CN201079697Y

CN201079697Y - Remote control helicopter

Info

Publication number: CN201079697Y
Application number: CNU200720055767XU
Authority: CN
Inventors: 贺龙华; 徐文宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-08-14
Filing date: 2007-08-14
Publication date: 2008-07-02
Anticipated expiration: 2017-08-14

Abstract

The utility model discloses a remote control helicopter, which comprises rotary wings, a casing, an engine base, an electric motor, a transmission gear cluster connected with the electric motor and a controller. The electric motor and the transmission gear cluster are arranged on the engine base which is provided with a rotary axle, and the rotary wings are sheathed on the top part of the rotary axle of which the lower part is connected with the transmission gear cluster. The utility model has the essential technique that the lower side of the casing is provided with an elastic undercarriage which comprises a front undercarriage and a back undercarriage which are arranged at the lower side of the engine base and are wires for supporting, wherein, a spiral elastic part formed by folding and winding at the top part of the wires. The remote control helicopter of the utility model has the advantages of stable rise, fall and flight and strong impact resistance performance.

Description

RC Goblin

[technical field]

The utility model relates to a kind of toy, furtherly be a kind ofly to utilize up and down two pairs of rotors to make positive and reverse return then produce lift variation and the RC Goblin of direction change.

[background technology]

The characteristics of double-vane RC Goblin are: with two pairs of rotors on an axis, a pair of is the positive rotation rotor, and another offsets the derotation power that produces when two pairs of rotors rotate thus to being the despining rotor.When two pairs of rotors quickened simultaneously or slow down, helicopter rose or descends.When a pair of rotor acceleration, when another slowed down to rotor, helicopter just turned to.

The double-vane RC Goblin of Xiao Shouing mostly is the relatively large coaxial double-vane RC Goblin of oily power in the market, and is big because of danger, cost is high, output is low, complex process can not form mass selling; Electric power double-vane RC Goblin, adopt controlled in wireless, helicopter can fly freely, recreational strong, but since electronic helicopter in actual use inevitably with rigid object collision, as when landing and collision on the ground, during flight and the collision of obstacle such as wall, big to each the parts vibrations in the frame like this, rotor when especially landing on the rotating shaft is big at landing moment impulse force, rotating shaft tends to hit the strong point of wearing axle under very big momentum effect, make that gear and the motor gear on the rotating shaft breaks away from, and influences helicopter and flies once more; Simultaneously, the electric power RC Goblin is unstable because of rotor rotates, and makes helicopter very unstable in flight course, wave greatly, make collision take place constantly, the destruction aircraft that is caused by collision is a lot, therefore, be necessary to improve the structure of existing helicopter, to improve its practical performance.

[utility model content]

The utility model has overcome above-mentioned technical deficiency, provides a kind of and rises and falls, flight stability, the RC Goblin that anti-collision performance is strong.

For achieving the above object, the utility model has adopted following technical proposal:

A kind of RC Goblin, include the rotation wing, casing, support, motor, the driving gear set that links to each other with motor and controller, motor and driving gear set are installed on the support, rotating shaft is housed on the support, the described rotation wing is sleeved on rotating shaft top, the rotating shaft bottom links to each other with above-mentioned driving gear set, it is characterized in that: the elasticity undercarriage is equipped with in described casing below;

Aforesaid elasticity undercarriage comprises the forward and backward undercarriage that is arranged on the support below, and forward and backward undercarriage has been the wire that supports, and the bending of wire top is twined and formed spiral helicine elastic part;

Aforesaid rotor comprises rotor and following rotor; Described rotating shaft comprises rotatable axle and pipe, and the axle bottom is sleeved in the pipe, and axle links to each other with above-mentioned driving gear set respectively with pipe, and described rotor down and described pipe are fixedly linked; The described rotor movable set of going up is in described axle upper end, the axle top movable is connected with counterbalance device, between counterbalance device and the last rotor connecting rod syndeton is arranged, the connecting rod syndeton comprises the cross bar that is fixedly linked with described counterbalance device, go up contiguous block on the rotor and an end active card is enclosed within cross bar outer end and other end active card and is enclosed within diplopore ball head connecting rod on the contiguous block;

Aforesaid support is made up of a upper and lower theravada apart and a following portion, following seat portion combines with theravada by the support portion of periphery, these theravada central authorities are provided with an axis hole that connects, the central correspondence of following seat portion is provided with a counterbore, described pipe lower end is passed above-mentioned axis hole and is fixedly linked with derotation gear on the described driving gear set, the dextrorotation gear that described axle passes on pipe and the described driving gear set is fixedly linked, the axle lower end is inserted in the above-mentioned counterbore, is placed with the little steel ball of cushioning effect together in the counterbore bottom;

Aforesaid axle is a hollow shaft, and axle is inserted in the interior steel bushing of described counterbore; The axis hole place of described theravada is fixedly connected with hollow pipe, and described pipe box is loaded onto and stated in the hollow pipe;

Aforesaid axle top is arranged with protective jacket, and the protective jacket upper end is ' ten ' font, and ' ten ' word angle is provided with reinforcement, and protective jacket upper end salient mounting is in ' ten ' word groove of last rotor center;

Be connected with screw on the aforesaid protective jacket jacket wall, have locating slot on the described axle, described screw front end is installed in the above-mentioned locating slot;

Aforesaid counterbalance device comprises and is actively socketed on the balancing stand on the protective jacket and is fixedly connected on two counterweights on the balancing stand that counterweight hammer stem external port is provided with the rib that prevents that hammer body from flying off;

Aforesaid counterweight and balancing stand connecting portion all are connected with screw, and screw passes the screw on the balancing stand and is stuck in the draw-in groove on the counterweight hammer stem;

Aforesaid casing afterbody is equipped with protective frame, and protective frame is made up of upper and lower clamping plate, and described casing afterbody clipping is between upper and lower clamping plate, and last, clamping plate both ends are provided with biside plate respectively.

The beneficial effects of the utility model are:

1, when RC Goblin lands, during the landing of elastic part available buffer on the forward and backward undercarriage upper support wire to the impulsive force on ground, thereby avoid interior each parts of RC Goblin not to be damaged, thereby each parts is not damaged in the protection aircraft, helps long-time use;

2, go up rotor and adopt connecting rod to be connected, solved the stable relation of counterbalance device last rotor with the counterbalance device that plays balanced action;

3, each parts adopts screw to be fastenedly connected on the counterbalance device, and the front end of attachment screw is stuck in the corresponding groove, is connected firmly, and has improved RC Goblin flight stability performance and anti-collision performance greatly;

4, the axle that is fixedly linked with last rotor, its upper end is arranged with the protective jacket of employing screw clamping, and its lower end is placed with the little steel ball of cushioning effect together.When telecontrolled aircraft is landed, the clamping screw fastens axle, avoided axle on go here and there or move down; And little steel ball will axially descend impulsive force to be distributed to different directions, avoid axle to break the strong point and will make dextrorotation gear and motor gear disengaging on the axle, thereby improve the flight stability performance and the anti-collision performance of RC Goblin greatly;

5, two rotors adopt and anti-ly to fall the obdurability plastics and make up and down, not only lightly but also durable.

[description of drawings]

Be described in further detail below in conjunction with accompanying drawing and embodiment of the present utility model:

Fig. 1 is an explosive view of the present utility model;

Fig. 2 is an A place enlarged drawing among Fig. 1;

Fig. 3 is a stereogram of the present utility model;

Fig. 4 is each parts package assembly cut-away view of rotor place on the utility model;

Fig. 5 is each parts package assembly cut-away view of rotor place on second group of the utility model;

Fig. 6 is each parts package assembly cut-away view of rotor place on the 3rd group of the utility model;

Fig. 7 is the utility model internal mechanism and rotor assembling schematic diagram;

Fig. 8 is the utility model internal mechanism and rotor assembling package assembly cut-away view;

Fig. 9 is a B place enlarged drawing among Fig. 8.

[specific embodiment]

As shown in the figure, RC Goblin, include the rotation wing 10, casing 11, support 12,, motor 15, the driving gear set 16 that links to each other with motor 15 and controller 17, motor 15 and driving gear set 16 are installed on the support 12, on the support 12 rotating shaft is housed, the described rotation wing 10 is sleeved on rotating shaft top, and the rotating shaft bottom links to each other with above-mentioned driving gear set 16, and elasticity undercarriage 6 is equipped with in described casing 11 belows.Wherein, elasticity undercarriage 6 comprises the forward and backward

undercarriage

61,62 that is arranged on support 12 belows; forward and backward

undercarriage

61,62 has been wire and the bending of wire top supported and has twined the spiral helicine elastic part 63 of formation; when RC Goblin lands; during the landing of elastic part 63 available buffers on forward and backward undercarriage 61, the 62 upper support wires to the impulsive force on ground; thereby avoid interior each parts of RC Goblin not to be damaged; thereby each parts is not damaged in protection the utility model, helps long-time use of the present utility model.

In the utility model, the described rotation wing 10 comprises rotor 13 and following rotor 14; Rotating shaft comprises rotatable axle 18 and pipe 19, and axle 18 bottoms are sleeved in the pipe 19, and axle 18 links to each other with above-mentioned driving gear set 16 respectively with pipe 19, and following rotor 14 is fixedly linked with pipe 19; Last rotor 13 movable sets are in described axle 18 upper ends, and axle 18 tops are arranged with protective jacket 4, and the lower end of protective jacket 4 is enclosed within on the pipe 19, like this, guaranteeing can effectively to prevent axle 18 flexural deformations on axle 18 and pipe 19 basis with axis of rotation; Also be connected with screw 5 on protective jacket 4 jacket walls, screw 5 front ends are installed in the locating slot 180 of axle on 18, with prevent axle 18 on go here and there or move down; Protective jacket 4 upper ends are ' ten ' font, and ten ' word angle is provided with reinforcement 41, and protective jacket 4 upper end salient mountings are in ' ten ' word groove 131 of last rotor 13 centers, and reinforcement 41 can improve protective jacket 4 antitorque commentaries on classics performances.

Described axle 18 top movable are connected with counterbalance device 2, between counterbalance device 2 and the last rotor 13 the connecting rod syndeton is arranged, this connecting rod syndeton comprises the cross bar 20 that is fixedly linked with described counterbalance device 2, the contiguous block 130 that is positioned at rotor 13 centers, and an end active card is enclosed within cross bar 20 outer ends and other end active card and is enclosed within diplopore ball head connecting rod 8 on the contiguous block 130.When last rotor 13 was unstable, by the lever relationshhip that cross bar 20, diplopore ball head connecting rod 8 form, counterbalance device 2 can be corrected rotor 13 at an easy rate, and rotor 13 fast quick-recoveries are stablized.

Counterbalance device 2 comprises the balancing stand 21 that is actively socketed on the protective jacket 4 and is fixedly connected on two counterweights 22 on the balancing stand 21 that counterweight 22 hammer stem external port are provided with the rib 220 that prevents that hammer body from flying off.Counterweight 22 all is connected with screw with balancing stand 21 connecting portions, and screw passes the screw on the balancing stand 21 and is stuck in the draw-in groove 23 on counterweight 22 hammer stems, avoids atwirl counterweight 22 to get rid of and takes off, and is connected firmly, and practicality is good.

Described support 12 bottoms be fixedly connected with two motors, 15, two motors, 15 main shafts cog respectively with driving gear set 16 on derotation gear 161,162 engagements of dextrorotation gear, axle 18 and pipe 19 longitudinally are actively plugged on the support 12.Support 12 is made up of a upper and lower theravada 121 and a following portion 122 apart, and derotation gear 161, dextrorotation gear 162 are between a theravada 121 and a following portion 122, and derotation gear 161 is positioned at dextrorotation gear 162 tops.Following seat portion 122 combines with theravada 121 by the support portions 123 of periphery, these theravada 121 central authorities are provided with an axis hole 124 that connects, following seat portion 122 central correspondences are provided with the counterbore 125 that a cross section is a truncated cone-shaped, described pipe 19 lower ends are passed above-mentioned axis hole 124 and are fixedly linked with derotation gear 161, axle 18 passes pipe 19 and is fixedly linked with dextrorotation gear 162, and axle 18 lower ends are inserted in the above-mentioned counterbore 125.

Be placed with the little steel ball 126 of cushioning effect together in counterbore 125 bottoms, when the utility model lands, axle 18 moves down vertically, roof pressure is on little steel ball 126, making non-directional after little steel ball 126 is stressed rotates, thereby axle 18 downward impulsive forces are distributed to different directions, avoid axle 18 to break the strong point and make the disengaging that cogs of the dextrorotation gear 162 of axle on 18 and motor 15.Also be set with in the counterbore 125 and be used for the steel bushing 127 of stable axis 18, axle 18 lower ends are inserted in the steel bushing 127.

Described axle 18 is a hollow shaft, and axis hole 124 places of described theravada 121 are fixedly connected with hollow pipe 3, and in the above-mentioned hollow pipe 3 of described pipe 19 suits, the effect of hollow pipe 3 is to entangle pipe 19 and manages 19 interior axles 18, improves the utility model impact resistant capability.

Consider that casing 11 afterbodys are comparatively thin and delicate, at its afterbody protective frame 9 is housed, protective frame 9 is made up of upper and

lower clamping plate

91,92 and biside plate 93, described casing 11 afterbody clippings are between upper and

lower clamping plate

91,92, and upper and

lower clamping plate

91,92 both ends are installed on respectively in the hole clipping 930 on the biside plate 93; In casing 11 afterbodys, also be inserted with the fine bar 110 of a carbon, to improve casing 11 afterbody impact resistant capability.

Claims

1. RC Goblin, include the rotation wing (10), casing (11), support (12), motor (15), the driving gear set (16) that links to each other with motor (15) and controller (17), motor (15) and driving gear set (16) are installed on the support (12), support is equipped with rotating shaft on (12), the described rotation wing (10) is sleeved on rotating shaft top, the rotating shaft bottom links to each other with above-mentioned driving gear set (16), it is characterized in that: elasticity undercarriage (6) is equipped with in described casing (11) below.

2. RC Goblin according to claim 1, it is characterized in that described elasticity undercarriage (6) comprises the forward and backward undercarriage (61,62) that is arranged on support (12) below, forward and backward undercarriage (61,62) has been the wire that supports, and the bending of wire top is twined and formed spiral helicine elastic part (63).

3. RC Goblin according to claim 1 and 2 is characterized in that described rotor (10) comprises rotor (13) and following rotor (14); Described rotating shaft comprises rotatable axle (18) and pipe (19), and axle (18) bottom is sleeved in the pipe (19), and axle (18) links to each other with above-mentioned driving gear set (16) respectively with pipe (19), and described rotor (14) down is fixedly linked with described pipe (19); Described rotor (13) movable set of going up is in described axle (1 8) upper end, axle (18) top movable is connected with counterbalance device (2), between counterbalance device (2) and the last rotor (13) the connecting rod syndeton is arranged, the connecting rod syndeton comprises the cross bar (20) that is fixedly linked with described counterbalance device (2), go up contiguous block (130) on the rotor (13) and an end active card is enclosed within cross bar (20) outer end and other end active card and is enclosed within diplopore ball head connecting rod (8) on the contiguous block (130).

4. RC Goblin according to claim 3, it is characterized in that described support (12) is by last, a theravada (121) apart and a following portion (122) form down, following seat portion (122) combines with theravada (121) by the support portion (123) of periphery, this theravada (121) central authorities are provided with an axis hole (124) that connects, the central correspondence of following seat portion (122) is provided with a counterbore (125), described pipe (19) lower end is passed above-mentioned axis hole (124) and is fixedly linked with derotation gear (161) on the described driving gear set (16), the dextrorotation gear (162) that described axle (18) passes on pipe (19) and the described driving gear set (16) is fixedly linked, axle (18) lower end is inserted in the above-mentioned counterbore (125), is placed with the little steel ball (126) of cushioning effect together in counterbore (125) bottom.

5. RC Goblin according to claim 4 is characterized in that described axle (18) is hollow shaft, and axle (18) is inserted in the interior steel bushing (127) of described counterbore (125); The axis hole (124) of described theravada (121) locates to be fixedly connected with hollow pipe (3), in the above-mentioned hollow pipe of described pipe (19) suit (3).

6. RC Goblin according to claim 1, it is characterized in that described axle (18) top is arranged with protective jacket (4), protective jacket (4) upper end is ' ten ' font, ' ten ' word angle is provided with reinforcement (41), and protective jacket (4) upper end salient mounting is in ' ten ' word groove (131) of last rotor (13) center.

7. RC Goblin according to claim 6 is characterized in that being connected with screw (5) on described protective jacket (4) jacket wall, has locating slot (180) on the described axle (18), and described screw (5) front end is installed in the above-mentioned locating slot (180).

8. RC Goblin according to claim 6, it is characterized in that described counterbalance device (2) comprises the balancing stand (21) that is actively socketed on the protective jacket (4) and is fixedly connected on two counterweights (22) on the balancing stand (21), counterweight (22) hammer stem external port is provided with the rib (220) that prevents hammer body and fly off.

9. RC Goblin according to claim 8 is characterized in that described counterweight (22) and balancing stand (21) connecting portion all are connected with screw, and screw passes the screw on the balancing stand (21) and is stuck in the draw-in groove (23) on counterweight (22) hammer stem.

10. RC Goblin according to claim 1, it is characterized in that described casing (11) afterbody is equipped with protective frame (9), protective frame (9) is made up of upper and lower clamping plate (91,92), described casing (11) afterbody clipping is between upper and lower clamping plate (91,92), and last, clamping plate (91) both ends are provided with biside plate (93) respectively.