CN206858089U - A kind of hydraulic lifting dynamical system of the road administration construction based on PLC - Google Patents
A kind of hydraulic lifting dynamical system of the road administration construction based on PLC Download PDFInfo
- Publication number
- CN206858089U CN206858089U CN201720712560.9U CN201720712560U CN206858089U CN 206858089 U CN206858089 U CN 206858089U CN 201720712560 U CN201720712560 U CN 201720712560U CN 206858089 U CN206858089 U CN 206858089U
- Authority
- CN
- China
- Prior art keywords
- control valve
- plc
- dynamical system
- jack
- hydraulic
- 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 - Fee Related
Links
Abstract
The utility model discloses a kind of hydraulic lifting dynamical system of road administration construction based on PLC, including hydraulic pump, first oil path block, second oil path block, first control valve, second control valve, hydraulic cylinder, jack, pressure sensor, displacement transducer, terminal box and the control unit for handling input signal and monitoring feedback signal, for gathering the displacement monitoring unit of displacement signal, the pressure monitoring unit of pressure is born for gathering jack, for the hydraulic pressure terminal works unit for driving jack to lift, by during jacking, control the mutually coordinated running of each Jacking point, reach accurately synchronization of jacking up, prevent the damage of power-equipment, eliminate potential safety hazard.
Description
Technical field
The realm of building construction is the utility model is related to, is a kind of hydraulic lifting of the road administration construction based on PLC specifically
Dynamical system.
Background technology
With Chinese national economy and the rapid development of urban construction, as urban planning, reconstruction of the old city town, road broadening
Architectural engineering increase severely, the construction and upgrading of especially various highways, railway, bridge are even more to become the artery of economic development.
These architectural engineerings are frequently encountered two class problems in implementation process：One kind be carry out larger engineering-built, it is necessary to
The engineering construction local volume big to some volumes, weight is big carries out accurate overall lifting, such as the bridge floor road in bridge construction
Duan Jianshe, bridge headroom etc. is improved, sometimes even require to carry out the replacing of bridge pad in the case of uninterrupted traffic；Separately
One kind is that project planning clashes contradiction with original building, and many buildings are because the reason for planning has to remove.
But some of them building still has great practical value because the built time is not grown, especially some ancient buildings, or belong to
Shielded historical relic, or some places of cultural interest, if removed to it, loss is even more to be difficult to estimate.
The appearance of synchronization of jacking up technology or synchronous shifting technique, become the important method and hand for solving this problem
Section, present synchronization of jacking up technology is highly developed and is widely used in bridge, house, the heavy construction such as railway, but right
In heavy construction, the requirement of jack lifting technique is then harsher, because the loading capacity jacked in engineering is very big, must be noted that
Keep reaching Complete Synchronization during jacking, and jack weight and must not exceed the maximum of single jack and bear pressure, otherwise
It is once unbalance during jacking, it will cause a serious accident, the safety of serious threat workmen, and in existing jack lifting technique
Jacking when feedback of the information accuracy, feedback speed, processing feedback after adjustment still have defect, what is automatically controlled is endless
It is kind to not only result in the damage of equipment, and potential safety hazard be present.
Utility model content
The purpose of this utility model is to provide a kind of hydraulic lifting dynamical system of the road administration construction based on PLC, solved
Existing defect, the mutually coordinated running of each jack can be realized, realizes complete synchronization of jacking up.
The utility model is achieved through the following technical solutions：A kind of hydraulic lifting dynamical system of the road administration construction based on PLC
System, including hydraulic pump；Hydraulic pump, the second control valve import of the hydraulic pump outlet connection；First oil path block, first oil
The import of road block is connected with the outlet of the second control valve by flexible pipe, and exports four backhaul flexible pipes of connection side by side；Second oil circuit
Block, the outlet of second oil path block are connected with the import of the second control valve by flexible pipe, and import connects four processes side by side
Flexible pipe；First control valve number, the quantity of first control valve are four and four by process flexible pipe connection oil path block and gone out
Mouthful；Hydraulic cylinder, the import of the hydraulic cylinder connect the outlet of the first control valve, and the outlet of hydraulic cylinder passes through backhaul flexible pipe and the
The import connection of two oil path blocks；Jack, the jack connect as one with hydraulic cylinder；Pressure sensor, the pressure pass
Sensor is arranged at the top surface of jack；Displacement transducer, institute's displacement sensors are arranged at hydraulic cylinder side；Terminal box, it is described
Terminal box is connected with hydraulic pump, the first control valve, the second control valve, PLC respectively by cable.
A kind of road administration construction also includes being used to handle input signal and prison with the hydraulic lifting dynamical system based on PLC
Survey the control unit of feedback signal, the displacement monitoring unit for gathering displacement signal, bear pressure for gathering jack
Pressure monitoring unit, the hydraulic pressure terminal works unit for driving jack to lift；The displacement detecting unit passes including displacement
Sensor and displacement monitoring circuit, and displacement transducer is electrically connected with by displacement monitoring circuit and control unit；The pressure inspection
Surveying unit includes pressure sensor and pressure monitoring circuit, and pressure sensor is electrical by pressure monitoring circuit and control unit
Connection；The hydraulic pressure terminal works unit includes hydraulic pump, the first control valve, the second control valve, drive circuit, the hydraulic pressure
Pump, the first control valve, the second control valve are electrically connected with by drive circuit and control unit.
In order to preferably realize the utility model, further, described control unit is siemens PLC series
PLC, there is high cost performance in this dynamical system.
In order to preferably realize the utility model, further, the control panel of the PLC is color touch
A kind of screen, there is provided good human-computer interaction interface.
In order to preferably realize the utility model, further, the import of the hydraulic cylinder and the outlet of the first control valve
Between be also associated with check valve, ensure one-way conduction during oil-feed, do not have backflow and occur, make jack work more stable.
In order to preferably realize the utility model, further, first control valve is magnetic valve, and the second control valve is
High-frequency electromagnetic valve, simple system, action can fast coordinate different circuits to realize expected control, and the precision controlled
It can ensure with flexibility.
In order to preferably realize the utility model, further, the jack is punching jack, is not only had common
All functions of jack, and with function is drawn high, simple to operate, translational speed is fast.
In order to preferably realize the utility model, further, the cable is digital optical fiber transmission line, transmission speed
It is greatly improved.
In order to preferably realize the utility model, further, institute's displacement sensors are miniature laser displacement transducer,
Realize displacement high precision monitor.
In order to preferably realize the utility model, further, a kind of hydraulic lifting of the road administration construction based on PLC
Dynamical system is additionally provided with warning device.
The utility model compared with prior art, has advantages below and beneficial effect：
（1）By perfect power control system, the monitoring information of pressure and displacement transducer feedback is received in time, and is passed through
The analysis for crossing PLC judges, drives each jack to make corresponding lifting or stopping action, during jacking not
Disconnected adjustment, correction, makes each Jacking point uniform force, not only realizes high-precision synchronization, eliminate potential safety hazard.
（2）By setting warning device, when bearing pressure overrate, or jacking speed occur it is abnormal when, and
When remind staff's shutdown inspection failure, in order to avoid cause the damage of power-equipment.
（3）By using the PLC of siemens PLC series, the control of this dynamical system has not only been fully met
System requires, compared to other controllers, there is higher cost performance, so as to largely save cost.
（4）Change in displacement is monitored using laser displacement sensor, control system is automatically fed to and carries out action adjustment, laser
The accuracy of displacement transducer is 0.1mm, meets the requirement of civil engineering full accuracy.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is control system theory diagram of the present utility model.
Fig. 3 is Bit andits control flow chart of the present utility model.
Fig. 4 is Stress control flow chart of the present utility model.
Wherein, 1, hydraulic cylinder；2nd, displacement transducer；3rd, check valve；4th, the first control valve；5th, process flexible pipe；6th, backhaul is soft
Pipe；7th, cable；8th, terminal box；9th, the first oil path block；10th, the second control valve；11st, hydraulic pump；12nd, PLC；13rd, press
Force snesor；14th, jack；15th, the second oil path block；20th, pressure monitoring unit；202nd, pressure monitoring circuit；30th, control is single
Member；40th, hydraulic pressure terminal works unit；404th, drive circuit；50th, displacement monitoring unit；502 displacement monitoring circuits.
Embodiment
Embodiment 1：
A kind of hydraulic lifting dynamical system of road administration construction based on PLC of the present embodiment, as shown in Figure 1：Including hydraulic pressure
Pump 11, the first oil path block 9, the second oil path block 15, the first control valve 4, the second control valve 10, hydraulic cylinder 1, jack 14, pressure
Sensor 13, displacement transducer 2, terminal box 8；The import of the second control valve 10 of the outlet of hydraulic pump 11 connection；Described first
The import of oil path block 9 is connected with the outlet of the second control valve 10 by flexible pipe, and exports four backhaul flexible pipes 6 of connection side by side；Institute
The outlet for stating the second oil path block 15 is connected with the import of the second control valve 10 by flexible pipe, and four processes of connection are soft side by side for import
Pipe 5；Each quantity of first control valve 4 is four, and its import is gone out by four of process flexible pipe 5 and the first oil path block 9
Mouth connection；The import of the hydraulic cylinder 1 connects the outlet of the first control valve 4, and the outlet of hydraulic cylinder 1 by backhaul flexible pipe 6 with
The import connection of second oil path block 15；The jack 14 connects as one with hydraulic cylinder 1；The pressure sensor 13 is arranged at
The top surface of jack 14；Institute's displacement sensors 2 are arranged at the side of hydraulic cylinder 1；The terminal box 8 by cable 7 respectively with
Hydraulic pump 11, the first control valve 4, the second control valve 10, PLC 12 connect.
As shown in Figure 2：A kind of road administration construction is also included defeated for handling with the hydraulic lifting dynamical system based on PLC
Enter signal and monitor the control unit 30 of feedback signal, the displacement monitoring unit 50 for gathering displacement signal, for gathering thousand
Jin bear responsibility be stressed pressure monitoring unit 20, for drive jack lift hydraulic pressure terminal works unit 40；The displacement
Detection unit 50 includes displacement transducer 2 and displacement monitoring circuit 502, and displacement transducer 2 by displacement monitoring circuit 502 with
Control unit 30 is electrically connected with；The pressure sensing cell 20 includes pressure sensor 201 and pressure monitoring circuit 202, and presses
Force snesor 201 is electrically connected with by pressure monitoring circuit 202 and control unit 20；The hydraulic pressure terminal works unit 40 includes
Hydraulic pump 401, the first control valve 4, the second control valve 10, drive circuit 404, the hydraulic pump 401, the first control valve 4, second
Control valve 10 is electrically connected with by drive circuit 404 and control unit 30.
Embodiment 2：
The present embodiment does further optimization on the basis of embodiment 1, and described control unit 30 is siemens PLC system
The PLC of row, there is high cost performance in this dynamical system.
The control panel of the PLC 12 is color touch screen, there is provided a kind of good human-computer interaction interface.
Check valve 3 is also associated between the import of the hydraulic cylinder 1 and the outlet of the first control valve 4, is ensured single during oil-feed
To conducting, do not have backflow and occur, make jack work more stable.
First control valve 4 is magnetic valve, and the second control valve 10 is high-frequency electromagnetic valve, simple system, acts and fast may be used
Expected control is realized to coordinate different circuits, and the precision controlled and flexibility can ensure.
The jack 14 is punching jack, not only all functions with ordinary jack, and has and draw high work(
Can, simple to operate, translational speed is fast.
The cable 7 is digital optical fiber transmission line, and transmission speed is greatly improved.
Institute's displacement sensors 2 are miniature laser displacement transducer, realize displacement high precision monitor.
A kind of road administration construction is additionally provided with warning device with the hydraulic lifting dynamical system based on PLC.
Embodiment 3：
A kind of road administration of the present embodiment is constructed with the hydraulic lifting dynamical system based on PLC, its operation principle：Pass through electricity
After the power supply of source, PLC 12 is handled the target jacking shift value pre-entered, is then controlled by drive circuit 404
Hydraulic pump 11 processed starts, the first control valve 4, the second control valve 10.After the flow control of the second control valve of through hole 10 of hydraulic pump 11
Fluid is injected into process flexible pipe 5, process flexible pipe 5 branches into four branch roads respectively to four hydraulic cylinders 1 by the first oil path block 9
Oiling, and the flow of each hydraulic cylinder 1 is injected in the first control valve 4 control being connected with hydraulic cylinder 1.One is connected as with hydraulic cylinder 1
The jack 14 of body is driven its piston and risen by fluid.Meanwhile also with the mutually isostructural backhaul flexible pipe 6 of process flexible pipe 5
Connection liquid cylinder pressure 1, which is responsible for extraction fluid, declines jack 14.
During jacking, pressure sensing cell 20 jacks with each jack 14 of the Real-time Feedback of displacement detecting unit 50
Misalignment and pressure bearing data, feedback data is transferred to PLC processor 12, PLC processor 12 according to feedback information and
When make control command, control each jack 14 constantly to correct, it is mutually coordinated, so as to ensure each Jacking point uniform force,
It is synchronous to rise.
Embodiment 4：
A kind of construction of road administration the hydraulic lifting dynamical system based on PLC, its Bit andits control flow such as Fig. 3 of the present embodiment
It is shown：The displacement transducer 2 for being arranged on the side of hydraulic cylinder 1 gathers the point shift value of each jack during jacking, then
The displacement data detected is transferred in PLC 12 and handled, it is trapezoidal according to the bubble sort method being preset in PLC
Program, than the sizes values and displacement difference of adjacent shift value, if first shift value is bigger than second, then exchange him
, so successively recycle ratio compared with making big displacement value " sinking to the bottom ", small shift value " floating " is so as to the error of command displacement value, together
When, the average value control program being equally preset in PLC is carried out compared with judging with the average displacement value of each jack, and then is driven
Average value is found in dynamic control high frequency valve control jacking after error control, relatively after, shift value greatly slow down rising, shift value is small
Quickening, if jacking speed transfinite then directly shut down, so as to realize Bit andits control.
Embodiment 5：
A kind of construction of road administration the hydraulic lifting dynamical system based on PLC, its Bit andits control flow such as Fig. 4 of the present embodiment
It is shown：Be arranged on the top surface of a thousand pieces of gold top 14 pressure sensor 13 jack during gather the force value that presses of each jack, then
The pressure data detected is transferred in PLC 12 after amplification and conversion and handled, passes through the pressure of feedback
Value is compared with each calculating permissible value, if detected value then continues to jack within allowed band, if being above allowing
Scope is then alarmed shutdown, so as to realize the control of pressure.
It is described above, only it is preferred embodiment of the present utility model, any formal limit is not done to the utility model
System, every any simple modification made according to the technical essence of the utility model to above example, equivalent variations, each falls within
Within the scope of protection of the utility model.
Claims (9)
1. a kind of hydraulic lifting dynamical system of the road administration construction based on PLC, it is characterised in that including hydraulic pump（11）, first
Oil path block（9）, the second oil path block（15）, the first control valve（4）, the second control valve（10）, hydraulic cylinder（1）, jack（14）, pressure
Force snesor（13）, displacement transducer（2）, terminal box（8）；
The hydraulic pump（11）Export the second control valve of connection（10）Import；First oil path block（9）Import and second
Control valve（10）Outlet connected by flexible pipe, and export side by side connection four backhaul flexible pipes（6）；Second oil path block（15）
Outlet and the second control valve（10）Import connected by flexible pipe, and import side by side connection four process flexible pipes（5）；Described
One control valve（4）Quantity is four, four the first control valves（4）Pass through four process flexible pipes respectively（5）With the first oil path block（9）
Four outlet connection；The hydraulic cylinder（1）Import connect the first control valve（4）Outlet, and hydraulic cylinder（1）Outlet lead to
Cross backhaul flexible pipe（6）With the second oil path block（15）Import connection；The jack（14）With hydraulic cylinder（1）Connect as one；
The pressure sensor（13）It is arranged at jack（14）Top surface；Institute's displacement sensors（2）It is arranged at hydraulic cylinder（1）Side
Face；The terminal box（8）Pass through cable（7）Respectively with hydraulic pump（11）, the first control valve（4）, the second control valve（10）、
PLC（12）Connection；
A kind of road administration construction is also included being used to handle input signal with the hydraulic lifting dynamical system based on PLC and monitoring is anti-
The control unit of feedback signal（30）, displacement monitoring unit for gathering displacement signal（50）, for gathering jack bear to press
The pressure monitoring unit of power（20）, for drive jack lift hydraulic pressure terminal works unit（40）；The displacement monitoring list
Member（50）Including displacement transducer（2）With displacement monitoring circuit（502）, and displacement transducer（2）Pass through displacement monitoring circuit
（502）With control unit（30）It is electrically connected with；The pressure monitoring unit（20）Including pressure sensor（201）And pressure monitoring
Circuit（202）, and pressure sensor（201）Pass through pressure monitoring circuit（202）With control unit（30）It is electrically connected with；The liquid
Press terminal works unit（40）Including hydraulic pump（401）, the first control valve（4）, the second control valve（10）, drive circuit（404）,
The hydraulic pump（401）, the first control valve（4）, the second control valve（10）Pass through drive circuit（404）With control unit（30）Electricity
Property connection.
A kind of 2. hydraulic lifting dynamical system of the road administration construction based on PLC according to claim 1, it is characterised in that：
Described control unit（30）For the PLC of siemens PLC series（12）.
A kind of 3. hydraulic lifting dynamical system of the road administration construction based on PLC according to claim 2, it is characterised in that：
The PLC（12）Control panel be color touch screen.
A kind of 4. hydraulic lifting dynamical system of the road administration construction based on PLC according to claim 1, it is characterised in that：
The hydraulic cylinder（1）Import and the first control valve（4）Outlet between be also associated with check valve（3）.
A kind of 5. hydraulic lifting dynamical system of the road administration construction based on PLC according to claim 1, it is characterised in that：
First control valve（4）For magnetic valve, the second control valve（10）For high-frequency electromagnetic valve.
A kind of 6. hydraulic lifting dynamical system of the road administration construction based on PLC according to claim 1, it is characterised in that：
The jack（14）For punching jack.
A kind of 7. hydraulic lifting dynamical system of the road administration construction based on PLC according to claim 1, it is characterised in that：
The cable（7）For digital optical fiber transmission line.
A kind of 8. hydraulic lifting dynamical system of the road administration construction based on PLC according to claim 1, it is characterised in that：
Institute's displacement sensors（2）For miniature laser displacement transducer.
A kind of 9. hydraulic lifting dynamical system of the road administration construction based on PLC according to claim 1, it is characterised in that：
A kind of road administration construction is additionally provided with warning device with the hydraulic lifting dynamical system based on PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720712560.9U CN206858089U (en) | 2017-06-19 | 2017-06-19 | A kind of hydraulic lifting dynamical system of the road administration construction based on PLC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720712560.9U CN206858089U (en) | 2017-06-19 | 2017-06-19 | A kind of hydraulic lifting dynamical system of the road administration construction based on PLC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206858089U true CN206858089U (en) | 2018-01-09 |
Family
ID=60826856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720712560.9U Expired - Fee Related CN206858089U (en) | 2017-06-19 | 2017-06-19 | A kind of hydraulic lifting dynamical system of the road administration construction based on PLC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206858089U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108163745A (en) * | 2018-01-24 | 2018-06-15 | 上海海塔机械制造有限公司 | A kind of PLC adjusts high-precise synchronization jack-up system |
| CN108589929A (en) * | 2018-05-14 | 2018-09-28 | 武大巨成结构股份有限公司 | A kind of construction method that old residential area is transformed using synchronous jacking device |
| CN108708299A (en) * | 2018-05-25 | 2018-10-26 | 李袁宗 | A kind of bridge jacking device |
| CN109353965A (en) * | 2018-11-05 | 2019-02-19 | 南京理工大学 | A kind of parallel hydraulic synchronization jacking system of more fulcrum intelligent planes |
| CN110485304A (en) * | 2019-08-14 | 2019-11-22 | 中铁十六局集团有限公司 | A kind of box beam falls beam jack counter-force automatic control device |
| CN114075834A (en) * | 2020-08-21 | 2022-02-22 | 苏州恒信建设技术开发检测有限公司 | Foundation pile static load detection device and method |
-
2017
- 2017-06-19 CN CN201720712560.9U patent/CN206858089U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108163745A (en) * | 2018-01-24 | 2018-06-15 | 上海海塔机械制造有限公司 | A kind of PLC adjusts high-precise synchronization jack-up system |
| CN108589929A (en) * | 2018-05-14 | 2018-09-28 | 武大巨成结构股份有限公司 | A kind of construction method that old residential area is transformed using synchronous jacking device |
| CN108708299A (en) * | 2018-05-25 | 2018-10-26 | 李袁宗 | A kind of bridge jacking device |
| CN109353965A (en) * | 2018-11-05 | 2019-02-19 | 南京理工大学 | A kind of parallel hydraulic synchronization jacking system of more fulcrum intelligent planes |
| CN110485304A (en) * | 2019-08-14 | 2019-11-22 | 中铁十六局集团有限公司 | A kind of box beam falls beam jack counter-force automatic control device |
| CN114075834A (en) * | 2020-08-21 | 2022-02-22 | 苏州恒信建设技术开发检测有限公司 | Foundation pile static load detection device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206858089U (en) | A kind of hydraulic lifting dynamical system of the road administration construction based on PLC | |
| CN210154614U (en) | Foundation pit and settlement monitoring device of peripheral stratum thereof based on BIM | |
| CN103603330B (en) | Method for using total station instrument to measure horizontal displacement of deep soil | |
| CN103412550A (en) | Long-distance automation monitoring method of electric power tunnel pipe-jacking construction | |
| CN105043884A (en) | Testing device for carrying capacity of comprehensive pipe gallery and pipe joint and application method | |
| CN105258669A (en) | Simulation test device of sedimentation post-treatment of rain pipe in sea silt and method | |
| CN113847059A (en) | Intelligent early warning type pipe jacking area pipe joint grout supplementing system and method | |
| CN110516407B (en) | Method for calculating complexity of multiple clusters of fractured fractures in horizontal well section of fractured reservoir | |
| CN202298466U (en) | Synchronous jacking control device | |
| CN208903300U (en) | A kind of construction risk automatic monitoring system based on BIM technology | |
| CN113310579B (en) | Tunnel surrounding rock collapse disaster simulation test device and method | |
| CN106121663A (en) | A kind of shield control system | |
| CN104404940B (en) | A kind of Deep Soil Layers high pressure waterproof self-stabilising load test device | |
| CN203173631U (en) | Coal mine vertical shaft equipment hoisting safety detection system | |
| CN210766830U (en) | Foundation pit underground water operation risk management and control system | |
| CN105155418A (en) | Construction method for bridge horizontal movement | |
| CN102706681B (en) | Bailey sheet detecting device and method | |
| CN215003695U (en) | Beidou positioning system-based monitoring system for deep foundation pit | |
| CN214577030U (en) | Complicated environment ultra-long distance pipe jacking structure | |
| CN205015228U (en) | Utility tunnel tube coupling bearing capacity test device | |
| CN205205799U (en) | Pressure sensor data acquisition unit | |
| CN210265355U (en) | Device for testing mechanical performance of hydraulic impact | |
| CN114754997A (en) | Pipeline full life cycle reliability quantitative analysis device based on big data | |
| CN205102823U (en) | Aftertreatment analogue test device is subsided to downspout in sea silt soil | |
| CN202417908U (en) | Stand press safety protection system of slurry pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180109 Termination date: 20210619 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |