CN103523165A - Low-water-resistance ship with speed-increasing cabin water inlet provided with variable-height sealing body - Google Patents
Low-water-resistance ship with speed-increasing cabin water inlet provided with variable-height sealing body Download PDFInfo
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- CN103523165A CN103523165A CN201310512767.8A CN201310512767A CN103523165A CN 103523165 A CN103523165 A CN 103523165A CN 201310512767 A CN201310512767 A CN 201310512767A CN 103523165 A CN103523165 A CN 103523165A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Y02T70/10—Measures concerning design or construction of watercraft hulls
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Abstract
The invention discloses a low-water-resistance ship with a speed-increasing cabin water inlet provided with a variable-height sealing body. The low-water-resistance ship comprises a ship body and a speed-increasing cabin located below the ship bottom. A horizontal air blocking section, a contraction section, a water inlet section, an arching section and a water outlet section are arranged at the ship bottom sequentially from front to back and are connected one by one in an end-to-end mode. An opening in the rear end of the speed-increasing cabin is a water outlet, and the water outlet is located in the tail of the ship body. An opening in the front end of the speed-increasing cabin is the water inlet. The upper end of the water inlet of the wall of the speed-increasing cabin is located in the middle of the horizontal air blocking section. The ship bottom faces at the horizontal air blocking section, the water inlet section and the water outlet section are parallel. The arching section arches upwards and is internally provided with two impellers which are located at the same horizontal position and are arranged side by side. The two impellers are respectively in transmission connection with a motor. The width of the speed-increasing cabin decreases sequentially from front to back, water is supplied to the impellers more fully, the water flow speed is higher, and the front absorbing and back pushing effects are more obvious. As the arching section provided with the impellers is arranged, the working areas of the impellers are much larger than the area of the section of a lower cavity of the water outlet section, and the low-water-resistance ship has a higher running speed.
Description
The application is for dividing an application, and the original bill patent No. is: 201110118724.2, and the applying date: on April 29th, 2011, denomination of invention is: a kind of ship of low water drag.
Technical field
The present invention relates to a kind of ship of low water drag, described ship comprises large, medium and small type steamer, Submarine, naval vessels and aircraft carrier.
Background technology
Present ship's speed degree is all very slow, is adopting high-power slow speed of revolution theory always.The problem of thereupon bringing is, improves merely propeller speed, and ship's speed can not improve.Cause the reason of this phenomenon to have two, the one, the resistance of water is larger, and the darker resistance of drinking water is larger; The 2nd, air inlet, because ship is to travel between water and air, the natural flow velocity of water has certain limit in certain degree of depth, and when the rotating speed of screw propeller surpasses certain limit, screw propeller supplies with regard to anhydrous, appearance is cut off the water supply, at this moment air just supplements, and is so-called air inlet, and the water of air inlet is white, white be bubble, and it is colourless not having alveolate water.The higher air inlet of rotating speed is more, and the ratio that in aqueous vapor, water accounts for is just lower, and the thrust of generation is just less, then just occur that propeller speed is very high, but ship's speed does not have the phenomenon further improving.As long as seal entering of air, this phenomenon will disappear.
Publication number is that the Chinese invention patent of " CN101012005 " discloses " a kind of ship with acceleration device ".It is by velocity hooster is installed in hull bottom, and utilizes impeller to strengthen to participate in flow and the flow velocity of the water that promotion hull advances, and has realized the raising of ship's speed.In order to reduce area of contact and the resistance of ship and water, its hull bottom shape be take horizontal surface and is stuck up before benchmark, in foot, front end hull bottom face leaves the water surface, ship is when advancing at utmost speed, air-flow side space from this front end hull bottom face is drawn in velocity hooster with water, is easy to occur above-mentioned air inlet problem, affects the further raising of ship's speed.On the other hand, the water outlet caliber size of the water inlet aperture of its velocity hooster front end and rear end is approximate, and when described impeller high speed draining, output is limited, finally has influence on drainage speed, and speedup effect is not ideal enough.
Summary of the invention
The present invention aims to provide a kind of speedup cabin water inlet with the ship of the low water drag of alterable height sealing member, to overcome the above-mentioned undesirable defect of ship speedup effect with acceleration device, technical matters to be solved is, first, guarantee not stay all the time airflow space to avoid air inlet in the certain distance of speedup pipeline water inlet the place ahead; The second, increase considerably impeller the place ahead flooding quantity further to improve the power of front-suction and back-push.
It is as follows that the present invention solves the problems of the technologies described above adopted technical scheme:
Speedup cabin water inlet is with the ship of the low water drag of alterable height sealing member, comprise the hull with engine, also comprise by hull bottom and be positioned at the speedup cabin that the speedup bulkhead of hull bottom below surrounds, it is characterized in that: described hull bottom is followed successively by from front to back one by one end to end horizontal choke section, contraction section, enters water section, the section of arching upward and water exit end; The front end of horizontal choke section is positioned at fore position; The open rearward end in speedup cabin is water outlet, and this water outlet is positioned at the afterbody of hull; The front opening in speedup cabin is water inlet, and the upper end of the water inlet of speedup bulkhead is positioned at horizontal choke section middle part; Described horizontal choke section, contraction section, the hull bottom face that enters water section and water exit end are plane; Wherein horizontal choke section, enter water section and water exit end hull bottom face parallel to each other; The described section of arching upward upwards arches upward, two impellers that are provided with in same level position in the section of arching upward and are arranged side by side; These two impellers are connected with electric motor drive respectively, direct motor drive vane rotary.
Take the bilge as benchmark, and the height of horizontal choke section is h1, and the height that enters water section is h2, and the height of the section of arching upward is h3, and the height of water exit end is h4, h1 > h3 > h2 > h4.
Its optimal proportion is: h1:h3:h2:h4=8:4:3:2.
Angle between described horizontal choke section hull bottom face and contraction section hull bottom face is obtuse angle alpha, α=135 °.
The water inlet end face in speedup cabin is parallel with contraction section hull bottom face; On the limit, the left and right sides of described contraction section hull bottom face, be installed with respectively rear rail, described rear rail is consistent with its side trend; In the front end left and right sides of horizontal choke section, be separately installed with the former rail paralleling with its dead aft guide rail; Also comprise rectangle envelope gas floating plate, four sides of described envelope gas floating plate are fixedly connected with respectively flexible gas block panel, the top margin of described flexible gas block panel is fixedly mounted on the hull bottom face of horizontal choke section, and the dual-side of described flexible gas block panel is separately fixed on the slide block in described guide rail.
On the hull bottom of horizontal choke section, telescopic oil cylinder is installed, the lower end of this telescopic oil cylinder is connected with envelope gas floating plate.
Good effect of the present invention is:
Speedup cabin attenuates from front to back successively, impeller is supplied water more abundant, and water flow velocity is faster, and front-suction and back-push effect is more obvious.And owing to being provided with the section of arching that impeller is installed, impeller working area is much larger than the sectional area of water exit end below cavity.Therefore, gear of the present invention has higher moving velocity.
In addition, be provided with the alterable height that the hull bottom face by four flexible gas block panels, envelope gas floating plate and horizontal choke section surrounds
Sealing member, sealing body changes with the floating line of ship and automatic lifting has been guaranteed in the certain distance of water inlet the place ahead, speedup cabin not stay all the time airflow space, has effectively avoided air inlet phenomenon.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples, further illustrate the present invention.
As shown in Figure 1, the present embodiment comprises the hull 1 with engine 11, also comprises the speedup cabin being surrounded by hull bottom and the speedup bulkhead 10 that is positioned at hull bottom below.Described speedup cabin is rear and front end opening only.The bilge in speedup cabin is in same level height.
Described hull bottom is followed successively by from front to back one by one end to end horizontal choke section 3, contraction section 5, enters water section 6, the section of arching upward 7 and water exit end 8, and described each section has identical width, and this width is not less than hull bottom width.Horizontal choke section 3, contraction section 5, the hull bottom face that enters water section 6 and water exit end 8 are plane.The front end of horizontal choke section 3 is positioned at fore position.Wherein horizontal choke section 3, enter water section 6 and water exit end 8 hull bottom face parallel to each other.Take the bilge as benchmark, and the height of horizontal choke section 3 is h1, and the height that enters water section 6 is h2, and the height of the section of arching upward 7 is h3, and the height of water exit end 8 is h4, h1 > h3 > h2 > h4.H1:h3:h2:h4=8:4:3:2 preferably.
The open rearward end in speedup cabin is water outlet 9, and this water outlet 9 is positioned at the afterbody of hull 1.The front opening in speedup cabin is water inlet 13, and the upper end of the water inlet 13 of speedup bulkhead is positioned at horizontal choke section 3 middle parts.Angle between described horizontal choke section hull bottom face and contraction section hull bottom face is obtuse angle alpha, α=135 °.The water inlet end face in speedup cabin is parallel with contraction section hull bottom face.
The described section of arching upward 7 upwards arches upward, two impellers 12 that are provided with in same level position in the section of arching upward 7 and are arranged side by side.These two impellers 12 are in transmission connection with electrical motor 11 respectively, electrical motor 11 drives impeller 12 rotations.
Ship in the process of moving, water enters from the larger water inlet 13 of opening, cavity through contraction section 5 belows, enter again the cavity into water section 6 belows, because water cavity becomes short successively, above process water flow velocity strengthens gradually, and the water of discharging backward through impeller 12 enters into shorter cavity, and the flow velocity of water increases again.
On the limit, the left and right sides of described contraction section hull bottom face, be installed with respectively a rear rail 4, described rear rail 4 is consistent with its side trend.In the front end left and right sides of horizontal choke section 3, be separately installed with the former rail 15 paralleling with its dead aft guide rail.
Also comprise rectangle envelope gas floating plate 14, four sides of described envelope gas floating plate 14 are fixedly connected with respectively a flexible gas block panel 16, the top margin of this flexibility gas block panel 16 is fixedly mounted on the hull bottom face of horizontal choke section 3, and the dual-side of this flexibility gas block panel 16 is separately fixed on the slide block in described guide rail.The hull bottom face of four flexible gas block panels 16, envelope gas floating plate 14 and horizontal choke sections 3 surrounds the seal cavity of alterable height.
When ship load, floating line, when higher position, relies on the buoyancy of water to envelope gas floating plate 14, flexible gas block panel 16 to
Upper contraction, envelope gas floating plate 14 leans against hull bottom face.Unloaded when ship, when floating line is lower, envelope gas floating plate 14 relies on deadweight to fall and is attached at the water surface, and flexible gas block panel 16 stretches downwards thereupon, and plays the effect that stops air inlet.
One telescopic oil cylinder 2 can also be installed on the hull bottom of horizontal choke section 3, and the lower end of this telescopic oil cylinder 2 is connected with envelope gas floating plate 14.According to the height of the drinking water situation active adjustment envelope gas floating plate 14 of ship.
Claims (1)
1. speedup cabin water inlet is with the ship of the low water drag of alterable height sealing member, comprise the hull (1) with engine (11), also comprise by hull bottom and be positioned at the speedup cabin that the speedup bulkhead (10) of hull bottom below surrounds, it is characterized in that: described hull bottom is followed successively by from front to back one by one end to end horizontal choke section (3), contraction section (5), enters water section (6), the section of arching upward (7) and water exit end (8); The front end of horizontal choke section (3) is positioned at fore position; The open rearward end in speedup cabin is water outlet (9), and this water outlet (9) is positioned at the afterbody of hull (1); The front opening in speedup cabin is water inlet (13), and the upper end of the water inlet of speedup bulkhead (13) is positioned at horizontal choke section (3) middle part; Described horizontal choke section (3), contraction section (5), the hull bottom face that enters water section (6) and water exit end (8) are plane; Wherein horizontal choke section (3), enter water section (6) and water exit end (8) hull bottom face parallel to each other; The described section of arching upward (7) upwards arches upward, two impellers (12) that are provided with in same level position in the section of arching upward (7) and are arranged side by side; These two impellers (12) are in transmission connection with electrical motor (11) respectively, electrical motor (11) drives impeller (12) rotation; The water inlet end face in speedup cabin is parallel with contraction section hull bottom face; On the limit, the left and right sides of described contraction section hull bottom face, be installed with respectively rear rail (4), described rear rail (4) is consistent with its side trend; In the front end left and right sides of horizontal choke section (3), be separately installed with the former rail (15) paralleling with its dead aft guide rail; Also comprise rectangle envelope gas floating plate (14), four sides of described envelope gas floating plate (14) are fixedly connected with respectively flexible gas block panel (16), the top margin of described flexible gas block panel (16) is fixedly mounted on the hull bottom face of horizontal choke section (3), and the dual-side of described flexible gas block panel (16) is separately fixed on the slide block in described guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310512767.8A CN103523165B (en) | 2011-04-29 | 2011-04-29 | Speedup cabin water inlet is with the ship of the low water drag of alterable height seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310512767.8A CN103523165B (en) | 2011-04-29 | 2011-04-29 | Speedup cabin water inlet is with the ship of the low water drag of alterable height seal |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110118724.2A Division CN102267539B (en) | 2011-04-29 | 2011-04-29 | Ship with low water resistance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103523165A true CN103523165A (en) | 2014-01-22 |
| CN103523165B CN103523165B (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310512767.8A Expired - Fee Related CN103523165B (en) | 2011-04-29 | 2011-04-29 | Speedup cabin water inlet is with the ship of the low water drag of alterable height seal |
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| CN (1) | CN103523165B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85100729A (en) * | 1985-04-01 | 1986-03-10 | 陈谦 | Duct formula hull |
| JPH08310489A (en) * | 1995-05-18 | 1996-11-26 | Yukio Ota | Propulsion unit of bidirectional sailing ship |
| CN1250732A (en) * | 1998-10-09 | 2000-04-19 | 邓建军 | Water spray type propeller for ship |
| CN2608418Y (en) * | 2003-01-24 | 2004-03-31 | 额尔登达来 | Propeller for ship and submarine |
| CN101012005A (en) * | 2007-01-19 | 2007-08-08 | 修忠元 | Ship with accelerator |
-
2011
- 2011-04-29 CN CN201310512767.8A patent/CN103523165B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85100729A (en) * | 1985-04-01 | 1986-03-10 | 陈谦 | Duct formula hull |
| JPH08310489A (en) * | 1995-05-18 | 1996-11-26 | Yukio Ota | Propulsion unit of bidirectional sailing ship |
| CN1250732A (en) * | 1998-10-09 | 2000-04-19 | 邓建军 | Water spray type propeller for ship |
| CN2608418Y (en) * | 2003-01-24 | 2004-03-31 | 额尔登达来 | Propeller for ship and submarine |
| CN101012005A (en) * | 2007-01-19 | 2007-08-08 | 修忠元 | Ship with accelerator |
Non-Patent Citations (1)
| Title |
|---|
| 张大有: "关于Air cavity craft的研究及关键技术分析", 《武汉造船》, no. 5, 25 October 1997 (1997-10-25), pages 21 - 25 * |
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| CN103523165B (en) | 2016-06-29 |
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Inventor after: Xu Caizhong Inventor before: Che Peicai |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20160516 Address after: 264200 Shandong city of Weihai province by the district Gushan Town Applicant after: Weihai Sanjin Shipbuilding Industries Co., Ltd. Address before: Zhifu District of Shandong city of Yantai Province Yu 264000 West Road, room 211 No. 17-6 Applicant before: Che Peicai |
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Granted publication date: 20160629 Termination date: 20210429 |