CN210949357U

CN210949357U - Conveniently-detached sealed hydraulic cylinder barrel

Info

Publication number: CN210949357U
Application number: CN201922080383.9U
Authority: CN
Inventors: 吴招珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-07
Anticipated expiration: 2029-11-27

Abstract

The utility model provides a canned type hydraulic cylinder that conveniently dismantles, including connecting screw, lock nut, fixing bolt, clamp the seat, the connector, first main seal circle, circular sealing ring and second main seal circle, the end face welding has the connector under the earrings seat, the inside interlude of connector has fixing bolt, circular sealing ring is installed to the dust ring downside, the laminating of cylinder up end has first main seal circle, the laminating of terminal surface has the second main seal circle under the cylinder, the inside left side interlude of fixing base has connecting screw, connecting screw annular side upside meshing has lock nut, the lock nut downside is equipped with and clamps the seat, the problem of the inconvenient dismantlement of original hydraulic cylinder has been solved in this design, the utility model discloses rational in infrastructure, the convenience is dismantled hydraulic cylinder, and easy operation, therefore, the clothes hanger is strong.

Description

Conveniently-detached sealed hydraulic cylinder barrel

Technical Field

The utility model relates to a canned type hydraulic cylinder that conveniently dismantles belongs to pneumatic cylinder technical field.

Background

The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and makes linear reciprocating motion. It has simple structure and reliable operation. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems. The output force of the hydraulic cylinder is in direct proportion to the effective area of the piston and the pressure difference between the two sides of the effective area; the hydraulic cylinder is basically composed of a cylinder barrel and a cylinder cover, a piston and a piston rod, a sealing device, a buffering device and an exhaust device. The damping device and the exhaust device are determined according to specific application occasions, and other devices are necessary.

Current pneumatic cylinder is better for the leakproofness, and the cylinder is the undetachable structure mostly, and the pneumatic cylinder is when using, receives external force to cause the damage back when the cylinder, can only carry out the whole change with the pneumatic cylinder, leads to use cost to increase, and the step is loaded down with trivial details, inconvenient use is dismantled to traditional detachable cylinder, and the problem that the aforesaid appears is solved to the canned type hydraulic cylinder that conveniently dismantles that now urgently needs one kind.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a canned type hydraulic cylinder that conveniently dismantles to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, the convenience is dismantled hydraulic cylinder, easy operation, and the practicality is strong.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a sealed hydraulic cylinder barrel convenient to disassemble comprises an earring seat, a piston rod, a dustproof ring, a cylinder barrel, a fixed seat and a mechanism convenient to disassemble, wherein the lower end face of the earring seat is connected with the piston rod, the dustproof ring is attached to the upper side of the annular side face of the piston rod, the fixed seat is installed on the lower side of the piston rod, the cylinder barrel is clamped on the upper end face of the fixed seat, the mechanism convenient to disassemble is arranged on the upper side of the fixed seat and comprises a connecting screw rod, a locking nut, a fixing bolt, a clamping seat, a connector, a first main sealing ring, a circular sealing ring and a second main sealing ring, the connector is welded on the lower end face of the earring seat, the fixing bolt is inserted into the connector, the circular sealing ring is installed on the lower side of the dustproof ring, the first main sealing ring is attached to the upper end face of, the left side of the inside of the fixing seat is inserted with a connecting screw rod in a penetrating mode, the upper side of the annular side face of the connecting screw rod is meshed with a locking nut, and the lower side of the locking nut is assembled with a clamping seat.

Furthermore, a fixing nut is meshed on the left side of the annular side face of the fixing bolt.

Furthermore, four groups of locking nuts are installed, and gaskets are attached to the lower end faces of the four groups of locking nuts.

Furthermore, two sets of earring seats are installed, and through holes are formed in the two sets of earring seats.

Further, the first main sealing ring and the second main sealing ring are matched with the cylinder barrel.

Further, the circular sealing ring and the dust ring are matched with the piston rod.

The utility model has the advantages that: the utility model discloses a canned type hydraulic cylinder that conveniently dismantles, because of the utility model discloses added connecting screw, lock nut, fixing bolt, clamped seat, connector, first main seal circle, circular sealing ring and second main seal circle, this convenient to design is dismantled the cylinder, has solved the problem of the inconvenient dismantlement of original hydraulic cylinder, has improved the utility model discloses a convenient to dismantle effect.

Four groups are installed because of lock nut, and the terminal surface laminating has the gasket under four groups of lock nut, and the gasket has improved tensile force between lock nut and the connecting screw, because of first main seal circle and second main seal circle and cylinder phase-match, this design has improved the sealed effect of first main seal circle and second main seal circle, because of circular sealing ring and dust ring and piston rod phase-match, this design has improved the sealed effect of circular sealing ring to the piston rod, inside the dust ring avoided the dust to get into the cylinder, the utility model discloses rational in infrastructure, the convenience is dismantled the hydraulic cylinder, easy operation, and the practicality is strong.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a sealed hydraulic cylinder barrel convenient to disassemble according to the present invention;

fig. 2 is a schematic structural view of a conveniently detachable mechanism in a sealed hydraulic cylinder of the present invention;

fig. 3 is a front sectional view of a conveniently detachable mechanism in a sealed hydraulic cylinder of the present invention;

in the figure: 1-earring seat, 2-piston rod, 3-dust ring, 4-cylinder, 5-fixed seat, 6-mechanism convenient to disassemble, 61-connecting screw rod, 62-locking nut, 63-fixing bolt, 64-clamping seat, 65-connector, 66-first main sealing ring, 67-circular sealing ring, 68-second main sealing ring and 631-fixing nut.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a canned type hydraulic cylinder that conveniently dismantles, includes earrings seat 1, piston rod 2, dust ring 3, cylinder 4, fixing base 5 and the mechanism 6 of being convenient for to dismantle, and 1 terminal surface is connected with piston rod 2 under the earrings seat, and 2 annular side upside laminatings of piston rod have dust ring 3, and fixing base 5 is installed to 2 downside of piston rod, and 5 up end cards of fixing base are equipped with cylinder 4, and 5 upsides of fixing base are provided with the mechanism 6 of being convenient for to dismantle.

Mechanism 6 includes connecting screw 61, lock nut 62, fixing bolt 63, clamp seat 64, connector 65, first main sealing washer 66, circular sealing ring 67 and second main sealing washer 68, the terminal surface welding has connector 65 under the earrings seat 1, the inside interlude of connector 65 has fixing bolt 63, circular sealing ring 67 is installed to 3 downside of dust ring, the laminating of 4 up end of cylinder has first main sealing washer 66, the laminating of 4 lower terminal surfaces of cylinder has second main sealing washer 68, 5 inside left sides interlude of fixing base have connecting screw 61, the meshing of connecting screw 61 annular side upside has lock nut 62, lock nut 62 downside is equipped with and clamps seat 64, the inconvenient problem of dismantling of original hydraulic cylinder has been solved in this design.

Fixing bolt 63 annular side left side meshing has fixation nut 631, fixation nut 631 has improved fixing bolt 63 fixity, lock nut 62 installs four groups, and the terminal surface laminating has the gasket under four groups of lock nut 62, the gasket has improved tensile force between lock nut 62 and the connecting screw 61, earring seat 1 installs two sets ofly, and two sets of earring seat 1 is inside to have seted up the through hole, the through hole makes things convenient for earring seat 1 to be connected with external hydraulic equipment, first main seal ring 66 and second main seal ring 68 and cylinder 4 phase-match, this design has improved first main seal ring 66 and the sealed effect of second main seal ring 68, circular sealing ring 67 and dust ring 3 and piston rod 2 phase-match, this design has improved the sealed effect of circular sealing ring 67 to piston rod 2, dust ring 3 avoids the dust to get into inside cylinder 4.

As an embodiment of the present invention: when the cylinder 4 needs to be disassembled, firstly, the earring seat 1 is separated from external hydraulic equipment, the fixing nut 631 is loosened, the fixing bolt 63 is pulled out, at the moment, the earring seat 1 can be separated from the piston rod 2, the locking nut 62 is loosened by an external wrench, the connecting screw rod 61 is pulled out, at the moment, the clamping seat 64 and the fixing seat 5 can be separated from the cylinder 4, the piston rod 2 is pulled out and separated from the clamping seat 64, the sealing performance between the clamping seat 64 and the fixing seat 5 and the cylinder 4 is improved due to the fact that the first main sealing ring 66 and the second main sealing ring 68 are installed, and the circular sealing ring 67 effectively prevents external hydraulic oil from overflowing from gaps between the piston rod 2 and the clamping seat 64.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a canned type hydraulic cylinder section of thick bamboo convenient to dismantle, includes earring seat, piston rod, dust ring, cylinder, fixing base and the mechanism of being convenient for dismantle, its characterized in that: the lower end face of the earring seat is connected with a piston rod, the upper side of the annular side face of the piston rod is attached with a dust ring, the lower side of the piston rod is provided with a fixed seat, the upper end face of the fixed seat is clamped with a cylinder barrel, and the upper side of the fixed seat is provided with a mechanism convenient to disassemble;

the convenient-to-detach mechanism comprises a connecting screw rod, a locking nut, a fixing bolt, a clamping seat, a connector, a first main sealing ring, a circular sealing ring and a second main sealing ring, the connector is welded to the lower end face of the earring seat, the fixing bolt is inserted into the connector, the circular sealing ring is installed on the lower side of the dust ring, the first main sealing ring is attached to the upper end face of the cylinder barrel, the second main sealing ring is attached to the lower end face of the cylinder barrel, the connecting screw rod is inserted into the left side of the inside of the fixing seat, the locking nut is meshed with the upper side of the annular side face of the connecting screw rod, and the locking nut lower side is equipped.

2. The hermetically sealed hydraulic cylinder of claim 1, wherein: and a fixing nut is meshed on the left side of the annular side surface of the fixing bolt.

3. The hermetically sealed hydraulic cylinder of claim 1, wherein: four groups of locking nuts are installed, and gaskets are attached to the lower end faces of the four groups of locking nuts.

4. The hermetically sealed hydraulic cylinder of claim 1, wherein: two sets of earring seats are installed, and through holes are formed in the two sets of earring seats.

5. The hermetically sealed hydraulic cylinder of claim 1, wherein: the first main sealing ring and the second main sealing ring are matched with the cylinder barrel.

6. The hermetically sealed hydraulic cylinder of claim 1, wherein: the circular sealing ring and the dust ring are matched with the piston rod.