CN201856037U - Dust collection device for laser reticle of thin-film solar cell - Google Patents
Dust collection device for laser reticle of thin-film solar cell Download PDFInfo
- Publication number
- CN201856037U CN201856037U CN201020554230XU CN201020554230U CN201856037U CN 201856037 U CN201856037 U CN 201856037U CN 201020554230X U CN201020554230X U CN 201020554230XU CN 201020554230 U CN201020554230 U CN 201020554230U CN 201856037 U CN201856037 U CN 201856037U
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- dust collection
- thin
- film solar
- collection mechanism
- solar cells
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Abstract
The utility model discloses a dust collection device for a laser reticle of a thin-film solar cell, which belongs to the technical field of the solar cell. The dust collection device comprises a dust collection mechanism, an air exhausting mechanism and a connection mechanism for connecting the dust collection mechanism and the air exhausting mechanism. The dust collection mechanism is fixed on a fixed plate of a laser focusing lens. The dust collection device is characterized in that the dust collection mechanism comprises a hollow sleeve around a laser beam; a hole communicated with a connection component is arranged outside the hollow sleeve; and the dust collection mechanism is connected to the air exhausting mechanism by the connection mechanism. The dust collection mechanism adopts the hollow sleeve structure, so that the pollution of dust to the laser beam is effectively prevented, and the problem of an extra blowing device required by the conventional dust collection system for protecting a laser path is overcome.
Description
Technical field
The utility model relates to a kind of dust arrester, particularly a kind of thin-film solar cells laser scribing dust collector.
Background technology
The dust that laser grooving and scribing technology produces in the thin-film solar cells preparation process can bring three aspect harmful effects: the one, and the part dust remains in the groove groove of laser scoring, causes the generation of short circuit; The 2nd, dust can be taken a walk in the air, influences the cleanliness factor of cleaning shop; The 3rd, these dust conduct electricity, and very easily stick on the circuit board each electronic component is caused damage.
At present, the laser scribing machine that field of thin film solar cells is used mainly contains two kinds of working methods, a kind of is that laser beam sees through glass rete is delineated, the dust that produces in the delineation, particle spray at a high speed along the laser beam exit direction, has certain direction of motion, adopt the dust arrester and the laser scribing machine of this delineation mode to lay respectively at the thin-film solar cells both sides, design more or less freely; Another kind is because the special process needs, laser beam need directly affact on the rete, and the dust that produces in the laser scoring can only return along the laser beam incident direction, and because the impact of laser beam, dust has a plurality of directions of motion of dispersing, and common dust pelletizing system is difficult to reach dust removing effects preferably.The Chinese patent of application number 200810218755.3 discloses a kind of laser scribing dust collector, be to design at the laser beam marking machine that laser beam is processed rete through glass, this device comprises dust exhaust apparatus and extractor fan two parts, its advantage be simple in structure, be easy to realize, but this device is not suitable for the delineation mode that laser beam directly affacts the cell panel rete, can not solve the dust that produces in the Laser Processing, particle and return block the pollution with focusing lens of back to laser beam along the laser incident direction.
Summary of the invention
Task of the present utility model is can't solve dust, particle at existing dust arrester to return the back along the laser incident direction laser beam is caused the problem of blocking and polluting focusing lens, provide a kind of laser beam that is applicable to directly to act on the laser scribing dust collector of cell panel face, have effective, cost is low, simplicity of design, be easy to the advantage of industrialization.
For realizing above task, the technical solution adopted in the utility model is: a kind of thin-film solar cells laser scribing dust collector that is used for, comprise dust collection mechanism, air draft mechanism and the bindiny mechanism that connects described dust collection mechanism and described air draft mechanism, described dust collection mechanism is fixed on the fixed head of laser condensing lens head, it is characterized in that: described dust collection mechanism comprises the cannulated sleeve around laser beam, the described cannulated sleeve outside is provided with the hole that communicates with described connecting elements, by described bindiny mechanism dust collection mechanism is connected to described air draft mechanism.
Described cannulated sleeve comprises interior pipe, outer tube, sheet large circle and sheet small circle ring, and described interior pipe and outer tube are by described large circle and the coaxial welding of described small circle ring, and described large circle is positioned at the top, the middle and upper part of described small circle ring between outer tube and interior pipe.
The position in the described hole that communicates with connecting elements is not higher than described small circle ring.
Described air draft mechanism comprises air exhauster and filter dirt case.
Described bindiny mechanism comprises and is connected and fixed pipe, bellows and drag chain, and a described end that is connected and fixed pipe is welded on the described cannulated sleeve outside, and the other end links to each other with described bellows, and described bellows places in the described drag chain.
Described air exhauster is the turbofan of 2KW～3KW.
Described dust collection mechanism is apart from thin-film solar cell panel 1～2cm.
The described pipe that is connected and fixed is a stainless steel
The beneficial effects of the utility model are: dust collection mechanism adopts the cannulated sleeve structure effectively to prevent the pollution of dust to laser beam, and protection needs the extra problem that increases blowing device at laser optical path to have overcome traditional dust pelletizing system.
Description of drawings
Fig. 1 is the utility model overall structure schematic diagram and implements illustration
Fig. 2 is the profile of this programme vacuum part
Fig. 3 is an A-A cross-sectional schematic among Fig. 2
Among Fig. 1-3, air exhauster 1, filter dirt case 2, fixed head 3, laser condensing lens head 4, drag chain 5, bellows 6, dust collection mechanism 7, laser beam 8, thin-film solar cell panel 9, dust 10, large circle 7-1, small circle ring 7-2, outer tube 7-3, interior pipe 7-4 is connected and fixed pipe 7-5, stator 7-6.
Below in conjunction with accompanying drawing the utility model is further specified.
The utility model mainly is made up of dust collection mechanism 7, air draft mechanism and the bindiny mechanism that connects described dust collection mechanism and air draft mechanism, and dust collection mechanism 7 is fixed on the fixed head 3 of Laser Focusing camera lens 4. Air draft mechanism comprises air exhauster 1, filter dirt case 2, and bindiny mechanism comprises drag chain 5, bellows 6, is connected and fixed pipe 7-5. Dust collection mechanism 7 is a cannulated sleeve, comprise large circle 7-1, small circle ring 7-2, outer tube 7-3, inner tube 7-4, stator 7-6, greatly, small circle ring in the form of sheets, the preferred stainless steel of each several part, inner tube 7-4 is in outer tube 7-3 inside, both sheet annular large circle 7-1 and coaxial welding of small circle ring 7-2 by being positioned at top and middle and upper part, outer tube 7-3, form top seal between inner tube 7-4 and small circle ring 7-2 three, the side opening of outer tube 7-3 is porose, and be connected and fixed pipe 7-5 welding, be connected and fixed pipe 7-5 and whole dust collection mechanism 7 be screwed on the fixed head 3 of Laser Focusing camera lens 4 by the stator 7-6 that is welded in above it again, can guarantee that like this dust exhaust apparatus 7 is in Laser Focusing camera lens 4 belows always. Bellows 6 places in the drag chain 5, and one links to each other with dust collection mechanism 7, and one links to each other with filter dirt case 2. During laser grooving and scribing, fixed head 3 drives Laser Focusing camera lens 4 under the motor effect and dust collection mechanism 7 is done the synchronous reciprocating motion, drag chain 5 also drives bellows 6 simultaneously in company with doing elongation and contractile motion, laser beam 8 direct effects are to the rete of cell panel 9 upper surfaces, produced the dust 10 that the direction of motion is dispersed, dust collection mechanism 7 with dust 10 sucking-offs after, enter filter dirt case 2 by bellows 6 and filter, gas after the filtration is discharged through the exhaust outlet of air exhauster 1, finally finishes dust removal process.
The specific embodiment
Embodiment 1:
See Fig. 1, the utility model mainly is made up of dust collection mechanism 7, air draft mechanism and the bindiny mechanism that connects described dust collection mechanism and air draft mechanism, and dust collection mechanism 7 is fixed on the fixed head 3 of laser condensing lens head 4.Air draft mechanism comprises air exhauster 1, filter dirt case 2, and bindiny mechanism comprises drag chain 5, bellows 6, is connected and fixed pipe 7-5.Dust collection mechanism 7 is a cannulated sleeve, comprise large circle 7-1, small circle ring 7-2, outer tube 7-3, interior pipe 7-4, stator 7-6, greatly, small circle ring in the form of sheets, each several part is stainless steel, interior pipe 7-4 is in outer tube 7-3 inside, both sheet annular large circle 7-1 and coaxial welding of small circle ring 7-2 by being positioned at top and middle and upper part, outer tube 7-3, form top seal between interior pipe 7-4 and small circle ring 7-2 three, the side of outer tube 7-3 has the hole, and be connected and fixed pipe 7-5 welding, be connected and fixed pipe 7-5 and by the stator 7-6 that is welded in above it whole dust collection mechanism 7 be fixed on by screw on the fixed head 3 of laser condensing lens head 4 again, can guarantee that like this dust exhaust apparatus 7 is in laser condensing lens head 4 belows always.Bellows 6 places in the drag chain 5, and one links to each other with dust collection mechanism 7, and one links to each other with filter dirt case 2.Air exhauster 1 is selected the turbofan of 2KW for use, and dust exhaust apparatus 7 is 1cm with the spacing of cell panel 9.During laser grooving and scribing, fixed head 3 drives laser condensing lens head 4 under the motor effect and dust collection mechanism 7 is done synchronous reciprocating motion, drag chain 5 also drives bellows 6 simultaneously in company with doing elongation and contractile motion, laser beam 8 directly affacts on the rete of cell panel 9 upper surfaces, produced the dust 10 that the direction of motion is dispersed, dust collection mechanism 7 with dust 10 sucking-offs after, enter filter dirt case 2 by bellows 6 and filter, gas after the filtration is discharged through the exhaust outlet of air exhauster 1, finally finishes dust removal process.
Embodiment 2:
See Fig. 1, the specific embodiment does not repeat them here with embodiment 1.Difference is that air exhauster 1 is selected the turbofan of 3KW for use, and dust exhaust apparatus 7 is 2cm with the spacing of cell panel 9.During laser grooving and scribing, fixed head 3 drives laser condensing lens head 4 under the motor effect and dust collection mechanism 7 is done synchronous reciprocating motion, drag chain 5 also drives bellows 6 simultaneously in company with doing elongation and contractile motion, laser beam 8 directly affacts on the rete of cell panel 9 upper surfaces, produced the dust 10 that the direction of motion is dispersed, dust collection mechanism 7 with dust 10 sucking-offs after, enter filter dirt case 2 by bellows 6 and filter, gas after the filtration is discharged through the exhaust outlet of air exhauster 1, finally finishes dust removal process.
Embodiment 3:
See Fig. 1, the specific embodiment does not repeat them here with embodiment 1.Difference is that air exhauster 1 is selected the turbofan of 2.5KW for use, and dust exhaust apparatus 7 is 1.5cm with the spacing of cell panel 9.During laser grooving and scribing, fixed head 3 drives laser condensing lens head 4 under the motor effect and dust collection mechanism 7 is done synchronous reciprocating motion, drag chain 5 also drives bellows 6 simultaneously in company with doing elongation and contractile motion, laser beam 8 directly affacts on the rete of cell panel 9 upper surfaces, produced the dust 10 that the direction of motion is dispersed, dust collection mechanism 7 with dust 10 sucking-offs after, enter filter dirt case 2 by bellows 6 and filter, gas after the filtration is discharged through the exhaust outlet of air exhauster 1, finally finishes dust removal process.
The technical solution of the utility model is not limited to the foregoing description; in the ken that those of ordinary skills possessed; can also under the prerequisite that does not break away from the utility model aim, make various variations; from all distortion that the disclosed content of the utility model directly derives or associates, all should think protection domain of the present utility model.
Claims (8)
1. one kind is used for the thin-film solar cells laser scribing dust collector, comprise dust collection mechanism, air draft mechanism and the bindiny mechanism that connects described dust collection mechanism and described air draft mechanism, described dust collection mechanism is fixed on the fixed head of laser condensing lens head, it is characterized in that:
Described dust collection mechanism comprises the cannulated sleeve around laser beam,
The described cannulated sleeve outside is provided with the hole that communicates with described connecting elements, by described bindiny mechanism dust collection mechanism is connected to described air draft mechanism.
2. the thin-film solar cells laser scribing dust collector that is used for according to claim 1 is characterized in that:
Described cannulated sleeve comprises interior pipe, outer tube, sheet large circle and sheet small circle ring,
Pipe and outer tube are by described large circle and the coaxial welding of described small circle ring in described, and described large circle is positioned at the top, the middle and upper part of described small circle ring between outer tube and interior pipe.
3. a kind of thin-film solar cells laser scribing dust collector that is used for according to claim 2 is characterized in that:
The position in the described hole that communicates with connecting elements is not higher than described small circle ring.
4. a kind of thin-film solar cells laser scribing dust collector that is used for according to claim 1 is characterized in that:
Described air draft mechanism comprises air exhauster and filter dirt case.
5. a kind of thin-film solar cells laser scribing dust collector that is used for according to claim 1 is characterized in that:
Described bindiny mechanism comprises and is connected and fixed pipe, bellows and drag chain, and a described end that is connected and fixed pipe is welded on the described cannulated sleeve outside, and the other end links to each other with described bellows, and described bellows places in the described drag chain.
6. a kind of thin-film solar cells laser scribing dust collector that is used for according to claim 4 is characterized in that described air exhauster is the turbofan of 2KW～3KW.
7. a kind of thin-film solar cells laser scribing dust collector that is used for according to claim 1 is characterized in that described dust collection mechanism is apart from thin-film solar cell panel 1～2cm.
8. a kind of thin-film solar cells laser scribing dust collector that is used for according to claim 5 is characterized in that the described pipe that is connected and fixed is a stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020554230XU CN201856037U (en) | 2010-09-30 | 2010-09-30 | Dust collection device for laser reticle of thin-film solar cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020554230XU CN201856037U (en) | 2010-09-30 | 2010-09-30 | Dust collection device for laser reticle of thin-film solar cell |
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| Publication Number | Publication Date |
|---|---|
| CN201856037U true CN201856037U (en) | 2011-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020554230XU Expired - Lifetime CN201856037U (en) | 2010-09-30 | 2010-09-30 | Dust collection device for laser reticle of thin-film solar cell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102756207A (en) * | 2012-07-02 | 2012-10-31 | 济南森峰科技有限公司 | Follow-type fume extractor for laser engraving cutting machines |
-
2010
- 2010-09-30 CN CN201020554230XU patent/CN201856037U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102756207A (en) * | 2012-07-02 | 2012-10-31 | 济南森峰科技有限公司 | Follow-type fume extractor for laser engraving cutting machines |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110608 |