CN209051552U - It is a kind of can drag reduction speed-raising nimble type Z-drive tug - Google Patents

Abstract

The utility model discloses it is a kind of can drag reduction speed-raising nimble type Z-drive tug, including hull, the driver's cabin of deck house on hull and ceiling portion on deck is set, the hull is equipped with towing gear, the ship stern that the hull includes stem and tilts and be vacantly arranged backward, profile is designed to the S-shaped profile of forward tilt on front side of the stem, full circle swinging propeller is housed below the ship stern, in the hull bottom indulge position setting from ship midship to ship stern it is longitudinally connected divide water midship, the hull is equipped with bow raised deck and main deck, the bow raised deck is 750-1400mm higher than main deck, the midship of bow raised deck and main deck junction is arranged in the deck house, and its underpart is embedded into bow raised deck and main deck hull below.The S-shaped profile to be leaned forward by stem helps to break water flow advance, reduces water flow to the resistance of hull, to improve the ship's speed of identical power propulsion, has the function that drag reduction raises speed.

Description

It is a kind of can drag reduction speed-raising nimble type Z-drive tug

Technical field

The utility model designs technical field of ships more particularly to a kind of towboat.

Background technique

Towboat is a kind of for other ships of traction or the ship of floating body, belongs to working ship class, and Z-drive tug refers in original The towboat that ground can be rotated freely with 360 degree turns to flexibly, and turning circle is small, and can spin in situ.

But water flow is larger to the resistance of hull in operation for existing Z-drive tug, ship's speed is difficult to be promoted, serious shadow The flexibility of operation is rung, towing tension cannot utilize adequately, in turn result in that oil consumption is higher, and operation costs increase；And it is existing complete Revolution towboat deck structure is single, is unable to fully promote the buoyancy of hull using buoyancy cabin, stem is heavier, navigation of cleaving The upper wave of Shi Rongyi, only adapts to single navigating area, and is difficult to adapt to the Various Complexes situations such as the depth of water is shallower, service conditions is poor；In addition, first The height of plate room is higher, so that whole center of gravity is higher, seriously affects hull under a variety of operating statuses such as routine, jerk, traction Navigation stability.Therefore, it is necessary to which existing towboat is improved and is optimized.

Utility model content

For overcome the deficiencies in the prior art, the utility model provide it is a kind of can the nimble type full circle swinging of drag reduction speed-raising drag Ship improves the stability of its navigation to reduce the resistance of towboat traveling.

It is a kind of can drag reduction speed-raising nimble type Z-drive tug, including hull, the deck house being arranged on hull and be placed in The driver's cabin of deckhouse top, the hull are equipped with towing gear, and the hull includes stem and tilts and vacantly set backward The ship stern set, stem front side profile are designed to the S-shaped profile of forward tilt, and the ship stern lower section is equipped with full circle swinging propeller, Indulged in the hull bottom position setting from ship midship to ship stern it is longitudinally connected divide water midship, the hull is equipped with bow raised deck And main deck, the bow raised deck is 750-1400mm higher than main deck, and the deck house is arranged in bow raised deck and main first The midship of plate junction, and its underpart is embedded into bow raised deck and main deck hull below.

Further, the driver's cabin is set as the multilateral shape of multi-panel light transmission, and width is set as the 1/ of hull overall length 5。

Further, the hull bottom is set as horizontal V-shape dog-ear line style, two sides and two side of a ship bending angle transition of hull, Front side connects with the S type profile that stem raises up, and rear side connects with outstanding in ship stern reflex action.

Further, connection ladder access, and the hull top edge are provided between the bow raised deck and main deck Bow raised deck and the bulwark outside main deck are set to equipped with enclosing.

Further, it is equipped with scale on the midship two sides and stem and ship stern, and the scale on stem is along it The S-shaped profile to lean forward is obliquely installed.

The beneficial effects of the utility model are: the S-shaped profile to be leaned forward by stem, making its opposite water surface is in the state that raises up, Help to press work before the region that one's water breaks is advanced, and contacted on front side of stem with the water surface generates one to the water surface, reduces water flow To the resistance of hull, to improve the ship's speed under identical power pushes, has the function that drag reduction raises speed, improve the nimble of manipulation Property, it utilizes its towing tension more fully, and then reduce oil consumption, saves operating cost；And pass through the raising of bow raised deck Structure expands the buoyancy cabin spaces below bow raised deck greatly, significantly increases the buoyancy of hull, also make Just go out the slim and graceful effect of stem as a kind of " hummingbird ", make to advance in stem in the state that raises up, thus reduce cleave it is upper when navigating by water Wave-like condition can preferably adapt to the Various Complexes situations such as the depth of water is shallower, service conditions is poor；In addition, passing through half hidden first Plate cell structure is effectively controlled the height of deck house, reduces whole center of gravity, improves the stability of hull, in conjunction with bow liter High deck increases the significant increase in bring buoyancy reserve space, and being obviously improved towboat is including that routine, jerk, traction etc. are more Navigation stability under kind operating status.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the front side viewing angle constructions schematic diagram of the utility model.

Specific embodiment

The technical solution of the utility model is described further with reference to the accompanying drawing:

Referring to figs. 1 to 2, the utility model it is a kind of can drag reduction speed-raising nimble type Z-drive tug, including hull 10, set The driver's cabin 30 at 20 top of deck house 20 and room on deck on hull 10 is set, the hull 10 is equipped with towing gear, The hull 10 includes the stem 11 of front side and tilts the ship stern 12 for connecting and being vacantly arranged backward, is indulged in 10 bottom of hull Position setting from ship midship to ship stern 12 it is longitudinally connected divide water midship 13, the 11 front side profile of stem is designed to the S-shaped of forward tilt Profile is equipped with full circle swinging propeller 40 below the ship stern 12, and the curved smooth transition in 10 bottom of hull is arrived in its downside, complete to return Power of the rotating propeller 40 as hull 10, promotion hull 10 carries out multidirectional movement, accommodation is spinned or kept in original place, so as to Other ships are drawn by the towing gear on hull 10 to advance, the S-shaped profile to lean forward on front side of stem 11, make it be in respect to water surface Raise up state, helps to break water flow advance, promotes the effect that front end is flown upward, and the region contacted in 11 front side of stem with the water surface One is generated to work is pressed before the water surface, reduces water flow to the resistance of hull 10, so that the ship's speed under identical power pushes is improved, Have the function that drag reduction raises speed, utilize its towing tension more fully, and then reduce oil consumption, saves operating cost；And ship stern 12 tilting hanging structure backward, is easily installed full circle swinging propeller 40, it is ensured that it absorbs water demand, and can effectively reduce hull 10 itself lateral resistances, improve revolution efficiency, keep its operation more nimble, while being also more suitable for shallow water and seabed feelings The port service of condition complexity conveniently adapts to the several work navigating area such as inland river, harbour, sea area, makes the thrust of full circle swinging propeller 40 Best fit is formed with hull 10, to reduce towing tension loss, more efficiently plays its towing tension.In addition, 10 two sides of hull It is set as shaped form fairing transition, to make it both have laterally pressure waterpower, also improves longitudinal water efficiency of making a return journey.

In the present embodiment, the hull 10 is equipped with bow raised deck and main deck, wherein bow raised deck and main first Plate occupies the 1/3 and 2/3 of 10 upper length of hull respectively, and the bow raised deck is 750-1400mm higher than main deck, specifically It can be in embodiment 1000mm by the height difference setting of the two, i.e., 1 meter, such bow raised deck elevated structure not only makes It obtains the buoyancy cabin spaces below bow raised deck greatly to expand, significantly increases the buoyancy of hull 10, also bring up one kind The slim and graceful effect of stem 11 as " hummingbird ", making stem 11 in traveling is in the state that raises up, to reduce the upper wave-like cleaved when navigating by water Condition, and the companion for forming appropriate height drags platform.And in order to easily pass through between bow raised deck and main deck, the deck It is provided with connection ladder access between the bow raised deck and main deck of 20 two sides of room, to pass through, and 10 top edge of the hull Equipped with the bulwark 16 being set to outside bow raised deck and main deck is enclosed, to improve the movable safety on bow raised deck and main deck Property, while blocking water wave can also be imitated, reduce the water wave entered on bow raised deck and main deck.Specifically, the towing gear Including the winch 14 being fixed in the middle part of bow raised deck and the towing hook 15 being fixed on main deck, winch 14 can be used for discharging ship anchor And hawser, so as to cast anchor carry out towboat pool is fixed or folding and unfolding towing cable, and towing hook 15 can traction ship or water floating body.

In addition, 10 middle part of hull of bow raised deck and main deck junction, and its underpart is arranged in the deck house 20 It is embedded into bow raised deck and main deck hull 10 below, hides deck house 20 in hull 10 in half hidden, have The height for controlling deck house 20 of effect, eliminates the excessively high bring hidden danger of deck house, reduces whole center of gravity, improve hull 10 stability increases the significant increase in bring buoyancy reserve space in conjunction with bow raised deck, has been obviously improved towboat and has wrapped Include the navigation stability under a variety of operating statuses such as routine, jerk, traction.It specifically, in the present embodiment can be by hull 10 Overall length is set as 30 meters, and type is wide to be set as 12 meters, and moldeed depth is set as 5.5 meters, and designed draft is designed as 3.6 meters, deck house 20 Distance setting of the antetheca away from 11 front pillar position of stem exists in 8000mm (i.e. 8 meters), the distance setting of 12 tail end of back wall distance ship stern 10000mm (i.e. 10 meters), to ensure bow raised deck, there are enough anchor controls region, main decks to have enough loadings or work Region, while the inhabitation for also meeting crewman is mating；Meanwhile away from 10 topside of hull, there are width to be for the two sidewalls of deck house 20 The channel of 1300mm, to guarantee the width and roll angle of 20 liang of wing passages of deck house.After deck house 20 is arranged, the chimney of towboat 24 stretch out from deck house upper back, and inclined upward is arranged backwards, to discharge fume rearwardly and upwardly, so that smoke evacuation be avoided to influence Activity on main deck, while it being fitted with blower, to reach optimal suction exhaust effect.

Further, the driver's cabin 30 is set as the multilateral shape of multi-panel light transmission, and width is set as 10 overall length of hull 1/5, keep it more exquisite small and exquisite, more coordinate with overall, while reducing wind area, in conjunction with the deck house 20 of sunk type It lowers the center of gravity, effectively reduces windage, in order to further promote ship's speed, make to manipulate more nimble, the driving of multi-panel light transmission 30 field range of room is broader, can ensure its visual field under the situations such as navigation, traction and pushing tow, sufficiently to observe in real time Around by touching situation, avoid mutually touching between two ships caused by rolling occurring when dragging service for large ship progress companion It hits, enables traction, pushing tow service safer, effectively raise operational security.

Further, 10 bottom of hull is set as horizontal V-shape dog-ear line style, two sides and 10 liang of side of a ship dog-ear mistakes of hull It crosses, front side connects with the S type profile that stem 11 raises up, and rear side connects with outstanding in 12 reflex action of ship stern.Through this structure, make to drag Gear can effectively improve its lateral stability, and then the stability of the navigation ensured and behaviour for excellent lateral tilting moment Vertical performance.Specifically, the V-type dog-ear angle of 10 bottom of hull is set as 166 °, and toward 10 liang of sides of a ship of hull rise the place 500mm and Two side of a ship bending angle transitions, to ensure the flowing water and speed of a ship or plane demand of 10 bottom of hull.

Further, it is equipped with scale 18 on 10 on both sides of the middle of hull and stem 11 and ship stern 12, and on stem 11 Scale 18 be obliquely installed along the S-shaped profile of its forward tilt, in order to observe the drinking water situation of towboat.

Further, the bow raised deck and corresponding 10 outside of hull, one circle of main deck are equipped with Anti-collision fender 17, with Just by touching buffering, prevent hull 10 impaired.

Further, it is equipped with inclined ladder 21 between 20 top of deck house and bow raised deck, edge is equipped with and is trapped among driving The railing 22 in 30 outside of room, the railing 22, there are mouth is climbed, are increased at inclined ladder 21 by the slave bow that inclined ladder 21 can be convenient 20 top of deck house is climbed up by climbing mouth in deck, and to enter driver's cabin 30, railing 22 improves the security performance of towboat.This Outside, it is equipped with mast 31 at the top of the driver's cabin 30, radar 32, loudspeaker 33 are housed on the mast 31, it can be with carry flag, boat The facilities such as portable lighter, in order to transmit signal and communication.

Further, the deck house 20 is equipped with hatch door 23, and the lower edge of the hatch door 23 is higher than main deck, and its it is inboard with Stair are equipped between 20 bottom of deck house, it, can be to avoid falling on main first by setting higher than main deck for the lower edge of hatch door 23 Water on plate enters deck house 20, to keep safety of ship recessive.

The above, the only better embodiment of the utility model, but the utility model is not limited to above-described embodiment, As long as its technical effect for reaching the utility model with any same or similar means, should all fall into the protection model of the utility model Within enclosing.

Claims (5)

1. one kind can drag reduction speed-raising nimble type Z-drive tug, including hull (10), deck house on hull (10) is set (20) driver's cabin (30) and at the top of room on deck (20), the hull (10) are equipped with towing gear, it is characterised in that: institute The ship stern (12) that hull (10) includes stem (11) and tilts and be vacantly arranged backward is stated, profile design on front side of the stem (11) At the S-shaped profile of forward tilt, full circle swinging propeller (40) are housed below the ship stern (12), position is indulged in hull (10) bottom It installs and divides water midship (13) from ship midship to ship stern (12) is longitudinally connected, the hull (10) is equipped with bow raised deck and main first Plate, the bow raised deck is 750-1400mm higher than main deck, and the deck house (20) is arranged in bow raised deck and main deck In the middle part of the hull (10) of junction, and its underpart is embedded into bow raised deck and main deck hull below (10).

2. one kind according to claim 1 can drag reduction speed-raising nimble type Z-drive tug, it is characterised in that: the driving Room (30) is set as the multilateral shape of multi-panel light transmission, and width is set as the 1/5 of hull (10) overall length.

3. one kind according to claim 1 or 2 can drag reduction speed-raising nimble type Z-drive tug, it is characterised in that: it is described Hull (10) bottom is set as horizontal V-shape dog-ear line style, two sides and (10) two side of a ship bending angle transition of hull, front side and stem (11) The S type profile to raise up connects, and rear side connects with outstanding in ship stern (12) reflex action.

4. one kind according to claim 1 can drag reduction speed-raising nimble type Z-drive tug, it is characterised in that: the bow liter Be provided with connection ladder access between high deck and main deck, and the hull (10) top edge be equipped with enclose set on bow raised deck with Bulwark (16) outside main deck.

5. one kind according to claim 1 can drag reduction speed-raising nimble type Z-drive tug, it is characterised in that: the hull (10) it is equipped with scale (18) on both sides of the middle and stem (11) and ship stern (12), and the scale (18) on stem (11) is before it The S-shaped profile to incline is obliquely installed.