CN210732174U - Intraductal tensioning actuating mechanism with adjustable water under high pressure autogiration is flexible - Google Patents
Intraductal tensioning actuating mechanism with adjustable water under high pressure autogiration is flexible Download PDFInfo
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- CN210732174U CN210732174U CN201921629436.1U CN201921629436U CN210732174U CN 210732174 U CN210732174 U CN 210732174U CN 201921629436 U CN201921629436 U CN 201921629436U CN 210732174 U CN210732174 U CN 210732174U
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Abstract
A high-pressure water automatic rotation telescopic adjustable in-pipe tensioning actuating mechanism is characterized in that a rack is formed by fastening a fixing plate and four cylindrical guide rod screws; the tensioning mechanism is formed by mutually hinging a fixed slide block, a driven slide block, a driving slide block and a connecting rod mechanism; the hydraulic motor driving assembly consists of a hydraulic station, a main push oil cylinder, a hydraulic motor and a planetary reducer; the telescopic actuating mechanism consists of a hydraulic cylinder with measuring range, an oil cylinder rod guide mechanism, an oil cylinder rod, a high-pressure nozzle, a spring adjustable mechanism, a fixed roller protection mechanism and a cage sleeve; the fixed end of the main push oil cylinder is fixed on a fixed plate of the frame; the fixed sliding block is fixed at the other end of the rack, and the hydraulic motor driving assembly penetrates through the fixed sliding block; the hydraulic motor drives the rotary telescopic actuating mechanism to integrally rotate through the planetary reducer; the hydraulic cylinder with the measuring range drives the high-pressure nozzle to stretch and contract, so that the cutting device is suitable for cutting steel pipes; the advantages are that: the steel pipe cutting machine is convenient to construct, suitable for irregular steel pipe cutting, simple in structure, safe to operate, long in service life and the like.
Description
Technical Field
The utility model belongs to the mechanical equipment field, concretely relates to intraductal tensioning actuating mechanism with adjustable water under high pressure autogiration is flexible.
Background
The underwater cutting of a foundation pile pipe, a water-resisting sleeve and a Christmas tree at the lower part of an offshore fixed platform is difficult for offshore structure dismantling construction, the cutting position of a steel pipe is 4 meters below a mud surface, the cutting depth is deep, the inner diameter of the pipe is oval, a welding line is formed, barriers such as water, mud and the like exist on the inner wall, and the cutting device is difficult to be positioned to the corresponding cutting position, so that the development of the adjustable telescopic special cutting device is necessary.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to avoid prior art not enough and provide a intraductal tensioning actuating mechanism with adjustable water under high pressure autogiration is flexible.
The technical scheme of the utility model is that: a high-pressure water automatic rotation telescopic adjustable in-pipe tensioning actuating mechanism comprises a rack, a tensioning mechanism, a hydraulic motor driving assembly and a telescopic actuating mechanism, wherein the rack is formed by fastening a fixing plate and four cylindrical guide rod screws; the tensioning mechanism is formed by mutually hinging a fixed slide block, a driven slide block, a driving slide block and a connecting rod mechanism; the hydraulic motor driving assembly consists of a hydraulic station, a main push oil cylinder, a hydraulic motor and a planetary reducer; the telescopic actuating mechanism consists of a hydraulic cylinder with measuring range, an oil cylinder rod guide mechanism, an oil cylinder rod, a high-pressure nozzle, a spring adjustable mechanism, a fixed roller protection mechanism and a cage sleeve; the fixed end of the main push oil cylinder is fixed on a fixed plate of the frame, and the piston end is fixedly connected with the driving slide block; the fixed sliding block is fixed at the other end of the rack, and the hydraulic motor driving assembly penetrates through the fixed sliding block; the hydraulic motor drives the rotary telescopic actuating mechanism to integrally rotate through the planetary reducer; the hydraulic cylinder with the measuring range drives the high-pressure nozzle to stretch and retract, so that the device is suitable for cutting steel pipes.
The hydraulic station respectively provides power for the main push oil cylinder, the hydraulic motor driving assembly and the hydraulic cylinder with the measuring range.
The connecting rod mechanism comprises ten connecting rods which are respectively connected with the driving slide block, the driven slide block and the fixed slide block to form two octagonal structures; the two octagonal structures are hinged with each other into a whole.
The oil cylinder rod guide mechanism fixes the oil cylinder rod and the high-pressure nozzle.
The rear end of the high-pressure nozzle is provided with a spring adjustable mechanism, and the spring adjustable mechanism consists of four springs and guide posts, so that the high-pressure nozzle can stretch back and forth along the inner wall of the steel pipe for fine adjustment.
The fixed roller protection mechanism is arranged at the front end of the high-pressure nozzle.
And a cage sleeve is fixed on the outer side of the telescopic actuating mechanism.
Compared with the prior art, the utility model has the advantages that: the utility model discloses a cutting that high pressure water abrasive material efflux cutting technique carried out the steel pipe, straining device is parallelogram link mechanism, and cutting nozzle fixes at rotatory telescopic actuating mechanism construction convenience, is applicable to anomalous steel pipe cutting, simple structure, and operation safety, the suitability is strong, long service life etc..
Drawings
Fig. 1 is a schematic structural diagram of the tensioning mechanism of the present invention.
Fig. 2 is a schematic structural view of the rotary telescopic actuator of the present invention.
In the figure: 1. a main push oil cylinder; 2. a frame; 3. an active slider; 4. a passive slider; 5. a parallelogram linkage mechanism; 6. a hydraulic motor drive assembly; 7. fixing the sliding block; 8. a telescopic actuator; 9. a steel pipe; 10. a stroke-measuring oil cylinder; 11. a cylinder rod guide mechanism; 12. a spring adjustable mechanism; 13. fixing a roller protection mechanism; 14. a high pressure nozzle; 15. a cage sleeve; 16. a connecting rod; 17. a fixing plate; 18. a cylinder rod.
Detailed Description
The technical solution of the present invention is completely and clearly described below with reference to the drawings of the present invention.
A high-pressure water automatic rotation telescopic adjustable in-pipe tensioning actuating mechanism comprises a rack 2, a tensioning mechanism, a hydraulic motor driving assembly 6 and a telescopic actuating mechanism 8, wherein the rack 2 is formed by fastening a fixing plate 17 and four cylindrical guide rod screws; the tensioning mechanism is formed by mutually hinging a fixed slide block 7, a driven slide block 4, a driving slide block 3 and a connecting rod mechanism 5; the hydraulic motor driving assembly 6 consists of a hydraulic station, a main push oil cylinder 1, a hydraulic motor and a planetary reducer; the telescopic actuating mechanism 8 consists of a hydraulic cylinder 10 with a measuring range, an oil cylinder rod guide mechanism 11, an oil cylinder rod 18, a high-pressure nozzle 14, a spring adjustable mechanism 12, a fixed roller protection mechanism 13 and a cage sleeve 15; the fixed end of the main push oil cylinder 1 is fixed on a fixed plate 17 of the frame 2, and the piston end is fixedly connected with the driving slide block 3; the fixed sliding block 7 is fixed at the other end of the frame 2, and the hydraulic motor driving assembly 6 penetrates through the fixed sliding block 7; the hydraulic motor drives the rotary telescopic actuating mechanism 8 to integrally rotate through the planetary reducer; the hydraulic cylinder 10 with the measuring range drives the high-pressure nozzle 14 to stretch and contract, and is suitable for cutting the steel pipe 9.
The hydraulic station respectively provides power for the main push oil cylinder 1, the hydraulic motor driving assembly 6 and the hydraulic cylinder 10 with a stroke.
The connecting rod mechanism 5 comprises ten connecting rods 16 which are respectively connected with the driving slide block 3, the driven slide block 4 and the fixed slide block 7 to form two octagonal structures; the two octagonal structures are hinged with each other into a whole.
The cylinder rod guide mechanism 11 fixes the cylinder rod 18 and the high-pressure nozzle 14.
The rear end of the high-pressure nozzle 14 is provided with a spring adjustable mechanism 12, and the spring adjustable mechanism 12 consists of four springs and guide posts, so that the high-pressure nozzle 14 can stretch back and forth along the inner wall of the steel pipe 9 for fine adjustment.
The fixed roller protection mechanism 13 is arranged at the front end of the high-pressure nozzle 14.
And a cage sleeve 15 is fixed on the outer side of the telescopic actuating mechanism 8.
The hydraulic station provides power for the main push oil cylinder 1, the main push oil cylinder 1 stretches back and forth to drive the driving slide block 3 to slide up and down along the rack 2, so that the driven slide block 4 is driven to slide up and down, and the driving slide block 3 and the driven slide block 4 together drive the parallelogram link mechanism 5 to stretch and retract to achieve the tensioning purpose.
The hydraulic station provides power for the hydraulic motor driving assembly 6, and the hydraulic motor drives the rotary telescopic actuating mechanism 8 to integrally rotate by two-stage speed reduction to actual cutting speed through the planetary reducer.
The hydraulic station provides power for the belt stroke oil cylinder 10, and the belt stroke oil cylinder 10 drives the high-pressure nozzle 14 to stretch and contract to adapt to different diameter specifications of the cut steel pipe 9; the cylinder rod guide mechanism 11 prevents the cylinder rod 18 and the high-pressure nozzle 14 from rotating; the spring adjustable mechanism 12 consists of four springs and guide posts, and the high-pressure nozzle 14 can stretch back and forth along the inner wall of the steel pipe 9 to perform fine adjustment when touching a welding seam, a cement barrier and the like; the fixed roller protection mechanism 13 protects the high-pressure nozzle 14 from being damaged by the inner wall of the steel pipe 9 and obstacles and always keeps a 3mm cutting gap with the inner wall of the steel pipe 9; the cage 15 can integrally protect the nozzle and the telescopic actuating mechanism from being damaged by the inner wall of the steel pipe 9 and obstacles.
Claims (7)
1. The utility model provides a intraductal tensioning actuating mechanism with adjustable high pressure water autogiration is flexible, includes frame (2), straining device, hydraulic motor drive assembly (6) and flexible actuating mechanism (8), its characterized in that: the frame (2) is formed by fastening a fixed plate (17) and four cylindrical guide rod screws; the tensioning mechanism is formed by mutually hinging a fixed slide block (7), a driven slide block (4), a driving slide block (3) and a connecting rod mechanism (5); the hydraulic motor driving assembly (6) consists of a hydraulic station, a main push oil cylinder (1), a hydraulic motor and a planetary reducer; the telescopic actuating mechanism (8) consists of a hydraulic cylinder (10) with a measuring range, an oil cylinder rod guide mechanism (11), an oil cylinder rod (18), a high-pressure nozzle (14), a spring adjustable mechanism (12), a fixed roller protection mechanism (13) and a cage sleeve (15); the fixed end of the main push oil cylinder (1) is fixed on a fixed plate (17) of the frame (2), and the piston end is fixedly connected with the driving slide block (3); the fixed sliding block (7) is fixed at the other end of the rack (2), and the hydraulic motor driving assembly (6) penetrates through the fixed sliding block (7); the hydraulic motor drives the rotary telescopic actuating mechanism (8) to integrally rotate through the planetary reducer; the hydraulic cylinder (10) with the measuring range drives the high-pressure nozzle (14) to stretch and retract, so that the cutting device is suitable for cutting the steel pipe (9).
2. The high-pressure water automatic rotation telescopic adjustable in-pipe tensioning actuating mechanism of claim 1, characterized in that: the hydraulic station respectively provides power for the main push oil cylinder (1), the hydraulic motor driving assembly (6) and the hydraulic cylinder (10) with the measuring range.
3. The high-pressure water automatic rotation telescopic adjustable in-pipe tensioning actuating mechanism of claim 1, characterized in that: the connecting rod mechanism (5) comprises ten connecting rods (16) which are respectively connected with the driving sliding block (3), the driven sliding block (4) and the fixed sliding block (7) to form two octagonal structures; the two octagonal structures are hinged with each other into a whole.
4. The high-pressure water automatic rotation telescopic adjustable in-pipe tensioning actuating mechanism of claim 1, characterized in that: the oil cylinder rod guide mechanism (11) is used for fixing the oil cylinder rod (18) and the high-pressure nozzle (14).
5. The high-pressure water automatic rotation telescopic adjustable in-pipe tensioning actuating mechanism of claim 1, characterized in that: the rear end of the high-pressure nozzle (14) is provided with a spring adjustable mechanism (12), the spring adjustable mechanism (12) consists of four springs and guide posts, and the high-pressure nozzle (14) stretches back and forth along the inner wall of the steel pipe (9) to perform fine adjustment.
6. The high-pressure water automatic rotation telescopic adjustable in-pipe tensioning actuating mechanism of claim 1, characterized in that: the fixed roller protection mechanism (13) is arranged at the front end of the high-pressure nozzle (14).
7. The high-pressure water automatic rotation telescopic adjustable in-pipe tensioning actuating mechanism of claim 1, characterized in that: a cage sleeve (15) is fixed on the outer side of the telescopic actuating mechanism (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921629436.1U CN210732174U (en) | 2019-09-27 | 2019-09-27 | Intraductal tensioning actuating mechanism with adjustable water under high pressure autogiration is flexible |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921629436.1U CN210732174U (en) | 2019-09-27 | 2019-09-27 | Intraductal tensioning actuating mechanism with adjustable water under high pressure autogiration is flexible |
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| CN210732174U true CN210732174U (en) | 2020-06-12 |
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| CN201921629436.1U Active CN210732174U (en) | 2019-09-27 | 2019-09-27 | Intraductal tensioning actuating mechanism with adjustable water under high pressure autogiration is flexible |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110625531A (en) * | 2019-09-27 | 2019-12-31 | 中石化石油工程技术服务有限公司 | Intraductal tensioning actuating mechanism with adjustable water under high pressure autogiration is flexible |
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2019
- 2019-09-27 CN CN201921629436.1U patent/CN210732174U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110625531A (en) * | 2019-09-27 | 2019-12-31 | 中石化石油工程技术服务有限公司 | Intraductal tensioning actuating mechanism with adjustable water under high pressure autogiration is flexible |
| CN110625531B (en) * | 2019-09-27 | 2024-07-26 | 中石化石油工程技术服务有限公司 | Tensioning actuating mechanism in high-pressure water automatic rotation telescopic adjustable pipe |
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