second watchcase layer 532.
Be provided with the second intermediate layer 56, intermediate layer 56, second between lower furnace 2 and heating furnace body 53 and be set to heat-preservation cotton layer, to prevent external environment, it is impacted.
The sidewall of lower furnace 2 is provided with several compressed air and enters pipe 21, several compressed air enter the opening of pipe 21 towards contrary with the direction of motion of conveyer 4, and several compressed air enter the top that pipe 21 is all positioned at heating board 51, and several compressed air enter pipe 21 and form tunnel type cooling system.Because under the drive of conveyer 4, silicon chip 6 moves together along with conveyer 4, due to the heat effect of heating board 51, silicon chip 6 more backward kinetic temperature is higher, compressed air enters pipe 21 then can by compressed air to fore blow, and namely compressed air is blown from high-temperature region toward low-temperature space, with the temperature in effectively rapidly and in lower furnace 2, reach the temperature of setting fast, so just can ensure uniformity and the constancy of silicon chip 6 position everywhere preferably.
In the present embodiment, the distance between heating board 51 and silicon chip 6 is 30mm-70mm, and the distance between fluorescent tube 32 and silicon chip 6 is 150mm-250mm.
To sum up, temperature regulating device of the present utility model comprises three systems: one is the air-cooled circulatory system (comprising centrifugal blower 34 and condenser 35) in light-source box 3, second is enter by several compressed air the tunnel type cooling system that pipe 21 formed, 3rd to be each warm area fill into by fresh wind the circulatory system that mouth 54, hot type mouth 55 and air inlet 511 formed, and the acting in conjunction of triple temperature-controlling system can to make in stove temperature everywhere keep evenly, stable.
In a word, the utility model comprises upper furnace 1, lower furnace 2, light-source box 3, conveyer 4, heater 5 and temperature regulating device, during use, silicon chip 6 product is placed on conveyer 4, conveyer 4 namely with product through accommodation space, temperature regulating device controls the temperature remained constant (200 DEG C-250 DEG C) in whole accommodation space, light is radiated at the surface of silicon chip 6 by light-source box 3, make silicon chip 6 that light decay occur, after exhaustion to poised state, silicon chip 6 to be assembled into afterwards in solar cell or the use procedure at solar cell substantially can not exhaustion again (practice shows: silicon chip 6 is within a period of time that illumination is initial, its characteristic parameter is decayed, decay subsequently slack-off, after after a while, light decay is very little, be tending towards saturated), thus the photoelectric conversion efficiency of solar cell can be improved, extend the useful life of solar cell.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change above-mentioned execution mode and revise.Therefore, the utility model is not limited to embodiment disclosed and described above, also should fall in the protection range of claim of the present utility model modifications and changes more of the present utility model.In addition, although employ some specific terms in this specification, these terms just for convenience of description, do not form any restriction to the utility model.
Claims (10)
1. a light decay stove, it is characterized in that: comprise upper furnace, lower furnace, light-source box, conveyer and heater, described conveyer is arranged in the accommodation space that formed by described upper furnace and described lower furnace, described heater is connected with described accommodation space, and described light-source box is arranged at the top of described upper furnace.
2. light decay stove according to claim 1, is characterized in that: described light-source box comprises the little case of several separate and dismountable light sources, and intensity of illumination and the illumination of the little case of each described light source are highly all adjustable.
3. light decay stove according to claim 2, is characterized in that: the little case of each described light source includes light source casing, fluorescent tube and glass film plates, and described fluorescent tube is arranged in described light source casing, and described glass film plates is arranged at the bottom of described light source casing.
4. light decay stove according to claim 3, it is characterized in that: described light source casing is also provided with condenser and centrifugal blower, described centrifugal blower is connected with the top of described light source casing, one end of described condenser communicates with the inside of described light source casing, and the other end of described condenser communicates with described centrifugal blower.
5. light decay stove according to claim 3, it is characterized in that: described light source casing comprises the first hypostracum, the first intermediate layer and the first watchcase layer, described first hypostracum and described first watchcase layer are all set to stainless steel component, and described first intermediate layer is set to heat-preservation cotton layer.
6. light decay stove according to claim 1, it is characterized in that: described heater comprises heating board, hot blast motor and heating furnace body, described heating furnace body is placed in described lower furnace, described heating board is arranged on described heating furnace body, one end of described hot blast motor embeds in described heating furnace body, described hot blast motor is also provided with fresh wind and fills into mouth, in described heating furnace body, be also connected with hot type mouth.
7. light decay stove according to claim 6, it is characterized in that: described heating furnace body comprises the second hypostracum and the second watchcase layer, described second hypostracum and described second watchcase layer are all set to stainless steel component, described heating board is arranged on described second hypostracum, air flow channel is formed between described second hypostracum and described second watchcase layer, the two ends of described heating board are provided with air inlet, and described air inlet is communicated with described air flow channel.
8. light decay stove according to claim 7, it is characterized in that: described second hypostracum comprises base plate and sidewall, described base plate is provided with the through hole that can pass for described hot blast motor, described sidewall comprises tilting section and vertical section, one end of described vertical section is connected with described base plate by described tilting section, and the other end of described vertical section is connected with described heating board.
9. light decay stove according to claim 6, is characterized in that: be provided with the second intermediate layer between described lower furnace and described heating furnace body, described second intermediate layer is set to heat-preservation cotton layer.
10. light decay stove according to claim 6, it is characterized in that: the sidewall of described lower furnace is provided with several compressed air and enters pipe, compressed air described in several enters the opening of pipe towards all contrary with the direction of motion of described conveyer, and compressed air described in several enters the top that Guan Jun is positioned at described heating board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520496499.XU CN204857761U (en) | 2015-07-10 | 2015-07-10 | Light decay stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520496499.XU CN204857761U (en) | 2015-07-10 | 2015-07-10 | Light decay stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204857761U true CN204857761U (en) | 2015-12-09 |
Family
ID=54748287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520496499.XU Withdrawn - After Issue CN204857761U (en) | 2015-07-10 | 2015-07-10 | Light decay stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204857761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104979431A (en) * | 2015-07-10 | 2015-10-14 | 东莞市科隆威自动化设备有限公司 | Luminous attenuation furnace |
-
2015
- 2015-07-10 CN CN201520496499.XU patent/CN204857761U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104979431A (en) * | 2015-07-10 | 2015-10-14 | 东莞市科隆威自动化设备有限公司 | Luminous attenuation 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 | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151209 Effective date of abandoning: 20170405 |