CN202298483U - Self-control system for unbalance elevation difference limit for bridge pier cutting and integral jacking - Google Patents
Self-control system for unbalance elevation difference limit for bridge pier cutting and integral jacking Download PDFInfo
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- CN202298483U CN202298483U CN2011204201904U CN201120420190U CN202298483U CN 202298483 U CN202298483 U CN 202298483U CN 2011204201904 U CN2011204201904 U CN 2011204201904U CN 201120420190 U CN201120420190 U CN 201120420190U CN 202298483 U CN202298483 U CN 202298483U
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Abstract
The utility model discloses a self-control system for the unbalance elevation difference limit for bridge pier cutting and integral jacking. The self-control system comprises two jacking devices, a jacking control device and a jacking equilibrium state monitoring device, wherein, the jacking devices are used for providing jacking power and horizontally jacking a bridge structure to be jacked integrally upwards in an integral manner; the jacking control device controls the switch-on and the switch-off of the two jacking devices respectively; the jacking equilibrium state monitoring device monitors the equilibrium state of the bridge structure to be jacked integrally in a real-time manner during the jacking process and correspondingly controls the jacking control device according to the monitoring results; the two jacking devices have the same structures, and are symmetrically propped against the lower part of the bridge structure to be jacked integrally; the jacking equilibrium state monitoring device is arranged on the bridge structure to be jacked integrally; and the jacking equilibrium state monitoring device is electrically connected with the jacking control device. The self-control system has the advantages of reasonable design, high degree of automation, good safety performance, strong maneuverability and high practical value, and can effectively solve the construction difficult problem that the unbalance elevation difference limit is difficult to be controlled automatically during the bridge pier cutting and integral jacking process.
Description
Technical field
The utility model belongs to cutting bridge abutment integral jacking bridge rebuilding construction technical field, especially relates to the spacing robot control system(RCS) of the uneven discrepancy in elevation of a kind of cutting bridge abutment integral jacking.
Background technology
Cutting bridge abutment integral jack-up construction method is the higher a kind of job practices of technology content in the bridge rebuilding construction; It adopts and cuts bridge pier in advance; Integral jacking puts in place then; Bridge pier after will putting in place again is connected concreting again and forms integral body with former bridge pier, to realize raising the purpose of bridge floor elevation.In the actual jacking process of bridge pier, in order to guarantee the stability of bent cap and top beam body, thereby the uneven discrepancy in elevation that needs to guarantee the bent cap both lateral sides must not surpass limit value.Traditional control method mainly is the uneven discrepancy in elevation through tracing property dimensional measurement monitoring bent cap both lateral sides; When the uneven discrepancy in elevation reaches qualification numerical value; Manually-operated is closed the upper side oil pump and is made its Suspend Job; And after treating that the uneven discrepancy in elevation reduces or eliminating basically, open again and close oil pump temporarily, two jack are worked simultaneously.
It is existing that nowadays in cutting bridge abutment integral jack-up construction process, above-mentioned uneven discrepancy in elevation limit control method is used more, but because dimensional measurement and jacking work cross-operation, thereby make that the integral jacking work of cutting bridge pier is discontinuous.Simultaneously, because the measurement to the uneven discrepancy in elevation of bent cap both lateral sides is difficult to realize continuous monitoring in the jacking process, thereby the situation of limit value appears surpassing in uneven high missionary society; And generally need stop the jacking operation during owing to dimensional measurement, so jacking speed is slow, bigger to the influence of efficiency of construction; In addition, the Artificial Control method is adopted in oil pump operation control, and there is bigger subjectivity in the whole operation process, thereby the process control precision is lower.To sum up, in the actual application, there are many practical problems in existing uneven discrepancy in elevation limit control method.
The utility model content
The utility model technical problem to be solved is to above-mentioned deficiency of the prior art; Provide the uneven discrepancy in elevation of a kind of cutting bridge abutment integral jacking spacing robot control system(RCS); It is reasonable in design, automaticity is high, security performance is good and workable, practical value is high, can effectively solve the spacing construction difficult problem that is difficult to realize automatic control of the uneven discrepancy in elevation in the cutting bridge abutment integral jacking process.
For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: the spacing robot control system(RCS) of the uneven discrepancy in elevation of a kind of cutting bridge abutment integral jacking; It is characterized in that: comprise be used for that jacking power is provided and will need integral jacking bridge construction integral body make progress two lift-up device of horizontal jacking, respectively two said lift-up device are carried out the jacking control device of start and stop control and the jacking process is monitored the equilibrium state of need integral jacking bridge construction in real time and the jacking balance state monitoring device that according to monitoring result said jacking control device carried out corresponding control; The structure of two said lift-up device identical and the two symmetrical withstand on and need integral jacking bridge construction below; Said jacking balance state monitoring device is laid in to be needed on the integral jacking bridge construction; And said jacking balance state monitoring device is electrically connected with said jacking control device, and said jacking control device joins with two said lift-up device respectively.
The spacing robot control system(RCS) of the uneven discrepancy in elevation of above-mentioned a kind of cutting bridge abutment integral jacking; It is characterized in that: the said integral jacking bridge construction that needs comprises cutting bridge pier superstructure, is positioned at and cuts the bent cap on the bridge pier superstructure and be laid in the bridge superstructure on the bent cap; Said bent cap is positioned at directly over the cutting bridge pier superstructure and bridge superstructure is positioned at directly over the bent cap; Be cut bridge pier be divided into up and down two parts and up and down two parts be respectively cutting bridge pier superstructure and cutting bridge pier substructure, cutting bridge pier substructure is laid on the bridge bearing platform; Two said lift-up device symmetries are laid in the cutting bridge pier substructure left and right sides, and the bottom of two said lift-up device all is supported on the bridge bearing platform and the below, the left and right sides that withstands on bent cap is propped up at its top.
The spacing robot control system(RCS) of the uneven discrepancy in elevation of above-mentioned a kind of cutting bridge abutment integral jacking; It is characterized in that: said jacking balance state monitoring device comprises in the jacking process limit switch XK1 and the limit switch XK2 that touches control with the pendulum that swings synchronously to canting about bent cap and by pendulum; Said pendulum top is fixed on the sidewall middle part of bent cap; The fixed point O on said pendulum top be positioned at cutting bridge pier superstructure directly over, and limit switch XK1 and limit switch XK2 symmetry are laid in the left and right sides, below of fixed point O; Two said lift-up device are respectively the lift-up device two and lift-up device one that symmetry is laid in the cutting bridge pier substructure left and right sides; Said limit switch XK1 controls the start and stop state of said lift-up device one, and said limit switch XK2 controls the start and stop state of said lift-up device two.
The spacing robot control system(RCS) of the uneven discrepancy in elevation of above-mentioned a kind of cutting bridge abutment integral jacking; It is characterized in that: said lift-up device one comprises hydraulic lifting mechanism one and for said hydraulic lifting mechanism one provides the jacking driving mechanism one of jacking power, and said hydraulic lifting mechanism one joins with said jacking driving mechanism one; Said lift-up device two comprises hydraulic lifting mechanism two and for said hydraulic lifting mechanism two provides the jacking driving mechanism two of jacking power, and said hydraulic lifting mechanism two joins with said jacking driving mechanism two; Said jacking control device comprises the switch control circuit two that said jacking driving mechanism one is carried out the switch control circuit one of start and stop control and said jacking driving mechanism two carried out start and stop control; The constant close contact XK1 of said limit switch XK1 is serially connected in the said switch control circuit one, and the constant close contact XK2 of said limit switch XK2 is serially connected in the said switch control circuit two.
The spacing robot control system(RCS) of the uneven discrepancy in elevation of above-mentioned a kind of cutting bridge abutment integral jacking; It is characterized in that: said hydraulic lifting mechanism one comprises hydraulic jack one and the jack reaction frame one that is laid in hydraulic jack one below; Said jacking driving mechanism one is a drive motors one, hydraulic jack one join through hydraulic circuit one and fuel reserve tank and said hydraulic circuit one in the oil pump of being controlled by drive motors one one is housed; Said hydraulic lifting mechanism two comprises hydraulic jack two and the jack reaction frame two that is laid in hydraulic jack two belows; Said jacking driving mechanism two is a drive motors two, hydraulic jack two join through hydraulic circuit two and fuel reserve tank and said hydraulic circuit two in the oil pump of being controlled by drive motors two two is housed.
The spacing robot control system(RCS) of the uneven discrepancy in elevation of above-mentioned a kind of cutting bridge abutment integral jacking; It is characterized in that: said drive motors one is three phase electric machine with said drive motors two; The three phase mains end of said drive motors one and said drive motors two all joins with the three-phase alternating current source output terminal; And be serially connected with the electromagnetic coil of contactor C1 in the said switch control circuit one; Be serially connected with the electromagnetic coil of contactor C2 in the said switch control circuit two; The moving together contact C1 of contactor C1 is serially connected in the current supply circuit between drive motors one and the three-phase alternating current source output terminal, and the moving together contact C2 of contactor C2 is serially connected in the current supply circuit between said drive motors two and the three-phase alternating current source output terminal.
The spacing robot control system(RCS) of the uneven discrepancy in elevation of above-mentioned a kind of cutting bridge abutment integral jacking; It is characterized in that: all fill up between said hydraulic jack one and the jack reaction frame one and between hydraulic jack two and the jack reaction frame two jack base cushion block and distribution beam are housed, said jack base cushion block is laid on the distribution beam.
The utility model compared with prior art has the following advantages:
1, reasonable in design, install to lay and use easy and simple to handle and automaticity high, it is convenient to realize.
2, adopt the jacking balance state monitoring device that is made up of a suspension pendulum and two limit switches to monitor in real time, pendulum hangs on the middle top of two limit switches, and the switch arm of two limit switches is on same plane and remain vertical state.When the uneven discrepancy in elevation reached limit value, pendulum touched low elevation lateral confinement bit switch arm, made this constant close contact break off; Big elevation side jack break-off; Low elevation side oil holds continuous jacking, breaks away from up to pendulum and this switch arm, and the co-operation state is recovered on oil top, both sides.Thereby the utility model has been realized the automation control spacing to the uneven discrepancy in elevation of jacking.
3, measure the uneven high difference method of monitoring with conventional geometric and have essential distinction; The utility model utilization is laid in pendulum and two limit switches on the bent cap; Easy and the ingenious uneven discrepancy in elevation and the pendulum realized departs from the corresponding geometrical relationship of bent cap perpendicular bisector angle, and the angle that departs from the bent cap perpendicular bisector through the restriction pendulum realizes the uneven discrepancy in elevation Detection & Controling in the bent cap jacking process.
4, adopt jacking control device (specifically being the pump switch circuit control device) that two lift-up device are controlled respectively; Under the situation of manual control switch QA closure; When constant close contact XK1 closure and constant close contact XK2 disconnection; Oil pump to jack Q1 carries out drive electric motor M1 unlatching, and jack Q1 realizes the jacking operation; When constant close contact XK2 closure and constant close contact XK1 break off, to the oil pump of jack Q2 drive motor M2 open, jack Q2 realizes the jacking operation; When constant close contact XK1 and constant close contact XK2 are closed simultaneously, the oil pump of jack Q1 and Q2 is carried out drive electric motor M1 with M2 all opens, two jack realization while jacking operations.And the unlatching of constant close contact XK1 and XK2 is controlled automatically through the contact condition of pendulum and two limit switch switch arms, thereby has been realized the automatic control to the jack operation with closed.
5, result of use is good and practical value is high; The utility model has solved the construction difficult problem of the spacing automatic control of the uneven discrepancy in elevation of cutting bridge abutment integral jacking; It is reasonable in design, automaticity is high and security performance is good; Operating process simultaneously is convenient, efficient, steady and be easy to control, and result of use is good, is convenient to promote the use of.
In sum; Practical problems such as the utility model is reasonable in design, automaticity is high, security performance is good and workable, practical value is high, and discontinuous, the uneven vertical survey of cutting bridge abutment integral jacking work that can effectively solve existing uneven discrepancy in elevation limit control method existence is difficult, jacking speed is slow, the process control precision is lower.
Through accompanying drawing and embodiment, the technical scheme of the utility model is done further detailed description below.
Description of drawings
Fig. 1 is the user mode reference diagram of the utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is for adopting the user mode reference diagram after the generation non-equilibrium state in the utility model jacking process.
Fig. 4 by the utility model the circuit control principle figure of employing drive motors one and drive motors two.
Fig. 5 by the utility model the oil circuit sketch map of employing hydraulic jack one.
Description of reference numerals:
1-1-cutting bridge pier superstructure; The 1-2-bent cap; The 1-3-bridge superstructure;
1-4-cutting bridge pier substructure; The 1-5-bridge bearing platform; The 2-1-pendulum;
3-1-hydraulic jack one; 3-2-jack reaction frame one; 3-3-hydraulic jack two;
3-4-jack reaction frame two; 3-5-drive motors one; 3-6-oil pump one;
The 3-7-fuel reserve tank; 4-jack base cushion block; The 5-distribution beam;
The 6-air filter; The 8-oil pressure gauge; The 9-overflow valve;
The 10-content gauge; 11-limit switch one; 12-limit switch two.
The specific embodiment
Like Fig. 1, Fig. 2 and shown in Figure 3; The utility model comprise be used for that jacking power is provided and will need integral jacking bridge construction integral body make progress two lift-up device of horizontal jacking, respectively two said lift-up device are carried out the jacking control device of start and stop control and the jacking process is monitored the equilibrium state of need integral jacking bridge construction in real time and the jacking balance state monitoring device that according to monitoring result said jacking control device carried out corresponding control; The structure of two said lift-up device identical and the two symmetrical withstand on and need integral jacking bridge construction below; Said jacking balance state monitoring device is laid in to be needed on the integral jacking bridge construction; And said jacking balance state monitoring device is electrically connected with said jacking control device, and said jacking control device joins with two said lift-up device respectively.
In the present embodiment; The said integral jacking bridge construction that needs comprises cutting bridge pier superstructure 1-1, is positioned at and cuts the bent cap 1-2 on the bridge pier superstructure 1-1 and be laid in the bridge superstructure 1-3 on the bent cap 1-2; Said bent cap 1-2 is positioned at cutting bridge pier superstructure 1-1 top and bridge superstructure 1-3 is positioned at bent cap 1-2 top; Be cut bridge pier be divided into up and down two parts and up and down two parts be respectively cutting bridge pier superstructure 1-1 and cutting bridge pier substructure 1-4, cutting bridge pier substructure 1-4 is laid on the bridge bearing platform 1-5.Two said lift-up device symmetries are laid in the cutting bridge pier substructure 1-4 left and right sides, and the bottom of two said lift-up device all is supported on the bridge bearing platform 1-5 and the below, the left and right sides that withstands on bent cap 1-2 is propped up at its top.
Said jacking balance state monitoring device comprises in the jacking process limit switch XK1 and the limit switch XK2 that touches control with the pendulum 2-1 that swings synchronously to canting about bent cap 1-2 and by pendulum 2-1; Said pendulum 2-1 top is fixed on the sidewall middle part of bent cap 1-2; The fixed point O on said pendulum 2-1 top be positioned at cutting bridge pier superstructure 1-1 directly over, and limit switch XK1 and limit switch XK2 symmetry are laid in the left and right sides, below of fixed point O.Two said lift-up device are respectively the lift-up device two and lift-up device one that symmetry is laid in the cutting bridge pier substructure 1-4 left and right sides; Said limit switch XK1 controls the start and stop state of said lift-up device one, and said limit switch XK2 controls the start and stop state of said lift-up device two.Two said lift-up device symmetries are propped up the below, the horizontal left and right sides that withstands on bent cap 1-2.Said limit switch XK1 is a limit switch 1, and limit switch XK2 is a limit switch 2 12.
In the present embodiment, said lift-up device one comprises hydraulic lifting mechanism one and for said hydraulic lifting mechanism one provides the jacking driving mechanism one of jacking power, and said hydraulic lifting mechanism one joins with said jacking driving mechanism one.Said lift-up device two comprises hydraulic lifting mechanism two and for said hydraulic lifting mechanism two provides the jacking driving mechanism two of jacking power, and said hydraulic lifting mechanism two joins with said jacking driving mechanism two.Said jacking control device comprises the switch control circuit two that said jacking driving mechanism one is carried out the switch control circuit one of start and stop control and said jacking driving mechanism two carried out start and stop control; The constant close contact XK1 of said limit switch XK1 is serially connected in the said switch control circuit one, and the constant close contact XK2 of said limit switch XK2 is serially connected in the said switch control circuit two.
In conjunction with Fig. 5; Said hydraulic lifting mechanism one comprises hydraulic jack one 3-1 (being jack Q1) and is laid in jack reaction frame one 3-2 of hydraulic jack one 3-1 below; Said jacking driving mechanism one is drive motors one 3-5, hydraulic jack one 3-1 join with fuel reserve tank 3-7 through hydraulic circuit one and said hydraulic circuit one in oil pump one 3-6 that is controlled by drive motors one 3-5 is housed.Said hydraulic lifting mechanism two comprises hydraulic jack two 3-3 (being jack Q2) and is laid in jack reaction frame two 3-4 of hydraulic jack two 3-3 below; Said jacking driving mechanism two is a drive motors two, hydraulic jack two 3-3 join with fuel reserve tank 3-7 through hydraulic circuit two and said hydraulic circuit two in the oil pump of being controlled by drive motors two two is housed.In the present embodiment; All fill up between said hydraulic jack one 3-1 and jack reaction frame one 3-2 and between hydraulic jack two 3-3 and jack reaction frame two 3-4 jack base cushion block 4 and distribution beam 5 are housed, said jack base cushion block 4 is laid on the distribution beam 5.Be connected to air filter 6 and oil pump one 3-6 in the said hydraulic circuit one, the oil pressure gauge 8 that also is connected to overflow valve 9 and the oil pressure in this hydraulic circuit is detected in the said hydraulic circuit one simultaneously also is equipped with content gauge 10 on the said fuel reserve tank 3-7.
In conjunction with Fig. 4; Said drive motors one 3-5 (being motor M1) and said drive motors two (being motor M2) are three phase electric machine; The three phase mains end of said drive motors one 3-5 and said drive motors two all joins with the three-phase alternating current source output terminal; And be serially connected with the electromagnetic coil of contactor C1 in the said switch control circuit one; Be serially connected with the electromagnetic coil of contactor C2 in the said switch control circuit two, the moving together contact C1 of contactor C1 is serially connected in the current supply circuit between drive motors one 3-5 and the three-phase alternating current source output terminal, and the moving together contact C2 of contactor C2 is serially connected in the current supply circuit between said drive motors two and the three-phase alternating current source output terminal.
Also be serially connected with thermal relay F1, F2 and F3 and line breaker K in the current supply circuit between said drive motors one 3-5 and the three-phase alternating current source output terminal; Also be serially connected with thermal relay F4, F5 and F6 and line breaker K in the current supply circuit between said drive motors two and the three-phase alternating current source output terminal; The electromagnetic coil of contactor C1 is connected in series with the constant close contact XK1 of said limit switch XK1 mutually; The electromagnetic coil of contactor C1 is connected in series with the constant close contact XK1 of said limit switch XK1 mutually and the two is serially connected on the sequential circuit of constant close contact XK1 of electromagnetic coil and said limit switch XK1 of contactor C1; QA is a start button; TA is a stop button, and the moving together contact C2 of the moving together contact C1 of contactor C1 and contactor C2 all is attempted by start button QA two ends.
In the actual use, earlier each element in the utility model is installed, fixed and debugging, and all normal closed gauge tap QA in back, motor M1 and M2 entry into service, jack Q1 and Q2 begin jacking.In the jacking process, when the uneven discrepancy in elevation of bent cap 1-2 both lateral sides did not reach limit value, pendulum 2-1 did not all contact with XK2 with limit switch XK1, and this moment, motor M1 and M2 all kept running well, and jack Q1 and Q2 continue jacking; When the uneven discrepancy in elevation of bent cap 1-2 both lateral sides reaches limit value (when specifically being canting to the left); Pendulum 2-1 contacts with the limit switch XK1 of low elevation side and makes its constant close contact XK1 break off; Motor M1 outage in the at this moment big elevation side lift-up device suspends (specifically being because the electromagnetic coil dead electricity of contactor C1 and its moving together contact C1 disconnection); The jack Q1 of big elevation side (being the right side) stops the jacking operation, and the jack Q2 of low elevation side (i.e. left side) continues jacking; Along with jack Q1 stops constantly to carry out of jacking and the lasting jacking process of jack Q2; The uneven discrepancy in elevation of bent cap 1-2 both lateral sides is reduced within the limit value scope gradually; The limit switch XK1 of pendulum 2-1 and low elevation side breaks away from and makes constant close contact XK1 closed at this moment; Motor M1 resumes work, and jack Q1 restarts jacking.
To sum up; The utility model mainly comprise by hydraulic jack and jack counter-force prop up two lift-up device being configured to, the jacking balance state monitoring device that constitutes by a suspension pendulum and two limit switches and the jacking control device that two lift-up device are controlled; Wherein two lift-up device provide power for cutting rear abutment integral jacking; The jacking balance state monitoring device has been realized in the jacking process the uneven discrepancy in elevation in the bent cap 1-2 left and right sides (or gradient) when reaching design value, upper side jack Suspend Job and continue the automatic control of jacking than the downside jack; The jacking control device is rationally controlled the jacking state of two lift-up device through the oil pump in two lift-up device is controlled automatically.
The above; It only is the preferred embodiment of the utility model; Be not that the utility model is done any restriction; Everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of the utility model technical scheme according to the utility model technical spirit.
Claims (7)
1. one kind is cut the spacing robot control system(RCS) of the uneven discrepancy in elevation of bridge abutment integral jacking; It is characterized in that: comprise be used for that jacking power is provided and will need integral jacking bridge construction integral body make progress two lift-up device of horizontal jacking, respectively two said lift-up device are carried out the jacking control device of start and stop control and the jacking process is monitored the equilibrium state of need integral jacking bridge construction in real time and the jacking balance state monitoring device that according to monitoring result said jacking control device carried out corresponding control; The structure of two said lift-up device identical and the two symmetrical withstand on and need integral jacking bridge construction below; Said jacking balance state monitoring device is laid in to be needed on the integral jacking bridge construction; And said jacking balance state monitoring device is electrically connected with said jacking control device, and said jacking control device joins with two said lift-up device respectively.
2. according to the spacing robot control system(RCS) of the claim 1 uneven discrepancy in elevation of described a kind of cutting bridge abutment integral jacking; It is characterized in that: the said integral jacking bridge construction that needs comprises cutting bridge pier superstructure (1-1), is positioned at the bent cap (1-2) on the cutting bridge pier superstructure (1-1) and is laid in the bridge superstructure (1-3) on the bent cap (1-2); Said bent cap (1-2) is positioned at directly over the cutting bridge pier superstructure (1-1) and bridge superstructure (1-3) is positioned at bent cap (1-2) top; Be cut bridge pier be divided into up and down two parts and up and down two parts be respectively cutting bridge pier superstructure (1-1) and cutting bridge pier substructure (1-4), cut bridge pier substructure (1-4) and be laid on the bridge bearing platform (1-5); Two said lift-up device symmetries are laid in cutting bridge pier substructure (1-4) left and right sides, and the bottom of two said lift-up device all is supported on the bridge bearing platform (1-5) and the below, the left and right sides that withstands on bent cap (1-2) is propped up at its top.
3. according to the spacing robot control system(RCS) of the claim 2 uneven discrepancy in elevation of described a kind of cutting bridge abutment integral jacking; It is characterized in that: said jacking balance state monitoring device comprises in the jacking process limit switch XK1 and the limit switch XK2 that touches control with the pendulum (2-1) that swings synchronously to canting about bent cap (1-2) and by pendulum (2-1); Said pendulum (2-1) top is fixed on the sidewall middle part of bent cap (1-2); The fixed point O on said pendulum (2-1) top be positioned at cutting bridge pier superstructure (1-1) directly over, and limit switch XK1 and limit switch XK2 symmetry are laid in the left and right sides, below of fixed point O; Two said lift-up device are respectively the lift-up device two and lift-up device one that symmetry is laid in cutting bridge pier substructure (1-4) left and right sides; Said limit switch XK1 controls the start and stop state of said lift-up device one, and said limit switch XK2 controls the start and stop state of said lift-up device two.
4. according to the spacing robot control system(RCS) of the claim 3 uneven discrepancy in elevation of described a kind of cutting bridge abutment integral jacking; It is characterized in that: said lift-up device one comprises hydraulic lifting mechanism one and for said hydraulic lifting mechanism one provides the jacking driving mechanism one of jacking power, and said hydraulic lifting mechanism one joins with said jacking driving mechanism one; Said lift-up device two comprises hydraulic lifting mechanism two and for said hydraulic lifting mechanism two provides the jacking driving mechanism two of jacking power, and said hydraulic lifting mechanism two joins with said jacking driving mechanism two; Said jacking control device comprises the switch control circuit two that said jacking driving mechanism one is carried out the switch control circuit one of start and stop control and said jacking driving mechanism two carried out start and stop control; The constant close contact XK1 of said limit switch XK1 is serially connected in the said switch control circuit one, and the constant close contact XK2 of said limit switch XK2 is serially connected in the said switch control circuit two.
5. according to the spacing robot control system(RCS) of the claim 4 uneven discrepancy in elevation of described a kind of cutting bridge abutment integral jacking; It is characterized in that: said hydraulic lifting mechanism one comprises hydraulic jack one (3-1) and is laid in the jack reaction frame one (3-2) of hydraulic jack one (3-1) below; Said jacking driving mechanism one is drive motors one (3-5), hydraulic jack one (3-1) join through hydraulic circuit one and fuel reserve tank (3-7) and said hydraulic circuit one in the oil pump of being controlled by drive motors one (3-5) (3-6) is housed; Said hydraulic lifting mechanism two comprises hydraulic jack two (3-3) and is laid in the jack reaction frame two (3-4) of hydraulic jack two (3-3) below; Said jacking driving mechanism two is a drive motors two, hydraulic jack two (3-3) join through hydraulic circuit two and fuel reserve tank (3-7) and said hydraulic circuit two in the oil pump of being controlled by drive motors two two is housed.
6. according to the spacing robot control system(RCS) of the claim 5 uneven discrepancy in elevation of described a kind of cutting bridge abutment integral jacking; It is characterized in that: said drive motors one (3-5) and said drive motors two are three phase electric machine; The three phase mains end of said drive motors one (3-5) and said drive motors two all joins with the three-phase alternating current source output terminal; And be serially connected with the electromagnetic coil of contactor C1 in the said switch control circuit one; Be serially connected with the electromagnetic coil of contactor C2 in the said switch control circuit two; The moving together contact C1 of contactor C1 is serially connected in the current supply circuit between drive motors one (3-5) and the three-phase alternating current source output terminal, and the moving together contact C2 of contactor C2 is serially connected in the current supply circuit between said drive motors two and the three-phase alternating current source output terminal.
7. according to claim 5 or the spacing robot control system(RCS) of the 6 uneven discrepancy in elevation of described a kind of cutting bridge abutment integral jacking; It is characterized in that: all fill up between said hydraulic jack one (3-1) and the jack reaction frame one (3-2) and between hydraulic jack two (3-3) and the jack reaction frame two (3-4) jack base cushion block (4) and distribution beam (5) are housed, said jack base cushion block (4) is laid on the distribution beam (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204201904U CN202298483U (en) | 2011-10-29 | 2011-10-29 | Self-control system for unbalance elevation difference limit for bridge pier cutting and integral jacking |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204201904U CN202298483U (en) | 2011-10-29 | 2011-10-29 | Self-control system for unbalance elevation difference limit for bridge pier cutting and integral jacking |
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| CN202298483U true CN202298483U (en) | 2012-07-04 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105926470A (en) * | 2016-06-01 | 2016-09-07 | 广州市公路勘察设计有限公司 | Transformation method of elevated bridge |
| TWI580842B (en) * | 2013-04-10 | 2017-05-01 | qing-long Liao | Integrated Control System for Bridge Roof |
| CN112064517A (en) * | 2020-10-17 | 2020-12-11 | 安徽省路港工程有限责任公司 | Jacking device and method for short-tower cable-stayed bridge |
| CN113216022A (en) * | 2021-06-03 | 2021-08-06 | 中电建生态环境集团有限公司 | Bridge reconstruction method |
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2011
- 2011-10-29 CN CN2011204201904U patent/CN202298483U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI580842B (en) * | 2013-04-10 | 2017-05-01 | qing-long Liao | Integrated Control System for Bridge Roof |
| CN105926470A (en) * | 2016-06-01 | 2016-09-07 | 广州市公路勘察设计有限公司 | Transformation method of elevated bridge |
| CN105926470B (en) * | 2016-06-01 | 2018-05-01 | 广州市公路勘察设计有限公司 | Elevated bridge remodeling method |
| CN112064517A (en) * | 2020-10-17 | 2020-12-11 | 安徽省路港工程有限责任公司 | Jacking device and method for short-tower cable-stayed bridge |
| CN112064517B (en) * | 2020-10-17 | 2021-10-15 | 安徽省路港工程有限责任公司 | Jacking device and method for short-tower cable-stayed bridge |
| CN113216022A (en) * | 2021-06-03 | 2021-08-06 | 中电建生态环境集团有限公司 | Bridge reconstruction method |
| CN113216022B (en) * | 2021-06-03 | 2022-05-27 | 中电建生态环境集团有限公司 | Bridge reconstruction method |
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