CN202687983U - Swing-type high-temperature vacuum chlorinating furnace - Google Patents
Swing-type high-temperature vacuum chlorinating furnace Download PDFInfo
- Publication number
- CN202687983U CN202687983U CN 201220328120 CN201220328120U CN202687983U CN 202687983 U CN202687983 U CN 202687983U CN 201220328120 CN201220328120 CN 201220328120 CN 201220328120 U CN201220328120 U CN 201220328120U CN 202687983 U CN202687983 U CN 202687983U
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- China
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- quartz glass
- reaction chamber
- swing
- heater
- glass reaction
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Abstract
A swing-type high-temperature vacuum chlorinating furnace is provided with a furnace body, wherein the furnace body comprises an inner intermediate quartz glass reaction chamber and a shell; a heat-preserving layer is arranged between the intermediate quartz glass reaction chamber and the shell; a quartz glass electrode casing is arranged inside the intermediate quartz glass reaction chamber and along the central axis of the intermediate quartz glass reaction chamber; an electrical heating element is mounted inside the quartz glass electrode casing; cover plates are arranged at the left end and the right end of the intermediate quartz glass reaction chamber; a feeding pipe, a discharging pipe, a vacuum exhaust pipe and a chlorine inflating pipe are arranged on the cover plates; a cooling water drum mounted on the furnace body are arranged on the outer part of one cover plate; a swinging shaft is fixed in the middle of the furnace body shell; the furnace body is mounted on a support through the swinging shaft; a swing driving mechanism of the furnace body is arranged on the support; a heating element does not contact powder to form pollution; and the furnace body swings regularly to speed up heating and chlorination of the powder. The swing-type high-temperature vacuum chlorinating furnace has dual functions of impurity removal and decarboxylation; and the operating process is simple, efficient, easy to master, time-saving and labor-saving.
Description
Technical field
The utility model relates to a kind of purification techniques of glass sand, particularly a kind of swing type high-temperature vacuum chlorination furnace.
Background technology
Glass sand refers to that generally SiO2 content is higher than 99.99% quartzy powder.Glass sand is the main raw material(s) of quartz glass product.Only the demand of China market has reached about 100,000 tons according to statistics, is worth nearly 6,000,000,000 yuans.Glass sand is widely used in reaching on a large scale in the important industries such as super large-scale integration, photovoltaic industry, optical fiber, laser, space flight, military affairs.Because these Relationships also are the prerequisites of a national new and high technology Sustainable development to the long term growth of country, therefore, it is very important that the strategic position of glass sand seems.China is one of the abundantest country of global quartzy reserves, is the state-of-the-art technology that our times is generally acknowledged and directly extract ultrapure quartz sand from natural rock.
And from the As-Is analysis of China, the design innovation of equipment special is that China's business circles prepare the bottleneck in the gordian technique of glass sand process.
Summary of the invention
The technical problems to be solved in the utility model is for the deficiencies in the prior art, has proposed a kind of dual-use function of removal of impurities and deshydroxy, swing type high-temperature vacuum chlorination furnace simple to operate of having concurrently.
The technical problems to be solved in the utility model is achieved through the following technical solutions, a kind of swing type high-temperature vacuum chlorination furnace, be characterized in: be provided with body of heater, body of heater comprises interior middle quartz glass reaction chamber and shell, between middle quartz glass reaction chamber and shell, be provided with thermal insulation layer, in middle quartz glass reaction chamber, be provided with silica glass electrode sleeve pipe along its axis, an electric heating element arranged silica glass electrode sleeve pipe is in-built, two ends, the left and right sides in middle quartz glass reaction chamber are provided with cover plate, cover plate is provided with feed and exhaust tube, vacuum exhaust pipe and chlorine gas-filled valve, be provided with the cooling drum that is contained on the body of heater in the outside of cover plate, middle part at the body of heater shell is fixed with swing axle, body of heater is contained on the support by swing axle, support is provided with the swing driving mechanism that joins with swing axle, realizes swinging of body of heater under the drive of swing driving mechanism.
The technical problems to be solved in the utility model can also be come further realization by the following technical programs, and the angle that swings of described body of heater is ± 60 °.
The technical problems to be solved in the utility model can also be come further realization by the following technical programs, and block is housed on the feed and exhaust tube, and block is provided with viewing window.
Compared with prior art, Heating element of the present utility model carries out thermal conduction and thermal radiation by quartz socket tube by middle mind-set circumference vertically, and not only heating efficiency is high, and does not come in contact with powder and form pollution.Heating unit is compared not only the life-span long with traditional structure under equal operating mode, and it is very convenient to carry out maintain and replace.The regular at the uniform velocity intermittent oscillation of body of heater can accelerate that powder is heated and chlorination reaction.The utility model has the dual-use function of removal of impurities and deshydroxy concurrently, also can do separately the use of heating under vacuum or vacuum deshydroxy.Quartzy powder through the utility model was processed can reduce multiple harmful element to 20ppm, and hydroxyl can be down to below the 10ppm, can reach the technical target of the product that microelectronics and photovoltaic industry require fully.Can guarantee stability and the reliability of quality product, simultaneously environmentally safe.Brief, efficient, the easy grasp of whole operating process, time saving and energy saving.
Description of drawings
Fig. 1 is chlorination furnace structure diagram of the present utility model.
Embodiment
As shown in the figure: 1 cooling water tank, 2 vacuum pumps, 3 feed and exhaust tubes, 4 cooling drums, 5 cover plates, 6 swing driving mechanisms, 7 shaft couplings, 8 supports, 9 chlorine cylinders, 10 electrical control cubicles, 11 bodies of heater, 12 thermal insulation layers, 13 middle quartz glass reaction chambeies, 14 silica glass electrode sleeve pipes, 15 an electric heating element.
A kind of swing type high-temperature vacuum chlorination furnace, be provided with body of heater 11, body of heater 11 comprises interior middle quartz glass reaction chamber 13 and shell, between middle quartz glass reaction chamber and shell, be provided with thermal insulation layer 12, in middle quartz glass reaction chamber, be provided with silica glass electrode sleeve pipe 14 along its axis, in silica glass electrode sleeve pipe 14, an electric heating element 15 is housed, be provided with the cover plate 5 of dish at the two ends, the left and right sides in middle quartz glass reaction chamber 13, cover plate 5 is provided with feed and exhaust tube 3, vacuum exhaust pipe and chlorine gas-filled valve, be provided with the cooling drum 4 that is contained on the body of heater in the outside of cover plate 5, middle part at the body of heater shell is fixed with swing axle, body of heater is contained on the support 8 by swing axle, support 8 is provided with the swing driving mechanism 6 that joins with swing axle, realizes swinging of body of heater 11 under the drive of swing driving mechanism 6.The angle that swings of described body of heater 11 is ± 60 °.
Carry out vacuum tightness and chlorination operation by vacuum pump 2 and chlorine cylinder 9 to reaction chamber 13.The temperature regulation of the regular swing of body of heater, reaction chamber and the setting of technique degree etc. are finished by the PLC in the electrical control cubicles 10.When reaction chamber is in running order, have four roads sealings to guarantee that powder and the external world isolate fully, this four roads sealing is arranged at: 1. body of heater flange and end cap junction 2. dish-shaped cover plate with cool off the drum junction electrode that 3. generates heat and stretch out and cool off the drum place and 4. expect partial view form place.
The inwall of reaction chamber 13, Heating element sleeve pipe 14, dish-shaped cover plate 5, feed and exhaust tube 3 all use the pure quartz glass material, guarantee that reaction mass is pollution-free.
Heating element 15 materials can be that metal (as: nickel-base alloy, ferrous alloy, base steel alloy etc.) also can be nonmetal (such as silicon carbon material).Heating element carries out thermal conduction and thermal radiation by quartz socket tube by middle mind-set circumference vertically, and not only heating efficiency is high, and does not come in contact with powder and form pollution.
Reaction chamber temperature can according to the difference of material characteristic, from the regularly stepless adjustment of section of room temperature to 1200 ℃ realization, effectively be removed detrimental impurity and hydroxyl.
In a side of reaction chamber vacuum take-off and chlorine input pipe fitting are set, at the opposite side of reaction chamber two exhaust pipe fittings are set, venting hole is communicated with the pond respectively at the current collection cover by flexible pipe, to reach the purpose of environment purification.
On the feed and exhaust tube 3 block is housed, block is provided with viewing window.The charging and discharging process only need turn a block, screws block, and charge tube can be done viewing window and thermometer hole use thoroughly.
Claims (3)
1. swing type high-temperature vacuum chlorination furnace, it is characterized in that: be provided with body of heater, body of heater comprises interior middle quartz glass reaction chamber and shell, between middle quartz glass reaction chamber and shell, be provided with thermal insulation layer, in middle quartz glass reaction chamber, be provided with silica glass electrode sleeve pipe along its axis, an electric heating element arranged silica glass electrode sleeve pipe is in-built, two ends, the left and right sides in middle quartz glass reaction chamber are provided with cover plate, cover plate is provided with feed and exhaust tube, vacuum exhaust pipe and chlorine gas-filled valve, be provided with the cooling drum that is contained on the body of heater in the outside of cover plate, middle part at the body of heater shell is fixed with swing axle, body of heater is contained on the support by swing axle, support is provided with the swing driving mechanism that joins with swing axle, realizes swinging of body of heater under the drive of swing driving mechanism.
2. swing type high-temperature vacuum chlorination furnace according to claim 1, it is characterized in that: the angle that swings of described body of heater is ± 60 °.
3. swing type high-temperature vacuum chlorination furnace according to claim 1, it is characterized in that: block is housed on the feed and exhaust tube, and block is provided with viewing window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220328120 CN202687983U (en) | 2012-07-09 | 2012-07-09 | Swing-type high-temperature vacuum chlorinating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220328120 CN202687983U (en) | 2012-07-09 | 2012-07-09 | Swing-type high-temperature vacuum chlorinating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202687983U true CN202687983U (en) | 2013-01-23 |
Family
ID=47543631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220328120 Expired - Lifetime CN202687983U (en) | 2012-07-09 | 2012-07-09 | Swing-type high-temperature vacuum chlorinating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202687983U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102757056A (en) * | 2012-07-09 | 2012-10-31 | 邱富仁 | Oscillating high-temperature vacuum chlorination furnace and method for purifying quartz sand by chlorination furnace |
| CN109437546A (en) * | 2018-12-03 | 2019-03-08 | 长飞光纤光缆股份有限公司 | Preform heating furnace and its heating doping method |
-
2012
- 2012-07-09 CN CN 201220328120 patent/CN202687983U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102757056A (en) * | 2012-07-09 | 2012-10-31 | 邱富仁 | Oscillating high-temperature vacuum chlorination furnace and method for purifying quartz sand by chlorination furnace |
| CN109437546A (en) * | 2018-12-03 | 2019-03-08 | 长飞光纤光缆股份有限公司 | Preform heating furnace and its heating doping method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130123 Effective date of abandoning: 20140108 |
|
| RGAV | Abandon patent right to avoid regrant |