CN203816590U - Small high-pressure reaction kettle - Google Patents
Small high-pressure reaction kettle Download PDFInfo
- Publication number
- CN203816590U CN203816590U CN201320755581.0U CN201320755581U CN203816590U CN 203816590 U CN203816590 U CN 203816590U CN 201320755581 U CN201320755581 U CN 201320755581U CN 203816590 U CN203816590 U CN 203816590U
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- CN
- China
- Prior art keywords
- polytetrafluoro
- end socket
- kettle
- pressure reaction
- high pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 34
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 16
- 239000010935 stainless steel Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 238000005266 casting Methods 0.000 claims description 18
- 230000013011 mating Effects 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims 1
- -1 polytetrafluoroethylene Polymers 0.000 abstract 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 abstract 5
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000001027 hydrothermal synthesis Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model discloses a small high-pressure reaction kettle, comprising a kettle body and an end socket which are in threaded connection, and the reaction kettle is characterized in that the inner layer of the kettle body is provided with a polytetrafluoroethylene lining, a polytetrafluoroethylene cover matched with the polytetrafluoroethylene lining is arranged between the kettle body and the end socket, a stainless steel gasket is arranged between the polytetrafluoroethylene cover and the end socket, a ball-arched groove is formed in the middle of the polytetrafluoroethylene cover, the center of the ball-arched groove is provided with a pressure relief hole, the middle of the end socket is provided with a pressure relief component matched with the ball-arched groove, and the pressure relief component is connected with the end socket through the thread. The small high-pressure kettle provided by the utility model solves the problem that an existing reaction kettle is easy to explode under excessive self-generating pressure. The small high-pressure reaction kettle is simple in structure, safe and reliable, good in sealing performance and capable of solving the problem that the traditional reaction kettle in pipeline connection is easy to block.
Description
Technical field
The utility model relates to a kind of miniature high pressure reaction still.
Background technology
In scientific research, often to use the experiment that autoclave carries out various high-temperature high-voltage reactions, as the hydrothermal synthesis reaction of molecular sieve, catalytic hydrogenation reaction etc.In carrying out high-temperature high-voltage reaction, because temperature is controlled fault and is caused that the factors such as temperature runaway or the course of reaction volumetric expansion still internal pressure that induces reaction increases, have the potential safety hazards such as blast, therefore needing reactor to surpass after design pressure can active release, eliminates safe hidden trouble.
Prior art scheme connects pressure-relief valve (Chinese patent CN201211473Y) often on kettle, over passing through pressure-relief valve release after design pressure.But this technology is often used in the reactor that volume is larger, the miniature high pressure reaction still to use for laboratory, due to the restriction of reactor volume, is difficult to install pressure-relief valve.Even if pressure-relief valve has been installed, and pressure-relief valve connects by pipeline often, when carrying out hydrothermal synthesis reaction or other reaction, reaction mass easily enters pipeline, blocking pipeline, thus cause completing release.Therefore design a kind of can initiatively release under too high self-generated pressure, it is necessary avoiding the miniature high pressure reaction still of blast.
Summary of the invention
The purpose of this utility model is to provide a kind of miniature high pressure reaction still, be intended to solve the problem that the reactor of prior art is blasted under too high self-generated pressure, this miniature high pressure reaction still simple in structure, safe and reliable, has avoided traditional reactor to connect susceptible to plugging problem by pipeline.
The utility model is to realize like this, a kind of miniature high pressure reaction still, comprise kettle, end socket, kettle and end socket are threaded connection, its special character is, the internal layer of described kettle arranges polytetrafluoro liner, the polytetrafluoro of mating with polytetrafluoro liner is set between kettle and end socket to be covered, between polytetrafluoro lid and end socket, stainless steel gasket is set, polytetrafluoro lid middle part arranges spherical arc shape groove, and spherical arc shape groove center arranges pressure relief vent, end socket middle part arranges the casting die that unloads mating with spherical arc shape groove, unloads casting die and is connected with end socket by screw thread.
Further, the described casting die that unloads consists of the outer-hexagonal hollow bolt with outer silk screw thread and the polytetrafluoro part that is arranged at outer-hexagonal hollow bolt middle part, one end of described polytetrafluoro part is thin rod, the other end is smooth ball arc body, the thin rod end of polytetrafluoro part inserts from the medium position of outer-hexagonal hollow bolt, after passing, by pin, polytetrafluoro part is fixedly connected with outer-hexagonal hollow bolt, pin is arranged at the thin rod end of polytetrafluoro part.
Further, the middle part of described outer-hexagonal hollow bolt is hollow shape.
Further, on described end socket, be also arranged to 6 of hexagon distribution with internal thread tapped through hole, interior hexagonal cylindrical bolt is all set in through hole, and end socket is realized polytetrafluoro liner and polytetrafluoro lid and polytetrafluoro lid and is unloaded the sealing between casting die by interior hexagonal cylindrical bolt.
Further, described kettle is cylindrical stainless steel kettle.
Further, described end socket is stainless steel end socket.
A kind of miniature high pressure reaction still that the utility model provides, solved the problem that the reactor of current use is easily blasted under too high self-generated pressure, this miniature high pressure reaction still simple in structure, safe and reliable, good airproof performance, avoided traditional reactor to connect susceptible to plugging problem by pipeline, miniature high pressure reaction still of the present utility model is in the situation that cause too high self-generated pressure after excess Temperature, owing at high temperature conventionally surpassing 200 degree polytetrafluoro materials meeting deliquescing, thereby the gas of high pressure can leak out by being lining with the contact-making surface between polytetrafluoro part on pressure relief vent that polytetrafluoro covers and end socket in polytetrafluoro, thereby reach the object of release.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model reactor;
Fig. 2 is the top view of the stainless steel gasket of the utility model reactor;
Fig. 3 is the top view of the polytetrafluoro lid of the utility model reactor;
Fig. 4 is the top view of the end socket of the utility model reactor;
Fig. 5 is the top view of outer-hexagonal hollow bolt of the present utility model;
Wherein, 1, kettle; 2, polytetrafluoro liner; 3, polytetrafluoro lid; 4, stainless steel gasket; 5, end socket; 6, hexagon socket head cap screw; 7, outer-hexagonal hollow bolt; 8, polytetrafluoro part; 9, pin; 10, spherical arc shape groove; 11, pressure relief vent.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with embodiment, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1 shows the structure of the miniature high pressure reaction still that the embodiment of the present invention provides.For convenience of explanation, only show part related to the present invention.
A kind of miniature high pressure reaction still, comprise kettle 1, end socket 5, kettle 1 is threaded connection with end socket 5, the internal layer of kettle 1 arranges polytetrafluoro liner 2, the polytetrafluoro of mating with polytetrafluoro liner 2 is set between kettle 1 and end socket 5 and covers 3, between polytetrafluoro lid 3 and end socket 5, stainless steel gasket 4 is set, polytetrafluoro is covered 3 middle parts spherical arc shape groove 10 is set, spherical arc shape groove 10 centers arrange pressure relief vent 11, end socket 5 middle parts arrange the casting die that unloads mating with spherical arc shape groove 10, unload casting die and are connected with end socket 5 by screw thread.
In the utility model embodiment, unloading casting die consists of the outer-hexagonal hollow bolt 7 with outer silk screw thread and the polytetrafluoro part 8 that is arranged at outer-hexagonal hollow bolt 7 middle parts, one end of described polytetrafluoro part 8 is thin rod, the other end is smooth ball arc body, the thin rod end of polytetrafluoro part 8 inserts from the medium position of outer-hexagonal hollow bolt, after passing, by pin 9, polytetrafluoro part 8 is fixedly connected with outer-hexagonal hollow bolt 7, pin 9 is arranged at the thin rod end of polytetrafluoro part 8.
In the utility model embodiment, the middle part of outer-hexagonal hollow bolt 7 is hollow shape.
In the utility model embodiment, on end socket 5, be also arranged to 6 of hexagon distribution with internal thread tapped through hole, interior hexagonal cylindrical bolt 6 is all set in through hole, and end socket 5 is realized polytetrafluoro liner 2 and polytetrafluoro lid 3 and polytetrafluoro lid 3 and is unloaded the sealing between casting die by interior hexagonal cylindrical bolt 6.
In the utility model embodiment, kettle 1 is cylindrical stainless steel kettle.
In the utility model embodiment, end socket 5 is stainless steel end socket.
Below in conjunction with drawings and the specific embodiments, application principle of the present invention is further described.
As Figure 1-Figure 5, this miniature high pressure reaction still, comprise: kettle 1, end socket 5, kettle 1 is cylindrical stainless steel kettle, end socket 5 is stainless steel end socket, kettle 1 is threaded connection with end socket 5, the internal layer of kettle 1 arranges polytetrafluoro liner 2, the polytetrafluoro of mating with polytetrafluoro liner 2 is set between kettle 1 and end socket 5 and covers 3, between polytetrafluoro lid 3 and end socket 5, stainless steel gasket 4 is set, polytetrafluoro is covered 3 middle parts spherical arc shape groove 10 is set, spherical arc shape groove 10 centers arrange pressure relief vent 11, end socket 5 middle parts arrange the casting die that unloads mating with spherical arc shape groove 10, unloading casting die is connected with end socket 5 by screw thread, unloading casting die consists of the outer-hexagonal hollow bolt 7 with outer silk screw thread and the polytetrafluoro part 8 that is arranged at outer-hexagonal hollow bolt 7 middle parts, the middle part of outer-hexagonal hollow bolt 7 is hollow shape, one end of polytetrafluoro part 8 is thin rod, the other end is smooth ball arc body, the thin rod end of polytetrafluoro part 8 inserts from the medium position of outer-hexagonal hollow bolt, after passing, by pin 9, polytetrafluoro part 8 is fixedly connected with outer-hexagonal hollow bolt 7, pin 9 is arranged at the thin rod end of polytetrafluoro part 8.
6 that on end socket 5, are also arranged to hexagon distribution all arrange interior hexagonal cylindrical bolt 6 with internal thread tapped through hole in through hole, end socket 5 is realized polytetrafluoro liner 2 and polytetrafluoro lid 3 and polytetrafluoro lid 3 and unloaded the sealing between casting die by interior hexagonal cylindrical bolt 6.
Miniature high pressure reaction still of the present utility model in use, after end socket 5 and kettle 1 are tightened, to unload casting die screws, the smooth ball arc body side pressure of polytetrafluoro part 8 is covered on 3 to the polytetrafluoro on polytetrafluoro liner 2, extruding polytetrafluoro lid 3, by cylindric hexagon socket head cap screw 6, extruding stainless steel gasket 4, thus realize polytetrafluoro liner 2 and polytetrafluoro lid 3, polytetrafluoro lid 3 and unload the sealing between casting die.When pressure surpasses design pressure, still inner high voltage gas carries out release by pressure relief vent 11.It should be noted that, kettle can also substitute and be threaded with flange with the connected mode between end socket.
The miniature high pressure reaction still that the utility model provides simple in structure, safe and reliable, good airproof performance, has avoided traditional reactor to connect susceptible to plugging problem by pipeline.
Certainly; the utility model also can have other embodiment; in the situation that not deviating from the utility model spirit and essence thereof; person of ordinary skill in the field is when making various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of claim of the present utility model.
Claims (5)
1. a miniature high pressure reaction still, comprise kettle (1), end socket (5), kettle (1) is threaded connection with end socket (5), it is characterized in that, the internal layer of described kettle (1) arranges polytetrafluoro liner (2), the polytetrafluoro of mating with polytetrafluoro liner (2) is set between kettle (1) and end socket (5) and covers (3), between polytetrafluoro lid (3) and end socket (5), stainless steel gasket (4) is set, polytetrafluoro lid (3) middle part arranges spherical arc shape groove (10), spherical arc shape groove (10) center arranges pressure relief vent (11), end socket (5) middle part arranges the casting die that unloads mating with spherical arc shape groove (10), unloading casting die is connected with end socket (5) by screw thread,
Describedly unload casting die by the outer-hexagonal hollow bolt (7) with outer silk screw thread and be arranged at polytetrafluoro part (8) formation at outer-hexagonal hollow bolt (7) middle part, one end of described polytetrafluoro part (8) is thin rod, the other end is smooth ball arc body, the thin rod end of polytetrafluoro part (8) inserts from the medium position of outer-hexagonal hollow bolt, after passing, by pin (9), polytetrafluoro part (8) is fixedly connected with outer-hexagonal hollow bolt (7), pin (9) is arranged at the thin rod end of polytetrafluoro part (8).
2. a kind of miniature high pressure reaction still according to claim 1, is characterized in that, the middle part of described outer-hexagonal hollow bolt (7) is hollow shape.
3. a kind of miniature high pressure reaction still according to claim 1, it is characterized in that, on described end socket (5), be also arranged to 6 of hexagon distribution with internal thread tapped through hole, interior hexagonal cylindrical bolt (6) is all set in through hole, and end socket (5) is realized polytetrafluoro liner (2) and polytetrafluoro lid (3) and polytetrafluoro lid (3) and is unloaded the sealing between casting die by interior hexagonal cylindrical bolt (6).
4. a kind of miniature high pressure reaction still according to claim 1, is characterized in that, described kettle (1) is cylindrical stainless steel kettle.
5. a kind of miniature high pressure reaction still according to claim 1, is characterized in that, described end socket (5) is stainless steel end socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320755581.0U CN203816590U (en) | 2013-11-27 | 2013-11-27 | Small high-pressure reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320755581.0U CN203816590U (en) | 2013-11-27 | 2013-11-27 | Small high-pressure reaction kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203816590U true CN203816590U (en) | 2014-09-10 |
Family
ID=51472134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320755581.0U Expired - Fee Related CN203816590U (en) | 2013-11-27 | 2013-11-27 | Small high-pressure reaction kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203816590U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104667845A (en) * | 2015-02-14 | 2015-06-03 | 浙江经贸职业技术学院 | Hydrothermal reaction kettle without additional seal gasket |
| CN105642189A (en) * | 2015-12-28 | 2016-06-08 | 西南石油大学 | High-pressure organic glass reaction kettle and design method thereof |
| CN109225093A (en) * | 2018-10-09 | 2019-01-18 | 永嘉县纳海川科技有限公司 | A kind of hydrothermal reaction kettle with waste heat circulation function |
-
2013
- 2013-11-27 CN CN201320755581.0U patent/CN203816590U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104667845A (en) * | 2015-02-14 | 2015-06-03 | 浙江经贸职业技术学院 | Hydrothermal reaction kettle without additional seal gasket |
| CN105642189A (en) * | 2015-12-28 | 2016-06-08 | 西南石油大学 | High-pressure organic glass reaction kettle and design method thereof |
| CN105642189B (en) * | 2015-12-28 | 2018-06-29 | 西南石油大学 | A kind of high pressure organic glass reaction kettle and its design method |
| CN109225093A (en) * | 2018-10-09 | 2019-01-18 | 永嘉县纳海川科技有限公司 | A kind of hydrothermal reaction kettle with waste heat circulation function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20151127 |