CN219081968U - Hydro-cylinder with built-in boost function - Google Patents
Hydro-cylinder with built-in boost function Download PDFInfo
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- CN219081968U CN219081968U CN202223047384.1U CN202223047384U CN219081968U CN 219081968 U CN219081968 U CN 219081968U CN 202223047384 U CN202223047384 U CN 202223047384U CN 219081968 U CN219081968 U CN 219081968U
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Abstract
The utility model discloses an oil cylinder with a built-in pressurizing function, which comprises a cylinder body and a first hydraulic oil cavity, wherein the first hydraulic oil cavity is fixedly arranged on one side of the cylinder body, a front end cover is arranged at the front end of the cylinder body, a second hydraulic oil cavity and a pressurizing cavity are arranged on the inner side of the cylinder body, a T-shaped three-way joint is arranged at the bottom of the second hydraulic oil cavity, a side end interface of the T-shaped three-way joint is communicated with the first hydraulic oil cavity, a slidable pressurizing piston is arranged in the pressurizing cavity, and the small end part of the pressurizing piston is inserted into the second hydraulic oil cavity. According to the utility model, the first hydraulic oil cavity is additionally arranged on one side of the cylinder body and is communicated with the second hydraulic oil cavity in the cylinder body, the pressurizing cavity is arranged on the rear side of the second hydraulic oil cavity, the small end part of the pressurizing piston in the pressurizing cavity is in sealing sleeve joint with the T-shaped three-way joint and can slide into the second hydraulic oil cavity movably to pressurize oil, high thrust is generated, and the pushing force of the piston rod is stronger; after boosting, compressed air enters the second hydraulic oil cavity and the pressurizing cavity, and the piston rod and the pressurizing piston return to the original positions, so that the hydraulic oil pump is simple and practical.
Description
Technical Field
The utility model relates to the technical field of oil cylinders, in particular to an oil cylinder with a built-in pressurizing function.
Background
The oil cylinder is a hydraulic executing element which converts hydraulic energy into mechanical energy and does linear reciprocating motion. The device has simple structure and reliable operation. When the hydraulic cylinder is used for realizing reciprocating motion, a speed reducing device can be omitted, a transmission gap is avoided, and the hydraulic cylinder is stable in motion, so that the hydraulic cylinder is widely applied to hydraulic systems of various machines, and commonly used oil cylinders have the following common problems: the pressure of the oil cylinder is limited by the pumping pressure or the system pressure, the pushing force of the oil cylinder can be limited, and the requirement of outputting large pushing force is difficult to meet, so that the requirement is met by utilizing the oil cylinder with the built-in pressurizing function. However, the existing booster cylinder has the defects of complex structure, high processing and assembling requirements and high cost, and limits the popularization and the use of the booster cylinder, so that the cylinder with a simple structure and a booster function needs to be designed.
In order to solve the problem of insufficient pushing force of a simple hydraulic oil cylinder, a Chinese patent net (CN 215861069U) is provided, a guide sleeve is arranged at the front end of a cylinder body, a front end cover is arranged at the front end of the guide sleeve, the guide sleeve and the front end cover are both arranged on the cylinder body through bolts, a rear end cover is arranged at the rear end of the cylinder body through bolts, a part of the rear end cover extends into the cylinder body, a working oil cavity and a pressurizing cavity are arranged in the cylinder body, the pressurizing cavity is close to the rear end cover, a pressurizing piston with a T-shaped section is arranged in the pressurizing cavity, the small end part of the pressurizing piston is inserted into the working oil cavity, a servo motor is arranged at one side of the rear end cover, far away from the pressurizing piston, and a screw rod is fixedly connected to an output shaft of the servo motor.
The scheme still has some defects in application, because the oil cylinder has wide application range, different environment and working conditions, limited space or electricity taking conditions and inconvenient maintenance, and the like, and the common oil cylinder needs to be matched with a compressed air pump for use during working, the structure of the common oil cylinder can be improved, the high thrust generated by the air cylinder body is increased to assist the oil cylinder, so that the oil cylinder has stronger pushing force, the high thrust requirement is met, and the practicability of the oil cylinder is effectively improved.
Disclosure of Invention
The utility model discloses an oil cylinder with a built-in pressurizing function, and mainly aims to overcome the defects and the shortcomings in the prior art.
The technical scheme adopted by the utility model is as follows:
the utility model provides an hydro-cylinder with built-in boost function, includes cylinder body and first hydraulic oil chamber, first hydraulic oil chamber set firmly in cylinder body one side lower part, the front end housing is installed in the cylinder body front end seal, the cylinder body inboard is equipped with second hydraulic oil chamber and boost chamber in proper order from front to back, second hydraulic oil chamber bottom is equipped with T type three way connection, this T type three way connection side end interface pass through the pipeline with first hydraulic oil chamber intercommunication, be equipped with slidable boost piston in the boost chamber, the tip activity of this boost piston inserts in the second hydraulic oil chamber.
Further, a piston plate is arranged in the second hydraulic oil cavity, and a piston rod extending out of the front end cover is fixedly arranged on the piston plate.
Further, a first air port and a second air port are arranged at the bottom of the first hydraulic oil cavity and at the upper part of one side of the second hydraulic oil cavity.
Further, a third air port and a fourth air port are arranged at the bottom of the pressurizing cavity and at the upper part of one side of the pressurizing cavity.
Further, an action control valve is arranged among the second air receiving port, the third air receiving port and the fourth air receiving port.
Furthermore, the inner pipe diameter of the T-shaped three-way joint is movably sleeved with the small end part of the pressurizing piston in an adaptive sealing mode, and the small end part of the pressurizing piston can be inserted into the second hydraulic oil cavity in a sliding mode along the T-shaped three-way joint.
As can be seen from the above description of the present utility model, the present utility model has the following advantages compared with the prior art:
according to the utility model, a first hydraulic oil cavity is additionally arranged on one side of a cylinder body far away from an air receiving port, the first hydraulic oil cavity is melted with a second hydraulic oil cavity on the inner side of the cylinder body through a pipeline, then a pressurizing cavity is arranged on the rear side of the second hydraulic oil cavity, a slidable pressurizing piston is arranged in the pressurizing cavity, the small end part of the pressurizing piston is in sealing sleeve joint with a T-shaped three-way joint at the bottom of the second hydraulic oil cavity, air is fed through the pressurizing cavity, the small end part of the pressurizing piston can movably slide into the second hydraulic oil cavity to pressurize oil to generate high thrust, in this way, the piston rod pushing force is stronger, finally, the action control valve is powered off, compressed air enters the second hydraulic oil cavity and the pressurizing cavity through a second air receiving port and a fourth air receiving port respectively, and pushes the piston rod, a piston plate and the pressurizing piston to return to the original position, and the utility model continuously circulates.
Drawings
Fig. 1 is a schematic side view of the present utility model (pre-compression state).
Fig. 2 is a schematic side view of the present utility model in a second (boost state).
Fig. 3 is a schematic diagram of a side view of the present utility model in three (return state).
Detailed Description
Specific embodiments of the present utility model will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 3, an oil cylinder with built-in pressurizing function comprises a cylinder body 1 and a first hydraulic oil cavity 2, wherein the first hydraulic oil cavity 2 is fixedly arranged at the lower part of one side of the cylinder body 1, a front end cover 3 is arranged at the front end of the cylinder body 1 in a sealing manner, a second hydraulic oil cavity 4 and a pressurizing cavity 5 are sequentially arranged on the inner side of the cylinder body 1 from front to back, a T-shaped three-way joint 6 is arranged at the bottom of the second hydraulic oil cavity 4, the side end of the T-shaped three-way joint 6 is communicated with the first hydraulic oil cavity 2 through a pipeline, a slidable pressurizing piston 7 is arranged in the pressurizing cavity 5, and a small end 8 of the pressurizing piston 7 is movably inserted into the second hydraulic oil cavity 4.
Further, a piston plate 9 is provided in the second hydraulic oil chamber 4, and a piston rod 10 extending from the front end cover 3 is fixedly mounted on the piston plate 9.
Further, a first air-receiving port 11 and a second air-receiving port 12 are arranged at the bottom of the first hydraulic oil chamber 2 and at the upper part of one side of the second hydraulic oil chamber 4.
Further, the bottom and the upper part of one side of the pressurizing cavity 5 are provided with a third air port 13 and a fourth air port 14.
Further, an action control valve 15 is installed among the second air port 12, the third air port 13 and the fourth air port 14.
Furthermore, the inner pipe diameter of the T-shaped three-way joint 6 is movably sleeved with the small end part 8 of the pressurizing piston 7 in a sealing fit manner, and the small end part 8 of the pressurizing piston 7 can be slidably inserted into the second hydraulic oil cavity 4 along the T-shaped three-way joint 6.
Specific examples:
firstly, the oil cylinder is installed, the oil cylinder enters a pre-pressing state, the action control valve 15 is electrified, compressed air enters the first hydraulic oil cavity 2 through a first air connection port 11 at the bottom of the first hydraulic oil cavity 2, hydraulic oil in the first hydraulic oil cavity 2 is extruded into the second hydraulic oil cavity 4, the piston plate 9 and the piston rod 10 are pushed to move forwards, then, compressed air enters the pressurizing cavity 5 through a third air connection port 13 at the bottom of the pressurizing cavity 5, the pressurizing piston 7 is pushed to move forwards, a small end part 8 of the pressurizing piston 7 enters the second hydraulic oil cavity 4, oil in the second hydraulic oil cavity 4 is pressurized to generate high thrust, the piston plate 9 and the piston rod 10 are forcefully pushed forwards, finally, the action control valve 15 is powered off, and compressed air enters the second hydraulic oil cavity 4 and the pressurizing cavity 5 through a second air connection port 12 and a fourth air connection port 14, the piston rod 9, the piston plate 10 and the pressurizing piston 7 are pushed to move forwards, and the pressurizing piston 7 are returned to the original position, and the circulation work is performed.
As can be seen from the above description of the present utility model, the present utility model has the following advantages compared with the prior art:
according to the utility model, a first hydraulic oil cavity is additionally arranged on one side of a cylinder body far away from an air receiving port, the first hydraulic oil cavity is melted with a second hydraulic oil cavity on the inner side of the cylinder body through a pipeline, then a pressurizing cavity is arranged on the rear side of the second hydraulic oil cavity, a slidable pressurizing piston is arranged in the pressurizing cavity, the small end part of the pressurizing piston is in sealing sleeve joint with a T-shaped three-way joint at the bottom of the second hydraulic oil cavity, air is fed through the pressurizing cavity, the small end part of the pressurizing piston can movably slide into the second hydraulic oil cavity to pressurize oil to generate high thrust, in this way, the piston rod pushing force is stronger, finally, the action control valve is powered off, compressed air enters the second hydraulic oil cavity and the pressurizing cavity through a second air receiving port and a fourth air receiving port respectively, and pushes the piston rod, a piston plate and the pressurizing piston to return to the original position, and the utility model continuously circulates.
The foregoing is merely illustrative of specific embodiments of the present utility model, and the design concept of the present utility model is not limited thereto, and any insubstantial modifications made by the present utility model shall fall within the scope of the present utility model.
Claims (6)
1. An hydro-cylinder with built-in boost function, its characterized in that: the hydraulic cylinder comprises a cylinder body and a first hydraulic oil cavity, wherein the first hydraulic oil cavity is fixedly arranged at the lower part of one side of the cylinder body, a front end cover is arranged at the front end of the cylinder body in a sealing manner, a second hydraulic oil cavity and a pressurizing cavity are sequentially arranged on the inner side of the cylinder body from front to back, a T-shaped three-way joint is arranged at the bottom of the second hydraulic oil cavity, a side end joint of the T-shaped three-way joint is communicated with the first hydraulic oil cavity through a pipeline, a slidable pressurizing piston is arranged in the pressurizing cavity, and the small end part of the pressurizing piston is movably inserted into the second hydraulic oil cavity.
2. The cylinder with built-in supercharging function according to claim 1, wherein: and a piston plate is arranged in the second hydraulic oil cavity, and a piston rod extending out of the front end cover is fixedly arranged on the piston plate.
3. The cylinder with built-in supercharging function according to claim 1, wherein: the bottom of the first hydraulic oil cavity and the upper part of one side of the second hydraulic oil cavity are provided with a first air port and a second air port.
4. A cylinder with built-in supercharging function according to claim 3, characterized in that: the bottom of the pressurizing cavity and the upper part of one side are provided with a third air port and a fourth air port.
5. The cylinder with built-in supercharging function according to claim 4, wherein: and an action control valve is arranged among the second air receiving port, the third air receiving port and the fourth air receiving port.
6. The cylinder with built-in supercharging function according to claim 1, wherein: the inner pipe diameter of the T-shaped three-way joint is movably sleeved with the small end part of the pressurizing piston in an adaptive sealing mode, and the small end part of the pressurizing piston can be inserted into the second hydraulic oil cavity in a sliding mode along the T-shaped three-way joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223047384.1U CN219081968U (en) | 2022-11-16 | 2022-11-16 | Hydro-cylinder with built-in boost function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223047384.1U CN219081968U (en) | 2022-11-16 | 2022-11-16 | Hydro-cylinder with built-in boost function |
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| Publication Number | Publication Date |
|---|---|
| CN219081968U true CN219081968U (en) | 2023-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223047384.1U Active CN219081968U (en) | 2022-11-16 | 2022-11-16 | Hydro-cylinder with built-in boost function |
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| CN (1) | CN219081968U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116447179A (en) * | 2023-06-20 | 2023-07-18 | 烟台亮远液压技术有限公司 | Hydraulic supercharger capable of simultaneously outputting pushing force and pulling force |
-
2022
- 2022-11-16 CN CN202223047384.1U patent/CN219081968U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116447179A (en) * | 2023-06-20 | 2023-07-18 | 烟台亮远液压技术有限公司 | Hydraulic supercharger capable of simultaneously outputting pushing force and pulling force |
| CN116447179B (en) * | 2023-06-20 | 2023-08-18 | 烟台亮远液压技术有限公司 | Hydraulic supercharger capable of simultaneously outputting pushing force and pulling force |
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