CN201512396U - hydraulic elevator - Google Patents

hydraulic elevator Download PDF

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Publication number
CN201512396U
CN201512396U CN200920189428XU CN200920189428U CN201512396U CN 201512396 U CN201512396 U CN 201512396U CN 200920189428X U CN200920189428X U CN 200920189428XU CN 200920189428 U CN200920189428 U CN 200920189428U CN 201512396 U CN201512396 U CN 201512396U
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CN
China
Prior art keywords
base
topples
cylinder
described base
stay bearing
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.)
Expired - Lifetime
Application number
CN200920189428XU
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Chinese (zh)
Inventor
谭伟程
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taicang Golden Elevator Co Ltd
Original Assignee
Taicang Golden Elevator Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Taicang Golden Elevator Co Ltd filed Critical Taicang Golden Elevator Co Ltd
Priority to CN200920189428XU priority Critical patent/CN201512396U/en
Application granted granted Critical
Publication of CN201512396U publication Critical patent/CN201512396U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

A hydraulic elevator comprises a base, an elevator mechanism, an operation platform and an electrohydraulic control mechanism, wherein, the elevator mechanism is provided with a multistage telescopic oil cylinder; the operation platform is arranged at the top of the elevator mechanism; and the electrohydraulic control mechanism is used for driving the elevator mechanism. The hydraulic elevator is characterized in that a balancing device used for keeping the base horizontal is arranged on the base; the balancing device comprises at least three base balancing oil cylinders fixed on the base; the cylinder sleeves of the base balancing oil cylinders are fixedly arranged on the base; and the piston rods of the base balancing oil cylinders face the ground. The balancing device adopts two working states, in the first working state, the piston rods of each base balancing oil cylinder touches the ground, and the base is off the ground; and in the second working state, the base touches the ground, the piston rods of the base balancing oil cylinders are gathered in the cylinder sleeves of the base balancing oil cylinders respectively. The base balancing oil cylinders can be used for supporting the base, so that the utility model can solve the problem that an elevator falls aside due to uneven construction ground.

Description

A kind of hydraulic hoist
Technical field
The utility model relates to a kind of hydraulic hoist.
Background technology
Existing hydraulic hoist generally includes base, lifting mechanism, service platform, electrohydraulic control mechanism and is arranged on the anti-supporting mechanism that topples on the base.Lifting mechanism generally comprises the oil cylinder overcoat, is arranged on the multi-stage expansion oil cylinder in the oil cylinder overcoat, and the multi-stage expansion oil cylinder is made up of a plurality of middle cylinder sleeve that connects together respectively.Electrohydraulic control mechanism enters the lower end of multi-stage expansion oil cylinder with fluid through oil filter, solenoid directional control valve, flow regulating valve, hydraulic control one-way valve, makes that telescopic oil cylinder is from coarse to fine to be stretched out step by step, rises thereby promote service platform.Yet operation field often is difficult to the assurance level, therefore the base of elevator is subjected to the influence of topography, can not keep balance, cause the elevator can't operation, perhaps the lifting mechanism of elevator be tilted to when stretching, this not only can influence telescopic oil cylinder and launch smoothly, the lifting mechanism long-term existence is planted situation partially, also can damage the multi-stage expansion oil cylinder, causes the lost of life of telescopic oil cylinder, in addition, the inclination of whole elevator is unfavorable for that also the operating personnel climbs and operation.
Summary of the invention
The purpose of this utility model provides that a kind of base can be adjusted voluntarily and the hydraulic hoist of maintenance level.
For achieving the above object, the technical scheme that the utility model adopted is: a kind of hydraulic hoist, comprise: base, lifting mechanism with multi-stage expansion oil cylinder, be arranged on the job platform at the top of lifting mechanism, be used to drive the electrohydraulic control mechanism of described lifting mechanism, described base is provided with the balancing device that is used to keep described base level, described balancing device comprises at least 3 base balancing cylinders that are fixed on the described base, the cylinder sleeve of described base balancing cylinder is fixedly installed on the described base, the piston rod of described base balancing cylinder is towards ground, described balancing device has two kinds of mode of operations, when described balancing device is under first kind of mode of operation, the piston rod of each described base balancing cylinder lands, described base built on stilts; When described balancing device is under second kind of mode of operation, described base lands, and the piston rod of each described base balancing cylinder draws in respectively in the cylinder sleeve of each described base balancing cylinder.
The utility model technical scheme further is: be provided with 4 described base balancing cylinders on the described base altogether, 4 described base balancing cylinders lay respectively at the Si Jiaochu of described base.
Further, described hydraulic hoist also comprises and the described base anti-stay bearing plates that topple of 3 of bonded assemblys that rotate at least, the described anti-stay bearing plate that topples has expansion and folding two mode of operations, when the described anti-stay bearing plate that topples is in when opening mode of operation, the intersection point place of the extended line that is centered close at least 3 described anti-stay bearing plates that topple of described lifting mechanism, and at least 3 described anti-stay bearing plates that topple support on the ground; When the described anti-stay bearing plate that topples was in the folding work state, the described anti-stay bearing plate that topples drew the sidepiece at described base in.
Further, the outer end of the described anti-stay bearing plate that topples also is fixedly connected with the anti-support cylinder that topples, the cylinder sleeve of the described anti-support cylinder that topples is fixedly installed on the described anti-stay bearing plate that topples, the piston rod of the described anti-support cylinder that topples is towards ground, when the described anti-stay bearing plate that topples is in when opening mode of operation, the piston rod of the described anti-support cylinder that topples stretches out and supports on the ground; When the described anti-stay bearing plate that topples was in the folding work state, the piston rod of the described anti-support cylinder that topples drew in the cylinder sleeve of the described support cylinder of preventing toppling.
Further, be provided with 4 described anti-stay bearing plates that topple on the described base altogether, 4 described anti-stay bearing plates that topple respectively have an end to be rotatably connected on the Si Jiaochu of described base respectively.
Further, described base is provided with electrolevel.
Further, described base is provided with the hydraulic motor that polycomponent Gei each described base balancing cylinder fuel feeding.
Further, described base balancing cylinder is provided with the micro-adjusting mechanism of the described piston rod stroke of scalable.
Owing to adopted above technical scheme, make and the utlity model has following advantage: the utility model is by being provided with a plurality of base balancing cylinders on base, utilize the base balancing cylinder to support, even also clean out the place of placing the base balancing cylinder easily in very mixed and disorderly camp site, thereby guarantee the levelness of base, the problem that the elevator that the ground injustice of avoiding constructing causes is planted partially.
Description of drawings
Accompanying drawing 1 is a front view of the present utility model;
Accompanying drawing 2 is in front view under the deployed condition for the utility model;
Accompanying drawing 3 is the cutaway view of base balancing cylinder of the present utility model;
Accompanying drawing 4 is that the anti-stay bearing plate that topples of the present utility model is in the scheme drawing (overlooking) under the deployed condition.
Wherein: 1, base; 2, lifting mechanism; 3, electrohydraulic control mechanism; 4, job platform; 5, overcoat oil cylinder; 6, cylinder sleeve; 7, step; 8, cylinder sleeve; 9, piston rod; 10, base balancing cylinder; 11, the anti-stay bearing plate that topples; 12, the anti-support cylinder that topples; 14, wheel; 15, hydraulic motor; 16, cylinder sleeve; 17, piston rod.
Specific embodiment
Below in conjunction with accompanying drawing the utility model is elaborated.
A kind of hydraulic hoist, comprise: base 1, lifting mechanism 2 with multi-stage expansion oil cylinder, be arranged on the job platform 4 at the top of lifting mechanism, electrohydraulic control mechanism 3. lifting mechanisms 2 that are used to drive described lifting mechanism comprise the overcoat oil cylinder 5 that is fixedly installed on the base 1, this multi-stage expansion oil cylinder is slidingly arranged in the overcoat oil cylinder 5, the multi-stage expansion oil cylinder comprises the cylinder sleeve 6 of a plurality of sockets step by step, the inner chamber of a plurality of cylinder sleeves 6 communicates and communicates with overcoat oil cylinder 5, and the radius with each cylinder sleeve 6 reduces, its cross-sectional area also reduces gradually, when described hydraulic hoist is worked, cylinder sleeve at different levels 6 is from coarse to fine to be stretched out step by step, with job platform 4 liftings.
The bottom of described base 1 has wheel 14, also be provided with the balancing device that is used to keep described base 1 level on the described base 1, described balancing device comprises at least 3 base balancing cylinders 10 that are fixed on the described base 1, the cylinder sleeve 8 of described base balancing cylinder 10 is fixedly installed on the described base 1, the piston rod 9 of described base balancing cylinder 10 is towards ground, described balancing device has two kinds of mode of operations, when hydraulic hoist is worked, described balancing device is under first kind of mode of operation, the piston rod 9 of each described base balancing cylinder 10 lands, wheel 14 built on stilts on the described base 1; When the hydraulic hoist inoperative, described balancing device is under second kind of mode of operation, and described wheel 14 lands, and the piston rod 9 of each described base balancing cylinder 10 draws in respectively in the cylinder sleeve 8 of each described base balancing cylinder 10.Therefore clean out at the construction field (site) and can just can guarantee lifting mechanism 2 vertical lifts for the place of the piston rod of placing base balancing cylinder 10.Preferably, be provided with 4 described base balancing cylinders 10 on the described base 1 altogether, as shown in Figure 3,4 described base balancing cylinders 10 lay respectively at the Si Jiaochu of described base 1.Described base 1 is provided with electrolevel.
Preferably, described base 1 is provided with the hydraulic motor 15 that polycomponent Gei each described base balancing cylinder 10 fuel feeding.Therefore can guarantee that by the fuel feeding oil pressure of controlling each base balancing cylinder 10 respectively each base balancing cylinder 10 can the independent regulation height.
More preferably, described base balancing cylinder 10 is provided with the micro-adjusting mechanism of described piston rod 9 strokes of scalable.
Further, described hydraulic hoist also comprises and the described base 1 anti-stay bearing plates 11 that topple of 3 of bonded assemblys that rotate at least, the described anti-stay bearing plate 11 that topples has expansion and folding two mode of operations, when hydraulic hoist is worked, the described anti-stay bearing plate 11 that topples is in opens mode of operation, as shown in Figure 4, the intersection point place of the extended line that is centered close to a plurality of anti-stay bearing plates 11 that topple of described lifting mechanism 2, and each described anti-stay bearing plate that topples supports 11 on the ground, thereby the Area of bearing that can increase base 1 like this prevents that elevator from toppling; When the hydraulic hoist inoperative, the described anti-stay bearing plate 11 that topples is in the folding work state, the sidepiece that the described anti-stay bearing plate 11 that topples draws at described base 1.
Further, the outer end of the described anti-stay bearing plate 11 that topples also is fixedly connected with the anti-support cylinder 12 that topples, the cylinder sleeve 16 of the described anti-support cylinder 12 that topples is fixedly installed on the described anti-stay bearing plate 11 that topples, the piston rod 17 of the described anti-support cylinder 12 that topples is towards ground, when the described anti-stay bearing plate 11 that topples is in when opening mode of operation, the piston rod 17 of the described anti-support cylinder 12 that topples stretches out and supports on the ground; When the described anti-stay bearing plate 11 that topples was in the folding work state, the piston rod 17 of the described anti-support cylinder 12 that topples drew in the cylinder sleeve 16 of the described support cylinder 12 of preventing toppling.
Preferably, being provided with 4 described anti-11,4 described anti-stay bearing plates 11 that topple of stay bearing plate that topple on the described base altogether respectively has an end to be rotatably connected on the Si Jiaochu of described base 1 respectively.

Claims (5)

1. hydraulic hoist, comprise: base, lifting mechanism with multi-stage expansion oil cylinder, be arranged on the job platform at the top of lifting mechanism, be used to drive the electrohydraulic control mechanism of described lifting mechanism, it is characterized in that: described base is provided with the balancing device that is used to keep described base level, described balancing device comprises at least 3 base balancing cylinders that are fixed on the described base, the cylinder sleeve of described base balancing cylinder is fixedly installed on the described base, the piston rod of described base balancing cylinder is towards ground, described balancing device has two kinds of mode of operations, when described balancing device is under first kind of mode of operation, the piston rod of each described base balancing cylinder lands, described base built on stilts; When described balancing device is under second kind of mode of operation, described base lands, and the piston rod of each described base balancing cylinder draws in respectively in the cylinder sleeve of each described base balancing cylinder.
2. a kind of hydraulic hoist according to claim 1 is characterized in that: be provided with 4 described base balancing cylinders on the described base altogether, 4 described base balancing cylinders lay respectively at the Si Jiaochu of described base.
3. according to the described a kind of hydraulic hoist of claim 1, it is characterized in that: described hydraulic hoist also comprises and the described base anti-stay bearing plates that topple of 3 of bonded assemblys that rotate at least, the described anti-stay bearing plate that topples has expansion and folding two mode of operations, when the described anti-stay bearing plate that topples is in when opening mode of operation, the intersection point place of the extended line that is centered close at least 3 described anti-stay bearing plates that topple of described lifting mechanism, and at least 3 described anti-stay bearing plates that topple support on the ground; When the described anti-stay bearing plate that topples was in the folding work state, the described anti-stay bearing plate that topples drew the sidepiece at described base in.
4. a kind of hydraulic hoist according to claim 3, it is characterized in that: the outer end of the described anti-stay bearing plate that topples also is fixedly connected with the anti-support cylinder that topples, the cylinder sleeve of the described anti-support cylinder that topples is fixedly installed on the described anti-stay bearing plate that topples, the piston rod of the described anti-support cylinder that topples is towards ground, when the described anti-stay bearing plate that topples is in when opening mode of operation, the piston rod of the described anti-support cylinder that topples stretches out and supports on the ground; When the described anti-stay bearing plate that topples was in the folding work state, the piston rod of the described anti-support cylinder that topples drew in the cylinder sleeve of the described support cylinder of preventing toppling.
5. a kind of hydraulic hoist according to claim 3 is characterized in that: be provided with 4 described anti-stay bearing plates that topple on the described base altogether, 4 described anti-stay bearing plates that topple respectively have an end to be rotatably connected on the Si Jiaochu of described base respectively.
CN200920189428XU 2009-09-30 2009-09-30 hydraulic elevator Expired - Lifetime CN201512396U (en)

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Application Number Priority Date Filing Date Title
CN200920189428XU CN201512396U (en) 2009-09-30 2009-09-30 hydraulic elevator

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Application Number Priority Date Filing Date Title
CN200920189428XU CN201512396U (en) 2009-09-30 2009-09-30 hydraulic elevator

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102910562A (en) * 2012-11-18 2013-02-06 昆山市大金机械设备厂 Lifting type operation platform
CN102963850A (en) * 2012-11-18 2013-03-13 昆山市大金机械设备厂 Lifting operation platform and base thereof
CN103318810A (en) * 2013-06-25 2013-09-25 国家电网公司 Portable transformer lifting machine
CN104291238A (en) * 2014-09-28 2015-01-21 苏州市汉诺威升降台有限公司 Rough terrain lifting device
CN104444928A (en) * 2014-09-30 2015-03-25 苏州市汉诺威升降台有限公司 Composite lifting device
CN106495066A (en) * 2016-12-26 2017-03-15 郑州游爱网络技术有限公司 A kind of used hanging basket of construction
CN106885102A (en) * 2017-04-05 2017-06-23 北京天智航医疗科技股份有限公司 A kind of adaptive equalization base and adaptive equalization adjusting method

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102910562A (en) * 2012-11-18 2013-02-06 昆山市大金机械设备厂 Lifting type operation platform
CN102963850A (en) * 2012-11-18 2013-03-13 昆山市大金机械设备厂 Lifting operation platform and base thereof
CN102910562B (en) * 2012-11-18 2015-05-06 昆山市大金机械设备厂 Lifting type operation platform
CN103318810A (en) * 2013-06-25 2013-09-25 国家电网公司 Portable transformer lifting machine
CN104291238A (en) * 2014-09-28 2015-01-21 苏州市汉诺威升降台有限公司 Rough terrain lifting device
CN104444928A (en) * 2014-09-30 2015-03-25 苏州市汉诺威升降台有限公司 Composite lifting device
CN106495066A (en) * 2016-12-26 2017-03-15 郑州游爱网络技术有限公司 A kind of used hanging basket of construction
CN106885102A (en) * 2017-04-05 2017-06-23 北京天智航医疗科技股份有限公司 A kind of adaptive equalization base and adaptive equalization adjusting method
CN106885102B (en) * 2017-04-05 2022-12-09 北京天智航医疗科技股份有限公司 Self-adaptive balance base and self-adaptive balance adjusting method

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CX01 Expiry of patent term

Granted publication date: 20100623

CX01 Expiry of patent term