200637771 九、發明說明： 【發明所屬之技術領域】 本發明係與船艇有關，特別是關於一種可有效提 體之可利用空間並具有施工容易之動力式船艇之推 置。 x 【先前技術】 首先請參閱第四圖所示，-般常見之動力式船艇之推 • 進裝置_，包含有一船身(81)、一引擎(82)、-螺旋槳(83) 以及航板(84)’ δ亥引擎(幻)用以驅轉—傳動軸(⑽並輸出 10至该螺旋槳(83) ’該艇板(84)則受-艇機(87)之控制而可用 以控制船身(81)的轉向；由第四圖中可清楚得知，該引擎0 通常設於船身⑻)内部之中央處，因此船身⑻)内部的空間 姉受酿制’而無法做為容室賴，如此—來將會減少 船身⑻)内部㈣的使用率，且由於該傳動軸(86)係以斜伸 15至該船身(81)下方之方式設置，因此若此種船艇於吃水較淺 • 之地方制時，該傳動鄉6)與該職卿3)就會有撞擊到 淺雜之虞’故此種船艇僅適合在吃水較深的地方使用；繼 續請參閱第五_示，係為另種喷射式之動力式船艇(90)， 其包含有-船身(91)、一引擎(92)以及一喷射推進裝置 2〇 (93)，其係於船底處設有-半圓形之凹槽，並以強化玻 維塑膠_>)材質成形—半圓形進水道(94)，並於該半圓形 進水道内裝4噴射推進裝置⑼），惟，該種船 擎㈤同樣是設於船身⑼)内部之中央處，因此仍無法增加 船身(91)之空間利用率，再者於船身㈣底部另外開設一半 200637771 圓形凹槽之設計’需複雜的加工作業，如此將使施工成本 大幅提高，另外由於此種船艇係採用喷射式推進裝置，盆 雖可適合在淺灘使用，惟，此種噴射推進裝置因進水量有 限之緣故，因此僅適合在高速加壓時使用，當欲使之在中 5低速使用時，其噴出效率相對下就會變差，而凡此種種 為習用動力式船艇所仍須改進之處。 • 【發明内容】 本發明之主要目的即在提供一種動力式船艇之推進裝 10置，其可保持船體之完整性，並藉以提高船體之可利用* 間。 工 本發明之另一目的乃在提供一種動力式船艇之推進裝 置，其組成方式簡單快速者。 ~ 15 為達成前揭目的，本發明之動力船艇，其包含有：一 # 船身，具有一船底以及一船尾；一驅動裝置，係設於該船 底及船尾交接處，具有一引擎以及一受該引擎驅轉之傳動 軸；一外罩殼體，設於該船尾外部，於該外罩殼體内緣形 成有一半圓形進水道；一導流翼，接設於該外罩殼體下方； 20 一推進器組，設於該外罩殼體末端並與該導流翼結合，該 推進裔組包含有一螺旋槳、一靜葉輪以及一般板，該螺旋 槳設於該推進器組前端並受該傳動軸驅動，該靜葉輪接續 設於該螺旋槳後方，而該舵板則設於該推進器組末端； 藉由外懸式之驅動裝置，而得使船體保持完整性，並 200637771 可有效提升船體之可利用空間，且組成方式簡單快速。 【實施方式】 茲配合圖式舉一較佳實施例對本發明之結構及功能作 5詳細說明，其中所用圖式先簡要說明如下： 第一圖係本發明第一較佳實施例之局部側視圖； 第二圖係本發明第一較佳實施例之後視圖；以及 • 第三圖係本發明第二較佳實施例之後視圖。 1〇 凊參閱第一及第二圖，本發明一較佳實施例所提供之 動力式船艇(10)之推進裝置，包含有： 一船身（11)，係以強化玻璃纖維塑膠(FRP)或是鋁合金 材料所製成之殼體，具有一船底(12)以及一船尾(14)，該船 身（11)於该船尾(14)處係開設有一通孔(16)，且於該通孔(16) 15中係設有一推力軸承(18)及一水密元件(19)。 • 一驅動裝置(21)，具有一引擎(22)以及一傳動軸(24)， 引擎(22)係設於船身（η)内部並位於該船底（12)及船尾（14) 父接處，用以提供推進動力，由於該引擎(22)係用以設於船 底（12)與船尾(14)交接角落處因此船身（11)内部的空間特別 20是中央位置的空間得騰出來，以創造出船身（11)更大的容置 工間’而该傳動軸(24)則自該引擎(22)向外側延伸至一組萬 向接頭(25)，且該傳動軸(24)露出船身（11)外部週緣設有一 外套(26)，換言之，藉上述之結構組成，僅需於船身（n)後 側設一通孔(16)，如此對於船身（η)的改變極小。 -6- 200637771 一外罩殼體(31)，於其内緣具有一半圓形進水道，且該 外罩叙體(31)前端係設有一同樣呈半圓形之鎖固板(34)，而 禮外罩殼體(31)則以該鎖固板(34)及若干螺栓(311)接設於 邊船尾（14)處，以使該外罩殼體(31)穩固設於該船尾（14) 5端，且於該鎖固板(34)與該半圓形進水道外部間設有二加強 肋骨(36)(但不限制數量多寡）。 一導流翼(32)，呈片狀體，其設於該外套(26)周緣處並 往外延伸，且該導流翼(32)相對設於該外罩殼體(3i)下方。 一推進器組(41)，係接設於該外罩殼體(31)末端並與該 10導流翼(32)結合，使該推進器組(41)得因與該外罩殼體(31) 之端緣及該導流翼（32)相互固接而提供更穩固之固定功 效；該推進器組(41)包含有一螺旋槳(42)、一靜葉輪(44)以 及一航板(46)，該螺旋槳(42)係設於推進器組(41)之前端， 並可受該傳動軸(24)驅動而帶動該螺旋槳(42)旋轉，藉以產 15生一推進動力，該靜葉輪(44)接續設於該螺旋槳(42)後方， 而該舵板(46)則設於該推進器組(41)末端。 此外，5亥船尾(14)末端之舱板(46)僅需利用一簡單的連 動機構(50)與駕駛座連結即能用以控制該舵板(46)之偏轉 動作。 20 與習用之動力式船艇之推進裝置相較，本發明具有以 下優點： 一、藉由外懸式之外罩殼體(31)與推進器組(41)，使本 發明之船體得保持完整’其僅需於船尾(14)處開設有一通孔 (16)即可，於施工上相當簡單而迅速，且本發明之引擎(22) 200637771 係可往該船底與船尾(14)交接處設置，因此更可有效提升船 體内部之可利用空間。 二、 藉由該外罩殼體(31)增設導流翼(32)之設計，其具 有使該推進器組(41)在安裝時，具有更多的固定接點，而使 5該推進器組(41)得穩固設置於該外罩殼體(31)末端，且該外 罩殼體(31)之導流翼(32)並可使水流中較大之雜物在被吸 至該外罩殼體(31)時，即會被該導流翼(32)阻擂，而使該螺 φ 旋槳(42)較不易受到外物的勾纏而導致損壞。 三、 由於該外罩殼體(31)與該推進器組(41)所呈之傾斜 10角度較習用船艇為小，因此得使得該螺旋槳(42)較呈直立狀 且吃水較淺，而使本發明之船艇可不受吃水深淺之限制， 且利用更開放之推進器組(41)所提供之推進方式，將可使本 發明不論在高、中、低速使用時，皆能獲得良佳之推進效 率。 15 〃四、與習用喷射式推進裝置相較下，本案之結構更為 • 簡單，而使得本案之成本與造價都相對低廉，更具產業之 利用價值性。 此外，本發明亦可依需要而改變所裝設外罩殽體與該 ，進器組之位置或是數量；請參閱第三圖所示，係本發明 2〇第二較佳實施例之動力式船艇之推進裝置(60)，其主要組成 構件與第一較佳實施例大致相㈤，特點在於船身⑹)之左右 側外部皆各設有—外罩殼體㈣與-推進器組(66)，藉此本 發明即可適用於需要較大推進力之雙推進器式船艇。 200637771 置，：本發明所提供—種動力式船艇之推進裝 —構間早’且可保縣體之完整性，以增加船身之 可利用工間，並可不受吃水深淺之限制，以及於低、中、 高速使用時都能維持良佳之推進效率，因此本發明已深具 5進步性及產業利用性，是以，本發明確已具備發明專利之 要件，為保障發明人之苦思，爰依法提出申請。200637771 IX. DESCRIPTION OF THE INVENTION: TECHNICAL FIELD OF THE INVENTION The present invention relates to boats, and more particularly to a propulsion of a power boat that can effectively extract the available space and has an easy construction. x [Prior Art] First, please refer to Figure 4, the common push-type device for power boats, including a hull (81), an engine (82), a propeller (83), and a navigation Plate (84) 'δH engine (phantom) is used to drive the drive shaft ((10) and output 10 to the propeller (83) 'The boat plate (84) is controlled by the boat (87) to control Steering of the hull (81); as can be clearly seen from the fourth figure, the engine 0 is usually located at the center of the interior of the hull (8), so the space inside the hull (8)) is brewed and cannot be used as容室赖, as such, will reduce the internal (4) usage of the hull (8)), and since the drive shaft (86) is placed obliquely 15 below the hull (81), such a ship When the boat is in a shallow water supply place, the transmission township 6) and the job clerk 3) will have a shallow impact. Therefore, this type of boat is only suitable for use in places with deep draught; continue to refer to </ RTI> shows another type of jet type power boat (90), which comprises a hull (91), an engine (92) and a jet propulsion device 2 〇 (93), which is attached to the bottom of the ship. With - a circular groove, formed of a reinforced glass plastic _> material—a semi-circular inlet (94), and a 4-jet propulsion device (9) in the semi-circular inlet, but the ship The engine (5) is also located in the center of the interior of the hull (9), so it is still unable to increase the space utilization of the hull (91). In addition, the design of the circular groove of 200637771 is opened at the bottom of the hull (4). The processing operation will greatly increase the construction cost. In addition, since the boat adopts the jet propulsion device, the basin can be used in the shoal. However, the jet propulsion device is only suitable for the sake of limited water intake. It is used when it is pressed at high speed. When it is used at the low speed of medium 5, its jetting efficiency will be relatively lower, and there is still room for improvement in this kind of conventional power boat. • SUMMARY OF THE INVENTION The main object of the present invention is to provide a propulsion device for a power boat that maintains the integrity of the hull and thereby improves the availability of the hull. Another object of the present invention is to provide a power boat propulsion device which is simple and quick in composition. ~ 15 For the purpose of achieving the foregoing, the power boat of the present invention comprises: a # hull having a bottom and a stern; a driving device disposed at the bottom of the ship and the stern, having an engine and a a drive shaft driven by the engine; a cover shell disposed outside the stern, a semicircular water inlet is formed at an inner edge of the outer casing; and a guide vane is disposed under the outer casing; a propeller assembly is disposed at the end of the outer casing and combined with the guide vane. The propulsion group includes a propeller, a static impeller, and a general plate. The propeller is disposed at a front end of the propeller group and is driven by the propeller shaft. The static impeller is arranged behind the propeller, and the rudder plate is disposed at the end of the propeller group; the outer hull driving device is used to maintain the integrity of the hull, and the 200637771 can effectively improve the hull Space is available and the composition is simple and fast. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The structure and function of the present invention will be described in detail with reference to a preferred embodiment, wherein the drawings are briefly described as follows: The first drawing is a partial side view of the first preferred embodiment of the present invention. The second drawing is a rear view of a first preferred embodiment of the present invention; and the third drawing is a rear view of a second preferred embodiment of the present invention. 1A and 2, a propulsion device for a power boat (10) according to a preferred embodiment of the present invention includes: a hull (11) made of reinforced glass fiber plastic (FRP) Or a casing made of an aluminum alloy material having a bottom (12) and a stern (14), the hull (11) having a through hole (16) at the stern (14), and The through hole (16) 15 is provided with a thrust bearing (18) and a watertight member (19). • A drive unit (21) having an engine (22) and a drive shaft (24), the engine (22) being disposed inside the hull (η) and located at the bottom of the ship (12) and the stern (14) For providing propulsion power, since the engine (22) is used to be placed at the corner of the ship's bottom (12) and the stern (14), the space inside the hull (11) is particularly 20, and the space at the center is freed. To create a larger hull of the hull (11)', the drive shaft (24) extends outwardly from the engine (22) to a set of universal joints (25), and the drive shaft (24) is exposed The outer circumference of the hull (11) is provided with a jacket (26). In other words, with the above-mentioned structure, only a through hole (16) is required on the rear side of the hull (n), so that the change to the hull (η) is extremely small. -6- 200637771 A housing shell (31) has a semi-circular water inlet at its inner edge, and a front semi-circular locking plate (34) is attached to the front end of the housing (31). The cover housing (31) is connected to the side stern (14) with the locking plate (34) and a plurality of bolts (311), so that the cover housing (31) is stably fixed at the stern (14) 5 end And two reinforcing ribs (36) are provided between the locking plate (34) and the outside of the semicircular water inlet (but not limited in number). A guide vane (32) is a sheet-like body disposed at a periphery of the outer casing (26) and extending outwardly, and the guide vane (32) is oppositely disposed under the outer casing (3i). a pusher set (41) is attached to the end of the cover housing (31) and combined with the 10 guide vane (32), so that the pusher set (41) is caused by the cover housing (31) The end edge and the guide vane (32) are fixed to each other to provide a more stable fixing effect; the propeller group (41) includes a propeller (42), a static impeller (44) and a navigation plate (46). The propeller (42) is disposed at a front end of the propeller group (41), and is driven by the propeller shaft (24) to drive the propeller (42) to rotate, thereby generating 15 propulsion power, the static impeller (44) The sill (46) is disposed at the end of the propeller unit (41). In addition, the deck (46) at the end of the 5th stern (14) can be used to control the deflection of the rudder (46) by simply connecting to the driver's seat using a simple linkage mechanism (50). 20 Compared with the propulsion device of the conventional power boat, the present invention has the following advantages: 1. The hull of the present invention is maintained by the outer suspension outer casing (31) and the propeller assembly (41). Completely, it only needs to have a through hole (16) at the stern (14), which is quite simple and rapid in construction, and the engine (22) 200637771 of the present invention can be connected to the bottom of the ship and the stern (14). The setting is therefore more effective in improving the available space inside the hull. 2. The design of the guide vane (32) is provided by the cover housing (31), which has the pusher set (41) having more fixed contacts when installed, and the pusher set is 5 (41) is stably disposed at the end of the outer casing (31), and the guide vanes (32) of the outer casing (31) can cause larger debris in the water flow to be sucked into the outer casing ( 31), it will be blocked by the guide vane (32), so that the screw φ propeller (42) is less susceptible to being entangled by foreign objects and cause damage. 3. Since the outer casing shell (31) and the propeller group (41) are inclined at an angle of 10, which is smaller than that of the conventional boat, the propeller (42) is made upright and the draught is shallow. The boat of the present invention is not limited by the depth of draught, and the propulsion mode provided by the more open propeller group (41) will enable the present invention to achieve good progress regardless of high, medium and low speed use. effectiveness. 15 〃 Fourth, compared with the conventional jet propulsion device, the structure of the case is more simple, and the cost and cost of the case are relatively low, and the value of the industry is more valuable. In addition, the present invention can also change the position or the number of the enclosures and the set of the adapters as needed; please refer to the third figure, which is the power type of the second preferred embodiment of the present invention. The boat propulsion device (60) has a main component member substantially in phase (5) with the first preferred embodiment, and is characterized in that the left and right sides of the hull (6) are each provided with a casing shell (four) and a propeller group (66). Therefore, the present invention can be applied to a double propeller type boat which requires a large propulsive force. 200637771,: The invention provides a propulsion type of a power boat - the structure of the ship is early and can guarantee the integrity of the county body, so as to increase the available space of the hull, and is not limited by the depth of the draft, and The invention can maintain good propulsion efficiency when used at low, medium and high speeds. Therefore, the present invention has profound progress and industrial applicability. Therefore, the present invention has already possessed the requirements of the invention patent, in order to protect the inventor's hard thinking. , 提出 apply in accordance with the law.
-9- 200637771 【圖式之簡單說明】 第一圖係本發明第一較佳實施例之局部側視圖； 第二圖係本發明第一較佳實施例之後視圖； 第三圖係本發明第二較佳實施例之後視圖；以及 第四圖係習用船艇之側視圖。 第五圖係另一習用船艇之示意圖。 【圖式符號說明】 10 動力式船艇(10) 船身（11) 船底（12) 船尾(14) 通孔（16) 推力軸承(18) 水密元件(19) 驅動裝置(21) 引擎(22) 傳動轴(24) 15 萬向接頭(25) 外套(26) 外罩殼體(31) 螺栓(311) 導流翼(32) 鎖固板(34) 加強肋骨(36) 推進器組(41) 螺旋槳(42) 靜葉輪(44) 20 舵板(46) 連動機構(50)-9- 200637771 BRIEF DESCRIPTION OF THE DRAWINGS The first drawing is a partial side view of a first preferred embodiment of the present invention; the second drawing is a rear view of the first preferred embodiment of the present invention; 2 is a rear view of the preferred embodiment; and a fourth view is a side view of a conventional boat. The fifth picture is a schematic diagram of another conventional boat. [Description of Symbols] 10 Powered Boat (10) Hull (11) Bottom (12) Stern (14) Through Hole (16) Thrust Bearing (18) Watertight Element (19) Drive (21) Engine (22 Drive shaft (24) 15 universal joint (25) outer casing (26) outer casing (31) bolt (311) guide vane (32) locking plate (34) reinforcing rib (36) thruster group (41) Propeller (42) Static impeller (44) 20 Rudder (46) Linkage mechanism (50)