CN207276780U - The bottom insulation drawing device of unidirectional pull four-way movement - Google Patents
The bottom insulation drawing device of unidirectional pull four-way movement Download PDFInfo
- Publication number
- CN207276780U CN207276780U CN201721331480.5U CN201721331480U CN207276780U CN 207276780 U CN207276780 U CN 207276780U CN 201721331480 U CN201721331480 U CN 201721331480U CN 207276780 U CN207276780 U CN 207276780U
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- Prior art keywords
- pull plate
- thermal insulation
- pull
- plate
- insulation board
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- Withdrawn - After Issue
Links
- 238000009413 insulation Methods 0.000 title claims description 95
- 238000004321 preservation Methods 0.000 claims description 17
- 238000005086 pumping Methods 0.000 claims description 7
- 230000005855 radiation Effects 0.000 abstract description 10
- 238000005266 casting Methods 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000007770 graphite material Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a kind of bottom of unidirectional pull four-way movement to keep the temperature drawing device, it is related to photovoltaic apparatus ingot casting, including support column, two guide rails, before, pull plate afterwards, it is left, right pull plate and insulating layer, guide rail parallel sets and is respectively provided with two supported holes, support column is arranged in supported hole and symmetrical, the adjacent side of guide rail is equipped with left and right track, guideway central is equipped with front and rear track, front and rear track is perpendicular to left and right track, left pull plate and right pull plate are slidably connected in the track of left and right, left pull plate and right pull plate are equipped with " eight " font oblique orbit, the bottom of preceding pull plate and rear pull plate is equipped with the oblique slide of " eight " font coordinated with " eight " font oblique orbit and the front and rear slide coordinated with front and rear track, insulating layer is arranged on preceding pull plate, pull plate afterwards, on left pull plate and right pull plate.The device ensure that the uniformity of bottom heat radiation, reduces the usage quantity of motor, has saved the energy.
Description
Technical field
Photovoltaic apparatus ingot casting technology field is the utility model is related to, more particularly to a kind of bottom of unidirectional pull four-way movement
Keep the temperature drawing device.
Background technology
Traditional ingot furnace relies only on side insulation lifting and radiates from downside, there are horizontal temperature gradient in crystal, easily causes
Oblique crystalline substance, as the increase of silicon ingot size, this phenomenon are more notable.
In addition to existing G7 ingot furnaces keep the temperature heat radiation except side, and add bottom heat radiation.As shown in Figure 1, long brilliant rank
Section, is kept the temperature, in silicon ingot bottom generation center heat dissipation area, heat sheds from bottom by pull bottom.In the prior art, bottom is kept the temperature
The mode of pull generally use bidirectional pulling as illustrated in figs. 2-3 and four-way pull.
For bidirectional pulling, two motors are needed, in draw process, center heat dissipation area be in strip, bottom heat radiation inequality
It is even；For four-way pull, need four motors, add cost of equipment and power consumption, resource consumption is big, while connect pull plate with
The pumping rod of motor is required to set insulating layer, and furnace space takes big.
Utility model content
The utility model is directed to above-mentioned technical problem, the shortcomings that overcoming the prior art, there is provided a kind of unidirectional pull four-way is moved
Dynamic bottom insulation drawing device, it is ensured that the uniformity of bottom heat radiation, while motor usage quantity is reduced, the energy is saved, is taken empty
Between it is small.
In order to solve the above technical problems, the utility model provides a kind of bottom insulation pull dress of unidirectional pull four-way movement
Put, including four support columns, two guide rails, preceding pull plate, rear pull plate, left pull plate, right pull plate and insulating layer, guide rail are put down
Row sets and is respectively provided with two supported holes, and support column is fixed in supported hole and is symmetrical arranged, and guide rail side adjacent to each other is set
There is a left and right track, guideway central is equipped with front and rear track, and front and rear track is perpendicular to left and right track, and the two of left pull plate and right pull plate
End is slidably connected in the track of left and right, and left pull plate and right pull plate are equipped with along its respective " eight " font substantially symmetrical about its central axis
Oblique orbit, the larger open end of " eight " font oblique orbit are disposed adjacent, and the bottom of preceding pull plate and rear pull plate is equipped with and " eight "
The oblique slide of " eight " font that font oblique orbit coordinates and the front and rear slide coordinated with front and rear track, it is the oblique slide of " eight " font, preceding
Aft ramp is slidably connected in " eight " font oblique orbit and front and rear track respectively, insulating layer be arranged on preceding pull plate, rear pull plate,
On left pull plate and right pull plate.
Technique effect：The utility model can be used for institute bottom heat radiation in need ingot casting table, it is only necessary to one be installed on pumping
Pull motor on pulling plate, it is accurate to control pull plate displacement using motor operation program, realize reversible pull；It is unidirectional to take out
When drawing any one piece of pull plate, its excess-three block pull plate can be moved inward or outward with it, forward and backward pull plate with it is left and right
" eight " font oblique orbit fit system between pull plate, can be the arbitrary four pieces of pull plates while inwardly and outwardly of can guarantee that
Mobile fit system；Insulating layer can be moved with pull plate movement, and insulation center heat dissipation area gradually increases, and ensure that bottom
The uniformity of heat dissipation.
The technical solution that the utility model further limits is：
Further, central symmetry axis of two tracks of " eight " font oblique orbit respectively with two guide rails forms angle α,
The scope of angle α is 10 °<α<80°.
The bottom insulation drawing device of the preceding unidirectional pull four-way movement, preceding pull plate, rear pull plate, left pull plate and
The range L of right pull plate meets 0<L<(d/2-w), d is furnace chamber internal diameter, and w is insulating layer width.
The bottom of the preceding unidirectional pull four-way movement keeps the temperature drawing device, is equipped with and uses positioned at front and rear track both sides on guide rail
It is raised in limitation front axle pulling plate and the termination of rear pull plate moving range.
The bottom insulation drawing device of the preceding unidirectional pull four-way movement, left pull plate, right pull plate are rectangular slab, preceding
Pull plate, rear pull plate are extended with for trapezoidal plate and on trapezoidal top rectangular block, and rectangular block is set towards guide rail outside, preceding pull
Plate, rear pull plate are located at left pull plate and above right pull plate, angle α=45 °, terminate the raised angle between front and rear track
Also it is 45 °.
The bottom insulation drawing device of the preceding unidirectional pull four-way movement, insulating layer includes top layer thermal insulation board, middle level is protected
Warm plate and lower floor's thermal insulation board, top layer thermal insulation board include being fixed on preceding pull plate, two pieces on rear pull plate identical rectangles insulations
Plate, lower floor's thermal insulation board include being fixed on left pull plate, two pieces of identical rectangle thermal insulation boards on right pull plate, middle level thermal insulation board bag
Include be fixed on left pull plate, two pieces on right pull plate be located at guide rail one positioned at the big triangle thermal insulation boards of guideway central and four pieces
The small triangle thermal insulation board of side, the vertical space that thermal insulation board filling in middle level is produced by the cooperation of " eight " font oblique orbit.
The bottom insulation drawing device of the preceding unidirectional pull four-way movement, top layer thermal insulation board are respectively arranged on the left side and the right side
Heat preservation strip, support column are fixed through heat preservation strip.
The bottom insulation drawing device of the preceding unidirectional pull four-way movement, left pull plate, right pull plate are V-type, preceding pumping
Pulling plate, rear pull plate are extended with for trapezoidal plate and on trapezoidal top rectangular block, and rectangular block is set towards guide rail outside, preceding pull
Plate, rear pull plate are located at left pull plate and above right pull plate, angle α=60 °, terminate the raised angle between front and rear track
Also it is 60 °.
The bottom insulation drawing device of the preceding unidirectional pull four-way movement, insulating layer includes top layer thermal insulation board, middle level is protected
Warm plate and lower floor's thermal insulation board, top layer thermal insulation board include being fixed on preceding pull plate, two pieces on rear pull plate identical rectangles insulations
Plate, lower floor's thermal insulation board include being fixed on left pull plate, two on right pull plate block-shaped identical with left pull plate, right pull plate
V-type thermal insulation board, middle level thermal insulation board is fixed on left pull plate, on right pull plate and shape is similar to left pull plate, right pull plate, in
The vertical space that the filling of layer thermal insulation board is produced by the cooperation of " eight " font oblique orbit.
The bottom insulation drawing device of the preceding unidirectional pull four-way movement, top layer thermal insulation board are respectively arranged on the left side and the right side
Heat preservation strip, the adjacent side of heat preservation strip open up V-type mouth, and the angle of V-type mouth is 120 °, and support column is fixed through heat preservation strip.
The beneficial effects of the utility model are：
（1）The pull plate shape of the utility model is variable, can be square, fan-shaped, triangle or other polygons, only need
Include " eight " font oblique orbit；
（2）The utility model insulating layer shape can change with required heat dissipation area shape, in draw process, heat dissipation area
Think full symmetric the square either polygon of relative symmetry or circular ascending opening, ensure that bottom heat radiation
Uniformity；
（3）The guide rail of the utility model and four pieces of pull plates realize unidirectional pull, the function of four-way movement, left and right pumping
Pulling plate cooperates with forward and backward pull plate, when the pull plate of either direction moves inward or outward, can drive its excess-three side
To pull plate move inward or outward, and moving direction is reversible；
（4）Set on the guide rail of the utility model and terminate protrusion, when pull plate reaches maximum range, terminating protrusion can keep off
Firmly forward and backward pull plate, prevents forward and backward pull plate because no to scale can not reversible pull；
（5）The top layer thermal insulation board both sides of the utility model set heat preservation strip, when preventing top layer thermal insulation board pull, top layer insulation
Plate left and right directions produces the gap of short transverse, causes left and right directions thermal loss uneven；
（6）The utility model reduces the usage quantity of motor, has saved the energy, and can realize Automatic Control；
（7）The utility model is conducive to control temperature gradient in crystal, improves crystal quality.
Brief description of the drawings
Fig. 1 is the furnace insulation structure diagram in background technology；
Fig. 2 is the bidirectional pulling structure diagram in background technology；
Fig. 3 is the four-way drawing structure schematic diagram in background technology；
Fig. 4 is the drawing device structure diagram in embodiment 1；
Fig. 5 is the guide rail structure schematic diagram in embodiment 1；
Fig. 6 is the forward and backward pull plate structure schematic diagram in embodiment 1；
Fig. 7 is the overall structure diagram of embodiment 1；
Fig. 8 is the drawing device structure diagram in embodiment 2；
Fig. 9 is the overall structure diagram of embodiment 2；
Wherein：1st, guide rail；1a, supported hole；1b, left and right track；1c, front and rear track；1d, terminate protrusion；2nd, support column；3、
Left pull plate；4th, right pull plate；34a, " eight " font oblique orbit；5th, preceding pull plate；6th, rear pull plate；56a, " eight " font are tiltedly slided
Rail；56b, front and rear slide；56c, rectangular block；7th, top layer thermal insulation board；8th, middle level thermal insulation board；9th, lower floor's thermal insulation board；10th, heat preservation strip.
Embodiment
Embodiment 1
A kind of bottom insulation drawing device of unidirectional pull four-way movement provided in this embodiment, structure is as shown in figs. 4-7.
The device includes four support columns 2, two guide rails 1, preceding pull plate 5, rear pull plate 6, left pull plate 3, right pulls
Plate 4 and insulating layer, four pieces of pull plates can be graphite material or CC materials, and guide rail 1 is graphite material.
Guide rail 1 is arranged in parallel and is respectively provided with two supported hole 1a, and support column 2 is fixed in supported hole 1a and is symmetrical arranged.
Support column 2 is fixed on lower furnace chamber, is the existing DS blocks of ingot furnace.
The side adjacent to each other of guide rail 1 is equipped with left and right track 1b, and the center of guide rail 1 is equipped with front and rear track 1c, front and rear track 1c
Perpendicular to left and right track 1b.The both ends of left pull plate 3 and right pull plate 4 are slidably connected in two or so track 1b, preceding pull
Plate 5, rear pull plate 6 are slidably connected in two front and rear track 1c respectively, and preceding pull plate 5, rear pull plate 6 are located at left pull plate 3
With the right top of pull plate 4.
Left pull plate 3, right pull plate 4 are rectangular slab, and preceding pull plate 5, rear pull plate 6 are stretched for trapezoidal plate and on trapezoidal top
Go out to have rectangular block 56c, rectangular block 56c is set towards the outside of guide rail 1, before motor connects on the rectangular block 56c of pull plate 5.Preceding pull
Plate 5, rear pull plate 6, the range L of left pull plate 3 and right pull plate 4 meet 0<L<(d/2-w), d is furnace chamber internal diameter, and w is insulation
Slice width degree.
Left pull plate 3 and right pull plate 4 are equipped with raised along its respective " eight " font oblique orbit substantially symmetrical about its central axis
34a, the larger open end of " eight " font oblique orbit 34a are disposed adjacent, and two tracks of " eight " font oblique orbit 34a are respectively with two
Angle α=45 ° that the central symmetry axis of bar guide rail 1 is formed.The bottom of preceding pull plate 5 and rear pull plate 6 is equipped with oblique with " eight " font
The oblique slide 56a of " eight " font that track 34a coordinates, and the front and rear slide 56b coordinated with front and rear track 1c, " eight " font are tiltedly slided
Rail 56a, front and rear slide 56b are slidably connected in " eight " font oblique orbit 34a and front and rear track 1c respectively.
It is equipped with guide rail 1 positioned at front and rear track 1c both sides and is used to limit front axle pulling plate and the end of rear 6 moving range of pull plate
Only protrusion 1d, it is also 45 ° to terminate the angle between protrusion 1d and front and rear track 1c.
Insulating layer includes top layer thermal insulation board 7, middle level thermal insulation board 8 and lower floor's thermal insulation board 9.Top layer thermal insulation board 7 includes being fixed on
Two pieces of identical rectangle thermal insulation boards on preceding pull plate 5, rear pull plate 6.Lower floor's thermal insulation board 9 includes being fixed on left pull plate 3, the right side
Two pieces of identical rectangle thermal insulation boards on pull plate 4.Middle level thermal insulation board 8 includes being fixed on left pull plate 3, on right pull plate 4
Two pieces of big triangle thermal insulation boards and four pieces of small triangle thermal insulation boards for being located at 1 side of guide rail positioned at the center of guide rail 1, middle level insulation
The vertical space that the filling of plate 8 is produced by " eight " font oblique orbit 34a cooperations.Top layer thermal insulation board 7 is respectively arranged on the left side and the right side
Heat preservation strip 10, support column 2 are fixed through heat preservation strip 10.
When gradually stretch out pull plate when, insulating layer moves around with pull plate, insulating layer center heat dissipation area with
The mode of square is gradually opened, and ensure that the uniformity of bottom heat radiation.
The present apparatus can be used for bottom heat radiation in need ingot casting table, can be when ingot casting table includes bottom heater
Slotted engagement bottom heater graphite electrode and TC2 graphite bush on pull plate and insulating layer.
Embodiment 2
A kind of bottom insulation drawing device of unidirectional pull four-way movement provided in this embodiment, structure is as Figure 8-9.
The pull plate linked manner of the present embodiment is same as Example 1, and difference part is：
Left pull plate 3, right pull plate 4 are V-type, and angle α=60 °, terminate the angle between protrusion 1d and front and rear track 1c
For 60 °.
Top layer thermal insulation board 7 includes being fixed on preceding pull plate 5, two pieces of identical rectangle thermal insulation boards on rear pull plate 6, every piece
Three semicircle orifices of edge of top layer thermal insulation board 7, to coordinate the three of bottom heater graphite electrodes.Lower floor's thermal insulation board 9 wraps
Include and be fixed on left pull plate 3, the two block-shaped V-type thermal insulation boards identical with left pull plate 3, right pull plate 4 on right pull plate 4.
Middle level thermal insulation board 8 is fixed on left pull plate 3, on right pull plate 4 and shape is similar to left pull plate 3, right pull plate 4, and middle level is protected
The vertical space that the warm filling of plate 8 is produced by " eight " font oblique orbit 34a cooperations.The left and right sides of top layer thermal insulation board 7 is set respectively
There is heat preservation strip 10, not block heat dissipation area, 10 adjacent side of heat preservation strip opens up V-type mouth, and the angle of V-type mouth is 120 °, support
Column 2 is fixed through heat preservation strip 10.
When gradually stretch out pull plate when, insulating layer moves around with pull plate, insulating layer center heat dissipation area with
The mode of hexagon gradually increases, and when opening completely, heat dissipation area is regular hexagon, ensure that the uniformity of bottom heat radiation.
In addition to the implementation, the utility model can also have other embodiment；It is all to use equivalent substitution or equivalent change
The technical solution to be formed is changed, all falls within the protection domain of the requires of the utility model.
Claims (10)
- A kind of 1. bottom insulation drawing device of unidirectional pull four-way movement, it is characterised in that：Including four support columns（2）, two Guide rail（1）, preceding pull plate（5）, rear pull plate（6）, left pull plate（3）, right pull plate（4）And insulating layer, the guide rail（1）It is flat Row sets and is respectively provided with two supported holes（1a）, the support column（2）It is fixed on supported hole（1a）It is interior and be symmetrical arranged, it is described to lead Rail（1）Side adjacent to each other is equipped with left and right track（1b）, the guide rail（1）Center is equipped with front and rear track（1c）, it is described front and rear Track（1c）Perpendicular to left and right track（1b）, the left pull plate（3）With right pull plate（4）Both ends be slidably connected at left and right rail Road（1b）It is interior, the left pull plate（3）With right pull plate（4）It is equipped with along its respective " eight " font ramp substantially symmetrical about its central axis Road（34a）, " eight " the font oblique orbit（34a）Larger open end be disposed adjacent, the preceding pull plate（5）With rear pull plate （6）Bottom be equipped with and " eight " font oblique orbit（34a）The oblique slide of " eight " font coordinated（56a）And with front and rear track（1c） The front and rear slide coordinated（56b）, the oblique slide of " eight " font（56a）, front and rear slide（56b）" eight " word is slidably connected at respectively Type oblique orbit（34a）With front and rear track（1c）Interior, the insulating layer is arranged on preceding pull plate（5）, rear pull plate（6）, left pull Plate（3）With right pull plate（4）On.
- 2. the bottom insulation drawing device of unidirectional pull four-way movement according to claim 1, it is characterised in that：" eight " Font oblique orbit（34a）Two tracks respectively with two guide rails（1）Central symmetry axis formed angle α, the model of the angle α Enclose for 10 °<α<80°.
- 3. the bottom insulation drawing device of unidirectional pull four-way movement according to claim 1, it is characterised in that：Taken out before described Pulling plate（5）, rear pull plate（6）, left pull plate（3）With right pull plate（4）Range L meet 0<L<(d/2-w), the d is stove Intracavitary footpath, the w are insulating layer width.
- A kind of 4. bottom insulation drawing device of unidirectional pull four-way movement according to claim 2, it is characterised in that：It is described Guide rail（1）It is upper to be located at front and rear track（1c）Both sides, which are equipped with, to be used to limit front axle pulling plate and rear pull plate（6）The termination of moving range It is raised（1d）.
- 5. the bottom insulation drawing device of unidirectional pull four-way movement according to claim 4, it is characterised in that：The left pumping Pulling plate（3）, right pull plate（4）For rectangular slab, the preceding pull plate（5）, rear pull plate（6）Stretched for trapezoidal plate and on trapezoidal top Go out to have rectangular block（56c）, the rectangular block（56c）Towards guide rail（1）Outside is set, the preceding pull plate（5）, rear pull plate （6）Positioned at left pull plate（3）With right pull plate（4）Top, angle α=45 ° are described to terminate protrusion（1d）With front and rear track （1c）Between angle also be 45 °.
- 6. the bottom insulation drawing device of unidirectional pull four-way movement according to claim 5, it is characterised in that：The insulation Layer includes top layer thermal insulation board（7）, middle level thermal insulation board（8）With lower floor's thermal insulation board（9）, the top layer thermal insulation board（7）Including being fixed on Preceding pull plate（5）, rear pull plate（6）On two pieces of identical rectangle thermal insulation boards, lower floor's thermal insulation board（9）Including being fixed on a left side Pull plate（3）, right pull plate（4）On two pieces of identical rectangle thermal insulation boards, the middle level thermal insulation board（8）Including being fixed on left pumping Pulling plate（3）, right pull plate（4）On two pieces be located at guide rail（1）Center big triangle thermal insulation board and four pieces be located at guide rail（1）One The small triangle thermal insulation board of side, the middle level thermal insulation board（8）Filling is because of " eight " font oblique orbit（34a）Coordinate and produce vertical Space.
- 7. the bottom insulation drawing device of unidirectional pull four-way movement according to claim 6, it is characterised in that：The top layer Thermal insulation board（7）Be respectively arranged on the left side and the right side heat preservation strip（10）, the support column（2）Through heat preservation strip（10）It is fixed.
- 8. the bottom insulation drawing device of unidirectional pull four-way movement according to claim 4, it is characterised in that：The left pumping Pulling plate（3）, right pull plate（4）For V-type, the preceding pull plate（5）, rear pull plate（6）Stretched out for trapezoidal plate and on trapezoidal top There is rectangular block（56c）, the rectangular block（56c）Towards guide rail（1）Outside is set, the preceding pull plate（5）, rear pull plate（6） Positioned at left pull plate（3）With right pull plate（4）Top, angle α=60 ° are described to terminate protrusion（1d）With front and rear track（1c） Between angle also be 60 °.
- 9. the bottom insulation drawing device of unidirectional pull four-way movement according to claim 8, it is characterised in that：The insulation Layer includes top layer thermal insulation board（7）, middle level thermal insulation board（8）With lower floor's thermal insulation board（9）, the top layer thermal insulation board（7）Including being fixed on Preceding pull plate（5）, rear pull plate（6）On two pieces of identical rectangle thermal insulation boards, lower floor's thermal insulation board（9）Including being fixed on a left side Pull plate（3）, right pull plate（4）On it is two block-shaped with left pull plates（3）, right pull plate（4）Identical V-type thermal insulation board, institute State middle level thermal insulation board（8）It is fixed on left pull plate（3）, right pull plate（4）Upper and shape and left pull plate（3）, right pull plate（4） It is similar, the middle level thermal insulation board（8）Filling is because of " eight " font oblique orbit（34a）The vertical space for coordinating and producing.
- 10. the bottom insulation drawing device of unidirectional pull four-way movement according to claim 9, it is characterised in that：The top Layer thermal insulation board（7）Be respectively arranged on the left side and the right side heat preservation strip（10）, the heat preservation strip（10）Adjacent side opens up V-type mouth, the V The angle of type mouth is 120 °, the support column（2）Through heat preservation strip（10）It is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721331480.5U CN207276780U (en) | 2017-10-16 | 2017-10-16 | The bottom insulation drawing device of unidirectional pull four-way movement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721331480.5U CN207276780U (en) | 2017-10-16 | 2017-10-16 | The bottom insulation drawing device of unidirectional pull four-way movement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207276780U true CN207276780U (en) | 2018-04-27 |
Family
ID=61980378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721331480.5U Withdrawn - After Issue CN207276780U (en) | 2017-10-16 | 2017-10-16 | The bottom insulation drawing device of unidirectional pull four-way movement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207276780U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107587193A (en) * | 2017-10-16 | 2018-01-16 | 镇江环太硅科技有限公司 | A kind of bottom insulation drawing device of unidirectional pull four-way movement |
-
2017
- 2017-10-16 CN CN201721331480.5U patent/CN207276780U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107587193A (en) * | 2017-10-16 | 2018-01-16 | 镇江环太硅科技有限公司 | A kind of bottom insulation drawing device of unidirectional pull four-way movement |
| CN107587193B (en) * | 2017-10-16 | 2023-10-31 | 江苏美科太阳能科技股份有限公司 | Bottom heat preservation drawing device capable of being drawn in one-way and four-way movement |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201218 Address after: No.198 Guangming Road, Yangzhong Economic Development Zone, Zhenjiang City, Jiangsu Province Patentee after: Jiangsu Meike Solar Energy Technology Co.,Ltd. Address before: 212200 new materials Industrial Park, Youfang Town, Yangzhong City, Jiangsu Province Patentee before: ZHENJIANG HUANTAI SILICON TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.198 Guangming Road, Yangzhong Economic Development Zone, Zhenjiang City, Jiangsu Province Patentee after: Jiangsu Meike Solar Energy Technology Co.,Ltd. Address before: No.198 Guangming Road, Yangzhong Economic Development Zone, Zhenjiang City, Jiangsu Province Patentee before: Jiangsu Meike Solar Energy Technology Co.,Ltd. |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180427 Effective date of abandoning: 20231031 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180427 Effective date of abandoning: 20231031 |