CN115750514A - Rotary and telescopic integrated hydraulic cylinder - Google Patents
Rotary and telescopic integrated hydraulic cylinder Download PDFInfo
- Publication number
- CN115750514A CN115750514A CN202211320571.4A CN202211320571A CN115750514A CN 115750514 A CN115750514 A CN 115750514A CN 202211320571 A CN202211320571 A CN 202211320571A CN 115750514 A CN115750514 A CN 115750514A
- Authority
- CN
- China
- Prior art keywords
- cavity
- rotary
- sliding
- cylinder
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Actuator (AREA)
Abstract
The invention discloses a rotary and telescopic integrated hydraulic cylinder which comprises a cylinder body, wherein a cylinder cover is fixedly connected to the top of the cylinder body, a cylinder seat is fixedly connected to the top of the cylinder body, a telescopic piston moving assembly is arranged in the cylinder body, a partition plate is pushed to rotate anticlockwise when hydraulic oil is injected into a cavity a, so that the rotary rod is driven to rotate, the piston rod is driven to rotate by utilizing the connection relation between the rotary rod and the piston rod, when the hydraulic oil is injected into a cavity b, the hydraulic oil in the cavity a is discharged at the moment, so that the partition plate is driven to rotate clockwise, the piston rod is driven to rotate by the structure, other external power equipment is not required to be additionally arranged for driving the piston rod to rotate, and the structure can utilize the hydraulic oil injected into a sliding oil cavity to be introduced into a rotating oil cavity through a pipeline, so that the cost can be further reduced.
Description
Technical Field
The invention relates to the technical field of hydraulic cylinders, in particular to a rotary and telescopic integrated hydraulic cylinder.
Background
The hydraulic cylinder is a common device, is a hydraulic actuating element for converting hydraulic energy into mechanical energy, can omit a speed reducer when realizing reciprocating motion, has no transmission clearance, moves stably, and is widely applied to hydraulic systems of various machines. The movement of the hydraulic cylinder is linear, and the driven external component also moves linearly.
In the actual working process, a plurality of external components driven by the hydraulic cylinder need linear strokes and certain rotation angles, but the hydraulic cylinder cannot rotate, at present, the generally adopted method is to realize the rotation of the hydraulic cylinder by additionally arranging rotating equipment to further drive the rotation of the external components, but the mode is complex in structure, high in cost and poor in stability, and therefore the hydraulic cylinder integrating rotation and stretching is needed.
Disclosure of Invention
The invention aims to provide a rotary and telescopic integrated hydraulic cylinder, wherein when hydraulic oil is injected into a cavity a, a partition plate is pushed to rotate anticlockwise so as to drive a rotating rod to rotate, the piston rod is driven to rotate by utilizing the connection relation between the rotating rod and the piston rod, and when the hydraulic oil is injected into a cavity b, the hydraulic oil in the cavity a is discharged so as to drive the partition plate to rotate clockwise.
The purpose of the invention can be realized by the following technical scheme:
a rotary and telescopic integrated hydraulic cylinder comprises a cylinder body, wherein a cylinder cover is fixedly connected to the top of the cylinder body, a cylinder seat is fixedly connected to the top of the cylinder body, a telescopic piston moving assembly is arranged inside the cylinder body, and a rotary assembly is arranged inside the cylinder seat;
the rotary component comprises a rotary oil cavity arranged in the cylinder seat, the inside of the rotary oil cavity is provided with a rotary rod used for driving the piston moving component to rotate, the outer surface of the rotary rod is fixedly connected with a fixed ring sleeve, the surface of the fixed ring sleeve is fixedly connected with a partition plate, the two sides of the inner cavity of the rotary oil cavity are respectively penetrated and provided with a through hole, one side of the inner wall of the rotary oil cavity is fixedly connected with a sealing plate, and one side of the sealing plate is connected with the outer surface of the fixed ring sleeve in a sliding mode.
As a further scheme of the invention: and the two sides of the inner wall of the rotating oil cavity and one side of the through hole are fixedly connected with a blocking block, and the outer surface of the through hole is communicated with a connecting piece.
As a further scheme of the invention: and a cavity a is formed between one side of the sealing plate opposite to the blocking block, and a cavity b is formed between the other side of the sealing plate and the other side of the blocking block.
As a further scheme of the invention: the piston removes the subassembly including running through the piston rod of cylinder body, cylinder cap and jar seat and be located the slip oil pocket in the cylinder body, the fixed surface of piston rod is connected with the piston block, the surface of piston block and the internal surface sliding connection who slides the oil pocket, the first hydraulic fluid port with the slip oil pocket intercommunication is seted up to one side of cylinder cap, the second hydraulic fluid port with the slip oil pocket intercommunication is seted up to one side of jar seat.
As a further scheme of the invention: the inside of jar seat and the surface that is located the dwang are provided with the separation sealing washer that is used for the separation hydraulic oil.
As a further scheme of the invention: the bottom of piston rod has seted up the slip chamber, the internal surface in slip chamber and the surface sliding connection of dwang.
As a further scheme of the invention: a plurality of sliding tray has been seted up to the surface of dwang, the internal surface fixed connection in sliding chamber has a plurality of slide bar, the surface of slide bar and the internal surface sliding connection of sliding tray.
As a further scheme of the invention: the inside of piston rod just is located the surface cover of dwang and is equipped with the sealing ring that is used for the separation hydraulic oil.
The invention has the beneficial effects that:
(1) According to the invention, the rotating oil cavity is formed in the cylinder seat, the rotating rod is arranged in the rotating oil cavity, the dividing plate fixed on the fixed ring sleeve and the sealing plate fixed on the inner wall of the rotating oil cavity are matched, so that the cavity a and the cavity b are formed in the rotating oil cavity, when hydraulic oil is injected into the cavity a, the dividing plate is pushed to rotate anticlockwise so as to drive the rotating rod to rotate, the piston rod is driven to rotate by utilizing the connection relation between the rotating rod and the piston rod, when the hydraulic oil is injected into the cavity b, the hydraulic oil in the cavity a is discharged at the moment so as to drive the dividing plate to rotate clockwise, the piston rod is driven to rotate by the structure, other external power equipment is not required to be additionally arranged for driving the piston rod to rotate, and the structure can utilize the hydraulic oil injected into the sliding oil cavity to be introduced into the rotating oil cavity through a pipeline, so that the cost can be further reduced.
(2) According to the invention, the sliding cavity is formed in the bottom end of the piston rod, the sliding strip is arranged in the sliding cavity, and the sliding strip is matched with the sufficiently long sliding groove in the rotating rod, so that the sliding of the piston rod cannot be influenced when the rotating rod moves.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the internal structure of a hydraulic cylinder according to the present invention;
FIG. 2 is a sectional plan view of a part of the cylinder block according to the present invention;
fig. 3 is a schematic view of the internal structure of the piston rod of the present invention.
In the figure: 1. a cylinder body; 2. a cylinder cover; 3. a cylinder base; 4. a piston moving assembly; 41. a first oil port; 42. a second oil port; 43. a sliding oil chamber; 44. a piston rod; 45. a piston block; 5. a rotating assembly; 51. rotating the oil chamber; 52. rotating the rod; 53. fixing the loop; 54. a through hole; 55. dividing the plate; 56. sealing plates; 57. a barrier block; 58. a connecting member; 6. blocking the sealing ring; 7. a sliding cavity; 8. a seal ring; 9. a sliding groove; 10. a slide bar.
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. 1-3, the invention relates to a rotary and telescopic integrated hydraulic cylinder, which comprises a cylinder body 1, wherein a cylinder cover 2 is fixedly connected to the top of the cylinder body 1, a cylinder base 3 is fixedly connected to the top of the cylinder body 1, a telescopic piston moving assembly 4 is arranged in the cylinder body 1, and a rotary assembly 5 is arranged in the cylinder base 3;
the rotating component 5 is including being located the rotation oil chamber 51 that sets up in the cylinder block 3, the inside of rotating oil chamber 51 is provided with and is used for driving piston moving component 4 and carries out pivoted dwang 52, the outer fixed surface of dwang 52 is connected with fixed ring cover 53, fixed surface of fixed ring cover 53 is connected with partition plate 55, one side fixedly connected with closing plate 56 of rotating oil chamber 51 inner wall, the inner chamber of rotating oil chamber 51 and the both sides that are located closing plate 56 all run through and have seted up through hole 54, and the distance between two through holes 54 is the less, and the rotatable angle of piston moving component 4 is big more, one side of closing plate 56 and fixed ring cover 53's surface sliding connection.
And blocking blocks 57 are fixedly connected to two sides of the inner wall of the rotating oil cavity 51 and one side of the through hole 54, the outer surface of the through hole 54 is communicated with a connecting piece 58, and the connecting piece 58 is used for being communicated with an external hydraulic oil pipeline.
A cavity a is formed between the opposite sides of the sealing plate 56 and the blocking block 57, and a cavity b is formed between the other side of the sealing plate 56 and the other side of the blocking block 57, so that when the space of the cavity a is increased, the space of the cavity b is reduced.
Piston removes subassembly 4 including the piston rod 44 that runs through cylinder body 1, cylinder cap 2 and cylinder block 3 and be located the slip oil pocket 43 of cylinder body 1, the outer fixed surface of piston rod 44 is connected with piston block 45, the surface of piston block 45 and the internal surface sliding connection who slides oil pocket 43, the first hydraulic fluid port 41 with the intercommunication of slip oil pocket 43 is seted up to one side of cylinder cap 2, the second hydraulic fluid port 42 with the intercommunication of slip oil pocket 43 is seted up to one side of cylinder block 3.
The inside of jar seat 3 and the surface that is located dwang 52 are provided with the separation sealing washer 6 that is used for the separation hydraulic oil, prevent that the hydraulic oil in the sliding oil chamber 43 and the hydraulic oil in the rotating oil chamber 51 from producing the convection current, sliding chamber 7 has been seted up to the bottom of piston rod 44, sliding chamber 7's internal surface and dwang 52's surface sliding connection.
A plurality of sliding tray 9 has been seted up to the surface of dwang 52, the internal surface fixed connection of sliding chamber 7 has a plurality of slide bar 10, the surface of slide bar 10 and the internal surface sliding connection of sliding tray 9.
The inside of the piston rod 44 and the outer surface of the rotating rod 52 are sleeved with a sealing ring 8 for blocking hydraulic oil.
The working principle of the invention is as follows: first, the first oil port 41 and the second oil port 42 in the piston moving assembly 4 and the connecting member 58 in the rotating assembly 5 are communicated with an external hydraulic oil pipeline, when the hydraulic cylinder is required to be extended, hydraulic oil is pumped into the second oil port 42 through an external oil pump, the hydraulic oil enters the sliding oil cavity 43 from the second oil port 42 and is located below the piston block 45, so as to push the piston block 45 to move upwards, at the moment, the rotating rod 52 slides in the sliding cavity 7, the sliding groove 9 slides in the sliding strip 10, so as to push the piston rod 44 upwards, when the hydraulic cylinder is required to be shortened, hydraulic oil is injected into the first oil port 41, the hydraulic oil enters the sliding oil cavity 43 from the first oil port 41 and is located above the piston block 45, and at the moment, the hydraulic oil below the piston block 45 flows out through the second oil port 42, when the piston rod 44 needs to rotate, firstly, hydraulic oil is injected into the through hole 54 through the connecting piece 58 on one side and flows into the cavity a, because the injected hydraulic oil is larger than the volume of the cavity a, the partition plate 55 on the fixed ring sleeve 53 slides in the rotating oil cavity 51, the rotating rod 52 drives the piston rod 44 to rotate under the matching relationship of the sliding groove 9 and the sliding strip 10, at the moment, the volume of the cavity b is reduced, when the piston rod 44 needs to be reversed, hydraulic oil is injected into the cavity b through the through hole 54 on the other side, so that the space of the cavity a is reduced, the partition plate 55 at the moment rotates reversely, the fixed ring sleeve 53 is driven to drive the rotating rod 52 to rotate reversely, and the piston rod 44 is further driven to rotate reversely.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (8)
1. A rotary and telescopic integrated hydraulic cylinder comprises a cylinder body (1), wherein a cylinder cover (2) is fixedly connected to the top of the cylinder body (1), and a cylinder base (3) is fixedly connected to the top of the cylinder body (1), and is characterized in that a telescopic piston moving assembly (4) is arranged in the cylinder body (1), and a rotating assembly (5) is arranged in the cylinder base (3);
the rotary component (5) comprises a rotary oil cavity (51) arranged in a cylinder seat (3) and arranged in a rotating manner, a rotating rod (52) used for driving a piston moving component (4) to rotate is arranged in the rotary oil cavity (51), a fixed ring sleeve (53) is fixedly connected to the outer surface of the rotating rod (52), a partition plate (55) is fixedly connected to the surface of the fixed ring sleeve (53), through holes (54) are formed in both sides of the inner cavity of the rotary oil cavity (51) in a penetrating manner, a sealing plate (56) is fixedly connected to one side of the inner wall of the rotary oil cavity (51), and one side of the sealing plate (56) is connected with the outer surface of the fixed ring sleeve (53) in a sliding manner.
2. A rotary-telescopic integrated hydraulic cylinder according to claim 1, wherein a blocking block (57) is fixedly connected to two sides of the inner wall of the rotary oil chamber (51) and one side of the through hole (54), and a connecting piece (58) is communicated with the outer surface of the through hole (54).
3. A rotary telescopic integrated hydraulic cylinder according to claim 1, wherein a cavity a is formed between the sealing plate (56) and the opposite side of the blocking block (57), and a cavity b is formed between the other side of the sealing plate (56) and the other side of the blocking block (57).
4. The rotary telescopic integrated hydraulic cylinder as claimed in claim 1, wherein the piston moving assembly (4) comprises a piston rod (44) penetrating through the cylinder body (1), the cylinder cover (2) and the cylinder base (3) and a sliding oil cavity (43) located in the cylinder body (1), a piston block (45) is fixedly connected to the outer surface of the piston rod (44), the outer surface of the piston block (45) is slidably connected with the inner surface of the sliding oil cavity (43), a first oil port (41) communicated with the sliding oil cavity (43) is formed in one side of the cylinder cover (2), and a second oil port (42) communicated with the sliding oil cavity (43) is formed in one side of the cylinder base (3).
5. A rotary telescopic integrated hydraulic cylinder according to claim 1, characterized in that a blocking sealing ring (6) for blocking hydraulic oil is arranged inside the cylinder base (3) and on the outer surface of the rotating rod (52).
6. A rotary and telescopic integrated hydraulic cylinder according to claim 4, wherein a sliding cavity (7) is formed in the bottom end of the piston rod (44), and the inner surface of the sliding cavity (7) is in sliding connection with the outer surface of the rotating rod (52).
7. The rotary telescopic integrated hydraulic cylinder according to claim 6, wherein a plurality of sliding grooves (9) are formed in the outer surface of the rotating rod (52), a plurality of sliding strips (10) are fixedly connected to the inner surface of the sliding cavity (7), and the outer surface of each sliding strip (10) is slidably connected with the inner surface of each sliding groove (9).
8. A rotary and telescopic integrated hydraulic cylinder according to claim 4, characterized in that a sealing ring (8) for blocking hydraulic oil is sleeved inside the piston rod (44) and on the outer surface of the rotating rod (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211320571.4A CN115750514A (en) | 2022-10-26 | 2022-10-26 | Rotary and telescopic integrated hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211320571.4A CN115750514A (en) | 2022-10-26 | 2022-10-26 | Rotary and telescopic integrated hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115750514A true CN115750514A (en) | 2023-03-07 |
Family
ID=85353435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211320571.4A Pending CN115750514A (en) | 2022-10-26 | 2022-10-26 | Rotary and telescopic integrated hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115750514A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115949642A (en) * | 2023-03-13 | 2023-04-11 | 烟台星辉劳斯堡液压机械有限公司 | Telescopic rotary hydraulic cylinder |
-
2022
- 2022-10-26 CN CN202211320571.4A patent/CN115750514A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115949642A (en) * | 2023-03-13 | 2023-04-11 | 烟台星辉劳斯堡液压机械有限公司 | Telescopic rotary hydraulic cylinder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105443498B (en) | It is a kind of that there is flexible and oscillating function Integral hydraulic cylinder and its application | |
| US20010024618A1 (en) | Adjustable-displacement gear pump | |
| US3704080A (en) | Fluid engine | |
| US11118582B2 (en) | Linear hydraulic pump for submersible applications | |
| CN113669318B (en) | Hydraulic device with hydraulic control check valve flow distribution radial plunger controlled by rotating shaft | |
| CN115750514A (en) | Rotary and telescopic integrated hydraulic cylinder | |
| CN110397565B (en) | Variable plunger pump | |
| CA2818778A1 (en) | Variable radial fluid device with counteracting cams | |
| CN208595115U (en) | A kind of multifunctional hydraulic cylinder | |
| CA3009540A1 (en) | Rotary hydraulic pump with esp motor | |
| US4417860A (en) | Submersible well pump | |
| US20230184233A1 (en) | Shaft-distributed double-acting roller piston pump | |
| CN105736363A (en) | Positive displacement pump of eccentric wheel structure | |
| US4291588A (en) | Transmission | |
| CN106468178A (en) | Application presses tumbler, rotation system and the fluid machinery of gate valve mechanism | |
| CN215213123U (en) | Base body for intelligent revolving door | |
| CN205478139U (en) | Two dimension pair axial piston pump | |
| CN113280016A (en) | Mechanical locking power cylinder | |
| CN205714745U (en) | A kind of displacement pump of eccentric wheel structure | |
| CN114483508B (en) | Miniature manual two-dimensional plunger pump | |
| CN212898824U (en) | Miniature water hydraulic motor pump driven by roller carrier | |
| CN103644113B (en) | A kind of reciprocating pump direct acting cylinder channel cam mechanism end formula flow distribution apparatus | |
| US20170314554A1 (en) | Non-Reciprocating Hydraulic Piston Pump | |
| CN212656943U (en) | Electric hydraulic power device | |
| CN219045450U (en) | Reciprocating plunger pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |