Long-life adjustable pneumatic rod

Abstract

The utility model relates to the technical field of pneumatic rods, in particular to a long-service-life adjustable pneumatic rod which comprises a pneumatic rod shell, a piston is arranged in the pneumatic rod shell, and a piston rod is connected to the piston. A threaded shell is further arranged on the pneumatic rod shell, an adjusting shell is further arranged on the pneumatic rod shell through the threaded shell, a rotatable adjusting end is arranged at the end, close to the piston rod, of the adjusting shell, and threads matched with the threaded shell are arranged on the inner side of the adjusting end. A dustproof ring is further arranged at one end of the shell and arranged on the movable rod in a sleeving mode. The pneumatic rod has the advantages that the length of the pneumatic rod can be accurately adjusted, and the adaptability of the pneumatic rod is improved; the threaded shell further has the function of protecting the pneumatic rod shell. And a dustproof ring is arranged, so that dust and dirt can be prevented from entering the pneumatic rod, and internal components are protected from being damaged.

Description

TECHNICAL FIELD

[0001] The utility model relates to pneumatic rod technical field especially long life adjustable pneumatic rod. BACKGROUND

[0002] Pneumatic rod, also known as cylinder piston rod, is a key component in pneumatic equipment, mainly used for converting pneumatic force into mechanical movement; the working principle of pneumatic rod is based on the change of air pressure, which is mainly composed of cylinder and rod, when the gas in the cylinder is compressed, the pneumatic rod will be subjected to pressure and start to move outward; on the contrary, when the gas in the cylinder is released, the pneumatic rod will be returned to the original position under the action of external force; however, the traditional pneumatic rod may have some problems in the long-term use process, such as short service life, poor adjustability, etc. SUMMARY

[0003] In order to overcome the above-mentioned problems, the utility model provides a long life adjustable pneumatic rod, which can adjust the length of the pneumatic rod, protect the pneumatic rod and prolong the service life.

[0004] The utility model discloses a long life adjustable pneumatic rod, including pneumatic rod shell, be provided with the piston in the pneumatic rod shell, be provided with the piston rod on the piston, the piston rod extends to the pneumatic rod shell outside one end of the pneumatic rod shell, still be provided with the threaded shell on the pneumatic rod shell, the threaded shell is sleeved on the pneumatic rod shell, and the pneumatic rod shell is still provided with the adjusting shell through the threaded shell, the one end close to the piston rod of adjusting shell is provided with rotatable adjusting end, and the inside of adjusting end is provided with the thread matched with threaded shell, the one end of adjustable shell is still provided with dust ring, and the dust ring is sleeved on the movable rod.

[0005] As preferred, the threaded shell is provided with a guide groove, and the adjusting shell is further provided with a guide rail matched with the guide groove.

[0006] As preferred, the adjusting end and the adjusting shell are connected through a rotating shaft.

[0007] The utility model discloses the beneficial effect is, through the setting of adjusting shell and threaded shell, the length of pneumatic rod can be accurately adjusted, the adaptability of pneumatic rod is improved, so that it can adapt to different working environment and task demand, the threaded shell is not only used for adjusting the length of pneumatic rod, but also has the effect of protecting the pneumatic rod shell, reduces the damage caused by impact, scratching or corrosion, etc. BRIEF DESCRIPTION OF DRAWINGS

[0008] The utility model is further explained in connection with the drawings and examples.

[0009] Figure 1 is a sectional view structure schematic diagram of the utility model;

[0010] Figure 2 is a structure schematic diagram of the utility model.

[0011] In the figure, 1, pneumatic rod shell; 2, piston; 3, piston rod; 4, threaded shell; 41, guide groove; 5, adjusting shell; 51, guide rail; 6, adjusting end; 7, dust ring. DETAILED DESCRIPTION

[0012] All features disclosed in this specification, and all steps of any methods or processes disclosed, may be combined in any combination, except combinations where at least some of the features and / or steps are mutually exclusive.

[0013] Any feature disclosed in this specification, unless stated otherwise, can be replaced by any equivalent or similar feature. That is, unless stated otherwise, each feature is one example only of a generic series of equivalent or similar features.

[0014] According to Figure 1 and Figure 2 As shown in the figure, a long-life adjustable pneumatic rod, comprising a pneumatic rod shell 1, a piston 2 is arranged in the pneumatic rod shell 1, a piston rod 3 is arranged on the piston 2, the piston rod 3 extends to the outside of the pneumatic rod shell 1 at one end of the pneumatic rod shell 1; A threaded shell 4 is further arranged on the pneumatic rod shell 1, the threaded shell 4 is sleeved on the pneumatic rod shell 1, the threaded shell 4 is not only used for adjusting the length of the pneumatic rod, but also has the effect of protecting the pneumatic rod shell 1, the threaded shell 4 is sleeved on the outside of the pneumatic rod shell 1, forming an additional protective layer, which can prevent the pneumatic rod shell 1 from being directly exposed to the outside environment, thereby reducing damage caused by impact, scratching or corrosion; The pneumatic rod shell 1 is further provided with an adjusting shell 5 through the threaded shell 4, a rotatable adjusting end 6 is arranged on one end of the adjusting shell 5 close to the piston rod 3, a thread is arranged on the inside of the adjusting end 6, which cooperates with the threaded shell 4, by rotating the adjusting end 6, the length of the pneumatic rod can be adjusted, when the adjusting end 6 is rotated, the thread in the threaded shell 4 is cooperated with each other, so that the pneumatic rod shell 1 can be stretched along the length direction of the adjusting shell 5, thereby realizing the accurate adjustment of the length of the pneumatic rod, the user can accurately control the length of the pneumatic rod, thereby realizing the accurate control of the mechanical movement; A dust ring 7 is further arranged at one end of the adjustable shell, the dust ring 7 is sleeved on the movable rod, which is used for preventing dust and dirt from entering the inside of the pneumatic rod, protecting the internal components from being damaged, and prolonging the service life of the pneumatic rod.

[0015] The threaded shell 4 is provided with a guide groove 41, and the adjusting shell 5 is further provided with a guide rail 51 matched with the guide groove 41, and the design of the guide groove 41 and the guide rail 51 ensures the smooth movement of the adjusting shell during adjustment, and ensures that the adjustment can be realized by rotating the adjusting end 6.

[0016] The adjusting end 6 is connected with the adjusting shell 5 through a rotating shaft, so that the adjusting end 6 can rotate, thereby realizing the adjustment of the length of the pneumatic rod.

[0017] The design scheme is ingenious, the length of the pneumatic rod can be accurately adjusted through the setting of the adjusting shell 5 and the threaded shell 4, the adaptability of the pneumatic rod is improved, the pneumatic rod can adapt to different working environments and task requirements, and adjustment can be made according to the needs of users; the threaded shell 4 is used not only for adjusting the length of the pneumatic rod, but also for protecting the pneumatic rod shell 1, so that the pneumatic rod shell 1 is prevented from being directly exposed to the external environment, thereby reducing damage caused by impact, scratching or corrosion; the setting of the dust ring 7 can prevent dust and dirt from entering the pneumatic rod, and protect internal components from damage.

[0018] The utility model is not limited to the foregoing specific embodiments. The utility model extends to any new feature or any new combination disclosed in the specification, and any new method or process step or any new combination.

Claims

1. A long-life adjustable pneumatic rod, characterized by: Including pneumatic rod shell (1), be provided with piston (2) in the pneumatic rod shell (1), be provided with piston rod (3) on the piston (2), the piston rod (3) extends to the outside of pneumatic rod shell (1) to the one end of pneumatic rod shell (1); The threaded shell (4) is sleeved on the pneumatic rod shell (1), and the threaded shell (4) is provided with guide groove (41); The threaded shell (4) is provided with the adjusting shell (5) outside, and the adjusting shell (5) is equipped with the guide rail (51) matched with the guide groove (41); The one end of the adjusting shell (5) is close to the piston rod (3) and is rotatably connected with the rotatable adjusting end (6) through the rotating shaft, and the inside of the adjusting end (6) is equipped with the screw thread matched with the threaded shell (4); The one end of the adjusting shell (5) is also provided with the dust ring (7), and the dust ring (7) is sleeved on the piston rod (3).

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