CN201110832Y - Temperature controllable quartz heating furnace body with prewarming - Google Patents
Temperature controllable quartz heating furnace body with prewarming Download PDFInfo
- Publication number
- CN201110832Y CN201110832Y CNU2007201902357U CN200720190235U CN201110832Y CN 201110832 Y CN201110832 Y CN 201110832Y CN U2007201902357 U CNU2007201902357 U CN U2007201902357U CN 200720190235 U CN200720190235 U CN 200720190235U CN 201110832 Y CN201110832 Y CN 201110832Y
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- furnace body
- quartz
- heating furnace
- preheating
- furnace
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- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model relates to a device for igniting argon and hydrogen flame in atomic fluorescence analysis, the utility model discloses a quartz heating furnace body with a preheating function and controllable temperature, the quartz heating furnace body comprises a furnace body, a support bracket at the bottom of the furnace body, a quartz tube placed at the center of the inside of the furnace body, and a furnace wire installed at the top of the furnace body and placed near the quartz tube mouth, two ends of the furnace wire are provided with lug plates, ceramic parts are arranged below the lug plates, the middle portion of the quartz tube is equipped with a temperature control preheating device which is installed at the periphery of the quartz tube, the outside of the furnace wire is equipped with a ceramic cap, and a cover of the ceramic cap is on the furnace wire and is connected with the top of the furnace body. The furnace wire of the utility model is easy to change, atomization efficiency is relatively high, flame noise is low, detection limit and precision of hydride elements are increased, and simultaneously shortages that the quartz is easy to age and the electrical furnace wire is easy to be damaged are overcome.
Description
Technical field
The utility model relates to the device of lighting argon-hydrogen flame in the atomic fluorescence analysis, is specifically related to the quartz heating furnace body of a kind of Controllable Temperature band preheating.
Background technology
The hydride Generation-Atomic Fluorescence Spectrometry is a kind of faster analytical technology of domestic development.Be mainly used in analytical test hydride element, in test process, sample solution and reductive agent carry out chemical reaction in hydride generator, hydride that its reaction produces and carrier gas mix the back by the atomizer quartz ampoule, through lighting the formation argon-hydrogen flame, tested element carries out atomization in flame.Therefore in hydride generation atomization system, the argon-hydrogen flame portfire is an important building block, and utilization is very general at home.But because present argon-hydrogen flame portfire atomization efficiency is lower, the flame noise is big, and quartz ampoule is easily aging; And the stove silk life-span is short, the difficult replacing.
The utility model content
(1) technical matters that will solve
In order to overcome the deficiencies in the prior art, the purpose of this utility model provides a kind of stove silk and easily changes, and atomization efficiency is higher, the quartz heating furnace body of the Controllable Temperature band preheating that the flame noise is low, thus improved the detection limit and the precision of hydride element.
(2) technical scheme
The quartz heating furnace body of Controllable Temperature band of the present utility model preheating, comprise body of heater, bottom of furnace body support, be positioned at the body of heater centre quartz ampoule, be contained in the body of heater top and be positioned near the quartzy mouth of pipe stove silk, there is lug plate at stove silk two ends, be provided with ceramic member below the lug plate, described quartz ampoule middle part is provided with the temperature control preheating apparatus, and this temperature control preheating apparatus is contained in the periphery of quartz ampoule; Described stove silk outside is provided with ceramic cap, and this pottery cap is connected on the stove silk and with the body of heater top.
Wherein, described temperature control preheating apparatus comprises glaze mould resistance, thermopair, heat-conducting block and is used for the computing machine of temperature control, and wherein, computing machine is communicated with glaze mould resistance, thermopair respectively, and thermopair links to each other with glaze mould resistance by heat-conducting block.
Wherein, two terminated lines place of described glaze mould resistance are provided with ceramic member.
Wherein, described stove silk is coiled in quartzy mouth of pipe place.
(3) beneficial effect
Owing to adopt above technical scheme, the utility model has following having a few:
1 owing to carried out preheating of quartz ampoule, atomization efficiency is improved, thereby improved the detection limit and the precision of hydride element;
2 light argon-hydrogen flame after, its flame noise obviously reduces;
3 owing to adopted the ceramic cap of convenient disassembly, and the stove silk is easily changed, and is easy to operate.
Description of drawings
Fig. 1 is the synoptic diagram of the utility model structure;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the synoptic diagram of the utility model temperature control preheating apparatus.
Among the figure: 1, body of heater, 2, the stove silk, 3, ceramic cap, 4, ceramic member, 5, glaze mould resistance, 6, ceramic member, 7, support, 8, quartz ampoule, 9, thermopair, 10, heat-conducting block.
Embodiment
Following examples are used to illustrate the utility model, but are not used for limiting protection domain of the present utility model.
Referring to Fig. 1, Fig. 2, the quartz heating furnace body of Controllable Temperature band of the present utility model preheating is made up of body of heater 1, stove silk 2, ceramic cap 3, ceramic member 4, glaze mould resistance 5, ceramic member 6, support 7, quartz ampoule 8, thermopair 9, heat-conducting block 10, computing machine, wherein:
Referring to Fig. 3, form the temperature control preheating apparatus by glaze mould resistance 5, thermopair 9, heat-conducting block 10, computing machine, 5 pairs of quartz ampoules of described glaze mould resistance 8 are implemented to preheat by the computer control temperature; Thermopair 9 links to each other with glaze mould resistance 5 by heat-conducting block 10, measures and control the temperature of glaze mould resistance 5, and gives computing machine with the Temperature Feedback of glaze mould resistance 5, by computer-implemented temperature control, to strengthen stability;
Referring to Fig. 1, glaze mould resistance 5 is the middle parts that are enclosed within quartz ampoule 8, is provided with ceramic member 4,6 in 5 liang of terminated lines place of glaze mould resistance, its objective is to guarantee insulation.
Referring to Fig. 1, stove silk 2 is coiled in 8 mouthfuls of places of quartz ampoule, so that igniting; Stove silk 2 is parts of the easiest damage in the quartzy stove, and therefore the ceramic cap 3 of a convenient disassembly is housed in the outside of stove silk 2, makes the replacing of stove silk 2 simple and fast that becomes.
The utility model is carried out 8 mouthfuls of igniting automatically of quartz ampoule, and stove silk 2 adopts exotic material, low resistance, and low-voltage, the stove silk is changed convenient, long service life.Quartz ampoule 8 adopts the technology that preheats, and improves the detection limit and the precision of hydride element, reduces memory effect simultaneously and has overcome the easily aging and electric furnace heating wire 2 flimsy shortcomings of quartz ampoule 8.Learn pre-heating temperature by experiment than under the low condition, atomization efficiency is improved, and the flame noise obviously reduces, and pre-heating temperature can strengthen stability by computer control.Insulating material adopts the ceramic member 4,6 of corrosion-and high-temp-resistant.
Claims (4)
1, the quartz heating furnace body of a kind of Controllable Temperature band preheating, comprise body of heater, bottom of furnace body support, be positioned at the body of heater centre quartz ampoule, be contained in the body of heater top and be positioned near the quartzy mouth of pipe stove silk, there is lug plate at stove silk two ends, be provided with ceramic member below the lug plate, it is characterized in that: described quartz ampoule middle part is provided with the temperature control preheating apparatus, and this temperature control preheating apparatus is contained in the periphery of quartz ampoule; Described stove silk outside is provided with ceramic cap, and this pottery cap is connected on the stove silk and with the body of heater top.
2, the quartz heating furnace body of a kind of Controllable Temperature band as claimed in claim 1 preheating, it is characterized in that: described temperature control preheating apparatus comprises glaze mould resistance, thermopair, heat-conducting block and is used for the computing machine of temperature control, wherein, computing machine is communicated with glaze mould resistance, thermopair respectively, and thermopair links to each other with glaze mould resistance by heat-conducting block.
3, the quartz heating furnace body of a kind of Controllable Temperature band as claimed in claim 2 preheating is characterized in that: two terminated lines place of described glaze mould resistance are provided with ceramic member.
4, the quartz heating furnace body of a kind of Controllable Temperature band as claimed in claim 1 preheating is characterized in that: described stove silk is coiled in quartzy mouth of pipe place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201902357U CN201110832Y (en) | 2007-11-19 | 2007-11-19 | Temperature controllable quartz heating furnace body with prewarming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201902357U CN201110832Y (en) | 2007-11-19 | 2007-11-19 | Temperature controllable quartz heating furnace body with prewarming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201110832Y true CN201110832Y (en) | 2008-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201902357U Expired - Lifetime CN201110832Y (en) | 2007-11-19 | 2007-11-19 | Temperature controllable quartz heating furnace body with prewarming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201110832Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630516A (en) * | 2012-08-24 | 2014-03-12 | 北京瑞利分析仪器有限公司 | Heating device for atomic fluorescence low-temperature ignition atomizer |
| CN103630527A (en) * | 2012-08-27 | 2014-03-12 | 北京瑞利分析仪器有限公司 | Argon-hydrogen flame low temperature automatic ignition apparatus used for atomic fluorescence |
| CN103776816A (en) * | 2012-10-17 | 2014-05-07 | 北京瑞利分析仪器有限公司 | Mini-sized quartz furnace atomizing device |
| CN106053422A (en) * | 2016-08-23 | 2016-10-26 | 江苏德林环保技术有限公司 | Autonomous heating type atomizer |
| CN106225479A (en) * | 2016-08-26 | 2016-12-14 | 陈学红 | A kind of heating rate has the smelting equipment of waste gas purification function soon |
| CN106323923A (en) * | 2015-07-08 | 2017-01-11 | 北京瑞利分析仪器有限公司 | Two-zone temperature controlled shield type quartz furnace atomizer |
| CN106645073A (en) * | 2017-03-08 | 2017-05-10 | 力合科技（湖南）股份有限公司 | Atomizer and ignition device |
| CN107389630A (en) * | 2017-06-23 | 2017-11-24 | 北京海光仪器有限公司 | The adjustable pulse firing formula atomizer of temperature and its heating means |
| CN111103265A (en) * | 2018-10-29 | 2020-05-05 | 重庆民泰新农业科技发展集团有限公司 | Atomizer for atomic fluorescence analysis and atomic fluorescence instrument |
| CN111103271A (en) * | 2018-10-29 | 2020-05-05 | 谱焰实业(上海)有限公司 | Atomic fluorescence analysis method for outer tube sample injection |
| WO2020088444A1 (en) * | 2018-10-29 | 2020-05-07 | 伯侨（重庆）重金属科学技术研究院有限公司 | Atomizer for analytical instrument |
-
2007
- 2007-11-19 CN CNU2007201902357U patent/CN201110832Y/en not_active Expired - Lifetime
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630516A (en) * | 2012-08-24 | 2014-03-12 | 北京瑞利分析仪器有限公司 | Heating device for atomic fluorescence low-temperature ignition atomizer |
| CN103630516B (en) * | 2012-08-24 | 2016-01-13 | 北京瑞利分析仪器有限公司 | For the heating arrangement of atomic fluorescence low-temperature ignition atomizer |
| CN103630527A (en) * | 2012-08-27 | 2014-03-12 | 北京瑞利分析仪器有限公司 | Argon-hydrogen flame low temperature automatic ignition apparatus used for atomic fluorescence |
| CN103630527B (en) * | 2012-08-27 | 2015-11-18 | 北京瑞利分析仪器有限公司 | For the argon-hydrogen flame low temperature automatic igniter of atomic fluorescence |
| CN103776816A (en) * | 2012-10-17 | 2014-05-07 | 北京瑞利分析仪器有限公司 | Mini-sized quartz furnace atomizing device |
| CN103776816B (en) * | 2012-10-17 | 2016-01-13 | 北京瑞利分析仪器有限公司 | Miniature quartz stove atomizer |
| CN106323923A (en) * | 2015-07-08 | 2017-01-11 | 北京瑞利分析仪器有限公司 | Two-zone temperature controlled shield type quartz furnace atomizer |
| CN106323923B (en) * | 2015-07-08 | 2023-07-14 | 北京北分瑞利分析仪器(集团)有限责任公司 | Double-zone temperature control shielding type quartz furnace atomizer |
| CN106053422A (en) * | 2016-08-23 | 2016-10-26 | 江苏德林环保技术有限公司 | Autonomous heating type atomizer |
| CN106225479A (en) * | 2016-08-26 | 2016-12-14 | 陈学红 | A kind of heating rate has the smelting equipment of waste gas purification function soon |
| CN106225479B (en) * | 2016-08-26 | 2018-03-23 | 越研环境工程盐城有限公司 | A kind of heating rate has the smelting equipment of waste gas purification function soon |
| CN106645073A (en) * | 2017-03-08 | 2017-05-10 | 力合科技（湖南）股份有限公司 | Atomizer and ignition device |
| CN106645073B (en) * | 2017-03-08 | 2023-09-29 | 力合科技（湖南）股份有限公司 | Atomizer and ignition device thereof |
| CN107389630A (en) * | 2017-06-23 | 2017-11-24 | 北京海光仪器有限公司 | The adjustable pulse firing formula atomizer of temperature and its heating means |
| CN111103265A (en) * | 2018-10-29 | 2020-05-05 | 重庆民泰新农业科技发展集团有限公司 | Atomizer for atomic fluorescence analysis and atomic fluorescence instrument |
| CN111103271A (en) * | 2018-10-29 | 2020-05-05 | 谱焰实业(上海)有限公司 | Atomic fluorescence analysis method for outer tube sample injection |
| WO2020088444A1 (en) * | 2018-10-29 | 2020-05-07 | 伯侨（重庆）重金属科学技术研究院有限公司 | Atomizer for analytical instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING PUXI GENERAL INSTRUMENT CO., LTD. Free format text: FORMER OWNER: BEIJING PUXI SCIENTIFIC INSTRUMENTS CO., LTD. Effective date: 20090327 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090327 Address after: No. 3, Ping two road, Pinggu District, Beijing, China: 101200 Patentee after: Puxi General Instrument Co., Ltd., Beijing Address before: Granville Technology Building 8, Zhongguancun South Avenue, Beijing, Haidian District, China: 100081 Patentee before: Beijing Puxi Scientific Instrument Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080903 |