CN210923372U - High-temperature high-pressure erosion experimental device with adjustable erosion angle - Google Patents
High-temperature high-pressure erosion experimental device with adjustable erosion angle Download PDFInfo
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- CN210923372U CN210923372U CN201921945670.5U CN201921945670U CN210923372U CN 210923372 U CN210923372 U CN 210923372U CN 201921945670 U CN201921945670 U CN 201921945670U CN 210923372 U CN210923372 U CN 210923372U
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- erosion
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Abstract
The utility model discloses an adjustable high temperature high pressure erosion experimental apparatus who erodees angle. The erosion experimental device mainly comprises a fixed circular truncated cone, a rectangular support A and a rectangular support B which are different in length, a sample placing groove with an adjustable angle and a bent metal sample. The fixed round platform is fixed on a rotating shaft of the reaction kettle by a fixed bolt A; the rectangular support A and the rectangular support B are respectively fixed on the fixed round table by the fixing bolts A; the sample placing grooves with adjustable angles are fixed on the rectangular support A and the rectangular support B; the bending type metal sample is fixed on the sample placing groove with the adjustable angle by a fixing bolt B and a fixing bolt C. The utility model discloses rotate along with high temperature high pressure reation kettle's pivot, can carry out the erosion experiment of different bending angle return bends under the highly compressed corrosive environment of high temperature.
Description
Technical Field
The utility model relates to a corrosion test technical field, concretely relates to adjustable high temperature high pressure erosion experimental apparatus who erodees angle.
Background
The elbow pipe is often used for connection in the oil gas conveying process, when oil gas flows through the elbow pipe, the flowing direction of the oil gas and the moving direction of solid particles carried by the oil gas can be obviously changed, so that the pipeline is eroded and damaged, the position of the elbow pipe is eroded and perforated, serious potential safety hazards are brought, and the erosion results caused by the elbow pipes with different bending angles are different. Meanwhile, in the process of oil and gas pipeline transportation, the interior of the pipeline is often in a high-temperature and high-pressure state, and high-temperature and high-pressure fluid can cause more serious erosion results on the bent pipe part. At present, the oil gas elbow erosion experimental research device is of a rotary type, an injection type, a pipe flow type and the like, but the device is independently designed according to the elbow erosion characteristic, has low universality, high cost and long time consumption, can not perform the erosion experiment of elbows at different bending angles, and is difficult to maintain a stable high-temperature high-pressure corrosion environment.
The high-temperature high-pressure reaction kettle belongs to an experimental device commonly used for corrosion research, can be used for carrying out dynamic corrosion resistance research and simultaneously can provide a high-temperature high-pressure corrosion environment for a corrosion experiment. Therefore the utility model discloses design an adjustable high temperature high pressure erosion experimental apparatus who erodees the angle based on high temperature high pressure reation kettle, through this erosion experimental apparatus, can carry out the erosion experiment research of different bending angle lower return bends.
Disclosure of Invention
The utility model discloses the purpose is in order to overcome current return bend erosion experimental apparatus and can not carry out the erosion experiment of return bend under the different bending angle, also hardly maintain stable high temperature high pressure corrosion environment's shortcoming, based on high temperature high pressure reation kettle designs the high temperature high pressure erosion experimental apparatus of adjustable scour angle, can carry out the erosion experiment research of return bend under the different bending angle in high temperature high pressure reation kettle through this erosion experimental apparatus, device simple structure, easily processing, convenient to use is swift.
The utility model discloses the technical scheme who adopts lies in:
the utility model provides an adjustable high temperature high pressure erosion experimental apparatus who erodees angle, mainly by fixed round platform, the rectangle support A and the rectangle support B of length difference, but angle regulation's sample standing groove and crooked type metal specimen constitute. The fixed round platform is fixed on a rotating shaft of the reaction kettle by a fixed bolt A; the rectangular bracket A and the rectangular bracket B are respectively fixed on the fixed round table by a fixing bolt A; the sample placing groove with the adjustable angle is respectively fixed on the rectangular support A and the rectangular support B by a fixing bolt D and a fixing nut B; the bending type metal sample is fixed on the sample placing groove with the adjustable angle by the fixing bolt D and the fixing bolt C.
The material of the fixed round platform is the same as that of the rotating shaft of the reaction kettle; the fixed round platform is divided into an upper part and a lower part, the upper part is a fixed ring, and three threaded holes are uniformly distributed on the outer surface of the fixed ring; the lower part is a fixed disc, four grooves are arranged on the outer surface of the fixed disc, and a threaded hole is formed in the surface of each groove.
The material of the rectangular support A and the material of the rectangular support B are the same as that of the fixed round table, the rectangular support B is 1.5-2.5 times longer than the rectangular support A, the upper ends of the outer surfaces of the rectangular support A and the rectangular support B are provided with a threaded hole, the lower ends of the rectangular support A and the rectangular support B are provided with two threaded holes, the upper ends of the rectangular support A and the rectangular support B are connected with the fixed round table, and the lower ends of the rectangular.
But angle regulation's sample standing groove is used for placing crooked type metal specimen, divide into three parts: comprises a rotating groove, a fixing groove and a bolt and nut combination A. The two side faces of the rotating groove and the fixed groove are provided with 2 threaded holes, the lower end of the rotating groove is provided with a shaft hole through which a bolt in the bolt-nut combination A can pass, two sides of the groove at the front end of the fixed groove are provided with a shaft hole respectively, the bolt-nut combination A passes through the shaft holes of the rotating groove and the fixed groove to connect the rotating groove and the fixed groove, and the bolt-nut combination A serves as a rotating shaft and a fixed part simultaneously.
The middle part of the bent metal sample is provided with a radian, and the curvature radius of the arc is the same as that of a bent pipe researched by an erosion experiment; the bending type metal sample is placed on the sample placing groove with the adjustable angle.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses rely on high temperature high pressure reation kettle to design a high temperature high pressure erosion experimental apparatus of adjustable washing angle, this erosion experimental apparatus is fixed in high temperature high pressure reation kettle's pivot, and the erosion experimental apparatus rotates along with high temperature high pressure reation kettle's pivot together, can carry out the return bend erosion experiment.
But angle regulation's sample standing groove and the cooperation of the bent type metal specimen of the same bend angle use, can carry out different bend angle's return bend erosion experiment.
The rectangular support A and the rectangular support B with different lengths can reduce flow interference and improve experiment precision.
The erosion experimental device solves the problems that the traditional erosion experimental research needs to design a special erosion experimental device according to the erosion characteristic of the bent pipe, the erosion experiment of the bent pipe under different bending angles cannot be carried out, and the stable high-temperature high-pressure corrosion environment is difficult to maintain.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the structure schematic diagram of the combination of the angle-adjustable sample placing groove and the rectangular bracket a of the present invention.
Fig. 3 is a schematic structural view of the fixing circular truncated cone of the present invention.
In fig. 1: the test device comprises a rotating shaft 1, a fixing circular table 2, a fixing circular ring 2-1, a fixing circular disc 2-2, a rectangular support A3, a fixing bolt C4, a fixing nut B5, a fixing bolt D6, an angle-adjustable sample placing groove 7, a bolt and nut combination A7-2, a fixing groove 7-3, a rotating groove 8, a bent metal sample 9, a rectangular support B and a fixing bolt A10.
Detailed Description
To make the problems, technical solutions and advantages of the present invention more clear, the following detailed description is made with reference to the accompanying drawings. As shown in the attached figures 1-3, the device mainly comprises fixed round platform 2, rectangular support A3 and rectangular support B9, but angle regulation's sample standing groove 7 and crooked type metal specimen 8, the utility model discloses specific working process is as follows:
as shown in fig. 1, the bent metal sample 8 thus processed was fixed to the angle-adjustable sample placement groove 7 by six fixing bolts C4 and two fixing bolts D6. Two fixing bolts C4 are respectively used on the inner surface and the outer surface of the rotating groove 7-3, two fixing bolts C4 are used on the outer surface of the fixing groove 7-2, two fixing bolts D6 are used on the inner surface, and the fixing bolt D6 penetrates through the rectangular support A3 (or the rectangular support B9) to fix the bending type metal sample 8.
After the bent metal sample 8 is fixed to the angle-adjustable sample placement groove 7, the fixing nut B5 is tightened to fix the angle-adjustable sample placement groove 7 to the rectangular bracket A3 (or the rectangular bracket B9).
The angle-adjustable sample placing groove 7 is composed of a rotating groove 7-3, a fixing groove 7-2 and a bolt and nut combination A7-1, a shaft hole is formed in the lower end of the rotating groove 7-3, two shaft holes are formed in two sides of a groove in the front end of the fixing groove 7-2 respectively, the bolt and nut combination A7-1 penetrates through the shaft holes in the front ends of the rotating groove 7-3 and the fixing groove 7-2 to connect the rotating groove 7-3 and the fixing groove 7-2, and when the rotating groove 7-3 and the fixing groove 7-2 rotate to the angle required by the experiment, the bolt and nut combination A7-1 is used for fixing.
The upper end of the rectangular bracket A3 (or the rectangular bracket B9) is fixed on the fixed disk 2-2 at the lower part of the fixed circular truncated cone 2 by a fixed bolt A10.
The fixed round table 2 passes through a fixed ring 2-1 on the upper part of the fixed round table 2 through a fixed bolt A to fix the fixed round table 2 on a rotating shaft 1 of the reaction kettle.
The utility model provides a high temperature high pressure erosion experimental apparatus of adjustable scour angle carries out anticlockwise (overlook the angle) along with reation kettle's pivot 1 and when rotating, can simulate return bend erosion phenomenon, according to the experiment needs, fixes the bending type metal specimen 8 of different bending angles on but angle regulation's sample standing groove 7, can carry out the erosion experiment of different bending angle return bends in high temperature high pressure reation kettle.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides an adjustable high temperature high pressure erosion experimental apparatus who erodees angle which characterized in that: the erosion experimental device mainly comprises a fixed circular truncated cone (2), rectangular supports A (3) and B (9) with different lengths, a sample placing groove (7) with an adjustable angle and a bent metal sample (8); the fixed round table (2) is fixed on a rotating shaft (1) of the reaction kettle by a fixed bolt A (10); the rectangular support A (3) and the rectangular support B (9) are respectively fixed on the fixed round table (2) by a fixing bolt A (10); the sample placing groove (7) with the adjustable angle is respectively fixed on the rectangular support A (3) and the rectangular support B (9) through a fixing bolt D (6) and a fixing nut B (5); the bending metal sample (8) is fixed on the sample placing groove (7) with the adjustable angle by a fixing bolt D (6) and a fixing bolt C (4).
2. The high-temperature high-pressure erosion experimental device with the adjustable erosion angle, as claimed in claim 1, is characterized in that: the fixed round table (2) is divided into an upper part and a lower part, the upper part is a fixed ring (2-1), and three holes with threads are uniformly distributed on the outer surface of the fixed ring (2-1); the lower part is a fixed disc (2-2), four grooves are arranged on the outer surface of the fixed disc (2-2), and threaded holes are formed in the surfaces of the grooves.
3. The high-temperature high-pressure erosion experimental device with the adjustable erosion angle, as claimed in claim 1, is characterized in that: the upper end of the outer surface of the rectangular support A (3) is provided with a threaded hole, the lower end of the outer surface of the rectangular support A (3) is provided with two threaded holes, the upper end of the rectangular support A is connected with the fixed round table (2), and the lower end of the rectangular support A is connected with the sample placing groove (7) with the angle adjustable.
4. The high-temperature high-pressure erosion experimental device with the adjustable erosion angle, as claimed in claim 1, is characterized in that: rectangular support B (9) is 1.5 ~ 2.5 times longer than rectangular support A (3), and rectangular support B (9) surface upper end has a screw hole, and the lower extreme has two screw holes, and the upper end is connected with fixed round platform (2), and the lower extreme is connected with but angle regulation's sample standing groove (7).
5. The high-temperature high-pressure erosion experimental device with the adjustable erosion angle, as claimed in claim 1, is characterized in that: the sample placing groove (7) with the adjustable angle is divided into three parts: comprises a rotating groove (7-3), a fixed groove (7-2) and a bolt and nut combination A (7-1); two side faces of the rotating groove (7-3) and the fixed groove (7-2) are respectively provided with 2 threaded holes, the lower end of the rotating groove (7-3) is provided with a shaft hole, two sides of the groove at the front end of the fixed groove (7-2) are respectively provided with a shaft hole, and the rotating groove (7-3) and the fixed groove (7-2) are connected through a bolt and nut combination A (7-1).
6. The high-temperature high-pressure erosion experimental device with the adjustable erosion angle, as claimed in claim 1, is characterized in that: the middle part of the bent metal sample (8) is provided with a radian, the curvature radius of the arc is the same as that of a bent pipe researched by an erosion experiment, and the bent metal sample (8) is fixed on the sample placing groove (7) with the adjustable angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921945670.5U CN210923372U (en) | 2019-11-12 | 2019-11-12 | High-temperature high-pressure erosion experimental device with adjustable erosion angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921945670.5U CN210923372U (en) | 2019-11-12 | 2019-11-12 | High-temperature high-pressure erosion experimental device with adjustable erosion angle |
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| Publication Number | Publication Date |
|---|---|
| CN210923372U true CN210923372U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921945670.5U Expired - Fee Related CN210923372U (en) | 2019-11-12 | 2019-11-12 | High-temperature high-pressure erosion experimental device with adjustable erosion angle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112986037A (en) * | 2021-05-20 | 2021-06-18 | 西南石油大学 | Experimental device for simulating stratum sand production and eroding oil pipe column |
| CN115561108A (en) * | 2022-12-05 | 2023-01-03 | 中国石油大学(华东) | Erosion experiment system and method considering high temperature and pipe column buckling |
-
2019
- 2019-11-12 CN CN201921945670.5U patent/CN210923372U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112986037A (en) * | 2021-05-20 | 2021-06-18 | 西南石油大学 | Experimental device for simulating stratum sand production and eroding oil pipe column |
| US11630043B2 (en) | 2021-05-20 | 2023-04-18 | Southwest Petroleum University | Experimental devices for simulating erosion of tubing strings caused by sand production |
| CN115561108A (en) * | 2022-12-05 | 2023-01-03 | 中国石油大学(华东) | Erosion experiment system and method considering high temperature and pipe column buckling |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200703 Termination date: 20211112 |