CN209927696U - High-temperature high-pressure hanging piece dynamic corrosion instrument - Google Patents
High-temperature high-pressure hanging piece dynamic corrosion instrument Download PDFInfo
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- CN209927696U CN209927696U CN201920689292.2U CN201920689292U CN209927696U CN 209927696 U CN209927696 U CN 209927696U CN 201920689292 U CN201920689292 U CN 201920689292U CN 209927696 U CN209927696 U CN 209927696U
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- hanging piece
- magnet
- outer magnet
- fixedly connected
- pressure
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Abstract
The utility model provides a high temperature high pressure lacing film developments corrodes appearance, including agitator motor 1, the drive mechanism who is connected with agitator motor 1, drive mechanism includes (mixing) shaft 2, outer magnet 3, inner magnet 4, outer magnet seat 5, inner magnet seat 6, outer magnet 3 and 5 fixed connection of outer magnet seat, inner magnet 4 and 6 fixed connection of inner magnet seat, outer magnet 3 and 4 magnetic field couplings of inner magnet, beneficial effect: the device can test the petroleum drill rod made of steel before use, simulate the high-temperature and high-pressure environment in the pit, observe whether the alloy steel made of the material can be lower than the corrosion of deep underground medium under high-temperature and high-pressure, and check whether the damage caused by corrosion affects the work of the drill rod if the corrosion is caused. Therefore, qualified drill rod materials are obtained through testing, and in addition, the service life of the device is prolonged.
Description
Technical Field
The utility model relates to an oil scientific research instrument especially relates to a high temperature high pressure lacing film developments corrosion appearance.
Background
In the process of drilling and exploiting petroleum in a deep well, a deep surface has a high-temperature and high-pressure environment, corrosive substances have the effects of corroding and rusting the petroleum drill rod, and the petroleum drill rod after production is not tested and put into use causes large-area corrosion damage, so that exploitation and production are influenced, and serious consequences are caused.
Disclosure of Invention
The utility model overcomes the not enough of background art provides high temperature high pressure lacing film developments corrosion appearance, the purpose of this device of design and development: the device can test the petroleum drill rod made of steel before use, check whether the alloy steel made of the material can be lower than the corrosion of deep underground medium under high temperature and high pressure, and check whether the damage caused by corrosion affects the work of the drill rod if the corrosion is caused.
The utility model provides a following technical scheme: the high-temperature and high-pressure hanging piece dynamic corrosion instrument comprises a stirring motor 1 and a transmission mechanism connected with the stirring motor 1, and is characterized in that the transmission mechanism comprises a stirring shaft 2, an outer magnet 3, an inner magnet 4, an outer magnet seat 5 and an inner magnet seat 6, wherein the outer magnet 3 is fixedly connected with the outer magnet seat 5, the inner magnet 4 is fixedly connected with the inner magnet seat 6, the outer magnet 3 is coupled with the inner magnet 4 in a magnetic field manner, the inner magnet seat 6 is fixedly connected with one end of the stirring shaft 2, the outer magnet seat 5 is fixedly connected with a motor shaft of the stirring motor 1, the other end of the stirring shaft 2 is fixedly connected with stirring slurry 7, and the stirring slurry 7 is arranged in a kettle body 8; the cauldron body lid of the cauldron body 8 contain the cover neck portion 9, with cover neck portion 9 is lid portion 10 as an organic whole even, (mixing) shaft 2 runs through the cauldron body lid stretches into 8 inner chambers of the cauldron body, cover neck portion 9 is equipped with cooling chamber 11, cooling chamber 11 is equipped with water inlet 12, delivery port 13, the inflow of water inlet 12 with the water yield of delivery port 13 equals.
The plug 14 is movably connected with the outer magnet base 5 through a first bearing 15, and the stirring shaft 2 is movably connected with the kettle cover through a second bearing 16 and a third bearing 17.
The cooling chamber 11 is provided with corrugations 18.
The bottom of the kettle body 8 is provided with a hanging piece support, the hanging piece support comprises an upper connecting disc 19, a lower connecting disc 20 and a hanging piece sample 21, the upper end of the hanging piece sample 21 is connected with the upper connecting disc 19, and the lower end of the hanging piece sample 21 is fixedly connected with the lower connecting disc 20.
The utility model has the advantages that: the device can test the petroleum drill rod made of steel before use, simulate the high-temperature and high-pressure environment in the pit, observe whether the alloy steel made of the material can be lower than the corrosion of deep underground medium under high-temperature and high-pressure, and check whether the damage caused by corrosion affects the work of the drill rod if the corrosion is caused. So that qualified drill rod materials are obtained through testing. The cooling cavity 11 is provided with a water inlet 12 and a water outlet 13, and the water inflow of the water inlet 12 is equal to the water outflow of the water outlet 13. In the use process, the water inlet 12 and the water outlet 13 are respectively connected to the water inlet and the water outlet of the circulating water pump, and the water diversion end of the water pump is connected to the reservoir. The high-temperature heat after being heated by the kettle body 8 can not be transferred to the inner magnet and the outer magnet, so that high-temperature demagnetization is caused, and the failure of the spaced transmission torque of the mechanism is avoided. Thereby prolonging the useful life of the device.
Drawings
Fig. 1 is a schematic structural view of the high-temperature high-pressure hanging piece dynamic corrosion instrument of the present invention.
Detailed Description
The invention is further described with reference to the following detailed description of embodiments and drawings.
In fig. 1: the stirring device comprises a stirring motor 1, a stirring shaft 2, an outer magnet 3, an inner magnet 4, an outer magnet seat 5, an inner magnet seat 6, stirring paddles 7, a kettle body 8, a cover neck part 9, a cover body part 10, a cooling cavity 11, a water inlet 12, a water outlet 13, a plug 14, a first bearing 15, a second bearing 16, a third bearing 17, wrinkles 18, an upper connecting disc 19, a lower connecting disc 20, a hanging piece sample 21, an upper fixing plate 22, a supporting rod 23 and a lower fixing plate 24.
The high-temperature high-pressure coupon corrosion instrument is a small-sized acid-resistant high-temperature high-pressure reaction kettle, and is used for testing the corrosion rate of coupons in acid liquor without or with corrosion inhibitors by using a weight loss method so as to evaluate the corrosion capability of the acid liquor, the corrosion resistance of the coupons and the corrosion inhibition performance of the corrosion inhibitors, and can be used for carrying out an acid-rock reaction experiment by using a specially-made rotary rock tray so as to test acid-rock reaction kinetic parameters. The test can be performed under set temperature, pressure and speed conditions.
High temperature high pressure lacing film developments corrosion appearance, including agitator motor 1, with the drive mechanism that agitator motor 1 is connected, motor 1 installs in upper fixed plate 22, the one end of bracing piece 23 with upper fixed plate 22 fixed connection, the other end of bracing piece 23 with bottom plate 24 fixed connection.
The transmission mechanism comprises a stirring shaft 2, an outer magnet 3, an inner magnet 4, an outer magnet seat 5 and an inner magnet seat 6, wherein the outer magnet 3 is fixedly connected with the outer magnet seat 5, the outer magnet seat 5 is provided with a ring wall, and the outer magnet 3 is bonded with the ring wall by strong glue or is embedded in a dovetail groove. The inner magnet 4 is fixedly connected with the inner magnet seat 6, the inner magnet seat 6 is of a set structure, the inner magnet seat 6 is sleeved on the stirring shaft 2, and the inner magnet 4 is tightly pressed on the stirring shaft 2, so that the purpose of fixing the inner magnet 4 is achieved. The outer magnet 3 is coupled with the inner magnet 4 in a magnetic field, and when the outer magnet rotates, the inner magnet rotates along with the outer magnet. The inner magnet seat 6 is fixedly connected with one end of the stirring shaft 2, the outer magnet seat 5 is fixedly connected with a motor shaft of the stirring motor 1 through spline splicing, the other end of the stirring shaft 2 is fixedly connected with a stirring paddle 7, and the stirring paddle 7 is arranged in the kettle body 8; the cauldron body lid of the cauldron body 8 contain the cover neck portion 9, with cover neck portion 9 is lid portion 10 as an organic whole even, (mixing) shaft 2 runs through the cauldron body lid stretches into 8 inner chambers of the cauldron body, cover neck portion 9 is equipped with cooling chamber 11, cooling chamber 11 is equipped with water inlet 12, delivery port 13, the inflow of water inlet 12 with the water yield of delivery port 13 equals. In the use process, the water inlet 12 and the water outlet 13 are respectively connected to the water inlet and the water outlet of the circulating water pump, and the water diversion end of the water pump is connected to the reservoir. The high-temperature heat after being heated by the kettle body 8 can not be transferred to the inner magnet and the outer magnet, so that high-temperature demagnetization is caused, and the failure of the spaced transmission torque of the mechanism is avoided.
The plug 14 is movably connected with the outer magnet base 5 through a first bearing 15, and the stirring shaft 2 is movably connected with the kettle cover through a second bearing 16 and a third bearing 17.
The cooling chamber 11 is provided with corrugations 18.
The bottom of the kettle body 8 is provided with a hanging piece support, the hanging piece support comprises an upper connecting disc 19, a lower connecting disc 20 and a hanging piece sample 21, the upper end of the hanging piece sample 21 is connected with the upper connecting disc 19, and the lower end of the hanging piece sample 21 is fixedly connected with the lower connecting disc 20.
Materials required by the experiment are prepared before the experiment, all accessories and pipeline systems are connected according to the device flow, and all valves on the pipeline are closed. When the power supply is switched on, before the power supply is switched on, the good grounding of the device must be ensured so as to ensure the use safety of the equipment. And after the system is connected, the connection of each pipeline is rechecked by contrasting the flow, the problems are found and solved in time, so that the normal operation of the system is ensured, the power supply of a computer is started, the software is opened, and the equipment is clicked to be connected.
1. According to the experimental requirements, if reaction media need to be added into the reaction kettle, the kettle cover of the reaction kettle needs to be detached.
Firstly, disassembling the hexagon socket head cap screw and the motor on the reaction kettle cover by using a wrench, and connecting the hexagon socket head cap screw and the motor to the aviation plug of the control box.
And step two, lifting the upper cover of the reaction kettle out and putting the upper cover on one side.
And thirdly, fixing the hanging sheet on a hanging sheet frame, putting the hanging sheet into a reaction kettle, and adding a reaction medium into the reaction kettle.
And fourthly, mounting the upper cover on the reaction kettle according to the position before disassembly, and uniformly stressing and screwing the inner hexagon screws.
And fifthly, inserting the aviation plug of the motor onto the control cabinet.
2. After all the accessories and the pipelines are connected, the air release valve is closed, the air tightness of all the pipelines is checked, and after the sealing is checked to be complete, the experiment is started.
3. And opening the gas pressurization system, pressurizing the gas to the pressure required by the experiment, opening the pressure regulating outlet valve and the reaction kettle gas inlet valve, and allowing the gas to enter the reaction kettle.
4. And opening a heating switch of the reaction kettle, and setting the heating temperature to heat the reaction kettle.
5. And turning on a stirring switch of the motor, and adjusting the stirring speed to a required value.
6. After the reaction is finished, the heating switch is turned off or the temperature on the temperature controller is set to be lower than the room temperature, the gas source of the gas cylinder is closed, and the power supply of the stirring motor is closed.
7. And opening cooling water circulation, and opening a valve at the lower end of the reaction kettle to discharge reaction media after the kettle body is cooled.
8. And (3) disassembling the reaction kettle cover, taking out the rock sample, cleaning the reaction kettle body, airing, and then installing the reaction kettle cover on the reaction kettle for the next experiment.
Claims (4)
1. The high-temperature high-pressure hanging piece dynamic corrosion instrument comprises a stirring motor (1) and a transmission mechanism connected with the stirring motor (1), it is characterized in that the transmission mechanism comprises a stirring shaft (2), an external magnet (3), an internal magnet (4), an external magnet seat (5) and an internal magnet seat (6), the outer magnet (3) is fixedly connected with the outer magnet seat (5), the inner magnet (4) is fixedly connected with the inner magnet seat (6), the outer magnet (3) is coupled with the inner magnet (4) in a magnetic field, the inner magnet seat (6) is fixedly connected with one end of the stirring shaft (2), the outer magnet seat (5) is fixedly connected with a motor shaft of the stirring motor (1), the other end of the stirring shaft (2) is fixedly connected with a stirring paddle (7), and the stirring paddle (7) is arranged in the kettle body (8); the cauldron body lid of the cauldron body (8) contain the cover neck portion (9), with cover neck portion (9) cover body portion (10) as an organic whole, (mixing) shaft (2) run through the cauldron body lid stretches into the cauldron body (8) inner chamber, cover neck portion (9) are equipped with cooling chamber (11), cooling chamber (11) are equipped with water inlet (12), delivery port (13), the inflow of water inlet (12) with the water yield of delivery port (13) equals.
2. The high-temperature high-pressure hanging piece dynamic corrosion instrument according to claim 1, wherein a plug (14) is movably connected with the outer magnet base (5) through a first bearing (15), and the stirring shaft (2) is movably connected with the kettle cover through a second bearing (16) and a third bearing (17).
3. A high temperature and high pressure coupon dynamic corrosion meter according to claim 1, wherein said cooling chamber (11) is provided with corrugations (18).
4. The high-temperature high-pressure hanging piece dynamic corrosion instrument according to claim 1, wherein a hanging piece support is arranged at the bottom of the kettle body (8), the hanging piece support comprises an upper connecting disc (19), a lower connecting disc (20) and a hanging piece sample (21), the upper end of the hanging piece sample (21) is connected with the upper connecting disc (19), and the lower end of the hanging piece sample (21) is fixedly connected with the lower connecting disc (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920689292.2U CN209927696U (en) | 2019-05-15 | 2019-05-15 | High-temperature high-pressure hanging piece dynamic corrosion instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920689292.2U CN209927696U (en) | 2019-05-15 | 2019-05-15 | High-temperature high-pressure hanging piece dynamic corrosion instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209927696U true CN209927696U (en) | 2020-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920689292.2U Expired - Fee Related CN209927696U (en) | 2019-05-15 | 2019-05-15 | High-temperature high-pressure hanging piece dynamic corrosion instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209927696U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991155A (en) * | 2019-05-15 | 2019-07-09 | 江苏拓创科研仪器有限公司 | High temperature and pressure lacing film dynamic corrosion tester |
-
2019
- 2019-05-15 CN CN201920689292.2U patent/CN209927696U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991155A (en) * | 2019-05-15 | 2019-07-09 | 江苏拓创科研仪器有限公司 | High temperature and pressure lacing film dynamic corrosion tester |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200110 |
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| CF01 | Termination of patent right due to non-payment of annual fee |