CN211901149U - Mounting device for mounting oil cylinder - Google Patents
Mounting device for mounting oil cylinder Download PDFInfo
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- CN211901149U CN211901149U CN201922120516.0U CN201922120516U CN211901149U CN 211901149 U CN211901149 U CN 211901149U CN 201922120516 U CN201922120516 U CN 201922120516U CN 211901149 U CN211901149 U CN 211901149U
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- mounting
- piston
- cylinder
- mounting device
- piston assembly
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Abstract
The utility model discloses a mounting device for installing hydro-cylinder, mounting device is arranged in forming the hydro-cylinder with piston assembly installation to cylinder, wherein, piston assembly includes the piston and sets up the piston ring of piston one end, mounting device includes two at least curved installed parts, the mutual lock of installed part forms the siphonozooid, the installed part includes this body portion and first fixed part, first fixed part sets up the periphery of this body portion, the inside wall of first fixed part with there is the clearance formation interval portion between the lateral wall of this body portion, the interval portion can supply the cylinder has internal screw thread one end to insert in it, this body portion is in form after the installed part each other detains and link up and supply the piston ring with the through-hole that the piston stretched into. The mounting device can prevent the internal thread of the cylinder barrel from being abraded in the process of assembling the piston assembly to the cylinder barrel, so that the sealing performance of the oil cylinder is improved.
Description
Technical Field
The utility model relates to a hydraulic cylinder has especially related to an installation device for installing hydro-cylinder.
Background
In the working process of the hydraulic oil cylinder, the sealing performance of the hydraulic oil cylinder has a great influence on the efficiency and the safety of the whole work, so that when the piston assembly is assembled to the cylinder barrel to form the oil cylinder, the good sealing performance of the piston assembly needs to be ensured. Then, since the piston is provided with the piston ring, the piston ring is expanded in the radial direction in a free state, and thus, the piston ring may rub against the internal thread of the cylinder tube during the process of assembling the piston assembly to the cylinder tube, thereby causing abrasion to the internal thread of the cylinder tube. Finally, when the internal thread and the piston assembly are used for packaging, the internal thread is abraded to influence the sealing performance of the hydraulic oil cylinder, so that the hydraulic oil cylinder has the risk of oil leakage, and the efficiency, the service life and the safety of the hydraulic oil cylinder are seriously influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the embodiment of the utility model provides a mounting device for installing the hydro-cylinder, this mounting device can solve above-mentioned technical problem. The mounting device is used for mounting the piston assembly to a cylinder barrel to form an oil cylinder, wherein the piston assembly comprises a piston and a piston ring arranged at one end of the piston, the mounting device comprises at least two arc-shaped mounting pieces, the mounting pieces are buckled with each other to form a tubular body, each mounting piece comprises a body portion and a first fixing portion, the first fixing portion is arranged on the periphery of the body portion, a gap is formed between the inner side wall of the first fixing portion and the outer side wall of the body portion to form a spacing portion, the spacing portion can enable one end, provided with an internal thread, of the cylinder barrel to be inserted into the cylinder barrel, and the body portion is formed into a through hole after the mounting pieces are buckled with each other and used for the piston ring.
Further, the mounting member further includes a second fixing portion provided at an outer periphery of the body portion for reinforcing a strength of the mounting member and clamping the piston.
Further, the installed part still includes the protection tip, piston assembly still includes the piston rod, the protection tip cover is established the periphery of piston rod is used for the protection the piston rod.
Further, the protective end is made of a nylon material.
Further, two adjacent mounting pieces, one of which has a buckle and the other of which has a cam buckle, the cam buckle is buckled on the buckle to buckle the two mounting pieces together.
Further, the body part, the first fixing part and the second fixing part are made of a steel material.
Further, the piston assembly is assembled in the cylinder barrel, and the mounting device is detached from the cylinder barrel by disengaging the snap fastener and the buckle.
The utility model has the advantages as follows:
the mounting device avoids the rubbing between the piston ring of the piston and the internal thread of the cylinder barrel, thereby abrading the internal thread, improving the sealing performance of the oil cylinder and preventing the oil cylinder from leaking oil;
the protective end part of the mounting device can protect the piston rod from being scratched;
the mounting device is integrated through split type buckling, is convenient to assemble and disassemble, and cannot damage the piston or the cylinder barrel.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a mounting device in an embodiment of the invention;
fig. 2 is a side view of a mounting device in an embodiment of the invention;
fig. 3 is a cross-sectional view of a mounting device in an embodiment of the invention;
FIG. 4 is a schematic view of the piston assembly and the cylinder of the embodiment of the present invention;
fig. 5 is a partial enlarged view of fig. 4 in an embodiment of the present invention.
Reference numerals of the above figures: a piston assembly-1; a piston-11; piston groove-111; a piston ring-112; a piston rod-12; a cylinder barrel-2; a mounting device-3; a mounting member-31; a body portion-32; a first fixed portion-33; a second fixed portion-34; spacer-321; a through-hole-322; -protective end-35; a hasp-36; and 5, buckling-37.
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.
In order to achieve the above object, the present invention provides a mounting device for mounting a cylinder, as shown in fig. 1 to 3. The mounting device 3 is used for mounting the piston assembly 1 into the cylinder barrel 2 to form a complete oil cylinder. Wherein, the piston assembly 1 comprises a piston 11 and a piston ring 112 arranged at one end of the piston 11. The mounting device 3 comprises at least two arc-shaped mounting pieces 31, the mounting pieces 31 are buckled with each other to form a tubular body, and in the embodiment, the mounting device 3 is formed by buckling two semicircular mounting pieces 31 with each other.
Specifically, the mounting member 31 includes a main body 32 and a first fixing portion 33, the main body 32 and the first fixing portion 33 are in a semi-circular arc shape, and the first fixing portion 33 is disposed on an outer periphery of the main body 32 and near one end of the main body 32. The piston assembly 1 further comprises a piston rod 12, the piston 11 is fixedly connected with the piston rod 12, the diameter of the piston 11 is larger than that of the piston rod 12, a piston groove 111 is formed in the outer side of the piston 11, and a piston ring 112 is arranged in the piston groove 111. In the free state, the piston ring 112 is expanded in the radial direction.
A gap is formed between the inner side wall of the first fixing portion 33 and the outer side wall of the body portion 32 to form a spacing portion 321, and the spacing portion 321 can allow the end of the cylinder tube 2 with the internal thread to be inserted into the spacing portion. As shown in fig. 4 and 5, the first fixing portion 33 is wrapped around the outside of the side wall of the cylinder tube 2, and the body portion 32 is wrapped around the inside of the side wall of the cylinder tube 2.
The body portion 32 forms a through hole 322 through which the piston ring 112 and the piston 11 extend after the mounting member 31 is fastened to each other, so that the piston 11 can extend into the through hole 322 of the mounting device 3 by compressing the piston ring 112.
The body 32 separates the internal thread of the cylinder barrel 2 from the piston assembly 1, so that damage to the internal thread due to scraping and rubbing of the piston ring 112 during installation of the piston assembly 1 to the cylinder barrel 2 can be prevented. In the embodiment, the installation device 3 is additionally arranged in the process of installing the piston assembly 1 to the cylinder barrel 2, so that the internal thread of the cylinder barrel 2 is prevented from being abraded, the situations that the cylinder barrel 2 and the piston assembly 1 leak oil due to poor sealing performance and the like are avoided, and the safety and the efficiency of the oil cylinder during use are improved.
Further, the mounting member 31 further includes a second fixing portion 34, the second fixing portion 34 is disposed at the outer periphery of the body portion 32 and at the other end of the body portion 32, and the second fixing portion 34 is used for reinforcing the strength of the mounting member 31 and clamping the piston assembly 1. Preferably, the body portion 32, the first fixing portion 33 and the second fixing portion 34 are made of a steel material.
Further, the mounting member 31 further includes a protection end 35, the protection end 35 is sleeved on the outer periphery of the piston rod 12 and used for protecting the piston rod 12, so as to prevent the piston rod 12 from being scratched. Preferably, the protective end 35 is made of a nylon material.
Further, two adjacent mounting members 31, one of which has a snap 36 and the other of which has a snap 37, are snapped onto the snap 36 to snap the two mounting members together. This installation device adopts split type lock to form an organic whole, can make things convenient for the dismouting, avoids piston assembly 1 with cylinder 2 is scratched.
The working principle of the mounting device 3 will be explained below.
First, the mounting members 31 are integrally engaged with each other. The piston assembly 1 is then extended from one end of the piston 11 into the mounting device 3, while the piston rings 112 are compressed into the piston groove 111. Alternatively, the mounting members 31 may be wrapped around the piston and then fastened together. Then, the mounting device 3 is mounted on the end of the cylinder tube 2 having the internal thread, that is, the side wall of the cylinder tube 2 is inserted into the space 321 formed by the body 32 and the first fixing portion 33. Subsequently, the piston assembly 1 and the piston assembly 1 are assembled into the cylinder barrel 2 to form a complete oil cylinder. Finally, the mounting device 3 is removed from the cylinder 2 by disengaging the snap-in button 37 from the snap-in button 36.
The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (7)
1. The utility model provides a mounting device for installing hydro-cylinder, its characterized in that, mounting device is arranged in installing piston assembly to the cylinder and forms the hydro-cylinder, wherein, piston assembly includes the piston and sets up the piston ring of piston one end, mounting device includes two at least curved installed parts, the mutual lock of installed part forms the siphonozooid, the installed part includes noumenon and first fixed part, first fixed part sets up the periphery of noumenon, the inside wall of first fixed part with there is the clearance formation interval portion between the lateral wall of noumenon, the interval portion can supply the cylinder has internal screw thread one end to insert in it, noumenon forms after the installed part is each other detained and link up and supplies the piston ring with the through-hole that the piston stretched into.
2. The mounting device for a mounting cylinder according to claim 1, wherein the mounting member further includes a second fixing portion provided at an outer periphery of the body portion for reinforcing a strength of the mounting member and clamping the piston.
3. The mounting device for mounting the oil cylinder according to claim 2, wherein the mounting member further comprises a protection end, the piston assembly further comprises a piston rod, and the protection end is sleeved on the periphery of the piston rod and used for protecting the piston rod.
4. A mounting arrangement for a mounting ram as claimed in claim 3, wherein the protective end is made of a nylon material.
5. The mounting device for a mounting ram of claim 4, wherein two adjacent mounting members, one having a catch and the other having a snap-fit, snap-fit onto the catch to snap the two mounting members together.
6. The mounting device for mounting a cylinder according to claim 5, wherein the body portion, the first fixing portion and the second fixing portion are made of a steel material.
7. The mounting device for a mounting cylinder according to claim 6, wherein the piston assembly is fitted into the cylinder, and the mounting device is removed from the cylinder by disengaging the snap fastener and the buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922120516.0U CN211901149U (en) | 2019-12-02 | 2019-12-02 | Mounting device for mounting oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922120516.0U CN211901149U (en) | 2019-12-02 | 2019-12-02 | Mounting device for mounting oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211901149U true CN211901149U (en) | 2020-11-10 |
Family
ID=73299935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922120516.0U Active CN211901149U (en) | 2019-12-02 | 2019-12-02 | Mounting device for mounting oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211901149U (en) |
-
2019
- 2019-12-02 CN CN201922120516.0U patent/CN211901149U/en active Active
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