CN214470001U - Improved structure of closed non-contact sintering furnace for crystalline silicon battery - Google Patents
Improved structure of closed non-contact sintering furnace for crystalline silicon battery Download PDFInfo
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- CN214470001U CN214470001U CN202022850640.5U CN202022850640U CN214470001U CN 214470001 U CN214470001 U CN 214470001U CN 202022850640 U CN202022850640 U CN 202022850640U CN 214470001 U CN214470001 U CN 214470001U
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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
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Abstract
The utility model discloses a crystalline silicon battery seals non-contact fritting furnace and improves structure, including fritting furnace, a plurality of heating fluorescent tube, conveying track and air inlet unit, air inlet unit is located the interior bottom of fritting furnace, and is a plurality of the heating fluorescent tube is located the fritting furnace and is located air inlet unit's top, be equipped with crystalline silicon battery in the fritting furnace, crystalline silicon battery is located a plurality of heating fluorescent tubes directly over, crystalline silicon battery is in the suspended state through air inlet unit is given vent to anger, conveying track passes through the outer wall fixed connection of slewing mechanism and fritting furnace, be equipped with sealing door on the fritting furnace. The utility model discloses the airtight space of fritting furnace can avoid external atmosphere to the influence of crystal silicon battery sintering, can also use air inlet unit to provide sintering atmosphere to make crystal silicon battery be in the suspended state at the in-process of sintering, avoid the furnace zone seal that contact furnace zone caused among the sintering process.
Description
Technical Field
The utility model relates to a solar cell production technology technical field especially relates to a crystalline silicon battery seals non-contact fritting furnace and improves structure.
Background
Solar energy is inexhaustible renewable energy source and clean energy source, and does not produce any environmental pollution. Among the effective uses of solar energy; solar photovoltaic utilization is one of the most attractive projects in the most rapid and active research field in recent years. For this reason, solar cells have been developed and developed. The solar cell is manufactured mainly based on semiconductor materials, and the working principle of the solar cell is that photoelectric materials are utilized to generate photoelectron conversion reaction after absorbing light energy, and the photoelectric materials are different according to the used materials.
Solar cells are an important way for people to generate electricity in the future, and solar cells manufactured by adopting crystalline silicon are the mainstream technology in the photovoltaic industry at present. In the production process of the crystalline silicon solar cell, a drying and sintering process is an important process for manufacturing the solar cell, and because the sintering is open type crawler sintering, in the process of entering a sintering furnace and sintering, the external atmosphere easily has adverse effects on the sintering of the crystalline silicon cell, and a contact furnace zone in the sintering process causes furnace zone marks to be generated after the crystalline silicon cell is sintered, so that the quality of a finished product is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the non-contact fritting furnace improvement structure is sealed to a crystalline silicon battery that proposes, because current sintering is open type's track sintering, at the in-process that gets into fritting furnace and sintering, the influence of external atmosphere to crystalline silicon battery sintering can be avoided to the airtight space of fritting furnace, air inlet unit not only can provide the required atmosphere of sintering, can also use to admit air and place crystalline silicon battery in the in-process of sintering suspended state in, avoid the furnace area seal that contact furnace area caused among the sintering process.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the improved structure of the crystalline silicon battery closed non-contact type sintering furnace comprises the sintering furnace, a plurality of heating lamp tubes, a conveying crawler belt and an air inlet device, wherein the air inlet device is positioned at the inner bottom of the sintering furnace, the heating lamp tubes are positioned in the sintering furnace and positioned above the air inlet device, crystalline silicon batteries are arranged in the sintering furnace and positioned right above the heating lamp tubes, the crystalline silicon batteries are in a suspended state through air outlet of the air inlet device, the conveying crawler belt is fixedly connected with the outer wall of the sintering furnace through a rotating mechanism, and a sealing door is arranged on the sintering furnace.
Preferably, the sintering furnace can be simultaneously provided with 1-100pcs of crystalline silicon batteries and is positioned right above the plurality of heating lamp tubes.
Preferably, the material of the sintering furnace is one of ceramics, alloy and stainless steel.
Preferably, the conveying crawler consists of two motorized rollers and a transmission belt, the transmission belt is wound on the two motorized rollers and clings to the two motorized rollers, and the transmission belt is of a net structure.
Preferably, the air inlet device comprises an inner cavity arranged in the bottom of the sintering furnace, a plurality of threaded holes are formed in the inner bottom of the sintering furnace, the plurality of threaded holes are communicated with the inner cavity, the plurality of threaded holes are uniformly distributed in the inner bottom of the sintering furnace, and air outlet pipe heads are connected in the threaded holes in a threaded manner.
Preferably, the rotating mechanism comprises a rotating cylinder fixed on the outer wall of the sintering furnace, an output end of the rotating cylinder is fixedly connected with an L-shaped rod, and the L-shaped rod is fixedly connected with a fixed end of the electric roller.
Preferably, the sintering furnace is provided with a vent pipe, and the vent pipe is communicated with the inner cavity.
The utility model has the advantages that:
in the process of entering a sintering furnace and sintering, the closed space of the sintering furnace can avoid the influence of external atmosphere on the sintering of the crystalline silicon battery, the air inlet device can provide atmosphere required by sintering, the crystalline silicon battery can be placed in a suspension state in the sintering process by applying air inlet, and furnace band marks caused by contact furnace bands in the sintering process are avoided.
Drawings
Fig. 1 is a perspective view of an improved structure of a closed non-contact sintering furnace for a crystalline silicon cell according to the present invention;
fig. 2 is a partial schematic perspective view of a modified structure of a closed non-contact sintering furnace for a crystalline silicon cell according to the present invention;
fig. 3 is a schematic perspective view of a middle conveying track of an improved structure of a crystalline silicon cell closed non-contact sintering furnace provided by the utility model;
fig. 4 is a schematic perspective view of a middle gas outlet pipe head of a crystalline silicon cell closed non-contact sintering furnace improved structure according to the present invention.
In the figure: 1 sintering furnace, 2 crystalline silicon battery, 3 heating lamp tube, 4 conveying caterpillar band, 5 air inlet device, 6 sealing door, 7 rotary cylinder, 8L-shaped rod, 9 electric roller, 10 driving belt, 11 vent pipe, 12 inner cavity, 13 threaded hole, 14 air outlet pipe head.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, an improved structure of a crystalline silicon battery closed non-contact type sintering furnace comprises a sintering furnace 1, a plurality of heating lamp tubes 3, a conveying crawler 4 and an air inlet device 5, wherein the sintering furnace 1 is made of one of ceramics, alloy and stainless steel and has better high temperature resistance; the plurality of heating lamp tubes 3 are fixedly connected with the inner wall of the sintering furnace 1 through screws; can place 1-100pcs crystal silicon battery 2 simultaneously in the fritting furnace 1 and be located a plurality of heating fluorescent tubes 3 directly over, can heat different crystal silicon battery 2.
The air inlet device 5 is positioned at the inner bottom of the sintering furnace 1, the air inlet device 5 comprises an inner cavity 12 arranged in the bottom of the sintering furnace 1, the sintering furnace 1 is provided with an air pipe 11, the air pipe 11 is mutually communicated with the inner cavity 12, and the air pipe 11 can be connected with external air supply equipment; the inner bottom of the sintering furnace 1 is provided with a plurality of threaded holes 13, the threaded holes 13 are communicated with the inner cavity 12, and the threaded holes 13 are uniformly distributed at the inner bottom of the sintering furnace 1, so that the generated force generated by air outlet through the threaded holes 13 is uniform, and the stable quota of the crystalline silicon battery 2 can be blown up; the threaded holes 13 are internally and respectively in threaded connection with an air outlet pipe head 14, the upper ends of the air outlet pipe heads 14 are arranged in a frustum shape, and thus the air outlet force through the air outlet pipe heads 14 is larger; the bottom of the air outlet pipe head 14 is provided with an external thread matched with the threaded hole 13, so that the air outlet pipe head 14 is convenient to install and replace and is relatively convenient and simple; the material of the sintering furnace 1 is an alloy or stainless steel material, so that the threaded hole 13 is conveniently arranged.
A plurality of heating fluorescent tubes 3 are located fritting furnace 1 and are located air inlet unit 5's top, be equipped with crystal silicon battery 2 in the fritting furnace 1, crystal silicon battery 2 is located a plurality of heating fluorescent tubes 3 directly over, crystal silicon battery 2 is in the suspended state through air inlet unit 5 is given vent to anger, because a plurality of screw hole 13 evenly distributed, when air inlet unit 5 gives vent to anger, it is comparatively even to give vent to anger, can blow crystal silicon battery 2 up, make crystal silicon battery 2 be in the suspended state in fritting furnace 1, avoid the furnace belt seal that contact furnace belt caused among the sintering process.
The conveying crawler 4 is fixedly connected with the outer wall of the sintering furnace 1 through a rotating mechanism, the rotating mechanism comprises a rotating cylinder 7 fixed on the outer wall of the sintering furnace 1, an installation plate is welded on the rotating cylinder 7, and the installation plate is connected with the sintering furnace 1 through screws, so that the fixed end of the rotating cylinder 7 is fixed; the output end of the rotary cylinder 7 is fixedly connected with an L-shaped rod 8, and the L-shaped rod 8 is connected with the output end of the rotary cylinder 7 through a hoop; the L-shaped rod 8 is fixedly connected with the fixed end of the electric roller 9, the L-shaped rod 8 is fixed with the fixed shaft of the electric roller 9 through a connecting piece, and the L-shaped rod is fixed with the electric roller 9 and can normally rotate; the electric roller 9 is a built-in roller, and the working principle is as follows: the built-in type is a driving device which places a motor and a speed reducer in a roller body together, and power is transmitted to the roller body by a motor through a speed reducing mechanism so as to drive a conveying belt to rotate, which is the prior art.
When the crystalline silicon battery 2 needs to be sintered, the crystalline silicon battery 2 is placed on the transmission belt 10, the rotating cylinder 7 is controlled to rotate, the rotating cylinder 7 rotates to drive the L-shaped rod 8 and the transmission crawler 4 to rotate, when the L-shaped rod 8 abuts against the sintering furnace 1, the transmission crawler 4 is located above the side of the plurality of heating lamp tubes 3, and the two electric rollers 9 are controlled to rotate and conveyed to the position right above the heating lamp tubes 3; then controlling the air inlet device 5 to exhaust air, and blowing and suspending the crystal silicon battery 2 due to the net structure of the transmission belt 10; then the rotary cylinder 7 is started to rotate reversely, the transmission crawler 4 is rotated out of the sintering furnace 1, and the crystalline silicon battery 2 can be sintered through the electric heating lamp tube 3.
After sintering, start revolving cylinder 7, make L type pole 8 offset with sintering furnace 1, drive track 4 is located crystalline silicon battery 2 under this moment, stop air inlet unit 5, crystalline silicon battery 2 falls on drive track 4 and carries it to sintering furnace 1 opening part because of gravity and be convenient for take out.
The utility model discloses during the use, the airtight space of 1 formation of closed fritting furnace can avoid external atmosphere to the influence of crystal silicon battery 2 sintering, and air inlet unit 5 not only can provide the required atmosphere of sintering, can also use to admit air and place crystal silicon battery 2 in the middle of the process of sintering in the suspended state, avoids the furnace zone seal that contact furnace zone caused in the sintering process.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a crystalline silicon battery seals non-contact fritting furnace and improves structure, includes fritting furnace (1), a plurality of heating fluorescent tube (3), conveying track (4) and air inlet unit (5), its characterized in that, air inlet unit (5) are located the interior bottom of fritting furnace (1), and is a plurality of heating fluorescent tube (3) are located fritting furnace (1) and are located the top of air inlet unit (5), be equipped with crystalline silicon battery (2) in fritting furnace (1), crystalline silicon battery (2) are located a plurality of heating fluorescent tube (3) directly over, it is in the suspended state to give vent to anger through air inlet unit (5) crystalline silicon battery (2), conveying track (4) are through slewing mechanism and the outer wall fixed connection of fritting furnace (1), be equipped with sealing door (6) on fritting furnace (1).
2. The improved structure of the crystalline silicon battery closed non-contact sintering furnace as claimed in claim 1, characterized in that 1-100pcs crystalline silicon battery (2) can be placed in the sintering furnace (1) and positioned right above a plurality of heating lamp tubes (3) at the same time.
3. The improved structure of the crystalline silicon cell closed non-contact sintering furnace of claim 1, wherein the material of the sintering furnace (1) is one of ceramic, alloy and stainless steel.
4. The improved structure of the closed non-contact sintering furnace for the crystalline silicon battery as claimed in claim 1, characterized in that the conveying track (4) is composed of two motorized rollers (9) and a transmission belt (10), the transmission belt (10) is wound around the two motorized rollers (9) and is tightly attached to the two motorized rollers, and the transmission belt (10) is of a net structure.
5. A crystalline silicon battery closed non-contact sintering furnace improvement structure as claimed in claim 1, characterized in that the air inlet device (5) comprises an inner cavity (12) arranged in the bottom of the sintering furnace (1), the inner bottom of the sintering furnace (1) is provided with a plurality of threaded holes (13), the plurality of threaded holes (13) are communicated with the inner cavity (12), the plurality of threaded holes (13) are uniformly distributed in the inner bottom of the sintering furnace (1), and an air outlet pipe head (14) is connected in each threaded hole (13).
6. The improved structure of the crystalline silicon cell closed non-contact sintering furnace as claimed in claim 1, wherein the rotating mechanism comprises a rotating cylinder (7) fixed on the outer wall of the sintering furnace (1), an output end of the rotating cylinder (7) is fixedly connected with an L-shaped rod (8), and the L-shaped rod (8) is fixedly connected with a fixed end of a motorized pulley (9).
7. The improved structure of the crystalline silicon cell closed non-contact sintering furnace of claim 1, characterized in that the sintering furnace (1) is provided with a vent pipe (11), and the vent pipe (11) is communicated with the inner cavity (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022850640.5U CN214470001U (en) | 2020-12-02 | 2020-12-02 | Improved structure of closed non-contact sintering furnace for crystalline silicon battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022850640.5U CN214470001U (en) | 2020-12-02 | 2020-12-02 | Improved structure of closed non-contact sintering furnace for crystalline silicon battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214470001U true CN214470001U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022850640.5U Active CN214470001U (en) | 2020-12-02 | 2020-12-02 | Improved structure of closed non-contact sintering furnace for crystalline silicon battery |
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| CN (1) | CN214470001U (en) |
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2020
- 2020-12-02 CN CN202022850640.5U patent/CN214470001U/en active Active
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