CN214465250U

CN214465250U - High-efficiency energy-saving pressure-increasing type quick oil cylinder

Info

Publication number: CN214465250U
Application number: CN202120655308.5U
Authority: CN
Inventors: 任广兴; 任翊豪; 张东强; 刘华东; 卞天骄
Original assignee: Laizhou Xingda Hydraulic Machinery Technology Co ltd
Current assignee: Laizhou Xingda Hydraulic Machinery Technology Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-10-22
Anticipated expiration: 2031-03-31

Abstract

The utility model discloses a high-efficiency energy-saving supercharged type quick oil cylinder, which belongs to the relevant technical field of hydraulic oil cylinders and comprises an oil cylinder main body and an oil storage barrel, wherein the oil storage barrel is arranged on the outer wall of the upper end of the oil cylinder main body, the outer walls of the upper end and the lower end of the front side of the outer wall of the front end of the oil cylinder main body are both connected with a fixed flange, a piston rod which extends forwards is arranged in the oil cylinder main body, an outer barrel is fixed on the outer wall of the front end of the oil cylinder main body, and dustproof gauze is wound on the outer wall of the piston rod in large quantity, so that a pressing ring compresses the dustproof gauze to prevent the piston rod from being too loose during movement, thereby causing the situation that dust cannot be removed, the gauze is adopted for dust prevention, the manufacturing process is simple, the service life of the oil cylinder sealing element can be effectively prolonged, the production cost is reduced, a sealing device is adopted on the piston rod, the dust prevention and the smashing injury can be prevented at the same time, the damage probability of the oil cylinder is reduced, and the disassembly of the oil cylinder is facilitated, conveniently change first sponge, dustproof gauze and second sponge for the piston rod can be sealed and keep clean.

Description

High-efficiency energy-saving pressure-increasing type quick oil cylinder

Technical Field

The utility model belongs to the technical field of hydraulic cylinder is relevant, concretely relates to energy-efficient booster-type quick hydro-cylinder.

Background

The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging 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.

The prior booster-type oil cylinder technology has the following problems: the existing oil cylinder has the working condition characteristics of large working pressure, high use frequency, high running speed and the like during working, the sealing failure of the piston rod of the oil cylinder is easily caused, dust enters the oil cylinder and oil inside the oil cylinder overflows, and the service life of the oil cylinder is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient energy-conserving booster-type quick hydro-cylinder to propose the problem that present hydro-cylinder easily causes the sealed inefficacy of hydro-cylinder piston rod among the solution above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency energy-saving supercharged quick oil cylinder comprises an oil cylinder body and an oil storage barrel, wherein the oil storage barrel is installed on the outer wall of the upper end of the oil cylinder body, fixing flanges are connected to the outer walls of the upper end and the lower end of the front side of the outer wall of the front end of the oil cylinder body respectively, a piston rod extending forwards is arranged in the oil cylinder body, an outer cylinder is fixed on the outer wall of the front end of the oil cylinder body, a mounting flange is fixed on the outer wall of the front end of the outer cylinder, a first inner cylinder is sleeved on the inner wall of the front end of the first inner cylinder, a second inner cylinder is arranged on the outer wall of the front end of the first sponge, dustproof gauze is arranged in the second inner cylinder, a mounting cover is arranged on the outer wall of the front end of the second inner cylinder, a pressing ring is fixed on the outer wall of the rear end of the mounting cover, a clamping ring is sleeved inside the first inner cylinder, and the clamping ring are elastically connected through a spring, and a second sponge is arranged on the circumferential inner wall of the clamping ring.

Preferably, the diameters of the first inner cylinder and the second inner cylinder are the same, the number of the clamping rings is two, the two clamping rings are made of stainless steel materials, the retaining ring is fixed on the outer wall of the front end of each clamping ring, and the outer diameter of the second sponge is larger than that of the retaining ring.

Preferably, the mounting cover and the mounting flange are fixedly connected through a nut.

Preferably, a through hole is formed in the first sponge, the first sponge is in a round cake shape, and the second sponge is in a circular ring shape.

Preferably, a through hole is formed in the mounting cover, and a rubber sealing ring is arranged inside the outer wall of the rear end of the mounting cover.

Preferably, the pressing ring is sleeved inside the first inner cylinder, and the first sponge, the first inner cylinder and the second inner cylinder are all sleeved inside the outer cylinder.

Compared with the prior supercharged oil cylinder technology, the utility model provides a high-efficient energy-saving supercharged quick oil cylinder possesses following beneficial effect:

1. the pressurizing oil cylinder of the utility model is provided with the sealing device outside the piston rod, the sealing device has simple structure and convenient installation, the first inner cylinder and the second inner cylinder can be sleeved on the piston rod and can be arranged inside the outer cylinder, the second sponge can be arranged on the inner walls of the two clamping rings and can be blocked by the blocking ring, the second sponge is prevented from being pulled out when the piston rod moves, the first sponge is arranged between the first inner cylinder and the second inner cylinder, so that the first sponge can play a role of blocking, oil stain on the second sponge is prevented from being infected on dustproof gauze, the effect of removing oil can not be achieved, the piston rod is more easily infected with dust when in working, the working performance is influenced, the dust is prevented from being wound on the outer wall of the piston rod in a large amount, the clamping ring is prevented from being pressed tightly, and the piston rod is prevented from being too loose when moving, thereby causing a situation in which dust cannot be removed.

2. The dustproof oil cylinder sealing piece has the advantages that the dustproof gauze is adopted for dust prevention, materials are easy to obtain, the manufacturing process is simple, the service life of the oil cylinder sealing piece can be effectively prolonged, the production cost is reduced, the sealing device is arranged on the piston rod, the dustproof oil cylinder sealing piece can prevent smashing injury while preventing dust, the damage probability of the oil cylinder is reduced, meanwhile, the dustproof oil cylinder sealing piece is favorable for being detached, the first sponge, the dustproof gauze and the second sponge are convenient to replace, and the piston rod can be sealed and kept clean.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

FIG. 1 is a schematic view of a high-efficiency energy-saving pressurized quick cylinder in a plane structure;

fig. 2 is a schematic view of a cross-sectional structure of the pressurized cylinder provided by the present invention;

fig. 3 is a schematic structural view of a front surface of the first inner ring according to the present invention;

in the figure: 1. a piston rod; 2. installing a cover; 3. an outer cylinder; 4. a fixed flange; 5. a cylinder body; 6. an oil storage barrel; 7. installing a flange; 8. pressing a ring; 9. dustproof gauze; 10. a first sponge; 11. a first inner cylinder; 12. a clamping ring; 13. a second inner barrel; 14. a spring; 15. a second sponge.

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 high-efficiency energy-saving supercharged quick oil cylinder comprises an oil cylinder main body 5 and an oil storage barrel 6, wherein the oil storage barrel 6 is arranged on the outer wall of the upper end of the oil cylinder main body 5, fixing flanges 4 are respectively connected on the outer walls of the upper end and the lower end of the front side of the outer wall of the front end of the oil cylinder main body 5, a piston rod 1 extending forwards is arranged in the oil cylinder main body 5, an outer cylinder 3 is fixed on the outer wall of the front end of the oil cylinder main body 5, a mounting flange 7 is fixed on the outer wall of the front end of the outer cylinder 3, a first inner cylinder 11 is sleeved in the outer wall of the front end of the first inner cylinder 11, a second inner cylinder 13 is arranged on the outer wall of the front end of the first sponge 10, dustproof gauze 9 is arranged in the second inner cylinder 13, a mounting cover 2 is arranged on the outer wall of the front end of the second inner cylinder 13, a pressing ring 8 is fixed on the outer wall of the rear end of the mounting cover 2, a clamping ring 12 is sleeved in the first inner cylinder 11, the first inner cylinder 11 and the clamping ring 12 are elastically connected through a spring 14, the inner circumferential wall of the clamping ring 12 is provided with a second sponge 15.

First inner tube 11 is the same with the diameter of second inner tube 13, clamp ring 12 is provided with two altogether, two clamp rings 12 are formed by stainless steel material preparation, be fixed with on the clamp ring 12 front end outer wall and keep off the ring, the external diameter of second sponge 15 is greater than the external diameter that keeps off the ring, can all overlap first inner tube 11 and second inner tube 13 on piston rod 1, and install it in the inside of urceolus 3, and second sponge 15 can be installed on the inner wall of two clamp rings 12, block second sponge 15 through keeping off the ring, pull out second sponge 15 when preventing the activity of piston rod 1.

Installation lid 2 and mounting flange 7 pass through nut fixed connection, and it is fixed to conveniently install installation lid 2 like this, are favorable to dismantling it simultaneously, conveniently change first sponge 10, dustproof gauze 9 and second sponge 15 for piston rod 1 can be sealed and keep clean.

The inside of first sponge 10 is provided with the through-hole, first sponge 10 is the cake shape, second sponge 15 is the ring shape, second sponge 15 and first sponge 10 can clean and absorb the oil on the outer wall of piston rod 1, keep the cleanness of piston rod 1, after preventing that piston rod 1 from having oil, then be infected with the dust and make it difficult to clear up, and bring the dust into in the middle of hydro-cylinder main part 5, cause piston rod 1 card to pause easily, and the situation that high temperature generates heat appears in hydro-cylinder main part 5, influence the life of hydro-cylinder main part 5.

The through-hole has been seted up to the inside of installation lid 2, and installation lid 2 rear end outer wall is inside to be provided with rubber seal, can be with installation lid 2 fixed back like this, and piston rod 1 can normally move about, and rubber seal can block partly dust simultaneously and enter into urceolus 3, has avoided the dust to enter into hydro-cylinder main part 5, influences the performance of hydro-cylinder main part 5.

8 covers of clamping ring establish in the inside of first inner tube 11, and first sponge 10, first inner tube 11 and second inner tube 13 are all established in the inside of urceolus 3, utilize clamping ring 8 to compress tightly dustproof gauze 9 for dustproof gauze 9 hugs closely on the outer wall of piston rod 1, can clear up most dust, effectively prolongs the life of hydro-cylinder sealing member.

The utility model discloses a theory of operation and use flow: when the supercharged oil cylinder of the utility model is installed, firstly, the second sponge 15 is sleeved on the inner walls of the two clamping rings 12, the outer walls of the front ends of the two clamping rings 12 are respectively provided with the baffle ring, the diameter of the baffle ring is larger than that of the second sponge 15, then the first inner cylinder 11 is sleeved on the piston rod 1, the first inner cylinder 11 is pushed into the outer cylinder 3, then the first sponge 10 is sleeved on the piston rod 1, then the second inner cylinder 13 is sleeved on the piston rod 1, and the second inner cylinder 13 and the first sponge 10 are pushed into the outer cylinder 3 together, then, the dustproof gauze 9 is wound on the outer wall of the piston rod 1 in a large amount, the installation cover 2 and the pressing ring 8 are sleeved on the piston rod 1, and the pressing ring 8 is pressed into the second inner cylinder 13, so that the pressing ring 8 compresses the dustproof gauze 9, the piston rod 1 is prevented from being too loose when the piston rod 1 moves, thereby causing the situation that dust cannot be cleared, use the nut at last to fix installation lid 2 and mounting flange 7 together, piston rod 1 during operation, absorb the oil on the outer wall of piston rod 1 through second sponge 15 and first sponge 10, and dustproof gauze 9 can block the entering of dust, first sponge 10 can play the effect of separation simultaneously, prevent that the oil stain on second sponge 15 is infected with on dustproof gauze 9, thereby reach the effect of deoiling, make piston rod 1 be infected with the dust more easily at the during operation, influence the working property.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Energy-efficient booster-type quick hydro-cylinder, including hydro-cylinder main part (5) and oil storage bucket (6), its characterized in that: the oil storage barrel (6) is installed on the outer wall of the upper end of the oil cylinder body (5), fixing flanges (4) are connected to the outer walls of the upper end and the lower end of the front side of the outer wall of the front end of the oil cylinder body (5), a piston rod (1) extending forwards is arranged inside the oil cylinder body (5), an outer barrel (3) is fixed to the outer wall of the front end of the oil cylinder body (5), a mounting flange (7) is fixed to the outer wall of the front end of the outer barrel (3), a first inner barrel (11) is sleeved inside the outer barrel (3), a first sponge (10) is arranged on the outer wall of the front end of the first inner barrel (11), a second inner barrel (13) is arranged on the outer wall of the front end of the first sponge (10), dustproof gauze (9) is arranged inside the second inner barrel (13), an installation cover (2) is arranged on the outer wall of the front end of the second inner barrel (13), and a pressing ring (8) is fixed to the outer wall of the installation cover (2), the inner sleeve of the first inner cylinder (11) is provided with a clamping ring (12), the first inner cylinder (11) and the clamping ring (12) are elastically connected through a spring (14), and a second sponge (15) is arranged on the inner wall of the circumference of the clamping ring (12).

2. The high-efficiency energy-saving supercharged quick oil cylinder according to claim 1, characterized in that: the diameter of first inner tube (11) and second inner tube (13) is the same, clamp ring (12) are provided with two altogether, two clamp ring (12) are formed by the stainless steel material preparation, be fixed with on clamp ring (12) front end outer wall and keep off the ring, the external diameter of second sponge (15) is greater than the external diameter who keeps off the ring.

3. The high-efficiency energy-saving supercharged quick oil cylinder according to claim 1, characterized in that: the mounting cover (2) and the mounting flange (7) are fixedly connected through nuts.

4. The high-efficiency energy-saving supercharged quick oil cylinder according to claim 1, characterized in that: the inside of first sponge (10) is provided with the through-hole, first sponge (10) are the cake shape, second sponge (15) are the torus shape.

5. The high-efficiency energy-saving supercharged quick oil cylinder according to claim 1, characterized in that: the mounting cover is characterized in that a through hole is formed in the mounting cover (2), and a rubber sealing ring is arranged inside the outer wall of the rear end of the mounting cover (2).

6. The high-efficiency energy-saving supercharged quick oil cylinder according to claim 1, characterized in that: the pressing ring (8) is sleeved inside the first inner cylinder (11), and the first sponge (10), the first inner cylinder (11) and the second inner cylinder (13) are all sleeved inside the outer cylinder (3).