CN207235188U - Heating unit prepared by a kind of nano silica fume - Google Patents
Heating unit prepared by a kind of nano silica fume Download PDFInfo
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- CN207235188U CN207235188U CN201721302379.7U CN201721302379U CN207235188U CN 207235188 U CN207235188 U CN 207235188U CN 201721302379 U CN201721302379 U CN 201721302379U CN 207235188 U CN207235188 U CN 207235188U
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- cooling
- silica fume
- heating unit
- nano silica
- cathode
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Abstract
The utility model discloses heating unit prepared by a kind of nano silica fume, including silica flour conveyance conduit, silicon distillation passage and plasma-arc heater.It makes silica flour be sublimed into silicon steam by the superhigh temperature that plasma-arc heater moment produces, to reach the technological requirement heated in nano silica fume preparation process.The utility model has the advantage of：Drive system voltage is controllable, and the input power of plasma-arc heater can be adjusted by varying negative and positive interpolar spacing, and the regulation and control to the practicality heating-up temperature are realized from structure；Circulation, anode and cathode water cooled pipeline integration simplify water-cooling system, increase water cooling contact surface, improve cooling effectiveness in plasma-arc heater water cooling.
Description
Technical field
The utility model is heating unit prepared by a kind of nano silica fume, belongs to heat plasma technical field.
Background technology
There is one of heating process in the preparation process of nano silica fume, nano silica fume moment need to be sublimed into silicon steam.By
The property of silicon is determined that silicon distillation required temperature is high.Plasma-arc heating greatly adds as a kind of moment Heat liberation unit
Hot mode is widely used in the heating process of silicon distillation.
In commercial Application, the generating means of plasma-arc requires high, its water-cooling system even more complexity.Therefore equity
The cleaning and maintenance of ionic arc generating means also become a problem.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide heating dress prepared by a kind of nano silica fume
Put, solve the problems, such as that heating unit water-cooling system prepared by domestic nano silica fume is complicated, cleaning is inconvenient.
To achieve these goals, the utility model is to realize by the following technical solutions：A kind of nano silica fume system
Standby heating unit, including silica flour conveyance conduit, silicon distillation passage and plasma-arc heater, plasma-arc heater by
Anode, cathode, external insulation protective case, interior insulation filler and drive system are formed, and drive system includes driving screw rod, driving is adjusted
Device, transformer, driving motor and driving screw hole, driving motor are electrically connected with driving adjuster, and anode nozzle and silicon distillation are logical
Road is connected, and interior insulation filler, anode water cooling cavity, cooling water outlet, cooling water pipeline, cathode are filled with external insulation protective case
Cooling-water duct, cathode water cooling cavity and cooling water inlet pipe constitute water-cooling loop, and cathode outer wall is equipped with helical gas channel
With working gas passage, cathode flame active section is formed.
Further, the drive system is equipped with transformer regulation and control output voltage.
Further, the interior insulation filler is fire resistant resin.
Further, the output power of anode nozzle can be changed by adjusting the size of separate cavities.
Further, the anode water cooling cavity, cooling water outlet, cooling water pipeline, cooled cathode aquaporin, cathode water
Cold cavity and cooling water inlet pipe constitute water-cooling loop.
Further, the driving screw rod is connected with driving screw hole nut.
Further, the driving motor is electrically connected with driving adjuster.
The beneficial effects of the utility model：Drive system voltage is controllable, and the input power of plasma-arc heater can lead to
The adjusting of change negative and positive interpolar spacing is crossed, the regulation and control to the practicality heating-up temperature are realized from structure；Plasma-arc heater water
Cold interior circulation, anode and cathode water cooled pipeline integration simplify water-cooling system, increase water cooling contact surface, improve cooling effectiveness.
Brief description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is the structure diagram of heating unit prepared by a kind of nano silica fume of the utility model.
In figure：Silica flour conveyance conduit -1, silicon distillation passage -2, anode -3, anode nozzle -301, separate cavities 302, anode water
Cold cavity -303, cooling water outlet -304, cooling water pipeline -305, external insulation protective case -4, interior insulation filler -5, cathode -6,
Cooled cathode aquaporin -601, sliding block -602, cathode water cooling cavity -603, cooling water inlet pipe -604, helical gas channel -
605th, working gas passage -606, drive system -7, driving screw rod -701, driving adjuster -702, transformer -703, driving electricity
Machine -704, driving screw hole -705, plasma-arc heater -8.
Embodiment
To make the technical means, creative features, achievable purpose and effectiveness that the utility model is realized easy to understand, below
With reference to embodiment, the utility model is expanded on further.
Referring to Fig. 1, heating unit prepared by a kind of nano silica fume of the utility model offer, including silica flour conveyance conduit 1,
Silicon distils passage 2 and plasma-arc heater 8, plasma-arc heater 8 by anode 3, cathode 6, external insulation protective case 4,
Interior insulation filler 5 and drive system 7 are formed, and drive system includes driving screw rod 701, driving adjuster 702, transformer 703, drive
Dynamic motor 704 and driving screw hole 705, driving motor 704 are electrically connected with driving adjuster 702, and anode nozzle 301 distils with silicon
Passage 2 is connected, and interior insulation filler 5, anode water cooling cavity 303, cooling water outlet 304, cooling are filled with external insulation protective case 4
Waterpipe 305, cooled cathode aquaporin 601, cathode water cooling cavity 603 and cooling water inlet pipe 604 constitute water-cooling loop, cloudy
Pole outer wall is equipped with helical gas channel 605 and working gas passage 606, forms cathode flame active section.
Operation principle：Silica flour is delivered to silicon distillation passage 2, plasma-arc heating by air blower from silica flour conveyance conduit 1
The anode nozzle 301 of device 8 ejects the plasma current impact silicon distillation passage 2 of high-speed and high-temperature, the silica flour that silicon distils in passage 2
Moment is sublimed into silicon steam at high temperature, and silicon steam is delivered up along silicon distillation passage 2.
External insulation protective case 4 with the working gas passage 606 that connects is provided with interior insulation filler 5, be working gas entrance,
Thus working gas enters helical gas channel 605, while helical gas channel 605 is circumferentially being evenly distributed with outlet, in spiral shell
Rotation gas passage 605 accelerates to separate cavities 302 after pressurizeing, while cools down 6 surface of cathode, enters anode nozzle 301, ionizes
The plasma jet of high temperature and high speed is produced afterwards.
Plasma-arc heater cooling water circulation：Cooling water enters the cathode of cathode internal from cooling water inlet pipe 604
Water cooling cavity 603, and cooled cathode aquaporin 601, cooling water pipeline 305 are passed sequentially through into anode water cooling cavity 303, and from
Cooling water outlet 304 flows out, so as to form cooling water circulation loop system.
The advantages of basic principle and main feature and the utility model of the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than described above limit, it is intended that will fall in the implication and scope of the equivalency of claim
All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation
It is required that.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (7)
- A kind of 1. heating unit prepared by nano silica fume, it is characterised in that：Including silica flour conveyance conduit (1), silicon distillation passage (2) With plasma-arc heater (8), plasma-arc heater (8) is by anode (3), cathode (6), external insulation protective case (4), interior Insulating packing (5) and drive system (7) are formed, and drive system includes driving screw rod (701), driving adjuster (702), transformer (703), motor (704) and driving screw hole (705) are driven, driving motor (704) is electrically connected with driving adjuster (702), sun Pole nozzle (301) is connected with silicon distillation passage (2), and interior insulation filler (5), anode water cooling are filled with external insulation protective case (4) Cavity (303), cooling water outlet (304), cooling water pipeline (305), cooled cathode aquaporin (601), cathode water cooling cavity (603) and cooling water inlet pipe (604) constitutes water-cooling loop, and cathode outer wall is equipped with helical gas channel (605) and work gas Body passage (606), forms cathode flame active section.
- 2. heating unit prepared by a kind of nano silica fume according to claim 1, it is characterised in that：The drive system (7) it is equipped with transformer (703) regulation and control output voltage.
- 3. heating unit prepared by a kind of nano silica fume according to claim 1, it is characterised in that：The interior insulation filler (5) it is fire resistant resin.
- 4. heating unit prepared by a kind of nano silica fume according to claim 1, it is characterised in that：It can be isolated by adjusting The size of chamber (302) changes the output power of anode nozzle.
- 5. heating unit prepared by a kind of nano silica fume according to claim 1, it is characterised in that：The anode water cooling is empty Chamber (303), cooling water outlet (304), cooling water pipeline (305), cooled cathode aquaporin (601), cathode water cooling cavity (603) Water-cooling loop is constituted with cooling water inlet pipe (604).
- 6. heating unit prepared by a kind of nano silica fume according to claim 1, it is characterised in that：The driving screw rod (701) connected with driving screw hole (705) nut.
- 7. heating unit prepared by a kind of nano silica fume according to claim 1, it is characterised in that：The driving motor (704) it is electrically connected with driving adjuster (702).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721302379.7U CN207235188U (en) | 2017-09-30 | 2017-09-30 | Heating unit prepared by a kind of nano silica fume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721302379.7U CN207235188U (en) | 2017-09-30 | 2017-09-30 | Heating unit prepared by a kind of nano silica fume |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207235188U true CN207235188U (en) | 2018-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721302379.7U Active CN207235188U (en) | 2017-09-30 | 2017-09-30 | Heating unit prepared by a kind of nano silica fume |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109587923A (en) * | 2018-12-21 | 2019-04-05 | 西安航天动力研究所 | A kind of water, electricity and gas part flow arrangement of plasma torch |
| CN111621734A (en) * | 2020-07-09 | 2020-09-04 | 中机凯博表面技术江苏有限公司 | Plasma spray gun |
-
2017
- 2017-09-30 CN CN201721302379.7U patent/CN207235188U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109587923A (en) * | 2018-12-21 | 2019-04-05 | 西安航天动力研究所 | A kind of water, electricity and gas part flow arrangement of plasma torch |
| CN109587923B (en) * | 2018-12-21 | 2020-11-06 | 西安航天动力研究所 | Water, electricity and gas shunting device for plasma torch |
| CN111621734A (en) * | 2020-07-09 | 2020-09-04 | 中机凯博表面技术江苏有限公司 | Plasma spray gun |
| CN111621734B (en) * | 2020-07-09 | 2024-04-26 | 中机凯博表面技术江苏有限公司 | Plasma spray gun |
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