CN203299036U - Dissolving device of free silicon in silicon carbide as well as silicon dioxide - Google Patents
Dissolving device of free silicon in silicon carbide as well as silicon dioxide Download PDFInfo
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- CN203299036U CN203299036U CN2013201226843U CN201320122684U CN203299036U CN 203299036 U CN203299036 U CN 203299036U CN 2013201226843 U CN2013201226843 U CN 2013201226843U CN 201320122684 U CN201320122684 U CN 201320122684U CN 203299036 U CN203299036 U CN 203299036U
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- silicon
- silicon dioxide
- dissolving
- silit
- water bath
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound 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O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 239000000377 silicon dioxide Substances 0.000 title claims abstract description 32
- 235000012239 silicon dioxide Nutrition 0.000 title claims abstract description 31
- 229910010271 silicon carbide Inorganic materials 0.000 title abstract description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N Silicon carbide Chemical compound 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[Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title abstract 4
- 229910052710 silicon Inorganic materials 0.000 title abstract 4
- 239000010703 silicon Substances 0.000 title abstract 4
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- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 6
- 239000004809 Teflon Substances 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 6
- 238000003760 magnetic stirring Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 238000004458 analytical method Methods 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 6
- 239000002253 acid Substances 0.000 abstract description 4
- 238000004090 dissolution Methods 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract 2
- 229910052814 silicon oxide Inorganic materials 0.000 abstract 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0nMS4wJyBlbmNvZGluZz0naXNvLTg4NTktMSc/Pgo8c3ZnIHZlcnNpb249JzEuMScgYmFzZVByb2ZpbGU9J2Z1bGwnCiAgICAgICAgICAgICAgeG1sbnM9J2h0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnJwogICAgICAgICAgICAgICAgICAgICAgeG1sbnM6cmRraXQ9J2h0dHA6Ly93d3cucmRraXQub3JnL3htbCcKICAgICAgICAgICAgICAgICAgICAgIHhtbG5zOnhsaW5rPSdodHRwOi8vd3d3LnczLm9yZy8xOTk5L3hsaW5rJwogICAgICAgICAgICAgICAgICB4bWw6c3BhY2U9J3ByZXNlcnZlJwp3aWR0aD0nODVweCcgaGVpZ2h0PSc4NXB4JyB2aWV3Qm94PScwIDAgODUgODUnPgo8IS0tIEVORCBPRiBIRUFERVIgLS0+CjxyZWN0IHN0eWxlPSdvcGFjaXR5OjEuMDtmaWxsOiNGRkZGRkY7c3Ryb2tlOm5vbmUnIHdpZHRoPSc4NS4wJyBoZWlnaHQ9Jzg1LjAnIHg9JzAuMCcgeT0nMC4wJz4gPC9yZWN0Pgo8dGV4dCB4PSc3LjknIHk9JzUzLjYnIGNsYXNzPSdhdG9tLTAnIHN0eWxlPSdmb250LXNpemU6MjNweDtmb250LXN0eWxlOm5vcm1hbDtmb250LXdlaWdodDpub3JtYWw7ZmlsbC1vcGFjaXR5OjE7c3Ryb2tlOm5vbmU7Zm9udC1mYW1pbHk6c2Fucy1zZXJpZjt0ZXh0LWFuY2hvcjpzdGFydDtmaWxsOiM1QkI3NzInID5IPC90ZXh0Pgo8dGV4dCB4PScyMy45JyB5PSc1My42JyBjbGFzcz0nYXRvbS0wJyBzdHlsZT0nZm9udC1zaXplOjIzcHg7Zm9udC1zdHlsZTpub3JtYWw7Zm9udC13ZWlnaHQ6bm9ybWFsO2ZpbGwtb3BhY2l0eToxO3N0cm9rZTpub25lO2ZvbnQtZmFtaWx5OnNhbnMtc2VyaWY7dGV4dC1hbmNob3I6c3RhcnQ7ZmlsbDojNUJCNzcyJyA+QzwvdGV4dD4KPHRleHQgeD0nMzkuOScgeT0nNTMuNicgY2xhc3M9J2F0b20tMCcgc3R5bGU9J2ZvbnQtc2l6ZToyM3B4O2ZvbnQtc3R5bGU6bm9ybWFsO2ZvbnQtd2VpZ2h0Om5vcm1hbDtmaWxsLW9wYWNpdHk6MTtzdHJva2U6bm9uZTtmb250LWZhbWlseTpzYW5zLXNlcmlmO3RleHQtYW5jaG9yOnN0YXJ0O2ZpbGw6IzVCQjc3MicgPmw8L3RleHQ+Cjwvc3ZnPgo= Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- VWDWKYIASSYTQR-UHFFFAOYSA-N Sodium nitrate Chemical compound 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- 239000002994 raw material Substances 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M sodium chloride Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N nitric acid Chemical compound 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O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound 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- -1 silicon-carbon Chemical compound 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Chemical compound 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[Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 235000010344 sodium nitrate Nutrition 0.000 description 2
- 239000004317 sodium nitrate Substances 0.000 description 2
- 210000004907 Glands Anatomy 0.000 description 1
- 210000003660 Reticulum Anatomy 0.000 description 1
- 238000005296 abrasive Methods 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000001187 sodium carbonate Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
Abstract
The utility model belongs to the technical field of chemical analysis, and relates to a silicon carbide analysis technique. A closed container is adopted for preventing acid for dissolution from being volatilized and preventing silicon dioxide in air from entering a reaction system, and guaranteeing that the dissolving system is not polluted, thereby guaranteeing the accuracy of the analysis and testing result. A dissolving device of free silicon in silicon carbide as well as silicon dioxide disclosed by the utility model consists of a reactor (1), a water bath tank (2), a heating device (3) and a stirring device; and the reactor (1) is a closed teflon container, and is arranged in the water bath tank (2). The device has the characteristic of simplicity of integration and unification operation, eliminates the environmental impact during the dissolving process, is configured with a timing device, can achieve automatic control, can control the reaction conditions accurately so as to improve the test accuracy further, is suitable for dissolving free silicon in silicon carbide as well as silicon dioxide, and is also suitable for dissolving low-content free silicon as well as silicon dioxide in other test samples containing silicon.
Description
Technical field
The utility model belongs to the chemical analysis technology field, relates to the silit analytical technology, particularly the silit analytical instrument.
Background technology
Silit due to stable chemical performance, coefficient of heat conductivity is high, thermal expansivity is little, anti-wear performance is good, be widely used in fields such as function ceramics, high grade refractory, abrasive material and metallurgical raw materials.In sic raw material and product, the existence of free silica and silicon dioxide can change its thermal stability, chemical stability, hardness, physical strength etc., thereby directly affects usability.Therefore, the content of free silica and silicon dioxide in Accurate Determining silit, extremely important to the production of sic raw material and product, it is related to quality and performance of raw-material consumption, product etc.
Silit is a kind of material with difficult resolution characteristic, so what at first run in analysis is exactly the resolution problem of sample.The chemico-analytic method of the standard JIS R 6124-1998 carborundum removing material of Japan and JIS R 1616-2007 fine ceramics provide two kinds of methods of decomposing the silit sample with the chemical analysis method of meticulous silicon-carbon powder, and a kind of is that sample and sodium carbonate are heated to 1000 ℃ of meltings in platinum crucible; Another kind is add hydrofluorite, nitric acid, sulfuric acid in sample after, and the acid of pressurizeing in the pressurization decomposition container is decomposed.The unique chemico-analytic standard GB/T 3045-2003 of the relevant silit conventional abrasive Wilicon carbide chemical analysis method of China adopts sample with hydrofluorite, sodium nitrate/sodium chloride, nitric acid/hydrochloric acid heating water bath in polytetrafluoroethylene beaker, stirs and makes free silica and silicon dioxide dissolving in silit.The method in uncovered reaction vessel, the artificial stirring complete, course of dissolution is subjected to the impact of the factors such as contained silicon dioxide in stirring state, acid extraction, hydrofluorite volatilization and air, to dissolving and the follow-up test of free silica and silicon dioxide, has brought larger error.
Summary of the invention
The purpose of this utility model is to provide free silica and silicon dioxide dissolving isolated plant in a kind of silit.
The purpose of this utility model is achieved in that and adopts closed container to prevent from dissolving with the acid volatilization, stop airborne silicon dioxide to enter reaction system, guarantees that dissolution system is not contaminated, thereby guarantee the accuracy of analytical test result.
Free silica and silicon dioxide dissolver in the silit that the utility model relates to, formed by reactor 1, water bath 2, heating arrangement 3 and stirring apparatus, it is characterized in that: reactor 1 is airtight polytetrafluoroethylcontainer container, is placed in water bath 2, and structure as shown in Figure 1.
Free silica and silicon dioxide dissolver in the silit that the utility model relates to is characterized in that: described stirring apparatus is magnetic stirring apparatus.
Free silica and silicon dioxide dissolver in the silit that the utility model relates to is characterized in that: described heating arrangement band timing device.
Free silica and silicon dioxide dissolver in the silit that the utility model relates to is characterized in that: described heating arrangement 3 and stirring apparatus are structure as a whole, and structure as shown in Figure 2.
Free silica and silicon dioxide dissolver in the silit that the utility model relates to is characterized in that: also have reactor stationary installation 5.
Free silica and silicon dioxide dissolver in the silit that the utility model relates to is characterized in that: water bath 2 band water bath lids 4, device 1 stationary installation 5 responds on water bath lid 4.
Free silica and silicon dioxide dissolver in the silit that the utility model relates to is characterized in that: stirring wing 6 surfaces of described stirring apparatus coat teflon.
Free silica and silicon dioxide dissolver in the silit that the utility model relates to, have integrated, integrated characteristics simple to operate, effectively eliminate the environmental impact in course of dissolution, the configuration timing device, can realize automatic control, can accurately control reaction conditions, further improve measuring accuracy.This device is applicable to the dissolving of free silica and silicon dioxide in silit, also is applicable to the dissolving of low content free silica and silicon dioxide in other siliceous samples.
Description of drawings
A kind of dissolver structural representation that Fig. 1 the utility model relates to
The another kind of dissolver structural representation that Fig. 2 the utility model relates to
The 1-reactor, 2-water bath, 3-heating arrangement, 4-water bath lid, 5-reactor stationary installation, 6-stirring wing, 7-temperature sensor.
Embodiment
Below in conjunction with drawings and Examples, the utility model patent is further illustrated.
Water bath heating device and stirring apparatus are structure as a whole, and the magnetic stirring apparatus of having electronic timing function (IKA Hybrid Heating magnetic stirring apparatus RET control type) is joined teflon coating magneton.Water bath 2 band water bath lids 4, groove covers out two circular holes, joins garter spring for Φ 2.4cm hole for one and is used for fixed reactor 1 as reactor stationary installation 5, and another is laid and fixed temperature sensor 7.
Reactor 1 is joined gland bonnet teflon cylinder for the threaded mouth of Φ 2.4cm.
As shown in Figure 2, water bath 2 is positioned on magnetic force heating stirrer work top structure, and the built-in magneton of reactor, be fixed on sink cover with cranse, obtains according to free silica in the silit of claim and silicon dioxide dissolver.
During use, connect the temperature sensor line, be watered water for shower, set heating-up temperature, start heating function, the preheating system; After reaching predetermined temperature, the opening encapsulation lid, join sample, hydrofluorite, sodium nitrate/sodium chloride, nitric acid/hydrochloric acid in reactor successively, the screwing hermetic lid; Open the electromagnetic agitation function, the opening timing function, set the reaction time simultaneously; Arrive and specify the reaction time, stirring and heating stop automatically, and reaction is completed, and takes off sealed reactor, and is cooling stand-by.
Claims (7)
1. free silica and silicon dioxide dissolver in a silit, be comprised of reactor (1), water bath (2), heating arrangement (3) and stirring apparatus, it is characterized in that: reactor (1) is airtight polytetrafluoroethylcontainer container, is placed in water bath (2).
2. free silica and silicon dioxide dissolver according to claim 1 silit, it is characterized in that: described stirring apparatus is magnetic stirring apparatus.
3. free silica and silicon dioxide dissolver in silit according to claim 1, is characterized in that: described heating arrangement band timing device.
4. free silica and silicon dioxide dissolver in silit according to claim 1, it is characterized in that: described heating arrangement (1) and stirring apparatus are structure as a whole.
5. free silica and silicon dioxide dissolver according to claim 1 ~ 4 described silit, is characterized in that: also have reactor stationary installation (5).
6. free silica and silicon dioxide dissolver according to claim 1 ~ 4 described silit is characterized in that: water bath (2) band water bath lid (4), device stationary installation (5) responds on water bath lid (4).
7. free silica and silicon dioxide dissolver according to claim 1 ~ 4 described silit, is characterized in that: the stirring wing of described stirring apparatus (6) surface coating teflon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201226843U CN203299036U (en) | 2013-03-18 | 2013-03-18 | Dissolving device of free silicon in silicon carbide as well as silicon dioxide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201226843U CN203299036U (en) | 2013-03-18 | 2013-03-18 | Dissolving device of free silicon in silicon carbide as well as silicon dioxide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203299036U true CN203299036U (en) | 2013-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201226843U Active CN203299036U (en) | 2013-03-18 | 2013-03-18 | Dissolving device of free silicon in silicon carbide as well as silicon dioxide |
Country Status (1)
| Country | Link |
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| CN (1) | CN203299036U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105537001A (en) * | 2015-12-04 | 2016-05-04 | 云南锡业股份有限公司卡房分公司 | Dissolving and preparing method for soap type collecting agent GY-10 agentia solution |
-
2013
- 2013-03-18 CN CN2013201226843U patent/CN203299036U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105537001A (en) * | 2015-12-04 | 2016-05-04 | 云南锡业股份有限公司卡房分公司 | Dissolving and preparing method for soap type collecting agent GY-10 agentia solution |
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| GR01 | Patent grant | ||
| C14 | Grant of patent or utility model |