CN107165054A - Both sides unbalanced load dynamic adjusting method and system in continuous beam cantilever casting - Google Patents
Both sides unbalanced load dynamic adjusting method and system in continuous beam cantilever casting Download PDFInfo
- Publication number
- CN107165054A CN107165054A CN201710538182.1A CN201710538182A CN107165054A CN 107165054 A CN107165054 A CN 107165054A CN 201710538182 A CN201710538182 A CN 201710538182A CN 107165054 A CN107165054 A CN 107165054A
- Authority
- CN
- China
- Prior art keywords
- valve
- unbalanced load
- position information
- reversal valve
- pump truck
- 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
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000005266 casting Methods 0.000 title claims abstract description 26
- 230000009471 action Effects 0.000 claims abstract description 91
- 238000005086 pumping Methods 0.000 claims abstract description 69
- 238000005303 weighing Methods 0.000 claims abstract description 51
- 230000000903 blocking effect Effects 0.000 claims abstract description 33
- 230000003111 delayed effect Effects 0.000 claims abstract description 15
- 230000001360 synchronised effect Effects 0.000 claims description 21
- 238000012546 transfer Methods 0.000 claims description 19
- 230000001960 triggered effect Effects 0.000 claims description 9
- 238000004364 calculation method Methods 0.000 claims description 6
- 238000011084 recovery Methods 0.000 claims description 6
- 240000002853 Nelumbo nucifera Species 0.000 claims description 4
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims description 4
- 235000006510 Nelumbo pentapetala Nutrition 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000004044 response Effects 0.000 abstract description 3
- 230000000052 comparative effect Effects 0.000 abstract 1
- 230000008859 change Effects 0.000 description 9
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000013642 negative control Substances 0.000 description 2
- 239000013641 positive control Substances 0.000 description 2
- 210000004556 brain Anatomy 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses the both sides unbalanced load dynamic adjusting method in a kind of continuous beam cantilever casting and system, method includes determining unbalanced load difference f according to beam left end weighing data LD and beam right-hand member weighing data RD(LD,RD), shut down during the two-way blocking of reversal valve, otherwise according to unbalanced load difference f(LD,RD)It is compared with default unbalanced load difference threshold+TV, first stop pumping according to the valve position information control pump truck of comparative result control pump truck continuation delivering concrete or the pump action state according to pump truck and reversal valve controls reversal valve to commutate again, first checks that commutation states are delayed to send again after reversal valve commutation and pumps instruction；System is the system that the system or components/devices that the completely corresponding program unit of method and step is constituted are constituted.The present invention has fast response time, and execution efficiency is high, and automaticity is high, is easy to the advantage of construction.
Description
Technical field
The present invention relates to the continuous beam cantilever casting technology of science of bridge building, and in particular in a kind of continuous beam cantilever casting
Both sides unbalanced load dynamic adjusting method and system.
Background technology
During the outstanding filling of continuous beam T structures, strict control both sides unbalanced load is to ensure that T structures are stable in the reasonable scope
Key factor, and this part unbalanced load overwhelming majority is all that both sides beam-ends enters mould concrete during outstanding fill by section
Side amount it is inconsistent caused by.The capsizing case during Construction of continuous beam is substantially in history is poured by the imbalance of section
It is caused.Conventional control method is all based on experience and two sides amount is allocated, its not only artificial subjectivity it is larger also difficult
Promptly and accurately to control unbalanced load, with great potential safety hazard.
The content of the invention
The technical problem to be solved in the present invention：For prior art above mentioned problem there is provided a kind of fast response time, perform
Efficiency high, automaticity is high, the both sides unbalanced load dynamic adjusting method be easy in the continuous beam cantilever casting of construction and
System.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
On the one hand, the present invention provides the both sides unbalanced load dynamic adjusting method in a kind of continuous beam cantilever casting, real
Applying step includes：
1) the beam left end weighing data LD and beam right-hand member weighing data RD of continuous beam are gathered；
2) unbalanced load difference f is determined according to beam left end weighing data LD and beam right-hand member weighing data RD(LD,RD)；
3) valve position information of reversal valve is gathered, if the two-way blocking of reversal valve, execution step 4 is redirected)；Otherwise jump
Turn to perform step 5)；
4) judge the two-way blocking of reversal valve, and stop pumping instruction to pump truck synchronous transfer, it is dynamic that driving pump truck stops pumping
Make, redirect execution step 2)；
5) by unbalanced load difference f(LD,RD)It is compared with default unbalanced load difference threshold+TV, if not
Equilibrium load difference f(LD,RD)Execution step 6 is then redirected less than unbalanced load difference threshold+TV)；Otherwise execution step is redirected
7)；
6) pumping instruction is started to pump truck synchronous transfer, driving pump truck is according to both stateful execution pump actions and by changing
To valve to continuous beam delivering concrete, execution step 2 is redirected)；
7) valve position information of the pump action state of collection pump truck and reversal valve, and according to the pump action shape of pump truck
The valve position information control pump truck of state and reversal valve first stops pumping and controls reversal valve to commutate again, is first examined after reversal valve commutation
Look into commutation states be delayed again transmission pumping instruction；Redirect execution step 2).
Preferably, step 3) in collection reversal valve valve position information represented with variable K, valve position information K value
Left and right valve for 1 expression reversal valve is turned off, and valve position information K value represents the left valve closing of reversal valve, right valve for 2
Door is opened, and valve position information K value represents that the left valve opening of reversal valve, right valve are closed for 3, valve position information K's
The left and right valve being worth for 4 expression reversal valves is opened；If valve position information K is 1, the two-way blocking of reversal valve and jump are judged
Turn to perform step 4)；Otherwise execution step 5 is redirected).
Preferably, step 7) detailed step include：
7.1) unbalanced load difference f is judged(LD,RD)More than 0 and valve position information K to be not equal to 2, unbalanced load poor
Value f(LD,RD)Less than 0 and valve position information K is not equal in 3 two conditions whether any one sets up, if any one
Establishment then redirects execution step 7.2)；Judge unbalanced load difference f(LD,RD)More than 0 and valve position information K be equal to 2, it is uneven
The load difference that weighs f(LD,RD)Less than 0 and valve position information K is equal in 3 two conditions whether any one sets up, if appointed
Meaning one, which is set up, then redirects execution step 7.3)；
7.2) preferential triggering stops the pump truck shutdown of pumping order-driven；Meanwhile, commutation signal is sent by delayer delay T
The commutation action of reversal valve is triggered afterwards, according to unbalanced load difference f during commutation action(LD,RD)Positive and negative control reversal valve
Left and right valve working state, if unbalanced load difference f(LD,RD)More than the 0 left valve of control is closed, right valve opening causes
The valve position information K collected value is 2；If unbalanced load difference f(LD,RD)Less than 0 left valve opening of control,
The value that right valve closes the valve position information K for causing to collect is 3；Redirect execution step 2)；
7.3) the recovery pumping instruction then triggered driving pump truck after delayer delay T recovers pumping.
On the other hand, the both sides unbalanced load that the present invention is also provided in a kind of continuous beam cantilever casting dynamically adjusts system
System, including：
Weighing data capture program unit, beam left end weighing data LD and beam right-hand member weighing data for gathering continuous beam
RD；
Unbalanced load calculation procedure unit, for according to beam left end weighing data LD and beam right-hand member weighing data RD determinations
Unbalanced load difference f(LD,RD)；
Valve location detection program unit, the valve position information for gathering reversal valve, if the two-way blocking of reversal valve,
Then redirect two-way blocking stoppage protection program unit；Otherwise execution unbalanced load threshold value comparison program unit is redirected；
Two-way blocking stoppage protection program unit, stops for judging the two-way blocking of reversal valve, and to pump truck synchronous transfer
Pumping instruction, driving pump truck stops pump action；
Unbalanced load threshold value comparison program unit, for by unbalanced load difference f(LD,RD)With default uneven lotus
Carry difference threshold+TV to be compared, if unbalanced load difference f(LD,RD)Then redirected less than unbalanced load difference threshold+TV
Execution does not trigger the silent execution unit of compensation；Otherwise execution triggering compensation servo configuration processor unit is redirected；
The silent execution unit of compensation is not triggered, and for starting pumping instruction to pump truck synchronous transfer, driving pump truck was according to both
Stateful execution pump action and by reversal valve to continuous beam delivering concrete；
Triggering compensation servo configuration processor unit, for gathering the pump action state of pump truck and the valve location of reversal valve
Information, and the valve position information control pump truck of pump action state according to pump truck and reversal valve first stops pumping and controls to change again
Commutated to valve, first check that commutation states are delayed again after reversal valve commutation and send pumping instruction.
Preferably, the valve position information of the valve location detection program unit collection reversal valve is represented with variable K, valve
Door positional information K value is turned off for the left and right valve of 1 expression reversal valve, and valve position information K value represents reversal valve for 2
Left valve is closed, right valve opening, and valve position information K value represents that the left valve opening of reversal valve, right valve are closed for 3,
Valve position information K value is that the left and right valve of 4 expression reversal valves is opened；If the two-way blocking of reversal valve, is redirected two-way
Block stoppage protection program unit；Otherwise execution unbalanced load threshold value comparison program unit is redirected.
Preferably, the triggering compensation servo configuration processor unit includes：
Servo is performed judges program unit in advance, for judging unbalanced load difference f(LD,RD)More than 0 and valve location believe
Breath K is not equal to 2, unbalanced load difference f(LD,RD)Less than 0 and valve position information K be not equal to it is any one in 3 two conditions
It is individual whether to set up, execution commutation valve port open/close states are redirected if any one establishment and mismatch configuration processor with compensation direction
Unit；Judge unbalanced load difference f(LD,RD)More than 0 and valve position information K be equal to 2, unbalanced load difference f(LD,RD)It is small
Whether set up equal to any one in 3 two conditions in 0 and valve position information K, redirect and hold if any one establishment
Row commutation valve port open/close states match configuration processor unit with compensation direction；
The valve port open/close states that commutate mismatch configuration processor unit with compensation direction, and pumping instruction is stopped for preferentially triggering
Pump truck is driven to shut down；Meanwhile, send the commutation action that commutation signal triggers reversal valve after delayer is delayed T, commutation action
When according to unbalanced load difference f(LD,RD)The positive and negative left and right valve working state to control reversal valve, if unbalanced load
Difference f(LD,RD)Left valve closing, right valve opening are controlled more than 0 so that the valve position information K collected value is 2；
If unbalanced load difference f(LD,RD)Less than the 0 left valve opening of control, right valve close the valve position for collect
Confidence breath K value is 3；Redirect execution unbalanced load calculation procedure unit；
Commutation valve port open/close states match configuration processor unit with compensation direction, and the recovery pumping instruction for triggering is passed through
Driving pump truck recovers pumping after delayer delay T.
Meanwhile, the present invention also provides the both sides unbalanced load dynamic debugging system in a kind of continuous beam cantilever casting, bag
Include：
Input module, for Initialize installation unbalanced load difference threshold+TV；
Weighing data sensor, beam left end weighing data LD and beam right-hand member weighing data RD for gathering continuous beam；
Microprocessor system, for determining unbalanced load according to beam left end weighing data LD and beam right-hand member weighing data RD
Difference f(LD,RD)And export；
Synchronizer is acted, for receiving unbalanced load difference f(LD,RD)Afterwards, the valve position information of reversal valve is gathered,
If the two-way blocking of reversal valve, execution action is redirected 1.；Otherwise execution action is redirected 2.；Action is 1.：Judge that reversal valve is two-way
Block, and stop pumping instruction to pump truck synchronous transfer, driving pump truck stops pump action；Action is 2.：Unbalanced load is poor
Value f(LD,RD)It is compared with default unbalanced load difference threshold+TV, if unbalanced load difference f(LD,RD)Less than injustice
Weighing apparatus load difference threshold+TV then redirects execution action 2. -1；Otherwise execution action 2. -2 is redirected；Action 2. -1：It is synchronous to pump truck
Transmission start pumping instruction, driving pump truck according to both stateful execution pump actions and conveys coagulation by reversal valve to continuous beam
Soil；Action 2. -2：The pump action state of pump truck and the valve position information of reversal valve are gathered, and according to the pump action of pump truck
The valve position information control pump truck of state and reversal valve first stops pumping and controls reversal valve to commutate again, after reversal valve commutation first
Check that commutation states are delayed again and send pumping instruction；
Output module, state and warning message for display output microprocessor system and action synchronizer.
Both sides unbalanced load dynamic adjusting method tool in continuous beam cantilever casting of the present invention has the advantage that：
1st, the present invention can compensate the unbalanced load of both sides during continuous beam T structure cantilever castings automatically, with response
Speed is fast, execution efficiency is high, automaticity is high, simple system, advantage that is reliable and stable, being easy to construction.
2nd, adjustment process of the invention is performed fully automatic, and can realize round-the-clock real-time monitoring.
3rd, the present invention is before the dynamic adjustment of both sides unbalanced load is carried out, the valve location letter of preferential collection reversal valve
Breath, if the two-way blocking of reversal valve, pumping instruction is stopped to pump truck synchronous transfer, driving pump truck stops pump action, for
Valve port patency inspection has prepreerence execution authority, directly stops pumping when valve port is obstructed, prevents accident.
Both sides unbalanced load dynamic debugging system in continuous beam cantilever casting of the present invention fills for continuous beam of the present invention is outstanding
The corresponding system of both sides unbalanced load dynamic adjusting method or method and step corresponding program unit structure completely in construction
Into system, its equally also have continuous beam cantilever casting of the present invention in both sides unbalanced load dynamic adjusting method it is foregoing
Advantage, therefore will not be repeated here.
Brief description of the drawings
Fig. 1 is the system structure diagram of present invention method.
Fig. 2 is the control principle schematic diagram of present invention method.
Embodiment
As depicted in figs. 1 and 2, both sides unbalanced load dynamic adjusting method in the present embodiment continuous beam cantilever casting
Implementation steps include：
1) the beam left end weighing data LD and beam right-hand member weighing data RD of continuous beam are gathered；
2) unbalanced load difference f is determined according to beam left end weighing data LD and beam right-hand member weighing data RD(LD,RD)；
3) valve position information of reversal valve 2 is gathered, if the two-way blocking of reversal valve 2, execution step 4 is redirected)；Otherwise
Redirect execution step 5)；
4) judge the two-way blocking of reversal valve 2, and stop pumping instruction to the synchronous transfer of pump truck 1, driving pump truck 1 stops pumping
Action, redirects execution step 2)；
5) by unbalanced load difference f(LD,RD)It is compared with default unbalanced load difference threshold+TV, if not
Equilibrium load difference f(LD,RD)Execution step 6 is then redirected less than unbalanced load difference threshold+TV)；Otherwise execution step is redirected
7)；
6) pumping instruction is started to the synchronous transfer of pump truck 1, driving pump truck 1 is according to both stateful execution pump actions and passes through
Reversal valve 2 redirects execution step 2 to continuous beam delivering concrete)；
7) valve position information of the pump action state of collection pump truck 1 and reversal valve 2, and dynamic according to the pumping of pump truck 1
The valve position information control pump truck 1 for making state and reversal valve 2 first stops pumping and controls reversal valve 2 to commutate again, is changed in reversal valve 2
First check that commutation states are delayed again backward and send pumping instruction；Redirect execution step 2).
In the present embodiment, step 3) in the valve position information of collection reversal valve 2 represented with variable K, valve position information K
Value be turned off for the left and right valve of 1 expression reversal valve 2, valve position information K value represents that the left valve of reversal valves 2 is closed for 2
Close, right valve opening, valve position information K value represents that the left valve opening of reversal valves 2, right valve are closed for 3, valve location
Information K value is that the left and right valve of 4 expression reversal valves 2 is opened；If valve position information K is 1, reversal valve 2 pairs is judged
Step 4 is performed to blocking and redirecting)；Otherwise execution step 5 is redirected).Reversal valve 2 (three-way diverter valve) according to left and right gate valve whether
Unlatching has 4 kinds of states：1. or so double close；2. a left side is closed the right side and opened；3. a left side is opened the right side and closed；4. or so double open.State 1 is at pipe-line system
In closed circuit state, the state is detected before pumping should stop pump action immediately, prevent pipeline burst.State 2,3 is pipeline
Path compensation state, the keying of compensation direction and correspondence direction valve is judged by system.State 4 is the non-compensation of pipe path
State, fails to play compensating action though this state is path, and it is the state under some failures.As known from the above, at valve
When 1 state, pipeline is not smooth；Valve is unimpeded state during 2~4 state.Valve position information K is the valve of setting in system
Status indicator parameter, it is identified according to left and right sides valve opening and closing assembled state, and it is performed excellent independently of pumping system
Prior to pumping instruction, it is intended to instruct pump action according to valve location state, and not pumping state.Flow is adopted in system
After the value for collecting valve position information K, system determines a need for sending to pumping system according to valve position information K value
Pumping instruction.In the present embodiment, valve position information K pump action could resolution principle it is as shown in table 1.
Table 1：Valve position information K pump action could resolution principle table.
| Left valve state | Right valve state | Valve position information K | Pump action could |
| 0 | 0 | 1 | Not pumpable |
| 0 | 1 | 2 | Pumpable |
| 1 | 0 | 3 | Pumpable |
| 1 | 1 | 4 | Pumpable |
Consider to be likely to occur following failure in the actual mechanical process of pump truck 1：1st, reversal valve 2 hinders two-way closing for some reason；2nd, pump
Action delay error is sent pump truck 1 is failed there are enough delays to open reversal valve 2 before pumping；3rd, because artificial midway is repaired or
The original state and system that reversal valve 2 is caused after commutation judge that state is incongruent.Under three of the above state, failing to pump
The pump action of car 1 and the state of reversal valve 2 are synchronized, then may two actions conflict, cause reversal valve 2 not just
Pump truck 1 carries out pump action under true location status, so as to cause the generation of pipeline burst or pipeline jam accident.The present embodiment exists
Before progress both sides unbalanced load is dynamically adjusted, the valve position information of preferential collection reversal valve 2, if reversal valve 2 occurs
Two-way blocking (K=1), then control the synchronous transfer of computer 11 to stop pumping instruction to the pump truck of pump truck 1, and driving pump truck 1 stops pump
It is the safeguard measure to pipeline to send action, has prepreerence execution authority for the valve port patency inspection of reversal valve 2, works as valve
Mouth directly stops pumping when obstructed, prevent accident, it is ensured that equipment safety.
As shown in Fig. 2 step 7) detailed step include：
7.1) unbalanced load difference f is judged(LD,RD)More than 0 (f(LD,RD)>0) and valve position information K be not equal to 2 (K ≠
2), unbalanced load difference f(LD,RD)Less than 0 (f(LD,RD)<And valve position information K is not equal in 3 (K ≠ 3) two conditions 0)
Whether any one is set up, and execution step 7.2 is redirected if any one establishment)；Judge unbalanced load difference f(LD,RD)
More than 0 (f(LD,RD)>0) and valve position information K be equal to 2 (K=2), unbalanced load difference f(LD,RD)Less than 0 (f(LD,RD)<0)
And whether valve position information K sets up equal to any one in 3 (K=3) two conditions, redirected if any one establishment
Perform step 7.3)；
7.2) preferential triggering stopping pumping order-driven pump truck 1 is shut down；Meanwhile, send commutation signal and be delayed by delayer
The commutation action of reversal valve 2 is triggered after T, according to unbalanced load difference f during commutation action(LD,RD)Positive and negative control reversal valve
2 left and right valve working state, if unbalanced load difference f(LD,RD)More than 0 (f(LD,RD)>0) left valve closing, the right side are then controlled
Valve opening causes the valve position information K collected value to be 2；If unbalanced load difference f(LD,RD)Less than 0
(f(LD,RD)<0) left valve opening, right valve is then controlled to close so that the valve position information K collected value is 3；Redirect
Perform step 2)；
7.3) the recovery pumping instruction then triggered driving pump truck 1 after delayer delay T recovers pumping.
Referring to Fig. 2, in the present embodiment, the left and right valve working state of reversal valve 2 is by right valve compensation executing agency 21
Completed with left valve compensation executing agency 22, right valve compensation executing agency 21 and left valve compensation executing agency 22 are specifically using band liquid
The stop valve of the concrete threeway pump line of voltage-controlled system.Right valve compensation executing agency 21 opens, left valve compensation executing agency 22 closes,
Left valve closing, right valve opening are can control, and then so that the valve position information K collected value is 2；Right valve compensation
Executing agency 21 is closed, left valve compensation executing agency 22 opens, you can the left valve opening of control, right valve are closed, and then are caused
The valve position information K collected value is 3.
Both sides unbalanced load dynamic adjusting method in the present embodiment continuous beam cantilever casting is especially by computer journey
Sequence realizes, both sides unbalanced load dynamic debugging system bag in the continuous beam cantilever casting realized by computer program
Include：
Weighing data capture program cell S 01, beam left end weighing data LD and beam right-hand member for gathering continuous beam weigh
Data RD；
Unbalanced load calculation procedure cell S 02, for according to beam left end weighing data LD and beam right-hand member weighing data RD
Determine unbalanced load difference f(LD,RD)；
Valve location detects program unit S03, the valve position information for gathering reversal valve 2, if reversal valve 2 is two-way
Block, then redirect two-way blocking stoppage protection program unit S04；Otherwise execution unbalanced load threshold value comparison program unit is redirected
S05；
Two-way blocking stoppage protection program unit S04, for judging the two-way blocking of reversal valve 2, and to the synchronous transfer of pump truck 1
Stop pumping instruction, driving pump truck 1 stops pump action；
Unbalanced load threshold value comparison program cell S 05, for by unbalanced load difference f(LD,RD)With default injustice
Weighing apparatus load difference threshold+TV is compared, if unbalanced load difference f(LD,RD)Less than unbalanced load difference threshold+TV then
Redirect execution and do not trigger the silent execution unit S06 of compensation；Otherwise execution triggering compensation servo configuration processor cell S 07 is redirected；
The silent execution unit S06 of compensation is not triggered, and for starting pumping instruction to the synchronous transfer of pump truck 1, driving pump truck 1 is pressed
According to both stateful execution pump actions and by reversal valve 2 to continuous beam delivering concrete；
Triggering compensation servo configuration processor cell S 07, for gathering the pump action state of pump truck 1 and the valve of reversal valve 2
Door positional information, and the valve position information control pump truck 1 of pump action state according to pump truck 1 and reversal valve 2 first stops pump
Send and control reversal valve 2 to commutate again, first check that commutation states are delayed again after the commutation of reversal valve 2 and send pumping instruction.
In the present embodiment, the valve position information of valve location detection program unit S03 collection reversal valves 2 is with variable K tables
Show, valve position information K value is turned off for the left and right valve of 1 expression reversal valve 2, and valve position information K value represents to change for 2
To the left valve closing of valve 2, right valve opening, valve position information K value is 3 left valve opening, the right valves for representing reversal valves 2
Door is closed, and valve position information K value is opened for the left and right valve of 4 expression reversal valves 2；If the two-way blocking of reversal valve 2,
Redirect two-way blocking stoppage protection program unit；Otherwise execution unbalanced load threshold value comparison program unit is redirected.
In the present embodiment, triggering compensation servo configuration processor cell S 07 includes：
Servo is performed judges program unit S071 in advance, for judging unbalanced load difference f(LD,RD)More than 0 and valve position
Confidence breath K is not equal to 2, unbalanced load difference f(LD,RD)Less than 0 and valve position information K be not equal in 3 two conditions appoint
Whether meaning one is set up, and execution commutation valve port open/close states are redirected if any one establishment and compensation direction is mismatched and performed
Program unit；Judge unbalanced load difference f(LD,RD)More than 0 and valve position information K be equal to 2, unbalanced load difference
f(LD,RD)Less than 0 and valve position information K is equal in 3 two conditions whether any one sets up, if any one is set up
Then redirect execution commutation valve port open/close states and configuration processor unit is matched with compensation direction；
The valve port open/close states that commutate mismatch configuration processor cell S 072 with compensation direction, and pumping is stopped for preferentially triggering
Order-driven pump truck 1 is shut down；Meanwhile, the commutation action that commutation signal triggers reversal valve 2 after delayer is delayed T is sent, is changed
To action when according to unbalanced load difference f(LD,RD)The positive and negative left and right valve working state to control reversal valve 2, if not
Equilibrium load difference f(LD,RD)The left valve closing of more than 0 control, right valve opening cause the valve position information K collected
Value be 2；If unbalanced load difference f(LD,RD)Less than the 0 left valve opening of control, right valve, which are closed, to collect
Valve position information K value be 3；Redirect execution unbalanced load calculation procedure unit；
Commutation valve port open/close states match configuration processor unit with compensation direction, and the recovery pumping instruction for triggering is passed through
Driving pump truck 1 recovers pumping after delayer delay T.
Angle is realized from the device of system, as shown in figure 1, the uneven lotus in the both sides in the present embodiment continuous beam cantilever casting
Carrying the corresponding both sides unbalanced load dynamic debugging system of dynamic adjusting method includes：
Input module 3, for Initialize installation unbalanced load difference threshold+TV；
Weighing data sensor 4, beam left end weighing data LD and beam right-hand member weighing data RD for gathering continuous beam；
Microprocessor system 5, for determining uneven lotus according to beam left end weighing data LD and beam right-hand member weighing data RD
Carry difference f(LD,RD)And export；
Synchronizer 6 is acted, for receiving unbalanced load difference f(LD,RD)Afterwards, the valve location letter of collection reversal valve 2
1. breath, if the two-way blocking of reversal valve 2, redirect execution action；Otherwise execution action is redirected 2.；Action is 1.：Judge reversal valve 2
Two-way blocking, and stop pumping instruction to the synchronous transfer of pump truck 1, driving pump truck 1 stops pump action；Action is 2.：By imbalance
Load difference f(LD,RD)It is compared with default unbalanced load difference threshold+TV, if unbalanced load difference f(LD,RD)It is small
Execution action 2. -1 is then redirected in unbalanced load difference threshold+TV；Otherwise execution action 2. -2 is redirected；Action 2. -1：To pump
The synchronous transfer of car 1 starts pumping instruction, and driving pump truck 1 is according to both stateful execution pump actions and by reversal valve 2 to continuous
Beam delivering concrete；Action 2. -2：The pump action state of pump truck 1 and the valve position information of reversal valve 2 are gathered, and according to pump
The pump action state of car 1 and the valve position information control pump truck 1 of reversal valve 2 first stop pumping and control reversal valve 2 to commutate again,
First check that commutation states are delayed again after the commutation of reversal valve 2 and send pumping instruction；
Output module 7, state and warning message for display output microprocessor system 5 and action synchronizer 6.Output
Module 7 can be as needed using the output equipment such as display screen and alarm, referring to Fig. 2, and output module 7 is double in the present embodiment
Perform to blocking stoppage protection program unit S04, not triggering the silent execution unit S06 of compensation, servo and judge program unit in advance
Chalk carries out signal output when S071 is performed.Certainly, output module 7 can be further as needed in action synchronizer
6 are arbitrarily designated the signal for exporting and specifying under state.
Referring to Fig. 1 and Fig. 2, the communication between action synchronizer 6 and pump truck 1 is by controlling electricity with the pump truck in pump truck 1
The communication of brain 11 realizes that pump truck 1 is under the control that pump truck controls computer 11, and by concrete conveyance to reversal valve 2, reversal valve 2 is dynamic
Under the control for making synchronizer 6, into continuous beam cantilever casting, the delivering concrete of Hanging Basket 8 of both sides carries out cloth, if cloth is led
The two ends unbalanced load of continuous beam is caused to reassign, then weighing data sensor 4 gathers the beam left end weighing data LD of continuous beam
Be sent to microprocessor system 5 after beam right-hand member weighing data RD, microprocessor system 5 calculates unbalanced load difference f(LD,RD)
And export, f(LD,RD)>0 represents that left end is overweight, f(LD,RD)<0 represents that right-hand member is overweight, f(LD,RD)=0 represents left-right balance.Action is same
Step device 6 is receiving unbalanced load difference f(LD,RD)Afterwards, the valve position information of reversal valve 2 is gathered, then according to valve location
Information selection performs two-way blocking stoppage protection program unit S04 (action is 1.), not trigger the silent execution unit S06 of compensation (dynamic
Make 2. -1) or triggering compensation servo configuration processor cell S 07 (action 2. -2), performing triggering compensation servo configuration processor unit
In the case of S07 (action 2. -2), execution servo is divided into again performs and pre- judge program unit S071 or the valve port open/close states that commutate
Configuration processor cell S 072 is mismatched with compensation direction.
In the present embodiment, program variable is divided into Three Estate by for the level that user oriented is interactively entered：1. inside
Parameter (dispatches from the factory and set, can not change)；2. semi-open parameter (only mechanical discipline personnel can change)；3. Full-open parameter (is set
Standby, construction professional can change), the parameter modification of corresponding authority is limited in Password Input form, and it is classified such as the institute of table 2
Show：
Table 2：Parameter table.
| Parameter title | Parameter symbol | Open authority | Operable object |
| Beam left end weighing data | LD | Internal parameter | It can not change |
| Beam right-hand member weighing data | RD | Internal parameter | It can not change |
| Unbalanced load difference | f(LD,RD) | Internal parameter | It can not change |
| Valve position information | K | Internal parameter | It can not change |
| Unbalanced load difference threshold | +TV | Full-open parameter | Equipment/construction professional |
| Delay | T | Semi-open parameter | Mechanical discipline personnel |
In the present embodiment, the effect of delayer is to commutate with the sufficient time to reversal valve 2, and its T that is delayed is semi-open
Parameter, is only capable of being operated by mechanical discipline personnel, and delay T value depends on the switch operation deadline t of reversal valve 2,
And it is not rely on pump truck state, it is considered to the time error of the commutation action of reversal valve 2, delay T values need changing than reversal valve 2
Big to operation deadline t, i.e. T=a × t (a ＞ 1), a value need to be determined by field adjustable reversal valve 2, but not surpassed typically
Cross 2.Consider viscous resistance of the concrete to the valve plate of reversal valve 2, the switch operation deadline t of reversal valve 2 data should cut
Only the lateral line of valve valve plate two is covered with test under the operating mode of concrete and obtains (fullcharging operating mode rather than idle condition).
According to actual conditions, the both sides unbalanced load dynamic debugging system in the present embodiment continuous beam cantilever casting is being related to
And continuous beam beam-ends counterweight, Hanging Basket regression etc. cause and can act also as weighing system list under the operating mode of continuous beam both sides unbalanced load
Solely use, to instruct scene to enter Mobile state counterweight in beam-ends, can it is most directly perceived, accurately and rapidly obtain beam-ends counterweight data.
Described above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of both sides unbalanced load dynamic adjusting method in continuous beam cantilever casting, it is characterised in that implementation steps bag
Include：
1) the beam left end weighing data LD and beam right-hand member weighing data RD of continuous beam are gathered；
2) unbalanced load difference f is determined according to beam left end weighing data LD and beam right-hand member weighing data RD(LD,RD)；
3) valve position information of collection reversal valve (2), if reversal valve (2) two-way blocking, redirects execution step 4)；Otherwise
Redirect execution step 5)；
4) judge reversal valve (2) two-way blocking, and stop pumping instruction to pump truck (1) synchronous transfer, driving pump truck (1) stops pump
Action is sent, execution step 2 is redirected)；
5) by unbalanced load difference f(LD,RD)It is compared with default unbalanced load difference threshold+TV, if uneven lotus
Carry difference f(LD,RD)Execution step 6 is then redirected less than unbalanced load difference threshold+TV)；Otherwise execution step 7 is redirected)；
6) pumping instruction is started to pump truck (1) synchronous transfer, driving pump truck (1) is according to both stateful execution pump actions and passes through
Reversal valve (2) redirects execution step 2 to continuous beam delivering concrete)；
7) valve position information of the pump action state of collection pump truck (1) and reversal valve (2), and according to the pumping of pump truck (1)
The valve position information control pump truck (1) of operating state and reversal valve (2) first stops pumping and controls reversal valve (2) to commutate again,
First check that commutation states are delayed again after reversal valve (2) commutation and send pumping instruction；Redirect execution step 2).
2. the both sides unbalanced load dynamic adjusting method in continuous beam cantilever casting according to claim 1, its feature
Be, step 3) in the valve position information of collection reversal valve (2) represent that valve position information K value represents for 1 with variable K
The left and right valve of reversal valve (2) is turned off, and valve position information K value represents the left valve closing of reversal valve (2), right valve for 2
Door is opened, and valve position information K value represents that the left valve opening of reversal valve (2), right valve are closed for 3, valve position information K
Value for 4 expression reversal valves (2) left and right valve open；If valve position information K is 1, judge that reversal valve (2) is two-way
Block and redirect execution step 4)；Otherwise execution step 5 is redirected).
3. the both sides unbalanced load dynamic adjusting method in continuous beam cantilever casting according to claim 2, its feature
Be, step 7) detailed step include：
7.1) unbalanced load difference f is judged(LD,RD)More than 0 and valve position information K is not equal to 2, unbalanced load difference
f(LD,RD)Less than 0 and valve position information K is not equal in 3 two conditions whether any one sets up, if any one into
It is vertical then redirect execution step 7.2)；Judge unbalanced load difference f(LD,RD)More than 0 and valve position information K be equal to 2, it is uneven
Load difference f(LD,RD)Less than 0 and valve position information K is equal in 3 two conditions whether any one sets up, if arbitrarily
Set up for one and then redirect execution step 7.3)；
7.2) preferential triggering stops pumping order-driven pump truck (1) shutdown；Meanwhile, commutation signal is sent by delayer delay T
The commutation action of reversal valve (2) is triggered afterwards, according to unbalanced load difference f during commutation action(LD,RD)It is positive and negative come control commutation
The left and right valve working state of valve (2), if unbalanced load difference f(LD,RD)More than the 0 left valve of control is closed, right valve
The value for opening the valve position information K for causing to collect is 2；If unbalanced load difference f(LD,RD)Less than 0 control is left
The value that valve opening, right valve close the valve position information K for causing to collect is 3；Redirect execution step 2)；
7.3) the recovery pumping instruction then triggered driving pump truck (1) after delayer delay T recovers pumping.
4. the both sides unbalanced load dynamic debugging system in a kind of continuous beam cantilever casting, it is characterised in that including：
Weighing data capture program unit, beam left end weighing data LD and beam right-hand member weighing data RD for gathering continuous beam；
Unbalanced load calculation procedure unit is uneven for being determined according to beam left end weighing data LD and beam right-hand member weighing data RD
The load difference that weighs f(LD,RD)；
Valve location detects program unit, the valve position information for gathering reversal valve (2), if reversal valve (2) is two-way stifled
Plug, then redirect two-way blocking stoppage protection program unit；Otherwise execution unbalanced load threshold value comparison program unit is redirected；
Two-way blocking stoppage protection program unit, stops for judging reversal valve (2) two-way blocking, and to pump truck (1) synchronous transfer
Only pumping instruction, driving pump truck (1) stops pump action；
Unbalanced load threshold value comparison program unit, for by unbalanced load difference f(LD,RD)It is poor with default unbalanced load
Value threshold value+TV is compared, if unbalanced load difference f(LD,RD)Execution is then redirected less than unbalanced load difference threshold+TV
The silent execution unit of compensation is not triggered；Otherwise execution triggering compensation servo configuration processor unit is redirected；
Do not trigger the silent execution unit of compensation, for starting pumping instruction to pump truck (1) synchronous transfer, driving pump truck (1) according to
Both stateful execution pump action and by reversal valve (2) to continuous beam delivering concrete；
Triggering compensation servo configuration processor unit, for gathering the pump action state of pump truck (1) and the valve position of reversal valve (2)
Confidence ceases, and the pump action state and the valve position information control pump truck (1) of reversal valve (2) according to pump truck (1) first stop
Pumping controls reversal valve (2) to commutate again, first checks that commutation states are delayed again after reversal valve (2) commutation and sends pumping instruction.
5. the both sides unbalanced load dynamic debugging system in continuous beam cantilever casting according to claim 4, its feature
It is, the valve position information of the valve location detection program unit collection reversal valve (2) is represented with variable K, valve location
Information K value is that the left and right valve of 1 expression reversal valve (2) is turned off, and valve position information K value represents reversal valve (2) for 2
Left valve is closed, right valve opening, and valve position information K value represents that the left valve opening of reversal valve (2), right valve are closed for 3
Close, valve position information K value is opened for the left and right valve of 4 expression reversal valves (2)；If reversal valve (2) two-way blocking,
Redirect two-way blocking stoppage protection program unit；Otherwise execution unbalanced load threshold value comparison program unit is redirected.
6. the both sides unbalanced load dynamic debugging system in continuous beam cantilever casting according to claim 5, its feature
It is, the triggering compensation servo configuration processor unit includes：
Servo is performed judges program unit in advance, for judging unbalanced load difference f(LD,RD)More than 0 and valve position information K not
Equal to 2, unbalanced load difference f(LD,RD)Less than 0 and valve position information K be not equal in 3 two conditions any one whether
Set up, execution commutation valve port open/close states are redirected if any one establishment and mismatch configuration processor unit with compensation direction；
Judge unbalanced load difference f(LD,RD)More than 0 and valve position information K be equal to 2, unbalanced load difference f(LD,RD)Less than 0 and
Whether valve position information K sets up equal to any one in 3 two conditions, is redirected if any one establishment and performs commutation
Valve port open/close states match configuration processor unit with compensation direction；
The valve port open/close states that commutate mismatch configuration processor unit with compensation direction, and pumping order-driven is stopped for preferentially triggering
Pump truck (1) is shut down；Meanwhile, the commutation action of commutation signal triggering reversal valve (2) after delayer is delayed T is sent, commutation is dynamic
According to unbalanced load difference f when making(LD,RD)The positive and negative left and right valve working state to control reversal valve (2), if uneven
The load difference that weighs f(LD,RD)The left valve closing of more than 0 control, right valve opening cause the valve position information K's collected
It is worth for 2；If unbalanced load difference f(LD,RD)Less than the 0 left valve opening of control, right valve are closed and cause what is collected
Valve position information K value is 3；Redirect execution unbalanced load calculation procedure unit；
Commutation valve port open/close states match configuration processor unit with compensation direction, and the recovery pumping instruction for triggering is by delay
Driving pump truck (1) recovers pumping after device delay T.
7. the both sides unbalanced load dynamic debugging system in a kind of continuous beam cantilever casting, it is characterised in that including：
Input module (3), for Initialize installation unbalanced load difference threshold+TV；
Weighing data sensor (4), beam left end weighing data LD and beam right-hand member weighing data RD for gathering continuous beam；
Microprocessor system (5), for determining unbalanced load according to beam left end weighing data LD and beam right-hand member weighing data RD
Difference f(LD,RD)And export；
Synchronizer (6) is acted, for receiving unbalanced load difference f(LD,RD)Afterwards, the valve location letter of collection reversal valve (2)
1. breath, if reversal valve (2) two-way blocking, redirect execution action；Otherwise execution action is redirected 2.；Action is 1.：Judge commutation
Valve (2) two-way blocking, and stop pumping instruction to pump truck (1) synchronous transfer, driving pump truck (1) stops pump action；Action is 2.：
By unbalanced load difference f(LD,RD)It is compared with default unbalanced load difference threshold+TV, if unbalanced load is poor
Value f(LD,RD)Execution action 2. -1 is then redirected less than unbalanced load difference threshold+TV；Otherwise execution action 2. -2 is redirected；Action
②-1：Start pumping instruction to pump truck (1) synchronous transfer, driving pump truck (1) is according to both stateful execution pump actions and passes through
Reversal valve (2) is to continuous beam delivering concrete；Action 2. -2：Gather the pump action state of pump truck (1) and the valve of reversal valve (2)
Door positional information, and the pump action state and the valve position information control pump truck (1) of reversal valve (2) according to pump truck (1) are first
Stop pumping controlling again reversal valve (2) commutate, reversal valve (2) commutation after first check commutation states be delayed again transmission pumping refer to
Order；
Output module (7), state and warning message for display output microprocessor system (5) and action synchronizer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710538182.1A CN107165054B (en) | 2017-07-04 | 2017-07-04 | Both sides unbalanced load dynamic adjusting method in continuous beam cantilever casting and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710538182.1A CN107165054B (en) | 2017-07-04 | 2017-07-04 | Both sides unbalanced load dynamic adjusting method in continuous beam cantilever casting and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107165054A true CN107165054A (en) | 2017-09-15 |
| CN107165054B CN107165054B (en) | 2018-11-13 |
Family
ID=59822676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710538182.1A Active CN107165054B (en) | 2017-07-04 | 2017-07-04 | Both sides unbalanced load dynamic adjusting method in continuous beam cantilever casting and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107165054B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001303520A (en) * | 2000-04-21 | 2001-10-31 | Shimizu Corp | Segment suspension device |
| CN101280549A (en) * | 2008-05-28 | 2008-10-08 | 中铁十二局集团有限公司 | Construction method of mobile type bracket subsection cast-in-situ continuous beam |
| CN101761034A (en) * | 2010-03-25 | 2010-06-30 | 中国建筑第六工程局有限公司 | Construction method of side block straight-line segment of cantilever-concreting continuous beam |
| CN102094802A (en) * | 2010-12-27 | 2011-06-15 | 徐工集团工程机械股份有限公司建设机械分公司 | Pump truck and pump truck monitoring method |
| CN104847645A (en) * | 2014-04-18 | 2015-08-19 | 北汽福田汽车股份有限公司 | Concrete pumping mechanism control method, pumping mechanism control device and engineering machinery |
| CN105755943A (en) * | 2016-02-29 | 2016-07-13 | 中铁十二局集团第七工程有限公司 | Arch bridge arch ring block section and construction method thereof |
| CN106014903A (en) * | 2015-12-07 | 2016-10-12 | 巩长勇 | Double-cylinder flow stabilizing delivery pump and trailer pump and pump truck adopting double-cylinder flow stabilizing delivery pump |
-
2017
- 2017-07-04 CN CN201710538182.1A patent/CN107165054B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001303520A (en) * | 2000-04-21 | 2001-10-31 | Shimizu Corp | Segment suspension device |
| CN101280549A (en) * | 2008-05-28 | 2008-10-08 | 中铁十二局集团有限公司 | Construction method of mobile type bracket subsection cast-in-situ continuous beam |
| CN101761034A (en) * | 2010-03-25 | 2010-06-30 | 中国建筑第六工程局有限公司 | Construction method of side block straight-line segment of cantilever-concreting continuous beam |
| CN102094802A (en) * | 2010-12-27 | 2011-06-15 | 徐工集团工程机械股份有限公司建设机械分公司 | Pump truck and pump truck monitoring method |
| CN104847645A (en) * | 2014-04-18 | 2015-08-19 | 北汽福田汽车股份有限公司 | Concrete pumping mechanism control method, pumping mechanism control device and engineering machinery |
| CN106014903A (en) * | 2015-12-07 | 2016-10-12 | 巩长勇 | Double-cylinder flow stabilizing delivery pump and trailer pump and pump truck adopting double-cylinder flow stabilizing delivery pump |
| CN105755943A (en) * | 2016-02-29 | 2016-07-13 | 中铁十二局集团第七工程有限公司 | Arch bridge arch ring block section and construction method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 季连晋: ""铁路客运专线现浇混凝土连续梁施工技术研究"", 《价值工程》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107165054B (en) | 2018-11-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9288289B2 (en) | Portable device maintenance support apparatus, system, and method | |
| CN103812675A (en) | Method and system for realizing allopatric disaster recovery switching of service delivery platform | |
| WO2014048026A1 (en) | Pump truck dredge control system, pump truck dredge control method, and pump truck | |
| CN103823401B (en) | For the method and apparatus reported to the police in start-stop control system in unit level | |
| CN109205430B (en) | Safety inspection device, system and method for elevator | |
| CN110239743A (en) | The method of controlling security of dynamical system in helicopter W.T test | |
| US10768220B2 (en) | Refrigeration system, failure diagnostic system thereof, failure diagnostic method, controller and storage medium | |
| CN107165054A (en) | Both sides unbalanced load dynamic adjusting method and system in continuous beam cantilever casting | |
| CN109964450A (en) | A kind of method and device of determining sharing memory | |
| CN102853546B (en) | Water heater and control method thereof | |
| JP2016009352A (en) | Plant abnormality sign diagnosis apparatus and method | |
| CN105897879A (en) | Method, equipment and client for migrating auto-configuration server ACS | |
| CN112147977B (en) | High-fidelity transmission test method for stability control system of direct-current transmission system | |
| CN111181630B (en) | Method for switching standby optical fiber optical port of transformer substation process layer network and electronic equipment | |
| CN107115576A (en) | A kind of transfusion system | |
| CN106786387A (en) | A kind of control method and device of motor | |
| CN110095687A (en) | For the intelligent linkage method and system of fault wave recording device and traveling wave ranging device | |
| CN109061364A (en) | A kind of unresponsive condition detection method and device | |
| CN113824135B (en) | Low-voltage three-phase imbalance adjustment system and method | |
| JP6174911B2 (en) | Gas shut-off device | |
| CN116800632A (en) | Method, apparatus and computer readable medium for measuring flow break time during path switching | |
| CN101931568B (en) | Method, device and system for monitoring and controlling network communication node equipment | |
| CN104735709A (en) | Zigbee node deployment detection device and method | |
| CN105404290B (en) | Method, device and system for monitoring product debugging process | |
| CN105806598A (en) | Hydraulic control butterfly valve detection method and alarm system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20170915 Assignee: GUANGZHOU XINTANGXIA INFORMATION TECHNOLOGY Co.,Ltd. Assignor: THE 7TH ENGINEERING CO., LTD. OF CHINA RAILWAY 12TH BUREAU Group Contract record no.: X2022980011014 Denomination of invention: Dynamic adjustment method and system of unbalanced load on both sides in continuous beam suspension grouting construction Granted publication date: 20181113 License type: Common License Record date: 20220726 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Nijin Inventor after: Chen Zhi Inventor after: Chen Qian Inventor after: Luo Jianping Inventor after: Liu Yuanjie Inventor after: Ding Yuming Inventor after: Xiao Qianzhen Inventor after: Zhao Changyu Inventor after: Li Tiansheng Inventor after: Li Jianjun Inventor after: Hu Jianguo Inventor after: Shen Hanming Inventor before: Zhang Nijin Inventor before: Liu Yuanjie Inventor before: Ding Yuming Inventor before: Xiao Qianzhen Inventor before: Zhao Changyu |
|
| CB03 | Change of inventor or designer information |