CN218717850U - Piston rod rotation-proof oil cylinder - Google Patents
Piston rod rotation-proof oil cylinder Download PDFInfo
- Publication number
- CN218717850U CN218717850U CN202222788543.7U CN202222788543U CN218717850U CN 218717850 U CN218717850 U CN 218717850U CN 202222788543 U CN202222788543 U CN 202222788543U CN 218717850 U CN218717850 U CN 218717850U
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- piston rod
- cylinder
- sliding sleeve
- hydro
- guide arm
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Abstract
The utility model discloses a piston rod prevents changeing hydro-cylinder, the hydro-cylinder comprises an oil cylinder, the inside slidable mounting of hydro-cylinder has the piston rod, the hydro-cylinder is close to the one end top of piston rod and installs the sliding sleeve, the guide arm is installed to the tip of piston rod, the guide arm is "L" form and slidable mounting in the sliding sleeve. The utility model discloses an installation sliding sleeve on the hydro-cylinder installs the guide arm on the piston rod, makes the guide arm prevent with the sliding sleeve cooperation that the piston rod from taking place to rotate to satisfy customer's user demand.
Description
Technical Field
The utility model belongs to the technical field of hydraulic cylinder, in particular to piston rod prevents changeing hydro-cylinder.
Background
The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and does linear reciprocating motion, has simple structure and reliable work, can remove a speed reducer when the hydraulic actuating element is used for realizing reciprocating motion, has no transmission clearance and moves stably, and is widely applied to hydraulic systems of various machines.
Disclosure of Invention
The utility model aims at overcoming not enough among the prior art, providing a piston rod prevents changeing hydro-cylinder, through installing the sliding sleeve on the hydro-cylinder, install the guide arm on the piston rod, make guide arm and sliding sleeve cooperation prevent that the piston rod from taking place to rotate to satisfy customer's user demand.
In order to realize the purpose, the utility model discloses a technical scheme be:
the utility model provides a piston rod prevents changeing hydro-cylinder, includes the hydro-cylinder, the inside slidable mounting of hydro-cylinder has the piston rod, the hydro-cylinder is close to the one end top of piston rod and installs the sliding sleeve, the guide arm is installed to the tip of piston rod, the guide arm is "L" form and slidable mounting in the sliding sleeve.
Preferably, a protrusion is arranged inside the sliding sleeve, a groove matched with the protrusion is formed in the top of the guide rod, and the guide rod is arranged on the protrusion in the sliding sleeve through the groove.
Preferably, the baffle is installed to the one end that the piston rod was kept away from to the guide arm, the internal thread has been seted up to the baffle inside, and the external screw thread has been seted up to the guide arm tip, and the baffle screw thread is installed on the guide arm.
Preferably, the piston rod is welded with a fixing ring, and the fixing ring is provided with a locking bolt in a threaded manner.
The utility model has the advantages that:
1) Through installing the sliding sleeve on the hydro-cylinder, install the guide arm on the piston rod, make guide arm and sliding sleeve cooperation prevent that the piston rod from taking place to rotate to satisfy customer's user demand.
2) The protrusion is arranged inside the sliding sleeve, the groove matched with the protrusion is formed in the top of the guide rod, the guide rod is arranged on the protrusion in the sliding sleeve through the groove, the guide rod is prevented from rotating in the sliding sleeve through the matching of the groove and the protrusion, meanwhile, the guide rod is guided under the effect of the protrusion, the guide rod cannot rotate, and the rotation of the piston rod is further limited.
3) The baffle is installed through the one end of keeping away from the piston rod at the guide arm, has seted up the internal thread in the baffle is inside, and the external screw thread has been seted up to the guide arm tip, and the baffle screw thread is installed on the guide arm, can restrict the motion stroke of guide arm through the baffle, prevents guide arm and sliding sleeve separation, guarantees the stability of motion.
4) Through welding solid fixed ring on the piston rod, the locking bolt is installed to solid fixed ring upper thread, places the tip of guide arm inside solid fixed ring, and rethread locking bolt fixes the guide arm, accomplishes the installation to the guide arm, can realize through setting up solid fixed ring and locking bolt that whether can install the guide arm according to the selection of difference with dismantling the guide arm to the application scope of expansion.
Drawings
Fig. 1 is a schematic view of the structure of the anti-rotation oil cylinder of the piston rod of the present invention.
Fig. 2 is a schematic view of a structure of a middle guide rod of an anti-rotation oil cylinder of a piston rod of the utility model.
Fig. 3 is the utility model discloses a sliding sleeve structure sketch map in hydro-cylinder is prevented changeing by piston rod.
Fig. 4 is a schematic structural view of a middle fixing ring of an anti-rotation oil cylinder of the piston rod of the utility model.
In the figure: 1. an oil cylinder; 2. a piston rod; 3. a sliding sleeve; 31. a protrusion; 4. a guide bar; 41. a groove; 42. an external thread; 5. a baffle plate; 51. an internal thread; 6. a fixing ring; 7. and locking the bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-4, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the 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.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The utility model provides a piston rod prevents changeing hydro-cylinder, includes hydro- cylinder 1, 1 inside slidable mounting of hydro-cylinder has piston rod 2, hydro-cylinder 1 is close to the one end top of piston rod 2 and installs sliding sleeve 3, guide arm 4 is installed to the tip of piston rod 2, guide arm 4 is "L" form and slidable mounting in sliding sleeve 3, 3 internally mounted of sliding sleeve has protruding 31, 4 tops of guide arm are seted up with protruding 31 matched with recess 41, and guide arm 4 passes through recess 41 and installs in the sliding sleeve on protruding 31, prevents through recess 41 and protruding 31 cooperation that guide arm 4 is at 3 internal rotations of sliding sleeve, plays the guide effect to guide arm 4 simultaneously under protruding 31's effect, and guide arm 4 can't rotate, has further restricted piston rod 2's rotation.
The utility model discloses a guide bar, including guide rod 4, baffle 5, internal thread 51, external screw thread 42 have been seted up to the inside one end of keeping away from piston rod 2 of guide rod 4, and baffle 5 screw thread is installed on guide rod 4, can restrict guide rod 4's motion stroke through baffle 5, prevents that guide rod 4 and sliding sleeve 3 from separating, guarantees the stability of motion, the welding has solid fixed ring 6 on the piston rod 2, gu fixed ring 6 goes up the thread and installs locking bolt 7, places guide rod 4's tip inside solid fixed ring 6, rethread locking bolt 7 fixes guide rod 4, accomplishes the installation to guide rod 4, can realize guide rod 4 installation and dismantlement through setting up solid fixed ring 6 and locking bolt 7, can be according to whether installation guide rod 4 of different selections to the application scope that enlarges.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (6)
1. The utility model provides a piston rod prevents changeing hydro-cylinder, includes the hydro-cylinder, the inside slidable mounting of hydro-cylinder has the piston rod, its characterized in that, the sliding sleeve is installed at the one end top that the hydro-cylinder is close to the piston rod, the guide arm is installed to the tip of piston rod, the guide arm is "L" form and slidable mounting in the sliding sleeve.
2. The piston rod rotation-preventing oil cylinder as claimed in claim 1, wherein a protrusion is installed inside the sliding sleeve, a groove matched with the protrusion is formed at the top of the guide rod, and the guide rod is installed on the protrusion in the sliding sleeve through the groove.
3. An anti-rotation oil cylinder for a piston rod as claimed in claim 1, wherein a baffle is installed at one end of the guide rod away from the piston rod.
4. An anti-rotation oil cylinder for a piston rod as claimed in claim 3, wherein the baffle has an internal thread formed therein, the end of the guide rod has an external thread formed thereon, and the baffle is threadedly mounted on the guide rod.
5. An anti-rotation oil cylinder for a piston rod as claimed in claim 1, wherein the piston rod is provided with a fixing ring, and the fixing ring is provided with a locking bolt in a threaded manner.
6. An anti-rotation oil cylinder for a piston rod according to claim 5, characterized in that the fixing ring is welded on the piston rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222788543.7U CN218717850U (en) | 2022-10-21 | 2022-10-21 | Piston rod rotation-proof oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222788543.7U CN218717850U (en) | 2022-10-21 | 2022-10-21 | Piston rod rotation-proof oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218717850U true CN218717850U (en) | 2023-03-24 |
Family
ID=85589521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222788543.7U Active CN218717850U (en) | 2022-10-21 | 2022-10-21 | Piston rod rotation-proof oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218717850U (en) |
-
2022
- 2022-10-21 CN CN202222788543.7U patent/CN218717850U/en active Active
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