CN111980987A - Connecting mechanism of hydraulic cylinder guide sleeve - Google Patents
Connecting mechanism of hydraulic cylinder guide sleeve Download PDFInfo
- Publication number
- CN111980987A CN111980987A CN202010904973.3A CN202010904973A CN111980987A CN 111980987 A CN111980987 A CN 111980987A CN 202010904973 A CN202010904973 A CN 202010904973A CN 111980987 A CN111980987 A CN 111980987A
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- China
- Prior art keywords
- guide sleeve
- hydraulic oil
- oil cylinder
- rod
- cylinder body
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1471—Guiding means other than in the end cap
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/14—Sealings between relatively-stationary surfaces by means of granular or plastic material, or fluid
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Actuator (AREA)
Abstract
The invention discloses a connecting mechanism of a hydraulic oil cylinder guide sleeve, which comprises a hydraulic oil cylinder body, an adjusting rod, a partition plate, an inner guide sleeve, a gap and a second fixing cavity, wherein the inner side of the hydraulic oil cylinder body is provided with the outer guide sleeve in a threaded manner, the outer side of the adjusting rod is sleeved with a cam, a fixing plate is arranged above the cam, the partition plate is fixed on the side wall of the hydraulic oil cylinder body outside the guide rod, the side wall of the hydraulic oil cylinder body outside the valve plate is provided with a first connecting cavity, the inner side of a first through hole is adhered with an air bag pad, the inner guide sleeve is installed on the inner side of the outer guide sleeve in a threaded manner, and a ball is embedded in. This coupling mechanism of hydraulic cylinder uide bushing, after the uide bushing is installed in hydraulic cylinder, realize sealed between uide bushing and the hydraulic cylinder through double-deck seal structure, avoid causing the phenomenon that the inside hydraulic oil of hydro-cylinder spills to can carry out simple adjustment operation to it according to the demand after the uide bushing installation.
Description
Technical Field
The invention relates to the technical field of hydraulic cylinders, in particular to a connecting mechanism of a guide sleeve of a hydraulic cylinder.
Background
The hydraulic cylinder is a part for converting hydraulic oil power into mechanical power to realize linear reciprocating motion, and the guide sleeve is one of essential components in the hydraulic cylinder and is used for installing the hydraulic rod and guiding the movement of the hydraulic rod, so that in the production process of the hydraulic cylinder, the requirement on the connecting structure of the guide sleeve is higher, for example, the novel hydraulic cylinder guide sleeve connecting structure with the publication number of CN201934419U mainly comprises a cylinder barrel, a guide sleeve and a spring retainer ring. The inner hole of the cylinder barrel is movably matched with the excircle of the guide sleeve by a cylindrical surface, the front end of the inner hole of the cylinder barrel is provided with an annular groove, the excircle of the guide sleeve is provided with a step with a transition fillet, and a spring retainer ring of a round-section steel wire is arranged between the annular groove of the cylinder barrel and the transition fillet of the step of the guide sleeve. The connecting structure realizes the same function as the known guide sleeve connecting structure, and ensures the established function of the oil cylinder. Meanwhile, the processing method has the beneficial effects of simple processing, low cost and small overall dimension. The novel hydraulic oil cylinder guide sleeve connecting structure still has the following defects in the connecting process:
1. the existing guide sleeves are installed inside the hydraulic oil cylinder body in a threaded manner, so that the sealing performance between the guide sleeves and the hydraulic oil cylinder body is poor in a long-time use process, hydraulic oil in the oil cylinder is easy to leak, and the working efficiency of the hydraulic oil cylinder is further influenced;
2. and traditional hydraulic cylinder uide bushing structure is too single, and the uide bushing after installing simultaneously is equipped with its locking structure, consequently is convenient inadequately to the adjustment of later stage to the uide bushing, has reduced uide bushing and hydraulic cylinder's life.
Aiming at the problems, innovative design is urgently needed on the basis of the original hydraulic oil cylinder guide sleeve connecting mechanism.
Disclosure of Invention
The invention aims to provide a connecting mechanism of a guide sleeve of a hydraulic oil cylinder, which aims to solve the problems that in the prior art, the sealing performance between the guide sleeve and a hydraulic oil cylinder body is poor in the long-time use process, hydraulic oil in the oil cylinder is easy to leak, the guide sleeve of the traditional hydraulic oil cylinder is too single in structure, and meanwhile, the guide sleeve after installation is provided with a locking structure, so that the guide sleeve is not convenient to adjust in the later period.
In order to achieve the purpose, the invention provides the following technical scheme: a connecting mechanism of a hydraulic oil cylinder guide sleeve comprises a hydraulic oil cylinder body, an adjusting rod, a partition plate, an inner guide sleeve, a gap and a second fixing cavity, wherein an outer guide sleeve is arranged on the inner side of the hydraulic oil cylinder body in a threaded manner, the adjusting rod penetrates through the side wall of the hydraulic oil cylinder body, a cam is sleeved on the outer side of the adjusting rod, a first fixing cavity is formed in the side wall of the hydraulic oil cylinder body outside the cam, a fixing plate is arranged above the cam, the upper end face of the fixing plate is connected with one end of a guide rod, the partition plate is fixed on the side wall of the hydraulic oil cylinder body outside the guide rod, the other end of the guide rod is connected with a valve plate, a first connecting cavity is formed in the side wall of the hydraulic oil cylinder body outside the valve plate, a first through hole is reserved in the hydraulic oil cylinder body on the side of the first connecting cavity, an air bag pad is pasted on the inner side, the utility model discloses a hydraulic oil cylinder, including the valve piece, the valve piece is connected with the valve piece, the inboard at outer uide bushing is installed to interior uide bushing screw thread, and leaves the space between the side of interior uide bushing and the outer uide bushing, the bottom of interior uide bushing is fixed with the connecting block, and has the fixed slot on the outer uide bushing of connecting block bottom, the lower terminal surface embedding of interior uide bushing is provided with the ball, and the below of ball is provided with the movable rod, the bottom of movable rod and the one end of adjusting a section of thick bamboo link to each other, and the other end activity of adjusting a section of thick bamboo is provided with the connecting rod, set up the fixed chamber of second in the outer uide bushing in the connecting rod outside, and the bottom of connecting rod is connected with the valve block, it has the second to connect the chamber to reserve in the outer uide bushing in the valve block.
Preferably, the length of the long end of the cam is larger than the distance between the adjusting rod and the fixing plate, and the fixing plate and the guide rod are vertically distributed.
Preferably, the guide rod and the partition plate form a sliding structure, and the edge of the valve plate at the end of the guide rod is tightly attached to the inner wall of the first connecting cavity.
Preferably, the gasbag pad all has the setting in first through-hole and second through-hole, and the gasbag pad is the rubber material to the length and width of gasbag pad equals the length and width of first spacing groove.
Preferably, the inner surface of the inner guide sleeve and the inner surface of the outer guide sleeve are in the same horizontal plane, and the thickness of the inner guide sleeve is greater than that of the connecting block.
Preferably, the gap is communicated with the fixing groove, and the width of the gap is smaller than the thickness of the connecting block.
Preferably, the movable rod and the adjusting cylinder are connected through a bearing, the movable rod and the adjusting cylinder are distributed on the outer guide sleeve at equal angles, and the adjusting cylinder and the outer guide sleeve form a lifting structure.
Preferably, the adjusting cylinder is in threaded connection with one end of the connecting rod, and the other end of the connecting rod is in sliding connection with the outer guide sleeve.
Preferably, the edge of the valve block is attached to the inner wall of the second connecting cavity, and the second connecting cavity is communicated with the second through hole.
Compared with the prior art, the invention has the beneficial effects that: according to the connecting mechanism of the guide sleeve of the hydraulic oil cylinder, after the guide sleeve is installed in the hydraulic oil cylinder, the guide sleeve and the hydraulic oil cylinder are sealed through a double-layer sealing structure, the phenomenon that hydraulic oil in the oil cylinder leaks out is avoided, and the guide sleeve can be simply adjusted according to requirements after being installed;
1. the cam can be driven to rotate through the rotation of the adjusting rod, and the guide rod is driven to slide upwards through the fixing plate, so that the gas in the first connecting cavity can be pushed to the first through hole through the valve plate, and the airbag cushion is pushed to a bulging state and is matched with the first limiting groove, and the sealing between the first layer of hydraulic oil cylinder body and the outer guide sleeve is realized;
2. when the outer guide sleeve is in threaded connection with the inner guide sleeve, the valve block can be driven to slide downwards through the movable rod, the adjusting cylinder and the connecting rod, so that gas in the second connecting cavity is pushed into the second through hole, the airbag cushion is driven to bulge to be matched with the second limiting groove, and sealing between the second layer of outer guide sleeve and the hydraulic oil cylinder body is realized;
3. after the phenomenon of lax appears in the gasbag pad, rotate the spacing length that changes the connecting rod at its inside of adjusting a section of thick bamboo through the valve piece, and can rotate between adjusting a section of thick bamboo and the movable rod, and then connect the initial height of intracavity to the valve piece at the second and adjust, just can realize the bloated again of gasbag pad and seal, increased seal structure's life.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a front view of the cam of the present invention;
FIG. 3 is a side view of the cam of the present invention;
FIG. 4 is a schematic cross-sectional view taken at A in FIG. 1 according to the present invention;
FIG. 5 is a schematic view of a front cross-sectional structure of an outer guide sleeve according to the present invention;
FIG. 6 is a schematic cross-sectional view taken at B in FIG. 5 according to the present invention;
fig. 7 is a schematic top view of the outer guide sleeve of the present invention.
In the figure: 1. a hydraulic cylinder block; 2. an outer guide sleeve; 3. adjusting a rod; 4. a cam; 5. a first fixed cavity; 6. a fixing plate; 7. a guide rod; 8. a partition plate; 9. a valve plate; 10. a first connection chamber; 11. a first through hole; 12. an airbag cushion; 13. a first limit groove; 14. an inner guide sleeve; 15. a void; 16. connecting blocks; 17. fixing grooves; 18. a ball bearing; 19. a movable rod; 20. an adjusting cylinder; 21. a connecting rod; 22. a second fixed cavity; 23. a valve block; 24. a second connection chamber; 25. a second through hole; 26. a second limit groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a connecting mechanism of a hydraulic oil cylinder guide sleeve comprises a hydraulic oil cylinder body 1, an outer guide sleeve 2, an adjusting rod 3, a cam 4, a first fixed cavity 5, a fixed plate 6, a guide rod 7, a partition plate 8, a valve plate 9, a first connecting cavity 10, a first through hole 11, an airbag cushion 12, a first limit groove 13, an inner guide sleeve 14, a gap 15, a connecting block 16, a fixed groove 17, a ball 18, a movable rod 19, an adjusting cylinder 20, a connecting rod 21, a second fixed cavity 22, a valve block 23, a second connecting cavity 24, a second through hole 25 and a second limit groove 26, wherein the outer guide sleeve 2 is arranged on the inner side thread of the hydraulic oil cylinder body 1, the adjusting rod 3 penetrates through the side wall of the hydraulic oil cylinder body 1, the cam 4 is sleeved on the outer side wall of the cam 4, the first fixed cavity 5 is arranged on the side wall of the hydraulic oil cylinder body 1, the fixed plate 6 is arranged above the cam 4, and the upper end face of the fixed plate 6 is connected with, a partition plate 8 is fixed on the side wall of the hydraulic oil cylinder body 1 outside the guide rod 7, the other end of the guide rod 7 is connected with a valve plate 9, a first connecting cavity 10 is arranged on the side wall of the hydraulic oil cylinder body 1 outside the valve plate 9, a first through hole 11 is reserved on the hydraulic oil cylinder body 1 at the side of the first connecting cavity 10, an air bag cushion 12 is adhered on the inner side of the first through hole 11, a first limit groove 13 is reserved on the outer guide sleeve 2 at the side of the air bag cushion 12, an inner guide sleeve 14 is installed at the inner side of the outer guide sleeve 2 in a threaded manner, a gap 15 is reserved between the side surface of the inner guide sleeve 14 and the outer guide sleeve 2, a connecting block 16 is fixed at the bottom of the inner guide sleeve 14, a fixing groove 17 is reserved on the outer guide sleeve 2 at the bottom of the connecting block 16, a ball 18 is embedded into the lower end surface of the inner guide sleeve 14, a movable rod 19 is arranged below the ball, a connecting rod 21 is movably arranged at the other end of the adjusting cylinder 20, a second fixing cavity 22 is formed in the outer guide sleeve 2 outside the connecting rod 21, the bottom of the connecting rod 21 is connected with a valve block 23, a second connecting cavity 24 is reserved in the outer guide sleeve 2 outside the valve block 23, a second through hole 25 is formed in the outer guide sleeve 2 on the side of the second connecting cavity 24, and a second limiting groove 26 is formed in the hydraulic oil cylinder body 1 on the side of the second through hole 25;
the length of the long end of the cam 4 is larger than the distance between the adjusting rod 3 and the fixing plate 6, the fixing plate 6 and the guide rod 7 are distributed in a mutually perpendicular mode, the guide rod 7 and the partition plate 8 form a sliding structure, the edge of a valve plate 9 at the end of the guide rod 7 is tightly attached to the inner wall of the first connecting cavity 10, the airbag cushion 12 is arranged in the first through hole 11 and the second through hole 25, the airbag cushion 12 is made of rubber, the length and the width of the airbag cushion 12 are equal to those of the first limiting groove 13, the cam 4 rotates to push the guide rod 7 to slide on the partition plate 8 through the fixing plate 6, further the valve plate 9 is driven to slide in the first connecting cavity 10, the gas in the airbag cushion can be pushed to the first through hole 11, and the airbag cushion 12 is in a bulging state and is clamped with the first limiting groove 13;
the inner surface of the inner guide sleeve 14 and the inner surface of the outer guide sleeve 2 are positioned on the same horizontal plane, the thickness of the inner guide sleeve 14 is larger than that of the connecting block 16, the gap 15 is communicated with the fixing groove 17, the width of the gap 15 is smaller than that of the connecting block 16, after the inner guide sleeve 14 is installed in the outer guide sleeve 2, the connecting block 16 is in contact with the fixing groove 17, the air in the inner guide sleeve can be pushed out through the gap 15, and further the installation of the inner guide sleeve 14 cannot be influenced;
the movable rod 19 is connected with the adjusting cylinder 20 through a bearing, the movable rod and the adjusting cylinder 20 are distributed on the outer guide sleeve 2 at equal angles, the adjusting cylinder 20 and the outer guide sleeve 2 form a lifting structure, one end of the adjusting cylinder 20 is connected with one end of the connecting rod 21 through a thread, the other end of the connecting rod 21 is connected with the outer guide sleeve 2 in a sliding manner, the edge of the valve block 23 is attached to the inner wall of the second connecting cavity 24, the second connecting cavity 24 is communicated with the second through hole 25, the inner guide sleeve 14 can drive the adjusting cylinder 20 to slide in the second fixing cavity 22 through the movable rod 19 when the outer guide sleeve 2 approaches, and drive the valve block 23 to slide in the second connecting cavity 24 through the connecting rod 21, so that the gas in the inner guide sleeve is pushed to the second through hole 25, and the airbag cushion 12 is expanded to be matched with the second limiting groove 26.
The working principle is as follows: when the connecting mechanism of the hydraulic oil cylinder guide sleeve is used, as shown in fig. 1-4, firstly, the outer guide sleeve 2 is installed in the hydraulic oil cylinder body 1 in a threaded manner, then the adjusting rod 3 drives the cam 4 to rotate, and further the fixing plate 6 pushes the guide rod 7 to slide on the partition plate 8, so that the valve plate 9 is driven to slide in the first connecting cavity 10, the gas in the valve plate can be pushed to the first through hole 11, and further the airbag cushion 12 is in a bulging state and is clamped with the first limiting groove 13, so that the first resealing between the hydraulic oil cylinder body 1 and the outer guide sleeve 2 can be realized;
as shown in fig. 5-6, the inner guide sleeve 14 is installed inside the outer guide sleeve 2 by screw threads, the connecting block 16 at the bottom of the inner guide sleeve 14 is in contact with the fixing groove 17, so that the air inside the inner guide sleeve can be pushed out through the gap 15, and further, the installation of the inner guide sleeve 14 is not affected, and the complete guide sleeve structure is formed by the arrangement of the inner guide sleeve 14 and the outer guide sleeve 2, so that the stability of the movement of the hydraulic rod in the later period can be ensured, when the inner guide sleeve 14 approaches the outer guide sleeve 2, the adjusting cylinder 20 can be driven by the movable rod 19 to slide in the second fixing cavity 22, and the valve block 23 is driven by the connecting rod 21 to slide in the second connecting cavity 24, so that the air inside the inner guide sleeve 14 is pushed to the second through hole 25, and the air bag cushion 12 is bulged to be matched with the second limiting groove 26, thereby realizing the second resealing between the outer guide sleeve 2 and the hydraulic oil cylinder body, thereby prolonging the service life of the hydraulic oil cylinder;
as shown in fig. 5 and 7, when the airbag cushion 12 is loosened after use, the inner guide sleeve 14 is detached from the outer guide sleeve 2, the adjusting cylinder 20 is rotated to limit the position of the valve block 23, the length of the connecting rod 21 in the adjusting cylinder 20 can be changed, and the initial height of the valve block 23 in the second connecting cavity 24 is adjusted, so that the airbag cushion 12 can be driven to bulge again after the inner guide sleeve 14 is installed, the service life of the airbag cushion is prolonged, and the sealing performance is ensured.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a coupling mechanism of hydraulic cylinder uide bushing, includes hydraulic cylinder body (1), regulation pole (3), division board (8), interior uide bushing (14), space (15) and the fixed chamber of second (22), its characterized in that: the inner side thread of the hydraulic oil cylinder body (1) is provided with an outer guide sleeve (2), the side wall of the hydraulic oil cylinder body (1) penetrates through an adjusting rod (3), the outer side of the adjusting rod (3) is sleeved with a cam (4), a first fixed cavity (5) is formed in the side wall of the hydraulic oil cylinder body (1) on the outer side of the cam (4), a fixing plate (6) is arranged above the cam (4), the upper end face of the fixing plate (6) is connected with one end of a guide rod (7), a partition plate (8) is fixed on the side wall of the hydraulic oil cylinder body (1) on the outer side of the guide rod (7), the other end of the guide rod (7) is connected with a valve plate (9), a first connecting cavity (10) is formed in the side wall of the hydraulic oil cylinder body (1) on the outer side of the valve plate (9), and a first through hole (11) is reserved in the hydraulic oil cylinder, the inner side of the first through hole (11) is pasted with an airbag cushion (12), a first limit groove (13) is reserved on an outer guide sleeve (2) on the side of the airbag cushion (12), an inner guide sleeve (14) is installed on the inner side of the outer guide sleeve (2) in a threaded manner, a gap (15) is reserved between the side face of the inner guide sleeve (14) and the outer guide sleeve (2), a connecting block (16) is fixed at the bottom of the inner guide sleeve (14), a fixing groove (17) is reserved on the outer guide sleeve (2) at the bottom of the connecting block (16), balls (18) are embedded into the lower end face of the inner guide sleeve (14), a movable rod (19) is arranged below the balls (18), the bottom of the movable rod (19) is connected with one end of an adjusting cylinder (20), a connecting rod (21) is movably arranged at the other end of the adjusting cylinder (20), a second fixing cavity (22) is formed in the outer guide sleeve (2) at the outer side of the connecting rod (21), and the bottom of connecting rod (21) is connected with valve block (23), it connects chamber (24) to reserve in outer guide sleeve (2) in valve block (23) outside, and has seted up second through-hole (25) on outer guide sleeve (2) of chamber (24) avris is connected to the second to be provided with second spacing groove (26) on hydraulic pressure hydro-cylinder body (1) of second through-hole (25) avris.
2. The connecting mechanism of the hydraulic oil cylinder guide sleeve as claimed in claim 1, characterized in that: the length of the long end of the cam (4) is larger than the distance between the adjusting rod (3) and the fixing plate (6), and the fixing plate (6) and the guide rod (7) are vertically distributed.
3. The connecting mechanism of the hydraulic oil cylinder guide sleeve as claimed in claim 1, characterized in that: the guide rod (7) and the partition plate (8) form a sliding structure, and the edge of the valve plate (9) at the end of the guide rod (7) is tightly attached to the inner wall of the first connecting cavity (10).
4. The connecting mechanism of the hydraulic oil cylinder guide sleeve as claimed in claim 1, characterized in that: gasbag pad (12) all have the setting in first through-hole (11) and second through-hole (25), and gasbag pad (12) are the rubber material to the length and width of gasbag pad (12) equals the length and width of first spacing groove (13).
5. The connecting mechanism of the hydraulic oil cylinder guide sleeve as claimed in claim 1, characterized in that: the inner surface of the inner guide sleeve (14) and the inner surface of the outer guide sleeve (2) are positioned on the same horizontal plane, and the thickness of the inner guide sleeve (14) is larger than that of the connecting block (16).
6. The connecting mechanism of the hydraulic oil cylinder guide sleeve as claimed in claim 1, characterized in that: the gap (15) is communicated with the fixing groove (17), and the width of the gap (15) is smaller than the thickness of the connecting block (16).
7. The connecting mechanism of the hydraulic oil cylinder guide sleeve as claimed in claim 1, characterized in that: the movable rod (19) is connected with the adjusting cylinder (20) through a bearing, the movable rod and the adjusting cylinder are distributed on the outer guide sleeve (2) at equal angles, and the adjusting cylinder (20) and the outer guide sleeve (2) form a lifting structure.
8. The connecting mechanism of the hydraulic oil cylinder guide sleeve as claimed in claim 1, characterized in that: the adjusting cylinder (20) is in threaded connection with one end of the connecting rod (21), and the other end of the connecting rod (21) is in sliding connection with the outer guide sleeve (2).
9. The connecting mechanism of the hydraulic oil cylinder guide sleeve as claimed in claim 1, characterized in that: the edge of the valve block (23) is attached to the inner wall of the second connecting cavity (24), and the second connecting cavity (24) is communicated with the second through hole (25).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010904973.3A CN111980987A (en) | 2020-09-01 | 2020-09-01 | Connecting mechanism of hydraulic cylinder guide sleeve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010904973.3A CN111980987A (en) | 2020-09-01 | 2020-09-01 | Connecting mechanism of hydraulic cylinder guide sleeve |
Publications (1)
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CN111980987A true CN111980987A (en) | 2020-11-24 |
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ID=73448354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202010904973.3A Withdrawn CN111980987A (en) | 2020-09-01 | 2020-09-01 | Connecting mechanism of hydraulic cylinder guide sleeve |
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CN (1) | CN111980987A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113431507A (en) * | 2021-07-31 | 2021-09-24 | 焦作市恒利水文地质工程有限责任公司 | Hydraulic built-in reducing joint |
CN113445935A (en) * | 2021-07-31 | 2021-09-28 | 焦作市恒利水文地质工程有限责任公司 | Hydraulic rear-mounted reducing joint |
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DE102013212224A1 (en) * | 2013-06-26 | 2014-12-31 | Robert Bosch Gmbh | Hydraulic cylinder with piston rod |
CN104500496A (en) * | 2014-12-16 | 2015-04-08 | 中煤北京煤矿机械有限责任公司 | Three-section four-piece split guide sleeve structure for oil cylinder |
CN209146030U (en) * | 2018-11-02 | 2019-07-23 | 大连华东液压件有限公司 | A kind of guide sleeve for hydraulic oil cylinder |
CN209245259U (en) * | 2018-11-13 | 2019-08-13 | 青岛德鲁斯密封技术有限公司 | A kind of inflatable self-regulated integer sealing ring |
CN209540047U (en) * | 2018-12-27 | 2019-10-25 | 浙江迦南科技股份有限公司 | Sealing structure between a kind of flange |
CN210949362U (en) * | 2019-09-20 | 2020-07-07 | 韶关市冠华机械有限公司 | Hydraulic cylinder uide bushing that positioning accuracy is high |
-
2020
- 2020-09-01 CN CN202010904973.3A patent/CN111980987A/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102013212224A1 (en) * | 2013-06-26 | 2014-12-31 | Robert Bosch Gmbh | Hydraulic cylinder with piston rod |
CN104500496A (en) * | 2014-12-16 | 2015-04-08 | 中煤北京煤矿机械有限责任公司 | Three-section four-piece split guide sleeve structure for oil cylinder |
CN209146030U (en) * | 2018-11-02 | 2019-07-23 | 大连华东液压件有限公司 | A kind of guide sleeve for hydraulic oil cylinder |
CN209245259U (en) * | 2018-11-13 | 2019-08-13 | 青岛德鲁斯密封技术有限公司 | A kind of inflatable self-regulated integer sealing ring |
CN209540047U (en) * | 2018-12-27 | 2019-10-25 | 浙江迦南科技股份有限公司 | Sealing structure between a kind of flange |
CN210949362U (en) * | 2019-09-20 | 2020-07-07 | 韶关市冠华机械有限公司 | Hydraulic cylinder uide bushing that positioning accuracy is high |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113431507A (en) * | 2021-07-31 | 2021-09-24 | 焦作市恒利水文地质工程有限责任公司 | Hydraulic built-in reducing joint |
CN113445935A (en) * | 2021-07-31 | 2021-09-28 | 焦作市恒利水文地质工程有限责任公司 | Hydraulic rear-mounted reducing joint |
CN113431507B (en) * | 2021-07-31 | 2023-10-20 | 焦作市恒利水文地质工程有限责任公司 | Hydraulic built-in reducing joint |
CN113445935B (en) * | 2021-07-31 | 2023-10-24 | 焦作市恒利水文地质工程有限责任公司 | Hydraulic rear-mounted reducing joint |
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Application publication date: 20201124 |