CN2254766Y - Electric four legs walking animal toy - Google Patents

Abstract

The utility model relates to an electric animal toy walking with four legs, which is composed of a doll body, a mechanical drive mechanism and a motion control circuit, wherein, the mechanical drive mechanism is composed of a motor, a gearwheel in the middle part, a main shaft with scroll bars at both ends, and four crankshafts; the gearwheel is engaged with a pinion on a shaft of the motor, and the middle part of each crankshaft is provided with a worm wheel which is engaged with the scroll bar of the main shaft. The eccentric distances and the phases of cranks at both ends of the crankshafts are reasonably assembled so that the animal toy can walk flexibly and freely by lifting feet, and the postures for simulating animal walking are lifelike and interesting.

Description

Electrodynamic type four-footed walking animal doll

The utility model relates to the toy for animal that a kind of electronic toy, particularly four-footed can move.

At present, utilize animal a lot of on the market as the electronic toy of moulding, make also very exquisitely, but ubiquitous problem is the action dullness, stiff of toy, lacks verisimilitude and entertaining sense, the electrodynamic type toy for animal that can four-footed lifts walking is also rarely found, even the electric animal toy that has some similar four-footeds to move is to be rolled by four wheels in fact, do simulation walking action and drive the four-footed that is connected on the wheel, so not only external form is ugly, and effect is not good enough yet.

The purpose of this utility model provides a kind of four-footed can lift sufficient walking by simulated animal, and form and action is true to nature, and simple in structure, and is cheap, and power consumption is little, the electric animal doll.

The technical scheme that realizes the object of the invention is; It drives body, mechanical driving device and motion control circuit three parts by animal and forms, and doll drives body and comprises body that is formed by connecting by symmetrical folding housing and the four-footed that is bonded by interior plate and shell.Motion control circuit comprises motor, dc source and switch, mechanical driving device comprises the motor of installing on machine stamen framework and the machine stamen framework, with body longitudinal central axis line parallel, be equipped with at the middle part with the gear wheel of motor shaft end pinion, front and back end be equipped with respectively the main shaft of scroll bar and four middle parts all be equipped with can with scroll bar engagement on the main shaft, and the bent axle of the identical turbine of size and parameter constitutes.Four bent axles are parallel to each other and vertical with main shaft, lay respectively at the above and below, front and back of main shaft, and the two ends, the left and right sides of every bent axle are installed one pair eccentric throw is identical and phase place is mutually 180 ° crank throw.The front upper place is identical with the phase place of the crank throw of the same side of back upper place bent axle with back lower place bent axle or front lower place; And the crank throw of the upper and lower bent axle that links to each other with same foot is mutually 180 °.The eccentric throw of forward and backward top or forward and backward below crankshaft crank equates respectively, and the eccentric throw of forward and backward below crankshaft crank is bigger, is 4 times of forward and backward top crankshaft crank eccentric throw.Four bent axles all stretch out in the eyelet of relevant position on slave stamen framework and the body, 8 crank throws all are loaded on the body outside, little spindle nose on the crank throw of the upper and lower bent axle that is connected with each bar foot passes eyelet and the hole slot on this foot interior plate respectively, put anticreep cake cap then, again shell is bonded on the interior plate.

Advantage of the present utility model has been to adopt unique mechanical transmission mechanism, makes the rotational frequency of eight pairs of crank throws on four bent axles identical.And four pairs of crank throw eccentric throws are less on two bent axles of main shaft top, can make animal when walking, left front, right back (or right front, the left back) foot that will take a step is forward mentioned slightly, and motion right front, left back (or left front, right back) foot can reach the purpose that reduces power consumption, saves energy so simultaneously with body jack-up slightly backward.Four pairs of crank throw eccentric throws are bigger on two bent axles of main shaft below, in the time of making animal walking, when foot is mentioned, correspondingly move forwards or backwards.Lift the function of foot walking by the synthetic animal doll of having realized of the motion of upper and lower crank throw.Send corresponding animal cry when making the doll walking by sound control circuit more simultaneously, thereby make this electrodynamic type animal doll motion morphology effect true to nature interesting, cause liking of children.Effect simple in structure, cheap, saves energy that the mechanical transmission mechanism of this doll also has.

Below in conjunction with drawings and Examples the utility model is elaborated.

Fig. 1 is the utility model overall appearance schematic diagram of hand-held line-connection type control.

Fig. 2 is STRUCTURE DECOMPOSITION figure of the present utility model.

Fig. 3 is a partial structurtes exploded view of the present utility model.

Fig. 4 is motion of the present utility model and sound control circuit schematic diagram.

Mechanical driving device of the present utility model is made up of motor 1, main shaft 2, bent axle 3,4,5,6.They all install a left and right sides two halves folding, are marked with in the framework 26 of corresponding peace position and eyelet main shaft 2 and body longitudinal central axis line parallel on it.Gear wheel 9 and two scroll bars 11,12 are housed on main shaft 2.Gear 9 is positioned at main shaft 2 than the centre position, and pinion 10 engagements with on motor 1 axle head constitute one-level and slow down.Two scroll bars 11 and 12 size shape and parameter are identical, install the position, rear and front end at main shaft 2 respectively.A turbine is equipped with at bent axle 3,4,5,6 middle parts respectively, and four turbine size shape and parameter are identical.Bent axle 3,4 is positioned at main shaft 2 front ends, and bent axle 3 is last, and bent axle 4 is following.During assembling, turbine 13 up with scroll bar 11 engagement, turbine 14 below also with scroll bar 11 engagements; Bent axle 5:6 is positioned at main shaft 2 rear ends, and bent axle 5 is last, and turbine 15 and scroll bar 12 engagements, bent axle 6 are following, and turbine 16 also meshes with scroll bar 12.Four bent axles are parallel to each other and vertical with main shaft 2.The engagement of turbine and scroll bar constitutes the second level slows down, and plays when the rotation of main shaft passed to four bent axles 90 ° of phase changes.The left and right termination of four bent axles 3,4,5,6 is equipped with one pair of (totally eight pairs) crank throw respectively.The eccentric throw of the left and right crank throw of every bent axle is identical, and phase place is mutually 180 ° of installations, and on promptly left crank throw pointed to, then right crank throw pointed to down.The pin of opposite side then lifted slightly when the pin that this design reaches preceding (or back) end one side of animal doll landed, so that lift the pin walking of taking a step. Top bent axle 3 and 5 crank throw 27,28 eccentric throws equate; Below bent axle 4 and 6 crank throw 29,30 eccentric throws equate.And crank throw 29,30 eccentric throws of below bent axle 4 and 6 are bigger than crank throw 27,28 eccentric throws of top bent axle 3 and 5, and generally the former is four times of the latter, and all stretch out in the corresponding eyelet on slave stamen framework 26 and the body 25 at the two ends of every bent axle, refills crank throw.Pass eyelet 19 and hole slot 20 on this foot interior plate 17 respectively with little spindle nose 21 and 22 on the upper and lower crankshaft crank that each bar foot is connected, put anticreep cake cap 23 then, again shell 18 is bonded on the interior plate 17.The width of the aperture of eyelet 19 and hole slot 20 should be slightly larger than the diameter of little spindle nose 21 and 22 respectively on the interior plate, so that the motion of foot is flexible.Thisly turn the design of the motion that drives a foot with hyperbolic, the foot end that can reach the animal doll under the motion of upper and lower two pairs of crank throws is synthetic, the movement locus of its movement locus foot end during very near real quadruped walking.The animal doll is when walking, last crankshaft crank is about to be attached thereto the foot that connects and lifts when moving upward, other end crank throw on the same bent axle then moves downward at this moment, and the body of animal is lifted, the height that the animal body lifts just equals the eccentric throw length of crankshaft crank 27,28, and the height that foot lifts is exactly crankshaft crank 27,28 eccentric throw length on the twice.When the foot of animal doll is lifted by last crankshaft crank, little spindle nose 22 on the following crankshaft crank slides in the hole slot 20 of interior plate, order about foot (or backward) motion forward, so on, the synthetic result of following crank throw motion, just realized animal doll (or backward) stride function of walking forward, following crankshaft crank 29, the size of 30 eccentric throws, just determined the size that animal strides, during installation, the phase place of the front upper place and homonymy (left side or the right side) crank throw of back lower place bent axle (3 and 6) or front lower place and back upper place bent axle (4 and 5) should be identical, and link to each other with same foot on, the crank throw phase place of following bent axle should be mutually 180 °, to guarantee that animal doll left front and right back sufficient or right front and left back foot of realization when walking lifts synchronously and walks, the coordination balance of four-footed like this, the attitude when simulating animal walking realistically.Connection between machine stamen framework 26 left and right sides two halves can adopt the bonding or the fastening mode of screw, machine stamen frame fixation in body 25, and with body between be connected and body 25 left and right sides two halves between connection also adopt the bonding or screw fastening.

For strengthening the verisimilitude and the interest of the utility model animal doll, on motion control circuit with motor 1 music-integrating block 7 in parallel, connect a Microspeaker 8 on the music block again, in the walking of animal doll, loudspeaker just can send the tweeting sound of corresponding animal.Music block 7, Microspeaker 8 and motor 1 are installed in the machine stamen framework 26, so that compact overall structure.

Movement control mode of the present utility model has three kinds: the one, the control line of motor and music block is drawn in animal doll body, and be connected in the external control box 24 that dc source and anti-clockwise switch are housed, constitute hand-held line-connection type control circuit.The 2nd, dc source is loaded in the machine stamen framework, anti-clockwise switch is loaded on being convenient on the moving appropriate location of plate of animal doll body, formation integral type control circuit.The 3rd, dc source and receiver of remote-control sytem to be packed in the machine stamen framework, the motion of hand-held remote controller (day close) control animal doll constitutes handheld remotely-controlled control circuit.No matter use which kind of movement control mode, can both control advancing or retreating of animal doll flexibly and comfortably.As the moulding of doll animal, the animal that can adopt four-footeds such as dog, bear, tiger, dinosaur to walk or creep is so that such toy product is rich and varied.

Claims (3)

1, a kind of electrodynamic type four-footed walking animal doll, drive body by doll, mechanical driving device and motion control circuit three parts are formed, doll drives body portion and comprises body [25] that is formed by connecting by symmetrical folding housing and the four-footed that is bonded by interior plate [17] and shell [18], motion control circuit comprises motor [1], dc source and switch [24], it is characterized in that mechanical driving device is by the motor [1] on the machine stamen framework [26] that is fixed in the body [25], with body longitudinal central axis line parallel, the gear wheel [9] with motor shaft end pinion [10] engagement is equipped with at the middle part, the front and back end is equipped with scroll bar [11] respectively, [12] main shaft [2] and four middle parts all are equipped with and can be gone up the scroll bar engagement with main shaft [2], and the turbine that size and parameter are identical [13], [14], [15], [16] bent axle [3], [4], [5], [6] constitute, bent axle [3], [4], [5], [6] parallel to each other and vertical with main shaft [2], lay respectively at the front upper place of main shaft [2], the front lower place, the back upper place, the back lower place, the crank throw that the identical and phase place of one pair of eccentric throw is mutually 180 ° is installed about every bent axle, homonymy (left side or right side) the crank throw phase place of bent axle [3] and [6] or bent axle [4] and [5] is identical, and on linking to each other with same foot, the crank throw of following bent axle is mutually 180 °, the crank throw [27] of bent axle [3] and [5], [28] eccentric throw equates and is less, the crank throw [29 of bent axle [4] and [6], [30] eccentric throw equates and is bigger, crank throw [29], [30] eccentric throw is crank throw [27], [28] 4 of eccentric throw times, four bent axles all slave stamen framework [26] and body [25] are gone up in the corresponding eyelet and are stretched out, 8 crank throws all are loaded on outside the body [25], on being connected with each bar foot, little spindle nose [21] on the crank throw of following bent axle and [22] are passed eyelet [19] and the hole slot [20] on this leg foot interior plate [17] respectively, put anticreep cake cap [23] then, again shell [18] is bonded on the interior plate [17].

2, electrodynamic type four-footed walking animal doll as claimed in claim 1, it is characterized in that on motion control circuit also and motor [a 1] music-integrating block in parallel [7] and the Microspeaker [8] that is connected with this music block music block [7] and miniaturely raise fearness device [8] and motor [1] is installed in the machine stamen framework [26] simultaneously.

3, electrodynamic type four-footed walking animal doll as claimed in claim 1 or 2 is characterized in that motion control circuit can place dc source and anti-clockwise switch in the external control box [24], constitutes hand-held line-connection type control circuit; Also dc source can be loaded in the machine stamen framework [26], anti-clockwise switch is loaded on the animal doll body [25], constitutes the integral type control circuit; Dc source and receiver of remote-control sytem can also be packed in the machine stamen framework [26], constitute handheld remotely-controlled control circuit.

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