CN102390483B - Device for ship mooring trial - Google Patents
Device for ship mooring trial Download PDFInfo
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- CN102390483B CN102390483B CN201110245904.7A CN201110245904A CN102390483B CN 102390483 B CN102390483 B CN 102390483B CN 201110245904 A CN201110245904 A CN 201110245904A CN 102390483 B CN102390483 B CN 102390483B
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- water
- resisting mask
- ship
- resisting
- mooring
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Abstract
The invention relates to a device for ship mooring trial, which solves the problems of large load of a mooring pier and incapability of running a ship host at a high power for trial during mooring trial. The device comprises a ship which is moored to the pier, wherein the tail part of the ship is provided with a screw propeller which is in power connection with the ship host; the device is characterized in that: the tail part of the ship is also connected with a water stop housing for stopping the screw propeller to push water flow; and the water stop housing is positioned behind the screw propeller. Through the device, traction force to the pier during mooring trial is reduced, so that the ship mooring trial can be performed to trial ship equipment under the condition that the ship host can run at the high power, trial of loading of most of power, ship strength, electric and pipeline systems, an operation system and the like can be safely performed on the pier, the safety is greatly enhanced, the time is saved, and the trial expenditure is saved.
Description
Technical field
The present invention relates to a kind of ship test device, particularly a kind of device for ship mooring testing.
Technical background
After the basic installation of equipment of Vessel, need to carry out ship mooring testing at berthing pier, but during ship mooring testing, if it is excessive that marine main engine power is opened, can cause very large tractive force to berthing pier, even harbour is damaged, therefore, some tests in the time of can only completing the operation of main frame lower-wattage during mooring trial, marine main engine cannot reach 100% rating horsepower, some power load like this, Hull Strength, electric and pipeline system, the test of control system etc. all cannot be carried out completely at berthing pier, this has increased experimentation cost and time undoubtedly.
Patent Office of the People's Republic of China's disclosed name on December 15th, 2010 is called a kind of patent application document of the method for improving shaft system centering process for ship building, publication number is CN101913409A, the method includes the bore hole of stern tube shaft flange and tween drive shaft stern flange, tween drive shaft forward flange and host output end flange, the adjustment of the tortuous and skew of stern tube shaft flange and tween drive shaft stern flange, tween drive shaft forward flange and host output end flange, the improvement such as the bolt connection work of host output end flange and tween drive shaft forward flange, tween drive shaft stern flange and stern tube shaft flange.The method is the change of technique by axle, reaches the work-hours that shortens ship undocking rear axle mechanism, alleviates the pressure of pier mooring test.Excessive to harbour pressure when but employing method exists ship mooring testing equally, during mooring trial, the problem that on ship, the performance of each equipment cannot be tested under main frame 100% power.
Summary of the invention
The problem that while the object of the invention is to for mooring trial, berthing pier pressure is large, marine main engine cannot high power operation be tested, provides a kind of device for ship mooring testing that can make boats and ships main frame high power operation when mooring trial.
The technical solution adopted for the present invention to solve the technical problems is: a kind of device for ship mooring testing, comprise that mooring is at the boats and ships of harbour, boats and ships afterbody is provided with the screw propeller being connected with marine main engine power, described boats and ships afterbody is also connected with and stops that screw propeller promotes the water-resisting mask of current, and water-resisting mask is positioned at the rear of screw propeller.During mooring trial, water-resisting mask is fixed on to the rear propeller of boats and ships afterbody, when marine main engine starts, the flow impact that screw propeller promotes is to water-resisting mask, water-resisting mask is produced to thrust backward, and water-resisting mask is connected with hull, the thrust acting on water-resisting mask is offset current to screw propeller thrust forward, it is in a basic balance that while making main frame operation, hull is subject to front and back application force, little to the tractive force of harbour.During mooring trial, main frame can reach 100% rating horsepower, and therefore, before offshore, marine equipment can be checked its safe reliability, and can not produce huge pulling force to berthing pier, destroys harbour.Most like this power loading, Hull Strength, test electric and pipeline system, control system etc. can be carried out at harbour safely, have greatly strengthened safety, have saved the time, have saved a large sum of spending.
As preferably, described water-resisting mask inside is provided with the water tank that carries that regulates water-resisting mask draft, carries a water tank and has flood valve and dewatering pump.Water-resisting mask will be connected to the afterbody of boats and ships and can stop the current that screw propeller promotes, certainly will have larger volume, the weight of water-resisting mask itself is large, if each test all will be transported on the bank, labour intensity is large, therefore also to test, make troubles, design is carried a water tank water-resisting mask can be floated on the water, and can be in water freely dragging, while testing, water-resisting mask is dragged to boats and ships afterbody, utilizes and carry water tank adjusting water-resisting mask draft, make water-resisting mask be connected to smoothly boats and ships afterbody.
As preferably, water-resisting mask bottom is also provided with for stable counterweight cabin.Water-resisting mask center of gravity is near bottom, stable while making water-resisting mask bubble through the water column and drag.
As preferably, water-resisting mask top is also provided with for guaranteeing the buoyancy compartment of the sealing of water-resisting mask buoyancy.Water-resisting mask still has enough buoyancy when year water tank is fully loaded, guarantees that water-resisting mask can not sink.
As preferably, described flood valve is positioned at and carries a water tank bottom, lower than the outside horizontal surface of water-resisting mask.When flood valve is opened, outside horizontal surface is higher than carrying water tank internal water plane, and water-resisting mask water inlet is sunk.
As preferably, described dewatering pump discharge port is positioned at the top of water-resisting mask, higher than the outside horizontal surface of water-resisting mask.Dewatering pump draining, water-resisting mask floating.
As preferably, described water-resisting mask adopts some cable wires and hull detachably fixing.Water-resisting mask drags to the rear propeller of hull afterbody, with cable wire and hull, fixedly tests.
As preferably, described water-resisting mask is overlooked as concave shape structure, outside double team tail surface and stern two sides on the quarter.Can try one's best and form greatly current bearing surface, guarantee that hull is stable, the tractive force of hull to harbour while reducing mooring trial.
As preferably, described in block water to cover in and between hull, be provided with elastomeric contact block and form flexible contact.Water-resisting mask is toward hull afterbody fixedly time, and contact block is as buffering, the temporary impact while both having cushioned the top hull of water-resisting mask, the scuffing that can avoid again hard contact to cause.
As preferably, between described water-resisting mask and stern tail surface, be also provided with the connecting arm of scalable adjusting, connecting arm one end is fixed on water-resisting mask, and the other end is provided with the flexible contact piece contacting with hull.Due to varying in size of different hull afterbodys, when water-resisting mask contact both sides piece and ship contacts side surfaces, the gap of water-resisting mask and stern tail surface is indefinite, therefore, adjustable connecting arm is set, when water-resisting mask contact both sides piece and ship contacts side surfaces, regulate connecting arm length, water-resisting mask and stern tail surface are located by connecting arm stretching.
During test, water-resisting mask water inlet is sunk, and drags to hull afterbody, with screw propeller over against, by the fixing cable wire pretension of use, water-resisting mask draining floating then, cable wire tightens up with water-resisting mask floating simultaneously, when water-resisting mask and afterbody hull are close to, stop draining, and cable wire is fixed, test.
When the present invention adopts the mooring trial of water-resisting mask balance, hull is stressed, tractive force to harbour while having reduced mooring trial, make ship mooring testing can the in the situation that of marine main engine energy high power operation, carry out the test of marine equipment, most power loading, Hull Strength, test electric and pipeline system, control system etc. can be carried out at harbour safely, greatly strengthened safety, save the time, saved test spending.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is the inner structure schematic diagram of water-resisting mask.
Fig. 3 is the birds-eye view at A-A place in Fig. 1.
In figure: 1. rudder for ship, 2. cable wire, 3. water-resisting mask, 4. screw propeller, 5. buoyancy compartment, 6. year water tank, 7. counterweight cabin, 8. dewatering pump, 9. flood valve, 10. boats and ships, 11. contact blocks, 12. connecting arms.
The specific embodiment
Below by specific embodiment, also the present invention is further described by reference to the accompanying drawings.
Embodiment: a kind of device for ship mooring testing, as shown in Figure 1, Figure 2, Figure 3 shows.Boats and ships 10 moorings are at harbour, the stern bottom of boats and ships 10 is provided with the screw propeller 4 being connected with marine main engine power, the screw propeller rear side of stern bottom is also provided with rudder for ship 1, water-resisting mask 3 adopts cable wire 2 to be fixedly connected on the bottom of boats and ships 10 sterns, cable wire 2 is respectively arranged with three groups in the both sides of water-resisting mask 3, lay respectively at water-resisting mask 3 both sides before, in, rear portion, reliable to guarantee stable connection. as shown in Figure 3, water-resisting mask 3 is overlooked as concave shape, with stern match profiles, between water-resisting mask 3 and stern two sides, be respectively equipped with two contact blocks 11, contact block 11 is rubber cushion blocks, play buffer action, between the tail surface of water-resisting mask 3 and stern, by telescopic connecting arm 12, be connected, connecting arm 12 one end are fixed on water-resisting mask, the flexible contact piece that the other end is made by rubber and stern face laminating stretching, connecting arm 12 is hinged and is formed adjustable and retractable structure by two joint swing arm ends, the outer end of two joint swing arms is also hinged with water-resisting mask 3 and flexible contact piece respectively, the whole stern of water-resisting mask 3 double team, for the current that stop that screw propeller 4 promotes.
As shown in Figure 2, water-resisting mask 3 is once buoyancy compartment 5, year water tank 6 and counterweight cabin 7 to the inner structure of water-resisting mask 3 from top to bottom.Buoyancy compartment 5 is enclosed construction, makes water-resisting mask 3 possess enough buoyancy and can not sink; The bottom of carrying water tank 6 is provided with flood valve 9, carries a water tank 6 and is also provided with drainage pipeline, and drainage pipeline is provided with dewatering pump 8, and dewatering pump 8 water outlets carry out draining through buoyancy compartment 5 outer walls, and does encapsulation process penetrating buoyancy compartment 5 places; Counterweight cabin 7 has larger quality, makes water-resisting mask 3 centers of gravity on the lower side, avoids water-resisting mask to turn on one's side when dragging.
Water-resisting mask can bubble through the water column and pass through to carry the drainage control draft of water tank, and during test, water-resisting mask water inlet is sunk, drag to hull afterbody, with screw propeller over against, by the fixing cable wire pretension of use, water-resisting mask draining floating then, cable wire tightens up with water-resisting mask floating simultaneously, when water-resisting mask and hull two sides of tail, by contact block, be close to, stop draining, regulate connecting arm to make the contact block stretching stern face on connecting arm, and cable wire is fixed, test.
Claims (9)
1. the device for ship mooring testing, comprise that mooring is at the boats and ships of harbour, boats and ships afterbody is provided with the screw propeller being connected with marine main engine power, it is characterized in that: described boats and ships afterbody is also connected with and stops that screw propeller promotes the water-resisting mask of current, water-resisting mask is positioned at the rear of screw propeller, described water-resisting mask is overlooked as concave shape structure, outside double team tail surface and stern two sides on the quarter.
2. the device for ship mooring testing according to claim 1, is characterized in that: described water-resisting mask inside is provided with the water tank that carries that regulates water-resisting mask draft, carries water tank and has flood valve and dewatering pump.
3. the device for ship mooring testing according to claim 1 and 2, is characterized in that: water-resisting mask bottom is also provided with for stable counterweight cabin.
4. the device for ship mooring testing according to claim 1 and 2, is characterized in that: water-resisting mask top is also provided with for guaranteeing the buoyancy compartment of the sealing of water-resisting mask buoyancy.
5. the device for ship mooring testing according to claim 2, is characterized in that: described flood valve is positioned at and carries water tank bottom, lower than the outside horizontal surface of water-resisting mask.
6. according to the device for ship mooring testing described in claim 2 or 5, it is characterized in that: described dewatering pump discharge port is positioned at water-resisting mask top, higher than the outside horizontal surface of water-resisting mask.
7. according to the device for ship mooring testing described in claim 1 or 2 or 5, it is characterized in that: described water-resisting mask adopts some cable wires and hull detachably fixing.
8. according to the device for ship mooring testing described in claim 1 or 2 or 5, it is characterized in that: described in block water to cover in and between hull, be provided with elastomeric contact block and form flexible contact.
9. according to the device for ship mooring testing described in claim 1 or 2 or 5, it is characterized in that: the connecting arm that is also provided with scalable adjusting between described water-resisting mask and stern tail surface, connecting arm one end is fixed on water-resisting mask, and the other end is provided with the flexible contact piece contacting with hull.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110245904.7A CN102390483B (en) | 2011-08-25 | 2011-08-25 | Device for ship mooring trial |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110245904.7A CN102390483B (en) | 2011-08-25 | 2011-08-25 | Device for ship mooring trial |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102390483A CN102390483A (en) | 2012-03-28 |
| CN102390483B true CN102390483B (en) | 2014-03-26 |
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ID=45857909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110245904.7A Expired - Fee Related CN102390483B (en) | 2011-08-25 | 2011-08-25 | Device for ship mooring trial |
Country Status (1)
| Country | Link |
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| CN (1) | CN102390483B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110789687B (en) * | 2019-12-17 | 2021-05-25 | 江苏新大陆船舶设备有限公司 | Mooring test device for ship |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU622715A1 (en) * | 1976-04-02 | 1978-09-05 | Предприятие П/Я Г-4780 | Device for diminishing basin bottom washout at marine engine mooring trial |
| DD140730A2 (en) * | 1978-06-19 | 1980-03-26 | Gerhard Hoffmann | DEVICE FOR CARRYING OUT MACHINE STANDARD SAMPLES IN SHIPS |
| US4736633A (en) * | 1986-03-25 | 1988-04-12 | Fmc Corporation | Multipurpose lifting and pulling vehicle |
| SU1654127A1 (en) * | 1988-06-21 | 1991-06-07 | А.Б.Козлович и Б.А.Грошев | Disconnector of loading device for bollard test of main marine powe plants with propellers |
| CN101913409A (en) * | 2010-08-06 | 2010-12-15 | 上海江南长兴造船有限责任公司 | Method for improving shaft system centering process for ship building |
| CN202213691U (en) * | 2011-08-25 | 2012-05-09 | 浙江省海洋开发研究院 | Ship mooring testing device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100335214B1 (en) * | 1999-12-21 | 2002-05-04 | 김형벽ㅂ | Life boat/rescue boat launching test procedure at quay side |
-
2011
- 2011-08-25 CN CN201110245904.7A patent/CN102390483B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU622715A1 (en) * | 1976-04-02 | 1978-09-05 | Предприятие П/Я Г-4780 | Device for diminishing basin bottom washout at marine engine mooring trial |
| DD140730A2 (en) * | 1978-06-19 | 1980-03-26 | Gerhard Hoffmann | DEVICE FOR CARRYING OUT MACHINE STANDARD SAMPLES IN SHIPS |
| US4736633A (en) * | 1986-03-25 | 1988-04-12 | Fmc Corporation | Multipurpose lifting and pulling vehicle |
| SU1654127A1 (en) * | 1988-06-21 | 1991-06-07 | А.Б.Козлович и Б.А.Грошев | Disconnector of loading device for bollard test of main marine powe plants with propellers |
| CN101913409A (en) * | 2010-08-06 | 2010-12-15 | 上海江南长兴造船有限责任公司 | Method for improving shaft system centering process for ship building |
| CN202213691U (en) * | 2011-08-25 | 2012-05-09 | 浙江省海洋开发研究院 | Ship mooring testing device |
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| CN102390483A (en) | 2012-03-28 |
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