CN212985671U - Split assembling structure of hydraulic oil cylinder cover - Google Patents
Split assembling structure of hydraulic oil cylinder cover Download PDFInfo
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- CN212985671U CN212985671U CN202021998462.4U CN202021998462U CN212985671U CN 212985671 U CN212985671 U CN 212985671U CN 202021998462 U CN202021998462 U CN 202021998462U CN 212985671 U CN212985671 U CN 212985671U
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- gland
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- hydraulic cylinder
- cylinder cover
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Abstract
The utility model relates to a split assembly structure of a hydraulic cylinder and a cylinder cover, belonging to the field of hydraulic cylinders and comprising a hydraulic cylinder, a piston rod, a cylinder cover and a gland; the utility model discloses a pneumatic cylinder, including pneumatic cylinder, cylinder cap, piston rod cover, gland, and gland roof pressure, the cylinder cap cover establish connect in the opening part of pneumatic cylinder inner chamber, be provided with the sealing washer on the inside wall of cylinder cap and the lateral wall respectively, the piston rod cover establish connect in the inner chamber of pneumatic cylinder, and with cylinder cap sliding connection, the gland can dismantle connect in the tip of pneumatic cylinder, the opening part of pneumatic cylinder inner chamber is provided with the step face, the cylinder cap is provided with the arch, bellied one side with the step face roof pressure is connected, the protruding. A components of a whole that can function independently package assembly of hydraulic cylinder cap, can guarantee the axiality of piston rod and cylinder cap, and then guarantee the gliding smoothness nature of piston rod.
Description
Technical Field
The utility model relates to a connection structure especially relates to a components of a whole that can function independently package assembly of hydraulic cylinder cap, and it belongs to the pneumatic cylinder field.
Background
The hydraulic cylinder is a hydraulic actuating element for converting hydraulic energy into mechanical energy, and the common hydraulic cylinder mainly comprises a cylinder body, an end cover, a base, a piston, a connecting rod and a piston rod. The cylinder body and the end cover are fixed in the inner cavity of the cylinder body through a connecting rod, the piston is connected in the cylinder body in a sliding mode, and one end of the piston rod is connected with the piston. The other end extends out of the cylinder body. In order to ensure the sealing performance of the cylinder body, a sealing ring needs to be arranged on the end cover, so that a sealing structure and a fixing structure need to be arranged on the end cover at the same time. When the end cover is long, it may be difficult to ensure the coaxiality of the cylinder head and the cylinder body.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome the not enough of existence among the prior art, the utility model provides a components of a whole that can function independently package assembly of hydraulic cylinder cap to guarantee the axiality requirement of end cover and cylinder body, guarantee the gliding smoothness nature of piston rod.
The technical scheme is as follows: in order to achieve the above purpose, the utility model discloses a split assembly structure of a hydraulic cylinder and a cylinder cover, which comprises a hydraulic cylinder, a piston rod, a cylinder cover and a gland; the utility model discloses a pneumatic cylinder, including pneumatic cylinder, cylinder cap, piston rod cover, gland, and gland roof pressure, the cylinder cap cover establish connect in the opening part of pneumatic cylinder inner chamber, be provided with the sealing washer on the inside wall of cylinder cap and the lateral wall respectively, the piston rod cover establish connect in the inner chamber of pneumatic cylinder, and with cylinder cap sliding connection, the gland can dismantle connect in the tip of pneumatic cylinder, the opening part of pneumatic cylinder inner chamber is provided with the step face, the cylinder cap is provided with the arch, bellied one side with the step face roof pressure is connected, the protruding.
One end of the gland is provided with a threaded part, and the gland is in threaded connection with the hydraulic cylinder; the other end of the gland is provided with a plurality of functional grooves at intervals along the circumferential direction.
The end faces of the cylinder cover and the gland which are mutually closed are respectively connected with a rubber ring assembly, and the rubber ring assembly is connected to the cylinder cover and the rubber ring assembly connected to the gland in a staggered mode.
The rubber ring component comprises a body and a retainer; the body is fixedly connected to the retainer, grooves are formed in the end faces of the cylinder cover and the gland respectively, and the retainer is connected to the grooves.
The holder is provided with a plurality of fixing grooves at intervals, and the body is filled in the fixing grooves.
The holder adopts the brass material, it has graphite to inlay to be provided with on the lateral wall of holder.
Has the advantages that: the utility model discloses a components of a whole that can function independently package assembly of hydraulic cylinder cap separates into cylinder cap and gland with original integrative shaping's end cover, sets up seal structure and fixed knot structure respectively on cylinder cap and gland, add man-hour only need guarantee the cylinder cap with the axiality of piston cylinder can, shortened the part length that needs the finish machining greatly, the rubber circle subassembly has then guaranteed the stability that cylinder cap and gland are connected as locking part.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of portion A of FIG. 1;
FIG. 3 is a schematic structural diagram of the novel gland;
fig. 4 is a schematic structural view of the rubber ring assembly of the present invention.
In the figure, 1, a hydraulic cylinder; 2. a piston rod; 3. a cylinder cover; 4. a gland; 5. a seal ring; 6. a step surface; 7. a protrusion; 8. a threaded portion; 9. a functional groove; 10. a rubber ring assembly; 11. a body; 12. a holder; 13. a groove; 14. and fixing the grooves.
Detailed Description
The principles and features of the present invention are described below with reference to fig. 1-4, which are provided for illustration only and are not intended to limit the scope of the invention.
A split assembly structure of a hydraulic cylinder and a cylinder cover comprises a hydraulic cylinder 1, a piston rod 2, the cylinder cover 3, a gland 4 and a rubber ring assembly 10.
The inner cavity of the hydraulic cylinder 1 is provided with an opening towards one side so as to conveniently install the piston and the piston rod 2. The open end of the inner chamber of the hydraulic cylinder 1 is provided with a step surface 6, the cylinder cover 3 is provided with a bulge 7, and the cylinder cover 3 is sleeved with the inner chamber of the hydraulic cylinder 1. And sealing rings 5 are respectively arranged on the inner side wall and the outer side wall of the cylinder cover 3. The sealing ring 5 connected to the outer side wall of the cylinder cover 3 forms sealing with the inner cavity wall of the hydraulic cylinder 1; and the sealing ring 5 connected to the inner side wall of the cylinder cover 3 is in sealing connection with the piston rod 2. One end face of the gland 4 is connected with the cylinder cover 3 in a jacking mode and used for fixing the cylinder cover 3. The gland 4 is provided with a thread part 8, and the gland 4 is fixed with the hydraulic cylinder 1 through the thread part 8. In order to facilitate the installation of the gland 4, a plurality of functional grooves 9 are arranged at the outer edge of the gland 4 at intervals along the circumferential direction, so that a round nut wrench is convenient to use.
In order to guarantee the stability of gland 4 installation, prevent to loose the leakproofness that influences cylinder cap 3 under the impact of external force, will rubber circle subassembly 10 connect respectively in on the relative terminal surface of gland 4 and cylinder cap 3, and connect in rubber circle subassembly 10 on the cylinder cap 3 with connect in rubber circle subassembly 10 on the gland 4 staggers each other. Specifically, the gland 4 and the cylinder cover 3 are respectively provided with a groove 13, and the rubber ring assembly 10 is placed inside the groove 13.
The rubber ring component 10 comprises a body 11 and a retainer 12; the holder 12 is made of brass material, and graphite is inlaid on the outer side wall of the holder 12 so as to improve the wear resistance and the service life of the holder 12; a plurality of fixing grooves 14 are formed in the retainer 12 at intervals along the circumferential direction, the body 11 is filled in the fixing grooves 14, and the body 11 is made of high-elasticity rubber. When the gland 4 is screwed to the extrusion body 11, the body 11 forms reverse elasticity to the gland 4 to form anti-loosening pre-tightening force.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. The utility model provides a components of a whole that can function independently package assembly of hydraulic cylinder cap, includes pneumatic cylinder (1) and piston rod (2), its characterized in that: the cylinder cover (3) and the gland (4) are also included; cylinder cap (3) cover establish connect in the opening part of pneumatic cylinder (1) inner chamber, be provided with sealing washer (5) on the inside wall of cylinder cap (3) and the lateral wall respectively, piston rod (2) cover establish connect in the inner chamber of pneumatic cylinder (1), and with cylinder cap (3) sliding connection, gland (4) can dismantle connect in the tip of pneumatic cylinder (1), the opening part of pneumatic cylinder (1) inner chamber is provided with step face (6), cylinder cap (3) are provided with protruding (7), one side of protruding (7) with step face (6) roof pressure is connected, protruding (7) other end is connected with gland (4) roof pressure.
2. The split assembly structure of the hydraulic cylinder cover according to claim 1, characterized in that: one end of the gland (4) is provided with a threaded part (8), and the gland (4) is in threaded connection with the hydraulic cylinder (1); the other end of the gland (4) is provided with a plurality of functional grooves (9) at intervals along the circumferential direction.
3. The split assembly structure of the hydraulic cylinder cover according to claim 1, characterized in that: the end faces of the cylinder cover (3) and the gland (4) which are mutually closed are respectively connected with a rubber ring component (10), and the end faces are connected with the rubber ring component (10) on the cylinder cover (3) and the rubber ring component (10) on the gland (4) in a staggered mode.
4. The split assembly structure of the hydraulic cylinder cover according to claim 3, characterized in that: the rubber ring component (10) comprises a body (11) and a retainer (12); the body (11) is fixedly connected to the retainer (12), grooves (13) are formed in the end faces of the cylinder cover (3) and the gland (4) respectively, and the retainer (12) is connected to the grooves (13).
5. The split assembly structure of the hydraulic cylinder cover according to claim 4, characterized in that: the holder (12) is provided with a plurality of fixing grooves (14) at intervals, and the body (11) is filled in the fixing grooves (14).
6. The split assembly structure of the hydraulic cylinder cover according to claim 4, characterized in that: the holder (12) is made of brass, and graphite is inlaid on the outer side wall of the holder (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021998462.4U CN212985671U (en) | 2020-09-14 | 2020-09-14 | Split assembling structure of hydraulic oil cylinder cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021998462.4U CN212985671U (en) | 2020-09-14 | 2020-09-14 | Split assembling structure of hydraulic oil cylinder cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212985671U true CN212985671U (en) | 2021-04-16 |
Family
ID=75417073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021998462.4U Active CN212985671U (en) | 2020-09-14 | 2020-09-14 | Split assembling structure of hydraulic oil cylinder cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212985671U (en) |
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2020
- 2020-09-14 CN CN202021998462.4U patent/CN212985671U/en active Active
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