CN217922433U - Graphite crucible for photovoltaic - Google Patents
Graphite crucible for photovoltaic Download PDFInfo
- Publication number
- CN217922433U CN217922433U CN202222336763.6U CN202222336763U CN217922433U CN 217922433 U CN217922433 U CN 217922433U CN 202222336763 U CN202222336763 U CN 202222336763U CN 217922433 U CN217922433 U CN 217922433U
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- CN
- China
- Prior art keywords
- graphite crucible
- crucible
- top cap
- sealing top
- photovoltaic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 63
- 239000010439 graphite Substances 0.000 title claims abstract description 63
- 238000007789 sealing Methods 0.000 claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000011045 prefiltration Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 12
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 12
- 238000001914 filtration Methods 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 239000000155 melt Substances 0.000 description 5
- 239000002210 silicon-based material Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
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- Silicon Compounds (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
The utility model discloses a graphite crucible for photovoltaic, including graphite crucible main part and crucible sealing top cap, the top movable mounting of graphite crucible main part has crucible sealing top cap, the water conservancy diversion mouth has been seted up at the top of graphite crucible main part, the spacing groove has been seted up at graphite crucible main part top, the spacing ring is installed to crucible sealing top cap bottom, and the spacing ring is located the inside of spacing groove, the top cap hangers is installed at the top of crucible sealing top cap, the filter screen is installed to the bottom of crucible sealing top cap, and the filter screen is located the inboard of spacing ring, the utility model discloses an install crucible sealing top cap, do not need solitary device to carry out prefilter again, reduced manufacturing cost, improved work efficiency, alleviateed operating personnel's operating pressure.
Description
Technical Field
The utility model relates to a graphite crucible technical field specifically is a graphite crucible for photovoltaic.
Background
Photovoltaic power generation refers to a solar panel made of semiconductor materials such as silicon, which generates direct current based on illumination, and monocrystalline silicon is formed by using a graphite crucible as a thermal field and drawing polycrystalline silicon in a monocrystalline furnace, so that the graphite crucible is an important tool in photovoltaic power generation technology, but the traditional graphite crucible is only used as a melting container of polycrystalline silicon, and an independent device is needed to preliminarily filter the melted polycrystalline silicon, so that the process is complicated, the manufacturing cost is increased, the working efficiency is reduced, and a great deal of inconvenience is brought to operators.
The graphite crucible in the prior art has the following defects:
1. patent document CN208366063U discloses a graphite crucible, including "graphite crucible body", the upper end surface of graphite crucible body is close to the place ahead and is equipped with the leak, the upper end surface of graphite crucible body is close to one side and is equipped with the fixing base, graphite crucible body surface is close to one side fixed mounting and has the handle, the surface of handle is equipped with anti-skidding line, the inside internal surface fixed mounting of graphite crucible body has silicon carbide, the inside internal surface of graphite crucible body is close to the inboard fixed mounting of silicon carbide and has the heat preservation membrane, the inside internal surface of graphite crucible body is close to the inboard fixed mounting of heat preservation membrane and has anti-adhesion film. "the device does not have prefiltration structure, still needs solitary device to carry out prefiltration, has increased manufacturing cost, has reduced work efficiency, has brought a great deal of inconvenience for operating personnel.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a graphite crucible for photovoltaic to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a graphite crucible for photovoltaic comprises a graphite crucible main body and a crucible sealing top cover, wherein the crucible sealing top cover is movably arranged at the top of the graphite crucible main body, and a flow guide opening is formed in the top of the graphite crucible main body;
the graphite crucible comprises a graphite crucible body and is characterized in that a limiting groove is formed in the top of the graphite crucible body, a limiting ring is mounted at the bottom of a crucible sealing top cover, and the limiting ring is located in the limiting groove;
the top cap hangers are installed at the top of crucible sealing top cap, the filter screen is installed to the bottom of crucible sealing top cap, and the filter screen is located the inboard of spacing ring.
Preferably, a heating layer is installed on the outer side of the graphite crucible main body, and an anti-adhesion layer is installed on the inner side of the heating layer.
Preferably, the outer side of the heating layer is provided with a dumping device, and one side of the dumping device is provided with a dumping crank.
Preferably, the outer side of the toppling crank is movably provided with a first fixed block, the top of the first fixed block is movably provided with a fixed valve, and one end of the toppling crank is provided with an anti-skidding sleeve.
Preferably, a rotating shaft is installed on the other side of the dumping device, and a second fixed block is installed at the other end of the rotating shaft.
Preferably, the front and the back of first fixed block and second fixed block all install the support cross axle, support the both ends of cross axle and install the support frame, and the device base is installed to the bottom of support frame.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an install crucible seal cap, after polycrystalline silicon melts in graphite crucible, empty through empting the device, the spacing inslot that graphite crucible main part top was seted up is advanced to the gomphosis that the spacing ring of crucible seal cap bottom installation can be fine, guarantee the holistic leakproofness of device, when empting, the filter screen can carry out the primary filtration to polycrystalline silicon liquid, filter great impurity among them, flow through rethread water conservancy diversion mouth after the primary filtration, do not need solitary device to carry out prefiltration again, manufacturing cost is reduced, the work efficiency is improved, the operating pressure of operating personnel is lightened.
2. The utility model discloses an install and empty the device, traditional graphite crucible often is an solitary device, still need operating personnel to carry out the centre gripping and empty after the material melts, this has undoubtedly reduced work efficiency, the material temperature after melting moreover is high, also produced very big threat to operating personnel's personal safety, empty the device and melt at the material and empty the time, empty the crank alright easily pour out the material that will melt through rotating, further improved work efficiency, the device has higher security, it is convenient to provide for operating personnel.
Drawings
FIG. 1 is a schematic view of the entire dumping device of the present invention;
FIG. 2 is a schematic view of the graphite crucible of the present invention;
FIG. 3 is a schematic view of the main structure of the graphite crucible of the present invention;
fig. 4 is a schematic view of the structure of the crucible sealing top cover of the present invention.
In the figure: 1. a device base; 101. a support frame; 102. supporting a cross shaft; 103. a first fixed block; 104. a second fixed block; 105. a fixed valve; 2. a dumping device; 201. A rotating shaft; 202. dumping a crank; 203. an anti-slip sleeve; 3. a graphite crucible main body; 301. a heating layer; 302. an anti-adhesion layer; 303. a flow guide port; 304. a limiting groove; 4. a crucible sealing top cover; 401. a top cover suspension loop; 402. A filter screen; 403. a limit ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 2, fig. 3 and fig. 4, the present invention provides an embodiment: a graphite crucible for photovoltaic use;
comprises a graphite crucible main body 3 and a crucible sealing top cover 4, the top of the graphite crucible main body 3 is movably provided with the crucible sealing top cover 4, the top of the graphite crucible main body 3 is provided with a flow guide port 303, the outer side of the graphite crucible main body 3 is provided with a heating layer 301, the inner side of the heating layer 301 is provided with an anti-adhesion layer 302, the top of the graphite crucible main body 3 is provided with a limiting groove 304, the bottom of the crucible sealing top cover 4 is provided with a limiting ring 403, the limiting ring 403 is positioned inside the limiting groove 304, the top of the crucible sealing top cover 4 is provided with a top cover hanging lug 401, the bottom of the crucible sealing top cover 4 is provided with a filter screen 402, the filter screen 402 is positioned inside the limiting ring 403, the graphite crucible main body 3 is a container for melting polycrystalline silicon materials, the heating layer 301 is a good heat conduction material, the high-efficiency transmission of heat in the heating process is ensured, and the device has higher working efficiency, antiseized even layer 302 guarantees that polycrystalline silicon material can not the adhesion influence next time operation on the inner wall after melting, and it is also very convenient when clearing up the device, spacing ring 403 that crucible seal top cap 4 was installed can be fine the gomphosis advance in the spacing groove 304 that 3 tops of graphite crucible main part were seted up, guarantee the holistic leakproofness of device, can easily take off crucible seal top cap 4 through top cap hangers 401, melt the back when polycrystalline silicon in graphite crucible, empty through empting device 2, when empting, filter screen 402 can carry out the primary filtration to polycrystalline silicon liquid, filter great impurity among them, flow through water conservancy diversion mouth 303 after filtering for the first time again, do not need solitary device to carry out the prefiltering again, the manufacturing cost is reduced, the work efficiency is improved, operating personnel's operating pressure has been alleviateed.
Referring to fig. 1, a graphite crucible for photovoltaic use;
comprises a device base 1 and an overturning device 2, the overturning device 2 is installed on the outer side of a heating layer 301, the overturning crank 202 is installed on one side of the overturning device 2, a first fixing block 103 is movably installed on the outer side of the overturning crank 202, a fixing valve 105 is movably installed at the top of the first fixing block 103, an anti-slip sleeve 203 is installed at one end of the overturning crank 202, a rotating shaft 201 is installed on the other side of the overturning device 2, a second fixing block 104 is installed at the other end of the rotating shaft 201, supporting transverse shafts 102 are installed on the front side and the back side of the first fixing block 103 and the second fixing block 104, supporting frames 101 are installed at the two ends of the supporting transverse shafts 102, the device base 1 is installed at the bottom of the supporting frame 101, the traditional graphite crucible is usually only an independent device, when materials are melted, an operator is required to clamp and overturn, this has undoubtedly reduced work efficiency, and the material temperature after melting is high, also produced very big threat to operating personnel's personal safety, it emptys when the material that melts to empty device 2, empty crank 202 alright easily to pour out through rotating, work efficiency has further been improved, the device has higher security, it is convenient for operating personnel to provide, first fixed block 103 and second fixed block 104 are used for the installation to empty crank 202 and rotation axis 201, when the device is smelted, fixing valve 105 is adjusted to the accessible, graphite crucible main part 3 can not take place to rock from this, guarantee the good stability of during operation, support frame 101 guarantees that graphite crucible main part 3 is unsettled in the suitable position, device base 1 has guaranteed the holistic stability of device.
The working principle is as follows: the utility model discloses when using, melt polycrystalline silicon material through graphite crucible main part 3, zone of heating 301 is good heat conduction material, guarantee thermal high-efficient transmission in heating process, antiseized even layer 302 guarantees that polycrystalline silicon material can not the adhesion influence next time operation on the inner wall after melting, and it is also very convenient when clearing up the device, spacing ring 403 that crucible seal top cap 4 installed can be fine advances in the spacing groove 304 that graphite crucible main part 3 tops were seted up, guarantee the holistic leakproofness of device, it topples over device 2 when the material that melts, topple over the crank 202 alright easily pour over the material that melts through rotating, filter screen 402 can carry out the first filtration to polycrystalline silicon liquid, filter great impurity therein, flow through water conservancy diversion mouth 303 after the first filtration again, do not need solitary device to carry out the prefiltration again, manufacturing cost is reduced, work efficiency has been improved, operating personnel's operating pressure has been alleviateed, first fixed block 103 and second 104 are used for installing crank 202 and rotation axis 201, when the device carries out smelting, accessible adjustment fixed valve 105 is to the fixed block 3, the graphite crucible main part is shaken the device and is guaranteed that the stability of the whole body and is not taken place and is unsettled when the device and is rocked 1, it is good.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not to be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a graphite crucible for photovoltaic, includes graphite crucible main part (3) and crucible sealing top cap (4), its characterized in that: a crucible sealing top cover (4) is movably mounted at the top of the graphite crucible main body (3), and a flow guide opening (303) is formed in the top of the graphite crucible main body (3);
the top of the graphite crucible main body (3) is provided with a limiting groove (304), the bottom of the crucible sealing top cover (4) is provided with a limiting ring (403), and the limiting ring (403) is positioned in the limiting groove (304);
top cap hangers (401) are installed at the top of crucible sealing top cap (4), filter screen (402) are installed to the bottom of crucible sealing top cap (4), and filter screen (402) are located the inboard of spacing ring (403).
2. The graphite crucible for photovoltaic use according to claim 1, wherein: heating layer (301) is installed in graphite crucible main part (3) outside, and antiseized even layer (302) are installed to the inboard of heating layer (301).
3. The graphite crucible for photovoltaic use according to claim 2, wherein: the outside of zone of heating (301) is installed and is emptyd device (2), emptys one side of device (2) and installs and emptys crank (202).
4. The graphite crucible for photovoltaic use according to claim 3, wherein: the outer side of the dumping crank (202) is movably provided with a first fixing block (103), the top of the first fixing block (103) is movably provided with a fixed valve (105), and one end of the dumping crank (202) is provided with an anti-skidding sleeve (203).
5. The graphite crucible for photovoltaic use according to claim 3, wherein: and a rotating shaft (201) is installed on the other side of the dumping device (2), and a second fixed block (104) is installed at the other end of the rotating shaft (201).
6. The graphite crucible for photovoltaic use according to claim 4, wherein: the front and the back of the first fixing block (103) and the second fixing block (104) are respectively provided with a supporting transverse shaft (102), two ends of the supporting transverse shaft (102) are provided with a supporting frame (101), and the bottom of the supporting frame (101) is provided with a device base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222336763.6U CN217922433U (en) | 2022-09-02 | 2022-09-02 | Graphite crucible for photovoltaic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222336763.6U CN217922433U (en) | 2022-09-02 | 2022-09-02 | Graphite crucible for photovoltaic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217922433U true CN217922433U (en) | 2022-11-29 |
Family
ID=84172448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222336763.6U Active CN217922433U (en) | 2022-09-02 | 2022-09-02 | Graphite crucible for photovoltaic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217922433U (en) |
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2022
- 2022-09-02 CN CN202222336763.6U patent/CN217922433U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 467000, No.1 Kaiyuan 2nd Road, Baofeng High tech Development Zone, Pingdingshan City, Henan Province Patentee after: Henan Wuxing New Materials Technology Co.,Ltd. Country or region after: China Address before: 467000 No. 1, Kaiyuan 2nd Road, Baofeng County, Pingdingshan City, Henan Province Patentee before: Wuxing New Material Technology Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |