CN217888023U - Portable hydrothermal reaction kettle - Google Patents
Portable hydrothermal reaction kettle Download PDFInfo
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- CN217888023U CN217888023U CN202222076206.5U CN202222076206U CN217888023U CN 217888023 U CN217888023 U CN 217888023U CN 202222076206 U CN202222076206 U CN 202222076206U CN 217888023 U CN217888023 U CN 217888023U
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Abstract
The utility model discloses a portable hydrothermal reaction kettle, the reactor comprises a kettle body, cauldron body lower extreme is provided with the apical foramen, and gasket, interior bushing barrel have set gradually down above the apical foramen, interior bushing barrel top is provided with the inside lining lid, and the inside lining lid top is provided with the gasket, the kettle cover is installed through the screw thread in cauldron body upper end, install the jackscrew through the screw thread on the kettle cover, the jackscrew lower extreme top is in on the gasket. The utility model has the advantages that: the hydrothermal reaction kettle is convenient and quick to assemble and disassemble, and has a simple and reliable overall structure.
Description
Technical Field
The utility model relates to an experimental facilities field, concretely relates to portable hydrothermal reaction kettle.
Background
The hydrothermal reaction kettle is a closed container capable of decomposing insoluble substances. The method can be used for sample dissolving pretreatment in atomic absorption spectroscopy, plasma emission and other analyses; can also be used for small-dose synthesis reaction; the purpose of rapidly digesting the indissolvable substances can be achieved by utilizing the environment of strong acid or strong base in the tank body and high-temperature high-pressure sealing. Is an assistant for digesting the sample when determining trace elements and trace elements. The method can be applied to the determination of heavy metals such as lead, copper, cadmium, zinc, calcium, manganese, iron, mercury and the like, can also be used as a high-temperature-resistant, high-pressure-resistant, corrosion-resistant and high-purity reaction container, and can be applied to the aspects of organic synthesis, hydrothermal synthesis, crystal growth, sample digestion and extraction and the like. Heavy metals, pesticide residues, food, sludge, rare earth, aquatic products, organic matters and the like are digested in the pretreatment of the sample. Therefore, it is widely used in research and production in petrochemical, biomedical, materials science, geological chemistry, environmental science, food science, commodity inspection, and other departments. The hydrothermal reaction kettle in the prior art mainly has the following defects: the disassembly is inconvenient, the hard seal can be completed only by extremely large pretightening force, and the lining of the hydrothermal kettle is not easy to take out; the inner lining of the hydrothermal reaction kettle is made of polytetrafluoroethylene, and the polytetrafluoroethylene has cold flow property, namely, the leakage condition is caused in the experimental process due to the plastic deformation (creep deformation) of the polytetrafluoroethylene under the action of long-time continuous load of a material product; after the kettle cover and the barrel threads of the hydrothermal reaction kettle are repeatedly used under the high-temperature high-pressure experimental condition, the threads are easy to deform and misplace, so that equipment is scrapped and the experiment fails.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in:
the prior art solves the technical problem that the hydrothermal reaction kettle is inconvenient to assemble and disassemble.
The utility model discloses a solve above-mentioned technical problem through following technical means:
the utility model provides a portable hydrothermal reaction kettle, includes the cauldron body, cauldron body lower extreme is provided with the liftout mouth, and liftout mouth top has set gradually lower gasket, interior bushing top is provided with the inside lining lid, and the inside lining lid top is provided with the gasket, the cauldron lid is installed through the screw thread in cauldron body upper end, install the jackscrew through the screw thread on the cauldron lid, the jackscrew lower extreme pushes up on the gasket.
The utility model provides a portable hydrothermal reaction kettle is when the in-service use, at first the gasket will be down, interior bushing is put into the cauldron body in proper order, the inside reaction material that is of interior bushing places the region, then with the inside lining lid at the inside lining top, and arrange the gasket in on the inside lining lid, then screw up the kettle cover, then screw up the jackscrew, the installation of reation kettle can be realized, under the effect of jackscrew, realize zonulae occludens between inside lining lid and the interior bushing, when dismantling, only need unscrew the jackscrew, then dismantle the kettle cover, because in this application realize the installation through jackscrew and kettle cover cooperation, consequently, need not to exert too big pretightning force to the kettle cover, consequently, the kettle cover is dismantled comparatively conveniently, dismantle behind the kettle cover, with finger or other object from the top gasket of liftout mouth, and then can be with interior bushing, the inside lining lid is ejecting from the cauldron body, this hydrothermal reaction kettle installs and removes comparatively conveniently, swiftly, and overall structure is simple, and reliable.
Optimally, the edges of the top outlets are chamfered.
Preferably, the upper part of the inner side of the kettle body is provided with a step, the outer side of the upper part of the lining cylinder is provided with a flange, and the flange is pressed on the step.
In practical application, the step is used for supporting installation of the flange, and the traditional hydrothermal kettle lining is of a straight-up and straight-down structure and is designed without the step. After the screw of the hydrothermal reaction kettle with the steps is screwed down, the stress part is mainly at the position of the upper gasket and the step for one circle. If no flange or step is arranged, the stress surface is an upper gasket, a lower gasket, a lining cylinder and a lining cover in the middle, and the lining cylinder and the lining cover are generally made of polytetrafluoroethylene. The flange and the step structure are adopted to reduce the deformation caused by expansion with heat and contraction with cold in a certain temperature range as much as possible, so that the purposes of prolonging the service life and improving the safety and reliability of the polytetrafluoroethylene lining cylinder and the lining cover are achieved, and the phenomenon that a sealing surface fails and reactants leak due to large deformation is avoided. In addition, deformation quantity is reduced due to the lining of the flange and the step structure, and the deformation quantity is increased due to temperature rise, so that the traditional hydrothermal reaction kettle cannot be used according to the highest allowable temperature, the service temperature of the hydrothermal reaction kettle can be correspondingly increased by 40 ℃, and the applicable temperature range is wider.
Preferably, the outer side of the kettle body is provided with a dismounting assisting plate.
Preferably, the disassembling assisting plate is positioned on the outer side of the lower end of the kettle body.
Preferably, the disassembly power-assisted plate is provided with an anti-rotation hole, the cross section of the lower end of the kettle body is matched with the anti-rotation hole, and the anti-rotation hole can limit the kettle body to rotate relative to the disassembly power-assisted plate.
In practical application, can be fixed with dismantling the helping hand board, owing to prevent that the rotation hole can restrict the cauldron body takes place to rotate for dismantling the helping hand board, therefore can conveniently dismantle jackscrew, kettle cover, it is comparatively convenient to dismantle.
Preferably, the disassembly assisting plate is of a rectangular plate-shaped structure, and mounting holes are formed in the four corners of the disassembly assisting plate respectively.
Preferably, the top of the lining barrel is positioned on the inner side of the lining cover.
Preferably, the top of the kettle cover is provided with a nut part, and the jackscrew is installed in the nut part.
The arrangement of the nut part facilitates the installation of jackscrews on one hand, and the kettle cover can be assembled and disassembled through the nut part on the other hand, so that the assembly and the disassembly are convenient.
Preferably, a silver coating is arranged on the screw thread at the joint of the kettle body and the kettle cover, and the silver coating is arranged on the screw thread on the kettle cover for installing the jackscrew.
The kettle body of the hydrothermal kettle is generally made of 304 or 316L austenitic stainless steel materials, the austenitic stainless steel materials have the characteristics of high plasticity, high strength and the like, but the bonding welding property is very strong, after the kettle body and the kettle cover are screwed, threads are meshed due to the bonding welding property, namely, the stainless steel meshing phenomenon is difficult to separate, a silver film with good lubricity is formed on a silver plating layer, the conditions of thread meshing, stainless steel seizure and the like are greatly improved, and meanwhile, the service life and the safety and the reliability of the hydrothermal kettle are also improved.
The utility model has the advantages of:
1. the utility model provides a portable hydrothermal reaction kettle is when the in-service use, at first the gasket will be down, the interior bushing is put into the cauldron body in proper order, the inside area of placing for reaction material of interior bushing, then with inside lining lid at the bushing top, and place the gasket in on the inside lining lid, then screw up the kettle cover, then screw up the jackscrew, can realize reation kettle's installation, under the effect of jackscrew, realize zonulae occludens between inside lining lid and the interior bushing, during the dismantlement, only need to screw down the jackscrew, then pull down the kettle cover, because in this application realize the installation through jackscrew and kettle cover cooperation, consequently, need not to apply too big pretightning force to the kettle cover, it is comparatively convenient consequently that the kettle cover is dismantled, pull down behind the interior bushing kettle cover, with finger or other objects from the top gasket down on the liftout opening, and then can with the bushing, the inside lining lid is ejecting from the cauldron body, this hydrothermal reaction kettle is comparatively convenient, and swift, and overall structure is simple, and reliable.
2. In practical application, the step is used for supporting installation of the flange, and the traditional hydrothermal kettle lining is of a straight-up and straight-down structure and is designed without the step. After the screw of the hydrothermal reaction kettle with the steps is screwed down, the stress part is mainly the upper gasket and the step at a circle position. If no flange or step is arranged, the stress surface is an upper gasket, a lower gasket, a middle lining cylinder and a lining cover, the lining cylinder and the lining cover are generally made of polytetrafluoroethylene, and because the deformation coefficients of the polytetrafluoroethylene are fixed at the same temperature and pressure, the larger the distance between the stress surfaces is, the larger the actual deformation amount is. The purpose of prolonging the service life and improving the safety and reliability of the polytetrafluoroethylene lining cylinder and the lining cover is achieved by the flange and the step structure, namely, the expansion with heat and the contraction with cold in a certain temperature range are reduced as much as possible, and further, the sealing surface can not be failed due to large deformation, and reactants can not be leaked. In addition, deformation quantity is reduced due to the lining of the flange and the step structure, and the deformation quantity is increased due to temperature rise, so that the traditional hydrothermal reaction kettle cannot be used according to the highest allowable temperature, the service temperature of the hydrothermal reaction kettle can be correspondingly increased by 40 ℃, and the application temperature range is wider.
3. In practical application, can be fixed with dismantling the helping hand board, owing to prevent that the rotation hole can restrict the cauldron body takes place to rotate for dismantling the helping hand board, therefore can conveniently dismantle jackscrew, kettle cover, it is comparatively convenient to dismantle.
4. The arrangement of the nut part facilitates the installation of jackscrews on one hand, and the kettle cover can be assembled and disassembled through the nut part on the other hand, so that the assembly and the disassembly are convenient.
5. The kettle body of the hydrothermal kettle is generally made of 304 or 316L austenitic stainless steel materials, the austenitic stainless steel materials have the characteristics of high plasticity, high strength and the like, but the bonding welding property is very strong, after the kettle body and the kettle cover are screwed, threads are meshed due to the bonding welding property, namely, the stainless steel meshing phenomenon is difficult to separate, a silver film with good lubricity is formed on a silver plating layer, the conditions of thread meshing, stainless steel seizure and the like are greatly improved, and meanwhile, the service life and the safety and the reliability of the hydrothermal kettle are also improved.
Drawings
Fig. 1 is a sectional view of a portable hydrothermal reaction kettle according to an embodiment of the present invention;
fig. 2 is a perspective view of the portable hydrothermal reaction kettle in the embodiment of the present invention;
FIG. 3 is a top view of the portable hydrothermal reaction kettle according to an embodiment of the present invention;
wherein the content of the first and second substances,
a kettle body-1; top outlet-11; a step-12; disassembling the booster plate-13; a mounting hole-131;
a lower gasket-2;
a lining barrel-3; a flange-31;
a liner cover-4;
an upper gasket-5;
6, covering the kettle; a nut portion-61;
jackscrew-7.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are clearly and completely described below in combination with the technical solution of the embodiments of the present invention, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the portable hydrothermal reaction kettle comprises a kettle body 1, a lower gasket 2, an inner lining barrel 3, an inner lining cover 4, an upper gasket 5, a kettle cover 6 and a jackscrew 7.
As shown in fig. 1 and 2, the kettle body 1 is of a cylindrical structure as a whole, the lower end of the kettle body 1 is provided with a top outlet 11, the top outlet 11 is used for fingers or other objects to pass through to eject internal components, the top outlet 11 is not limited to a specific shape, and in this embodiment, the top outlet 11 is circular. The edges of the top outlet 11 are chamfered.
Further, as shown in fig. 1-3, a disassembly assisting plate 13 is arranged outside the kettle body 1. The disassembly assisting force plate 13 is positioned on the outer side of the lower end of the kettle body 1. The disassembly assisting plate 13 is of a rectangular plate-shaped structure, and mounting holes 131 are respectively formed in four corners of the disassembly assisting plate 13.
The disassembly power-assisted plate 13 is provided with an anti-rotation hole, the cross section shape of the lower end of the kettle body 1 is matched with the anti-rotation hole, and the anti-rotation hole can limit the kettle body 1 to rotate relative to the disassembly power-assisted plate 13. Prevent that the hole is not limited to specific shape, can with the cooperation of the 1 lower extreme of the cauldron body realize prevent that cauldron body 1 from taking place to rotate can, if prevent that the hole can set to regular hexagon, square, oval etc. and corresponding, for with prevent that the hole matches, set up the 1 lower extreme cross-sectional shape of cauldron body to regular hexagon, square, oval etc..
As shown in fig. 1, a lower gasket 2 and a lining barrel 3 are sequentially arranged above the ejection opening 11, the lower gasket 2 is circular and is made of metal, the lining barrel 3 is of a cylindrical structure with an open top, a lining cover 4 is arranged at the top of the lining barrel 3, and the top of the lining barrel 3 is located on the inner side of the lining cover 4.
As shown in fig. 1, a step 12 is arranged on the upper part of the inner side of the kettle body 1, a flange 31 is arranged on the outer side of the upper part of the lining barrel 3, and the flange 31 presses on the step 12.
As shown in fig. 1, an upper gasket 5 is disposed above the lining cover 4, and the upper gasket 5 is circular and made of metal.
As shown in fig. 1 and 2, a kettle cover 6 is installed at the upper end of the kettle body 1 through threads, a jackscrew 7 is installed on the kettle cover 6 through threads, and the lower end of the jackscrew 7 is jacked on the upper gasket 5.
Specifically, as shown in fig. 1 and 2, a nut part 61 is arranged at the top of the kettle cover 6, and the jackscrew 7 is installed in the nut part 61. The nut portion 61 may be provided integrally with the vessel cover 6, or may be formed by welding a nut to the vessel cover 6.
Further, a silver coating is arranged on the screw thread at the joint of the kettle body 1 and the kettle cover 6, and a silver coating is arranged on the screw thread of the kettle cover 6 on which the jackscrew 7 is arranged. Specifically, the upper end of the kettle body 1 is provided with an external thread, the kettle cover 6 is provided with an internal thread matched with the external thread, and in this embodiment, silver plating layers are respectively arranged on the external thread of the kettle body 1, the internal thread of the kettle cover 6, the internal thread of the nut part 61, and the external thread of the jackscrew 7.
The working principle is as follows:
the utility model provides a portable hydrothermal reaction kettle is when the in-service use, at first gasket 2 will be down, interior bushing 3 is put into the cauldron body 1 in proper order, the inside reaction material that is placed of interior bushing 3 is regional, then cover interior bushing 4 at interior bushing 3 top, and place upper gasket 5 in on interior bushing 4, then screw up kettle cover 6, then screw up jackscrew 7, can realize reation kettle's installation, under jackscrew 7's effect, realize zonulae occludens between interior bushing 4 and the interior bushing 3, during the dismantlement, only need screw down 7, then dismantle kettle cover 6, because in this application realize the installation through jackscrew 7 and the cooperation of kettle cover 6, consequently, need not to exert too big pretightning force to kettle cover 6, consequently, kettle cover 6 dismantlement is comparatively convenient, dismantle behind kettle cover 6, gasket 2 is pushed down from ejecting opening 11 with finger or other objects, and then can be with interior bushing 3, interior bushing 4 is from kettle body 1, this hydrothermal reaction kettle is convenient, and swift, and the overall structure is simple, and reliable.
In practical application, the step 12 is used for supporting the installation of the flange 31, and the traditional hydrothermal kettle lining is of a straight-up and straight-down structure and is designed without steps. After the top thread 7 of the hydrothermal reaction kettle with the step 12 is screwed, the stress part is mainly at the position of the upper gasket 5 and the step 12 for one circle. If the flange 31 and the step 12 are not arranged, the stress surfaces are the upper gasket 5, the lower gasket 2, the middle lining cylinder 3 and the lining cover 4, the lining cylinder 3 and the lining cover 4 are generally made of polytetrafluoroethylene, and because the deformation coefficients of the polytetrafluoroethylene are fixed under the same temperature and pressure, the larger the distance between the stress surfaces is, the larger the actual deformation amount is. The polytetrafluoroethylene has cold flow property, namely the polytetrafluoroethylene plastic deformation, namely creep deformation, of a material product under the action of long-time continuous load, so that the leakage condition is caused in the experimental process. The structure of the flange 31 and the step 12 can reduce the deformation caused by expansion with heat and contraction with cold in a certain temperature range as much as possible, so that the purposes of prolonging the service life and improving the safety and reliability of the lining barrel 3 and the lining cover 4 in the polytetrafluoroethylene can be achieved, and further, the sealing surface failure and reactant leakage caused by large deformation can be avoided. In addition, deformation quantity is reduced due to the lining of the flange 31 and the step 12 structure, and the deformation quantity is increased due to temperature rise, so that the traditional hydrothermal reaction kettle cannot be used according to the maximum allowable temperature, the service temperature of the hydrothermal reaction kettle can be correspondingly increased by 40 ℃, and the application temperature range is wider.
In practical application, the disassembly assisting plate 13 can be fixed, and the rotation of the kettle body 1 relative to the disassembly assisting plate 13 can be limited due to the anti-rotation holes, so that the jackscrew 7 and the kettle cover 6 can be conveniently disassembled, and the disassembly is convenient. The nut part 61 is arranged to facilitate the installation of the jackscrew 7, and the kettle cover 6 can be installed and removed through the nut part 61, so that the installation and the removal are convenient and fast. The kettle body 1 of the hydrothermal kettle is generally made of 304 or 316L austenitic stainless steel materials which have the characteristics of large plasticity, high strength and the like, but the bonding welding property is very strong, after the kettle body 1 and the kettle cover 6 are screwed, threads are meshed due to the bonding welding property, namely, the stainless steel meshing phenomenon is difficult to separate, a silver film with good lubricity is formed on a silver plated layer, the conditions of thread meshing, stainless steel seizure and the like are greatly improved, and meanwhile, the service life and the safety and the reliability of the hydrothermal kettle are also improved.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. The utility model provides a portable hydrothermal reaction kettle which characterized in that: including the cauldron body (1), cauldron body (1) lower extreme is provided with apical outlet (11), and apical outlet (11) top has set gradually down gasket (2), interior bushing (3) top is provided with inside lining lid (4), and inside lining lid (4) top is provided with gasket (5), cauldron body (1) upper end is installed kettle cover (6) through the screw thread, install jackscrew (7) through the screw thread on kettle cover (6), jackscrew (7) lower extreme top is in on gasket (5).
2. The portable hydrothermal reaction kettle according to claim 1, wherein: the edge of the top outlet (11) is chamfered.
3. The portable hydrothermal reaction kettle according to claim 1, wherein: step (12) are arranged on the upper portion of the inner side of the kettle body (1), a flange (31) is arranged on the outer side of the upper portion of the lining barrel (3), and the flange (31) is pressed on the step (12).
4. The portable hydrothermal reaction kettle according to claim 1, wherein: the outer side of the kettle body (1) is provided with a disassembly assisting plate (13).
5. The portable hydrothermal reaction kettle according to claim 4, wherein: the disassembly assisting plate (13) is positioned on the outer side of the lower end of the kettle body (1).
6. The portable hydrothermal reaction kettle according to claim 5, wherein: dismantle and be provided with on helping hand board (13) and prevent changeing the hole, the cross sectional shape of cauldron body (1) lower extreme with prevent that the hole matches, prevent that the hole can restrict the cauldron body (1) takes place to rotate for dismantling helping hand board (13).
7. The portable hydrothermal reaction kettle according to claim 4, wherein: the disassembly assisting plate (13) is of a rectangular plate-shaped structure, and mounting holes (131) are respectively formed in the four corners of the disassembly assisting plate (13).
8. The portable hydrothermal reaction kettle according to claim 1, wherein: the top of the lining barrel (3) is positioned at the inner side of the lining cover (4).
9. The portable hydrothermal reaction kettle according to claim 1, wherein: the top of the kettle cover (6) is provided with a nut part (61), and the jackscrew (7) is installed in the nut part (61).
10. The portable hydrothermal reaction kettle according to claim 1, wherein: a silver coating is arranged on the screw thread at the joint of the kettle body (1) and the kettle cover (6), and a silver coating is arranged on the screw thread on the kettle cover (6) for installing the jackscrew (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222076206.5U CN217888023U (en) | 2022-08-05 | 2022-08-05 | Portable hydrothermal reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222076206.5U CN217888023U (en) | 2022-08-05 | 2022-08-05 | Portable hydrothermal reaction kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217888023U true CN217888023U (en) | 2022-11-25 |
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ID=84138186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222076206.5U Active CN217888023U (en) | 2022-08-05 | 2022-08-05 | Portable hydrothermal reaction kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217888023U (en) |
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2022
- 2022-08-05 CN CN202222076206.5U patent/CN217888023U/en active Active
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