WO2013044429A1 - 遥控模型像真直升机的尾旋翼传动装置 - Google Patents

遥控模型像真直升机的尾旋翼传动装置 Download PDF

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Publication number
WO2013044429A1
WO2013044429A1 PCT/CN2011/001990 CN2011001990W WO2013044429A1 WO 2013044429 A1 WO2013044429 A1 WO 2013044429A1 CN 2011001990 W CN2011001990 W CN 2011001990W WO 2013044429 A1 WO2013044429 A1 WO 2013044429A1
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WIPO (PCT)
Prior art keywords
tail
belt pulley
shaft
tail rotor
casing
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PCT/CN2011/001990
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English (en)
French (fr)
Inventor
沈安平
Original Assignee
深圳市沈氏彤创航天模型有限公司
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Publication of WO2013044429A1 publication Critical patent/WO2013044429A1/zh

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    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H31/00—Gearing for toys
    • A63H31/06—Belt or string gear
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H27/00—Toy aircraft; Other flying toys
    • A63H27/12—Helicopters ; Flying tops

Definitions

  • the utility model relates to a remote control model helicopter, in particular to a tail rotor transmission device of a remote control model helicopter.
  • the remote control model is like a real helicopter (like a real helicopter, which is the same model as a real helicopter, and the model helicopter with the same size reduction).
  • the tail rotor transmission consists of a power output device, a power transmission mechanism, a tail rotor mechanism, and the like.
  • the force generated by the rotation of the rotor can be used to balance the anti-torque generated by the main rotor at high speed, so that the fuselage does not rotate around the axis.
  • the remote control model of the prior art is like a tail rotor transmission of a real helicopter, which is mainly driven by a two-stage transmission mechanism to achieve power output and change the direction of motion, but is limited by the generally small internal space of the tail portion of the real machine casing.
  • the transmission mechanism has high requirements on the manufacturing precision and assembly precision of each component, which increases the manufacturing cost of the product, and finally causes the remote control model like a real helicopter to be equipped with a decorative tail rotor only, or to improve those installations.
  • the sales price of the model tail rotor model products will reduce the competitiveness of the products to a certain extent.
  • the purpose of the utility model is to provide a tail rotor transmission device of a remote control model like a real helicopter.
  • the technical problem to be solved is to reduce the occupied space and reduce the requirements for the manufacturing precision and assembly precision of the parts.
  • a remote control model like a tail rotor transmission device of a real helicopter, comprising a casing, a motor is arranged in the casing, the motor is connected with a tail rotor, and the motor a tail rotor transmission mechanism is disposed between the tail rotor and the tail rotor.
  • the tail rotor transmission mechanism is composed of a pulley, a tail shaft, a first belt pulley, a second belt pulley, a third belt pulley, a fourth belt pulley and a transmission belt.
  • the motor is disposed perpendicular to the casing, and the pulley shaft is connected to the output shaft of the motor.
  • the first pulley is connected to the first pin fixing seat of the tail portion of the casing through the first shaft pin, and the second belt pulley passes the second shaft.
  • the pin is connected to the second pin fixing seat beside the first fixing seat of the tail of the casing, and the third belt pulley is connected to the third pin fixing seat between the tail portion and the tail portion of the casing through the third shaft pin,
  • the fourth belt pulley is connected to the fourth shaft pin fixing seat at the lower end of the third shaft pin fixing seat through the fourth shaft pin, the tail shaft is disposed at the upper end of the tail portion, and one end of the tail shaft extends beyond the tail portion and
  • a rotor connected to a pulley, the tail shaft, a first belt pulley, a second belt pulley, a third and a fourth belt pulley belt pulley transmission by the power transmission belt.
  • the third belt pulley and the fourth belt pulley of the utility model are provided with a spring on one side thereof, and one end of the spring is provided with a grip claw, and a torsion spring portion is arranged on the top of the grip claw, and a lower end of the torsion spring portion is provided.
  • the utility model is provided with a spring blocking piece which protrudes downward and is connected to each other, and constitutes a spring whose front side is an M-shaped structure and whose side is an N-shaped structure, and the torsion spring part is sleeved at the upper end of the fourth shaft pin fixing seat.
  • the spring baffle On the spring positioning post of the tail of the casing, the spring baffle abuts against the upper end of the cylinder disposed at the tail end of the casing at the upper end of the fourth pin, and the grip is sleeved at both ends of the fourth pin.
  • the fourth axle pin fixing seat of the utility model is a long hole with a curvature.
  • One side of the spring of the utility model is provided with a spring baffle, and a first shaft pin hole is arranged on the spring baffle at a position opposite to the fourth shaft pin fixing seat, and the spring baffle is fixed with the third shaft pin a fourth shaft pin hole is disposed at a relative position of the seat, the spring baffle is provided with a second shaft pin hole and a third shaft pin hole at a position opposite to the spring positioning column and the cylinder, and the spring baffle is fixed by a fixing screw The tail of the case.
  • the first shaft pin hole of the utility model is a long hole with a curvature, which is equal to the length and the curvature of the fourth shaft pin fixing seat, and the fourth shaft pin can be along the first shaft pin hole and the fourth shaft pin fixing seat. mobile.
  • the tail shaft, the first belt pulley and the second belt pulley of the utility model are provided with a tail baffle on one side thereof, and the tail baffle is provided with a fifth shaft pin hole at a position opposite to the first shaft pin fixing seat.
  • the tail baffle is provided with a sixth shaft pin hole at a position opposite to the second shaft pin fixing seat, and the tail baffle is connected to the tail portion of the casing by a fixing screw.
  • the two ends of the tail shaft of the present invention are coaxially provided with a first bearing and a second bearing.
  • the tail portion of the casing of the present invention is provided with a first bearing fixing seat, and the first bearing is disposed in the first bearing fixing seat.
  • the tail baffle of the utility model is provided with a second bearing fixing seat, and the second bearing is arranged in the second bearing fixing seat.
  • the middle part of the casing of the utility model is vertically provided with a motor fixing seat, and the motor is arranged in the motor fixing seat.
  • the utility model adopts a belt drive to drive the tail rotor to rotate, which greatly reduces the requirements for the manufacturing precision and assembly precision of the parts, and changes the moving direction of the belt through two sets of belt pulleys, the structure is simple and reliable, and the occupied space is small. , reducing production costs.
  • Figure 1 is a general assembly view of the present invention.
  • FIG. 2 is a schematic exploded view of the three-dimensional structure of the present invention.
  • FIG. 3 is a schematic structural view of the casing of the present invention.
  • FIG. 4 is a schematic structural view of a spring baffle of the present invention.
  • Figure 5 is a schematic view showing the structure of the tailgate of the present invention.
  • the remote control model of the present invention is like a tail rotor transmission of a real helicopter including a casing 2, in which a motor 4 is disposed, and the motor 4 is connected to a tail rotor 1 at a motor.
  • the tail rotor 1 is provided with a tail rotor transmission mechanism 40, the tail rotor transmission mechanism 40 is composed of a pulley 3, a tail shaft 6, a first belt pulley 10, a second belt pulley 11, a third belt pulley 15, and a fourth
  • the belt pulley 16 and the transmission belt 7 are arranged.
  • the middle portion of the casing 2 is vertically provided with a motor fixing seat 27.
  • the motor 4 is vertically disposed in the motor fixing seat 27, and the pulley 3 is axially connected to the output shaft of the motor 4,
  • a belt pulley 10 is coupled to the right side of the first axle pin holder 22 of the tail portion of the casing 2 via the first axle pin 12, and the second belt pulley 11 is coupled to the tail portion of the casing 2 by the second axle pin 13 first.
  • the right side of the second shaft pin holder 23 beside the fixing seat 22, and the third belt pulley 15 is connected to the right side of the third shaft pin holder 37 between the tail portion and the tail portion of the casing 2 via the third shaft pin 18.
  • the fourth belt pulley 16 is connected to the fourth shaft pin at the lower end of the third axle pin holder 37 via the fourth shaft pin 19
  • the right side of the fixing seat 26, the fourth shaft pin fixing seat 26 is a long hole with a curvature, the tail shaft 6 is disposed at the upper end of the upper end portion of the tail portion, and one end of the tail shaft 6 is extended from the tail portion and the tail rotor 1 Connecting, the pulley 3, the tail shaft 6, the first belt pulley 10, the second belt pulley 11, the third belt pulley 15, and the fourth belt pulley 16 transmit power through the transmission belt 7;
  • the spring 17 is disposed on the right side of the third belt pulley 15 and the fourth belt pulley 16.
  • the spring 17 is provided with a gripper 36 at one end and a torsion spring portion 41 at the top of the grip 36.
  • the lower end of the spring portion 41 is provided with a spring blocking piece 35 which projects downwardly and is connected to each other, and constitutes a spring 17 having an M-shaped structure on the front side and an N-shaped structure on the side, and the torsion spring portion 41 is sleeved in the
  • the spring pin 35 is abutted on the spring positioning post 24 at the rear end of the casing 2 at the upper end of the fourth pin holder 26, and the spring block 35 is abutted against the upper end of the cylinder 25 provided at the end of the casing 2 at the upper end of the fourth pin 26, and the grip 36 is sleeved at Both ends of the fourth axle pin 19;
  • a spring baffle 20 is disposed on a right side of the spring 17, and a first shaft pin hole 29, a spring baffle 20 and a third shaft are disposed on the spring baffle 20 at a position opposite to the fourth pin pin holder 26
  • a fourth shaft pin hole 31 is disposed at a position of the pin fixing base 37.
  • the spring baffle 20 is disposed at a position opposite to the spring positioning post 24 and the cylinder 25, and is provided with a second shaft pin hole 28 and a third shaft pin hole 30.
  • the spring baffle 20 is fixed to the tail of the casing 2 by a fixing screw.
  • the first axle pin hole 29 is a long hole with a curvature, which is equal to the length and curvature of the fourth axle pin fixing seat 26, and the fourth axle pin 19 is movable along the first axle pin hole 29 and the fourth axle pin holder 26;
  • a tailgate 9 is disposed on a right side of the tail shaft 6, the first belt pulley 10, and the second belt pulley 11, and the tailgate 9 is provided with a fifth axle pin at a position opposite to the first axle pin fixing seat 22.
  • a hole 33, a tailgate 9 and a second axle pin holder 23 opposite position is provided with a sixth axle pin hole 34, the tailgate 9 is connected to the tail portion of the casing 2 by a fixing screw;
  • the first bearing 5 and the second bearing 8 are coaxially disposed at both ends of the tail shaft 6.
  • the tail portion of the casing 2 is provided with a first bearing fixing seat 21, and the first bearing 5 is disposed in the first bearing fixing seat 21.
  • the tail baffle 9 is provided with a second bearing fixing seat 32, and the second bearing 8 is disposed in the second bearing fixing seat 32.
  • FIG. 3 it is a schematic structural view of the casing of the present invention.
  • a motor fixing seat 27 is vertically disposed on a middle portion of the casing 2, and a left side of the joint between the tail portion and the tail portion of the casing is near the edge of the casing.
  • a third axle pin holder 37 is disposed, and a cylinder 25 is disposed at a lower right end of the third axle pin holder 37.
  • a right shaft lower end of the cylinder 25 and a central axis of the tail portion of the casing are provided with a fourth axle pin holder 26
  • the fourth axle pin holder 26 is a long hole with a curvature, and a spring positioning post 24 is disposed at a joint of the upper end of the cylinder 25 at the upper end of the cylinder and the tail portion.
  • FIG. 4 is a schematic structural view of a spring baffle of the present invention
  • the spring baffle 20 is a sheet-like structure
  • a first shaft pin hole 29 is provided on a left side of the spring baffle 20, and the first shaft pin is provided.
  • the hole 29 is a long hole with a curvature equal to the length and curvature of the fourth pin fixing seat 26, and a fourth pin hole 31 is provided at the right side of the first pin hole 29 near the edge of the spring baffle 20.
  • a third shaft pin hole 30 is provided between the first shaft pin hole 29 and the fourth shaft pin hole 31, and a second shaft pin hole 28 is provided at the upper end of the third shaft pin hole 30.
  • the tailgate 9 is a sheet-like structure, and a second bearing fixing seat 32 is provided at the upper end of the upper end of the tailgate 9 near the edge.
  • a fifth shaft pin hole 33 is provided in the middle of the left side of the baffle 9, and a sixth shaft pin hole 34 is provided at the lower right end of the fifth shaft pin hole 33.
  • the working process of the tail rotor transmission device in the invention is: after the motor 4 is energized, the main shaft starts to rotate, and the pulley 3 assembled on the motor shaft is driven to rotate, and the transmission belt 7 is tightly fitted on the pulley 3 and the tail shaft 6, in friction Under the action of the force, the transmission belt 7 starts to rotate, and the tail shaft 6 also starts to rotate under the action of the friction force, and finally the tail rotor 1 is rotated.
  • the first group includes a third belt pulley 15 and a fourth belt pulley 16, and their main function is to change the transmission direction of the transmission belt 7, that is, From the initial rotation in the horizontal plane to the rotation in the vertical plane of the functional requirements; the second group comprises the first belt pulley 10 and the second belt pulley 11, the main function of which is to change the movement path of the transmission belt 7 in the vertical plane Avoid the interference position and make reasonable use of the internal space of the casing.
  • the function of the spring 17 is to adjust the tension of the transmission belt 7, so that the transmission belt is well fixed on the pulley 3 and the tail shaft 6, so as to avoid the phenomenon that the transmission belt 7 is bouncing or slipping due to over-tightening or looseness of the belt assembly.
  • the remote control model of the utility model is simpler in structure than the real tail rotor transmission device, has low precision requirements for each component, is easy to implement, and can meet most of the requirements of the tail rotor of the true helicopter installation function with simple adjustment. It will greatly promote the manufacturing cost of similar products and improve the competitiveness of products.

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Abstract

公开了一种遥控模型像真直升机的尾旋翼传动装置，要解决的技术问题是减小占用空间，减低对零件制造精度和装配精度的要求。采用以下技术方案：一种遥控模型像真直升机的尾旋翼传动装置，包括机壳（2），所述机壳（2）内设置有马达（4），所述马达（4）连接尾旋翼（1），所述马达（4）与尾旋翼（1）之间设有尾旋翼传动机构，所述尾旋翼传动机构由皮带轮（3）、尾轴（6）、第一皮带滑轮（10）、第二皮带滑轮（11）、第三皮带滑轮（15）、第四皮带滑轮（16）和传动皮带（7）组成，所述皮带轮（3）、尾轴（6）、第一皮带滑轮（10）、第二皮带滑轮（11）、第三皮带滑轮（15）和第四皮带滑轮（16）通过传动皮带（7）传输动力。与现有技术相比，采用皮带传动带动尾旋翼转动，降低了对零件制造精度和装配精度的要求，结构简单可靠，降低了生产成本。

Description

遥控模型像真直升机的尾旋翼传动装置 遥控模型像真直升机的尾旋翼传动装置
技术领域
本实用新型涉及一种遥控模型直升机，特别是一种遥控模型直升机的尾旋翼传动装置。
背景技术
遥控模型像真直升机（像真直升机是指外形结构与真实的直升机相同，尺寸以相同比例缩小的模型直升机）的尾旋翼传动装置由动力输出装置、动力传递机构、尾旋翼机构等部分组成，尾旋翼通过旋转所产生的作用力，可以用来平衡高速旋转地主旋翼产生的反扭力，使机身不会绕着轴线自转。现有技术的遥控模型像真直升机的尾旋翼传动装置多是由一个二级传动机构来实现动力输出和改变运动方向的目的，但由于受到像真机机壳尾身部分内部空间普遍较小的限制，使得该传递机构对各组成零件的制造精度及装配精度都有很高的要求，增加了产品的制造成本，最终导致遥控模型像真直升机要么装配一个只有装饰作用的尾旋翼，要么提高那些安装了功能尾旋翼的模型产品的销售价格，这都会在一定程度上降低产品的竞争力。
发明内容
本实用新型的目的是提供一种遥控模型像真直升机的尾旋翼传动装置，要解决的技术问题是减小占用空间，减低对零件制造精度和装配精度的要求。
为解决上述技术问题，本实用新型采用以下技术方案：一种遥控模型像真直升机的尾旋翼传动装置，包括机壳，所述机壳内设置有马达，所述马达连接尾旋翼，所述马达与尾旋翼之间设有尾旋翼传动机构，所述尾旋翼传动机构由皮带轮、尾轴、第一皮带滑轮、第二皮带滑轮、第三皮带滑轮、第四皮带滑轮和传动皮带组成，所述马达与机壳垂直设置，皮带轮轴接在马达的输出轴上，第一皮带滑轮通过第一轴销连接在机壳的尾翼部分的第一轴销固定座上，第二皮带滑轮通过第二轴销连接在机壳的尾部第一固定座旁的第二轴销固定座上，第三皮带滑轮通过第三轴销连接在机壳的尾部与尾翼部分之间的第三轴销固定座上，第四皮带滑轮通过第四轴销连接在第三轴销固定座下端的第四轴销固定座上，尾轴设置在尾翼部分的上端，尾轴的一端伸出尾翼部分并与尾旋翼连接，所述皮带轮、尾轴、第一皮带滑轮、第二皮带滑轮、第三皮带滑轮和第四皮带滑轮通过传动皮带传输动力。
本实用新型所述的第三皮带滑轮、第四皮带滑轮的一侧设有弹簧，所述弹簧的一侧两端设有握爪，在握爪的顶部设有扭簧部分，扭簧部分的下端设有向下伸出并相互连接的弹簧挡片，构成正面为一个M字型结构，侧面为N字型结构的弹簧，所述扭簧部分套接在设置在第四轴销固定座上端的机壳尾部的弹簧定位柱上，弹簧挡片抵在设置在第四轴销上端的机壳尾部的圆柱上端，握爪套接在第四轴销的两端。
本实用新型所述的第四轴销固定座为带有弧度的长孔。
本实用新型所述的弹簧的一侧设有弹簧挡板，所述弹簧挡板上与第四轴销固定座的相对位置上设有第一轴销孔，弹簧挡板与第三轴销固定座的相对位置上设有第四轴销孔，弹簧挡板与弹簧定位柱、圆柱相对位置上设有第二轴销孔、第三轴销孔，所述弹簧挡板通过固定螺丝连接固定在机壳的尾部。
本实用新型所述的第一轴销孔为带有弧度的长孔，与第四轴销固定座的长度及弧度相等，第四轴销可沿第一轴销孔和第四轴销固定座移动。
本实用新型所述的尾轴、第一皮带滑轮、第二皮带滑轮的一侧设有尾挡板，所述尾挡板与第一轴销固定座相对位置上设有第五轴销孔，尾挡板与第二轴销固定座相对位置上设有第六轴销孔，所述尾挡板通过固定螺丝连接在机壳的尾翼部分。
本实用新型所述的尾轴的两端同轴设置有第一轴承、第二轴承。
本实用新型所述的机壳的尾翼部分设有第一轴承固定座，第一轴承设置在第一轴承固定座内。
本实用新型所述的尾挡板上设有第二轴承固定座，第二轴承设置在第二轴承固定座内。
本实用新型所述的机壳上的中部竖向设有马达固定座，马达设置在马达固定座内。
本实用新型与现有技术相比，采用皮带传动带动尾旋翼转动，大大降低了对零件制造精度和装配精度的要求，通过两组皮带滑轮改变皮带的运动方向，结构简单可靠，且占用空间小，降低了生产成本。
附图说明
图1是本实用新型的总装配图。
图2是本实用新型的立体结构分解示意图。
图3是本实用新型机壳的结构示意图。
图4是本实用新型弹簧挡板的结构示意图。
图5是本实用新型尾挡板的结构示意图。
具体实施方式
下面结合附图和实例对本实用新型作进一步详细说明。如图1和图2所示，本实用新型的遥控模型像真直升机的尾旋翼传动装置包括机壳2，所述机壳2内设置有马达4，所述马达4连接尾旋翼1，在马达4与尾旋翼1之间设有尾旋翼传动机构40，所述尾旋翼传动机构40由皮带轮3、尾轴6、第一皮带滑轮10、第二皮带滑轮11、第三皮带滑轮15、第四皮带滑轮16和传动皮带7组成，所述机壳2上的中部竖向设有马达固定座27，马达4垂直设置在马达固定座27内，皮带轮3轴接在马达4的输出轴上，第一皮带滑轮10通过第一轴销12连接在机壳2的尾翼部分的第一轴销固定座22的右侧，第二皮带滑轮11通过第二轴销13连接在机壳2的尾部第一固定座22旁的第二轴销固定座23的右侧，第三皮带滑轮15通过第三轴销18连接在机壳2的尾部与尾翼部分之间的第三轴销固定座37的右侧，第四皮带滑轮16通过第四轴销19连接在第三轴销固定座37下端的第四轴销固定座26的右侧，所述第四轴销固定座26为带有弧度的长孔，尾轴6设置在尾翼部分的上端右侧，尾轴6的一端伸出尾翼部分并与尾旋翼1连接，所述皮带轮3、尾轴6、第一皮带滑轮10、第二皮带滑轮11、第三皮带滑轮15和第四皮带滑轮16通过传动皮带7传输动力；
所述在第三皮带滑轮15、第四皮带滑轮16的右侧设有弹簧17，所述弹簧17的一侧两端设有握爪36，在握爪36的顶部设有扭簧部分41，扭簧部分41的下端设有向下伸出并相互连接的弹簧挡片35，构成正面为一个M字型结构，侧面为N字型结构的弹簧17，所述扭簧部分41套接在设置在第四轴销固定座26上端的机壳2尾部的弹簧定位柱24上，弹簧挡片35抵在设置在第四轴销26上端的机壳2尾部的圆柱25上端，握爪36套接在第四轴销19的两端；
所述弹簧17的右侧设有弹簧挡板20，所述弹簧挡板20上与第四轴销固定座26的相对位置上设有第一轴销孔29，弹簧挡板20与第三轴销固定座37的相对位置上设有第四轴销孔31，弹簧挡板20与弹簧定位柱24、圆柱25相对位置上设有第二轴销孔28、第三轴销孔30，所述弹簧挡板20通过固定螺丝连接固定在机壳2的尾部，所述第一轴销孔29为带有弧度的长孔，与第四轴销固定座26的长度及弧度相等，第四轴销19可沿第一轴销孔29和第四轴销固定座26移动；
所述尾轴6、第一皮带滑轮10、第二皮带滑轮11的右侧设有尾挡板9，所述尾挡板9与第一轴销固定座22相对位置上设有第五轴销孔33，尾挡板9与第二轴销固定座23相对位置上设有第六轴销孔34，所述尾挡板9通过固定螺丝连接在机壳2的尾翼部分；
所述尾轴6的两端同轴设置有第一轴承5、第二轴承8，机壳2的尾翼部分设有第一轴承固定座21，第一轴承5设置在第一轴承固定座21内，尾挡板9上设有第二轴承固定座32，第二轴承8设置在第二轴承固定座32内。
如图3所示，为本实用新型机壳的结构示意图，所述机壳2的中部上竖向设置有马达固定座27，在机壳尾部与尾翼部分的连接处左侧靠近机壳边缘处设有第三轴销固定座37，在第三轴销固定座37的右侧下端设有圆柱25，圆柱25的右侧下端、机壳尾部的中轴线上设有第四轴销固定座26，所述第四轴销固定座26为带有弧度的长孔，圆柱25右侧上端机壳尾部与尾翼部分的连接处设有弹簧定位柱24。
如图4所示，为本实用新型弹簧挡板的结构示意图，所述弹簧挡板20为片状结构，在弹簧挡板20的左侧设有第一轴销孔29，该第一轴销孔29为带有弧度的长孔，与第四轴销固定座26的长度及弧度相等，在第一轴销孔29的右侧靠近弹簧挡板20的边缘处设有第四轴销孔31，在第一轴销孔29与第四轴销孔31之间设有第三轴销孔30，在第三轴销孔30的上端设有第二轴销孔28。
如图5所示，为本实用新型尾挡板的结构示意图，所述尾挡板9为片状结构，在尾挡板9的上端右侧靠近边缘处设有第二轴承固定座32，尾挡板9的左侧中部设有第五轴销孔33，在第五轴销孔33的右侧下端设有第六轴销孔34。
本发明中的尾旋翼传动装置工作过程为：马达4通电后，其主轴开始旋转，并带动装配在马达轴上的皮带轮3转动，传动皮带7紧配在皮带轮3和尾轴6上，在摩擦力的作用下，传动皮带7开始转动，同样是在摩擦力的作用下尾轴6也开始转动，最终带动尾旋翼1旋转。在传动皮带7传动路线上有两组参照机壳形状而设置的皮带滑轮，第一组包括第三皮带滑轮15和第四皮带滑轮16，它们的主要作用是改变传动皮带7的传动方向，即由初始的水平面内的转动变为功能需求的垂直面内的转动；第二组包括第一皮带滑轮10和第二皮带滑轮11，它们的主要作用是改变传动皮带7在垂直面内的运动轨迹，避开干涉位置，合理利用机壳的内部空间。弹簧17的作用是调节传动皮带7的松紧，使传动皮带很好的固定在皮带轮3和尾轴6上，避免因皮带装配过紧或过松而使传动皮带7出现跳动或打滑的现象。
本实用新型的遥控模型像真机尾旋翼传动装置的结构比较简单，对各组成零件的精度要求低，易于实现，且只需简单调整就能够满足大多数的像真直升机安装功能尾旋翼的需求，对降低同类产品的制造成本，提高产品的竞争力有极大的促进作用。

Claims (10)

  1. 一种遥控模型像真直升机的尾旋翼传动装置，包括机壳（2），所述机壳（2）内设置有马达（4），所述马达（4）连接尾旋翼（1），其特征在于：所述马达（4）与尾旋翼（1）之间设有尾旋翼传动机构（40），所述尾旋翼传动机构（40）由皮带轮（3）、尾轴（6）、第一皮带滑轮（10）、第二皮带滑轮（11）、第三皮带滑轮（15）、第四皮带滑轮（16）和传动皮带（7）组成，所述马达（4）与机壳（2）垂直设置，皮带轮（3）轴接在马达（4）的输出轴上，第一皮带滑轮（10）通过第一轴销（12）连接在机壳（2）的尾翼部分的第一轴销固定座（22）上，第二皮带滑轮（11）通过第二轴销（13）连接在机壳（2）的尾部第一固定座（22）旁的第二轴销固定座（23）上，第三皮带滑轮（15）通过第三轴销（18）连接在机壳（2）的尾部与尾翼部分之间的第三轴销固定座（37）上，第四皮带滑轮（16）通过第四轴销（19）连接在第三轴销固定座（37）下端的第四轴销固定座（26）上，尾轴（6）设置在尾翼部分的上端，尾轴（6）的一端伸出尾翼部分并与尾旋翼（1）连接，所述皮带轮（3）、尾轴（6）、第一皮带滑轮（10）、第二皮带滑轮（11）、第三皮带滑轮（15）和第四皮带滑轮（16）通过传动皮带（7）传输动力。
  2. 根据权利要求1所述的遥控模型像真直升机的尾旋翼传动装置，其特征在于：所述第三皮带滑轮（15）、第四皮带滑轮（16）的一侧设有弹簧（17），所述弹簧（17）的一侧两端设有握爪（36），在握爪（36）的顶部设有扭簧部分（41），扭簧部分（41）的下端设有向下伸出并相互连接的弹簧挡片（35），构成正面为一个M字型结构，侧面为N字型结构的弹簧（17），所述扭簧部分（41）套接在设置在第四轴销固定座（26）上端的机壳（2）尾部的弹簧定位柱（24）上，弹簧挡片（35）抵在设置在第四轴销（26）上端的机壳（2）尾部的圆柱（25）上端，握爪（36）套接在第四轴销（19）的两端。
  3. 根据权利要求2所述的遥控模型像真直升机的尾旋翼传动装置，其特征在于：所述第四轴销固定座（26）为带有弧度的长孔。
  4. 根据权利要求3所述的遥控模型像真直升机的尾旋翼传动装置，其特征在于：所述弹簧（17）的一侧设有弹簧挡板（20），所述弹簧挡板（20）上与第四轴销固定座（26）的相对位置上设有第一轴销孔（29），弹簧挡板（20）与第三轴销固定座（37）的相对位置上设有第四轴销孔（31），弹簧挡板（20）与弹簧定位柱（24）、圆柱（25）相对位置上设有第二轴销孔（28）、第三轴销孔（30），所述弹簧挡板（20）通过固定螺丝连接固定在机壳（2）的尾部。
  5. 根据权利要求4所述的遥控模型像真直升机的尾旋翼传动装置，其特征在于：所述第一轴销孔（29）为带有弧度的长孔，与第四轴销固定座（26）的长度及弧度相等，第四轴销（19）可沿第一轴销孔（29）和第四轴销固定座（26）移动。
  6. 根据权利要求5所述的遥控模型像真直升机的尾旋翼传动装置，其特征在于：所述尾轴（6）、第一皮带滑轮（10）、第二皮带滑轮（11）的一侧设有尾挡板（9），所述尾挡板（9）与第一轴销固定座（22）相对位置上设有第五轴销孔（33），尾挡板（9）与第二轴销固定座（23）相对位置上设有第六轴销孔（34），所述尾挡板（9）通过固定螺丝连接在机壳（2）的尾翼部分。
  7. 根据权利要求6所述的遥控模型像真直升机的尾旋翼传动装置，其特征在于：所述尾轴（6）的两端同轴设置有第一轴承（5）、第二轴承（8）。
  8. 根据权利要求7所述的遥控模型像真直升机的尾旋翼传动装置，其特征在于：所述机壳（2）的尾翼部分设有第一轴承固定座（21），第一轴承（5）设置在第一轴承固定座（21）内。
  9. 根据权利要求8所述的遥控模型像真直升机的尾旋翼传动装置，其特征在于：所述尾挡板（9）上设有第二轴承固定座（32），第二轴承（8）设置在第二轴承固定座（32）内。
  10. 根据权利要求9所述的遥控模型像真直升机的尾旋翼传动装置，其特征在于：所述机壳（2）上的中部竖向设有马达固定座（27），马达（4）设置在马达固定座（27）内。
PCT/CN2011/001990 2011-09-29 2011-11-29 遥控模型像真直升机的尾旋翼传动装置 WO2013044429A1 (zh)

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