CN1699137A - Global automatically controlled hydraulic jacking device and jacking method thereof - Google Patents
Global automatically controlled hydraulic jacking device and jacking method thereof Download PDFInfo
- Publication number
- CN1699137A CN1699137A CN 200510034768 CN200510034768A CN1699137A CN 1699137 A CN1699137 A CN 1699137A CN 200510034768 CN200510034768 CN 200510034768 CN 200510034768 A CN200510034768 A CN 200510034768A CN 1699137 A CN1699137 A CN 1699137A
- Authority
- CN
- China
- Prior art keywords
- jacking
- hydraulic
- valve
- oil line
- line pipe
- 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.)
- Granted
Links
Images
Landscapes
- Fluid-Pressure Circuits (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
This invention relates to a full range self-controllable hydraulic pressure lift-up device package and lift-up method; wherein, the device comprises hydraulic pressure system and autonomous system; said hydraulic pressure system includes hydraulic pressure station and hydraulic pressure hydro-cylinder which sets lift-up bracket on the top; said station is connected with hydro-cylinder through lift-up oil line and drop one separately; said autonomous system comprises industrial controlling computer, displacement scale transducer, speed-sensitive switch valve and output control housing; said method comprises following steps: a)starting up the device; b)setting the lift-up height of object; c) balancing the lift-up height of individual hydraulic pressure hydro-cylinder to lift up the object to the setting position in-phase. The invention is suitable to fix and construct oilcan with individual specification.
Description
Technical field
The present invention relates to large-scale metallic oil tank field engineering field, specifically be meant a kind of omnidistance automatic control hydraulic jacking device.
Background technology
In the mounting process of large-scale vertical dome-type tank, the typical jacking technique that is widely adopted at present is the inflating and lifting reverse installation process.This process safety, reliability are relatively poor, the difficulty that guarantees wallboard assembly welding quality is big, is embodied in: in (1) inflating and lifting process, and the installation quality of necessary strict control sealing arrangement, guiding stabilizing device and inhibiting device, operating instruction is numerous and diverse, causes great safety or quality accident easily; (2) during coaming plate, because it is very big to close the tightening force of door-plate, cause that the friction drag that is produced around the tank skin has nothing in common with each other, cause jacking speed to be difficult to reach synchronous requirement, the easy run-off the straight of tank body, bring the unexpected et out of order of very big difficulty, especially blower fan or during to construction, easier initiation grave accident because of power failure interrupt run; (3) the inflating and lifting technological requirement is after jacking puts in place, rapidly with the butt weld group to good, to the deficiency of time that unfitness of butt joint is accurately adjusted, the group that directly influences butt weld is to quality; (4) formed relative fully enclosed space in the jar during inflating and lifting, when blowing engine was dried in jar, noise was very big, and the air muddiness because smog that distributes during welding and noxious gas can't emptyings, causes construction environment poor simultaneously, and labour intensity is big, influences the personnel health.
In some engineering construction, the step type hydraulic of employing jacking reverse installation process is arranged also.This technology is compared with the inflating and lifting reverse installation process, has following advantage: (1) hydraulic control system stable drive, and hoisting speed is fast; (2) by the quantity of increase and decrease actuating unit oil cylinder, can satisfy the not jacking requirement of co-content oil tank, applied widely, highly versatile; When (3) every layer of wallboard jacking puts in place, can there be time enough accurately to adjust the unfitness of butt joint of butt weld group, thereby have improved the assembly welding quality of tank body; (4) need not very big tightening force during coaming plate, reduced the friction force between wallboard, avoided influencing many unfavorable factors of jacking; When (5) constructing, keeps clear with the external world in jar, reduced noise, eliminated the pollution of smog and noxious gas, construction environment is good; (6) adopt the self-locking type hydraulic lifting mechanism, control at any time stops, rises (keeping tank body not glide), has alleviated labour intensity, has improved safety of construction and work efficiency.But still there are some defectives in this technology: owing to can not solve the stationary problem of " omnidistance jacking ", so can only adopt " step type hydraulic jacking technique ", i.e. the principle of work of " hydraulic pressure Song Ka-climb-lifts fixed-time fall ".The progressively jacking of this kind technology can not put in place in a jacking, needs repeatedly that jacking just can reach construction requirement, and single step jacking stroke maximum has only 172mm, so operation is very complicated, work efficiency is lower.
Summary of the invention
Purpose of the present invention is exactly in order to solve above-mentioned the deficiencies in the prior art part, and a kind of omnidistance automatic control hydraulic jacking device and jacking method thereof are provided.Adopt this device, can realize full automatic control, guarantee that a synchronization of jacking up puts in place, one-time continuous automatic control jacking stroke height reaches 2.05m, and operating efficiency improves greatly.
The objective of the invention is to be achieved through the following technical solutions: described a kind of omnidistance automatic control hydraulic jacking device comprises hydraulic efficiency pressure system, described hydraulic efficiency pressure system comprises Hydraulic Station, hydraulic ram composition, described hydraulic ram top is equipped with the jacking carriage, described Hydraulic Station is connected with hydraulic ram with the decline oil line pipe by the jacking oil line pipe respectively, and described jacking carriage is provided with mechanical synchronization activity clamp; Described hydraulic efficiency pressure system also is connected with robot control system(RCS), described robot control system(RCS) comprises that industrial control computer, displacement transmitter, high-speed switch valve and output control box interconnect composition, described industrial control computer is connected with displacement transmitter, output control box by data collecting card, pulse duration modulation output card respectively, described output control box is connected with high-speed switch valve, described displacement transmitter is connected with the jacking carriage, and described high-speed switch valve and hydraulic ram interconnect.
In order to realize the present invention better, described hydraulic ram is the telescopic hydraulic ram of double acting, comprises the telescopic cylinder composition of cylinder body and mutually nested two-stage; Described hydraulic ram sidewall is fixed with bracing frame; Described Hydraulic Station comprises that hydraulic reservoir, electrical motor interconnect composition, and described hydraulic reservoir is equipped with liquid temperature liquidometer, oil suction oil filter and airfilter, and described electrical motor is connected with the axial plunger pump of hydraulic reservoir; Described jacking oil line pipe and decline oil line pipe comprise annular steel pipe respectively, described annular steel pipe is connected with Hydraulic Station, hydraulic ram by flexible pipe respectively, be separately installed with precursor overflow valve, electromagnetic relief valve, check valve, shockproof compression indicator, electro-hydraulic reversing valve, hydraulic control one-way valve on the described flexible pipe, described decline oil line pipe also is equipped with straight control balance cock, and above-mentioned valve is connected with the output control box respectively.
Adopt the jacking method of described a kind of omnidistance automatic control hydraulic jacking device to comprise the steps and technological condition:
First step energized starts electrical motor and electromagnetic relief valve in the described omnidistance automatic control hydraulic jacking device;
Second step confirmed that object needed jacking, descending still stops, and sets height and the permissible error that hydraulic ram needs jacking by industrial control computer;
The 3rd step industrial control computer is by output control box and high-speed switch valve, utilize the valve modulated pressure oil cylinder jacking object on the jacking oil line pipe, the displacement transmitter is gathered object height and position amount simultaneously in real time, and send industrial control computer to by data collecting card, form closed loop control system;
The 4th step industrial control computer carries out computing to object height and position amount, by the top lifting height of each hydraulic ram of valve balance on the jacking oil line pipe, thereby realizes a synchronization of jacking up of object is put in place.
If confirm that object needs to descend, at first mechanical synchronization activity clamp is return original position, industrial control computer descends at full speed by the valve modulated pressure oil cylinder on the decline oil line pipe; After starting described omnidistance automatic control hydraulic jacking device, also can be by the valve on directly manual control jacking oil line pipe of industrial control computer and the decline oil line pipe, realize the jacking and the decline (manually control generally is in stand-by state, uses usually) of object when handling failure.
Oil tank hydraulic lifting technology is the new construction method in a top that grows up in China in recent years, in the jacking process, athletic posture and distribution of stress that not only can the control structure part can also allow framing member be detained for a long time aloft and carry out fine motion and regulate, and realize inverted construction and aerial splicing.The present invention has functions such as sensing, computer controlled, hydraulic-driven and system monitoring; not only finishing the cluster control of hydraulic ram, the synchro control of jacking, the control of all carrying and fault by computing machine protects automatically; and simple to operate, have very strong camp site applicability and system reliability.
The present invention compared with prior art has following advantage and beneficial effect:
1, the present invention adopts operation of industrial computer automatic guidance and operation, and the synchronization of jacking up operation settles at one go, and speed is fast, easy to operate, good stability is avoided run-off the straight, is incured loss through delay construction, serious accident, and having adopted jacking dynamical equilibrium mechanism, the jacking synchronization accuracy is controlled in the 5mm.
2, the present invention realizes big stroke operation, and one-time continuous automatic control top lifting height reaches 2.05m, and the installation of the various width steel plates of oil tank all can put in place in a synchronization of jacking up.
3, the present invention is applied widely, owing to adopt multi-cylinder combination operation, can increase hydraulic ram quantity according to actual needs, is fit to the installation of all size, non-co-content oil tank.
4, be example with 10000 cubic meter oil tanks constructions, the present invention compared with prior art, labour cost reduces by 70%, cost of raw materials used reduces by 40%, work efficiency improves 30%, has higher military affairs and economic results in society.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a partial top view of the present invention;
Fig. 3 is a local structure scheme drawing of the present invention;
Fig. 4 is hydraulic efficiency pressure system of the present invention and structural representation;
Fig. 5 is automatic control flow chart figure of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples (3000 cubic meter oil tank jacking), the present invention done further describe in detail, but practical range of the present invention, mode are not limited to this.
Shown in Fig. 1,2 and 3, a kind of omnidistance automatic control hydraulic jacking device of the present invention comprises hydraulic efficiency pressure system and robot control system(RCS) two parts composition.Hydraulic efficiency pressure system comprises 1,10 hydraulic rams of Hydraulic Station, 2 compositions, hydraulic ram 2 belongs to the jacking power element, adopt the telescopic hydraulic ram of double acting, comprise that the telescopic cylinder 2-2 of cylinder body 2-1 and mutually nested two-stage, 2-3 form (wherein, first-stage cylinder D=150, L=1000, secondary cylinder D=100, L=1050); Hydraulic ram 2 sidewalls are fixed with bracing frame 11; Hydraulic ram 2 tops are equipped with (the spherical contact of self-align jacking carriage 3, play self-align effect), come the jacking object by channel-section steel formula account circle 9, jacking carriage 3 is provided with mechanical synchronization activity clamp 19, synchronous altitude position that can mechanical control jacking carriage 3 when hydraulic ram 2 jackings, when hydraulic ram 2 descends, can release mechanism synchronous movement clamp 19 (hydraulic ram 2 during decline does not require synchronously certain); Hydraulic Station 1 is connected with hydraulic ram 2 respectively with decline oil line pipe (adopting decline oil circuit ring seamless Steel Tube Special 5 and high pressure hose 6,20) by jacking oil line pipe (adopting jacking oil circuit ring seamless Steel Tube Special 4 and high pressure hose 6,20) respectively, realizes transmission of power.Robot control system(RCS) comprises industrial control computer, displacement transmitter 14, high-speed switch valve 7 and output control box interconnect composition, implement the unattended operation (industrial control computer and output control box can the synthetic control housing 8 of design team) of hydraulic jacking device, industrial control computer passes through data collecting card respectively, pulse duration modulation output card and displacement transmitter 14, the output control box is connected, the output control box is connected with high-speed switch valve 7, displacement transmitter 14 is equipped with carriage 10, and be connected with jacking carriage 3, high-speed switch valve 7 interconnects with hydraulic ram 2.Whole device generally is installed on the basis 12 and base plate 13 of the oil tank that needs jacking (Steel Tube Special 4,5 is circular layout on base plate 13), what need jacking comprises oil tank top board 18, ground floor oil tank wallboard 16 (there is top angle 17 both junctions), after the jacking again with ground floor oil tank wallboard 16 and 15 welding of second layer oil tank wallboard.Wherein, high pressure hose 20 adopts 6I-1500KA type flexible pipe, Dg8, L=1500; High pressure hose 6 adopts 6I-1500KA type flexible pipe, Dg8, L=500.
As shown in Figure 4, Hydraulic Station 1 and hydraulic ram 2 are formed hydraulic efficiency pressure system.Hydraulic Station 1 comprises that open hydraulic fuel tank 22 (storing, supply with hydraulic oil), electrical motor 26 interconnect composition, hydraulic reservoir 22 is equipped with liquid temperature liquidometer 21, oil suction oil filter 23 (filtration hydraulic oil) and airfilter 24, electrical motor 26 is connected with the axial plunger pump 25 of hydraulic reservoir 22, for whole device provides hydraulic efficiency power unit (the hydraulic ram ascending, descending is by the control of operation pressure oil); Jacking oil line pipe and decline oil line pipe are equipped with precursor overflow valve 34 (overflow when electromagnetic relief valve lost efficacy), electromagnetic relief valve 27 (overflow when system pressure surpasses operation pressure), check valve 30 (monodirectional locking hydraulic ram during jacking, make it and to descend), shockproof compression indicator 29 (pressure meter switch 28), electro-hydraulic reversing valve 31 (modulated pressure oil cylinder liter, conversion is fallen), hydraulic control one-way valve 33 (former loop oil circuit pressure oil during commutation, open the working connection oil return) and straight control balance cock 32 (keep certain back pressure, balance each other with gravity load), two solenoid directional control valves 7 (are high-speed switch valve, the response robot control system(RCS), keep the hydraulic ram synchronization of jacking up) also be installed on the jacking oil line pipe, above-mentioned valve is connected with the output control box respectively.The operation pressure oil that is produced by axial plunger pump passes through: precursor overflow valve 34 → electromagnetic relief valve 27 → check valve 30 → electro-hydraulic reversing valve 31 → is directly controlled balance cock 32 → hydraulic control one-way valve 33 → (high pressure hose 20 → ring seamless steel pipe 4,5 → high pressure hose 6) → high-speed switch valve (solenoid directional control valve) 7 → hydraulic ram 2 (ascending, descendings).Wherein, liquid temperature liquidometer 21 adopts the YWZ-105T type; Hydraulic reservoir 22 volume 800L; Oil suction oil filter 23 adopts Wu-63 * 100J type, specification 63L/min; Airfilter 24 adopts QUQZ-10 * 2.5 types, filtering accuracy 10 μ m; Axial plunger pump 25 adopts 25MCY type, specification 25ml/r, 20Mpa; Electrical motor 26 adopts Y180M-4 type, specification 18.5KW, 1470r/min; Pressure meter switch 28 adopts the KF-L8/14E type; Electromagnetic relief valve 27 adopts MFJ6-18YC type, specification Dg16,21Mpa; Shockproof compression indicator 29 adopts YN-100 type, specification 0～40Mpa, Φ 100; Check valve 30 adopts AJ-Ha20B type, Dg20; Electro-hydraulic reversing valve 31 adopts 34EYY-B20H-T type, specification 31.5Mpa, DC:24V; Straight control balance cock 32 adopts XDIF-B20F type, Dg20; Hydraulic control one-way valve 33 adopts AIY-Ha10B type, specification 31.5Mpa, 40L/min; Precursor overflow valve 34 adopts DB10G/31.5 type, specification Dg16,21MP; High-speed switch valve (two solenoid directional control valves) 7 adopts 3WE6B/AG24WZ4, specification Dg8,40L/min.
As shown in Figure 5, the jacking method of a kind of omnidistance automatic control hydraulic jacking device of the present invention comprises the steps and technological condition:
First step energized starts electrical motor and electromagnetic relief valve in the described omnidistance automatic control hydraulic jacking device;
Second step confirmed that object needed jacking, descending still stops, and sets height and the permissible error that hydraulic ram needs jacking by industrial control computer;
The 3rd step industrial control computer is by output control box and high-speed switch valve, utilize the valve Control work pressure oil on the jacking oil line pipe, make hydraulic ram do the jacking campaign, hold the account circle, drive the upwards jacking together of ground floor oil tank wallboard by the jacking carriage; Along with the jacking of account circle is moved, the vernier in the displacement transmitter is also moved thereupon, and send the input of real-time displacement (top lifting height) image data to industrial control computer by data collecting card, form closed loop control system;
The 4th step industrial control computer carries out computing to object height and position amount (displacement of top lifting height), high-speed switch valve to each hydraulic ram sends the signal that (40 times/second) rise or stop, with this come the modulated pressure oil cylinder liter, stop, the top lifting height of each hydraulic ram of balance, thus realize a synchronization of jacking up of object is put in place.
If confirm that hydraulic ram needs to descend, at first mechanical synchronization activity clamp is return original position, industrial control computer descends at full speed by the valve modulated pressure oil cylinder on the decline oil line pipe.After starting described omnidistance automatic control hydraulic jacking device, also can pass through industrial control computer direct control manual control system, valve on control jacking oil line pipe and the decline oil line pipe, realize the jacking and the decline (manually control: generally be in stand-by state, when handling failure, use usually) of hydraulic ram.
Because the obstacle overcome ability of universal microcomputer is relatively poor, the present invention adopts industrial control computer to improve the stability and the reliability of system greatly.The incoming signal of industrial control computer is the various status informations and the synchronous detection signal of hydraulic ram; Output signal is used for driving each high-speed switch valve, the coordination of modulated pressure oil cylinder.These parameters belong to analog signal basically, need after mould/number conversion, enter control computer, output is through converting pulse-width signal to, be used for electrohydraulic actuators such as controlling and driving high-speed switch valve, realize the jacking speed control by flow regulating, reach the synchronization of jacking up purpose of oil cylinder cluster.Owing to adopted the very abundant industrial control configuration software of function, the visuality of man-machine interface and the property grasped are strengthened greatly in addition.
As mentioned above, can realize the present invention preferably.
Claims (8)
1, a kind of omnidistance automatic control hydraulic jacking device comprises hydraulic efficiency pressure system, described hydraulic efficiency pressure system comprises Hydraulic Station, hydraulic ram composition, described hydraulic ram top is equipped with the jacking carriage, it is characterized in that, described Hydraulic Station is connected with hydraulic ram with the decline oil line pipe by the jacking oil line pipe respectively, and described jacking carriage is provided with mechanical synchronization activity clamp; Described hydraulic efficiency pressure system also is connected with robot control system(RCS), described robot control system(RCS) comprises that industrial control computer, displacement transmitter, high-speed switch valve and output control box interconnect composition, described industrial control computer is connected with displacement transmitter, output control box by data collecting card, pulse duration modulation output card respectively, described output control box is connected with high-speed switch valve, described displacement transmitter is connected with the jacking carriage, and described high-speed switch valve and hydraulic ram interconnect.
2, according to the described a kind of omnidistance automatic control hydraulic jacking device of claim 1, it is characterized in that described hydraulic ram is the telescopic hydraulic ram of double acting, comprise the telescopic cylinder composition of cylinder body and mutually nested two-stage.
3, according to the described a kind of omnidistance automatic control hydraulic jacking device of claim 1, it is characterized in that described hydraulic ram sidewall is fixed with bracing frame.
4, according to the described a kind of omnidistance automatic control hydraulic jacking device of claim 1, it is characterized in that, described Hydraulic Station comprises that hydraulic reservoir, electrical motor interconnect composition, described hydraulic reservoir is equipped with liquid temperature liquidometer, oil suction oil filter and airfilter, and described electrical motor is connected with the axial plunger pump of hydraulic reservoir.
5, according to the described a kind of omnidistance automatic control hydraulic jacking device of claim 1, it is characterized in that, described jacking oil line pipe and decline oil line pipe comprise annular steel pipe respectively, described annular steel pipe is connected with Hydraulic Station, hydraulic ram by flexible pipe respectively, be separately installed with precursor overflow valve, electromagnetic relief valve, check valve, shockproof compression indicator, electro-hydraulic reversing valve, hydraulic control one-way valve on the described flexible pipe, described decline oil line pipe also is equipped with straight control balance cock, and above-mentioned valve is connected with the output control box respectively.
6, the jacking method of the described a kind of omnidistance automatic control hydraulic jacking device of claim 1 comprises the steps and technological condition:
First step energized starts electrical motor and electromagnetic relief valve in the described omnidistance automatic control hydraulic jacking device;
Second step confirmed that object needed jacking, descending still stops, and sets height and the permissible error that hydraulic ram needs jacking by industrial control computer;
The 3rd step industrial control computer is by output control box and high-speed switch valve, utilize the valve modulated pressure oil cylinder jacking object on the jacking oil line pipe, the displacement transmitter is gathered object height and position amount simultaneously in real time, and send industrial control computer to by data collecting card, form closed loop control system;
The 4th step industrial control computer carries out computing to object height and position amount, by the top lifting height of each hydraulic ram of valve balance on the jacking oil line pipe, thereby realizes a synchronization of jacking up of object is put in place.
7, according to the jacking method of the described a kind of omnidistance automatic control hydraulic jacking device of claim 6, it is characterized in that, if confirm that object needs to descend, at first mechanical synchronization activity clamp is return original position, industrial control computer descends at full speed by the valve modulated pressure oil cylinder on the decline oil line pipe.
8, according to the jacking method of the described a kind of omnidistance automatic control hydraulic jacking device of claim 6, it is characterized in that, after starting described omnidistance automatic control hydraulic jacking device, by the valve on directly manual control jacking oil line pipe of industrial control computer and the decline oil line pipe, realize the jacking and the decline of object.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100347681A CN100341773C (en) | 2005-05-25 | 2005-05-25 | Global automatically controlled hydraulic jacking device and jacking method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100347681A CN100341773C (en) | 2005-05-25 | 2005-05-25 | Global automatically controlled hydraulic jacking device and jacking method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1699137A true CN1699137A (en) | 2005-11-23 |
| CN100341773C CN100341773C (en) | 2007-10-10 |
Family
ID=35475424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100347681A Expired - Fee Related CN100341773C (en) | 2005-05-25 | 2005-05-25 | Global automatically controlled hydraulic jacking device and jacking method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100341773C (en) |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100458627C (en) * | 2005-11-24 | 2009-02-04 | 西安重型机械研究所 | Method for controlling continuous adjustment of flow by using electromagnetic on-off valve |
| CN101279693B (en) * | 2008-04-01 | 2010-06-23 | 国网北京电力建设研究院 | Bearing mechanism and bearing track thereof |
| CN101391732B (en) * | 2007-09-17 | 2011-07-27 | 北京北方微电子基地设备工艺研究中心有限责任公司 | Lifting device |
| CN101277049B (en) * | 2007-03-28 | 2011-10-05 | 中国二十冶集团有限公司 | Method for core-crossing hanging large-scale motor hydraulic ram lifting |
| CN104635491A (en) * | 2014-12-17 | 2015-05-20 | 太原科技大学 | Hydraulic jacking control method for heavy electric equipment |
| CN104768864A (en) * | 2012-09-11 | 2015-07-08 | 格哈特·芬克贝纳 | Method for operating a lift system |
| CN105351264A (en) * | 2015-11-25 | 2016-02-24 | 日照海卓液压有限公司 | Multi-oil-cylinder rigid passive synchronous hydraulic control system |
| CN105351265A (en) * | 2015-11-25 | 2016-02-24 | 日照海卓液压有限公司 | Multi-oil-cylinder rigid passive volume synchronous hydraulic control system |
| CN105605004A (en) * | 2015-11-25 | 2016-05-25 | 上海电气液压气动有限公司 | Hydraulic system for driving equipment to rise |
| CN106006448A (en) * | 2016-07-01 | 2016-10-12 | 嘉兴景添汽保工具有限公司 | Apparatus with more than one jack combined |
| CN106621113A (en) * | 2015-10-30 | 2017-05-10 | 中国科学院沈阳自动化研究所 | Gap opening and supporting integrated accessory |
| CN106903068A (en) * | 2015-12-23 | 2017-06-30 | 北京中船信息科技有限公司 | A kind of dot matrix hydraulic lifting part pigeonholes |
| CN107140590A (en) * | 2017-06-29 | 2017-09-08 | 赛埃孚汽车保修设备（太仓）有限公司 | A kind of control method of the lifting machine with fall-preventing protection device |
| CN107188083A (en) * | 2017-06-29 | 2017-09-22 | 赛埃孚汽车保修设备（太仓）有限公司 | A kind of lifting machine and its method of work with fall-preventing protection device |
| CN107381431A (en) * | 2017-06-29 | 2017-11-24 | 赛埃孚汽车保修设备（太仓）有限公司 | A kind of method of work of the lifting machine with dual anti-falling protection function |
| CN107781243A (en) * | 2016-08-31 | 2018-03-09 | 中冶天工集团天津有限公司 | A kind of hydraulic synchronous control system and method |
| CN110182724A (en) * | 2019-05-23 | 2019-08-30 | 山西大学 | Synchronous hydraulic motor-car bottom plate fork truck and its control method |
| CN110821906A (en) * | 2019-11-18 | 2020-02-21 | 北京特种机械研究所 | Hydraulic synchronous control system with multiple two-stage cylinders |
| CN113715150A (en) * | 2021-08-02 | 2021-11-30 | 六安远大住宅工业有限公司 | Die table leveling control method and device of die table system and electronic equipment |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2087616U (en) * | 1988-07-30 | 1991-10-30 | 武汉钢铁学院 | Multi-cylinder synchronous controller for hydraulic elevator |
| CN2230310Y (en) * | 1994-03-12 | 1996-07-03 | 赵士江 | Hydraulic jacking machine |
| CN2257869Y (en) * | 1996-01-16 | 1997-07-16 | 华北石油管理局第二油田建设公司 | Hydraulic jacking appts. for making storage tank |
| CN2288963Y (en) * | 1996-11-30 | 1998-08-26 | 中国石油天然气管道第二工程公司 | Hydraulic jacking device |
-
2005
- 2005-05-25 CN CNB2005100347681A patent/CN100341773C/en not_active Expired - Fee Related
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100458627C (en) * | 2005-11-24 | 2009-02-04 | 西安重型机械研究所 | Method for controlling continuous adjustment of flow by using electromagnetic on-off valve |
| CN101277049B (en) * | 2007-03-28 | 2011-10-05 | 中国二十冶集团有限公司 | Method for core-crossing hanging large-scale motor hydraulic ram lifting |
| CN101391732B (en) * | 2007-09-17 | 2011-07-27 | 北京北方微电子基地设备工艺研究中心有限责任公司 | Lifting device |
| CN101279693B (en) * | 2008-04-01 | 2010-06-23 | 国网北京电力建设研究院 | Bearing mechanism and bearing track thereof |
| CN104768864B (en) * | 2012-09-11 | 2016-11-09 | 格哈特·芬克贝纳 | For operating the method for lifting platform system |
| CN104768864A (en) * | 2012-09-11 | 2015-07-08 | 格哈特·芬克贝纳 | Method for operating a lift system |
| US10000367B2 (en) | 2012-09-11 | 2018-06-19 | Gerhard Finkbeiner | Method for operating a lift system |
| CN104635491A (en) * | 2014-12-17 | 2015-05-20 | 太原科技大学 | Hydraulic jacking control method for heavy electric equipment |
| CN104635491B (en) * | 2014-12-17 | 2017-07-04 | 太原科技大学 | A kind of heavy electrical plant hydraulic lifting control method |
| CN106621113A (en) * | 2015-10-30 | 2017-05-10 | 中国科学院沈阳自动化研究所 | Gap opening and supporting integrated accessory |
| CN105605004B (en) * | 2015-11-25 | 2018-05-01 | 上海电气液压气动有限公司 | The hydraulic system that a kind of driving equipment rises |
| CN105605004A (en) * | 2015-11-25 | 2016-05-25 | 上海电气液压气动有限公司 | Hydraulic system for driving equipment to rise |
| CN105351264A (en) * | 2015-11-25 | 2016-02-24 | 日照海卓液压有限公司 | Multi-oil-cylinder rigid passive synchronous hydraulic control system |
| CN105351265A (en) * | 2015-11-25 | 2016-02-24 | 日照海卓液压有限公司 | Multi-oil-cylinder rigid passive volume synchronous hydraulic control system |
| CN106903068A (en) * | 2015-12-23 | 2017-06-30 | 北京中船信息科技有限公司 | A kind of dot matrix hydraulic lifting part pigeonholes |
| CN106006448A (en) * | 2016-07-01 | 2016-10-12 | 嘉兴景添汽保工具有限公司 | Apparatus with more than one jack combined |
| CN106006448B (en) * | 2016-07-01 | 2018-09-14 | 海盐创通技术服务有限公司 | A kind of more jack unit equipments |
| CN107781243A (en) * | 2016-08-31 | 2018-03-09 | 中冶天工集团天津有限公司 | A kind of hydraulic synchronous control system and method |
| CN107381431A (en) * | 2017-06-29 | 2017-11-24 | 赛埃孚汽车保修设备（太仓）有限公司 | A kind of method of work of the lifting machine with dual anti-falling protection function |
| CN107188083A (en) * | 2017-06-29 | 2017-09-22 | 赛埃孚汽车保修设备（太仓）有限公司 | A kind of lifting machine and its method of work with fall-preventing protection device |
| CN107140590A (en) * | 2017-06-29 | 2017-09-08 | 赛埃孚汽车保修设备（太仓）有限公司 | A kind of control method of the lifting machine with fall-preventing protection device |
| CN107140590B (en) * | 2017-06-29 | 2019-06-18 | 赛埃孚汽车保修设备（太仓）有限公司 | A kind of control method of the lifting machine with fall-preventing protection device |
| CN110182724A (en) * | 2019-05-23 | 2019-08-30 | 山西大学 | Synchronous hydraulic motor-car bottom plate fork truck and its control method |
| CN110182724B (en) * | 2019-05-23 | 2020-12-25 | 山西大学 | Synchronous hydraulic motor car bottom plate forklift |
| CN110821906A (en) * | 2019-11-18 | 2020-02-21 | 北京特种机械研究所 | Hydraulic synchronous control system with multiple two-stage cylinders |
| CN113715150A (en) * | 2021-08-02 | 2021-11-30 | 六安远大住宅工业有限公司 | Die table leveling control method and device of die table system and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100341773C (en) | 2007-10-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100341773C (en) | Global automatically controlled hydraulic jacking device and jacking method thereof | |
| CN201362560Y (en) | Wave compensating device | |
| CN2869407Y (en) | Vehicle platform synchronous lifting hydraulic system | |
| CN111392617A (en) | Gravity descending control system of overhead working truck | |
| CN102530782A (en) | Hydraulic synchronous lifting hoisting technology and equipment for ultra-large members | |
| CN112897391B (en) | Amphibious vehicle mobile lifting system and method | |
| CN102530780B (en) | Hydraulic pipeline system for forklift two-section full-free gantry | |
| CN2860682Y (en) | Middle tank car four-cylinder synchronization hydraulic lifting motion | |
| CN211594945U (en) | Carrier vehicle | |
| CN2474763Y (en) | Crane hydraulic device | |
| CN208454434U (en) | Heavy forklift door frame lifting altitude positioning control system | |
| CN2632053Y (en) | Bridge crane | |
| CN2293547Y (en) | Portable hydraulic elevator for container | |
| CN212532225U (en) | Energy-saving hydraulic system | |
| CN202482015U (en) | Hydraulic pipeline system for two-section full-free gantry of forklift | |
| CN2820800Y (en) | Fixed eight rope top frame of container crane | |
| CN2197350Y (en) | Lift | |
| CN2665096Y (en) | Combined type large-scale component or equipment hoisting and emplacement device | |
| CN201334254Y (en) | Transfer machine | |
| CN110862047A (en) | Hydraulic control device and method for explosion-proof synchronous circuit for elevator | |
| CN2227108Y (en) | Cable hydraulic lifting device | |
| CN111997944A (en) | Hydraulic system for automobile lifter | |
| CN201751364U (en) | Crane suspension arm variable-amplitude control device for ship | |
| CN201713279U (en) | Forklift structure | |
| CN2743315Y (en) | Quantitative hydraulic element lifting variable speed system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160930 Address after: 510663, Guangdong, Guangzhou province Tianhe District think Cheng Road No. 19, 5, 301, Wang Zhen Valley 2 building Patentee after: Mstar Technology Ltd Patentee after: PLA Guangzhou Military Area Air Force Engineering Construction Bureau Address before: 510405 No. 616 Baiyun Avenue, Guangdong, Guangzhou Patentee before: PLA Guangzhou Military Area Air Force Engineering Construction Bureau Effective date of registration: 20160930 Address after: 510663, Guangdong, Guangzhou province Tianhe District think Cheng Road No. 19, 5, 301, Wang Zhen Valley 2 building Patentee after: Mstar Technology Ltd Patentee after: PLA Guangzhou Military Area Air Force Engineering Construction Bureau Address before: 510405 No. 616 Baiyun Avenue, Guangdong, Guangzhou Patentee before: PLA Guangzhou Military Area Air Force Engineering Construction Bureau |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170629 Address after: 510663, Guangdong, Guangzhou province Tianhe District think Cheng Road No. 19, 5, 303, Wang Zhen Valley 2 building Co-patentee after: PLA Guangzhou Military Area Air Force Engineering Construction Bureau Patentee after: Solid rock Technology Development Co., Ltd. Address before: 510663, Guangdong, Guangzhou province Tianhe District think Cheng Road No. 19, 5, 301, Wang Zhen Valley 2 building Co-patentee before: PLA Guangzhou Military Area Air Force Engineering Construction Bureau Patentee before: Mstar Technology Ltd Effective date of registration: 20170629 Address after: 510663, Guangdong, Guangzhou province Tianhe District think Cheng Road No. 19, 5, 303, Wang Zhen Valley 2 building Co-patentee after: PLA Guangzhou Military Area Air Force Engineering Construction Bureau Patentee after: Solid rock Technology Development Co., Ltd. Address before: 510663, Guangdong, Guangzhou province Tianhe District think Cheng Road No. 19, 5, 301, Wang Zhen Valley 2 building Co-patentee before: PLA Guangzhou Military Area Air Force Engineering Construction Bureau Patentee before: Mstar Technology Ltd |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071010 Termination date: 20190525 |