CN211852347U

CN211852347U - Anti-rotation type sealing hydraulic oil cylinder

Info

Publication number: CN211852347U
Application number: CN201922117292.8U
Authority: CN
Inventors: 沈志强
Original assignee: Wuxi Shenjia Hydraulic Technology Co ltd
Current assignee: Wuxi Shenjia Hydraulic Technology Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-11-03
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses an prevent sealed hydraulic cylinder of rotary type, including main part A, its characterized in that: the left end fixed mounting of main part A has first connecting block, first connecting hole has been seted up to both ends are fixed around the first connecting block, main part A's right-hand member fixed mounting has the fuselage, the right-hand member fixed mounting of fuselage has main part B, through anchor strut fixed connection between main part B and the main part A, the anchor strut symmetric distribution is in main part B and main part A's four corners department. This prevent sealed hydraulic cylinder of rotary type through installation activity stopper, can be spacing with the connecting piece of second connecting block and piston rod, makes its during operation can not rotate to cause the influence to work, the installation gag lever post can play the connecting action simultaneously, also can play the supporting role when hydraulic cylinder resets simultaneously, has improved job stabilization nature greatly, has improved this hydraulic cylinder's life simultaneously.

Description

Anti-rotation type sealing hydraulic oil cylinder

Technical Field

The utility model relates to a hydraulic cylinder technical field specifically is a prevent sealed hydraulic cylinder of rotating.

Background

The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and makes linear reciprocating motion. The reciprocating motion device has simple structure and reliable work, can avoid a speed reducer when the reciprocating motion is realized, has no transmission clearance, and moves stably, thereby being widely applied to hydraulic systems of various machines.

Pneumatic cylinder output power and piston effective area and the pressure differential on both sides are directly proportional, and the pneumatic cylinder comprises cylinder and cylinder cap, piston and piston rod, sealing device, buffer and exhaust apparatus basically, and buffer and exhaust apparatus are decided according to specific application occasion, and other devices are then indispensable, but current hydraulic cylinder leakproofness is relatively poor, makes inside fluid spill easily to block up the piston, hydraulic cylinder can the unexpected rotation appear at the during operation simultaneously, thereby arouse misoperation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an prevent sealed hydraulic cylinder of rotating-type to it is relatively poor to provide the leakproofness in solving above-mentioned background art, makes inside fluid spill easily, thereby blocks up the piston, and hydraulic cylinder can be unexpected rotatory at the during operation simultaneously, thereby arouses misoperation's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti-rotation type seals hydraulic cylinder, includes main part A, main part A's left end fixed mounting has first connecting block, first connecting hole has been seted up to both ends are fixed around first connecting block, main part A's right-hand member fixed mounting has the fuselage, the right-hand member fixed mounting of fuselage has main part B, through anchor strut fixed connection between main part B and the main part A, the anchor strut symmetric distribution is in main part B and main part A's four corners department, main part B's right-hand member movable mounting has the piston rod, the left end of piston rod passes main part B and fuselage and extends to inside the fuselage, the right-hand member fixed mounting of piston rod has the second connecting block, both ends fixed mounting has the second connecting hole around the second connecting block.

Preferably, the outside movable mounting that lies in the fuselage between main part A and the main part B has movable stopper, anchor strut and fuselage run through movable stopper, the fixed mount that is provided with in upper and lower both ends of movable stopper, mount and movable stopper structure as an organic whole, the right-hand member fixed mounting of mount has the gag lever post, the upper end fixed mounting of second connecting block has the connecting rod, gag lever post and connecting rod fixed connection.

Preferably, an outer base is fixedly mounted at the left end of the interior of the machine body, an inner base is fixedly arranged at the left end of the outer base, an inner shaft is fixedly connected to the left end of the inner base, the inner shaft is of a telescopic structure, a piston block is fixedly connected to the left end of the inner shaft, and the left end of the piston block is fixedly connected with the piston rod.

Preferably, the outer base and the inner base are externally and fixedly wrapped with a first sealing gasket.

Preferably, the right end of fuselage is fixed and is provided with the sealing ring, the sealing ring and outer base looks adaptation, the right end fixed mounting of sealing ring has the second to seal up.

Preferably, the limiting rod penetrates through the second connecting block.

Compared with the prior art, the beneficial effects of the utility model are that: the anti-rotation type sealing hydraulic oil cylinder has the advantages that the movable limiting block is arranged, the connecting piece of the second connecting block and the piston rod can be limited, so that the connecting piece cannot rotate when the sealing hydraulic oil cylinder works, the work is influenced, meanwhile, the limiting rod is arranged, the connecting function can be realized, meanwhile, the supporting function can also be realized when the hydraulic oil cylinder resets, the working stability is greatly improved, and meanwhile, the service life of the hydraulic oil cylinder is prolonged;

according to the anti-rotation sealing hydraulic oil cylinder, the telescopic inner shaft is arranged in the cylinder body, so that a piston rod is prevented from penetrating through the cylinder body from inside to outside to cause leakage of hydraulic oil, the sealing performance of the hydraulic oil cylinder is greatly improved, the first sealing gaskets are fixedly wrapped on the outer portions of the outer base and the inner base, the sealing performance of the cylinder body is greatly improved, and meanwhile, the sealing performance of the cylinder body is further improved by arranging the sealing rings and the second sealing gaskets;

this prevent sealed hydraulic cylinder of rotary runs through the second connecting block through setting up the gag lever post to adopt welded connected mode, improved the anti-torque force of gag lever post greatly, also can improve its holding power greatly simultaneously, further improve this hydraulic cylinder's job stabilization nature.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the internal three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the body of the present invention;

fig. 4 is a schematic view of the structure of the stop lever of the present invention.

In the figure: 1. a main body A; 2. a first connection block; 3. a first connection hole; 4. a body; 5. a main body B; 6. a reinforcing rod; 7. a piston rod; 8. a second connecting block; 9. a second connection hole; 10. a movable limiting block; 11. a fixed mount; 12. a limiting rod; 13. a connecting rod; 14. an outer base; 15. an inner base; 16. an inner shaft; 17. a piston block; 18. a first gasket; 19. a seal ring; 20. a second gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a prevent sealed hydraulic cylinder of rotary type, including main part A1, the left end fixed mounting of main part A1 has first connecting block 2, first connecting hole 3 has been seted up at both ends are fixed around first connecting block 2, the right-hand member fixed mounting of main part A1 has fuselage 4, the right-hand member fixed mounting of fuselage 4 has main part B5, through reinforcing bar 6 fixed connection between main part B5 and the main part A1, 6 symmetric distribution of reinforcing bar are in main part B5 and main part A1's four corners department, the right-hand member movable mounting of main part B5 has piston rod 7, main part B5 and fuselage 4 are passed and extend to inside fuselage 4 to the left end of piston rod 7, the right-hand member fixed mounting of piston rod 7 has second connecting block 8, both ends fixed mounting has second connecting hole 9 around second connecting block.

Further, the outside movable mounting that lies in fuselage 4 between main part A1 and the main part B5 has movable stopper 10, anchor strut 6 and fuselage 4 run through movable stopper 10, the fixed mount 11 that is provided with in upper and lower both ends of movable stopper 10, mount 11 and movable stopper 10 integrated structure, the right-hand member fixed mounting of mount 11 has gag lever post 12, the upper end fixed mounting of second connecting block 8 has connecting rod 13, gag lever post 12 and connecting rod 13 fixed connection, through installing movable stopper 10, can be spacing with the connecting piece of second connecting block 8 and piston rod 7, make its during operation can not rotate, thereby cause the influence to work, install gag lever post 12 simultaneously and can play the connection effect, also can play the supporting role when hydraulic cylinder resets simultaneously, the job stabilization nature is greatly improved, the life of this hydraulic cylinder has been improved simultaneously.

Further, the left end fixed mounting of the inside of fuselage 4 has outer base 14, the left end of outer base 14 is fixed and is provided with interior base 15, interior axle 16 in the left end fixedly connected with of interior base 15, interior axle 16 is extending structure, the left end fixedly connected with piston block 17 of interior axle 16, the left end and the piston rod 7 fixed connection of piston block 17, through axle 16 in 4 internally mounted scalabilities in fuselage, thereby avoided piston rod 7 by interior and outer fuselage 4 that runs through and cause hydraulic oil to reveal, this hydraulic cylinder's leakproofness has been improved greatly.

Further, the outer parts of the outer base 14 and the inner base 15 are fixedly wrapped with the first sealing gaskets 18, and the outer parts of the outer base 14 and the inner base 15 are fixedly wrapped with the first sealing gaskets 18, so that the sealing performance of the machine body 4 is greatly improved.

Further, the fixed sealing ring 19 that is provided with in right-hand member of fuselage 4, sealing ring 19 and outer base 14 looks adaptation, the right-hand member fixed mounting of sealing ring 19 has the sealed 20 of second, through the sealed 20 of installing sealing ring 19 and second, has further improved the leakproofness of fuselage 4.

Further, gag lever post 12 runs through second connecting block 8, runs through second connecting block 8 through setting up gag lever post 12 to adopt welded connected mode, improved gag lever post 12's moment of torsion resistance greatly, also can improve its holding power greatly simultaneously, further improve this hydraulic cylinder's job stabilization nature.

The working principle is as follows: firstly, when the hydraulic cylinder works, the movable limiting block 10 and the limiting rod 12 cooperate with the connecting piece of the second connecting block 8 and the piston rod 7 for limiting, so that the hydraulic cylinder does not rotate when working, thereby causing influence on the work, meanwhile, the limiting rod 12 can be installed to play a role in connection, and simultaneously play a role in supporting when the hydraulic cylinder is reset, thereby greatly improving the working stability, the limiting rod 12 is arranged to penetrate through the second connecting block 8, and a welding connection mode is adopted, thereby greatly improving the anti-torque force of the limiting rod 12, simultaneously greatly improving the supporting force thereof, further improving the working stability of the hydraulic cylinder, when the second connecting block 8 of the hydraulic cylinder is reset, the limiting rod 12, the reinforcing rod 6 and the machine body 4 play a role in supporting simultaneously, when the hydraulic cylinder moves, the hydraulic oil pushes the piston block 17 to move, the inner shaft 16 is of a telescopic structure and can move along with the piston block, thereby avoided piston rod 7 to run through fuselage 4 from inside to outside and caused hydraulic oil to reveal, improved this hydraulic cylinder's leakproofness greatly, the external fixation parcel of outer base 14 and inner base 15 has first sealed pad 18, has improved fuselage 4 leakproofness greatly to installation sealing ring 19 and second sealed pad 20 have further improved fuselage 4's leakproofness.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides an prevent sealed hydraulic cylinder of rotary type, includes main part A, its characterized in that: the left end fixed mounting of main part A has first connecting block, first connecting hole has been seted up at both ends fixed around the first connecting block, main part A's right-hand member fixed mounting has the fuselage, the right-hand member fixed mounting of fuselage has main part B, through anchor strut fixed connection between main part B and the main part A, the anchor strut symmetric distribution is in main part B and main part A's four corners department, main part B's right-hand member movable mounting has the piston rod, the left end of piston rod passes main part B and fuselage and extends to inside the fuselage, the right-hand member fixed mounting of piston rod has the second connecting block, both ends fixed mounting has the second connecting hole around the second connecting block.

2. An anti-rotation sealed hydraulic ram according to claim 1, characterised in that: the utility model discloses a fixing device for the aircraft engine, including main part A and main part B, be located the outside movable mounting of fuselage between main part A and the main part B and have movable stopper, anchor strut and fuselage run through movable stopper, the fixed mount that is provided with in upper and lower both ends of movable stopper, mount and movable stopper structure as an organic whole, the right-hand member fixed mounting of mount has the gag lever post, the upper end fixed mounting of second connecting block has the connecting rod, gag lever post and connecting rod fixed connection.

3. An anti-rotation sealed hydraulic ram according to claim 1, characterised in that: the novel multifunctional aircraft engine is characterized in that an outer base is fixedly mounted at the left end of the interior of the engine body, an inner base is fixedly arranged at the left end of the outer base, an inner shaft is fixedly connected to the left end of the inner base, the inner shaft is of a telescopic structure, a piston block is fixedly connected to the left end of the inner shaft, and the left end of the piston block is fixedly connected with the piston rod.

4. An anti-rotation sealed hydraulic ram according to claim 3, characterised in that: the outer base and the inner base are fixedly wrapped with first sealing gaskets.

5. An anti-rotation sealed hydraulic ram according to claim 3, characterised in that: the right-hand member of fuselage is fixed and is provided with the sealing ring, sealing ring and outer base looks adaptation, the right-hand member fixed mounting of sealing ring has the second to seal up.

6. An anti-rotation sealed hydraulic ram according to claim 2, characterised in that: the limiting rod penetrates through the second connecting block.