CN203440857U - Dredging construction foundation trench bed surface damage preventing system - Google Patents
Dredging construction foundation trench bed surface damage preventing system Download PDFInfo
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- CN203440857U CN203440857U CN201320510950.XU CN201320510950U CN203440857U CN 203440857 U CN203440857 U CN 203440857U CN 201320510950 U CN201320510950 U CN 201320510950U CN 203440857 U CN203440857 U CN 203440857U
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- controller
- bed surface
- valve group
- foundation trench
- hydraulic
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Abstract
The utility model relates to the field of the dredging industry, in particular to a dredging construction foundation trench bed surface damage preventing system which comprises a controller, a hydraulic system, a connection plate, a position sensor, an angle sensor and a hydraulic oil cylinder. The connection plate has three connection points, the first connection point is hinged to a bridge, the second connection joint is connected with a suction disc, and the two ends of the hydraulic oil cylinder are hinged to the bridge and the third connection point of the connection plate respectively. The position sensor is arranged at the front end of a piston rod of the hydraulic oil cylinder and is connected with the controller. The third connection point hinged to the hydraulic oil cylinder is provided with the angle sensor which is connected with the controller. The hydraulic system is connected with the hydraulic oil cylinder and the controller. The hinged point connection structure is adopted in the dredging construction foundation trench bed surface damage preventing system, the position and angle locating technology based on real-time dynamic is combined with the hydraulic operation technology, so that dynamic operation is achieved, locating accuracy is high, dredging efficiency is high, and damage to a dredging foundation trench bed surface in the dredging process is effectively avoided.
Description
Technical field
The utility model relates to dredging industry field, relates in particular to a kind of Dredging Construction foundation trench bed surface loss prevention system.
Background technology
In dredging works, boats and ships desilting is generally by the submersible pump that plays of the winch cable on bridge, transfer near needing desilting bedding face to carry out desilting, it is this that to flexibly connect form of construction work inaccurate to desilting severity control, produce can to when submersible pump and desilting bedding face bump bedding face destroys, if submersible pump and desilting bedding identity distance are when distant, dredging effect is poor.The another kind of mode of boats and ships desilting is that submersible pump is arranged on bridge, sucker is fixedly connected with bridge frame, and which is more accurate to desilting depth detection, but under the factor effects such as stormy waves, bridge can not promote rapidly with sucker, is also very easy to desilting foundation trench bed surface to damage.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is how to prevent the damage to desilting foundation trench bed surface in desilting process.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of Dredging Construction foundation trench bed surface loss prevention system, and it comprises controller, hydraulic system, junction plate, position sensor, angular transducer and hydraulic jack; Described junction plate has three tie points, and first tie point and bridge are hinged, and second tie point is connected with sucker, and the two ends of described hydraulic jack are hinged with the 3rd tie point of bridge and junction plate respectively; Described position sensor is located at the piston rod front end of described hydraulic jack, and is connected with controller; Described three tie point hinged with described hydraulic jack is provided with described angular transducer, and described angular transducer is connected with controller; Described hydraulic system is connected with controller with hydraulic jack respectively.。
Further, described hydraulic system comprises that hydraulic oil container, power pump station, pressure flow directional control valve group, constant voltage pressure-control valve group, the other equalizing valve group of cylinder, pressure show and regulon; On oil circuit from hydraulic oil container to hydraulic jack, be provided with successively the other equalizing valve group of described pressure flow directional control valve group, constant voltage pressure-control valve group and cylinder, described pressure demonstration is connected with described each valve group with described controller with regulon.
Further, described pressure flow directional control valve group comprises a plurality of direction valves that connect successively.
Further, described constant voltage pressure-control valve group comprises accumulator, reducing valve and the proportioning valve connecting successively.
Further, the other equalizing valve group of described cylinder comprises a plurality of safety valves that connect successively.
Further, described hydraulic jack is parallel two of arranging.
Further, described controller is PLC controller.
(3) beneficial effect
A kind of Dredging Construction foundation trench bed surface loss prevention system that the utility model provides, this system has adopted hinge syndeton form, being combined with hydraulic control operating technology based in real time dynamic position, angle orientation technology, reached dynamic operation, not only positioning precision is high, desilting efficiency data is high, and effectively prevents the damage to desilting foundation trench bed surface in desilting process; This system architecture is simple, cost is lower.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model Dredging Construction foundation trench bed surface loss prevention system;
Fig. 2 is A-A view in Fig. 1;
Fig. 3 is the schematic diagram of hydraulic system in the utility model;
Fig. 4 is fundamental diagram of the present utility model.
In figure: 100, sucker; 200, bridge; 300, junction plate; 400, angular transducer; 500, hydraulic jack; 610, hydraulic oil container; 620, power pump station; 630, pressure flow directional control valve group; 631, first direction valve; 632, second direction valve; 633, third direction valve; 634, fourth direction valve; 640, constant voltage pressure-control valve group; 641, accumulator; 642, reducing valve; 643, proportioning valve; 650, the other equalizing valve group of cylinder; 651, the first safety valve; 652, the second safety valve; A1, first tie point; A2, second tie point; A3, the 3rd tie point.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
In description of the present utility model, it should be noted that, term " on ", orientation or the position relationship of the indication such as D score, 'fornt', 'back', " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward " be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than indicate or imply that the device of indication or element must have specific orientation, with specific orientation, construct and operation, therefore can not be interpreted as restriction of the present utility model.
As depicted in figs. 1 and 2, a kind of Dredging Construction foundation trench bed surface loss prevention system of the present utility model, this loss prevention system comprises controller, hydraulic system, junction plate 300, position sensor, angular transducer 400 and hydraulic jack 500; Junction plate 300 has three tie points, and wherein, first tie point a1 and bridge 200 are hinged, and second tie point a2 is connected with sucker 100, and the two ends of hydraulic jack 500 are hinged with the 3rd tie point a3 of bridge 200 and junction plate 300 respectively; Position sensor is located at the piston rod front end of hydraulic jack, and is connected with controller; The 3rd the tie point a3 being connected with hydraulic jack 500 is provided with angular transducer 400, and angular transducer 400 is connected with controller; Hydraulic system is connected with controller with hydraulic jack 500 respectively.
Controller is PLC controller.Hydraulic jack 500 is parallel two of arranging, co-controlling sucker.Position sensor is used for obtaining oil cylinder position Data Concurrent and gives controller; Angular transducer 400 is for obtaining sucker angle-data and sending to controller.Controller is located at and drives on platform, by setting controller program, controls hydraulic system to realize stretching out or regaining of hydraulic jack, and then drives sucker to move along each pin joint.
Compared with prior art; the utility model has adopted hinge syndeton form; being combined with hydraulic control operating technology based in real time dynamic position, angle orientation technology; reached dynamic operation; not only positioning precision is high; desilting efficiency data is high, and effectively protects desilting bedding face to be damaged.
As shown in Figure 3, particularly, the hydraulic system of the utility model embodiment comprises that hydraulic oil container 610, power pump station 620, pressure flow directional control valve group 630, constant voltage pressure-control valve group 640, the other equalizing valve group 650 of cylinder, pressure show and regulon; Hydraulic oil container 610 is whole hydraulic system fuel feeding, and power pump station 620 provides power for whole oil circuit; Oil circuit from hydraulic oil container 610 to hydraulic jack 500, be provided with successively the other equalizing valve group 650 of pressure flow directional control valve group 630, constant voltage pressure-control valve group 640 and cylinder.
Pressure flow directional control valve group 630 is located on hydraulic oil container 610, for controlling the fuel delivery of hydraulic oil pump; Constant voltage pressure-control valve group 640 is located at power pump station 620 1 sides, for controlling the oil circuit of power pump station 620 so that sucker reaches desired constant pressure while acting on seabed foundation trench; The other equalizing valve group 650 of cylinder is located on crane span structure 200 near hydraulic jack place, the pressure when regulating sucker to be subject to External Force Acting according to requirement of engineering during passive withdrawal; Pressure demonstration is arranged on to drive on platform with regulon and is connected with controller, and is connected with each valve group, and this pressure shows and regulon comprises display floater and control panel, for showing that whether each valve group is in normal operation with for regulating the folding of each valve group.
Pressure flow directional control valve group 630 comprises choke valve, flow speed control valve, overflow valve and a plurality of direction valves that are connected successively, and direction valve is preferably four, is respectively first direction valve 631, second direction valve 632, third direction valve 633 and fourth direction valve 634.Constant voltage pressure-control valve group 640 comprises accumulator 641, reducing valve 642 and the proportioning valve 643 connecting successively.The other equalizing valve group 650 of cylinder comprises a plurality of safety valves that connect successively, is preferably two, is followed successively by the first safety valve 651 and the second safety valve 652.
Wherein, this Dredging Construction foundation trench bed surface loss prevention system is divided into constant voltage and manual mode:
One, constant voltage mode, as shown in Figure 4:
1, constant voltage pressure regulates: under pressure constant state, by the proportioning valve 643 in regulating constant pressure pressure control valve group 640, control the pressure of reducing valve 642, reach desired constant pressure P1, make sucker 100 act on the power of seabed foundation trench constant.Now can see set up constant pressure P1 driving on the display floater of platform.
2, sucker is subject to impact force and regains pressure adjustment: by regulating the pressure value P 2 of the second safety valve 652 in the other equalizing valve group 650 of cylinder, this pressure can be adjusted according to requirement of engineering, pressure when pressure value P 2 is subject to External Force Acting for sucker during passive regain, this pressure value P 2 is less than the pressure value P 3 being subject to when sucker produces destruction to foundation trench, be P2 < P3, P2 value will be higher than constant voltage pressure value P 1 simultaneously, lock the second safety valve 652, now can see set up pressure value P 2 driving on the display floater of platform.
3, two alarm lamps on driving deck plate: it is adjustable to be respectively constant voltage pressure value P 1() and sucker 100 be subject to impacting that to regain pressure value P 2(adjustable) time signal display lamp, when pressure reaches constant voltage pressure P 1, indicator lamp is bright, show sucker and contact to Submarine Basic rooved face, in pressure constant state.When pressure reaches sucker to be subject to external force pressure recovery value P2(adjustable) time indicator lamp bright, show that the active force of sucker and Submarine Basic rooved face is excessive, sucker is regained.
4, operation is used: constant voltage pressure and sucker are subject to impact force regain pressure and adjust after, just can transfer crane span structure according to the requirement of engineering and arrive the needed degree of depth by sucker, in the time of at the bottom of sucker will arrive foundation trench, use manual mode that hydraulic jack 500 is stretched out at a slow speed or regains and sucker is adjusted to required angle (judging according to angular transducer) continue to transfer crane span structure and by sucker, arrive the needed degree of depth and contact with foundation trench face, now sucker face is parallel with foundation trench face, angle is shown as 0, then pattern is converted to constant voltage mode and gets final product work.Now constant voltage indicator lamp is bright shows that constant voltage mode works.Now the pressure loss in oil cylinder is by accumulator 641 pressurizes, and first direction valve 631 is in power failure state, and the oil of oil pump loops back fuel tank in can realizing, and avoids oil temperature too high, and realizes energy-conservation object.
When sucker is subject to external force and is more than or equal to the pressure value P 2 of recovery, indicator lamp is bright, at this moment can demonstrate P2 value driving on deck plate, shows that sucker is subject to outer active force excessive, and sucker is regained, and can protect foundation trench to be damaged.
When requiring hydraulic jack 500 to stretch out fast, regain, make first direction valve 631, second direction valve 632 and third direction valve 633 switch on and can realize simultaneously.As require oil cylinder to stretch out at a slow speed, regain, and can make 631 energisings of first direction valve, second direction valve 632 and 633 power-off of third direction valve simultaneously can realize.
Two, manual mode:
By driving hydraulic jack on platform, stretch out, recovery operation button controls 634 commutations of fourth direction valve, to realize oil cylinder, stretches out, regains, drive sucker moves along bridge hinge.
A kind of Dredging Construction foundation trench bed surface loss prevention system that such scheme provides; adopted hinge syndeton form; being combined with hydraulic control operating technology based in real time dynamic position, angle orientation technology; reached dynamic operation; not only positioning precision is high; desilting efficiency data is high, and effectively protects desilting bedding face to be damaged.It is simple in structure, cost is lower.
The utility model adopts position sensor to be used for obtaining oil cylinder position Data Concurrent and gives controller; Angular transducer is used for obtaining sucker angle-data and sends to controller, the data that controller is carried position sensor and angular transducer are processed, and calculate the angle that sucker is transferred the degree of depth and sucker and foundation trench bed surface, according to sucker, transfer the angle operation adjustment oil cylinder of the degree of depth and sucker and foundation trench bed surface, positioning sucker disk desilting position; Behind sucker location, the hydraulic control system of controlling adjustment oil cylinder is transformed into constant voltage mode of operation and starts desilting; When the impact force that sucker is subject to equals to be greater than the power of destroying foundation trench bed surface, adjust oil cylinder and regain rapidly with sucker, avoid sucker that foundation trench bed surface is produced and destroyed.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvement and replacement, these improvement and replacement also should be considered as protection domain of the present utility model.
Claims (7)
1. a Dredging Construction foundation trench bed surface loss prevention system, is characterized in that, comprises controller, hydraulic system, junction plate, position sensor, angular transducer and hydraulic jack; Described junction plate has three tie points, and first tie point and bridge are hinged, and second tie point is connected with sucker, and the two ends of described hydraulic jack are hinged with the 3rd tie point of bridge and junction plate respectively; Described position sensor is located at the piston rod front end of described hydraulic jack, and is connected with controller; Described three tie point hinged with described hydraulic jack is provided with described angular transducer, and described angular transducer is connected with controller; Described hydraulic system is connected with controller with hydraulic jack respectively.
2. Dredging Construction foundation trench bed surface loss prevention system as claimed in claim 1, it is characterized in that, described hydraulic system comprises that hydraulic oil container, power pump station, pressure flow directional control valve group, constant voltage pressure-control valve group, the other equalizing valve group of cylinder, pressure show and regulon; On oil circuit from hydraulic oil container to hydraulic jack, be provided with successively the other equalizing valve group of described pressure flow directional control valve group, constant voltage pressure-control valve group and cylinder, described pressure demonstration is connected with described each valve group with described controller with regulon.
3. Dredging Construction foundation trench bed surface loss prevention system as claimed in claim 2, is characterized in that, described pressure flow directional control valve group comprises a plurality of direction valves that connect successively.
4. Dredging Construction foundation trench bed surface loss prevention system as claimed in claim 2, is characterized in that, described constant voltage pressure-control valve group comprises accumulator, reducing valve and the proportioning valve connecting successively.
5. Dredging Construction foundation trench bed surface loss prevention system as claimed in claim 2, is characterized in that, the other equalizing valve group of described cylinder comprises a plurality of safety valves that connect successively.
6. Dredging Construction foundation trench bed surface loss prevention system as claimed in claim 1, is characterized in that, described hydraulic jack is parallel two of arranging.
7. the Dredging Construction foundation trench bed surface loss prevention system as described in claim 1-6 any one, is characterized in that, described controller is PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320510950.XU CN203440857U (en) | 2013-08-20 | 2013-08-20 | Dredging construction foundation trench bed surface damage preventing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320510950.XU CN203440857U (en) | 2013-08-20 | 2013-08-20 | Dredging construction foundation trench bed surface damage preventing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203440857U true CN203440857U (en) | 2014-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320510950.XU Withdrawn - After Issue CN203440857U (en) | 2013-08-20 | 2013-08-20 | Dredging construction foundation trench bed surface damage preventing system |
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| Country | Link |
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| CN (1) | CN203440857U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452157A (en) * | 2013-08-20 | 2013-12-18 | 中交广州航道局有限公司 | Damage prevention system of dredging construction foundation trench bed surface |
| CN104088309A (en) * | 2014-07-13 | 2014-10-08 | 李志勇 | Construction equipment on construction site |
| CN108951745A (en) * | 2018-09-20 | 2018-12-07 | 刘贤铨 | A kind of reservoir sedimentation silt suction system and suction method |
-
2013
- 2013-08-20 CN CN201320510950.XU patent/CN203440857U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452157A (en) * | 2013-08-20 | 2013-12-18 | 中交广州航道局有限公司 | Damage prevention system of dredging construction foundation trench bed surface |
| CN103452157B (en) * | 2013-08-20 | 2015-06-17 | 中交广州航道局有限公司 | Damage prevention system of dredging construction foundation trench bed surface |
| CN104088309A (en) * | 2014-07-13 | 2014-10-08 | 李志勇 | Construction equipment on construction site |
| CN108951745A (en) * | 2018-09-20 | 2018-12-07 | 刘贤铨 | A kind of reservoir sedimentation silt suction system and suction method |
| CN108951745B (en) * | 2018-09-20 | 2023-07-25 | 刘贤铨 | Reservoir sediment pumping system and pumping method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140219 Effective date of abandoning: 20150617 |
|
| RGAV | Abandon patent right to avoid regrant |