CN217277737U - High-temperature high-pressure magnetic dynamic metal corrosion tester - Google Patents
High-temperature high-pressure magnetic dynamic metal corrosion tester Download PDFInfo
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- CN217277737U CN217277737U CN202220167123.4U CN202220167123U CN217277737U CN 217277737 U CN217277737 U CN 217277737U CN 202220167123 U CN202220167123 U CN 202220167123U CN 217277737 U CN217277737 U CN 217277737U
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- permanent magnet
- gear
- connecting block
- reation kettle
- magnet rotor
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Abstract
The utility model discloses a high temperature high pressure magnetic force developments metal corrosion tester, including the motor, the permanent magnet rotor, permanent magnet and reation kettle, wherein the motor orders about the permanent magnet rotor through actuating mechanism and rotates, the assembly of permanent magnet rotor is in reation kettle's lower part, the pivot has the jackshaft in the reation kettle, the cover is equipped with the connecting block on the jackshaft, metal test piece assembly is on the upper portion of connecting block, the permanent magnet assembly is in the lower part of connecting block, the permanent magnet corresponds the permanent magnet rotor and sets up, the permanent magnet rotor rotates the in-process and can drive the connecting block through the permanent magnet, jackshaft and metal test piece rotate in step. Has the advantages that: the polytetrafluoroethylene inner container is arranged in the inner shell of the reaction kettle, and the metal test piece is not influenced by the device, so that the measurement precision is improved. The sealing performance of the reaction kettle is improved, and the continuous operation under the high-temperature and high-pressure environment is ensured. Can the multiple metal test piece of centre gripping simultaneously, can improve the measurement accuracy of metal corrosion.
Description
Technical Field
The utility model relates to a metal corrosion tester, in particular to high temperature high pressure magnetic force developments metal corrosion tester.
Background
At present, metal materials are easy to corrode under high-temperature and high-pressure environments, and especially under different media such as power plant boilers, deep drilling tools, chemical cracking pipes and the like, the corrosion problem can cause serious accidents, the life safety of workers is influenced, and economic loss is caused. Therefore, it is very important to perform a test of corrosion of the corresponding metal in a high temperature and high pressure environment. Related researchers test the performance of metal under various experimental conditions through different parameters such as temperature, pressure and the like through a designed high-temperature high-pressure metal corrosion testing device, so that the practical production work is guided and the metal corrosion is prevented.
The metal corrosion measuring instrument is an instrument for measuring the corrosion performance of a metal test piece dynamically corroded in liquid. The main working principle of the existing metal corrosion measuring instrument is that a motor drives, and a metal test piece is hung at one end of the motor; or the liquid corrosion sensor is fixed in the instrument, and the motor drives the liquid to move to realize the dynamic corrosion of the metal test piece. The method is easy to operate, and the working principle is simple and easy to realize. However, these methods are not comprehensive enough for simulating the underground high-temperature and high-pressure environment, and there is a certain difficulty in realizing a completely sealed high-temperature and high-pressure environment. In addition, in the existing metal corrosion instruments, most of the internal materials are made of metal, and the materials and the metal test piece are soaked in liquid at the same time, so that the reaction of the corrosion test piece is interfered, and finally, certain errors are generated in experimental results, and the concrete drilling production work cannot be accurately guided.
Disclosure of Invention
The utility model aims at solving the problems of the existing metal corrosion measuring instrument in the using process and providing a high-temperature high-pressure magnetic force dynamic metal corrosion tester.
The utility model provides a high temperature high pressure magnetic force developments metal corrosion tester is including the motor, the permanent magnet rotor, permanent magnet and reation kettle, wherein the motor orders about the permanent magnet rotor through actuating mechanism and rotates, the assembly of permanent magnet rotor is in reation kettle's lower part, the pivot has the jackshaft in the reation kettle, the cover is equipped with the connecting block on the jackshaft, the assembly of metal test piece is on the upper portion of connecting block, the assembly of permanent magnet is in the lower part of connecting block, the permanent magnet corresponds the permanent magnet rotor and sets up, the permanent magnet rotor rotates the in-process and can drive the connecting block through the permanent magnet, jackshaft and metal test piece rotate in step.
Actuating mechanism is including the box, first gear, second gear and gear shaft, wherein first gear is connected with the one end of motor output shaft, the output shaft of motor can drive first gear and rotate, the second gear meshes with first gear mutually, first gear rotation in-process drives the synchronous rotation of second gear, the lower part at the gear shaft is established to the second gear cover, the lower extreme pin joint of gear shaft is on the base in the box, the position of the connecting block lower part permanent magnet of establishing on the jackshaft cover in the upper portion of gear shaft corresponds reation kettle is established to the permanent magnet rotor cover, second gear rotation in-process can drive gear shaft and permanent magnet rotor and rotate, first gear and second gear all assemble in the box, be connected through the ring flange between the lateral wall of motor output shaft and box.
Reation kettle's inner shell overcoat is equipped with the heat preservation, the heat preservation is provided with the shell outward, around being equipped with heating coil on reation kettle's the inner shell lateral wall, the heat preservation interpolation is equipped with temperature sensor, reation kettle's top still is provided with the top cap, be provided with the sealing washer between top cap and the reation kettle inner shell lateral wall, the injection hole has still been seted up on the top cap, the downthehole pressure injection valve that is equipped with of injection hole, the top of top cap is provided with the handle, be equipped with the polytetrafluoroethylene inner bag in the inner chamber of reation kettle inner shell.
The top end of a box body in the driving mechanism is provided with a bayonet, the bottom end of the reaction kettle shell is provided with a connector corresponding to the shape and the size of the bayonet at the top end of the box body, and the reaction kettle shell is assembled at the top end of the box body through the connector.
Connecting block on the jackshaft is the cross in reation kettle and links firmly on the jackshaft, and the upper portion of connecting block is provided with the slide rail, is connected with the several slider on the slide rail, and metal test piece inserts and establishes between two adjacent sliders, and the outer end of connecting block is equipped with the fixed block and is used for the fixed of slider.
The utility model discloses a theory of operation:
the utility model provides a high temperature high pressure magnetic force developments metal corrosion tester installs the inner chamber of reation kettle inner shell earlier with the polytetrafluoroethylene inner bag before the experiment in to test between the slider of piece centre gripping on the connecting block with the metal, later install in reation kettle's inner shell in. Preparing corrosive liquid, pouring the corrosive liquid into an inner cavity of an inner shell of the reaction kettle, and then installing and fixing a top cover of the reaction kettle by using bolts and a sealing ring. And (4) installing the injection valve into an injection hole on the top cover, injecting nitrogen, and stopping injection when a set pressure value is reached. And starting the motor, wherein the motor drives the first gear to rotate, so that the permanent magnet rotor is driven to rotate, and the permanent magnet is driven to rotate by the magnetic force of the permanent magnet rotor. Thereby driving the metal test piece to rotate. And then electrifying the heating coil, increasing the temperature to a set range, stopping heating, and monitoring the real-time temperature through a temperature sensor. And after the experiment is finished, stopping the motor, after the overall temperature of the equipment is reduced to room temperature, lifting the equipment out of the reaction kettle, and after pressure relief, taking out the metal test piece for further experiment.
The utility model has the advantages that:
the utility model provides a high temperature high pressure magnetic force developments metal corrosion tester compares with current metal corrosion measuring device, sets up the polytetrafluoroethylene inner bag in the inner shell among the reation kettle, and the metal test piece does not receive device influence itself, has improved measuring precision. And a permanent magnet driving mode is adopted, so that the sealing performance of the reaction kettle is improved, and the continuous operation under a high-temperature and high-pressure environment is ensured. The connecting block on the intermediate shaft adopts a cross structure, can hold a plurality of metal test pieces simultaneously, and the metal test piece exposure area is great, can improve the measurement accuracy of metal corrosion.
Drawings
Fig. 1 is the overall structure schematic diagram of the metal corrosion tester of the present invention.
Fig. 2 is the connection relation schematic diagram of the connecting block and the intermediate shaft.
The labels in the above figures are as follows:
1. motor 2, permanent magnet rotor 3, permanent magnet 4, reation kettle 5, jackshaft
6. Connecting block 7, metal test piece 8, box 9, first gear 10, second gear
11. Gear shaft 12, output shaft 13, flange 14, heat-insulating layer 15 and shell
16. Heating coil 17, temperature sensor 18, top cover 19, injection hole 20, handle
21. Polytetrafluoroethylene inner bag 22, slide rail 23, slider 24, fixed block.
Detailed Description
Please refer to fig. 1 to 2:
the utility model provides a high temperature high pressure magnetic force developments metal corrosion tester is including motor 1, permanent magnet rotor 2, permanent magnet 3 and reation kettle 4, wherein motor 1 orders about permanent magnet rotor 2 through actuating mechanism and rotates, permanent magnet rotor 2 assembles in reation kettle 4's lower part, the pivot has jackshaft 5 in reation kettle 4, the cover is equipped with connecting block 6 on jackshaft 5, the upper portion at connecting block 6 of metal test piece 7 assembly, permanent magnet 3 assembles the lower part at connecting block 6, permanent magnet rotor 2 that corresponds sets up, permanent magnet rotor 2 rotates the in-process and can drive connecting block 6 through permanent magnet 3, jackshaft 5 and metal test piece 7 rotate in step.
The driving mechanism comprises a box body 8 and a first gear 9, second gear 10 and gear shaft 11, wherein first gear 9 is connected with the one end of motor 1 output shaft 12, motor 1's output shaft 12 can drive first gear 9 and rotate, second gear 10 meshes with first gear 9 mutually, first gear 9 rotates the in-process and drives second gear 10 and rotate in step, second gear 10 cover is established in the lower part of gear shaft 11, the lower extreme pin joint of gear shaft 11 is on the base in box 8, permanent magnet rotor 2 cover is established on the upper portion of gear shaft 11 and is corresponded the position of connecting block 6 lower part permanent magnet 3 of cover setting on the jackshaft 5 in reation kettle 4, second gear 10 rotates in-process and can drive gear shaft 11 and permanent magnet rotor 2 and rotate, first gear 9 and second gear 10 all assemble in box 8, be connected through ring flange 13 between motor 1 output shaft 12 and the lateral wall of box 8.
Inner shell overcoat of reation kettle 4 is equipped with heat preservation 14, heat preservation 14 is provided with outer shell 15 outward, around being equipped with heating coil 16 on reation kettle 4's the inner shell lateral wall, 14 interpolations in heat preservation are equipped with temperature sensor 17, reation kettle 4's top still is provided with top cap 18, be provided with the sealing washer between top cap 18 and the 4 inner shell lateral walls of reation kettle, it presses hole 19 to have still been seted up to annotate on top cap 18, it presses the valve to annotate to be equipped with in the hole 19, the top of top cap 18 is provided with handle 20, be equipped with polytetrafluoroethylene inner bag 21 in the inner chamber of the 4 inner shell of reation kettle.
A bayonet is arranged at the top end of a box body 8 in the driving mechanism, a connecting port corresponding to the shape and the size of the bayonet at the top end of the box body 8 is arranged at the bottom end of a shell 15 of the reaction kettle 4, and the shell 15 of the reaction kettle 4 is assembled at the top end of the box body 8 through the connecting port.
Connecting block 6 on jackshaft 5 is the cross in reation kettle 4 and links firmly on jackshaft 5, and the upper portion of connecting block 6 is provided with slide rail 22, is connected with several slider 23 on the slide rail 22, and metal test piece 7 is inserted and is established between two adjacent sliders 23, and the outer end of connecting block 6 is equipped with the fixed block 24 and is used for the fixed of slider 23.
The utility model discloses a theory of operation:
the utility model provides a high temperature high pressure magnetic force developments metal corrosion tester installs earlier in the inner chamber of reation kettle 4 inner shell with polytetrafluoroethylene inner bag 21 before the experiment to with 7 centre grippings of metal test piece between the slider 22 on connecting block 6, later install in reation kettle 4's inner shell in. Preparing corrosive liquid, pouring the corrosive liquid into the inner cavity of the inner shell of the reaction kettle 4, and then installing and fixing the top cover 18 of the reaction kettle 4 by using bolts and sealing rings. The injection valve is attached to the injection hole 19 of the top cover 18, nitrogen gas is injected, and injection is stopped when a set pressure value is reached. Starting the motor 1, the motor 1 drives the first gear 9 to rotate, so as to drive the permanent magnet rotor 2 to rotate, and the permanent magnet 3 is driven to rotate by the magnetic force of the permanent magnet rotor 2. Thereby rotating the metal test piece 7. The heating coil 16 is then energized to raise the temperature to a set range and then heating is stopped, with real-time temperature being monitored by the temperature sensor 17. After the experiment is finished, the motor 1 is stopped, the reaction kettle 4 is lifted out after the overall temperature of the equipment is reduced to the room temperature, and the metal test piece 7 is taken out after pressure relief for further experiment.
Claims (5)
1. The utility model provides a high temperature high pressure magnetic force developments metal corrosion tester which characterized in that: including the motor, the permanent magnet rotor, permanent magnet and reation kettle, wherein the motor orders about the permanent magnet rotor through actuating mechanism and rotates, the permanent magnet rotor assembly is in reation kettle's lower part, the pivot has the jackshaft in the reation kettle, the cover is equipped with the connecting block on the jackshaft, metal test piece assembles the upper portion at the connecting block, the permanent magnet assembly is in the lower part of connecting block, the permanent magnet corresponds the permanent magnet rotor and sets up, the permanent magnet rotor rotates the in-process and can drive the connecting block through the permanent magnet, jackshaft and metal test piece rotate in step.
2. The high-temperature high-pressure magnetic dynamic metal corrosion tester as claimed in claim 1, wherein: the driving mechanism comprises a box body, a first gear, a second gear and a gear shaft, wherein the first gear is connected with one end of an output shaft of the motor, the output shaft of the motor can drive the first gear to rotate, the second gear is meshed with the first gear, the first gear drives the second gear to synchronously rotate in the rotating process, the second gear is sleeved on the lower portion of the gear shaft, the lower end of the gear shaft is pivoted on a base in the box body, a permanent magnet rotor is sleeved on the upper portion of the gear shaft and corresponds to the position of a permanent magnet on the lower portion of a connecting block sleeved on an intermediate shaft in a reaction kettle, the gear shaft and the permanent magnet rotor can be driven to rotate in the rotating process of the second gear, the first gear and the second gear are assembled in the box body, and the output shaft of the motor is connected with the side wall of the box body through a flange plate.
3. The high-temperature high-pressure magnetic dynamic metal corrosion tester as claimed in claim 1, wherein: reation kettle's inner shell overcoat be equipped with the heat preservation, the heat preservation is provided with the shell outward, around being equipped with heating coil on reation kettle's the inner shell lateral wall, the heat preservation interpolation is equipped with temperature sensor, reation kettle's top still is provided with the top cap, be provided with the sealing washer between top cap and the reation kettle inner shell lateral wall, the injection hole has still been seted up on the top cap, the downthehole pressure injection valve that is equipped with of injection hole, the top of top cap is provided with the handle, be equipped with the polytetrafluoroethylene inner bag in the inner chamber of reation kettle inner shell.
4. The high-temperature high-pressure magnetic dynamic metal corrosion tester as claimed in claim 2 or 3, wherein: the top end of the box body in the driving mechanism is provided with a bayonet, the bottom end of the reaction kettle shell is provided with a connector corresponding to the shape and the size of the bayonet at the top end of the box body, and the reaction kettle shell is assembled at the top end of the box body through the connector.
5. The high-temperature high-pressure magnetic dynamic metal corrosion tester as claimed in claim 1, wherein: the connecting block on the jackshaft in the reation kettle be the cross and link firmly on the jackshaft, the upper portion of connecting block is provided with the slide rail, is connected with the several slider on the slide rail, metal test piece inserts and establishes between two adjacent sliders, the outer end of connecting block is equipped with the fixed block and is used for the fixed of slider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220167123.4U CN217277737U (en) | 2022-01-21 | 2022-01-21 | High-temperature high-pressure magnetic dynamic metal corrosion tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220167123.4U CN217277737U (en) | 2022-01-21 | 2022-01-21 | High-temperature high-pressure magnetic dynamic metal corrosion tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217277737U true CN217277737U (en) | 2022-08-23 |
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ID=82903238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220167123.4U Active CN217277737U (en) | 2022-01-21 | 2022-01-21 | High-temperature high-pressure magnetic dynamic metal corrosion tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217277737U (en) |
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2022
- 2022-01-21 CN CN202220167123.4U patent/CN217277737U/en active Active
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