CN218232641U - Lower furnace chamber with water channel - Google Patents
Lower furnace chamber with water channel Download PDFInfo
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- CN218232641U CN218232641U CN202221241275.0U CN202221241275U CN218232641U CN 218232641 U CN218232641 U CN 218232641U CN 202221241275 U CN202221241275 U CN 202221241275U CN 218232641 U CN218232641 U CN 218232641U
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- cooling water
- furnace body
- water channel
- butt
- joint flange
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- 239000000498 cooling water Substances 0.000 claims abstract description 45
- 210000001503 joint Anatomy 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000013078 crystal Substances 0.000 abstract description 11
- 238000001816 cooling Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of single crystal furnace components, in particular to a lower furnace chamber with a water channel, which comprises a vertical cylindrical furnace body, wherein 3-8 circles of cooling water channels are arranged around the peripheral spiral of the furnace body, butt-joint flanges are arranged at the top and the bottom of the furnace body, an upper port and a lower port of each cooling water channel respectively pass through the upper butt-joint flange and the lower butt-joint flange and are provided with through holes, the through holes are communicated with two ends of the cooling water channel, the outer side of the cooling water channel is provided with a circle of outer cover, and the cooling water channel is tightly attached to the furnace body and is provided with a gap with the outer cover; the cooling water channel is fixed with the outer wall of the furnace body through a connecting buckle, the connecting buckle comprises a fixed end and a movable end which are connected in a buckling mode, and the fixed end is welded on the outer wall of the furnace body; the utility model has convenient assembly and disassembly, reliable connection and high cooling efficiency; the cooling water channels are connected in a buckling mode, so that the maintenance and the replacement are convenient and quick; in addition, the arrangement position of the through hole also ensures that the through hole is convenient to butt with the water channel of other parts of the single crystal furnace.
Description
Technical Field
The utility model relates to the technical field of single crystal furnace components, in particular to a lower furnace chamber with a water channel.
Background
In the field of photovoltaic power generation, monocrystalline silicon is an important material for producing solar cells, a monocrystalline furnace is used for producing monocrystalline silicon at present, a monocrystalline rod is usually produced in the monocrystalline furnace by a Czochralski method, high-temperature heating is required to be provided for the process, and therefore, production equipment needs to be provided with a water cooling system;
the cooling efficiency of the lower furnace chamber of the existing single crystal furnace, the connection mode with other components and the manufacturing economy have larger improvement space.
Disclosure of Invention
The utility model aims at: a lower furnace chamber with a water channel is provided.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
the lower furnace chamber with the water channel comprises a vertical cylindrical furnace body which is communicated up and down, wherein a plurality of rings of cooling water channels are arranged on the periphery of the side surface of the furnace body in a surrounding mode, butt joint flanges protruding out of the outline of the furnace body are arranged at the top and the bottom of the furnace body, the upper end opening and the lower end opening of each cooling water channel penetrate through the upper butt joint flange and the lower butt joint flange respectively and are provided with through holes, the through holes are communicated with two ends of each cooling water channel, a circle of outer cover coaxial with the furnace body is arranged on the outer side of each cooling water channel, and a gap is reserved between each cooling water channel and the outer cover in a manner that the cooling water channel is tightly attached to the furnace body.
Furthermore, the cooling water channel is spirally arranged in a surrounding mode, the number of the surrounding circles is 3-8, and the diameter of the cooling water channel is 8.5-21.5 mm.
Further, the cooling water course is fixed with the outer wall of furnace body through a plurality of connector links, the connector link sets up one every 0.25m, the connector link includes stiff end and the expansion end that buckle formula is connected, the stiff end welding is at the furnace body outer wall.
Furthermore, the wall thickness of the furnace body is 5.5 mm-12.5 mm, and the wall thickness of the outer cover is 1.5 mm-3 mm.
Furthermore, a hoisting block is arranged on the butt joint flange.
Furthermore, the butt joint flange is in the shape of a flat circular ring plate and is provided with a bolt hole which is communicated up and down, the upper surface of the upper butt joint flange and the lower surface of the lower butt joint flange are both provided with sealing ring grooves, and sealing rings are arranged in the sealing ring grooves.
Compared with the prior art, the utility model provides a take lower furnace chamber of water course, its scheme possesses following beneficial effect:
the whole lower furnace chamber is convenient to assemble and disassemble, reliable in connection and good in connection sealing performance with other parts of the single crystal furnace. The cooling water channel is tightly attached to the outer wall of the furnace body and spirally arranged in a surrounding way, and a gap is reserved between the cooling water channel and the outer cover, so that the cooling efficiency is ensured; the clamping connection mode is adopted, so that the cooling water channel is convenient and quick to overhaul and replace; the arrangement of the sealing ring groove and the sealing ring ensures the connection sealing property of the lower furnace chamber and other parts of the single crystal furnace; the arrangement of the hoisting block is beneficial to hoisting and assembling the lower furnace chamber; in addition, the arrangement position of the through hole also ensures that the through hole is convenient to butt joint with the water channel of other parts of the single crystal furnace.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.
FIG. 1 is a partially exploded view of the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1;
FIG. 3 is an enlarged view of the point B in FIG. 1;
FIG. 4 is an enlarged view of the point C in FIG. 1;
fig. 5 is a schematic cross-sectional view of the present invention;
in the figure: 1. a furnace body; 2. a cooling water channel; 3. a butt flange; 3a, a sealing ring groove; 4. a housing; 5. a through hole; 6. a connecting buckle; 6a, a fixed end; 6b, a movable end; 7. hoisting the blocks; 8. and (4) a sealing ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. These figures are simplified schematic diagrams, which illustrate the basic structure of the invention only in a schematic way, and therefore they show only the components that are relevant to the invention, without limiting the scope of protection of the invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate that the device or element must be placed and operated in a specific orientation, and thus, should not be taken as limiting the present invention.
Referring to fig. 1 to 5, a lower furnace chamber with water channels includes a vertical cylindrical furnace body 1 which is through from top to bottom, 3 to 8 circles of cooling water channels 2 which are spirally arranged around the periphery of the side surface of the furnace body 1, the diameter of the cooling water channels is 8.5mm to 21.5mm, and cooling water flows through the cooling water channels to exchange heat with the furnace body 1 to realize cooling; the top and the bottom of the furnace body 1 are provided with butt-joint flanges 3 protruding the outer contour, which are used for connecting the lower furnace chamber with other parts of the single crystal furnace, and have the advantages of convenient assembly and disassembly and reliable connection; the upper port and the lower port of the cooling water channel 2 respectively penetrate through the upper butt-joint flange 3 and the lower butt-joint flange 3 and are provided with through holes 5, the through holes 5 are communicated with two ends of the cooling water channel 2, and the through holes 5 are used for communicating the cooling water channel 2 of the lower furnace chamber with water channels of other parts of the single crystal furnace; a circle of outer cover 4 which is coaxial with the furnace body 1 is arranged on the outer side of the cooling water channel 2, and the outer cover 4 plays a role in protecting the cooling water channel 2; the cooling water channel 2 is tightly attached to the furnace body 1 and a gap is reserved between the cooling water channel and the outer cover 4 to ensure good cooling effect.
The wall thickness of the furnace body 1 is 5.5 mm-12.5 mm, the wall thickness of the outer cover 4 is 1.5 mm-3 mm, the thickness is moderate, and the cost control is convenient; the hoisting blocks 7 are arranged on the butt joint flanges 3, so that hoisting construction is facilitated; the butt joint flanges 3 are in a flat annular plate shape and are provided with bolt holes which are communicated up and down, sealing ring grooves 3a are formed in the upper surface of the upper butt joint flange 3 and the lower surface of the lower butt joint flange 3, and sealing rings 8 are arranged in the sealing ring grooves 3a to ensure the sealing performance of the butt joint positions of the lower furnace chamber and other components.
When the lower furnace chamber with the water channel is used, the lower furnace chamber is connected with other parts of the single crystal furnace through screw bolts, the cooling water channel 2 is also communicated with the water channels of the other parts, and cooling water is introduced into the cooling water channel for cooling in the production link of the single crystal rod; the hoisting block 7 is convenient to hoist and assemble, and the outer cover 4 is arranged on the cooling water channel 2 to provide space isolation and protection.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and it should be noted that, for those skilled in the art, changes, modifications or additions can be made without departing from the concept of the present invention, and all shall fall within the scope of the present invention.
Claims (6)
1. The utility model provides a take lower furnace chamber of water course which characterized in that: the vertical cylindrical furnace body (1) is communicated with one another from top to bottom, a plurality of rings of cooling water channels (2) are arranged on the periphery of the side face of the furnace body (1) in a surrounding mode, butt-joint flanges (3) protruding out of the outline of the furnace body are arranged at the top and the bottom of the furnace body (1), an upper port and a lower port of each cooling water channel (2) penetrate through the upper butt-joint flange (3) and the lower butt-joint flange (3) respectively and are provided with through holes (5), the through holes (5) are communicated with two ends of the cooling water channels (2), a ring of outer cover (4) coaxial with the furnace body (1) is arranged on the outer side of each cooling water channel (2), and the cooling water channels (2) are tightly attached to the furnace body (1) and form gaps with the outer cover (4).
2. The downcomer chamber of claim 1, wherein: the cooling water channel (2) is spirally arranged in a surrounding mode, the number of the surrounding circles is 3-8, and the diameter of the cooling water channel (2) is 8.5-21.5 mm.
3. The downcomer chamber of claim 1, wherein: the cooling water channel (2) is fixed with the outer wall of the furnace body (1) through a plurality of connecting buckles (6), the connecting buckles (6) are arranged one at intervals of 0.25m, each connecting buckle (6) comprises a fixed end (6 a) and a movable end (6 b) which are connected in a buckling mode, and the fixed ends (6 a) are welded on the outer wall of the furnace body (1).
4. The downcomer chamber of claim 1, wherein: the wall thickness of the furnace body (1) is 5.5 mm-12.5 mm, and the wall thickness of the outer cover (4) is 1.5 mm-3 mm.
5. The downcomer chamber of claim 1, wherein: and a hoisting block (7) is arranged on the butt joint flange (3).
6. The downcomer chamber of claim 1, wherein: the butt joint flange (3) is in a flat circular plate shape and is provided with a bolt hole which is communicated up and down, the upper surface of the upper butt joint flange (3) and the lower surface of the lower butt joint flange (3) are both provided with sealing ring grooves (3 a), and sealing rings (8) are arranged in the sealing ring grooves (3 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221241275.0U CN218232641U (en) | 2022-05-23 | 2022-05-23 | Lower furnace chamber with water channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221241275.0U CN218232641U (en) | 2022-05-23 | 2022-05-23 | Lower furnace chamber with water channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218232641U true CN218232641U (en) | 2023-01-06 |
Family
ID=84671381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221241275.0U Active CN218232641U (en) | 2022-05-23 | 2022-05-23 | Lower furnace chamber with water channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218232641U (en) |
-
2022
- 2022-05-23 CN CN202221241275.0U patent/CN218232641U/en active Active
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