CN203256668U - Large dock pneumatic control type dock gate hydraulic experimental model - Google Patents
Large dock pneumatic control type dock gate hydraulic experimental model Download PDFInfo
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- CN203256668U CN203256668U CN 201320201464 CN201320201464U CN203256668U CN 203256668 U CN203256668 U CN 203256668U CN 201320201464 CN201320201464 CN 201320201464 CN 201320201464 U CN201320201464 U CN 201320201464U CN 203256668 U CN203256668 U CN 203256668U
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Abstract
The utility model discloses a large dock pneumatic control type dock gate hydraulic experimental model, which comprises an air compressor, a gate pit, a dock chamber wall and a dock gate, wherein a pneumatic control type dock gate is arranged on one side of the gate pit (6), a gate pier (12) is arranged on the bottom portion of the pneumatic control type dock gate, an opened gate hinge (11) is arranged on the gate pier (12), the pneumatic control type dock gate is arranged on the opened gate hinge (11), a tidal cabin (10) is arranged on the upper portion of the pneumatic control type dock gate, a buoyancy chamber (5), a fixed air buoyancy chamber (17), an air operating cabin (18) and a pressure sensor (9) are symmetrically arranged below the tidal cabin (10), a water flow outlet (19) is arranged on the bottom portion of the air operating cabin (18), the air compressor (1) is arranged outside the dock chamber wall (7), an air pipeline (20) is arranged on the output end of the air compressor (1), and is provided with an air inlet valve (2) and an exhaust valve (3), and the other end of the air pipeline (20) is communicated with the air operating cabin (18) through an air soft pipe (4). The large dock pneumatic control type dock gate hydraulic experimental model has the best effects in operating time and stability and the like under the premise that a large dock gate normally stands up and lies.
Description
Technical field
The utility model is about the hydraulic engineering test model, particularly a kind of large-scale drop to the ground test model of door of dock Pneumatic-control type of building.
Background technology
Dock is as building the critical facility of ship hydraulic structure, determining that a country builds ability and the technological level of ship.The main project site of tradition large-tonnage ships is building berth, but along with the increase of the tonnage of ship, building berth uses and is restricted, and dock becomes the key facility of building ship gradually because having many advantages.Explicitly point out in 2006 State Council " planning of shipping industry Long-and Medium-term Development ", China is newly-built and the build vessel base of enlarging take the above dock of 30 tons as representative, focuses the consruction on the large-scale repairing bases such as the ring Bohai Sea, entrance of Changjiang River, the mouth of the Zhujiang River three large Shipbuilding Bases and Bohai Sea Gulf, the middle and lower reach of Yangtze River, Zhejiang, Fujian is coastal.
The Pneumatic-control type door of droping to the ground is dock a kind of new of door of droping to the ground, and widely applies at a lot of newly-built shipyards of China's southeastern coast at present.Its use compressed air is controlled the door of droping to the ground and is risen and retired.In every body bottom of droping to the ground the horizontal rotating shaft that links to each other with gate pier is housed, shaft axis is parallel to the water surface, and door hinge adopts remains silent or two kinds of forms of opening.Every body of droping to the ground can rotate around the axis, and the unlatching of the door of realizing droping to the ground is with closed.
The Pneumatic-control type door of droping to the ground is different from the door of droping to the ground by hoist engine traction, and it is that position suitable in the door body arranges fixedly buoyancy module and ballast tank and air-operated cabin.Regulate the volume of air-operated cabin maritime interior waters by regulating compressed-air actuated discrepancy, change drop to the ground door suffered buoyancy moment and an overturn moment, the rising and retiring of the door of realizing droping to the ground is so the door operation of droping to the ground of this pattern is very convenient.During operation, close the admission valve that leads to the air-operated cabin, open vent valve, air-operated cabin water-filling, when being filled with water to when a certain amount of, act on gravitational moment on the door of droping to the ground greater than buoyancy moment, the door of droping to the ground will roll from the trend sea, rotate around the axis until crouch in door hole, this is the opening process of door of droping to the ground.When needs will be droped to the ground door when closing, as long as close air outlet valve, open admission valve, compressed air with certain pressure and flow is filled with the air-operated cabin, discharges a certain amount of seawater, a buoyancy of droping to the ground increases, act on buoyancy moment on the door of droping to the ground greater than gravitational moment, the door of droping to the ground will be rotated around the axis to vertically by horizontal position, is affixed on the gate pier, and the door of droping to the ground is closed.
Pneumatic-control type drop to the ground door have simple in structure, easy to operate, the advantage such as closing velocity is fast.But because the motion state of droping to the ground among the Men Zaishui is comparatively complicated, the weight of every body of not only droping to the ground, position of centre of gravity, fixedly there is material impact the position of buoyancy module, operational window and ballast tank to a motion of droping to the ground; And in operating process, the speed of the intake and exhaust in the air-operated cabin also motion state impact on the door of droping to the ground is larger; Also has in addition the impact of the changing factors such as interaction of water and air in the resistance of current, tidal level, stormy waves, current and the cabin, so also do not have so far to be used for to calculate the drop to the ground formula of a dynamics of Pneumatic-control type, often will carry out model investigation to the drop to the ground dynamic characteristic of door of gas control.
Summary of the invention
The purpose of this utility model provides a kind of large-scale dock Pneumatic-control type hydraulic test model of droping to the ground of building, and especially has the model function that a priority control, buoyancy module adjustment control, a motion state monitoring of droping to the ground, uplift force measure of droping to the ground.
The utility model is achieved by following technical solution.
A kind of Large Ship Dock Pneumatic-control type hydraulic test model of droping to the ground, comprise air compressor, Men Keng, dock chamber body of wall and the door of droping to the ground, it is characterized in that, one side in described door hole 6 is provided with the Pneumatic-control type door of droping to the ground, Pneumatic-control type drop to the ground the door the bottom be provided with gate pier 12, be provided with opening door hinge 11 on the gate pier 12, Pneumatic-control type drop to the ground the door be arranged on the opening door hinge 11; Pneumatic-control type drop to the ground the door top be provided with morning and evening tides cabin 10, following buoyancy module 5, fixed air buoyancy module 17, air-operated cabin 18 and the pressure sensor 9 of being provided with symmetrically in morning and evening tides cabin 10, the bottom in air-operated cabin 18 is provided with water export 19; The outside of dock chamber body of wall 7 is provided with air compressor 1, and the output of air compressor 1 is provided with gas pipeline 20, is provided with admission valve 2 and outlet valve 3 on the gas pipeline 20, and the other end of gas pipeline 20 is connected with air-operated cabin 18 by air hose 4;
Pneumatic-control type drop to the ground the door the bottom also be provided with counterweight adjusting device 8;
The centre position of door hinge 11 is provided with power transmission draw point 13, and forms the uplift force measurement mechanism by fixed pulley 14, power transmission rope 15 with device for measuring force 16;
Described buoyancy module 5 adopts foam lightweight material to fill.
Described counterweight adjusting device 8 adopts prefabricated steel plate or iron block, and utilizes the below that is bolted to the door of droping to the ground.
The beneficial effects of the utility model are:
1. by a center of gravity fine setting technology of droping to the ground, can utilize counterweight that a position of centre of gravity of droping to the ground is finely tuned, greatly reduce the requirement to the mould processing precision, improve the model testing precision, avoid having saved time and testing expenses because of mould processing deviation again analogue formation.
2. the buoyancy module adjustment technology of basic light material filling can play the effect of adjusting the buoyancy module volume, has replaced comparatively complicated seal box implementation method, so that experimental program is more prone to adjust.
3. converse in real time an angle of droping to the ground by setting pressure sensor on the door of droping to the ground, and by the relation of water pressure and depth of immersion by supervisory control comuter, the quick, accurate of a motion state of having realized droping to the ground measured.
4. the uplift force measurement mechanism is delivered to uplift force more than the water surface by fixed pulley and power transmission rope, is then measured by traditional device for measuring force, makes measuring process simple, accurate.
The utility model guarantees that the Large Ship Dock Pneumatic-control type that the builds door of droping to the ground can normally rise and retire, and can reach optimal effectiveness at aspects such as operating time, stability.
Description of drawings
Fig. 1 is the utility model Pneumatic-control type structural representation of hydraulic test model of droping to the ground;
Fig. 2 is the A-A cross-sectional view of Fig. 1;
Fig. 3 is the schematic diagram of uplift force measurement mechanism;
Fig. 4 is the local enlarged diagram of Fig. 3.
The utility model Reference numeral is as follows:
1---air compressor 2---admission valve
3---outlet valve 4---air hose
5---buoyancy modules 6---door hole
7---dock chamber body of wall 8---counterweight adjusting device
9---pressure sensor 10---morning and evening tides cabin
11---door hinge 12---gate pier
13---power transmission draw point 14---fixed pulley
15---fixed pulley 16---device for measuring force
17---fixed air buoyancy module 18---air-operated cabin
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
As shown in Figure 1 and Figure 2, a side in door hole 6 is provided with the Pneumatic-control type door of droping to the ground, Pneumatic-control type drop to the ground door below be provided with gate pier 12, be provided with opening door hinge 11 on the gate pier 12, the Pneumatic-control type door of droping to the ground is arranged on the opening door hinge 11; The drop to the ground top of door of Pneumatic-control type is provided with morning and evening tides cabin 10, and the effect in morning and evening tides cabin 10 is to keep consistent with water level out of my cabin in the cabin; Following buoyancy module 5, fixed air buoyancy module 17, air-operated cabin 18 and the pressure sensor 9 of being provided with symmetrically in morning and evening tides cabin 10, the bottom in air-operated cabin 18 is provided with water export 19; The outside of dock chamber body of wall 7 is provided with air compressor 1, and the output of air compressor 1 is provided with gas pipeline 20, is provided with admission valve 2 and outlet valve 3 on the gas pipeline 20, and the other end of gas pipeline 20 is connected with air-operated cabin 18 by air hose 4;
Described buoyancy module 5 adopts foam lightweight material to fill.
The drop to the ground bottom of door of Pneumatic-control type also is provided with counterweight adjusting device 8, and this counterweight adjusting device 8 adopts prefabricated steel plate or iron block, and utilizes the below that is bolted to the door of droping to the ground.
The centre position of door hinge 11 is provided with power transmission draw point 13, and forms the uplift force measurement mechanism by fixed pulley 14, power transmission rope 15 with device for measuring force 16;
In model testing, the basic operation process that the door of droping to the ground rises and retires is as follows.
1. floating (closing the door) operation: open admission valve 2, close outlet valve 3, utilize mini air compressor 1 to provide compressed air to the door of droping to the ground.Compressed air enters air-operated cabin 18 by air hose 4, and water body is discharged by water export 19 in the cabin, the inflation of air-operated cabin, and a floating of droping to the ground is until fastening position.
2. (opening the door) operation of droping to the ground: close admission valve 2, open outlet valve 3, water body flows into air-operated cabin 18 out of my cabin, and air is discharged by air hose 4 and by outlet valve 3 in the cabin in, the operational window water-filling, and the door of droping to the ground is lower to crouch, until fully open position.
Pneumatic-control type drop to the ground the door the bottom also be provided with counterweight adjusting device 8.The mechanical similitude principle requires drop to the ground door and prototype of model to drop to the ground door except physical dimension is corresponding proportional, and the relative position of a center of gravity of droping to the ground is also necessary identical.Yet owing to be subjected to the factor affecting such as mould processing precision, the model that is formed by Plate Welding is droped to the ground, and often actual center gravity position and experimental design have certain deviation to door.In this case, traditional way is again analogue formation, perhaps accepts this deviation.Again analogue formation needs expensive extra time and expense, and the existence of accepting the center of gravity deviation then often causes the adverse consequences such as experimental data is unreliable.The utility model have a mind to be reserved a center of gravity of droping to the ground to the deflection of extra large side when modelling, after the modelling, need only in a counterweight of bottom increase some of droping to the ground, center of gravity accurately can be adjusted to design attitude like this.
Pneumatic-control type drop to the ground the door the middle part be provided with buoyancy module 5 and pressure sensor 9.The buoyancy module 5 of door of droping to the ground is airtight all the time air tank, for increasing the buoyancy of the door of droping to the ground.Generally need several buoyancy module schemes of design in the experimentation, in order to select optimum buoyancy module volume.The adjustment of model buoyancy module generally realizes by insert prefabricated seal box (such as can) in the door of droping to the ground, yet because seal box is made comparatively complexity, is not easy to many groups adjustment of buoyancy module 5.The utility model adopts light foam material to fill with the replacement seal box, has played equally the effect of adjusting the buoyancy module volume.Pressure sensor 9 is mainly used in the monitoring to a motion state of droping to the ground, and a motion state of droping to the ground (drop to the ground a rotational angle, angular velocity, angular acceleration) is the master data that model experiment is measured.Traditional measuring method is to realize that by the position that video recording and interpretation are droped to the ground in image comparatively complexity and precision are lower.The utility model is by setting pressure sensor 9 on the door of droping to the ground, and converses in real time an angle of droping to the ground by the relation of water pressure and depth of immersion by supervisory control comuter, a rotational angle of having realized droping to the ground, angular velocity, angular acceleration fast, accurately measure.
As shown in Figure 3, Figure 4, the centre position of door hinge 11 is provided with power transmission draw point 13, and forms the uplift force measurement mechanism by fixed pulley 14, power transmission rope 15 with device for measuring force 16.Every hinge is positioned under water owing to drop to the ground, and for the measurement of uplift force difficulty comparatively, the uplift force of the door of droping to the ground often is left in the basket in experiment, and in fact, and uplift force is extremely important for the drop to the ground safety of door of Pneumatic-control type.The utility model is delivered to uplift force more than the water surface by fixed pulley 14 and power transmission rope 15, is then measured by traditional device for measuring force 16, and measuring process becomes simply thus, accurately.
Claims (3)
1. Large Ship Dock Pneumatic-control type hydraulic test model of droping to the ground, comprise air compressor, Men Keng, dock chamber body of wall and the door of droping to the ground, it is characterized in that, one side in described door hole (6) is provided with the Pneumatic-control type door of droping to the ground, Pneumatic-control type drop to the ground the door the bottom be provided with gate pier (12), be provided with opening door hinge (11) on the gate pier (12), Pneumatic-control type drop to the ground the door be arranged on the opening door hinge (11); Pneumatic-control type drop to the ground the door top be provided with morning and evening tides cabin (10), following buoyancy module (5), fixed air buoyancy module (17), air-operated cabin (18) and the pressure sensor (9) of being provided with symmetrically in morning and evening tides cabin (10), the bottom of air-operated cabin (18) is provided with water export (19); The outside of dock chamber body of wall (7) is provided with air compressor (1), the output of air compressor (1) is provided with gas pipeline (20), be provided with admission valve (2) and outlet valve (3) on the gas pipeline (20), the other end of gas pipeline (20) is connected with air-operated cabin (18) by air hose (4);
Pneumatic-control type drop to the ground the door the bottom also be provided with counterweight adjusting device (8);
The centre position of door hinge (11) is provided with power transmission draw point (13), and forms the uplift force measurement mechanism by fixed pulley (14), power transmission rope (15) with device for measuring force (16).
2. a kind of Large Ship Dock Pneumatic-control type according to claim 1 hydraulic test model of droping to the ground is characterized in that, described buoyancy module (5) adopts foam lightweight material to fill.
3. a kind of Large Ship Dock Pneumatic-control type according to claim 1 hydraulic test model of droping to the ground is characterized in that, described counterweight adjusting device (8) adopts prefabricated steel plate or iron block, and utilizes the below that is bolted to the door of droping to the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320201464 CN203256668U (en) | 2013-04-19 | 2013-04-19 | Large dock pneumatic control type dock gate hydraulic experimental model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320201464 CN203256668U (en) | 2013-04-19 | 2013-04-19 | Large dock pneumatic control type dock gate hydraulic experimental model |
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| Publication Number | Publication Date |
|---|---|
| CN203256668U true CN203256668U (en) | 2013-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320201464 Withdrawn - After Issue CN203256668U (en) | 2013-04-19 | 2013-04-19 | Large dock pneumatic control type dock gate hydraulic experimental model |
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| Country | Link |
|---|---|
| CN (1) | CN203256668U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103243674A (en) * | 2013-04-19 | 2013-08-14 | 天津大学 | Hydraulic test model for large pneumatic dock flap gate |
-
2013
- 2013-04-19 CN CN 201320201464 patent/CN203256668U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103243674A (en) * | 2013-04-19 | 2013-08-14 | 天津大学 | Hydraulic test model for large pneumatic dock flap gate |
| CN103243674B (en) * | 2013-04-19 | 2015-07-08 | 天津大学 | Hydraulic test model for large pneumatic dock flap gate |
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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: 20131030 Effective date of abandoning: 20150708 |
|
| RGAV | Abandon patent right to avoid regrant |