CN102140797A - Sand slinging preparation linkage control system and method - Google Patents
Sand slinging preparation linkage control system and method Download PDFInfo
- Publication number
- CN102140797A CN102140797A CN 201110020313 CN201110020313A CN102140797A CN 102140797 A CN102140797 A CN 102140797A CN 201110020313 CN201110020313 CN 201110020313 CN 201110020313 A CN201110020313 A CN 201110020313A CN 102140797 A CN102140797 A CN 102140797A
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- door
- vent valve
- lead
- valve
- sand
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- 239000004576 sand Substances 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title claims abstract description 6
- 230000009471 action Effects 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000013022 venting Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 abstract description 13
- 238000005056 compaction Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000002689 soil Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000007596 consolidation process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a sand slinging preparation linkage control system and method, aiming at the problem that the traditional sand slinging process is difficult to meet the requirement for ensuring a correct process for a long time only through manual operation because steps are more and operation opportunities are required. In the invention, the part of equipment actions are formed into a linkage process by utilizing the logical relation of the actions of multiple equipment and the one-key type operation of an operator is realized in a feedback and time dual-factor mutually-referenced manner, thereby the operation is simplified and the possibility of human errors is prevented.
Description
Technical field
The present invention relates to a kind of throwing sand and prepare coordinated control system and control method.
Background technology
Sand compaction pile is a kind of ground stabilization new technology under water, and it is by vibratory equipment and tube chamber supercharging device sand to be forced to be pressed under water in the soft foundation on the sand pile ship, through vibration pipe-drawing, return, compacted hole enlargement, form sand compaction pile.By the displacement of sand compaction pile, compacted, drainage, can increase foundation strength, accelerate ground consolidation, reduce the works sedimentation, improve the anti-liquefying power of ground.The scope of application of sand compaction pile is extensive under water, can be applicable to the ground stabilization of nearly all soil properties such as sandy soil, cohesive soil, organic soil is handled.Compare the density height of sand compaction pile pile body with common sand pile, the replacement ratio of reinforcing can reach 60～70%.Characteristics such as sand compaction pile has short construction period under water, consolidation effect is obvious, and the operation controllability is good, the advantage uniqueness is highly suitable for the ground base enforcement of engineerings such as off-lying sea man-made island, mole, shore protection, harbour.
The sand compaction pile technological merit is outstanding under water, but difficulty of construction is also bigger simultaneously, and the equipment that relates in the work progress is very many, and is very possible because the error of manual operation causes equipment fault or accident in work progress.For example, under the state of dry construction, work progress king-pile pipe planted agent maintains suitable atmospheric pressure, leads door to keep air pressure for this pipe top is equipped with, can not directly open when this also causes throwing sand and promote the sluice gate sand of moving in, its related equipment has comprised a plurality of equipment of pneumatic control.It is more to relate to equipment in this process, and the selection of action moment is extremely important, in carrying out the process exploitation process, the problem of the fault of equipment own occurs causing owing to the action moment mistake.
Summary of the invention
In order to overcome the defective of above-mentioned prior art, the present invention proposes a kind of throwing sand and prepares coordinated control system and control method thereof, so that simplified control is avoided human error.
To achieve these goals, the present invention adopts following technical scheme:
A kind of throwing sand is prepared coordinated control system, comprises computer and the PLC that is connected with computer; The level pressure that is connected with PLC adds air valve, fast vent valve, slow vent valve, equalizing valve is led door down, on lead door and elevator bucket, also comprise the pressure sensor of monitoring feed hopper and pipe casing inner air pressure, indication pipe casing and elevator bucket position position sensor; PLC control described level pressure add the switching of air valve, fast vent valve and slow vent valve, down lead door and on lead the switch door of door and the switch door of elevator bucket, level pressure add air valve, fast vent valve, slow vent valve, down lead door, on lead the action interlock of door and elevator bucket, by PLC one key control can select that level pressure adds that air valve stops aerating, leads that door is closed down, fast vent valve and/or slow vent valve venting and on lead door and open, this moment, elevator bucket allowed to open.
The control method of using said system to throw sand preparation interlock comprises the steps: to be promoted to the position that feeds intake by PLC control elevator bucket; Select the throwing sand warming-up exercise of PLC, this moment level pressure add air valve, fast vent valve, slow vent valve, down lead door, on lead door and elevator bucket interlock: level pressure adds air valve and stops aerating, close down and lead door to keep the pipe casing internal gas pressure, fast vent valve and/or slow vent valve action are reduced to normal pressure with the feed hopper internal gas pressure, open then and lead door, elevator bucket opens the door, and the sand material enters feed hopper, leads door on the back that finishes and closes; Lead door under after interior pressurization of feed hopper and the pipe casing internal gas pressure balance and open, sand pile enters pipe casing from feed hopper.
Existing throw the sand process because step is more and to operation requirement to some extent on opportunity, only be difficult to reach the requirement of the correct flow process of long-term assurance by manual operations, the present invention has formed a cover linkage process with equipment action partly, utilize the mode of feedback and the reference each other of time dual factors, realized operating personnel's operating in a key.
Description of drawings
Fig. 1 is the equipment connection block diagram that throwing sand of the present invention is prepared coordinated control system.
Fig. 2 prepares the basic flow sheet that coordinated control system feeds intake and prepares for throwing sand of the present invention.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with accompanying drawing, further set forth the present invention.
As shown in Figure 1, the equipment that throwing sand of the present invention is prepared coordinated control system connects block diagram, comprise upper computer, the PLC that is connected with computer, the level pressure that is connected with PLC adds air valve, equalizing valve, fast vent valve, slow vent valve, on lead door and elevator bucket, the pressure sensor that also comprises monitoring feed hopper and pipe casing inner air pressure, indication pipe casing and elevator bucket position position sensor; PLC controls described level pressure and adds air valve, the switching of fast vent valve and slow vent valve, on lead door and lead down the switch door of door, the switch door of elevator bucket, since throw in the sand process must on lead door and open, so can not pressurize in throwing sand process, vice versa, like this in the process of practical operation automatically pressurization and throwing sand process being actually mutual exclusion aspect the time, so the operation of these two states is designed on the same knob.Prepare for throwing sand when knob is threaded to the left side, system will be deflated to and open the continuous action of leading door, and poppet allows to open the door, then be automatic pressure when going to the right side, system will be automatically will on lead door and close, described level pressure adds the air valve aerating, fast vent valve, slow vent valve are closed.
Figure 2 shows that the present invention throws sand and prepares the basic flow sheet that coordinated control system feeds intake and prepares, as shown in the figure, at first control elevator bucket and be promoted to the position that feeds intake, operating personnel are threaded to knob by PLC and throw the sand preparation then, and the while level pressure adds air valve and stops aerating, close down and lead door to keep the pipe casing internal gas pressure, fast vent valve and/or slow vent valve action are reduced to normal pressure with the feed hopper internal gas pressure, open then and lead door, and elevator bucket opens the door, the sand material enters feed hopper, leads door on the back that finishes and closes; Lead door under after interior pressurization of feed hopper and the pipe casing internal gas pressure balance and open, sand pile enters pipe casing from feed hopper.
More than show and described basic principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the manual just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (2)
1. throw sand preparation coordinated control system for one kind, it is characterized in that, comprise computer and the PLC that is connected with computer; The level pressure that is connected with PLC adds air valve, fast vent valve, slow vent valve, equalizing valve is led door down, on lead door and elevator bucket, also comprise the pressure sensor of monitoring feed hopper and pipe casing inner air pressure, indication pipe casing and elevator bucket position position sensor; PLC control switching that described level pressure adds air valve, fast vent valve and slow vent valve, on lead the switch door of door and the switch door of elevator bucket, it is characterized in that, level pressure add air valve, fast vent valve, slow vent valve, down lead door, on lead the action interlock of door and elevator bucket, by PLC one key control can select constant pressure valve to stop aerating, lead that door is closed down, fast vent valve and/or slow vent valve venting and on lead door and open, this moment, elevator bucket allowed to open.
2. throw sand preparation inter-linked controlling method for one kind, it is characterized in that, comprise the steps: to be promoted to the position that feeds intake by PLC control elevator bucket; Select the throwing sand warming-up exercise of PLC, this moment level pressure add air valve, fast vent valve, slow vent valve, down lead door, on lead door and elevator bucket interlock: level pressure adds air valve and stops aerating, close down and lead door to keep the pipe casing internal gas pressure, fast vent valve and/or slow vent valve action are reduced to normal pressure with the feed hopper internal gas pressure, open then and lead door, elevator bucket opens the door, and the sand material enters feed hopper, leads door on the back that finishes and closes; Lead door under after interior pressurization of feed hopper and the pipe casing internal gas pressure balance and open, sand pile enters pipe casing from feed hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110020313 CN102140797B (en) | 2011-01-18 | 2011-01-18 | Sand slinging preparation linkage control system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110020313 CN102140797B (en) | 2011-01-18 | 2011-01-18 | Sand slinging preparation linkage control system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102140797A true CN102140797A (en) | 2011-08-03 |
| CN102140797B CN102140797B (en) | 2012-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110020313 Active CN102140797B (en) | 2011-01-18 | 2011-01-18 | Sand slinging preparation linkage control system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102140797B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11350490A (en) * | 1998-06-03 | 1999-12-21 | Toyo Constr Co Ltd | Underwater placing method for sediment and device |
| JP2003129464A (en) * | 2001-10-24 | 2003-05-08 | Ishikawajima Constr Mach Co | Device for feeding solidifying material into sediment |
| KR20050080078A (en) * | 2005-07-08 | 2005-08-11 | 주식회사 엠. 에이. 피. 코리아 | Construction method of sand spreader for reinforcing ground of weakness and sand spreader used for same |
| CN1743560A (en) * | 2005-10-09 | 2006-03-08 | 南京工业大学 | Multi-point stress vibrating-punching combined compacting method |
| JP2007032038A (en) * | 2005-07-25 | 2007-02-08 | Kokudo Sogo Kensetsu Kk | Marine sand drain construction management method |
| CN101429765A (en) * | 2007-11-09 | 2009-05-13 | 顾宝洪 | High-pressure earth mortar pile squeezing method and system |
-
2011
- 2011-01-18 CN CN 201110020313 patent/CN102140797B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11350490A (en) * | 1998-06-03 | 1999-12-21 | Toyo Constr Co Ltd | Underwater placing method for sediment and device |
| JP2003129464A (en) * | 2001-10-24 | 2003-05-08 | Ishikawajima Constr Mach Co | Device for feeding solidifying material into sediment |
| KR20050080078A (en) * | 2005-07-08 | 2005-08-11 | 주식회사 엠. 에이. 피. 코리아 | Construction method of sand spreader for reinforcing ground of weakness and sand spreader used for same |
| JP2007032038A (en) * | 2005-07-25 | 2007-02-08 | Kokudo Sogo Kensetsu Kk | Marine sand drain construction management method |
| CN1743560A (en) * | 2005-10-09 | 2006-03-08 | 南京工业大学 | Multi-point stress vibrating-punching combined compacting method |
| CN101429765A (en) * | 2007-11-09 | 2009-05-13 | 顾宝洪 | High-pressure earth mortar pile squeezing method and system |
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| Publication number | Publication date |
|---|---|
| CN102140797B (en) | 2012-07-25 |
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