CN210196186U

CN210196186U - Efficient continuously-pressurized hydraulic oil cylinder

Info

Publication number: CN210196186U
Application number: CN201921204271.3U
Authority: CN
Inventors: Qinwei Quan; 权勤伟; Chunjuan Cai; 蔡春娟
Original assignee: Xuzhou Wuche Hydraulic Parts Co Ltd
Current assignee: Xuzhou Wuche Hydraulic Parts Co Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-03-27
Anticipated expiration: 2029-07-29

Abstract

The utility model discloses an efficient hydraulic oil cylinder capable of continuously pressurizing, which comprises a cylinder barrel, wherein the inner wall of the cylinder barrel is provided with a buffer ring, a sealing cover is arranged on the outer surface of one side of the cylinder barrel, a bolt is arranged on the inner side of the sealing cover, a front end pressure hole is arranged on the upper end surface of the front end of the cylinder barrel, the outer surface of the cylinder barrel is provided with a radiating fin, the upper end surface of the rear end of the cylinder barrel is provided with a cylinder barrel oil inlet, a connecting sleeve is arranged on the rear end surface of the cylinder barrel, a pressurizing cylinder is arranged on the outer surface of one side of the connecting sleeve, the upper end surface of the pressurizing cylinder is provided with an oil inlet hole of the pressurizing cylinder, the outer surface of one side of the pressurizing cylinder is provided with a pressure relief bolt, the lower end surface of the pressurizing cylinder is provided with an oil outlet, the inner side of the pressurizing cylinder is provided with a piston column, a piston rod is installed on the inner side of the cylinder barrel, a nut is installed at the rear end of the piston rod, and a piston is installed on one side of the nut. The utility model discloses an improved the device and made it have the heat dissipation to and the follow-up pressurization function of piston rod.

Description

Efficient continuously-pressurized hydraulic oil cylinder

Technical Field

The utility model relates to a continuous extruded hydraulic cylinder technical field specifically is an efficient lasts pressurized hydraulic cylinder.

Background

The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and does linear reciprocating motion (or swinging 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 various mechanical hydraulic systems, and the output force of the hydraulic cylinder is in direct proportion to the effective area of a piston and the pressure difference between the two sides of the piston; the hydraulic cylinder basically comprises a cylinder barrel and a cylinder cover, a piston and a piston rod, a sealing device, a buffering device and an exhaust device, wherein the buffering device and the exhaust device are determined according to specific application occasions, and other devices are indispensable.

However, the existing hydraulic oil cylinder has insufficient functions, lacks of a heat dissipation function and a continuous pressurizing mechanism; thus, the existing requirements are not met, and an efficient continuous pressurized hydraulic ram has been proposed for this purpose.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an efficient lasts pressurized hydraulic cylinder to the hydraulic cylinder function that proposes in solving above-mentioned background art is not enough, lacks the heat dissipation function, and lasts the loading system scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: an efficient hydraulic oil cylinder capable of continuously pressurizing comprises a cylinder barrel, wherein a buffer ring is installed on the inner wall of the cylinder barrel, a sealing cover is installed on the outer surface of one side of the cylinder barrel, a bolt is installed on the inner side of the sealing cover, a front-end pressure hole is formed in the upper end face of the front end of the cylinder barrel, a radiating fin is installed on the outer surface of the cylinder barrel, a cylinder barrel oil inlet hole is formed in the upper end face of the rear end of the cylinder barrel, a connecting sleeve is installed on the rear end face of the cylinder barrel, a pressurizing barrel is installed on the outer surface of one side of the connecting sleeve, a pressurizing barrel oil inlet hole is formed in the upper end face of the pressurizing barrel, a pressure relief bolt is installed on the outer surface of one side of the pressurizing barrel, an oil outlet hole is formed in the lower end face of the pressurizing barrel, and a sealing ring is arranged on the outer surface of the piston.

Preferably, the heat sink includes an upper half and a lower half, and the upper half and the lower half are fixed to the outer surface of the cylinder tube by bolts.

Preferably, the sealing rings are installed at two ends of the piston column, and the piston column is connected with the pressurizing cylinder through the sliding groove.

Preferably, a sealing ring and a dust ring are installed on the inner side of the buffering ring, and the buffering ring and the cylinder barrel are fixed through a clamping groove.

Preferably, a sealing ring is installed on the outer surface of one side of the piston, and the piston rod are fixed through a nut.

Preferably, a sealing cover is installed on one side of the cylinder barrel, and the cylinder barrel and the sealing cover are fixed through bolts.

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

1. the cooling fin can quickly dissipate heat transferred from the inner side of the cylinder barrel, the device can be ensured to operate for a long time, the service life is prolonged, the upper part and the lower part of the cooling fin are combined and designed, the cooling fin can be disassembled and assembled more conveniently and quickly, the buffer ring can ensure that a rear end part is not pressed by a movable piston rod, so that the protection effect is achieved, the sealing ring is additionally arranged, the internal sealing effect can be ensured to be more obvious, the internal pressure is ensured to be kept in a certain range, and the normal operation of the internal hydraulic pressure is ensured;

2. the utility model discloses during the use, through toward the pressurization of a pressurization section of thick bamboo inlet port, can promote the piston post forward to extrusion front end hydraulic pressure chamber improves the intracavity pressure value, reaches the effect of follow-up pressure boost, installs the sealing washer additional, can guarantee that the inside seal effect is showing more, guarantees that inside pressure keeps in the certain limit, thereby guarantees inside hydraulic pressure normal operating.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a side view of the utility model in its entirety;

fig. 3 is a schematic view of a partial structure of the fixing table of the present invention.

In the figure: 1. a cylinder barrel; 2. connecting sleeves; 3. a front end pressure port; 4. a bolt; 5. a heat sink; 6. a pressurizing cylinder; 7. an oil inlet of the pressurization cylinder; 8. a pressure relief bolt; 9. an oil outlet hole; 10. a cylinder barrel oil inlet hole; 11. a piston; 12. a seal ring; 13. a nut; 14. sealing the cover; 15. a buffer ring; 16. a piston rod; 17. a piston post.

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.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a high-efficiency continuously-pressurized hydraulic oil cylinder comprises a cylinder barrel 1, a buffer ring 15 is installed on the inner wall of the cylinder barrel 1, a seal cover 14 is installed on the outer surface of one side of the cylinder barrel 1, a bolt 4 is installed on the inner side of the seal cover 14, a front-end pressure hole 3 is formed in the upper end face of the front end of the cylinder barrel 1, a radiating fin 5 is installed on the outer surface of the cylinder barrel 1, the radiating fin 5 can quickly radiate heat transmitted by the inner side of the cylinder barrel 1, the device can operate for a long time, the service life is prolonged, the upper end face and the lower end face of the cylinder barrel 1 are combined, the cylinder barrel 1 can be disassembled and assembled more conveniently and quickly, a cylinder barrel oil inlet hole 10 is formed in the upper end face of the rear end of the cylinder barrel 1, a connecting sleeve 2 is installed on the rear end face of the connecting sleeve 2, a pressurizing barrel 6 is installed on the outer surface, piston post 17 is installed to the inboard of pressurization section of thick bamboo 6, during the use, through toward pressurization section of thick bamboo inlet port 7 pressurization, can promote piston post 17 forward to the extrusion front end hydraulic pressure chamber improves the intracavity pressure value, reaches the effect of follow-up pressure boost, and piston rod 16 is installed to the inboard of cylinder 1, and nut 13 is installed to the piston rod 16 rear end, and piston 11 is installed to one side of nut 13, and piston 11's surface mounting has sealing washer 12.

Further, fin 5 includes first and lower half, and first and lower half pass through the surface of bolt fastening in cylinder 1, and fin 5 can dispel the heat fast with the heat of 1 inboard transmissions of cylinder, guarantees that the device can move for a long time, increases life, and two combined design about it is more convenient when dismouting, swift when can.

Further, the sealing washer is all installed at the both ends of piston post 17, and piston post 17 passes through the spout with pressurization section of thick bamboo 6 and is connected, during the use, through the pressurization toward pressurization section of thick bamboo inlet port 7, can promote piston post 17 forward to extrusion front end hydraulic pressure chamber improves the intracavity pressure value, reaches the effect of follow-up pressure boost.

Further, sealing washer and dust ring are installed to the inboard of cushion ring 15, and cushion ring 15 passes through the draw-in groove with cylinder 1 and fixes, and cushion ring 15 can guarantee that the rear end part does not receive the oppression of piston rod 16 to play the effect of protection.

Further, the outer surface of one side of the piston 11 is provided with a sealing ring 12, the piston 11 and the piston rod 16 are fixed through a nut 13, the sealing ring 12 is additionally arranged, the internal sealing effect can be ensured to be more remarkable, and the internal pressure is ensured to be kept in a certain range, so that the normal operation of internal hydraulic pressure is ensured.

Further, a sealing cover 14 is installed on one side of the cylinder barrel 1, the cylinder barrel 1 and the sealing cover 14 are fixed through bolts 4, dust entering the inside of the device can be avoided by additionally installing the sealing cover 14, and the work of internal parts is prevented from being influenced.

The working principle is as follows: when the device is used, the working state of the internal parts of the device is checked, the piston 11 is firstly installed on the outer surface of the piston rod 16, the nut 13 is installed on one side of the piston 11, the piston rod 16 is placed on the inner side of the cylinder barrel 1, the buffer ring 15 is placed on the inner wall of the cylinder barrel 1, the sealing cover 14 is installed on the front end face of the cylinder barrel 1 through the bolt 4, the pressurizing barrel 6 is finally installed on the rear end face of the cylinder barrel 1, the piston column 17 is placed on the inner wall of the pressurizing barrel 6, when the device is used, the piston column 17 can be pushed forwards by pressurizing the oil inlet hole 7 of the pressurizing barrel, so that the front end hydraulic cavity is extruded, the pressure value in the cavity is improved, the subsequent pressurizing effect is achieved, the pressure relief bolt 8 is screwed, the radiating fin 5 is finally installed on the outer surface of the cylinder barrel 1 in a clamping manner, the upper part and the lower part are fixed through, the upper part and the lower part of the device are combined, so that the device is more convenient and rapid to disassemble and assemble.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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.

Claims

1. The utility model provides a continuous pressurized hydraulic cylinder of efficient, includes cylinder (1), its characterized in that: the inner wall of the cylinder barrel (1) is provided with a buffer ring (15), the outer surface of one side of the cylinder barrel (1) is provided with a sealing cover (14), the inner side of the sealing cover (14) is provided with a bolt (4), the upper end face of the front end of the cylinder barrel (1) is provided with a front end pressure hole (3), the outer surface of one side of the connecting sleeve (2) is provided with a radiating fin (5), the upper end face of the rear end of the cylinder barrel (1) is provided with a cylinder barrel oil inlet hole (10), the rear end face of one side of the cylinder barrel (1) is provided with a connecting sleeve (2), the outer surface of one side of the connecting sleeve (2) is provided with a pressurizing barrel (6), the upper end face of the pressurizing barrel (6) is provided with a pressurizing barrel oil inlet hole (7), the outer surface of one side of the pressurizing barrel (6) is provided with a pressure relief bolt (8), the lower end, a piston rod (16) is installed on the inner side of the cylinder barrel (1), a nut (13) is installed at the rear end of the piston rod (16), a piston (11) is installed on one side of the nut (13), and a sealing ring (12) is installed on the outer surface of the piston (11).

2. A high efficiency, continuously pressurized, hydraulic ram as claimed in claim 1, wherein: the radiating fin (5) comprises an upper half part and a lower half part, and the upper half part and the lower half part are fixed on the outer surface of the cylinder barrel (1) through bolts.

3. A high efficiency, continuously pressurized, hydraulic ram as claimed in claim 1, wherein: the sealing rings are installed at two ends of the piston column (17), and the piston column (17) is connected with the pressurizing cylinder (6) through a sliding groove.

4. A high efficiency, continuously pressurized, hydraulic ram as claimed in claim 1, wherein: the inner side of the buffer ring (15) is provided with a sealing ring and a dustproof ring, and the buffer ring (15) is fixed with the cylinder barrel (1) through a clamping groove.

5. A high efficiency, continuously pressurized, hydraulic ram as claimed in claim 1, wherein: the outer surface of one side of the piston (11) is provided with a sealing ring (12), and the piston (11) and the piston rod (16) are fixed through a nut (13).

6. A high efficiency, continuously pressurized, hydraulic ram as claimed in claim 1, wherein: a sealing cover (14) is installed on one side of the cylinder barrel (1), and the cylinder barrel (1) and the sealing cover (14) are fixed through bolts (4).