CN204677534U - A kind of two post landing lifting machine two-stage stretching oil hydraulic cylinders - Google Patents
A kind of two post landing lifting machine two-stage stretching oil hydraulic cylinders Download PDFInfo
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- CN204677534U CN204677534U CN201520369512.5U CN201520369512U CN204677534U CN 204677534 U CN204677534 U CN 204677534U CN 201520369512 U CN201520369512 U CN 201520369512U CN 204677534 U CN204677534 U CN 204677534U
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- oil
- guidance tape
- oil cylinder
- ring
- cylinder
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Abstract
The utility model discloses a kind of two post landing lifting machine two-stage stretching oil hydraulic cylinders, belong to oil hydraulic cylinder technical field, comprise: oil-feed end cap, second piston rod, two-level oil cylinder covers, first stage piston bar, guide ring, primary oil cylinder cap, cylinder tube, O RunddichtringO, guidance tape-I, guidance tape-II, guidance tape-III, U-shaped seal ring-I, X-shaped sealing ring-I, guidance tape-IV, guidance tape-V, U-shaped seal ring-II, dust ring-II, X-shaped sealing ring-II, explosion-proof valve, dust ring-I, at the bottom of hydraulic jack, stop bit weldering circle, oil cylinder supporting base, lifting directional post, it is characterized in that: described cylinder tube penetrates in oil cylinder supporting base to be worn to stop bit weldering circle gear on oil cylinder supporting base, the oil-feed end cap end of two-stage stretching hydraulic jack puts into the oil cylinder support ring that lifting directional post is established, the utility model two post landing lifting machine two-stage stretching oil hydraulic cylinder is easy to processing, simple and compact for structure, working stroke is long, dismantle and pick up and repair conveniently.
Description
Technical field
The utility model belongs to technical field of hydraulic oil cylinder, particularly relates to a kind of two post landing lifting machine two-stage stretching oil hydraulic cylinders.
Background technique
At present, two post landing lifting machines on market mainly oil hydraulic cylinder pull wire rope and driven by motor wire rope, wire rope pulls carrier loader platform, its complex structure, oil hydraulic cylinder wants the lifting of complete independently carrier loader platform, the cylinder body of oil hydraulic cylinder will need enough length, and long cylinder body oil hydraulic cylinder machining accuracy is difficult to ensure, installation and maintenance bothers.
Summary of the invention
The object of the utility model is: overcome the deficiencies in the prior art, and propose a kind of two post landing lifting machine two-stage stretching oil hydraulic cylinders, oil cylinder body length is short, magnification is large, and working stroke is long, processing, easy to disassembly and maintenance, achieve the lifting of oil hydraulic cylinder complete independently stroke carrier loader platform.
For realizing the purpose of this utility model, have employed following technological scheme and being achieved: the utility model is by oil-feed end cap, second piston rod, two-level oil cylinder covers, first stage piston bar, guide ring, primary oil cylinder cap, cylinder tube, O RunddichtringO, guidance tape-I, guidance tape-II, guidance tape-III, U-shaped seal ring-I, X-shaped sealing ring-I, guidance tape-IV, guidance tape-V, U-shaped seal ring-II, dust ring-II, X-shaped sealing ring-II, explosion-proof valve, dust ring-I, at the bottom of hydraulic jack, stop bit weldering circle, oil cylinder supporting base, lifting directional post, it is characterized in that: oil inlet end covers and is provided with O RunddichtringO mounting groove, explosion-proof valve is provided with between second piston rod and oil-feed end cap, explosion-proof valve loads in second piston rod and is connected with oil-feed end cap, guidance tape-I and guidance tape-II is provided with between described second piston rod and first stage piston bar, two-level oil cylinder's lid is connected with first stage piston bar, guidance tape-III is provided with between two-level oil cylinder's lid and second piston rod, U-shaped seal ring-I and dust ring-I, described primary oil cylinder cap is connected with cylinder tube, is provided with guidance tape-V between primary oil cylinder cap and first stage piston bar, U-shaped seal ring-II and dust ring-II, and establish guide ring between cylinder tube, guidance tape-IV, assembly welding at the bottom of cylinder tube and hydraulic jack, cylinder tube overcoat upper position-arresting weldering circle assembly welding, described cylinder tube penetrates in oil cylinder supporting base to be worn to stop bit weldering circle gear on oil cylinder supporting base, and two-stage stretching hydraulic jack oil-feed end cap end puts into the oil cylinder support ring that lifting directional post is established.
Compared with prior art, the beneficial effects of the utility model are: two-stage stretching hydraulic cylinder body is short, be easy to processing, simple and compact for structure, save space, working stroke is long, enabling capabilities is strong, flexible and convenient operation, reliable in action, dismounting and maintenance conveniently, solve the lifting of oil hydraulic cylinder complete independently carrier loader platform.
Accompanying drawing explanation
Fig. 1 is for being provided with two post landing lifting machines of the present utility model
Fig. 2 is the detonation configuration figure of two-stage stretching oil hydraulic cylinder
Fig. 3 is the sectional structure chart of two-stage stretching oil hydraulic cylinder
Fig. 4 is the stretching, extension sectional structure chart of two-stage stretching oil hydraulic cylinder
1: oil-feed end cap; 2: second piston rod; 3: two-level oil cylinder covers; 4: first stage piston bar; 5: guide ring; 6: primary oil cylinder cap; 7: cylinder tube; 8:O RunddichtringO; 9: guidance tape-I; 10: guidance tape-II; 11: guidance tape-III; 12:U RunddichtringO-I; 13:X RunddichtringO-I; 14: guidance tape-IV; 15: guidance tape-V; 16:U RunddichtringO-II; 17: dust ring-II; 18:X RunddichtringO-II; 19: explosion-proof valve; 20: dust ring-I; 21: at the bottom of hydraulic jack; 22: stop bit weldering circle; 23: oil cylinder supporting base; 24: lifting directional post.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
With reference to accompanying drawing, disclosed in the utility model, a kind of two post landing lifting machine two-stage stretching oil hydraulic cylinders, comprising: oil-feed end cap 1, second piston rod 2, two-level oil cylinder's lid 3, first stage piston bar 4, guide ring 5, primary oil cylinder cap 6, cylinder tube 7, O RunddichtringO 8, guidance tape-I 9, guidance tape-II 10, guidance tape-III 11, U-shaped seal ring-I 12, X-shaped sealing ring-I13, guidance tape-IV 14, guidance tape-V 15, U-shaped seal ring-II 16, dust ring-II 17, X-shaped sealing ring-II 18, explosion-proof valve 19, dust ring-I 20, at the bottom of hydraulic jack 21, stop bit weldering circle 22, oil cylinder supporting base 23, lifting directional post 24, it is characterized in that: oil-feed end cap 1 is provided with O RunddichtringO 8 mounting groove, explosion-proof valve 19 is provided with between second piston rod 2 and oil-feed end cap 1, explosion-proof valve 19 loads in second piston rod 2 and is connected with oil-feed end cap 1, guidance tape-I 9 and guidance tape-II 10 is provided with between described second piston rod 2 and first stage piston bar 4, two-level oil cylinder's lid 3 is connected with first stage piston bar 4, is provided with guidance tape-III 11 between two-level oil cylinder's lid 3 and second piston rod 2, U-shaped seal ring-I 12 and dust ring-I 20, described primary oil cylinder cap 6 is connected with cylinder tube 7, is provided with guidance tape-V 15 between primary oil cylinder cap 6 and first stage piston bar 4, U-shaped seal ring-II 16 and establish guide ring 5 between dust ring-II 17 and cylinder tube 7, guidance tape-IV 14, cylinder tube 7 and 21 assembly weldings at the bottom of hydraulic jack, cylinder tube 7 overcoat upper position-arresting weldering circle 22 assembly welding.
Described cylinder tube 7 penetrates in oil cylinder supporting base 23 to wear and keeps off on oil cylinder supporting base 23 to stop bit weldering circle 22, and oil-feed end cap 1 end of two-stage stretching hydraulic jack puts into the oil cylinder support ring that lifting directional post 24 is established.
Above-mentioned the utility model two post landing lifting machine two-stage stretching oil hydraulic cylinder is easy to processing, simple and compact for structure, and save space, working stroke is long, and enabling capabilities is strong, flexible and convenient operation, reliable in action, and it is convenient to dismantle and overhaul.
Above-mentioned explanation is not to restriction of the present utility model; the utility model is also not limited to above-mentioned citing; those skilled in the art are in essential scope of the present utility model, and the change made, remodeling, interpolation or replacement, all should belong to protection domain of the present utility model.
Claims (1)
1. two post landing lifting machine two-stage stretching oil hydraulic cylinders, comprising: oil-feed end cap (1), second piston rod (2), two-level oil cylinder's lid (3), first stage piston bar (4), guide ring (5), primary oil cylinder cap (6), cylinder tube (7), O RunddichtringO (8), guidance tape-I (9), guidance tape-II (10), guidance tape-III (11), U-shaped seal ring-I (12), X-shaped sealing ring-I (13), guidance tape-IV (14), guidance tape-V (15), U-shaped seal ring-II (16), dust ring-II (17), X-shaped sealing ring-II (18), explosion-proof valve (19), dust ring-I (20), (21) at the bottom of hydraulic jack, stop bit weldering circle (22), oil cylinder supporting base (23), lifting directional post (24), it is characterized in that: oil-feed end cap (1) is provided with O RunddichtringO (8) mounting groove, explosion-proof valve (19) is provided with between second piston rod (2) and oil-feed end cap (1), explosion-proof valve (19) loads in second piston rod (2) and is connected with oil-feed end cap (1), guidance tape-I (9) and guidance tape-II (10) is provided with between described second piston rod (2) and first stage piston bar (4), two-level oil cylinder's lid (3) is connected with first stage piston bar (4), U-shaped seal ring-the I (12) of guidance tape-III (11) and dust ring-I (20) is provided with between two-level oil cylinder's lid (3) and second piston rod (2), described primary oil cylinder cap (6) is connected with cylinder tube (7), be provided with the U-shaped seal ring-II (16) of guidance tape-V (15) between primary oil cylinder cap (6) and first stage piston bar (4) and establish guide ring (5) between dust ring-II (17) and cylinder tube (7), guidance tape-IV (14), cylinder tube (7) and (21) assembly welding at the bottom of hydraulic jack, cylinder tube (7) overcoat upper position-arresting weldering circle (22) assembly welding, described cylinder tube (7) penetrates in oil cylinder supporting base (23) to be worn to stop bit weldering circle (22) gear on oil cylinder supporting base (23), and oil-feed end cap (1) end of two-stage stretching hydraulic jack puts into the oil cylinder support ring that lifting directional post (24) is established.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520369512.5U CN204677534U (en) | 2015-06-01 | 2015-06-01 | A kind of two post landing lifting machine two-stage stretching oil hydraulic cylinders |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520369512.5U CN204677534U (en) | 2015-06-01 | 2015-06-01 | A kind of two post landing lifting machine two-stage stretching oil hydraulic cylinders |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204677534U true CN204677534U (en) | 2015-09-30 |
Family
ID=54177230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520369512.5U Active CN204677534U (en) | 2015-06-01 | 2015-06-01 | A kind of two post landing lifting machine two-stage stretching oil hydraulic cylinders |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204677534U (en) |
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2015
- 2015-06-01 CN CN201520369512.5U patent/CN204677534U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Yonghe District huangqishan road 511356 Guangdong city in Guangzhou Province Economic and Technological Development Zone No. 9 Patentee after: Guangzhou Gaochang electrical Limited by Share Ltd Address before: Yonghe District huangqishan road 511356 Guangdong city in Guangzhou Province Economic and Technological Development Zone No. 9 Patentee before: GUANGZHOU GAOCHANG HYDRAULIC ELECTROMECHANICAL TECHNIC CO., LTD. |