CN102052362A - Synchronous hydraulic cylinder device - Google Patents
Synchronous hydraulic cylinder device Download PDFInfo
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- CN102052362A CN102052362A CN2010106088658A CN201010608865A CN102052362A CN 102052362 A CN102052362 A CN 102052362A CN 2010106088658 A CN2010106088658 A CN 2010106088658A CN 201010608865 A CN201010608865 A CN 201010608865A CN 102052362 A CN102052362 A CN 102052362A
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- pulley
- cylinder body
- cylinder
- balladeur train
- traction piece
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Abstract
The invention relates to a synchronous hydraulic cylinder device. The device comprises a plurality of sections of hydraulic telescopic cylinders, a first pulley component and a second pulley component, wherein the hydraulic telescopic cylinders comprise a bottom cylinder, a first section of cylinder body, a second section of cylinder body and a third section of cylinder body, the chain reaction is produced among the three sections of the cylinder bodies by adding transmission components such as the first pulley component and the second pulley component when liquid is filled into the hydraulic telescopic cylinders or discharged out of the hydraulic telescopic cylinders, so as to achieve a fixed velocity ratio. At the same time, compared with a single-section hydraulic cylinder, the function and the stability of the synchronous hydraulic cylinder device provided with the three sections of hydraulic cylinders are as good as those of the single-section hydraulic cylinder, and the synchronous hydraulic cylinder device has the characteristics of heavy load and high power. The synchronous hydraulic cylinder device provided by the invention is widely applied to elevators and lifting equipment which are ultra-large or ultra-heavy.
Description
Technical field
The present invention relates to a kind of synchronous hydraulic cylinder assembly.
Background technique
Hydraulic pressure is easy to transmit and configuration because its transmission force is big, uses utilization at elevator or upgrading machine field more.Particularly multisection hydraulic cover cylinder often is used on the equipment such as lift.Though multisection hydraulic cover cylinder has many-sided advantage and purposes widely; but multisection hydraulic cover cylinder also has shortcoming in the sky earlier; that is exactly: multisection hydraulic cover cylinder is in rise (or decline); each saves cylinder body because the difference of diameter; the speed of rising (or decline) also just has nothing in common with each other; simultaneously because the processing precise degree; improper use; seal ring is aging; or factor such as external environment condition; often have the situation generation that cylinder body is run helter-skelter; generally speaking; the operation of multisection hydraulic cover cylinder; the rising or falling speed inequality is arranged; and move erratic situation; this reason just, multisection hydraulic cover cylinder can't be adopted by the high application equipment of safety requirement such as elevator all the time.
Summary of the invention
At the problems referred to above, the invention provides a kind of lifting synchronous hydraulic cylinder assembly stably.
For reaching above-mentioned goal of the invention, the technical solution used in the present invention is: a kind of synchronous hydraulic cylinder assembly, and this device comprises:
Multisection hydraulic cover cylinder, comprise the end cylinder that has spout, the first segment cylinder body that is arranged on cylinder top, the described end and can slides up and down with respect to cylinder of the described end, the second joint cylinder body that is arranged on described first segment cylinder body top and can slides up and down with respect to described first segment cylinder body, be arranged on the described second joint cylinder body top and can save the 3rd joint cylinder body that cylinder body slides up and down with respect to described second, when by described spout in described multisection hydraulic cover cylinder during perfusion fluid, described the 3rd joint cylinder body upwards rises at first, when by described spout outside described multisection hydraulic cover cylinder during the released liquor body, the described first segment cylinder body described first segment cylinder body that lands downwards at first, be fixed with first balladeur train respectively on the second joint cylinder body and the 3rd joint cylinder body, second balladeur train and the 3rd balladeur train;
First pulley assembly, described first pulley assembly comprises first pulley, has first traction piece of upper end portion and underpart, described first pulley is installed on described first balladeur train, the upper end portion of described first traction piece is fixed on the top of a body of wall or a fixing bracket body, and the underpart of described first traction piece is fixed on described second balladeur train after described first pulley is walked around;
Second pulley assembly, described second pulley assembly comprises second pulley, the 3rd pulley, has second traction piece of upper end portion and underpart, described second pulley is installed on described second balladeur train, described the 3rd pulley is installed on described the 3rd balladeur train, the upper end portion of described second traction piece is fixed on the top of a body of wall or a fixing bracket body, and the underpart of described second traction piece is fixed on described second balladeur train after described second pulley, the 3rd pulley are walked around successively.
Preferably, described a plurality of hydraulic sleeve cylinder each side be provided with a riser guide, be separately installed with slide block on the two end part, the left and right sides of described first balladeur train, second balladeur train, the 3rd balladeur train, described slide block can slide along the described riser guide of respective side.
Preferably, have the opening of a up/down perforation on the described slide block, the oral area of described opening is towards the described riser guide of respective side, and the described riser guide of part is housed in the described opening.
Preferably, described first traction piece and second traction piece are cable wire or chain.
Preferably, be provided with the annular recess that limits first traction piece and the second traction piece position on the outer circumferential face of described first pulley, second pulley and the 3rd pulley.
Preferably, the diameter of described end cylinder, first segment cylinder body, the second joint cylinder body, the 3rd joint cylinder body increases successively.
Because technique scheme utilization, the present invention has following advantage: synchronous hydraulic cylinder assembly tool of the present invention has the characteristic with the Walk action, by setting up first pulley assembly and these transmission paries of second pulley assembly, make and produced interlocking action between the three joint cylinder bodies, three cylinder bodies reach fixing speed ratio, and then reached the tidemark of three cylinder one, the words that three Jie Tong Walk cylinders are this moment compared with the single-unit oil hydraulic cylinder, no matter be function or stability, all equal with the single-unit oil hydraulic cylinder, existing heavy load, the large-power hydraulic characteristics still can be not fully exerted, thereby make synchronous hydraulic cylinder assembly of the present invention can be widely used on the elevator and jacking equipment of super sized type and overweight grade.
Description of drawings
Accompanying drawing 1 is the main sectional view of synchronous hydraulic cylinder assembly of the present invention;
Schematic representation when accompanying drawing 2 is packed up for multisection hydraulic cover cylinder of the present invention;
Accompanying drawing 3 is the schematic representation of multisection hydraulic of the present invention cover cylinder when rising.
In the above accompanying drawing: 1, fixing frame; 2, riser guide; 3, multisection hydraulic cover cylinder; 4, spout; 5, end cylinder; 6, first segment cylinder body; 7, the second joint cylinder body; 8, the 3rd joint cylinder body; 9, first balladeur train; 10, second balladeur train; 11, the 3rd balladeur train; 12, first pulley assembly; 13, second pulley assembly; 14, first pulley; 15, first traction piece; 16, second pulley; 17, the 3rd pulley; 18, second traction piece; 19, recess.
Embodiment
Below in conjunction with embodiment shown in the drawings the present invention is further described:
Synchronous hydraulic cylinder assembly as shown in Figure 1, this device comprises:
Fixing frame 1, fixing frame 1 fixes with the body of wall of building.It is provided with a pair of riser guide 2 that vertically extends.
Multisection hydraulic between a pair of riser guide 2 cover cylinder 3, this multisection hydraulic cover cylinder 3 comprise the end cylinder 5 that has spout 4, be set in the outside and first segment cylinder body 6 that can slide up and down with respect to end cylinder 5 of end cylinder 5, be set in the outside and second joint cylinder body 7 that can slide up and down with respect to first segment cylinder body 6 of first segment cylinder body 6, be set in the 3rd joint cylinder body 8 that the second joint cylinder body 7 is outside and can slide up and down with respect to the second joint cylinder body 7.The diameter of end cylinder 5, first segment cylinder body 6, the second joint cylinder body 7, the 3rd joint cylinder body 8 increases successively.End cylinder 5 is (also can be fixed on a certain fixing bracket body) that fix on the ground.
Be fixed with first balladeur train 9, second balladeur train 10 and the 3rd balladeur train 11 respectively on first segment cylinder body 6, the second joint cylinder body 7 and the 3rd joint cylinder body 8, when by spout 4 in multisection hydraulic cover cylinder 3 during perfusion fluid, the 3rd joint cylinder body 8 upwards rises at first, when by spout 4 outside multisection hydraulic cover cylinder 3 during the released liquor body, first segment cylinder body 6 lands at first.
The left and right sides of multisection hydraulic cover cylinder 3 is provided with cover first pulley assembly 12 and a cover second pulley assembly 13 respectively.First pulley assembly 12 comprises first pulley 14, has first traction piece 15 of upper end portion and underpart, first pulley 14 is installed on first balladeur train 9, the upper end portion of first traction piece 15 is installed on the top of fixing frame 1, and the underpart of first traction piece 15 is fixed on second balladeur train 10 after first pulley 14 is walked around.Second pulley assembly 13 comprises second pulley 16, the 3rd pulley 17, have 18 of second traction pieces of upper end portion and underpart, second pulley 16 is installed on second balladeur train 10, the 3rd pulley 17 is installed on the 3rd balladeur train 11, the upper end portion of second traction piece 18 is installed on the top of fixing frame 1, and the underpart of second traction piece 18 is fixed on second balladeur train 10 after walking around from second pulley 16, the 3rd pulley 17 successively.
Be separately installed with slide block 20 on the two end part, the left and right sides of first balladeur train 9, second balladeur train 10, the 3rd balladeur train 11, slide block 20 can slide along the riser guide 2 of respective side.In order to prevent that cylinder bodies at different levels arbitrarily around self shaft axis rotation, have the opening of a up/down perforation on each slide block 20, the oral area of opening is towards the riser guide 2 of respective side, and part riser guide 2 is housed in the opening.
Shown in Fig. 2-3, when perfusion fluid in end cylinder 5, the 3rd joint cylinder body 8 rises at first, drives the second joint cylinder body 7 by second pulley assembly 13 then and upwards rises, when the second joint cylinder body 7 rises, drive first segment cylinder body 6 by first pulley assembly 12 and upwards rise simultaneously.Second pulley assembly 13 the second joint cylinder body 7 below the drive, has guaranteed that also the stroke of the second joint cylinder body 7 equals 2/3rds of the 3rd joint cylinder body 8 strokes except guaranteeing the 3rd joint cylinder body 8 when rising.First pulley assembly 12 makes the second joint cylinder body 7 and first segment cylinder body 6 become 2 to 1 speed ratio relation, except guarantee that the first segment cylinder body 6 of the second joint cylinder body 7 below driving rises when rising, also make the stroke of first segment cylinder body 6 equal the second joint cylinder body, 7 strokes 1/2nd, equal the 3rd and save 1/3rd of cylinder body 8 strokes.Sum up above argumentation, when the 3rd joint cylinder body 8 is stressed upwards, can drive the second joint cylinder body, 7, the second joint cylinder bodies 7 and can drive again and finally formed 3 to 2 to 1 speed ratio result between first segment cylinder body 6, three cylinders.
One group of common three-section type hydraulic sleeve cylinder of synchronous hydraulic cylinder assembly of the present invention, behind the interlocking system that has installed traction piece and movable pulley additional, the traction piece running of between movable pulley, shuttling back and forth cleverly, not only make the speed ratio effect that has produced desirable 3:2:1 between the 3rd joint cylinder body, the second joint cylinder body, the first segment cylinder body, and then reached the perfect boundary of three cylinder one, three cylinder bodies not only fall with rising together, and never have the situation generation of scurrying cylinder.
This synchronous hydraulic cylinder assembly can be used on the jacking equipments such as lift as heavy load, in use, the car of lift is fixedly mounted on the outer wall or the 3rd balladeur train of the 3rd joint cylinder body topmost, and rise steadily in order to make, many covers synchronous hydraulic cylinder assembly of the present invention can be set on same lift, as 2 covers, 4 covers, 6 covers are set.
The foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (6)
1. synchronous hydraulic cylinder assembly, this device comprises:
Multisection hydraulic cover cylinder, comprise the end cylinder that has spout, the first segment cylinder body that is arranged on cylinder top, the described end and can slides up and down with respect to cylinder of the described end, the second joint cylinder body that is arranged on described first segment cylinder body top and can slides up and down with respect to described first segment cylinder body, be arranged on the described second joint cylinder body top and can save the 3rd joint cylinder body that cylinder body slides up and down with respect to described second, when by described spout in described multisection hydraulic cover cylinder during perfusion fluid, described the 3rd joint cylinder body upwards rises at first, when by described spout outside described multisection hydraulic cover cylinder during the released liquor body, described first segment cylinder body is landing downwards at first, described first segment cylinder body, be fixed with first balladeur train respectively on the second joint cylinder body and the 3rd joint cylinder body, second balladeur train and the 3rd balladeur train;
First pulley assembly, described first pulley assembly comprises first pulley, has first traction piece of upper end portion and underpart, described first pulley is installed on described first balladeur train, the upper end portion of described first traction piece is fixed on the top of a body of wall or a fixing bracket body, and the underpart of described first traction piece is fixed on described second balladeur train after described first pulley is walked around;
Second pulley assembly, described second pulley assembly comprises second pulley, the 3rd pulley, has second traction piece of upper end portion and underpart, described second pulley is installed on described second balladeur train, described the 3rd pulley is installed on described the 3rd balladeur train, the upper end portion of described second traction piece is fixed on the top of a body of wall or a fixing bracket body, and the underpart of described second traction piece is fixed on described second balladeur train after described second pulley, the 3rd pulley are walked around successively.
2. synchronous hydraulic cylinder assembly according to claim 1, it is characterized in that: described a plurality of hydraulic sleeve cylinders each side be provided with a riser guide, be separately installed with slide block on the two end part, the left and right sides of described first balladeur train, second balladeur train, the 3rd balladeur train, described slide block can slide along the described riser guide of respective side.
3. synchronous hydraulic cylinder assembly according to claim 2, it is characterized in that: the opening that has a up/down perforation on the described slide block, the oral area of described opening is towards the described riser guide of respective side, and the described riser guide of part is housed in the described opening.
4. synchronous hydraulic cylinder assembly according to claim 1 is characterized in that: described first traction piece and second traction piece are cable wire or chain.
5. synchronous hydraulic cylinder assembly according to claim 1 is characterized in that: be provided with the annular recess that limits first traction piece and the second traction piece position on the outer circumferential face of described first pulley, second pulley and the 3rd pulley.
6. synchronous hydraulic cylinder assembly according to claim 1 is characterized in that: the diameter of cylinder of the described end, first segment cylinder body, the second joint cylinder body, the 3rd joint cylinder body increases successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106088658A CN102052362A (en) | 2010-12-28 | 2010-12-28 | Synchronous hydraulic cylinder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106088658A CN102052362A (en) | 2010-12-28 | 2010-12-28 | Synchronous hydraulic cylinder device |
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| Publication Number | Publication Date |
|---|---|
| CN102052362A true CN102052362A (en) | 2011-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010106088658A Pending CN102052362A (en) | 2010-12-28 | 2010-12-28 | Synchronous hydraulic cylinder device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5452279A (en) * | 1977-08-31 | 1979-04-24 | Coles Cranes Ltd | Hydraulic control valve for synchronous use |
| US6382080B1 (en) * | 1997-06-04 | 2002-05-07 | Inventio Ag | Apparatus for synchronization of telescopic rams in hydraulic elevators |
| CN2657848Y (en) * | 2003-11-14 | 2004-11-24 | 潘旭华 | Hydrostatic slideway |
| CN201281053Y (en) * | 2008-10-10 | 2009-07-29 | 贾广生 | Hydraulic driving control device for elevator |
| CN201301841Y (en) * | 2008-11-11 | 2009-09-02 | 丁月芝 | Single-action telescopic-sleeve hydraulic cylinder |
| CN201439199U (en) * | 2009-06-30 | 2010-04-21 | 北京七星华创电子股份有限公司 | Large-span synchronized operation mechanical arm |
| CN201908893U (en) * | 2010-12-28 | 2011-07-27 | 太仓高德升降机有限公司 | Synchronous hydraulic-cylinder device |
-
2010
- 2010-12-28 CN CN2010106088658A patent/CN102052362A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5452279A (en) * | 1977-08-31 | 1979-04-24 | Coles Cranes Ltd | Hydraulic control valve for synchronous use |
| US6382080B1 (en) * | 1997-06-04 | 2002-05-07 | Inventio Ag | Apparatus for synchronization of telescopic rams in hydraulic elevators |
| CN2657848Y (en) * | 2003-11-14 | 2004-11-24 | 潘旭华 | Hydrostatic slideway |
| CN201281053Y (en) * | 2008-10-10 | 2009-07-29 | 贾广生 | Hydraulic driving control device for elevator |
| CN201301841Y (en) * | 2008-11-11 | 2009-09-02 | 丁月芝 | Single-action telescopic-sleeve hydraulic cylinder |
| CN201439199U (en) * | 2009-06-30 | 2010-04-21 | 北京七星华创电子股份有限公司 | Large-span synchronized operation mechanical arm |
| CN201908893U (en) * | 2010-12-28 | 2011-07-27 | 太仓高德升降机有限公司 | Synchronous hydraulic-cylinder device |
Non-Patent Citations (1)
| Title |
|---|
| （德）亨兴（R.HANCHEN）: "《起重机》", 31 December 1953 * |
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Application publication date: 20110511 |