CN211852343U

CN211852343U - Double-piston-rod guiding type lifting oil cylinder

Info

Publication number: CN211852343U
Application number: CN201922117015.7U
Authority: CN
Inventors: 何志成
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 a two piston rod direction formula lift cylinder, which comprises an outer shell, the outside positive intermediate position movable mounting of shell has the access cover, the avris fixed position in the outside of shell has sealed end cap, the avris fixed position of the outside inboard of shell has sealed blanking cap, the inside bottom position movable mounting of shell has the hydraulic stem, the outside inboard fixed mounting of hydraulic stem has the connection inserted block, the outside fixed mounting of hydraulic stem has the activity stopper, interconnect between sealed end cap and the piston rod is passed in the outside of hydraulic stem. This double-piston rod direction formula lift cylinder combines the problem that prior art exists to carry out great degree optimization improvement to overall structure, through being inside communicating disjunctor structure with global design to the double-piston rod structure has been add to the correspondence, can promote holistic stability in use by a wide margin, can play better guide effect to whole normal use work in the in-service use work.

Description

Double-piston-rod guiding type lifting oil cylinder

Technical Field

The utility model relates to a hydro-cylinder technical field specifically is a two piston rod direction formula lift cylinder.

Background

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

However, existing oil cylinders in the existing market mostly have the defects that the use stability of the overall structure is general, and some special work requirements are difficult to meet, so that the overall use effect and the work performance are general, and the interior cannot provide a corresponding guide function for the whole in the actual application use work, so that the overall use functionality is greatly limited, and the overall application range is narrow.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-piston rod direction formula lift cylinder to the stability in use who proposes overall structure in solving above-mentioned background is comparatively general, is difficult to satisfy some special work demands, so that holistic result of use and working property are comparatively general, and inside can't provide corresponding direction function to whole in practical application use work, make holistic use functionality receive great restriction, thereby lead to the narrower problem of whole application scope.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two piston rod direction formula lift cylinder, includes the shell, the outside positive intermediate position movable mounting of shell has the access cover, the avris position fixed mounting in the outside of shell has sealed end cap, the avris position fixed mounting of the outside inboard of shell has sealed blanking cover, the inside bottom position movable mounting of shell has the hydraulic stem, the inlet port has been seted up in the middle of sealed end cap is outside, the outside inboard intermediate position fixed mounting of sealed blanking cover has the assembly ear, the oil outlet has been seted up to the intermediate position of the outside avris of sealed blanking cover, the slot has been seted up to the intermediate position of the outside avris of sealed blanking cover, the outside inboard fixed mounting of hydraulic stem has the connection inserted block, the outside fixed mounting of hydraulic stem has the movable plug, the outside of hydraulic stem passes interconnect between sealed end cap and the piston rod.

Preferably, the whole shell is of a hollow integrated structure formed by connecting two cylinders, the sealing plug is of a disc-shaped structure, two sealing plugs with the same specification are symmetrically and fixedly arranged on the outer side of the shell, and the sealing plug is of an integrated structure formed by connecting two discs.

Preferably, the outer diameter of the inner side of the sealing plug is matched with the inner diameter of the inner side of the shell, the outer diameter of the hydraulic rod is matched with the inner diameter of the movable plug, and two hydraulic rods with the same specification are symmetrically and movably arranged inside the shell and the whole outer part of the hydraulic rod.

Preferably, the assembling lug is internally provided with an assembling hole with a circular hollow through hole structure, and the outer diameter of the piston rod is matched with the inner diameter of the sealing plug.

Preferably, the outside fixed mounting of piston rod has sealed blanking cover, and the intermediate position fixed mounting in the outside of sealed blanking cover has the engaging lug, the connecting hole has been seted up to the intermediate position of engaging lug inside.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the double-piston rod guide type lifting oil cylinder is optimized and improved to a greater extent by combining the problems in the prior art, the integral structure is designed into a connected structure with communicated inner parts, and the double-piston rod structure is correspondingly added, so that the use stability of the integral structure can be greatly improved, and a better guide effect can be achieved on the integral normal use work in the actual application and use work;

2. according to the double-piston-rod guiding type lifting oil cylinder, the maintenance cover is additionally arranged, so that the oil cylinder is integrally more convenient to carry out periodic inspection or maintenance work in actual use work, the integral service life is correspondingly prolonged, and the integral application range is effectively enlarged on the basis of improving the integral comprehensive use performance.

Drawings

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

FIG. 2 is a schematic view of the internal split structure of the present invention;

fig. 3 is a schematic front structural view of the present invention.

In the figure: 1. a housing; 2. an access cover; 3. sealing the plug; 4. sealing the plugging cover; 5. a hydraulic lever; 6. an oil inlet hole; 7. assembling lugs; 8. an oil outlet hole; 9. a slot; 10. connecting the plug blocks; 11. a movable plug; 12. a piston rod; 13. an assembly hole; 14. assembling a plate; 15. connecting lugs; 16. and connecting the holes.

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. 1-3, the present invention provides a technical solution: a double-piston-rod guiding type lifting oil cylinder comprises a shell 1, an access cover 2, a sealing plug 3, a sealing plug cover 4, a hydraulic rod 5, an oil inlet hole 6, an assembling lug 7, an oil outlet hole 8, a slot 9, a connecting insert block 10, a movable plug 11, a piston rod 12, an assembling hole 13, a tooling plate 14, a connecting lug 15 and a connecting hole 16, wherein the access cover 2 is movably arranged at the middle position of the front outer side of the shell 1, the sealing plug 3 is fixedly arranged at the side position of the outer side of the shell 1, the sealing plug cover 4 is fixedly arranged at the side position of the outer inner side of the shell 1, the hydraulic rod 5 is movably arranged at the bottom position of the inner side of the shell 1, the oil inlet hole 6 is arranged in the middle of the outer part of the sealing plug cover 3, the assembling lug 7 is fixedly arranged at the middle position of the outer inner side of the sealing plug cover 4, the oil outlet hole 8 is arranged at, the inner side of the outer part of the hydraulic rod 5 is fixedly provided with a connecting insert 10, the outer part of the hydraulic rod 5 is fixedly provided with a movable plug 11, and the outer side of the outer part of the hydraulic rod 5 penetrates through the sealing plug 3 and is connected with the piston rod 12;

further, the shell 1 is integrally of a hollow integrated structure which is connected between the two cylinders, the sealing plug 3 is integrally of a disc-shaped structure, the two cylinders are symmetrically and fixedly arranged on the outer side of the shell 1 and have the same specification, and the sealing plug 4 is integrally of an integrated structure which is connected with the two discs, so that the reasonable stability of the integral structure is guaranteed.

Furthermore, the inside external diameter of sealed end cap 3 is identical with the internal diameter of the inside avris of shell 1, and the external diameter of hydraulic stem 5 is identical with the internal diameter of movable stopper 11, and hydraulic stem 5 and its outside whole have two of the same specification at the inside symmetrical movable mounting of shell 1 simultaneously, have effectively promoted holistic result of use and working property and then have strengthened holistic work efficiency.

Furthermore, the assembly lug 7 is internally provided with an assembly hole 13 with a circular hollow through hole structure, the outer diameter of the piston rod 12 is matched with the inner diameter of the sealing plug 3, and the integral use functionality can be effectively enriched through the mutual corresponding matching relationship of the structures;

furthermore, the sealing plug cover 4 is fixedly mounted on the outer side of the piston rod 12, the connecting lug 15 is fixedly mounted at the middle position of the outer side of the sealing plug cover 4, the connecting hole 16 is formed in the middle position of the inner portion of the connecting lug 15, connection work with external equipment or workpieces is facilitated, and the application range of the whole body is effectively expanded on the basis of improving the comprehensive use performance of the whole body.

The working principle is as follows: an access cover 2 is movably arranged at the middle position of the front outside of the shell 1, a sealing plug 3 is fixedly arranged at the side position of the outside of the shell 1, a sealing plug cover 4 is fixedly arranged at the side position of the inside outside of the shell 1, the shell 1 is integrally of a hollow integrated structure formed by connecting two cylinders, the sealing plug 3 is integrally of a disc-shaped structure, two sealing plugs with the same specification are symmetrically and fixedly arranged at the outside of the shell 1, the sealing plug cover 4 is integrally of an integrated structure formed by connecting two discs, the reasonable stability of the integrated structure is ensured, a hydraulic rod 5 is movably arranged at the bottom position inside the shell 1, the outside diameter of the inside of the sealing plug 3 is identical with the inside diameter of the inside side of the shell 1, the outside diameter of the hydraulic rod 5 is identical with the inside diameter of the movable plug 11, and two sealing plugs 5 and the outside thereof are symmetrically and movably arranged inside the shell 1, the whole using effect and the working performance are effectively improved, the whole working efficiency is further enhanced, an oil inlet hole 6 is formed in the middle of the outer portion of the sealing plug 3, an assembling lug 7 is fixedly installed at the middle position of the inner side of the outer portion of the sealing plug 4, an oil outlet hole 8 is formed in the middle position of the side of the outer portion of the sealing plug 4, a slot 9 is formed in the middle position of the side of the outer portion of the sealing plug 4, a connecting insert block 10 is fixedly installed at the inner side of the outer portion of the hydraulic rod 5, a movable plug 11 is fixedly installed at the outer portion of the hydraulic rod 5, the outer portion of the hydraulic rod 5 penetrates through the sealing plug 3 to be mutually connected with a piston rod 12, an assembling hole 13 of a circular hollow through hole structure is formed in the assembling lug 7, the outer diameter size of the piston rod 12 is identical with the, the outside fixed mounting of piston rod 12 has sealed blanking cover 4, and the intermediate position fixed mounting in the outside of sealed blanking cover 4 has engaging lug 15, and connecting hole 16 has been seted up to the intermediate position of engaging lug 15 inside, conveniently carries out the connection work with external equipment or work piece, and the disjunctor inner structure of shell 1 can provide high-efficient stable direction work for piston rod 12, and then has effectively enlarged holistic application scope on the basis that has promoted whole comprehensive usability.

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 a two piston rod direction formula lift cylinder, includes the shell, its characterized in that: the outside positive intermediate position movable mounting of shell has the access cover, the avris position fixed mounting in the outside of shell has sealed end cap, the avris position fixed mounting of the outside inboard of shell has sealed blanking cover, the inside bottom position movable mounting of shell has the hydraulic stem, the inlet port has been seted up in the middle of sealed end cap is outside, the intermediate position fixed mounting of the outside inboard of sealed blanking cover has the assembly ear, the oil outlet has been seted up to the intermediate position of the outside avris of sealed blanking cover, the slot has been seted up to the intermediate position of the outside avris of sealed blanking cover, the outside inboard fixed mounting of hydraulic stem has the connection inserted block, the outside fixed mounting of hydraulic stem has the movable plug, the outside of hydraulic stem passes interconnect between sealed end cap and the piston rod.

2. The double-piston-rod guiding type lifting oil cylinder according to claim 1, characterized in that: the shell is integrally of a hollow integrated structure formed by connecting two cylinders, the sealing plug is integrally of a disc-shaped structure, two sealing plugs are symmetrically and fixedly mounted on the outer side of the shell, the two sealing plugs are of an integrated structure formed by connecting two discs.

3. The double-piston-rod guiding type lifting oil cylinder according to claim 1, characterized in that: the outer diameter of the inner side of the sealing plug is matched with the inner diameter of the inner side of the shell, the outer diameter of the hydraulic rod is matched with the inner diameter of the movable plug, and two hydraulic rods and the outer whole of the hydraulic rods are symmetrically and movably arranged in the shell, wherein the two hydraulic rods are the same in specification.

4. The double-piston-rod guiding type lifting oil cylinder according to claim 1, characterized in that: the inside of the assembling lug is provided with an assembling hole with a circular hollow through hole structure, and the outer diameter of the piston rod is matched with the inner diameter of the sealing plug.

5. The double-piston-rod guiding type lifting oil cylinder according to claim 1, characterized in that: the outside fixed mounting of piston rod has sealed blanking cover, and the intermediate position fixed mounting in the outside of sealed blanking cover has the engaging lug, the connecting hole has been seted up to the intermediate position of engaging lug inside.