CN201908893U - Synchronous hydraulic-cylinder device - Google Patents

Synchronous hydraulic-cylinder device Download PDF

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Publication number
CN201908893U
CN201908893U CN2010206840556U CN201020684055U CN201908893U CN 201908893 U CN201908893 U CN 201908893U CN 2010206840556 U CN2010206840556 U CN 2010206840556U CN 201020684055 U CN201020684055 U CN 201020684055U CN 201908893 U CN201908893 U CN 201908893U
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CN
China
Prior art keywords
cylinder
pulley
cylinder body
balladeur train
traction piece
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Expired - Lifetime
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CN2010206840556U
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Chinese (zh)
Inventor
谭伟程
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Taicang Golden Elevator Co Ltd
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Taicang Golden Elevator Co Ltd
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Priority to CN2010206840556U priority Critical patent/CN201908893U/en
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Publication of CN201908893U publication Critical patent/CN201908893U/en
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Abstract

The utility model relates to a synchronous hydraulic-cylinder device, which comprises a multi-section hydraulic sleeved cylinder, a first pulley assembly and a second pulley assembly, wherein the multi-section hydraulic sleeved cylinder comprises a bottom cylinder, a first-section cylinder body, a second-section cylinder body and a third-section cylinder body. By additionally arranging driving parts, such as the first pulley assembly and the second pulley assembly, when liquid is filled in the multi-section hydraulic sleeved cylinder or the liquid is discharged out of the multi-section hydraulic sleeved cylinder, an interlocking action can be generated among the three sections of cylinder bodies to achieve a fixed speed ratio. If the three sections of cylinder bodies are compared with a single-section hydraulic cylinder at the time, the synchronous hydraulic-cylinder device has the hydraulic characteristics of large load and large power on whether functions or stability. The synchronous hydraulic-cylinder device disclosed by the utility model can be widely applied to super-large type and super-heavy grade elevators and lifting equipment.

Description

The synchronous hydraulic cylinder assembly
Technical field
The utility model 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 utility model provides a kind of lifting synchronous hydraulic cylinder assembly stably.
For reaching above-mentioned model utility purpose, the technical solution adopted in the utility model 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 utlity model has following advantage: synchronous hydraulic cylinder assembly tool of the present utility model 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 utility model 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 utility model;
Schematic representation when accompanying drawing 2 is packed up for multisection hydraulic cover cylinder of the present utility model;
Accompanying drawing 3 is the schematic representation of multisection hydraulic of the present utility model 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 utility model 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.
First traction piece 15 and second traction piece 16 can be selected cable wire for use.First traction piece 15 and second traction piece 16 also can be selected chain for use.No matter use chain or cable wire, its Breaking strength must guarantee more than the 2500KG/ bar.Be provided with annular recess 19 on the outer circumferential face of first pulley 14, second pulley 16 and the 3rd pulley 17, when first traction piece 15 and second traction piece 16 when the outer surface of associated pulleys is walked around, it is actual to be on recess 19, and recess 19 can effectively stop traction piece to horizontally slip and the outer surface of the pulley that comes off along the outer surface of pulley.
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 utility model, 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 utility model 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 utility model and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present utility model and enforcement according to this, can not limit protection domain of the present utility model with this.All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection domain of the present utility model.

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.
CN2010206840556U 2010-12-28 2010-12-28 Synchronous hydraulic-cylinder device Expired - Lifetime CN201908893U (en)

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CN2010206840556U CN201908893U (en) 2010-12-28 2010-12-28 Synchronous hydraulic-cylinder device

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102052362A (en) * 2010-12-28 2011-05-11 太仓高德升降机有限公司 Synchronous hydraulic cylinder device
TWI831373B (en) * 2022-09-14 2024-02-01 達見綜合工業股份有限公司 Multi-section cylinder and flow control method for the same
TWI831471B (en) * 2022-11-15 2024-02-01 達見綜合工業股份有限公司 Double-acting multi-section cylinder with extension cushion function

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102052362A (en) * 2010-12-28 2011-05-11 太仓高德升降机有限公司 Synchronous hydraulic cylinder device
TWI831373B (en) * 2022-09-14 2024-02-01 達見綜合工業股份有限公司 Multi-section cylinder and flow control method for the same
TWI831471B (en) * 2022-11-15 2024-02-01 達見綜合工業股份有限公司 Double-acting multi-section cylinder with extension cushion function

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CX01 Expiry of patent term

Granted publication date: 20110727

CX01 Expiry of patent term