CN2605903Y

CN2605903Y - Electric two-foot walking toy

Info

Publication number: CN2605903Y
Application number: CN 03223471
Authority: CN
Inventors: 谢派昌
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-01-27
Filing date: 2003-01-27
Publication date: 2004-03-10
Anticipated expiration: 2013-01-27

Abstract

Disclosed is an electric two-foot walking toy. The lower ends of the movable legs on both sides of the body frame are respectively provided with a metacarpus and the upper parts of the movable legs are provided with strip holes. A walking drive motor is connected with two axial walking drive wheels; two small off-center axes on the two walking drive wheels are symmetrical in position, which are respectively in socket joint with an active rod strip hole on the same side. The undersides of the two metacarpi are respectively provided with a unidirectional gear. Two metacarpus gears are provided outside respectively with a limit trip. A second motor for controlling the limit trip is arranged in the body frame. The utility model can not only imitate the legs of the biped to stride back and forth or alternatively step left and right, which can also complete turning actions with a good imitation effect.

Description

Electric two feet walking toy

Technical field

The utility model belongs to a kind of electric walking toy, is specifically related to the electric two feet walking toy of a kind of energy simulated animal or human body walking action.

Background technology

Existing electric walking toy mostly utilizes the motor direct-drive wheel that lands to roll, thereby toy is advanced, this mode of advancing is simple, each speed constantly remains unchanged in the traveling process, and when the above-mentioned mode of advancing was used for the bionic animal toy, simulate effect was relatively poor, can not finely simulate animal or human's body walking action, because animal or human's body when walking, always about one in front and one in back, both alternately stride.In addition, existing electric two feet walking toy mostly can not be turned, even there is minority can realize turning action, also must rely on complicated transmission mechanism, and its action also can only be to be moved in a circle around another static leg by one leg wherein, and the bionical effect of this turning action is relatively poor.

Summary of the invention

Main purpose of the present utility model is to provide a kind of electric two feet walking toy, it can utilize two legs that simple mechanism simulates biped or human body well one in front and one in back, about the walking action that alternately strides.

Secondary objective of the present utility model also is to provide a kind of electric two feet walking toy, two legs that it not only can finely simulate biped or human body one in front and one in back, about the walking action that alternately strides, and can finish the turning action preferably of bionical effect.

Its main purpose can realize by following scheme: this electric two feet walking toy comprises the body frame, body frame inside is installed with travel driving motor, body frame both sides are respectively equipped with a movable leg, the movable leg lower end is respectively equipped with metacarpus, its main feature is, every movable leg has driving lever, driving lever top and body frame are hinged, the bottom of driving lever and the metacarpus of homonymy are hinged, driving lever top also is provided with the strip hole, travel driving motor is connected with two coaxial walking drives by transmission mechanism, is fixed with the eccentric little axle and the eccentric position symmetry of two eccentric little axles on two walking drives respectively; Two eccentric little axles connect with the driving lever strip borehole jack of homonymy respectively; Two metacarpus bottom surfaces are respectively equipped with gear, metacarpus also be hinged with make that gear can only one-directional rotation turn to the control pawl.Like this, because the gear of two metacarpus bottom surfaces can only one-directional rotation, two movable leg all can only stride forward and can not retreat.When motor rotates, driving two eccentric little axles rotates, two eccentric little axles promote the driving lever swing when rotating, make the movable leg of a side wherein be subjected to the thrust that it is moved backward, the movable leg of opposite side is subjected to making its proal thrust simultaneously, so wherein the movable leg of a side is static, the movable leg of opposite side travels forward; After the little axle of off-centre turns over the horizontal line of demarcation of its circular motion track or reverses, the force direction that is subjected to of two movable leg changes simultaneously, and original static movable leg is travelled forward, and originally proal movable leg becomes inactive state, so constantly circulation, about one in front and one in back alternately stride.

Its secondary objective can realize by following scheme: two metacarpus gears outside also is respectively equipped with the stop trip, two stop trips upper end is connected with the transmission bar respectively, also be respectively equipped with chute on two movable leg tops, be respectively equipped with the slide block that can slide up and down in two chutes, two slide blocks are connected with the transmission bar of homonymy respectively.Like this, in two movable leg motion processes, if wherein the slide block of a side moves upward, and after driving stop and collude metacarpus gear chucking by the transmission bar with this side, the movable leg of this side can not stride forward and can not retreat, when the movable leg of this side was subjected to backward active force, the movable leg of opposite side was owing to the active force that is subjected to forward strides forward a step; Until two movable leg changed simultaneously by force direction after, though the movable leg of this side is subjected to making its proal thrust but can not moves, and the movable leg of opposite side also turns to the effect of control pawl owing to metacarpus and can not retreat simultaneously, the movable leg that is both sides all can not move, but it is moving that travel driving motor still continues not stall, at this moment the reaction force of two eccentric little axle thrusts shows as the torsion to whole body frame, whole body is rotated, until two movable leg changed simultaneously once more by force direction after, the movable leg of opposite side can stride forward a step again, striding forward-turning motion of intermittence carried out in so constantly circulation.

Realize above-mentioned secondary objective preferably scheme be: body frame inside also is provided with second motor, second motor is connected with two coaxial turning control wheels by transmission mechanism, two control wheels of turning lay respectively at body frame both sides, be fixed with eccentric fritter respectively on two control wheels of turning, and the eccentric position symmetry of two eccentric fritters; The following slide block that can promote homonymy of slide block that two eccentric fritters lay respectively at homonymy moves upward; Two eccentric fritter belows are connected with back-moving spring respectively; There is following position matching between the eccentric fritter of described both sides, slide block, transmission bar, stop trip and the metacarpus gear:--when the eccentric fritter of a side wherein turned to the higher position the eccentric fritter of opposite side turns to lower position simultaneously, the stop trip of this side can be with the metacarpus gear fastening of homonymy and the metacarpus gear disengaging of the stop trip of opposite side and opposite side simultaneously;--when the eccentric fritter of both sides all was positioned at medium position, the stop trip of both sides all broke away from the metacarpus gear.Like this, when wherein the eccentric fritter of a side turns to the higher position, the slide block that eccentric fritter promotes homonymy moves upward, this side the metacarpus gear can not be rotated by fastening, the eccentric fritter of opposite side must turn to lower position simultaneously, so the slide block down of the back-moving spring of opposite side pulling opposite side breaks away from stop trip and metacarpus gear, this electric two feet walking toy just can realize intermittently turning-striding forward action under this state; When wherein the eccentric fritter of a side turns to medium position, the inevitable medium position that also turns to of the eccentric fritter of opposite side, at this moment the stop trip of both sides all breaks away from the metacarpus gear, two metacarpus gears can one-directional rotation, and two movable leg one in front and one in back alternately stride and stride forward action under this state.

Described slide block bottom preferably is fan-shaped.Like this, slide block keeps in touch with eccentric fritter always in the movable leg rotation process, and can not have influence on the relative position relation of stop trip and metacarpus gear because of the rotation of movable leg.

Every movable leg can also be provided with follower lever, and the top of follower lever and body frame are hinged, and the bottom of follower lever and the metacarpus of homonymy are hinged, makes the driving lever of homonymy and follower lever form the double rocking lever transmission mechanism.Help in motion process, keeping whole body Stability Analysis of Structures like this.

At body frame afterbody one strong point that lands can also be set, these the land strong point and described two metacarpus gears form one 3 definite supporting surfaces that land.Like this, help keeping in toy walking or turning process whole body stable, prevent that it from falling down, this design form is particularly suitable for having the animal-shaped bionic toy such as dinosaur of two foots and tail, can the ingenious body structure characteristics of utilizing them.

The utlity model has following advantage and effect:

1, can simulate the biped walking form of " left and right sides leg one in front and one in back; two legs alternately stride ", and in the process of whenever striding a step, instantaneous velocity minimum in starting point and final position, and the instantaneous velocity maximum in centre position, this is similar substantially to the whole process that the occurring in nature biped whenever strides a step, reaches bionical effect remarkably true to life, and realizes that the mechanism of above-mentioned functions is ingenious and simple.

2, toy of the present utility model can also simulate the biped turning action, the position of two foots is motionless in whole health turning process, the metacarpus that is every side rotates in the original place separately, this action is also similar substantially to the process that occurring in nature biped and human body are turned, above-mentioned functions is not found as yet in existing toy, is made the utility model more show its novelty and creativeness.

3, can control the direction that whole health is turned.Only need to make the eccentric fritter on left side or right side turn to the higher position, whole health is turned to different directions (clockwise or counterclockwise) by manipulation.

4, alternately stride the forward mechanism of the mechanism of the walking manner or the mode of intermittently turning and switching controls turn direction of switching controls is simply ingenious.The eccentric fritter of a side turns to medium position as long as make wherein, just can make the walking that alternately strides forward of toy two legs; As long as make the eccentric fritter of a side wherein turn to the higher position simultaneously the eccentric fritter of opposite side turn to lower position, just can make toy carry out the clockwise or counterclockwise turning action at intermittence.

Description of drawings

Fig. 1 is the shape and structure schematic diagram of a kind of specific embodiment of the utility model.

Fig. 2 is the structural representation of walking function of alternately striding forward in the specific embodiment shown in Figure 1.

Fig. 3 is a C-C cross-sectional view among Fig. 2.

Fig. 4 is the structural representation of movable leg and metacarpus among Fig. 2.

Fig. 5 is the local enlarged diagram of D among Fig. 4.

Fig. 6 is a travel driving motor and eccentric little drive mechanism schematic diagram among Fig. 2.

Fig. 7 is a walking drive and eccentric little shape schematic diagram among Fig. 6.

Fig. 8 is that the position of two eccentric little axles among Fig. 7 concerns schematic diagram.

Fig. 9 is the segmentation schematic diagram of the rotary motion trace of eccentric little axle among Fig. 8.

Figure 10 turns to control the shape schematic diagram of wheel and eccentric fritter.

Figure 11 is that the position of two eccentric fritters among Figure 10 concerns schematic diagram.

Figure 12 is the segmentation schematic diagram of the rotary motion trace of eccentric fritter among Figure 11.

Figure 13 is the first kind of form schematic diagram of turning action controlling organization in the specific embodiment shown in Figure 1.

Figure 14 is the second kind of form schematic diagram of turning action controlling organization in the specific embodiment shown in Figure 1.

Figure 15 is the third form schematic diagram of turning action controlling organization in the specific embodiment shown in Figure 1.

Figure 16 is an A-A cross-sectional view among Figure 15.

Figure 17 is the turning action schematic diagram of two metacarpus in the specific embodiment shown in Figure 1.

The specific embodiment

Fig. 1, Fig. 2, Fig. 3, the specific embodiment shown in Figure 4 is the imitative dinosaur moulding electronic toy that has two foots and tail 11, this electric two feet walking toy comprises body frame 1, body frame 1 inside is installed with travel driving motor 2, body frame both sides are respectively equipped with a movable leg 3, movable leg 3 lower ends are respectively equipped with metacarpus 4, every movable leg mainly is made of driving lever 31 and follower lever 32, the top of driving lever and follower lever is hinged (as the W among Fig. 4 with the body frame respectively, shown in the X point), the bottom of driving lever and follower lever is hinged (as the Y among Fig. 4 with the metacarpus of homonymy respectively, shown in the Z point), make driving lever and follower lever form the double rocking lever transmission mechanism, driving lever top also is provided with strip hole 311, Fig. 1, Fig. 6, shown in Figure 7, travel driving motor 2 is connected with two walking drives 5 by idler gear 21, two walking drive 5 shared walking transmission main shafts 22, be fixed with eccentric little axle 6 on two walking drives 5 respectively, Fig. 7, shown in Figure 8, the eccentric position of two eccentric little axles 6 is about walking transmission main shaft 22 symmetries, and promptly the eccentric direction of two eccentric little axles 6 differs 180 degree; Fig. 4, shown in Figure 5, two eccentric little axles 6 respectively with driving lever strip hole 311 sockets of homonymy; Two metacarpus bottom surfaces are respectively equipped with gear 41, metacarpus also be hinged with turn to control pawl 42, turn to control to be provided with limited block 43 below the pawl, when metacarpus gear 41 when turning to 42 engagements of control pawl, turn to the control pawl to run into limited block 43, gear can only one-directional rotation like this, two movable leg all can only be striden forward and can not retreat.Shown in Figure 9, when the eccentric little axle of driven by motor both sides rotated (rotation direction is shown in Fig. 9 circular arc arrow), the upper semisection that wherein must have a little axle of off-centre to be positioned at circular path was the EGF arc, to the thrust direction of driving lever shown in arrow a among the figure; The eccentric little lower semisection that must be positioned at circular path of another root is the EHF arc simultaneously, its to the thrust direction of homonymy driving lever shown in arrow b, make the movable leg of a side wherein static like this, the movable leg of opposite side travels forward, after two eccentric little axles turn over the horizontal line of demarcation (EF line) of its circular motion track, the thrust direction of two eccentric little axles changes simultaneously, original static movable leg is travelled forward, originally proal movable leg becomes inactive state, one in front and one in back alternately stride so, constantly circulation.

Fig. 1, Figure 13, Figure 15, shown in Figure 16, two metacarpus gears outside also is respectively equipped with stop trip 44, two stop trips upper end is connected with transmission bar 45 respectively, also be respectively equipped with chute 312 on two active legs, 31 tops, be respectively equipped with the slide block 313 that can slide up and down in two chutes, two slide block bottoms are fan-shaped, and two slide blocks are connected with the transmission bar 45 of homonymy respectively.Body frame inside also is provided with second motor 7, second motor is connected with two control wheels 8 of turning by second idler gear 72, its transmission mechanism and Fig. 6 are similar, shown in Figure 10, two turning control wheel 8 shared 71, two turning control of control main shafts wheels 8 of turning lay respectively at body frame both sides, be fixed with eccentric fritter 9 respectively on two control wheels 8 of turning, shown in Figure 11, the eccentric position of two eccentric fritters 9 is about control main shaft 71 symmetries of turning, and promptly the eccentric direction of two eccentric fritters 9 differs 180 degree; Fig. 1, shown in Figure 13, two eccentric fritters 9 lay respectively at slide block 313 belows of homonymy, and the slide block 313 that makes two eccentric fritters 9 can promote homonymy moves upward, and two eccentric fritters, 313 belows are connected with back-moving spring 46 respectively.Shown in Figure 14, when wherein the eccentric fritter of a side turns to higher position (the MN section of circular motion track among Figure 12), this off-centre fritter is shifted the slide block of homonymy onto upper position, this side metacarpus gear 41 can not be rotated by fastening, make the movable leg 3 of this side can not stride forward and to retreat, the eccentric fritter of opposite side must turn to lower position (the PQ section of circular motion track among Figure 12) simultaneously, the slide block of the back-moving spring 46 pulling opposite sides of opposite side is exercised stop for 312 times and is colluded 44 and break away from metacarpus gear 41, therefore when the movable leg of this side was subjected to backward active force, the movable leg of opposite side then was subjected to active force forward and strides forward a step; Until two eccentric little axles 6 be rotated further make two movable leg changed simultaneously by force direction after, though the movable leg of this side has thrust forward but can not move, and the movable leg of opposite side can not retreat owing to the active force that is subjected to backward simultaneously, the movable leg that is both sides all can not move, but it is moving that travel driving motor still continues not stall, the reaction force of motor thrust shows as the torsion to whole body frame, and whole body is rotated; Shown in Figure 17, the position of two foots is motionless in whole health turning process, and the metacarpus 4 that is every side rotates in the original place separately, rotates the original foreleg in back and becomes back leg, and back leg originally becomes foreleg, and eccentric little axle also turns over 180 degree in the body rotation process; After this turn in the processes of 180 degree little of off-centre, the movable leg of opposite side can stride forward a step again again, and striding forward-turning motion of intermittence carried out in so constantly circulation.Shown in Figure 15, when wherein the eccentric fritter of a side turns to lower position (the PQ section of circular motion track among Figure 12), the eccentric fritter of opposite side must turn to higher position (the MN section of circular motion track among Figure 12), the action of this toy is to shown in Figure 14 similar under this state, and just the body direction of turning is opposite.Shown in Figure 13, when wherein the eccentric fritter of a side turns to medium position (the MP section of circular motion track or NQ section among Figure 12), the inevitable also corresponding medium position (the NQ section of circular motion track or MP section among Figure 12) that turns to of the eccentric fritter of opposite side, at this moment the back-moving spring of both sides all makes stop trip and metacarpus gear break away from, two metacarpus gears can one-directional rotation, and two movable leg one in front and one in back alternately stride and stride forward action under this state.

Fig. 1, shown in Figure 3 can also be provided with a movable wheel 10 in toy tail 11 bottoms and form the strong point that lands, and this activity wheel forms one 3 definite supporting surfaces that land with the gear of described two metacarpus.

Certainly, the gear of above-mentioned metacarpus also can be ratchet, and the control pawl that turns to that above-mentioned metacarpus is pivoted also can be ratchet.

Claims

1, a kind of electric two feet walking toy, comprise the body frame, body frame inside is installed with travel driving motor, body frame both sides are respectively equipped with a movable leg, the movable leg lower end is respectively equipped with metacarpus, it is characterized in that: every movable leg has driving lever, driving lever top and body frame are hinged, the bottom of driving lever and the metacarpus of homonymy are hinged, driving lever top also is provided with the strip hole, travel driving motor is connected with two coaxial walking drives by transmission mechanism, is fixed with the eccentric little axle and the eccentric position symmetry of two eccentric little axles on two walking drives respectively; Two eccentric little axles connect with the driving lever strip borehole jack of homonymy respectively; Two metacarpus bottom surfaces are respectively equipped with gear, metacarpus also be hinged with make that gear can only one-directional rotation turn to the control pawl.

2, according to the electric two feet walking toy of claim 1, it is characterized in that: two metacarpus gears outside also is respectively equipped with the stop trip, two stop trips upper end is connected with the transmission bar respectively, also be respectively equipped with chute on two movable leg tops, be respectively equipped with the slide block that can slide up and down in two chutes, two slide blocks are connected with the transmission bar of homonymy respectively.

3, according to the electric two feet walking toy of claim 2, it is characterized in that: body frame inside also is provided with second motor, second motor is connected with two coaxial turning control wheels by transmission mechanism, two control wheels of turning lay respectively at body frame both sides, be fixed with eccentric fritter respectively on two control wheels of turning, and the eccentric position symmetry of two eccentric fritters; Two eccentric fritters lay respectively at the slide block below of homonymy; Two eccentric fritter belows are connected with back-moving spring respectively; There is following position matching between the eccentric fritter of described both sides, slide block, transmission bar, stop trip and the metacarpus gear:

--when the eccentric fritter of a side wherein turned to the higher position the eccentric fritter of opposite side turns to lower position simultaneously, the stop trip of this side can be with the metacarpus gear fastening of homonymy and the metacarpus gear disengaging of the stop trip of opposite side and opposite side simultaneously;

--when the eccentric fritter of both sides all was positioned at medium position, the stop trip of both sides all broke away from the metacarpus gear.

4, according to the electric two feet walking toy of claim 3, it is characterized in that: described slide block bottom is fan-shaped.

5, according to any one described electric two feet walking toy in the claim 1 to 4, it is characterized in that: every movable leg also is provided with follower lever, the top of follower lever and body frame are hinged, the bottom of follower lever and the metacarpus of homonymy are hinged, make the driving lever of homonymy and follower lever form the double rocking lever transmission mechanism.

6, according to any one described electric two feet walking toy in the claim 1 to 4, it is characterized in that: body frame afterbody also is provided with the strong point that lands.

7, according to the electric two feet walking toy of claim 6, it is characterized in that: the strong point that lands of described body frame afterbody is a movable steamboat.

8, according to any one described electric two feet walking toy in the claim 1 to 4, it is characterized in that: described metacarpus is hinged turns to and is provided with limited block below the control pawl, and the metacarpus gear, turn to control pawl, limited block three to have following position matching: when the metacarpus gear when turning to the engagement of control pawl, turn to the control pawl to run into limited block.

9, according to any one described electric two feet walking toy in the claim 1 to 4, it is characterized in that: the gear of described metacarpus is a ratchet, and described metacarpus is hinged, and to turn to the control pawl be ratchet.

10, according to the electric two feet walking toy of claim 5, it is characterized in that: the control that turns to of described metacarpus is provided with limited block below the pawl, and the metacarpus gear, turn to control pawl, limited block three to have following position matching: when the metacarpus gear when turning to the engagement of control pawl, turn to the control pawl to run into limited block.