CN2109332U

CN2109332U - Electric children car with safety controller

Info

Publication number: CN2109332U
Application number: CN91229724U
Authority: CN
Inventors: 黄国章
Original assignee: Individual
Current assignee: Individual
Priority date: 1991-01-04
Filing date: 1991-11-29
Publication date: 1992-07-08
Also published as: GB2252281A; DE9100077U1; GB9125832D0

Abstract

The utility model discloses an electric children car with safety controller. A safety controller is additionally installed in an electric children car, and a remote control transmitter and an induction receiver on the electric children car are used for controlling the positive and negative rotation of a small motor in the safety controller. The drive of a belt makes the rotation of the small motor transmitted to a helical gear, and the helical gear transmits power to a skewed gear, a straight-cut gear with small diameter is arranged on the lower part of the skewed gear, and the power is transmitted to a flabelliform straight-cut gear. Therefore, the clockwise and counterclockwise rotation restricted by the flabelliform straight-cut gear can be switched to a two-stage switch, and the switch can directly transform the positive and negative rotation of the driving motor of the electric children car, and further, the marching and receding of the electric children car can be controlled.

Description

Electric children car with safety controller

The utility model relates to a kind of children's electric motor vehicle, refers to a kind of children's electric motor vehicle that installs safety governor additional especially.

Now in the controller that can not insert interference on the market for the battery-driven car of children's ride-on operation in it, so the full powers manipulator of battery-driven car is exactly immature children of age.Yet; age, immature children were not maturation in thought in logic; so whether go up very not clear and definite in judgement danger; so the limitation that has often because of usage space at the operation battery-driven car causes battery-driven car collision wall; the situation that causes battery-driven car to advance or to retreat; and the child can the conversion battery-driven car the advance and retreat direction, the battery-driven car CD-ROM drive motor can't be rotated under the energising situation as a result, causes the damage of CD-ROM drive motor at last.

Moreover, as battery-driven car non-collision wall but the collision furniture, cause the article of putting on furniture to drop, the danger that directly injures children is arranged.

In addition, children sail battery-driven car into the stair district under the situation of ignorant, cause children and battery-driven car by falling on the stair, directly injure children's accident.

On the other hand; big people is enjoyed oneself to heart's content when controlling battery-driven car for the child is at play; the battery-driven car action radius is external watches one greatly per capita; also apart from child and battery-driven car one segment distance is arranged exactly; but danger took place in moment; the adult will succour and avoid danger at short notice is impossible, so a kind of necessity that is installed in the controller that is used for protecting child safety on the battery-driven car of design is arranged.

The purpose of this utility model is to propose a kind of children's electric motor vehicle that installs safety governor additional.

The utility model installs a safety governor additional and cooperates the inducing receiver on a remote control transmitter and the car to control safety governor on the circuit between the storage battery on the children's electric motor vehicle and CD-ROM drive motor, becomes to making the further advance and retreat direction of remote control control battery-driven car of adult.

Safety governor of the present utility model utilizes the positive and negative rotation of fractional motor, the fan-shaped straight-tooth gear that drives on the safety governor is swung by suitable, anticlockwise direction, and then two sectional type switch of start is made change action, and the aforementioned two sectional type switch of process between the power circuit of the CD-ROM drive motor on the battery-driven car, so the rotating of battery-driven car CD-ROM drive motor except that being controlled by the child, also can be controlled (control is interfered in the insertion that also is exactly the adult) by safety governor.So make the adult can be outside the child drives the action radius of battery-driven car, utilize remote control transmitter on hand, when sailing the danger zone into, the battery-driven car of child's driving controlled the direct of travel of battery-driven car, and then avoid jeopardizing the situation of child's safety, moreover adult's participation, more can increase the parent big or small and child.

The children's electric motor vehicle that installs safety governor additional that the utility model proposes is combined by electronic car body, remote control transmitter, receptor and safety governor, it is characterized in that: safety governor mainly comprises base, motor seat, helical tooth wheels, helical tooth wheel seat, fan-shaped straight-tooth wheels and two sectional type switch, wherein:

Motor on the safety governor is located on the motor seat with two bolt bolts, cover unification belt pulley on its motor drive shaft, it is solid on base with motor seat bolt for the through hole on the L type base that this motor seat utilizes two bolts and nut to pass section, the embedding hole that level is arranged on the motor seat, on this embedding hole then chimeric one, be arrangement in parallel with motor, above-mentioned axle is gone up to overlap and is unified the helical wheel group, be clamped on the axle with a jump ring again, to prevent the helical wheel landing;

Above-mentioned helical wheel passes a driving belt, pass again on the helical tooth wheel seat big horizontal direction through hole and with on the chimeric axis hole of going on the helical tooth wheel seat with aforementioned big horizontal direction through hole concentric of the above-mentioned axle top end part that protrudes, the helical tooth wheel seat then utilizes two bolts and nut to pass through hole on the base, and helical tooth wheel seat bolt is solid on base; Moreover, vertically be embedded one in helical tooth wheels side, can sheathed one two-layer anisodiametric gear on this axle (upper strata is a helical teeth, and lower floor is a straight-tooth), close on axle with a jump ring on it again, drop to prevent gear, the two-layer anisodiametric gear that device is good then is meshed with the said spiral gear with the larger-diameter angular gear part in upper strata, aforesaid driving belt then can be linked on the belt pulley and helical tooth wheels on the motor, as driving medium;

In base suitably part utilize nut bolt if a bolt be upright on the base, then overlap the fan-shaped straight-tooth gear of unification on this bolt, the toothed portion of its fan-shaped straight-tooth gear partly is meshed than the straight-tooth gear of minor diameter with above-mentioned two-layer anisodiametric lower floor, fan-shaped straight-tooth gear central authorities offer a through hole, these through hole central authorities then have a small-sized bolt of nut that utilizes to establish the bolt that stands vertically on base, the diameter of this bolt is less than the diameter of aforementioned fan-shaped straight-tooth gear center through hole, and limits with this that fan-shaped straight-tooth gear is suitable, the distance of anticlockwise direction swing;

Utilize two bolts bolt on base to establish a two sectional type switch in above-mentioned fan-shaped straight-tooth gear lower right, add a push rod on the conversion button of this switch, this push rod then leans at fan-shaped straight-tooth gear side, and the swinging distance of fan-shaped straight-tooth gear just in time can be made switch operating to switch, again in fan-shaped straight-tooth gear and switch room hook one spring, the interior spring of compression switch itself when this spring will help fan-shaped straight-tooth gear by anticlockwise direction swing change-over switch.

Details are as follows to the utility model below in conjunction with accompanying drawing and preferred embodiment, wherein:

Fig. 1 is the elevation view of the utility model device on children's electric motor vehicle.

Fig. 2 is the decomposition elevation view of safety governor of the present utility model.

Fig. 3 is the decomposition elevation view of helical tooth wheels of the present utility model.

Fig. 4 is the cutaway view of helical tooth wheels of the present utility model.

Fig. 5 is the action scheme drawing () of safety governor of the present utility model.

Fig. 6 is the action scheme drawing (two) of safety governor of the present utility model.

Fig. 7 is the diagram of block that the utility model engages with circuit.

Fig. 8 is a children's electric motor vehicle in-to-in circuit diagram.

Fig. 9 is an enforcement illustration of the present utility model.

See also Fig. 1, by finding out among the figure, (safety governor is installed on chassis to safety governor 2 devices of the present utility model among the figure at the chassis of children's electric motor vehicle 1 afterbody, also can be) in other appropriate location, and three switches arranged side by side 10,11,12 are arranged on the children's electric motor vehicle 1, switch 10 foremost is the master control switch whether safety governor 2 uses, and center switch 11 is the select switch of the mode of advancing of children's electric motor vehicle 1 use full automaticity or foot-operated control, the 3rd change-over switch that switch 12 advances or retreats for children's electric motor vehicle 1.

Please continue to consult Fig. 2, the figure midship section is on the vertical surface of base 25 of L type two through holes 250,251, is used for the usefulness (can by Fig. 1 be found out) of device at children's electric motor vehicle 1 chassis afterbody.Four through holes 252,253,254 and 255 are then arranged on base 25 horizontal surfaces.

One motor seat 200 is established a last motor 20 with bolt 201 bolts on it, then install a last small belt pulley 202 on the axle of this motor 20, and two through

holes

203 and 204 are arranged on the motor seat 200, and utilize two

bolts

206 and 208 to wear through hole 252,255 on the above-mentioned base 25, pass the through hole 203,204 on the motor seat 200 again, screw togather with nut 207,209 again, and motor seat 200 is fixed on the base 25.One horizontal embedding hole 205 is arranged on the motor seat 200, this embedding hole 205 is that horizontal parallel is arranged with the axle of motor 20, can closely chimeric one 241 it on, and these 241 can be overlapped the helical wheel group 24 of closing, be sticked on the axle 241, with a jump ring 242 more at last to prevent dropping out of helical wheel group 24.

One helical tooth wheel seat 21 has small one and large one level on it to through

hole

212 and 210, and helical tooth wheels 24 cover unification earlier driving belts 240 also pass large through-hole 212, makes then that axle 241 head ends are chimeric goes into axis hole 210 internal fixation.Have in addition on the helical tooth wheel seat 21 two vertically to through hole 213,214, this two through hole 213,214 cooperates through hole 253,254 and two bolts, 215,217, two nuts 216,218 on bases 25 that helical tooth wheel seat 21 is fixed on the base 25.The belt pulley 246(that at this moment aforesaid driving belt 240 then can be sleeved on the helical tooth wheels 24 can be found out by Fig. 3) and motor 20 on belt pulley 202 on, with power transmission to helical tooth wheels 24.In addition, one axle 211 that vertically is embedded is arranged on the helical tooth wheel seat 21, this gear 3 that but fit one is two-layer and diameter is different on 211, and with a jump ring 219 be sticked in the axle 211 on, gear 3 can't be dropped from axle 211, and the angular gear of the upper strata diameter major part of the gear 3 of fit then is meshed with helical wheel on the helical tooth wheels 24.

The axial region of one fan-shaped straight-tooth gear group 22 is sleeved on the bolt 225, this bolt 225 utilizes the bolt of nut 226 to stand vertically admittedly and is fixed on the base 25, the fan-shaped straight-tooth gear that is linked on the bolt 225 is then solid with a pad 223 and two

nuts

221 and 222 bolts again, and quadrant gear 22 is swung according to axle 225.The lower floor of the gear 3 on the tooth of fan-shaped straight-tooth gear 22 and the above-mentioned helical tooth wheel seat 21 partly is meshed than the straight-tooth gear of minor diameter, so make the kinetic force of motor 20 be transferred to fan-shaped straight-tooth gear 22, offer the through hole 227 that a restriction is moved in fan-shaped straight-tooth gear 22 central authorities in addition.The bolt 256 that the solid same way as on base of and aforementioned bolt 225 bolts is also arranged on the base 25, this screws togather, and (this through-hole diameter is greater than the diameter of bolt 256 in 256 the through hole 277 of position on fan-shaped straight-tooth gear 22, also can find out by Fig. 5) and utilize the bolt of nut 257 to close and be vertically fixed on the base 25, the distance of, anticlockwise direction swing 22 suitable as the restriction quadrant gear.

A two sectional type switch 23 utilizes two bolts 230 and 231 bolts admittedly on base 25, and switch 23 is pressed installing one push rod 232 on the press button, and the spring 233 of switch itself can make push rod 232 at any time roof pressure on the limit of fan-shaped straight-tooth gear 22 (can find out) by Fig. 5, moreover, one spring, 224 1 end hooks hang on the fan-shaped straight-tooth gear 22, the other end is hooked on the switch 23, assists fan-shaped straight-tooth gear 22 anticlockwise directions to move, and pushing push rod 232 comes the position of change-over switch 23.

Consult Fig. 3 again, can find out among the figure, the axostylus axostyle 2430 of T type seat 243 is a hollow form, and can overlap on the axostylus axostyle unification "

" pad 244 of type, cover unification spring 245 again, the cover belt pulley 246 that closes again at last, and belt pulley 246 utilizes the axis hole 2460 on it can be in the axostylus axostyle 2430 cofree rotations of T type seat 243.One helical wheel has an embedding hole 2480 in 28 its left sides, and this embedding hole 2480 communicates with the axis hole 2481 of helical wheel 248 central authorities, and glues the friction lining 247 of an O type ring-type on limit, helical wheel 248 left side.Behind the aforementioned T type seat 243 fit pads 244, spring 245 and belt pulley 246, last 2430 of axostylus axostyles closely are embedded in the embedding hole 2480 in the helical wheel 248 into, and then are combined into helical tooth wheels.

Please continue to consult Fig. 4 again, can find out among the figure that spring 245 pushes up belt pulley 246 to the right because of being compressed an elastic force, makes belt pulley 246 lean contact friction sheet 247 to the right.And the hollow space in the middle of the T type seat 243 communicates with helical wheel 248 intermediate shaft holes 2481 when 24 combinations of helical tooth wheels, wears for the axle 241 on the said motor seat 200.When belt pulley 246 is subjected to that driving belt 240(Fig. 5 is visual to be gone out) drive give friction lining 247 → helical wheel 248 → T type seat 243 with power transmission, and then helical tooth wheels 24 are rotated.When helical wheel 248 can't rotate, 246 of belt pulleys formed the idle running phenomenon, and utilized two push rods 249 on the belt pulley 246 to stir 244 rotations of plastic cement pad, also drove spring 245 simultaneously and rotated together, and less friction force is arranged when making belt pulley 246 idle running.

See also Fig. 5, when motor 20 clockwise direction forward rotation, power makes belt pulley 202 clockwise direction rotation → driving belts 240 → helical tooth wheels 24 clockwise direction rotation → gears 3 anticlockwise motions, become to making fan-shaped straight-tooth gear 22 along being the rotation of pin direction at last, turn to and push up till the bolt 256, and make push rod 232 not be subjected to roof pressure, this moment spring 233 also not by compression, and making switch 23 not make switch operating, battery-driven car does not then change direct of travel.

See Fig. 6 again, when motor 20 anticlockwise motions, belt pulley 202 anticlockwise motions → driving belt 240 → helical tooth wheels 24 anticlockwise motions → gear 3 clockwise directions are rotated, make quadrant gear 22 anticlockwise motions at last, turn to roof pressure till the bolt 256, and roof pressure push rod 232 and compression spring 233, make switch 23 make switch operating and then reach the purpose that changes the battery-driven car direct of travel, 224 of its medi-springs are assisted fan-shaped straight-tooth gear 22 roof pressure push rods 232, and then laborsaving when motor 20 is reversed.

Continue to consult Fig. 7 again, can find out when remote control transmitter transmits among the figure, this moment, inducing receiver then kept motor 20 to be in the state of anticlockwise motion always, make safety governor 2 be in state shown in Figure 6, when remote control transmitter does not send signal, inducing receiver is that conversion motor 20 rotates for clockwise direction, make switch 23 not make switch operating, but when remote control transmitter transmits, motor 20 becomes anticlockwise motion again, switch 23 is switched once again, and then reach the purpose of the travel direction that changes battery-driven car.

Consult Fig. 8 again, it is a children's electric motor vehicle internal circuit scheme drawing, can find out among the figure, advancing or retreating switch 12 is one six joint two sectional type switches with switch 23, wherein four of four corners joints are bonded with each other in twos with interleaved mode, so when the child uses automatic or foot-operated control battery-driven car to advance or retreats, can change the direct of travel of children's electric motor vehicle when needing only change-over switch 23.

Consult Fig. 9 at last, demonstrate among the figure when children drive children's electric motor vehicle collision wall or sail dangerous zone into, the adult is as long as push away the control lever on the remote control transmitter 4 40 forward, the direct of travel that can change battery-driven car advances perambulator or retreats, when decontroling control lever 40, this control lever 40 promptly rebounds backward, makes children's electric motor vehicle recover the direction of originally carrying out.

Claims

1, a kind of children's electric motor vehicle that installs safety governor additional, it is by electronic car body, remote control transmitter, receptor and safety governor combine, it is characterized in that: safety governor mainly comprises base, motor seat, helical tooth wheels, helical tooth wheel seat, fan-shaped straight-tooth gear and two sectional type switch, wherein:

Motor on the safety governor is located on the motor seat with two bolt bolts, cover unification belt pulley on its motor drive shaft, it is solid on base with motor seat bolt for the through hole on the L type base that this motor seat utilizes two bolts and nut to pass section, the embedding hole that level is arranged on the motor seat, on this embedding hole then chimeric one, be arrangement in parallel with motor, can overlap unification helical wheel group on the aforementioned axis, be clamped on the axle with a jump ring again, to prevent the helical wheel landing;

Above-mentioned helical wheel passes a driving belt, pass again on the helical tooth wheel seat big horizontal direction through hole and with on the chimeric axis hole of going on the helical tooth wheel seat with aforementioned big horizontal direction through hole concentric of the above-mentioned axle top end part that protrudes, the helical tooth wheel seat then utilizes two bolts and nut to pass through hole on the base, helical tooth wheel seat bolt is solid on base, moreover, vertically be embedded one in helical tooth wheels side, can sheathed one two-layer anisodiametric gear on this axle (upper strata is a helical teeth, and lower floor is a straight-tooth), be sticked on the axle with a jump ring again on it, to prevent that gear from dropping, the two-layer anisodiametric gear that device is good then is meshed with the said spiral gear with the larger-diameter angular gear part in upper strata, aforesaid driving belt then can be linked on the belt pulley and helical tooth wheels on the motor, as driving medium;

2, according to the described battery-driven car of claim 1, it is characterized in that: wherein the helical tooth wheels are by T type seat, plastic cement pad, spring, belt pulley, friction lining, helical wheel make up, and the axostylus axostyle that its T type seat central authorities are convexly equipped with is a hollow form, axostylus axostyle then can overlap and close one "

" the plastic cement pad of type; refill and put upper spring and cover unification belt pulley; and belt pulley can rotate on axostylus axostyle; a helical wheel be a helical tooth for its preceding half section; the second half section then is the shape for hat seat; the interior central authorities of this shape for hat seat are provided with an embedding hole, the then sticking O type friction lining of establishing of shape for hat seat side, there is an axis hole in helical wheel central authorities, and this axis hole communicates with aforementioned embedding hole, plastic cement pad on the aforementioned T type base device, spring, behind the belt pulley, the then chimeric embedding hole of going in the helical wheel of last axostylus axostyle, this moment helical wheel and T type seat distance greater than belt pulley height, so compressed spring then the belt pulley friction lining is leaned, as the usefulness of transmission, in addition, be convexly equipped with two relative push rods on the belt pulley dual-side cambered surface, when belt pulley dallies on axostylus axostyle, two push rods then promote " " two relative projections of shape glue gasket, plastic cement pad and spring are together dallied with belt pulley.