A telescopic and rotating power cylinder

Abstract

The utility model relates to a telescopic and rotary power cylinder, which mainly solves the technical problem of single function of the existing power cylinder. The technical scheme is as follows: the utility model comprises a cylinder telescopic device and a rotary device, the rotary device is arranged in the interior of the cylinder telescopic device, the cylinder telescopic device comprises a piston shaft cylinder, a piston, a cylinder outer cylinder and a cylinder inner cylinder sleeved in the cylinder outer cylinder, a piston cavity is formed between the cylinder body and the cylinder inner cylinder, the piston cavity is provided with the piston shaft cylinder and the piston, one end of the piston shaft cylinder is fixedly connected with the piston, and the other end of the piston shaft cylinder extends out of the cylinder outer cylinder, the rotary device comprises a transmission rod and a telescopic rotary cylinder, one end of the transmission rod extends out of the cylinder inner cylinder, the other end of the transmission rod is provided with a vertical bar gear, the inner side of the telescopic rotary cylinder is provided with a vertical bar gear pattern matched with the vertical bar gear, and one end of the telescopic rotary cylinder extends out of the cylinder inner cylinder.

Description

TECHNICAL FIELD

[0001] The present application relates to a telescopic and rotary power cylinder. BACKGROUND

[0002] The history of human mechanical development has experienced thousands of years, continuous improvement and innovation, which promotes the progress of science and technology. At present, the existing power cylinder cannot realize axial telescopic movement and rotary transmission at the same time, although it is widely used, but the function is relatively single. When both axial telescopic movement and rotary transmission are needed, multiple power cylinders or multiple driving methods are used for common driving, which is relatively cumbersome to drive, and a large installation space is needed. The telescopic and rotary power cylinder of the present application can realize telescopic movement and rotary movement at the same time, and can ensure the sealing of the medium (gas or liquid) in the cylinder. SUMMARY

[0003] The purpose of the present application is to provide a telescopic and rotary power cylinder which can drive the component to make telescopic movement while realizing the rotation of the component.

[0004] The technical scheme adopted by the present application to solve its technical problems is: it includes cylinder telescopic device 23 and rotary device 24, the rotary device 24 is arranged in the inside of the cylinder telescopic device 23, the cylinder telescopic device 23 includes piston shaft cylinder 7, piston 8, cylinder outer cylinder 1 and cylinder inner cylinder 11 sleeved in the cylinder outer cylinder 1, the piston cavity 5 is formed between the cylinder outer cylinder 1 and the cylinder inner cylinder 11, the piston shaft cylinder 7 and the piston 8 are arranged in the piston cavity 5, one end of the piston shaft cylinder 7 is fixedly connected with the piston 8, the other end extends out of the cylinder outer cylinder 1, the rotary device 24 includes transmission rod 16 and telescopic rotary cylinder 13, one end of the transmission rod 16 extends out of the cylinder inner cylinder 11, the other end is provided with vertical bar gear 18, the inside of the telescopic rotary cylinder 13 is provided with vertical bar gear teeth which is matched with the vertical bar gear 18, one end of the telescopic rotary cylinder 13 extends out of the cylinder inner cylinder 11.

[0005] One end of the cylinder outer barrel 1 is provided with a fixedly connected cylinder outer barrel end sealing portion 2, which is annular, and one end of the cylinder inner barrel 11 is fixedly connected to the inside of the annular cylinder outer barrel end sealing portion 2. One end of the cylinder outer barrel end sealing portion 2 is provided with a cylinder outer barrel outer end lug 19. The other end of the cylinder outer barrel 1 is provided with a fixedly connected cylinder outer barrel end sealing opening 3, which is annular. The other end of the cylinder inner barrel 11 is provided with a fixedly connected cylinder inner barrel end sealing opening 12, which is annular. A piston shaft barrel 7 is arranged between the cylinder outer barrel 1 and the cylinder inner barrel 11. The piston shaft barrel 7 is cylindrical and is arranged in parallel with the cylinder outer barrel 1 and the cylinder inner barrel 11. One end of the piston shaft barrel 7 is provided with a fixedly connected piston 8, which is annular. The piston 8 is arranged between the cylinder outer barrel 1 and the cylinder inner barrel 11. The upper surface of the piston 8 is provided with a fixedly connected piston shaft barrel return spring 10. One end of the piston shaft barrel 7 close to the piston 8 is provided with a limiting sheet 9, which is annular and is arranged between the cylinder outer barrel 1 and the piston shaft barrel 7. The inside of the limiting sheet 9 is fixedly connected to the outside of the piston shaft barrel 7, and the outside does not contact the inside of the cylinder outer barrel 1. One end of the piston shaft barrel 7 close to the piston 8 is provided with more than one piston shaft barrel medium through hole 25. The other end of the piston shaft barrel 7 is provided with a piston shaft barrel outer end lug 20.

[0006] The sidewalls of the cylinder outer barrel 1 are respectively provided with a medium inlet and outlet A4 and a medium inlet and outlet B6.

[0007] One end of the transmission rod 16 is provided with a transmission rod outer end lug 21. One end of the transmission rod 16 close to the transmission rod outer end lug 21 is provided with a transmission rod rolling bearing 17, which passes through the transmission rod 16 and is fixedly connected. The other end of the transmission rod 16 is provided with a fixedly connected vertical strip gear 18. The periphery of the vertical strip gear 18 is provided with more than one vertical strip tooth. The diameter of the vertical strip gear 18 is greater than the diameter of the transmission rod 16. The outer surface of the vertical strip gear 18 is provided with a telescopic rotating barrel 13. The inside of the telescopic rotating barrel 13 is provided with more than one vertical strip tooth pattern, which is installed in cooperation with the vertical strip tooth of the vertical strip gear 18. One end of the telescopic rotating barrel 13 is provided with a fixedly connected outer tooth rolling bearing 14, the periphery of which is provided with more than one vertical strip tooth. The other end of the telescopic rotating barrel 13 is provided with a telescopic rotating barrel outer end lug 22. One end of the telescopic rotating barrel 13 close to the telescopic rotating barrel outer end lug 22 is provided with a telescopic rotating barrel rolling bearing 15, which passes through the telescopic rotating barrel 13 and is fixedly connected.

[0008] The transmission rod rolling bearing 17 is arranged near the cylinder outer tube end sealing place 2, the outer end of the transmission rod rolling bearing 17 is fixedly connected with the port inside of the cylinder inner tube 11, the inner side of the cylinder inner tube 11 is provided with more than one sliding groove penetrating up and down and is installed in cooperation with the vertical tooth of the external tooth rolling bearing 14, the outer end of the telescopic rotating cylinder rolling bearing 15 is fixedly connected with the port inside of the piston shaft cylinder 7.

[0009] The transmission rod rolling bearing 17, the external tooth rolling bearing 14, the vertical tooth gear 18 and the telescopic rotating cylinder rolling bearing 15 in the cylinder outer tube 1 are all provided with more than one.

[0010] The cylinder outer tube outer end lug 19 and the piston shaft cylinder outer end lug 20 are all provided with more than one.

[0011] The beneficial effect of the present application is that the present application is a telescopic and rotating power cylinder, which is divided into a cylinder telescopic device and a rotating device, the cylinder telescopic device can make components and components do telescopic motion through the pressure generated by the medium, the rotating device can make components do rotating motion through the transmission power output, so that the power cylinder can realize telescopic motion and rotating motion at the same time, and can ensure the sealing of the piston cavity, and the present application is suitable for the use of various machines in the science and technology field. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the structure schematic diagram when the present application is in the stretching state.

[0013] Figure 2 It is the structure schematic diagram when the present application is in the contraction state.

[0014] Figure 3 It is the structure schematic diagram of the cylinder telescopic device of the present application.

[0015] Figure 4 It is the structure schematic diagram of the rotating device of the present application.

[0016] Figure 5 It is the structure schematic diagram of the external tooth rolling bearing of the present application.

[0017] In the drawing: 1-cylinder outer tube, 2-cylinder outer tube end sealing place, 3-cylinder outer tube end sealing port, 4-medium inlet and outlet A, 5-piston cavity, 6-medium inlet and outlet B, 7-piston shaft cylinder, 8-piston, 9-limiting sheet, 10-piston shaft cylinder return spring, 11-cylinder inner tube, 12-cylinder inner tube end sealing port, 13-telescopic rotating cylinder, 14-external tooth rolling bearing, 15-telescopic rotating cylinder rolling bearing, 16-transmission rod, 17-transmission rod rolling bearing, 18-vertical tooth gear, 19-cylinder outer tube outer end lug, 20-piston shaft cylinder outer end lug, 21-transmission rod outer end lug, 22-telescopic rotating cylinder outer end lug, 23-cylinder telescopic device, 24-cylinder inner rotating device, 25-piston shaft cylinder medium through hole. DETAILED DESCRIPTION

[0018] The application will be described in further detail below with reference to the drawings and embodiments.

[0019] In the description of the application, it should be noted that the terms "upper", "lower", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the application and simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed or operated in a particular orientation, and therefore cannot be understood as a limitation on the application. Figures 1-5 The positional relationship shown is only for the convenience of describing the application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed or operated in a particular orientation, and therefore cannot be understood as a limitation on the application.

[0020] In the embodiment 1, the application comprises a cylinder telescopic device 23 and a rotating device 24, the rotating device 24 is arranged inside the cylinder telescopic device 23, the cylinder telescopic device 23 comprises a piston shaft cylinder 7, a piston 8, a cylinder outer cylinder 1 and a cylinder inner cylinder 11 sleeved in the cylinder outer cylinder 1, a piston cavity 5 is formed between the cylinder outer cylinder 1 and the cylinder inner cylinder 11, the piston cavity 5 is provided with the piston shaft cylinder 7 and the piston 8, one end of the piston shaft cylinder 7 is fixedly connected with the piston 8, and the other end extends out of the cylinder outer cylinder 1, the rotating device 24 comprises a transmission rod 16 and a telescopic rotating cylinder 13, one end of the transmission rod 16 extends out of the cylinder inner cylinder 11, the other end is provided with a vertical bar gear 18, the inside of the telescopic rotating cylinder 13 is provided with a vertical bar gear pattern matched with the vertical bar gear 18, and one end of the telescopic rotating cylinder 13 extends out of the cylinder inner cylinder 11. The cylinder telescopic device 23 can generate pressure by the medium (gas or liquid) to push the telescopic movement of the piston 8 and the piston shaft cylinder 7 to adjust the distance between components, the rotating device 24 can drive the transmission rod 16 and the telescopic rotating cylinder 13 to rotate by the transmission power output to realize the rotation of the components, so that the power cylinder can realize telescopic movement and rotating movement at the same time. Referring to Figures 1 to 5 .

[0021] The cylinder telescopic device 23 comprises a cylinder outer sleeve 1, a cylinder outer sleeve end sealing portion 2, a cylinder outer sleeve end sealing opening 3, a piston shaft sleeve 7, a piston 8, a limiting sheet 9, a piston shaft sleeve return spring 10, a cylinder inner sleeve 11, a cylinder inner sleeve end sealing opening 12, a cylinder outer sleeve outer end lug 19, a piston shaft sleeve outer end lug 20, a medium inlet and outlet A 4, a piston cavity 5, a medium inlet and outlet B 6, a piston shaft sleeve medium through hole 25 and the like. The inside of the cylinder outer sleeve 1 is provided with the cylinder inner sleeve 11 to form the piston cavity 5. The upper end of the cylinder outer sleeve 1 is provided with the fixedly connected cylinder outer sleeve end sealing portion 2. The cylinder outer sleeve end sealing portion 2 is in the shape of a ring. The upper end of the cylinder inner sleeve 11 is fixedly connected with the ring of the cylinder outer sleeve end sealing portion 2. The cylinder outer sleeve 1 and the cylinder inner sleeve 11 are both in the shape of a cylinder. They are fixedly and sealingly connected in parallel through the cylinder outer sleeve end sealing portion 2 and are also integrally cast (die cast) to form the cylinder telescopic device 23. Then, the piston cavity and the rotating device cavity are processed by using a numerical control machine tool to form the cylinder outer sleeve end sealing portion 2, the cylinder outer sleeve 1, the cylinder inner sleeve 11 and the like. The upper end of the cylinder inner sleeve 11 is flush with the cylinder outer sleeve end sealing portion 2.or through the cylinder outer tube end seal 2, the cylinder outer tube end seal 2 outside one end is provided with a cylinder outer tube outer end lug 19, the cylinder outer tube outer end lug 19 connects one end of the telescopic transmission component, the lower end of the cylinder outer tube 1 is provided with a fixedly connected cylinder outer tube end seal 3, the cylinder outer tube end seal 3 is circular ring shape, the lower end of the cylinder inner tube 11 is provided with a fixedly connected cylinder inner tube end seal 12, the cylinder inner tube end seal 12 is circular ring shape, the cylinder outer tube 1 and the cylinder inner tube 11 are provided with a piston shaft cylinder 7, the piston shaft cylinder 7 is cylindrical shape, the piston shaft cylinder 7 is parallelly arranged between the cylinder outer tube 1 and the cylinder inner tube 11, the upper end of the piston shaft cylinder 7 is provided with a fixedly connected piston 8, the piston 8 is circular ring shape, the piston 8 can be set to one, the side is concave, the concave piston is fixedly connected in the piston shaft cylinder 7 port inside and outside, the piston 8 can also be set to two different sizes, respectively fixedly connected in the piston shaft cylinder 7 port inside and outside, the piston 8 is arranged between the cylinder outer tube 1 and the cylinder inner tube 11, the piston 8 is movably sealed with the cylinder outer tube 1 and the cylinder inner tube 11, the upper end of the piston 8 is provided with a fixedly connected piston shaft cylinder return spring 10, the piston shaft cylinder return spring 10 is sleeved on the outside of the cylinder inner tube 11 and the inside of the cylinder outer tube 1, and does not contact the cylinder outer tube 1 and the cylinder inner tube 11, the piston shaft cylinder return spring 10 can play a role of rebound when the cylinder telescopic device 23 is retracted, the end of the piston shaft cylinder 7 close to the piston 8 is provided with a limiting sheet 9, the limiting sheet 9 is circular ring shape, and is arranged between the cylinder outer tube 1 and the piston shaft cylinder 7, the inside of the limiting sheet 9 is fixedly connected with the piston shaft cylinder 7, and the outside does not contact the inside of the cylinder outer tube 1, the limiting sheet 9 can control the longest limit of the piston shaft cylinder 7, the end of the piston shaft cylinder 7 close to the piston 8 is provided with more than one piston shaft cylinder medium through hole 25, the piston shaft cylinder medium through hole 25 is arranged on the side wall of the piston shaft cylinder 7 between the piston 8 and the limiting sheet 9, and can make the medium (gas or liquid) flow in and out of the piston shaft cylinder 7, the lower end of the piston shaft cylinder 7 is provided with a piston shaft cylinder outer end lug 20, the piston shaft cylinder outer end lug 20 connects one end of the telescopic transmission component, the piston shaft cylinder 7 can move through the cylinder outer tube end seal 3 ring and the cylinder inner tube end seal 12 ring outside, and is movably sealed to make telescopic movement. Referring to; Figures 1 to 5 The rest is the same as example 1.

[0022] In the embodiment 3, the outer cylinder 1 is provided with the medium inlet and outlet A4 on the two end side walls respectively and the medium inlet and outlet B6 on the lower end side wall. The medium (gas or liquid) enters or exits the piston cavity 5 through the medium inlet and outlet A4 or the medium inlet and outlet B6 to generate pressure to push the piston 8 to move and make the piston shaft cylinder 7 stretch and contract. When the medium (gas or liquid) enters the piston cavity 5 through the medium inlet and outlet A4 and the medium (gas or liquid) in the piston cavity 5 is discharged through the medium inlet and outlet B6, the pressure is generated to push the piston 8 to move and make the piston shaft cylinder 7 stretch. When the medium (gas or liquid) enters the piston cavity 5 through the medium inlet and outlet B6 and the medium (gas or liquid) in the piston cavity 5 is discharged through the medium inlet and outlet A4, the pressure is generated to push the piston 8 to move and make the piston shaft cylinder 7 contract. It is to be noted that the medium inlet and outlet B6 can not be provided and the end sealing port 3 of the outer cylinder and the end sealing port 12 of the inner cylinder are not sealed. When the medium (gas or liquid) enters or exits the piston cavity 5 through the medium inlet and outlet A4, the medium (gas or liquid) enters the piston cavity 5 through the medium inlet and outlet A4 to generate pressure to push the piston 8 to move and make the piston shaft cylinder 7 stretch. When the medium (gas or liquid) in the piston cavity 5 is discharged through the medium inlet and outlet A4, the piston 8 is not pushed to move by the pressure in the piston cavity 5, but the piston shaft cylinder 7 is pushed to contract by the external pressure generated by the components connected to the two ends of the power cylinder. Figures 1 to 5 The rest is the same as the above embodiment.

[0023] The rotating device 24 comprises a transmission rod outer end lug 21, a telescopic rotating cylinder outer end lug 22, a telescopic rotating cylinder 13, an outer tooth rolling bearing 14, a telescopic rotating cylinder rolling bearing 15, a transmission rod 16, a transmission rod rolling bearing 17, a vertical strip gear 18, etc. The upper end of the transmission rod 16 is provided with the transmission rod outer end lug 21, which is connected with the power device component or the component that needs to be rotated; or it can also be connected with the component that needs to be telescopically transmitted (the transmission rod outer end lug 21 and the component that needs to be telescopically transmitted can be fixedly connected by a rolling bearing, so that the transmission rod outer end lug 21 can realize telescopic movement and rotating movement at the same time). The end of the transmission rod 16 close to the transmission rod outer end lug 21 is provided with the transmission rod rolling bearing 17, which is fixedly connected with the transmission rod 16. The lower end of the transmission rod 16 is provided with the fixedly connected vertical strip gear 18. The outer periphery of the vertical strip gear 18 is provided with more than one vertical strip tooth. The diameter of the vertical strip gear 18 is larger than that of the transmission rod 16. The outer periphery of the vertical strip gear 18 is provided with the telescopic rotating cylinder 13. The inner side of the telescopic rotating cylinder 13 is provided with more than one vertical strip tooth pattern, which is matched with the vertical strip tooth of the vertical strip gear 18. The vertical strip gear 18 can slide up and down in the telescopic rotating cylinder 13. The transmission rod 16 drives the telescopic rotating cylinder 13 to rotate through the cooperation of the vertical strip gear 18 and the vertical strip tooth pattern. The upper end of the telescopic rotating cylinder 13 is provided with the fixedly connected outer tooth rolling bearing 14. The outer periphery of the outer tooth rolling bearing 14 is provided with more than one vertical strip tooth. The lower end of the telescopic rotating cylinder 13 is provided with the telescopic rotating cylinder outer end lug 22, which is connected with the power device component or the component that needs to be rotated; or it can also be connected with the component that needs to be telescopically transmitted (the telescopic rotating cylinder outer end lug 22 and the component that needs to be telescopically transmitted can be fixedly connected by a rolling bearing, so that the telescopic rotating cylinder outer end lug 22 can realize telescopic movement and rotating movement at the same time). The end of the telescopic rotating cylinder 13 close to the telescopic rotating cylinder outer end lug 22 is provided with the telescopic rotating cylinder rolling bearing 15, which is fixedly connected with the telescopic rotating cylinder 13. The axis sliding range between the outer periphery of the vertical strip gear 18 and the inner side of the telescopic rotating cylinder 13 is arranged in parallel. The part of the telescopic rotating cylinder 13 above the telescopic rotating cylinder rolling bearing 15 is arranged in parallel between the cylinder inner cylinder 11 and the piston shaft cylinder 7. Figures 1 to 5 The rest is the same as the above-mentioned embodiment.

[0024] In the embodiment 5, the transmission rod rolling bearing 17 is arranged near the cylinder outer tube end seal 2, the outer end of the transmission rod rolling bearing 17 is fixedly connected with the upper end of the cylinder inner tube 11, the inner side of the cylinder inner tube 11 is provided with one or more than one sliding groove penetrating up and down and is matched with the vertical tooth of the outer tooth rolling bearing 14, the outer tooth rolling bearing 14 can slide along the axis of the cylinder inner tube 11, the outer end of the telescopic rotary cylinder rolling bearing 15 is fixedly connected with the lower end of the piston shaft cylinder 7, the telescopic rotary cylinder 13 can drive the telescopic rotary cylinder 13 to extend and retract through the sliding action between the cylinder inner tube 11, the transmission rod 16 and the vertical tooth gear 18; the telescopic rotary cylinder 13 can drive the telescopic rotary cylinder 13 to rotate through the rotation of the transmission rod 16 and the vertical tooth gear 18 through the rolling action of the transmission rod rolling bearing 17, the outer tooth rolling bearing 14 and the telescopic rotary cylinder rolling bearing 15; so that the power cylinder can realize the extension and retraction and rotation at the same time. When the cylinder retraction device 23 is in the retracted state, the vertical tooth gear 18 at the lower end of the telescopic rotary cylinder 13 is arranged near the lower end of the cylinder outer tube 1, the lower end of the piston shaft cylinder 7 is out of the lower end of the cylinder outer tube 1, the lower end of the telescopic rotary cylinder 13 is out of the lower end of the piston shaft cylinder 7, and the upper end of the transmission rod 16 is out of the upper end of the cylinder outer tube 1. Referring to Figures 1 to 5 The rest is the same as the above-mentioned embodiment.

[0025] In the embodiment 6, the transmission rod rolling bearing 17, the outer tooth rolling bearing 14, the vertical tooth gear 18 and the telescopic rotary cylinder rolling bearing 15 in the cylinder outer tube 1 can be arranged in one or more than one. Referring to Figures 1 to 5 The rest is the same as the above-mentioned embodiment.

[0026] In the embodiment 7, the cylinder outer tube outer end lug 19 and the piston shaft cylinder outer end lug 20 can be arranged in one or more than one, the cylinder outer tube outer end lug 19 and the piston shaft cylinder outer end lug 20 can be arranged in various shapes suitable for connecting the telescopic transmission components, the transmission rod outer end lug 21 and the telescopic rotary cylinder outer end lug 22 can be arranged in various shapes suitable for connecting the power device components or connecting the components needing rotation. Referring to Figures 1 to 5 The rest is the same as the above-mentioned embodiment.

[0027] The above-mentioned is only the preferred embodiment of the present application and is not used to limit the present application. For the person skilled in the art, the present application can have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A telescoping and rotating power cylinder, characterized by: It includes cylinder telescopic device (23) and rotating device (24), rotating device (24) is arranged inside cylinder telescopic device (23), cylinder telescopic device (23) includes piston shaft cylinder (7), piston (8), cylinder outer cylinder (1) and cylinder inner cylinder (11) sleeved in cylinder outer cylinder (1), piston cavity (5) is formed between cylinder outer cylinder (1) and cylinder inner cylinder (11), piston shaft cylinder (7) and piston (8) are arranged in piston cavity (5), one end of piston shaft cylinder (7) is fixedly connected with piston (8), the other end extends out of cylinder outer cylinder (1), rotating device (24) includes transmission rod (16) and telescopic rotating cylinder (13), one end of transmission rod (16) extends out of cylinder inner cylinder (11), the other end is provided with vertical gear (18), the inner side of telescopic rotating cylinder (13) is provided with vertical gear teeth and is matched with vertical gear (18) installation, one end of telescopic rotating cylinder (13) extends out of cylinder inner cylinder (11), one end port of cylinder outer cylinder (1) is provided with cylinder outer cylinder end sealing (2), one end of transmission rod (16) is provided with transmission rod outer end lug (21), the end of transmission rod (16) close to transmission rod outer end lug (21) is provided with transmission rod rolling bearing (17), the transmission rod rolling bearing (17) is arranged in the vicinity of cylinder outer cylinder end sealing (2), the outer end of transmission rod rolling bearing (17) is fixedly connected with the port of cylinder inner cylinder (11), the upper port of telescopic rotating cylinder (13) is provided with fixedly connected outer tooth rolling bearing (14), the inner side of cylinder inner cylinder (11) is provided with upper and lower through one or more than one sliding groove and vertical gear of outer tooth rolling bearing (14) matched installation, the outer end of telescopic rotating cylinder rolling bearing (15) is fixedly connected with the port of piston shaft cylinder (7).

2. The telescoping and rotating power cylinder of claim 1, wherein: One end of the cylinder barrel (1) is provided with a fixedly connected cylinder barrel end sealing portion (2), which is annular, and one end of the cylinder inner barrel (11) is fixedly connected to the inside of the annular cylinder barrel end sealing portion (2), and one end of the cylinder barrel end sealing portion (2) is provided with a cylinder barrel outer end lug (19), the other end of the cylinder barrel (1) is provided with a fixedly connected cylinder barrel end sealing opening (3), which is annular, and the other end of the cylinder inner barrel (11) is provided with a fixedly connected cylinder inner barrel end sealing opening (12), which is annular, and a piston shaft barrel (7) is arranged between the cylinder barrel (1) and the cylinder inner barrel (11), which is cylindrical, and the piston shaft barrel (7) is arranged in parallel with the cylinder barrel (1) and the cylinder inner barrel (11), one end of the piston shaft barrel (7) is provided with a fixedly connected piston (8), which is annular, and the piston (8) is arranged between the cylinder barrel (1) and the cylinder inner barrel (11), the upper surface of the piston (8) is provided with a fixedly connected piston shaft barrel return spring (10), one end of the piston shaft barrel (7) close to the piston (8) is provided with a limiting sheet (9), which is annular and arranged between the cylinder barrel (1) and the piston shaft barrel (7), the inside of the limiting sheet (9) is fixedly connected to the outside of the piston shaft barrel (7), and the outside is not in contact with the inside of the cylinder barrel (1), and one end of the piston shaft barrel (7) close to the piston (8) is provided with more than one piston shaft barrel medium through hole (25), and the other end of the piston shaft barrel (7) is provided with a piston shaft barrel outer end lug (20).

3. The telescoping and rotating power cylinder of claim 1, wherein: The two end side walls of the cylinder barrel (1) are respectively provided with a medium inlet and outlet A (4) and a medium inlet and outlet B (6).

4. The telescoping and rotating power cylinder of claim 1, wherein: One end of the transmission rod (16) is provided with a transmission rod outer end lug (21), one end of the transmission rod (16) close to the transmission rod outer end lug (21) is provided with a transmission rod rolling bearing (17), the transmission rod (16) passes through the transmission rod rolling bearing (17) and is fixedly connected, the other end of the transmission rod (16) is provided with a fixedly connected vertical bar gear (18), the periphery of the vertical bar gear (18) is provided with more than one vertical bar tooth, the diameter of the vertical bar gear (18) is greater than the diameter of the transmission rod (16), the outer surface of the vertical bar gear (18) is provided with a telescopic rotating barrel (13), the inside of the telescopic rotating barrel (13) is provided with more than one vertical bar tooth pattern which penetrates up and down and is matched with the vertical bar tooth of the vertical bar gear (18), one end of the telescopic rotating barrel (13) is provided with a fixedly connected outer tooth rolling bearing (14), the periphery of the outer tooth rolling bearing (14) is provided with more than one vertical bar tooth, the other end of the telescopic rotating barrel (13) is provided with a telescopic rotating barrel outer end lug (22), one end of the telescopic rotating barrel (13) close to the telescopic rotating barrel outer end lug (22) is provided with a telescopic rotating barrel rolling bearing (15), and the telescopic rotating barrel (13) passes through the telescopic rotating barrel rolling bearing (15) and is fixedly connected.

5. The telescoping and rotating power cylinder of claim 1, wherein: The transmission rod rolling bearing (17), the outer tooth rolling bearing (14), the vertical bar gear (18), and the telescopic rotating cylinder rolling bearing (15) in the cylinder outer tube (1) are provided with more than one.

6. The telescoping and rotating power cylinder of claim 2, wherein: The cylinder outer tube outer end connecting lug (19) and the piston shaft cylinder outer end connecting lug (20) are provided with more than one.

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