CN210829964U - Sliding gate oil cylinder - Google Patents
Sliding gate oil cylinder Download PDFInfo
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- CN210829964U CN210829964U CN201921796713.8U CN201921796713U CN210829964U CN 210829964 U CN210829964 U CN 210829964U CN 201921796713 U CN201921796713 U CN 201921796713U CN 210829964 U CN210829964 U CN 210829964U
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- pressing plate
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Abstract
The utility model relates to a sliding gate mouth hydro-cylinder. The oil cylinder comprises an installation sleeve, a piston rod, a pressing plate, a pressing cover, a guide sleeve, a cylinder barrel, a piston, a clamping nut, a rear cover, an inner hexagonal screw, an elastic cushion, a dust ring, a flooding plug seal, a check ring, an O-shaped ring, a Stent seal, a support ring and a Glare ring; the pressing plate is fixedly connected with the guide sleeve through an inner hexagon screw, and the elastic pad is arranged between the inner hexagon screw and the pressing plate; a circle of dustproof ring and a support ring are arranged on the inner side of the gland; the inner side of the guide sleeve is provided with a circle of universal plug seal, a stet seal and a support ring, and the outer side of the guide sleeve is provided with a circle of check ring and an O-shaped ring; the piston is characterized in that two O-shaped rings are arranged on the inner side of the piston, two support rings and two GREEN rings are arranged on the outer side of the piston, and the two support rings are arranged at two ends of the two GREEN rings. The utility model discloses simple structure, high temperature resistant, sealing performance are good, long service life.
Description
Technical Field
The utility model relates to a hydraulic transmission especially relates to a sliding gate hydro-cylinder.
Background
In the working process of the hydraulic oil cylinder, the working temperature is higher, so that the sealing is required to resist corrosion, abrasion and high temperature. For the hydraulic oil cylinder, the sealing is mainly embodied in the sealing of a piston rod and the sealing of the piston, the sealing is basically made of butadiene-acrylonitrile rubber, fluororubber and polytetrafluoroethylene materials, and the sealing material is not high-temperature resistant, short in service life and easy to generate leakage due to hot corrosion. Especially for large package sliding plate cylinders, the working temperature of the large package sliding plate cylinders reaches 300 ℃ at most, and the leakage effect is more serious.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple structure, high temperature resistant, sealing performance is good, long service life's sliding gate hydro-cylinder.
The technical scheme of the utility model is that: a sliding gate oil cylinder comprises a mounting sleeve, a piston rod, a pressing plate, a pressing cover, a guide sleeve, a cylinder barrel, a piston, a splicing nut, a rear cover, an inner hexagonal screw, an elastic pad, a dust ring, a universal plug seal, a check ring, an O-shaped ring, a Stent seal, a support ring and a Glare ring;
the mounting sleeve is arranged at one end of the piston rod, the rear cover is arranged at the other end of the piston rod and is fixed through a tightening nut, the pressing plate is arranged on the outer side of the piston rod, the pressing cover is fixedly connected with the pressing plate, the guide sleeve is arranged on the outer side of the piston rod, the cylinder barrel is axially arranged on the outer side of the guide sleeve, the front end and the rear end of the cylinder barrel are respectively connected with the pressing plate and the rear cover, and the piston rod is arranged in the piston;
the pressing plate is fixedly connected with the guide sleeve through an inner hexagon screw, and the elastic pad is arranged between the inner hexagon screw and the pressing plate;
a circle of dustproof ring and a support ring are arranged on the inner side of the gland;
the inner side of the guide sleeve is provided with a circle of universal plug seal, a stet seal and a support ring, and the outer side of the guide sleeve is provided with a circle of check ring and an O-shaped ring;
the piston is characterized in that two O-shaped rings are arranged on the inner side of the piston, two support rings and two GREEN rings are arranged on the outer side of the piston, and the two support rings are arranged at two ends of the two GREEN rings.
The utility model has the advantages that: the gland and the piston rod are sealed by the dustproof ring and the support ring, so that dust is prevented from entering the piston in the working process of the oil cylinder, and the support ring can play a certain supporting role, so that the strength of the gland is improved; the guide sleeve and the piston rod are sealed by the universal plug seal, the stet seal and the support ring, and the high-temperature resistant universal plug seal and the stet seal are arranged in a high-temperature working environment, so that the normal working of the oil cylinder in a high-temperature state can be effectively ensured without leakage, and the service life of the water gap oil cylinder is prolonged; the piston and the piston rod are sealed by two O-shaped rings, so that the sealing performance is improved; the piston and the cylinder barrel are sealed by two circles of support rings and two circles of Glare rings, so that the sealing performance of the piston in a high-temperature environment is improved, and the support strength of the cylinder barrel is improved by the support rings.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side view schematic of the structure of fig. 1.
In the figure, 1 is a mounting sleeve, 2 is a piston rod, 3 is a pressure plate, 4 is a gland, 5 is a guide sleeve, 6 is a cylinder barrel, 7 is a piston, 8 is a split nut, 9 is a rear cover, 10 is an inner hexagon screw, 11 is an elastic cushion, 12 is a dust ring, 13 is a universal plug seal, 14 is a retainer ring, 15 is an O-shaped ring, 16 is a Stent seal, 17 is a support ring, and 18 is a Glare ring.
Detailed Description
A sliding gate oil cylinder comprises a mounting sleeve 1, a piston rod 2, a pressing plate 3, a pressing cover 4, a guide sleeve 5, a cylinder barrel 6, a piston 7, a split nut 8, a rear cover 9, an inner hexagonal screw 10, an elastic pad 11, a dust ring 12, a universal plug seal 13, a check ring 14, an O-shaped ring 15, a Stent seal 16, a support ring 17 and a Glare ring 18;
the mounting sleeve 1 is arranged at one end of the piston rod 2, the rear cover 9 is arranged at the other end of the piston rod 2 and is fixed through a splicing nut 8, the pressing plate 3 is arranged on the outer side of the piston rod 2, the pressing cover 4 is fixedly connected with the pressing plate 3, the guide sleeve 5 is arranged on the outer side of the piston rod 2, the cylinder barrel 6 is axially arranged on the outer side of the guide sleeve 5, the front end and the rear end of the cylinder barrel 6 are respectively connected with the pressing plate 3 and the rear cover 9, and the piston rod 2 is arranged in the piston 7;
the pressing plate 3 is fixedly connected with the guide sleeve 5 through an inner hexagon screw 10, and the elastic pad 11 is arranged between the inner hexagon screw 10 and the pressing plate 3;
a circle of dustproof ring 12 and a support ring 17 are arranged on the inner side of the gland 3, so that dust is prevented from entering the piston 7 in the working process of the oil cylinder, and the support ring 17 can also play a certain supporting role, so that the strength of the gland 4 is improved;
the inner side of the guide sleeve 5 is provided with a circle of flooding plug seal 13, a stett seal 16 and a support ring 17, and the flooding plug seal 13 and the stett seal 16 which are high temperature resistant are arranged under the high temperature working environment, so that the normal working of the oil cylinder under the high temperature state can be effectively ensured without leakage, and the service life of the water gap oil cylinder is prolonged; a circle of retainer ring 14 and an O-shaped ring 15 are arranged on the outer side of the guide sleeve 5, so that the sealing performance between the guide sleeve 5 and the cylinder barrel 6 is improved;
two rings of O-shaped rings 15 are arranged on the inner side of the piston 7, so that the sealing performance is improved; two circles of support rings 17 and two circles of GREEN 18 are arranged on the outer side of the piston 7, the two circles of support rings 17 are arranged at two ends of the two circles of GREEN 18, the sealing performance of the piston 7 in a high-temperature environment is improved, and the support strength of the cylinder barrel 6 is improved by the support rings.
Claims (1)
1. The utility model provides a sliding gate hydro-cylinder which characterized in that: the oil cylinder comprises an installation sleeve, a piston rod, a pressing plate, a pressing cover, a guide sleeve, a cylinder barrel, a piston, a clamping nut, a rear cover, an inner hexagonal screw, an elastic cushion, a dust ring, a flooding plug seal, a check ring, an O-shaped ring, a Stent seal, a support ring and a Glare ring;
the mounting sleeve is arranged at one end of the piston rod, the rear cover is arranged at the other end of the piston rod and is fixed through a tightening nut, the pressing plate is arranged on the outer side of the piston rod, the pressing cover is fixedly connected with the pressing plate, the guide sleeve is arranged on the outer side of the piston rod, the cylinder barrel is axially arranged on the outer side of the guide sleeve, the front end and the rear end of the cylinder barrel are respectively connected with the pressing plate and the rear cover, and the piston rod is arranged in the piston;
the pressing plate is fixedly connected with the guide sleeve through an inner hexagon screw, and the elastic pad is arranged between the inner hexagon screw and the pressing plate;
a circle of dustproof ring and a support ring are arranged on the inner side of the gland;
the inner side of the guide sleeve is provided with a circle of universal plug seal, a stet seal and a support ring, and the outer side of the guide sleeve is provided with a circle of check ring and an O-shaped ring;
the piston is characterized in that two O-shaped rings are arranged on the inner side of the piston, two support rings and two GREEN rings are arranged on the outer side of the piston, and the two support rings are arranged at two ends of the two GREEN rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921796713.8U CN210829964U (en) | 2019-10-24 | 2019-10-24 | Sliding gate oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921796713.8U CN210829964U (en) | 2019-10-24 | 2019-10-24 | Sliding gate oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210829964U true CN210829964U (en) | 2020-06-23 |
Family
ID=71279173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921796713.8U Active CN210829964U (en) | 2019-10-24 | 2019-10-24 | Sliding gate oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210829964U (en) |
-
2019
- 2019-10-24 CN CN201921796713.8U patent/CN210829964U/en active Active
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| GR01 | Patent grant | ||
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