CN222746584U - Oil cylinder piston of suction valve - Google Patents
Oil cylinder piston of suction valve Download PDFInfo
- Publication number
- CN222746584U CN222746584U CN202421063303.3U CN202421063303U CN222746584U CN 222746584 U CN222746584 U CN 222746584U CN 202421063303 U CN202421063303 U CN 202421063303U CN 222746584 U CN222746584 U CN 222746584U
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- Prior art keywords
- piston
- oil cylinder
- rotating shaft
- sliding
- fixedly connected
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- 239000002245 particle Substances 0.000 abstract description 11
- 239000007787 solid Substances 0.000 abstract description 11
- 239000003208 petroleum Substances 0.000 description 9
- 238000005096 rolling process Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Reciprocating Pumps (AREA)
Abstract
The utility model belongs to the technical field, and particularly relates to a suction valve oil cylinder piston, which comprises an oil guide transverse pipe, wherein the lower end of the oil guide transverse pipe is fixedly connected with a vertical oil cylinder; the inside sliding connection of vertical hydro-cylinder has the piston, and the piston includes the piston main part, and the upper end of piston main part sets up to the U-shaped groove, is provided with rotating assembly in the U-shaped groove, and rotating assembly's lower extreme is provided with the sliding head, and the piston main part corresponds the position of sliding head and has seted up movable chamber, and the sliding head is located movable intracavity portion and with movable chamber sliding connection, and the lower extreme of piston main part is provided with the piston rod, and the one end that the piston rod is close to the piston main part extends to movable intracavity portion and sliding head fixed connection. The utility model aims to provide a suction valve oil cylinder piston which can automatically discharge solid particles remained in an oil cylinder, reduce friction of the solid particles on the inner wall of the oil cylinder and the piston and prolong the service lives of the oil cylinder and the piston.
Description
Technical Field
The utility model belongs to the technical field of pistons, and particularly relates to a suction valve oil cylinder piston.
Background
A ram piston is typically referred to as a piston in a hydraulic system for pushing or pulling actions within a hydraulic cylinder. These pistons are typically made of a metallic material, such as steel or an aluminum alloy, to withstand high pressures and temperatures. The design of the piston typically takes into account tightness and wear resistance to ensure proper operation and long-term stability of the hydraulic system.
When the existing piston is used, the existing piston needs to be in sliding contact with the inner wall of the oil cylinder for many times, solid particles in oil sometimes can be deposited on the piston and are not easy to discharge along with oil, and under the condition that the piston is in sliding contact with the inner wall of the oil cylinder for many times, the solid particles can cause friction to the piston and the inner wall of the oil cylinder, so that the service life of the piston and the inner wall of the oil cylinder is shortened, and the oil cylinder piston of the suction valve is provided.
Disclosure of utility model
The utility model aims to provide a suction valve oil cylinder piston which can automatically discharge solid particles remained in an oil cylinder, reduce friction of the solid particles on the inner wall of the oil cylinder and the piston and prolong the service lives of the oil cylinder and the piston.
The technical scheme adopted by the utility model is as follows:
A suction valve cylinder piston comprising:
The oil guide transverse pipe is fixedly connected with a vertical oil cylinder at the lower end, check valves are arranged at the positions, located on two sides of the vertical oil cylinder, inside the oil guide transverse pipe, and are fixedly connected with the oil guide transverse pipe, and the oil guide transverse pipe is communicated with the inside of the vertical oil cylinder;
The inside sliding connection of vertical hydro-cylinder has the piston, the piston includes the piston main part, the upper end of piston main part sets up to the U-shaped groove, be provided with rotating assembly in the U-shaped groove, rotating assembly's lower extreme is provided with the slip head, the piston main part has seted up movable chamber corresponding to the position of slip head, the slip head is located movable intracavity portion and with movable chamber sliding connection, the lower extreme of piston main part is provided with the piston rod, the one end that the piston rod is close to the piston main part extends to movable intracavity portion and slip head fixed connection.
The rotating assembly comprises a main rotating shaft, a fan blade rotating shaft is rotationally connected to the main rotating shaft, a plurality of square fan blades are uniformly and fixedly connected to the fan blade rotating shaft, an outer rack is arranged on the outer side of the fan blade rotating shaft, the lower end of the outer rack is fixedly connected with a piston main body, and the upper end of the main rotating shaft is rotationally connected with the outer rack
The rotating assembly further comprises a rotating threaded pipe, the rotating threaded pipe is located inside the piston main body and is connected with the piston main body in a rotating mode, the upper end of the rotating threaded pipe is fixedly connected with the main rotating shaft, a driving screw is connected to the inner thread of the rotating threaded pipe, a connecting rod is fixedly connected to the lower end of the driving screw, and the lower end of the connecting rod is fixedly connected with the sliding head.
Two sliding grooves are formed in the fan blade rotating shaft, the two sliding grooves are oppositely arranged, a sliding cap is connected inside the sliding grooves in a sliding mode, a limiting spring is fixedly connected between the sliding cap and the sliding grooves, and a rotating inclined block is fixedly connected to the main rotating shaft corresponding to the position of the sliding cap.
The utility model has the technical effects that:
According to the utility model, through the design of the rotating assembly, the piston rod can drive the piston to move upwards and simultaneously drive the rotating assembly to rotate, and the square fan blades drive petroleum in the U-shaped groove to flow through rotation, so that solid particles in the U-shaped groove are rolled up and flow out along with the petroleum.
According to the utility model, the rotating assembly can only rotate clockwise through the arrangement of the sliding cap in the fan blade rotating shaft, so that the purpose of rolling up solid particles can be met, and the piston can be prevented from driving the rotating assembly to rotate anticlockwise when moving downwards, so that the square fan blade is subjected to overlarge pressure due to the inclination angle, and the service life is shortened.
Drawings
FIG. 1 is a schematic view of the overall structure provided by an embodiment of the present utility model;
FIG. 2 is an overall internal block diagram provided by an embodiment of the present utility model;
FIG. 3 is an enlarged view of a piston provided by an embodiment of the present utility model;
FIG. 4 is a cross-sectional view of a piston provided by an embodiment of the present utility model;
FIG. 5 is a cross-sectional view of a rotary threaded pipe provided by an embodiment of the present utility model;
FIG. 6 is a top plan view of a rotating assembly provided by an embodiment of the present utility model;
fig. 7 is an upper cross-sectional view of a rotating assembly provided by an embodiment of the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. The oil guide device comprises an oil guide transverse pipe, a vertical oil cylinder, a3, a one-way valve, a 4, a piston main body, a 5, a piston rod, a 6, square fan blades, a 7, a fan blade rotating shaft, a 8, a main rotating shaft, a 9, an external frame, a 10, a sliding head, a 11, a rotating threaded pipe, a 12, a driving screw, a 13, a connecting rod, a 14, a sliding cap, a 15, a limiting spring, a 16 and a rotating inclined block.
Detailed Description
The present utility model will be specifically described with reference to examples below in order to make the objects and advantages of the present utility model more apparent. It should be understood that the following text is intended to describe only one or more specific embodiments of the utility model and does not limit the scope of the utility model strictly as claimed.
Embodiment one:
As shown in fig. 1-4, a pumping valve oil cylinder piston is characterized in that an oil guide transverse pipe 1 is fixedly connected with a vertical oil cylinder 2 at the lower end of the oil guide transverse pipe 1, one-way valves 3 are arranged in the oil guide transverse pipe 1 and positioned at two sides of the vertical oil cylinder 2, the one-way valves 3 are fixedly connected with the oil guide transverse pipe 1, and the oil guide transverse pipe 1 is communicated with the inside of the vertical oil cylinder 2;
The one-way valve 3 is used for limiting inflow and outflow of petroleum, when the one-way valve 3 is sequentially placed in the oil guide transverse pipe 1 and the piston main body 4 moves downwards, a negative pressure environment is formed in the vertical oil cylinder 2, petroleum enters the interior of the vertical oil cylinder 2 from the one-way valve 3 on one side, and when the piston main body 4 moves upwards, a high-pressure environment is formed in the vertical oil cylinder 2 to extrude the petroleum in the vertical oil cylinder 2 through the one-way valve 3 on the other side.
The inside sliding connection of vertical hydro-cylinder 2 has the piston, and the piston includes piston main part 4, and the upper end of piston main part 4 sets up to the U-shaped groove, is provided with rotating assembly in the U-shaped groove, and rotating assembly's lower extreme is provided with slider 10, and the movable chamber has been seted up to piston main part 4 position that corresponds slider 10, and slider 10 is located movable intracavity portion and with movable chamber sliding connection, and piston main part 4's lower extreme is provided with piston rod 5, and piston rod 5 is close to piston main part 4's one end and extends to movable intracavity portion and slider 10 fixed connection.
Wherein the piston rod 5 drives the sliding head 10 to move up and down, and a certain gap is reserved between the sliding cavity and the sliding head 10.
Embodiment two:
this embodiment is substantially identical to embodiment one, except that:
as shown in fig. 3-5, the rotating assembly comprises a main rotating shaft 8, a fan blade rotating shaft 7 is rotatably connected to the main rotating shaft 8, a plurality of square fan blades 6 are uniformly and fixedly connected to the fan blade rotating shaft 7, an external frame 9 is arranged on the outer side of the fan blade rotating shaft 7, the lower end of the external frame 9 is fixedly connected with the piston main body 4, and the upper end of the main rotating shaft 8 is rotatably connected with the external frame 9.
Wherein the outer frame 9 is used for fixing the main rotating shaft 8 to increase the stability of the main rotating shaft 8.
Further, the rotating assembly further comprises a rotating threaded pipe 11, the rotating threaded pipe 11 is located in the piston main body 4 and is in rotating connection with the piston main body 4, the upper end of the rotating threaded pipe 11 is fixedly connected with the main rotating shaft 8, a driving screw 12 is connected with the inner threads of the rotating threaded pipe 11, a connecting rod 13 is fixedly connected with the lower end of the driving screw 12, and the lower end of the connecting rod 13 is fixedly connected with the sliding head 10.
The piston rod 5 drives the sliding head 10 to move, and meanwhile, the sliding head 10 moves with the connecting rod 13, when the sliding head 10 moves upwards, the connecting rod 13 pushes the driving screw 12 upwards, and the rotating threaded pipe 11 rotates due to the threads, so that the whole rotating assembly is driven to rotate.
Embodiment III:
This embodiment is substantially the same as the second embodiment, except that:
As shown in fig. 6-7, two sliding grooves are provided in the fan blade rotating shaft 7, the two sliding grooves are oppositely arranged, a sliding cap 14 is slidably connected in the sliding grooves, one side surface of the sliding cap 14 is an inclined surface, a limiting spring 15 is fixedly connected between the sliding cap 14 and the sliding grooves, a rotating inclined block 16 is fixedly connected at the position of the main rotating shaft 8 corresponding to the sliding cap 14, and one side surface of the rotating inclined block 16 corresponding to the sliding cap 14 is an inclined surface.
When the piston moves upwards, the surface of the main rotating shaft 8, which is in contact with the sliding cap 14, is a plane to drive the fan blade rotating shaft 7 to rotate along with the main rotating shaft 8, and when the piston moves downwards, the surface of the main rotating shaft 8, which is in contact with the sliding cap 14, is an inclined surface limiting spring 15, which is compressed into the sliding groove, and the fan blade rotating shaft 7 cannot rotate along with the sliding groove.
According to the structure, the piston rod 5 can push the piston to move upwards and simultaneously drive the rotating assembly to rotate through the design of the rotating assembly, the square fan blades 6 drive oil in the U-shaped grooves to flow through rotation so as to roll up solid particles in the U-shaped grooves and flow out along with the oil, and the sliding cap 14 in the fan blade rotating shaft 7 can enable the rotating assembly to rotate clockwise only, so that the purpose of rolling up the solid particles can be met, the piston can be prevented from driving the rotating assembly to rotate anticlockwise when moving downwards, and the service life of the square fan blades 6 is reduced due to overlarge pressure caused by the inclination angle.
The utility model has the working principle that the petroleum is led into the required position through the oil guide transverse pipe 1, the piston rod 5 controls the up-and-down motion of the piston to control the flow of the petroleum, the piston rod 5 drives the piston to move up and down and simultaneously drives the rotating assembly to work, and the petroleum in the U-shaped groove can be driven to flow through the design of the rotating assembly so as to roll up solid particles in the U-shaped groove and flow out along with the petroleum.
The foregoing is merely illustrative of the preferred embodiments of this utility model, and it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of this utility model, which is also intended to be within the scope of this utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (4)
1. A suction valve cylinder piston, characterized by:
The oil guide device comprises an oil guide transverse pipe (1), wherein the lower end of the oil guide transverse pipe (1) is fixedly connected with a vertical oil cylinder (2), one-way valves (3) are arranged in the oil guide transverse pipe (1) and positioned at two sides of the vertical oil cylinder (2), the one-way valves (3) are fixedly connected with the oil guide transverse pipe (1), and the oil guide transverse pipe (1) is communicated with the inside of the vertical oil cylinder (2);
The inside sliding connection of vertical hydro-cylinder (2) has the piston, the piston includes piston main part (4), the upper end of piston main part (4) sets up to the U-shaped groove, be provided with rotating assembly in the U-shaped groove, rotating assembly's lower extreme is provided with slider (10), movable chamber has been seted up to piston main part (4) position that corresponds slider (10), slider (10) are located movable intracavity portion and with movable chamber sliding connection, the lower extreme of piston main part (4) is provided with piston rod (5), one end that piston rod (5) are close to piston main part (4) extends to movable intracavity portion and slider (10) fixed connection.
2. The suction valve oil cylinder piston of claim 1, wherein the rotating assembly comprises a main rotating shaft (8), a fan blade rotating shaft (7) is rotatably connected to the main rotating shaft (8), a plurality of square fan blades (6) are uniformly and fixedly connected to the fan blade rotating shaft (7), an outer frame (9) is arranged on the outer side of the fan blade rotating shaft (7), the lower end of the outer frame (9) is fixedly connected with the piston main body (4), and the upper end of the main rotating shaft (8) is rotatably connected with the outer frame (9).
3. The suction valve oil cylinder piston of claim 2, wherein the rotating assembly further comprises a rotating threaded pipe (11), the rotating threaded pipe (11) is located inside the piston main body (4) and is in rotating connection with the piston main body (4), the upper end of the rotating threaded pipe (11) is fixedly connected with the main rotating shaft (8), a driving screw (12) is connected with the inner thread of the rotating threaded pipe (11), a connecting rod (13) is fixedly connected with the lower end of the driving screw (12), and the lower end of the connecting rod (13) is fixedly connected with the sliding head (10).
4. The suction valve oil cylinder piston of claim 2, wherein two sliding grooves are formed in the fan blade rotating shaft (7), the two sliding grooves are arranged in opposite directions, a sliding cap (14) is connected in the sliding grooves in a sliding mode, a limiting spring (15) is fixedly connected between the sliding cap (14) and the sliding grooves, and a rotating inclined block (16) is fixedly connected to the main rotating shaft (8) corresponding to the sliding cap (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421063303.3U CN222746584U (en) | 2024-05-16 | 2024-05-16 | Oil cylinder piston of suction valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421063303.3U CN222746584U (en) | 2024-05-16 | 2024-05-16 | Oil cylinder piston of suction valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222746584U true CN222746584U (en) | 2025-04-11 |
Family
ID=95333259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421063303.3U Active CN222746584U (en) | 2024-05-16 | 2024-05-16 | Oil cylinder piston of suction valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222746584U (en) |
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2024
- 2024-05-16 CN CN202421063303.3U patent/CN222746584U/en active Active
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