CN211144969U - Novel variable-amplitude oil cylinder - Google Patents
Novel variable-amplitude oil cylinder Download PDFInfo
- Publication number
- CN211144969U CN211144969U CN201922103237.3U CN201922103237U CN211144969U CN 211144969 U CN211144969 U CN 211144969U CN 201922103237 U CN201922103237 U CN 201922103237U CN 211144969 U CN211144969 U CN 211144969U
- Authority
- CN
- China
- Prior art keywords
- cylinder body
- oil
- cylinder
- head
- piston rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Actuator (AREA)
Abstract
The utility model provides a novel variable amplitude oil cylinder, which comprises a cylinder body and a piston rod, wherein one end of the cylinder body is connected with a cylinder head, the other end of the cylinder body is internally provided with an inner sleeve, the inner end of the inner sleeve is provided with a bulge, and the bulge and the inner wall of the cylinder body form an oil inlet groove; a cavity is formed between the inner sleeve and the cylinder head in the cylinder body; one end of the piston rod is connected with a rod head through a pin shaft, the other end of the piston rod penetrates through the inner sleeve and then enters the containing cavity, a sliding piece is arranged at the end part of the piston rod and can slide in the containing cavity along the inner wall of the cylinder body under the driving of the piston rod, and an oil pipe is arranged at the upper part of the cylinder body. The utility model has the advantages that: the oil injection guide cavity is connected with an oil inlet hole of the oil pipe, so that the phenomenon that the oil pipe is separated from the cylinder body due to overlarge oil quantity is prevented; the cylinder head is connected with the cylinder body through a connecting block, and the installation direction of the cylinder head can be changed according to the installation site.
Description
Technical Field
The utility model belongs to the technical field of the hydro-cylinder apparatus, especially, relate to a novel become width of cloth hydro-cylinder.
Background
The hydraulic cylinder is a linear motion type executing element with output force in direct proportion to the effective area of the piston and the pressure difference between the two sides of the piston. In particular to a variable amplitude oil cylinder, oil leakage at an oil pipe and an oil outlet is easy to occur at the oil outlet of the oil cylinder due to the acting force of a piston rod in the oil cylinder; one end of a common cylinder body is provided with a cylinder head through a pin shaft, the rotation direction of the cylinder head cannot be adjusted, and the common cylinder body cannot adapt to different installation sites.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel become width of cloth hydro-cylinder can change the position of cylinder head according to the installation place, and the installation and the dismantlement of being convenient for play the effect of protection to oil pipe's oil feed department, and it is particularly suitable for being arranged in various engineering machine tool, mining machinery, jack-up transportation machinery.
The technical scheme of the utility model is that: a novel variable amplitude oil cylinder comprises a cylinder body 1 and a piston rod 2, wherein one end of the cylinder body is connected with a cylinder head, an inner sleeve is arranged in the other end of the cylinder body 1, a bulge is arranged at the inner end of the inner sleeve, and an oil inlet groove is formed by the bulge and the inner wall of the cylinder body; a cavity is formed between the inner sleeve and the cylinder head in the cylinder body; one end of the piston rod is connected with a rod head through a pin shaft, the other end of the piston rod penetrates through the inner sleeve and then enters the containing cavity, a sliding piece is arranged at the end part of the piston rod, the sliding piece can slide in the containing cavity along the inner wall of the cylinder body under the driving of the piston rod, a raised head is arranged at one end of the sliding piece, and when the raised head is contacted with the cylinder head, an oil outlet groove is formed between the raised head and the inner wall of; an oil pipe is arranged at the upper part of the cylinder body 1, an oil filling hole and an oil outlet hole are formed in the oil pipe, one end of the oil filling hole of the oil pipe is communicated with the accommodating cavity through an oil inlet groove, and one end of the oil outlet hole of the oil pipe is communicated with the accommodating cavity through an oil outlet groove;
the oil filling guide cavity is communicated with the cavity in the cylinder body, the other outlet of the oil filling guide cavity is fixedly communicated with a middle pipe, and an oil inlet of the oil pipe is fixedly connected with the middle pipe, so that the phenomenon that the oil pipe is separated from the cylinder body due to overlarge oil quantity is prevented by connecting the oil filling guide cavity with the oil inlet of the oil pipe;
the cylinder head's inboard be equipped with the connecting block, the connecting block cooperate with the one end of cylinder body, its connecting block is established in the cylinder body, be equipped with a plurality of screw holes on the outer wall of cylinder body, be equipped with on the connecting block with screw hole matched with screw thread blind hole, set screw passes the screw hole, and the screw thread is established in the screw thread blind hole, the connecting block be close to the plush copper side and be equipped with the top, the cylinder head passes through the connecting block and establishes in the cylinder body, can change the rotation direction of cylinder head according to the installation place, then fix with set screw.
Furthermore, the outer side ends of the cylinder head and the cylinder body are also provided with fiber bushings.
Furthermore, a fiber bushing is arranged at the joint of the middle pipe and the other outlet of the oil injection guide cavity.
Furthermore, the middle pipe is inserted into the oil filling hole end of the oil pipe and is fixed through the steel wire ring.
Furthermore, the outer end part of the cylinder body, which is positioned at one end of the inner sleeve, is provided with a telescopic dustproof sleeve, one end of the telescopic dustproof sleeve is fixedly arranged on the outer wall of the cylinder body, the other end of the telescopic dustproof sleeve is fixedly arranged on the exposed part of the piston rod, and when the piston rod moves in the accommodating cavity of the cylinder body, the telescopic dustproof sleeve can be stretched or contracted.
The utility model has the advantages and positive effects that: by adopting the technical scheme, the oil injection guide cavity is connected with the oil inlet hole of the oil pipe, so that the phenomenon that the oil pipe is separated from the cylinder body due to overlarge oil quantity is prevented; the cylinder head is connected with the cylinder body through a connecting block, and the installation direction of the cylinder head can be changed according to the installation site.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the square a-a of the present invention.
In the figure:
1. cylinder body 2, piston rod 3 and cylinder head
4. Inner sleeve 5, cavity 6 and rod head
7. Slider 8, boss 9, oil pipe
10. Oil filling hole 11, oil outlet hole 12 and oil filling guide cavity
13. Middle pipe 14, connecting block 15, screw thread blind hole.
Detailed Description
As shown in fig. 1 and 2, the technical scheme of the utility model is a novel variable amplitude oil cylinder, which comprises a cylinder body 1 and a piston rod 2, wherein one end of the cylinder body 2 is connected with a cylinder head 3, the other end of the cylinder body 1 is internally provided with an inner sleeve 4, the inner end of the inner sleeve 4 is provided with a bulge, and the bulge and the inner wall of the cylinder body 1 form an oil inlet groove; a cavity 5 is arranged in the cylinder body 1 and between the inner sleeve 4 and the cylinder head 3; one end of the piston rod 2 is connected with a rod head 6 through a pin shaft, the other end of the piston rod 2 penetrates through the inner sleeve 4 and then enters the accommodating cavity 5, a sliding piece 7 is arranged at the end part, the sliding piece 7 can slide in the accommodating cavity 5 along the inner wall of the cylinder body 1 under the driving of the piston rod 2, a raised head 8 is arranged at one end of the sliding piece 7, and when the raised head 8 is contacted with the cylinder head 3, an oil outlet groove is formed between the raised head 8 and the inner wall of the cylinder body 1; an oil pipe 9 is arranged at the upper part of the cylinder body 1, an oil filling hole 10 and an oil outlet hole 11 are formed in the oil pipe 9, one end of the oil filling hole 10 of the oil pipe 9 is communicated with the accommodating cavity 5 through an oil inlet groove, and one end of the oil outlet hole 11 of the oil pipe 9 is communicated with the accommodating cavity 5 through an oil outlet groove;
the oil injection guide cavity 12 communicated with the cavity 5 in the cylinder body 1 is arranged on the cylinder body 1, the other outlet of the oil injection guide cavity 12 is fixedly communicated with the middle pipe 13, and the oil inlet hole 10 of the oil pipe 9 is fixedly connected with the middle pipe 13, so that the oil injection guide cavity 12 is connected with the oil inlet hole 10 of the oil pipe 9, and the phenomenon that the oil pipe is separated from the cylinder body 1 due to overlarge oil quantity is prevented;
the inboard of cylinder head 3 be equipped with connecting block 14, connecting block 14 cooperate with the one end of cylinder body 1, its connecting block 14 is established in cylinder body 1, is equipped with a plurality of screw holes on the outer wall of cylinder body 1, be equipped with on connecting block 14 with screw hole matched with screw blind hole 15, set screw passes the screw hole, and the screw thread is established in screw blind hole 15, connecting block 14 be close to plush copper 8 side and be equipped with the top, cylinder head 3 is established in cylinder body 1 through connecting block 14, can be according to the installation place, change the direction of rotation of cylinder head 3, then fix with set screw.
In this embodiment, the outer ends of the cylinder head 3 and the cylinder body 1 are further provided with fiber bushings.
In this embodiment, a fiber bushing is arranged at the connection position of the middle pipe 13 and the other outlet of the oil injection guide cavity 12.
In this embodiment, the middle pipe 13 is inserted into the oil hole 10 end of the oil pipe 9 and fixed by a steel wire ring.
In this embodiment, a telescopic dust-proof cover is disposed at an outer end of one end of the inner sleeve 4 of the cylinder body 1, one end of the telescopic dust-proof cover is fixedly disposed on an outer wall of the cylinder body 1, and the other end of the telescopic dust-proof cover is fixedly disposed on an exposed portion of the piston rod 2, so that the telescopic dust-proof cover can be stretched or contracted when the piston rod moves in the accommodating cavity 5 of the cylinder body 1.
The working process of the example is as follows: when using, can be according to the installation place in advance, change the position of jar head, then fix through set screw, and the outside cover at the junction is equipped with spacing bush, then with this hydro-cylinder with use the machine be connected can.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (5)
1. A novel variable amplitude oil cylinder comprises a cylinder body and a piston rod, wherein one end of the cylinder body is connected with a cylinder head, an inner sleeve is arranged in the other end of the cylinder body, a bulge is arranged at the inner end of the inner sleeve, and an oil inlet groove is formed by the bulge and the inner wall of the cylinder body; a cavity is formed between the inner sleeve and the cylinder head in the cylinder body; one end of the piston rod is connected with a rod head through a pin shaft, the other end of the piston rod penetrates through the inner sleeve and then enters the containing cavity, a sliding piece is arranged at the end part of the piston rod, the sliding piece can slide in the containing cavity along the inner wall of the cylinder body under the driving of the piston rod, a raised head is arranged at one end of the sliding piece, and when the raised head is contacted with the cylinder head, an oil outlet groove is formed between the raised head and the inner wall of; the upper portion of cylinder body be equipped with oil pipe, oil pipe on seted up oil filler point and oil outlet, oil pipe's oil filler point one end communicates with each other with holding the chamber through the oil feed recess, oil pipe's oil outlet one end communicates with each other with holding the chamber through the recess that produces oil, its characterized in that: the cylinder body is provided with an oil injection guide cavity communicated with the cavity in the cylinder body, the other outlet of the oil injection guide cavity is fixedly communicated with a middle pipe, the oil inlet of the oil pipe is fixedly connected with the middle pipe,
the inner side of the cylinder head is provided with a connecting block, the connecting block is matched with one end of the cylinder body, the connecting block is arranged in the cylinder body, the outer wall of the cylinder body is provided with a plurality of threaded holes, the connecting block is provided with threaded blind holes matched with the threaded holes, fixing screws penetrate through the threaded holes and are arranged in the threaded blind holes in a threaded mode, and the side, close to the raised head, of the connecting block is provided with a top head.
2. The novel luffing cylinder according to claim 1, characterized in that: and the outer side ends of the cylinder head and the cylinder body are also provided with fiber bushings.
3. The novel luffing cylinder according to claim 1, characterized in that: and a fiber bushing is arranged at the joint of the middle pipe and the other outlet of the oil injection guide cavity.
4. The novel luffing cylinder according to claim 1, characterized in that: the middle pipe is inserted into the oil filling hole end of the oil pipe and is fixed through the steel wire ring.
5. The novel luffing cylinder according to claim 1, characterized in that: the outer end part of the cylinder body, which is positioned at one end of the inner sleeve, is provided with a telescopic dustproof sleeve, one end of the telescopic dustproof sleeve is fixedly arranged on the outer wall of the cylinder body, and the other end of the telescopic dustproof sleeve is fixedly arranged on the exposed part of the piston rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922103237.3U CN211144969U (en) | 2019-11-29 | 2019-11-29 | Novel variable-amplitude oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922103237.3U CN211144969U (en) | 2019-11-29 | 2019-11-29 | Novel variable-amplitude oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211144969U true CN211144969U (en) | 2020-07-31 |
Family
ID=71772633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922103237.3U Active CN211144969U (en) | 2019-11-29 | 2019-11-29 | Novel variable-amplitude oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211144969U (en) |
-
2019
- 2019-11-29 CN CN201922103237.3U patent/CN211144969U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3567167A3 (en) | Hydraulic control system for an assembly of mobile working machines and assembly of mobile working machines | |
| CN103286333A (en) | Hydraulic tailstock structure and machine tool | |
| CN203248449U (en) | Mechanical interlocking type hydraulic oil cylinder | |
| CN211144969U (en) | Novel variable-amplitude oil cylinder | |
| CN210531287U (en) | Damping type pull rod hydraulic cylinder | |
| CN110848203A (en) | Guide sleeve for hydraulic cylinder | |
| FR2361561A1 (en) | HYDRAULIC OR PNEUMATIC CYLINDER WITH REDUCED FRICTION | |
| CN209228768U (en) | A kind of hydraulic cylinder of automatic correction piston excursion | |
| US3425322A (en) | Hydraulic slide control | |
| CN211202482U (en) | High leakproofness auto-lock hydro-cylinder | |
| CN209671306U (en) | A kind of stroke adjustable fluid pressure oil cylinder | |
| CN108868665B (en) | Casing positioning and propelling device for well drilling machine | |
| CN209762114U (en) | Novel floating bush type buffering structure of one-way sealing ring | |
| CN203463414U (en) | Oil cylinder with adjustable stroke and installation distance | |
| CN208557326U (en) | Guide sleeve for hydraulic oil cylinder installation tool and hydraulic cylinder | |
| CN205331115U (en) | Take cylinder or hydro -cylinder of novel bearing | |
| CN203627397U (en) | Erector telescopic oil cylinder | |
| CN205908561U (en) | Hydro -cylinder is locked to taper sleeve formula machinery | |
| CN206749132U (en) | Double hydraulic cylinder sync control device | |
| CN206035939U (en) | Novel cylinder body for hydraulic motor | |
| CN205533540U (en) | Piston rod of hydraulic machine | |
| MX2021008978A (en) | Improved rod seal assemblies for machines with crossheads and sealed oscillating rods. | |
| CN204152892U (en) | A kind of hydraulic cylinder guide sleeve | |
| CN219197777U (en) | Hydraulic cylinder piston rod assembly | |
| CN210461244U (en) | Deep hole offset compensation device and oil cylinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |