CN102935345A - High pressure resistant quartz reaction furnace - Google Patents
High pressure resistant quartz reaction furnace Download PDFInfo
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- CN102935345A CN102935345A CN2012104545431A CN201210454543A CN102935345A CN 102935345 A CN102935345 A CN 102935345A CN 2012104545431 A CN2012104545431 A CN 2012104545431A CN 201210454543 A CN201210454543 A CN 201210454543A CN 102935345 A CN102935345 A CN 102935345A
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- reaction tube
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- quartz reaction
- heating furnace
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Abstract
The invention relates to a high pressure resistant quartz reaction furnace which is composed of a heating furnace body and a quartz reaction pipe. The heating furnace body is evenly divided into two portions from the middle, a straight hole of a reaction pipe and with larger radius is arranged on the most inner portion, and the outer portion of the heating furnace is sequentially composed of a heating furnace tile, heat preservation sponge, a casing and other wrapping layers. An iron body and an iron ring are fixed at two ends of the furnace body respectively. The quartz reaction pipe penetrates through the iron ring to be properly installed in the straight hole in the furnace body. One end of the quartz reaction pipe with an air inlet is connected with an air inlet metal handle in the metal thread connection mode, and the inside is sealed through a rubber ring. One end of the quartz reaction pipe with an air outlet adopts the identical metal thread mode to fix an air outlet nut on the iron ring, and the inside is sealed through a rubber ring. The quartz reaction furnace is simple in structure, capable of being applied under pressurization condition, simple in structure, safe and reliable and has wide application prospect.
Description
Technical field
The present invention relates to a kind of high pressure resistant quartz reaction stove, can be applied under the pressurized conditions, simple in structure, easy to operate, high pressure resistant, and safe and reliable.
Background technology
Microreactor is a kind of chemical reaction equipment commonly used continuously, is used for realizing continuous course of reaction.The main part of microreactor is reacting furnace continuously, comprises the reaction tube of heating furnace body and the inside, is placed with catalyst in the reaction tube, and the gas liquid reaction thing reacts under certain reaction temperature and pressure condition from the import continuous sample introduction.The material of reaction tube is mainly used stainless steel material in the reacting furnace, and reason is that the two ends of stainless steel reaction pipe use metal threaded connected mode, can adopt the becket sealing or directly is welded on the reaction tube, and its withstand voltage degree is high.Then it also exists certain problem, and for example in a lot of reactions, may there be certain reactivity in stainless steel material itself, and tube wall is opaque simultaneously makes troubles to cleaning, simultaneously the more expensive inconvenient frequent of price.For the quartz reaction stove, adopt crystal reaction tube, there is not above problem, but the crystal reaction tube two ends also are by metal threaded connected mode, generally can only use rubber ring to seal, be easy to like this be backed down by gas, thereby limited widely the application of quartz reaction stove in reaction under high pressure.
Summary of the invention
The object of the present invention is to provide a kind of new high pressure resistant quartz reaction stove.Can't be applicable to the problem of reaction under high pressure for the quartz reaction stove of general structure, by original structure is changed, adopt specific furnace binding and reaction tube to import and export connected mode, obtain the quartz reaction stove that can pressurize.Air inlet one end of crystal reaction tube uses metal threaded connected mode to connect the gas feed metal handle, and the outer ring part of metal handle is stuck in the inside groove of body of heater one end iron body.Gas outlet one end of crystal reaction tube is same to adopt metal threaded mode that the gas vent nut is fixed on the iron hoop of the body of heater other end.Even therefore under the reaction under high pressure condition, because the iron body inside groove at body of heater two ends and the fixation of iron hoop, so that the gas feed metal handle of ining succession on the crystal reaction tube and gas vent nut can not pushed open by gas, keep good sealing effectiveness, thereby can be used for the reaction system of high pressure.Reaction tube is closely surrounded by body of heater in addition, the problem that therefore can not occur exploding, and security performance is guaranteed.The structure of this quartz reaction stove is very simple, and therefore easy operating is with a wide range of applications.
High pressure resistant quartz reaction stove provided by the invention comprises by heating furnace body and crystal reaction tube.Heating furnace body is the structure of open type, separates average out to two parts from the centre, and inside is the straight hole that a radius is slightly larger than reaction tube, and is outside by the samming cover, the heating tile, and heat-preservation cotton and shell integument consist of successively, have good temperature control effect.The two ends of heating furnace body are fixed with respectively iron body and outer a survey with an inside groove has screw thread, pore radius to be slightly larger than the iron hoop of reaction tube external diameter.When mounted, crystal reaction tube passes iron hoop, just can be contained in the straight hole of body of heater inside.Air inlet one end of crystal reaction tube uses metal threaded connected mode to connect the gas feed metal handle, interiorly seals with rubber ring, and the diameter of the outer ring part of metal handle is slightly less than the aperture of the iron body inside groove of body of heater one end, and is fixed in the inside groove.Gas outlet one end of crystal reaction tube is same to adopt metal threaded mode that the gas vent nut is fixed on the iron hoop, interiorly uses seal with elastometic washer.
The present invention adopts specific furnace binding and reaction tube to import and export connected mode by original structure is changed, and obtains the quartz reaction stove that can pressurize.Air inlet one end of crystal reaction tube uses metal threaded connected mode to connect the gas feed metal handle, and the outer ring part of metal handle is stuck in the inside groove of body of heater one end iron body.Gas outlet one end of crystal reaction tube is same to adopt metal threaded mode that the gas vent nut is fixed on the iron hoop of the body of heater other end.Under the reaction under high pressure condition, because the iron body inside groove at stove two ends and the fixation of iron hoop, so that the gas feed metal handle of ining succession on the crystal reaction tube and gas vent nut can not pushed open by gas, keep good sealing effectiveness, thereby can be used for the reaction system of high pressure.Reaction tube is closely surrounded by body of heater, and security performance is good.This quartz reaction stove simple in structure, easy to operate, high pressure resistant, and safe and reliable, and therefore easy operating is with a wide range of applications.
Description of drawings
Fig. 1 is the schematic cross-section of whole quartz reaction furnace structure.
Fig. 2 is the structural representation of the fixedly iron hoop on one end of quartz reaction stove gas outlet.
Fig. 3 is the structural representation of the iron body with inside groove on quartz reaction stove air inlet one end.
The specific embodiment
Be elaborated below in conjunction with accompanying drawing
As shown in the figure, the 1-heating furnace body, the 2-reaction tube, the 3-straight hole, 4-samming cover, 5-heats tile, 6-heat-preservation cotton, 7-shell, 8-iron hoop, 9-iron body, rubber ring under the 10-, 11-cold air outlet, 12-wiring, 13-gas vent nut, the upper rubber ring of 14-, 15-metal handle.The 16-volution, the upper little pore of 17-, little pore under the 18-, 19-iron hoop cylinder, 20-iron hoop upper end hole, stomidium under the 21-iron hoop, 22-iron hoop screw thread, 23-iron body small cylinder, 24-iron body large cylinder, 25-iron body upper end hole, 26-inside groove.
Fig. 1 is the schematic cross-section of whole quartz reaction furnace structure, and described quartz reaction stove mainly is comprised of heating furnace body and crystal reaction tube.Heating furnace body 1 is the structure of open type, is equally divided into two parts from the centre, can open and shut between two parts.Heating furnace body inside is the straight hole 3 of bigger reaction tube 2 external diameters of radius, outside by samming cover 4, heating tile 5, the integuments such as heat-preservation cotton 6 and shell 7 form successively, the Length Ratio reaction tube 2 of samming cover 4 is short, samming cover 4 is mainly made by metal material, and it has good heat diffusion ability, thereby can improve the flat-temperature zone length of stove.Heating tile 5 is made for refractory insulating material, in be installed with the heating furnace silk, for the heating of body of heater 1.One layer of heat preservation cotton 6 and shell 7 are arranged outside heating tile 5, guarantee that like this inside heat is hedged off from the outer world.The two ends of body of heater 1 are fixed wtih respectively the iron body 9 that a center bore is slightly larger than the iron hoop 8 of reaction tube 2 and has an inside groove 26.The structural representation of iron hoop 8 as shown in Figure 2, iron hoop 8 is the cylindrical structure of inner hollow, the aperture of the upper end hole 20 of cylinder 19 is larger, the aperture of lower stomidium 21 is less, and in the outside of cylinder 19 screw thread 22 is arranged.The structural representation of iron body 9 as shown in Figure 3, similar with iron hoop 8 structures, the center has certain pore structure.Iron body 9 is comprised of upper end external diameter less small cylinder 23 and larger big column 24 bodies of lower end external diameter, inner pore structure is divided into three parts, the aperture of upper end hole 25 is less, the aperture of mid portion 26 is larger, and the aperture of lower stomidium 27 is less, similar with the aperture of upper end hole 25, mid portion 26 becomes the structure of inside groove like this; Similar with body of heater 1 structure, the iron body 9 of ining succession in the lower end is divided into average two parts from the centre, opens and shuts between namely can be therefrom.When mounted, crystal reaction tube 2 passes iron hoop 8, just can be contained in the straight hole 3 of body of heater 1 inside.Air inlet one end of crystal reaction tube 2 uses metal threaded connected mode connecting gas feed metal handle 15, the top of metal handle 15 is porose, in helicitic texture is arranged, can seal by rubber ring 10 with the volution 16 of supporting upper end, the diameter of the outer ring part of metal handle 15 is slightly less than the aperture of inside groove 26 of the iron body 9 of body of heater one end, can put into inside groove 26 and is fixed.Metal handle 15 inside are processed with little pore 18, communicate with reaction tube, and metal handle 15 outer surveys mouths can link to each other with gas inlet pipe, and gas can enter the reaction tube 2 from metal handle 15 and react like this.Gas outlet one end of crystal reaction tube 2 is same to adopt metal threaded mode that gas vent nut 13 is fixed on the iron hoop 8, and wherein the outside screw of the internal thread of gas vent nut 13 and iron hoop 8 coupling uses rubber ring 14 to seal.Gas vent nut 13 inside are processed with little pore 17, communicate with reaction tube 2, and gas vent nut 13 outer surveys mouths can link to each other with the gas escape pipe, and reacted like this gas can be discharged to the gas escape pipe by little pore 17.Can see, the outer ring part of metal handle 15 is stuck in the inside groove 26 of the iron body 9 of ining succession body of heater 1 lower end, and gas vent nut 13 is fixed on the iron hoop of ining succession body of heater 1 upper end simultaneously.Even therefore under the reaction under high pressure condition, because the fixation of inside groove 26 and iron hoop 8 in the iron body 8 at body of heater 1 two ends, so that the gas feed metal handle of ining succession on the crystal reaction tube and gas vent nut can not pushed open by gas, thereby keep good sealing effectiveness.
Claims (2)
1. high pressure resistant quartz reaction stove, it is characterized in that it is mainly by heating furnace body and crystal reaction tube, heating furnace body is the structure of open type, separate average out to two parts from the centre, can open and shut between two parts, it is the straight hole of a bigger reaction tube of radius in its inside, outside by the samming cover, the heating tile, heat-preservation cotton and shell be integument successively, iron body and outer survey that the two ends of heating furnace body fixedly have respectively inside groove have screw thread, and pore radius is slightly larger than the iron hoop of reaction tube external diameter, and crystal reaction tube passes in the straight hole that iron hoop is installed in body of heater inside; Air inlet one end of crystal reaction tube uses metal threaded connected mode to connect the gas feed metal handle, interiorly seals with rubber ring, and the diameter of the outer ring part of metal handle is slightly less than the aperture of the iron body inside groove of body of heater one end, and is fixed in the inside groove; Gas outlet one end of crystal reaction tube adopts metal threaded mode that the gas vent nut is fixed on the iron hoop, interiorly uses seal with elastometic washer.
2. according to high pressure resistant quartz reaction stove claimed in claim 1, it is characterized in that the outer ring part of described metal handle is stuck in the inside groove of the iron body of ining succession the body of heater lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104545431A CN102935345A (en) | 2012-11-14 | 2012-11-14 | High pressure resistant quartz reaction furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012104545431A CN102935345A (en) | 2012-11-14 | 2012-11-14 | High pressure resistant quartz reaction furnace |
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| CN102935345A true CN102935345A (en) | 2013-02-20 |
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| CN2012104545431A Pending CN102935345A (en) | 2012-11-14 | 2012-11-14 | High pressure resistant quartz reaction furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104078626A (en) * | 2014-07-22 | 2014-10-01 | 深圳市华星光电技术有限公司 | Heating device for OLED (Organic Light Emitting Diode) material evaporation |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5628630A (en) * | 1979-08-16 | 1981-03-20 | Kawasaki Steel Corp | Temperature controlling method of high temperature high pressure reacting cylinder |
| CN201799256U (en) * | 2010-09-07 | 2011-04-20 | 中国石油天然气集团公司 | Heat exchanger device of high-temperature high-pressure testing kettle |
-
2012
- 2012-11-14 CN CN2012104545431A patent/CN102935345A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5628630A (en) * | 1979-08-16 | 1981-03-20 | Kawasaki Steel Corp | Temperature controlling method of high temperature high pressure reacting cylinder |
| CN201799256U (en) * | 2010-09-07 | 2011-04-20 | 中国石油天然气集团公司 | Heat exchanger device of high-temperature high-pressure testing kettle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104078626A (en) * | 2014-07-22 | 2014-10-01 | 深圳市华星光电技术有限公司 | Heating device for OLED (Organic Light Emitting Diode) material evaporation |
| WO2016011687A1 (en) * | 2014-07-22 | 2016-01-28 | 深圳市华星光电技术有限公司 | Heating apparatus for use in oled material deposition |
| US9790588B2 (en) | 2014-07-22 | 2017-10-17 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Heating device for evaporation of OLED material |
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Application publication date: 20130220 |
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