CN102530790A - Hydraulic synchronous jacking system - Google Patents
Hydraulic synchronous jacking system Download PDFInfo
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- CN102530790A CN102530790A CN2011104532475A CN201110453247A CN102530790A CN 102530790 A CN102530790 A CN 102530790A CN 2011104532475 A CN2011104532475 A CN 2011104532475A CN 201110453247 A CN201110453247 A CN 201110453247A CN 102530790 A CN102530790 A CN 102530790A
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- oil cylinder
- plugging pin
- pin oil
- oil cylinders
- programmable logic
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Abstract
The invention relates to a hydraulic synchronous jacking system which comprises four main oil cylinders, a console, a programmable controller, a switching power supply and eight electromagnetic reversing valves, wherein a proportional reversing valve, four upper bolt oil cylinders, four lower bolt oil cylinders and an opening device are arranged on each main oil cylinder; each electromagnetic reversing valve is used for controlling the four upper bolt oil cylinders or the four lower bolt oil cylinders on the same main oil cylinder; an encoder is arranged on each opening device, and output signal interfaces of the encoders are connected with a signal input interface of the programmable controller and the signal input interface of a touch screen; and the hydraulic synchronous jacking system further comprises an oil pump motor for controlling the main oil cylinders, the upper bolt oil cylinders and the four lower bolt oil cylinder. According to the hydraulic synchronous jacking system disclosed by the invention, the four main oil cylinders are adopted, each main oil cylinder is equipped with the four upper bolt oil cylinders and the four lower bolt oil cylinders, and stable and firm support of the system is ensured; and the programmable controller is adopted, and automatic synchronous control of the system can be realized by controlling the oil pump motor, the proportional reversing valves and the electromagnetic reversing valves.
Description
Technical field
The present invention relates to building hydraulic lifting technical field, particularly a kind of Hydraulic Synchronizing jack-up system.
Background technology
At present, in order to satisfy the synchronization of jacking up requirement of building, generally adopt the semi-automatic hydraulic jack-up system.Though these semi-automatic hydraulic jack-up systems have solved heavily stressed jacking problem; But along with the weight and volume of building is increasing; And complex structure, distribution of load inequality; Making needs the control accuracy of jacking and controlling point to increase; This just requires hydraulic jacking system in the jacking building, also to want to realize the multiple spot synchronization lifting, and existing semi-automatic hydraulic jack-up system can not satisfy the requirement of multiple spot synchronization of jacking up, how in ultra-large type building of jacking, to make coordinated multi-point as one man accomplish high-precise synchronization and has gone up and down into difficult problem.Simultaneously, jack-up system itself is the system of a complicacy, how to guarantee that the supporting & stablizing in the jacking process reaches firmly, also is the problem that presses for solution at present.
Summary of the invention
The technical matters that the present invention will solve is: in order to address the above problem, the present invention provides a kind of Hydraulic Synchronizing jack-up system of supporting & stablizing.
The technical solution adopted for the present invention to solve the technical problems is: a kind of Hydraulic Synchronizing jack-up system; Have four master cylinders, control desk, Programmable Logic Controller, Switching Power Supply and eight solenoid directional control valves, every master cylinder is provided with a proportional reversing valve, four and goes up plugging pin oil cylinder, four following plugging pin oil cylinder and a cover aperture device; On same master cylinder of every described solenoid directional control valve control four go up four following plugging pin oil cylinder on plugging pin oil cylinder or same the master cylinder, and every is gone up plugging pin oil cylinder and every following plugging pin oil cylinder is controlled by two three wire system inductance approach switches; Has the touch-screen that is used for I/O on the described control desk; Have coder on the described aperture device, the output signal interface of coder is connected with the signal input interface of the signal input interface of Programmable Logic Controller and touch-screen; Also has the Oil pump electrical machinery that is used to control master cylinder, goes up plugging pin oil cylinder and following plugging pin oil cylinder.
Stable for the power supply of system, have two Switching Power Supplies, one is connected with the solenoid directional control valve power supply, and another is connected with Programmable Logic Controller, touch-screen, aperture device and proportional reversing valve power supply.
In order to control the coder of aperture device, and as preferred, described Programmable Logic Controller is the programmable logic controller (PLC) PLC of band SSI interface module.
For the ease of Installation and Debugging, as preferably, described aperture device is the aperture device of external band multiturn absolute type coder.
In order to guarantee to keep in repair safety, also has isolating transformer on the described control desk as the maintenance power supply.
The invention has the beneficial effects as follows that Hydraulic Synchronizing jack-up system of the present invention adopts four master cylinder jackings, and every master cylinder all is furnished with four and goes up plugging pin oil cylinder and four following plugging pin oil cylinder, guaranteed the supporting & stablizing of system with firmly; Adopt Programmable Logic Controller,, realized the syn control of system through control Oil pump electrical machinery, proportional reversing valve and solenoid directional control valve; The inductance approach switch reliable operation, low in energy consumption, accuracy of positioning is high, and can adapt to bad working environment, has improved the automatic guidance precision of system; Adopt the touch-screen input and output, convenient and swift, work efficiency is provided; The aperture device accuracy of detection of external band multiturn absolute type coder is high, and scope is big, has guaranteed the control accuracy of system.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Fig. 1 is the structural representation of the optimum embodiment of Hydraulic Synchronizing jack-up system of the present invention.
Fig. 2 is the partial enlarged drawing at A place among Fig. 1.
Fig. 3 is the partial enlarged drawing at B place among Fig. 1.
Among the figure 1, master cylinder, 2, go up plugging pin oil cylinder, 3, plugging pin oil cylinder down, 4, the aperture device, 5, solenoid directional control valve, 6, pressure sensor, 7, proportional reversing valve, 8, balance cock.
The specific embodiment
Combine accompanying drawing that the present invention is done further detailed explanation now.These accompanying drawings are the scheme drawing of simplification, basic structure of the present invention only is described in a schematic way, so it only show the formation relevant with the present invention.
Like Fig. 1, Fig. 2, shown in Figure 3, the structural representation of the optimum embodiment of Hydraulic Synchronizing jack-up system of the present invention.A kind of Hydraulic Synchronizing jack-up system; Programmable logic controller (PLC) PLC, Switching Power Supply and eight solenoid directional control valves with four master cylinders 1, control desk, band SSI interface module, every master cylinder 1 are provided with the aperture device 4 that a proportional reversing valve, four are gone up plugging pin oil cylinder 2, four following plugging pin oil cylinder 3 and a cover external band multiturn absolute type coder; On same master cylinder 1 of every described solenoid directional control valve control four go up four following plugging pin oil cylinder 3 on plugging pin oil cylinder 2 or same the master cylinder 1, and every is gone up plugging pin oil cylinder 2 and controls by two three wire system inductance approach switches with every following plugging pin oil cylinder 3; Has the touch-screen that is used for I/O on the described control desk; Have coder on the aperture device 4, the output signal interface of coder is connected with the signal input interface of the signal input interface of Programmable Logic Controller and touch-screen, and coder output SSI signal is sent into Programmable Logic Controller PLC and on touch-screen, shown oil cylinder stroke; Also has the Oil pump electrical machinery that is used to control master cylinder 1, goes up plugging pin oil cylinder 2 and following plugging pin oil cylinder 3; Each master cylinder 1 also is furnished with a pressure sensor 6 and a pair of balance cock 8 that is used for balance master cylinder load pressure.
Wherein, Switching Power Supply has two, and one is connected with the solenoid directional control valve power supply, and another is connected with Programmable Logic Controller, touch-screen, aperture device 4 and proportional reversing valve power supply.
The signal of controlling the action of each proportional reversing valve comprise one tunnel-10V～+ 10V analog signals and a switching value signal that allows work.
It is AC220V that described isolating transformer adopts rated voltage, the isolating transformer that has with 1: 0.9 two-way export at 1: 1.Oil pump electrical machinery with two power 45KW, the using and the reserved adopt star-triangle start, and have overload, electric leakage and open-phase protection.Can show on the touch-screen standard-sized sheet value, the complete shut-down of every oil cylinder worthwhile before parameters such as oil cylinder stroke value, pressure, oily temperature, and can on touch-screen, be provided with every oil cylinder standard-sized sheet value, complete shut-down value and can be with the aperture zero clearing.
With above-mentioned foundation desirable embodiment of the present invention is enlightenment, and through above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this invention technological thought.The technical scope of this invention is not limited to the content on the specification sheets, must confirm its technical scope according to the claim scope.
Claims (5)
1. Hydraulic Synchronizing jack-up system; It is characterized in that: have four master cylinders (1), control desk, Programmable Logic Controller, Switching Power Supply and eight solenoid directional control valves, every master cylinder (1) is provided with a proportional reversing valve, four upward plugging pin oil cylinder (2), four following plugging pin oil cylinder (3) and are overlapped aperture device (4); Four four following plugging pin oil cylinder (3) that go up on plugging pin oil cylinder (2) or same the master cylinder (1) on every described solenoid directional control valve same master cylinder of control (1), and every gone up plugging pin oil cylinder (2) and every following plugging pin oil cylinder (3) is controlled by two three wire system inductance approach switches; Has the touch-screen that is used for I/O on the described control desk; Have coder on the described aperture device (4), the output signal interface of coder is connected with the signal input interface of the signal input interface of Programmable Logic Controller and touch-screen; Also has the Oil pump electrical machinery that is used to control master cylinder (1), goes up plugging pin oil cylinder (2) and following plugging pin oil cylinder (3).
2. Hydraulic Synchronizing jack-up system as claimed in claim 1 is characterized in that: have two Switching Power Supplies, one is connected with the solenoid directional control valve power supply, and another is connected with the proportional reversing valve power supply with Programmable Logic Controller, touch-screen, aperture device (4).
3. Hydraulic Synchronizing jack-up system as claimed in claim 1 is characterized in that: described Programmable Logic Controller is the programmable logic controller (PLC) PLC of band SSI interface module.
4. Hydraulic Synchronizing jack-up system as claimed in claim 1 is characterized in that: described aperture device (4) is the aperture device of external band multiturn absolute type coder.
5. Hydraulic Synchronizing jack-up system as claimed in claim 1 is characterized in that: also have the isolating transformer as the maintenance power supply on the described control desk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104532475A CN102530790A (en) | 2011-12-30 | 2011-12-30 | Hydraulic synchronous jacking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104532475A CN102530790A (en) | 2011-12-30 | 2011-12-30 | Hydraulic synchronous jacking system |
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| Publication Number | Publication Date |
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| CN102530790A true CN102530790A (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104532475A Pending CN102530790A (en) | 2011-12-30 | 2011-12-30 | Hydraulic synchronous jacking system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089750A (en) * | 2012-12-10 | 2013-05-08 | 天水锻压机床(集团)有限公司 | Controller and method for controlling multiple oil cylinders by using programmable controller |
-
2011
- 2011-12-30 CN CN2011104532475A patent/CN102530790A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089750A (en) * | 2012-12-10 | 2013-05-08 | 天水锻压机床(集团)有限公司 | Controller and method for controlling multiple oil cylinders by using programmable controller |
| CN103089750B (en) * | 2012-12-10 | 2015-11-18 | 天水锻压机床(集团)有限公司 | Controller and the controlling method thereof of the control of many group oil cylinders is carried out with programmable controller |
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| PB01 | Publication | ||
| C05 | Deemed withdrawal (patent law before 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120704 |