CN100558432C - Electric model automobile - Google Patents
Electric model automobile Download PDFInfo
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- CN100558432C CN100558432C CNB2006100818951A CN200610081895A CN100558432C CN 100558432 C CN100558432 C CN 100558432C CN B2006100818951 A CNB2006100818951 A CN B2006100818951A CN 200610081895 A CN200610081895 A CN 200610081895A CN 100558432 C CN100558432 C CN 100558432C
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Abstract
A kind of electric model automobile can simply be arranged to rear-guard dynamic formula four-wheel drive vehicle, forerunner's dynamic formula four-wheel drive vehicle or the front and back wheel four-wheel drive vehicle of drive-type simultaneously.Comprise: first assembly (6), the axle supporting is by electric motor driven a pair of wheel (13); Second assembly (7), axle supporting a pair of wheel (14); And vehicle body (1), first assembly and second assembly be installed in first installation site, rear (2) or second installation site, the place ahead (3) be installed on first installation site, rear and second installation site, the place ahead on arbitrary position or with two first assemblies; The car cover, the cover cap vehicle body.Can between vehicle body and car cover, keep first assembly and second assembly after on the arbitrary position that first assembly and second assembly is installed in first installation site or second installation site, perhaps two first assemblies are installed on first installation site and second installation site and can between vehicle body and car cover, keep first assembly afterwards.
Description
Technical field
The present invention relates to electric model automobile, relate in particular to the electric model automobile technology of on the installation site, front and back of vehicle body, freely exchanging first assembly and second assembly, wherein, this first assembling axon supporting is by electric motor driven a pair of wheel, and this second assembling axon supports a pair of wheel.
Background technology
At present, the known electric model automobile that a kind of four-wheel driving type is arranged, the roller that is arranged on four jiaos on described car cover by the left and right sides wall guiding along the runway that does not have the border carries out steering.According to this electric model automobile, wait child and the assembling match element to be assembled and after finishing electric model automobile, make the starting simultaneously on the circuit of the private track that has two tracks at least of two electric model automobiles carry out racing car, to obtain more enjoyment.
Sell " the special-purpose adjustment kit " that dc motor and motor contact etc. are arranged on the market, buy these devices, and suitably be installed on this electric model automobile, can enhance competitiveness, thereby increase more enjoyment, wherein, this dc motor is meant dc motor that replacement encloses with the assembling match element in advance, can produces more superpower dc motor, and this motor contact is meant and is coated with the lower gold-plated motor contact of resistance.Therefore, even child also can use simple tools or dismantle and assembly operation without instrument.
On the other hand, in the wireless operating automobile, there is a kind of like this structure to be suggested: socket (connector) to be set between separately at preceding wheel unit, rear wheel unit and control module, and can load and unload with compound mode, wherein, should have the steering function by preceding wheel unit, this rear wheel unit drives trailing wheel by Motor Drive, and this control module is by wireless operating control driving (patent documentation 1).
Patent documentation 1: Japan opens clear 62-128596 communique in fact
But, according to the motion of above-mentioned patent documentation 1,, be difficult to carry out the exchange operation of above-mentioned special use adjustment kit from the angle that the product assembly operation simplifies.Therefore, it is often impossible in fact especially waiting the exchange operation of carrying out the motor contact by child, and this motor contact is used for being electrically connected between the electrode of dc motor and battery electrode.
In addition, the electric model automobile of above-mentioned four-wheel driving type constitutes: the assembly of axle supporting by electric motor driven pair of rear wheels can be loaded and unloaded on the installation site that freely is arranged on the vehicle body rear, on the other hand, the assembly that axle is supported front-wheel can load and unload on the installation site that freely is arranged on vehicle body the place ahead, and, by transmission mechanism the driving force of trailing wheel is passed to front-wheel.Consequently can form the four-wheel drive vehicle of so-called rear-guard dynamic formula.
But, as the runway of competition field, the electric model automobile private track of four-wheel driving type has first to fourth turning that begins to connect from parallel straight line portion.Therefore, in play, how can be very important by each turning with the shortening time with the short time.
So, in order to pass through the turning, considered that four-wheel drive vehicle relation, so-called forerunner's dynamic formula of distribution of weight becomes favourable vehicle with the short time.Therefore, exist the battery polarity reversal of the four-wheel drive vehicle of rear-guard dynamic formula is made its situation of driving in the wrong direction and playing, but because complicated rear wing is positioned at that front etc. lacks the sense of reality meaning not.
Summary of the invention
The present invention has overcome above-mentioned technical problem, and its purpose is to provide can be to the four-wheel drive vehicle of the four-wheel drive vehicle of rear-guard dynamic formula, forerunner's dynamic formula or the front and back electric model automobile simply set of the four-wheel drive vehicle of drive-type simultaneously.
In order to address the above problem, realize purpose, the invention provides a kind of electric model automobile, this electric model automobile comprises: first assembly is used for the axle supporting by electric motor driven a pair of wheel; Second assembly 7 is used for a pair of wheel of axle supporting; Vehicle body 1, the first assembly and second assembly have three kinds of mounting means on the vehicle body: a) first assembly is installed on first installation site 2 at rear, and with second assembly on second installation site 3 in the place ahead; B) first assembly is installed on second installation site 3 in the place ahead, and with second assembly on first installation site 2 at rear; And c) two first assemblies is installed in respectively on second installation site 3 in first installation site 2 at rear and the place ahead; And car cover 60, be used to cover described vehicle body; Wherein, can keep first assembly and second assembly between vehicle body and the car cover or can between described vehicle body and described car cover, keep described first assembly after described first assembly is installed on described first installation site and described second installation site after on any position that described first assembly and described second assembly is installed in described first installation site or described second installation site two.
In addition, abutting part 6a, the 7a with described car cover butt of described first assembly and described second assembly form identical shape respectively, by the butt of described car cover, can after keeping first assembly and second assembly between vehicle body and the car cover or being installed in two first assemblies on first installation site and second installation site, can between vehicle body and car cover, keep first assembly after on any position that first assembly and second assembly is installed in first installation site or second installation site.
In addition, described electric model automobile also comprises transmission mechanism 32,32,40,41,41, be used for when select described a) or b) mounting means the time driving force of the described wheel of described first assembly passed to the described wheel of described second assembly, wherein, described first assembly or described second assembly are formed with notch 11x, 11y, 15x, 15y respectively, described notch is across described transmission mechanism, and extends upward setting in front and back.
In addition, described transmission mechanism comprises: first crown wheel 32 is fixed on the axletree of described wheel of described first assembly; Second crown wheel 32 is fixed on the axletree of described wheel of described second assembly; Axis body 40, its long side direction unanimity on the fore-and-aft direction of described vehicle body, rotatable earth's axis supporting; And a pair of horizontal gear 41,41, be fixed on the two ends of described axis body, and with described first, second crown wheel engagement.
In above-mentioned electric model automobile, described Motor Drive drives by the dc motor 8 that utilizes two batteries to drive; Described vehicle body is formed with battery container portion 4, the positive and negative electrode of staggered described two batteries between described first installation site and described second installation site, and on fore-and-aft direction, accommodate battery; Described first assembly comprises pair of motors contact 9,10, in order to connect the electrode of described two batteries and described dc motor, forms contact 9a, 9a, 10a, 10a in each side of the fore-and-aft direction of described first assembly; And, described second assembly, with switch block 51 and pair of switches contact 50,50 are configured in respectively on each side of fore-and-aft direction of described second assembly, and, when select described a) or b) mounting means the time, two peristome 1k of the front and back of the bottom surface by running through described vehicle body, can operate described switch block for one among the 1k, wherein, described switch block 51 is removable to be configured on the bottom surface of described second assembly, each make and break contact 9a, 9a, 10a, the move operation of 10a by described switch block, with the positive and negative electrode state of contact of described two batteries and the state that separates between carry out strain.
And, fix and run through described motor contact with the 9c of hole portion, 10c, protuberance 23,24 on each side of described hole portion and the fore-and-aft direction that is formed on first assembly is chimeric and fixing, and, internal configurations at described first assembly has described dc motor, and make described electrode and described motor contact opposed, thereby can exchange described dc motor and described motor contact.
In addition, in above-mentioned electric model automobile, described first assembly comprises base portion 11 and lid 12, described lid rotating shaft is bearing on the described base portion, and chimeric with described base portion, wherein, can make described dc motor be in motionless state by described lid.
And, in above-mentioned electric model automobile, also comprising roller 61, described roller is arranged on four jiaos of described car cover, and is free to rotate along direction of traffic, wherein, guides described roller by the left and right sides wall along the runway that does not have the border, thereby carries out steering.
According to the present invention, be set to the electric model automobile that various driving conditions are played more more joyously by electric model automobile simply thereby can provide a kind of.
Description of drawings
Fig. 1 (a)～(c) is illustrated in as the master that lid state before is installed on the electric model automobile of an embodiment of the present invention to look schematic diagram.
Fig. 2 (a) is the broken section front view that is used to be illustrated in the state before the mounting cup 60 after the installment state shown in Fig. 1 (a), and Fig. 2 (b) is the broken section front view that is used to represent to install the state after the car cover 60.
Fig. 3 is the three-dimensional exploded view of the electric model automobile of Fig. 1, Fig. 2.
Fig. 4 is the three-dimensional exploded view of first assembly 6 of Fig. 1.
Fig. 5 is the bottom view of base portion 11 of first assembly 6 of Fig. 4.
Fig. 6 is the three-dimensional exploded view of second assembly 7 of Fig. 3.
Fig. 7 (a) is the plane of the action specification under the power switch off-state, the plane of the action specification under Fig. 7 (b) power switch on-state.
Fig. 8 is the three-dimensional exploded view of car cover 60.
Fig. 9 is the stereoscopic figure of the electric model automobile 100 after finishing.
The specific embodiment
Below, with reference to accompanying drawing preferred each embodiment of the present invention is described.At this, the present invention can have various changes and variation, and particular instance wherein is shown in the drawings, below is described in detail.But, be not limited to these contents, as long as within protection scope of the present invention, certainly take various formations, applicable to all electric model automobiles.
At first, Fig. 1 (a)～(c) is illustrated in as the master that lid state before is installed on the electric model automobile of an embodiment of the present invention to look schematic diagram.
Fig. 1 (a) illustrates the state before second installation site of axle being supported on first installation site that first assembly 6 by electric motor driven a pair of wheel 13 is installed in vehicle body 1 rear and second assembly 7 that axle supports a pair of wheel 14 is installed in vehicle body 1 the place ahead.In addition, Fig. 1 (b) illustrates the state before second installation site of axle being supported on second installation site that first assembly 6 by a pair of wheel 13 of Motor Drive is installed in vehicle body 1 the place ahead and second assembly 7 that axle supports a pair of wheel 14 is installed in vehicle body 1 rear.And, the state before Fig. 1 (c) illustrates on first, second installation site that two second assemblies 6,6 are installed in vehicle body 1.
In Fig. 1 (a), vehicle body 1 travels as the place ahead with arrow F direction.On second installation site 3 in first installation site 2 of covering vehicle body 1 rear and vehicle body 1 the place ahead, be formed with slotted eye 3a, the 2a that represents with dotted line in scheming respectively everywhere.In addition, be formed with the peristome 1k that represents with dotted line in scheming respectively at the place ahead and the rear of vehicle body 1 bottom surface.
In addition, in order to constitute transmission mechanism, between first installation site 2 and second installation site 3, can be provided with the axis body 40 (dotted line among the figure) that two ends are fixed with horizontal gear 41,41 with rotating freely.
Be provided with the dc motor shown in the dotted line 8 among the figure in first assembly, 6 inside, and constitute: by with the rotating shaft that is fixed on this dc motor on the not shown gear train of gears engaged drive the trailing wheel of representing with chain-dotted line 13.On the axletree of this trailing wheel 13, be fixed with first crown wheel 32 (diagram dotted line).
In addition, this first assembly 6 as shown in the figure, also is formed with the installation base portion of base portion 11 as each parts on four jiaos of this base portion 11 and extends stud 11a, the 11a (two places only are shown in the drawings) that is provided with downwards.Behind four on four jiaos of second installation site 2 that these studs 11a is formed at the relatively vehicle body 1 installation slotted eye 2a of portion (two places only shown in broken lines in the drawings) location, be pressed into along the direction of arrow, thereby first assembly 6 forms as one with vehicle body 1.In addition, the operating portion 51k of switch block 51 can operate from the bottom surface of vehicle body 1 by the peristome 1k in vehicle body the place ahead.At this, stud 11a and the 2a of slotted eye portion form following chimeric size relationship or mutual alignment relation respectively: by first assembly 6 is transferred to upward from vehicle body 1, thereby can dismantle simply.Perhaps, also can fix by not shown locked mechanism.
On the base portion 11 of this first assembly 6, also be formed with along fore-and-aft direction and extend notch 11x, the 11y (dotted line among the figure) that is provided with, any notch 11x, 11y constitute: do not install by there is machinery across above-mentioned horizontal gear 41, and crown wheel 32 and horizontal gear 41 are engageable with interfering.
On the other hand, second assembly constitutes: the front-wheel of representing with chain-dotted line with 15 supports of base portion of the installation portion that constitutes each parts 14.In addition, on the axletree of this front-wheel 14, be fixed with second crown wheel 32 (dotted line among the figure).And, as shown in the figure, on four jiaos of this base portion 15, also be formed with and extend stud 15a, the 15a (two places only are shown in the drawings) that is provided with downwards, and constitute: behind four on four jiaos of second installation site 3 that is formed at vehicle body 1 relatively installation slotted eye 3a, 3a (two places only shown in broken lines in the drawings) location, by being pressed into along the direction of arrow, first assembly 6 forms as one with vehicle body 1.In addition, base portion 15 at this second assembly 7 also is formed with notch 15x, the 15y (dotted line among the figure) that extends setting along fore-and-aft direction, any notch 15x, 15y do not install by there is machinery across above-mentioned horizontal gear 41 with interfering, and crown wheel 32 can mesh with horizontal gear 41.
More than can be arranged to the four-wheel drive vehicle of rear-guard dynamic formula simply.
Then, in Fig. 1 (b), structure or the same symbol of parts mark to above explanation omit explanation, and shape and the allocation position of separately stud 11a, the 15a of first, second assembly 6,7, the 2a of slotted eye portion, the 3a of vehicle body 1 possess interchangeability fully.Therefore, the axle support can be installed on the second fetching position 3 in vehicle body 1 the place ahead along the direction of arrow by first assembly 6 of electric motor driven pair of rear wheels 13.And second assembly 7 that axle supports a pair of front-wheel 14 can be installed on first installation site 2 at vehicle body 1 rear.At this moment, the operating portion 51k of switch block 51 can operate from the bottom surface of vehicle body 1 by the peristome 1k at vehicle body rear.
More than can change into the four-wheel drive vehicle of forerunner's dynamic formula simply from for example rear-guard dynamic formula, so when the shape with Fig. 1 (a) can not write down suitable time, the state shown in Fig. 1 (b) of changing at once can write down and play.
And in Fig. 1 (c), structure or the same symbol of parts mark to above explanation omit explanation, and the stud 11a of two first assemblies 6 can install along the 2a of slotted eye portion, the 3a of the relative vehicle body 1 of the direction of arrow.Thus, can make the four-wheel drive vehicle of double motor formula simply into.
Fig. 2 (a) is used to be illustrated in the broken section front view that the state before the car cover 60 is installed after the installment state shown in Fig. 1 (a), and Fig. 2 (b) is the broken section front view that is used to represent to install the state after the car cover 60.
In this figure, structure or the same symbol of parts mark to above explanation, omit explanation, as mentioned above, after being installed in first, second assembly 6,7 on the vehicle body 1 respectively, also can utilize not shown screw to be fixed, if but this operation is carried out on the way in play, then can lose time, so can then realize the shortening of time by covering car cover 60 fixedly the time.
For this reason, inboard at car cover 60 is formed with a pair of ribs 60f (only illustrating in the accompanying drawing) along fore-and-aft direction, on ribs 60f, be formed with the 60a of shape portion, the 60b of same shape, these each shape portions constitute: can be connected to abutting part 6a, the 7a of the same shape of first assembly 6 and second assembly 7, vehicle body 1 can be fixed as each assembly motionless state relatively.
In illustrated example, on car cover 60, be fixed with the parts 64,71 of thread locking, after parts 64 being inserted the below of bar-like member 1c of vehicle bodies 1, after making car cover 60 rotation along arrow D1 direction, shown in Fig. 2 (b), can fix by between clamping part 1x and parts 71, latch parts 70 being installed.
Then, Fig. 3 is the three-dimensional exploded view of the electric model automobile of Fig. 1, Fig. 2, and the state before the lid is installed in expression.In this figure, to the structure of above explanation or the same symbol of parts mark, omit explanation, illustrated each parts are to use ABS resin material for example to carry out injection moulding.
Particularly, for carrying out the gear that transmission of drive force is used, carry out injection moulding by nylon series plastics material, rubber tyre is formed by natural rubber or tartan.In addition, axletree, axis body are metal, and contact component is that phosphor bronze is made, and adopt and use suitable material according to application target.
On first installation site 2 at this vehicle body 1 rear, be formed with four the slotted eye 2a of portion is installed, first assembly 6 that is provided with the trailing wheel 13,13 that drives with dc motor 8 relative to this first installation site 2 moves shown in the chain-dotted line among the figure, extends four stud 11a that are provided with downwards from the base portion 11 that constitutes this first assembly 6 and installs according to above-mentioned.
Left side in this first installation site 2 is formed with battery container portion 4 with positive negative indication portion, and positive and negative electrode as No. five dry cells 5,5 of two joints of battery is accommodated along fore-and-aft direction by battery container portion 4.In addition, be formed with the slot part 1f parallel with length direction in this battery container portion 4, as mentioned above, this slot part 1f is mounted with the metal axis body 40 of horizontal gear 41 relatively, axis body 40 can rotate in slot part 1f, thereby the driving force of trailing wheel 13 can be passed to front-wheel 14.On this axis body 40, insert the endless member in pairs 42 that constitutes bearing portion, thereby further realize low frictionization.
And, left side in this battery container portion 4, around above-mentioned peristome 1k four second installation sites 3 that the slotted eye 3a of portion is installed are set and are configured as one, shown in the line of the single-point among Fig. 7, packing on this second installation site 3 is provided with second assembly 7 of front-wheel 14,14.That is, extend four stud 15a being provided with downwards from the base portion 15 that constitutes this second assembly 7 by being pressed into four 3a of installing hole portion or location, thereby constitute one with vehicle body 1.
And notch 11y, 15y form as shown in the figure, have prevented that pack into the installation site arbitrarily 2,3 o'clock of fore-and-aft direction of each assembly 6,7 from disturbing the machinery that transmission mechanism causes.
As mentioned above, constitute: tool using can not load and unload first assembly 6 and second assembly 7 and dry cell 5 by relative vehicle body 1 simply.And, by fixing car cover described later, can prevent from fully to float upward.
And, on first assembly 6 and second assembly 7, on the wall of front and back, be fixed with contact component, this contact component is provided with contact 9a, 10a, 50a, 50b, arbitrary installation site before and after even first assembly 6 and second assembly 7 packed into all can provide power supply from battery.Be elaborated for this structure.
Fig. 4 is the three-dimensional exploded view of first assembly 6 of Fig. 3.In this figure, put on identical symbol and omit explanation for the component parts that has illustrated. Trailing wheel 13,13 is pressed into rubber tyre 17 and finishes on resinous wheel 46.After this, on rear flank wheel 13, be pressed into the axletree 18 of the hexagon prism shape of fixing metal system, its axle collar inserts the nylon bush 27 towards wheel 46 sides, insert the axle support holes 21a of portion of the axletree of base portion 11, insert horizontal gear 31 and crown wheel 32, insert the 21b of another support holes portion of axletree, insert nylon bush 27, and it is fixing to be pressed into another trailing wheel 13 backs.Because on horizontal gear 31 and crown wheel 32, be formed with the hexagon ring portion that the axletree 18 with the hexagon prism shape coincide, so can carry out transmission of power for trailing wheel 13 by horizontal gear 31.And if pack first assembly 6 on vehicle body 1, then crown wheel 32 meshes with above-mentioned horizontal gear, so can carry out transmission of power to front- wheel 14,14.
On this base portion 11, further form a support holes portion in the side, as shown in the figure, idler gear 30 and the gear-box portion 22 that is used for the axle supporting are formed as one.This idler gear 30 will be engaged in the gear part of above-mentioned horizontal gear 31 and form as one with gear 29 meshed gears portions that the output shaft of dc motor 8 is fixed, keep and to load and unload with respect to 22a of hole portion in the gear-box portion 22 and U slot part 22b by making metal 33, thereby can simply change and take out.
Dc motor 8 is provided with electrode 8a, the 8b of the bottom surface that is positioned at dc motor 8, after each electrode is bent downwards, packs in the motor receptacle 20 with motionless state.Because this dc motor 8 needs to change continually, so be provided with the lid 12 that opens and closes along the direction of arrow above base portion 11 as the object of " the special-purpose kit of adjusting ".
This lid 12 and axle be bearing in base portion 11 hole, left and right sides portion 25,25 axle support 12a, 12a and form as one with respect to clamping part 26 strains of a part that forms the inwall in the motor resettlement section 20 and the buckle pawl 12b of buckle.Therefore, as shown in Figure 1, under the state of closing lid 12, can prevent to float by pushing down dc motor 8, when changing motor, remove the buckle of buckle pawl 12b, be that rotate upward at the center by making lid 12 with axle support 12a, 12a.Can take out dc motor 8 and above-mentioned idler gear 30 simply.
On the base portion 11 of first assembly 6 that constitutes like this, be provided with positive pole motor contact 9, the negative electricity motivation contact 10 relative replaceably with first, second installation site 2,3 of above-mentioned vehicle body 1.
Fig. 5 is to the base portion 11 fixing positive pole motor contacts 9 of first assembly 6 and the bottom view of negative electricity motivation contact 10.
With reference to Fig. 4 and with further reference to Fig. 5, positive pole motor contact 9 is that one forms by base portion, the 9a of positive contact portion, 9b and the 9b of contact portion pressure processing, and wherein, this base portion forms roughly T word shape as shown in the figure; The 9a of this positive contact portion, 9b are provided with from the two ends of this base portion to the approximate vertical top is upright, by the positive electrode butt with above-mentioned dry cell strain take place; The 9b of this contact portion extends setting from the substantial middle of base portion, on the electrode 8b that is connected to above-mentioned electric current motor 8, makes its moderately strain, supplies with thereby carry out electric power.
On the other hand, negative electricity motivation contact 10 is that one forms by the base portion that is roughly " recessed " shape, the 10a of negative contacts portion, 10a and the 10b of contact portion by pressure processing, wherein, the 10a of this negative contacts portion, 10a uprightly are provided with upward from the two ends approximate vertical of this base portion, produce strain by the negative electrode butt with above-mentioned dry cell; The 10b of contact portion is used for forming by the protrusion such as shown from the middle part of base portion, and with the electrode 8b butt of above-mentioned electric current motor 8, and strain is moderately supplied with thereby carry out electric power.
And,, as shown in the figure, run through to be provided with and amount to 3 the 9c of hole portion in the middle part part of the base portion of positive pole motor contact 9.Insert the contact 9b of portion among the opening 11d (with reference to Fig. 5) of this positive pole motor contact 9 on the bottom surface of the base portion 11 that is arranged at first assembly 6, the 9c of hole portion of base portion central authorities is embedded on the bottom surface wall that is formed at base portion 11, and, be embedded on the protuberance 23 on the perpendicular outer wall face that is formed on base portion 11 by the 9c of hole portion with front and back, base portion 11 can be changed installation simply relatively.
On the other hand, as shown in the figure,, run through that totally four 10c of hole portion being set at the base portion of negative electricity motivation contact 10.This negative electricity motivation contact 10 inserts the contact 10b of portion in the opening 11d of the bottom surface of the base portion 11 that is arranged at first assembly 6 (with reference to Fig. 5) after, the 10c of embedded hole portion on the protuberance 35 of the bottom surface wall that is formed at base portion 11, and, by the 10c of hole portion of chimeric remainder on the protuberance 24 of the perpendicular outer wall face that is formed at base portion 11, so install replaceably for base portion 11.
As mentioned above, on the vertical plane of the base portion 11 by each motor contact 9,10 being disposed at replaceably first assembly 6 and each outside wall surface of bottom surface, do not take out dc motor 8 and can promptly change yet.And the 9a of positive contact portion, 9a and the 10a of negative contacts portion, 10a are along the wall configuration of front and back.
Secondly, Fig. 6 is the three-dimensional exploded view of second assembly 7 of Fig. 3.In this figure, to the identical symbol of the component parts that illustrated mark and omit explanation, front- wheel 14,14 is identical with above-mentioned trailing wheel respectively, is pressed into rubber tyre 17 and finishes on resinous wheel 46.Afterwards, on a front-wheel 14, be pressed into the axletree 18 of the hexagon prism shape of fixing metal system, this collar part insertion is mended cover 27 towards the nylon of wheel 46 sides, be inserted into of the axle support holes 15f of portion of a pair of axletree of base portion 15, then insert crown wheel 32, be inserted into the axle support holes 15g of portion near the axletree of its side, insert nylon bush 27, it is fixing to be pressed into another front-wheel 14 backs.On crown wheel 32, be formed with the hexagon ring portion that the axletree 18 with the hexagon prism shape coincide, so, can carry out transmission of power to front-wheel 14 by above-mentioned gear 41.That is, with reference to Fig. 1, as mentioned above, when this second assembly 7 was packed vehicle body 1 into, then second crown wheel 32 was in engagement with above-mentioned horizontal gear 41, so can be to the front-wheel transferring power.
The switch block 51 and the pair of switches contact 50,50 of on this base portion 15, packing into and constituting power switch.As described later, above-mentioned parts are set to and can change simply.That is, after switch block 51 and pair of switches contact 50,50 are respectively charged into the assigned position of base portion 15, finish with the state that is bearing between base portion 15 and the lid 16.Run through the chimeric 16a of hole portion, 16b, the 16b of claw 15w, 15s, 15s that are provided with in base portion 15 upright settings on the lid 16, thereby can realize simple installation.And, on this lid 16, also run through the 16c of pair of holes portion, the 16c that are provided with the jut 30a, the 30a that are used for inserted-shape parts 30 on this lid 16.The effect of this shaped member 30 is: by above-mentioned and abutting parts first assembly, 6 same shapes are set on second assembly 7, thereby guarantee above-mentioned interchangeability.
Fig. 7 (a) is the vertical view that the switch of expression second assembly 7 is in off-state, and Fig. 7 (b) is the vertical view that the switch of expression second assembly 7 is in on-state.Describe with reference to Fig. 6 and with further reference to Fig. 7, as shown in the figure, switch block 51 from about side 51f left and right symmetrically form arm 51b, 51b.And, utilize the resin material of regulation can operating portion 51k be formed as one, or jut 51a is formed as one.This switch block 51 is installed among the guide portion 15h of base portion 15, is arranged to move up at the right and left of Fig. 7.At this moment, operating portion 51k is outstanding from the below by the 15z of hole portion of base portion 15.In addition, protuberance 51a is by there being the slotted hole portion guiding of lid 16, thus rocking can prevent that switch block 51 from moving the time.
The jut 15m, the 15k that are used for fixing at this base portion 15 each make and break contact 50,50 are integrally formed, are being pressed into back butt arm 51b, 51b and are making its strain by each make and break contact, thereby keeping the buckle state, form one with base portion 15.
In said structure, if with the finger mobile switch block 51 operating portion 51k, the negative contact 50a of portion of the negative pole of the battery of butt often 5 of make and break contact 50 and the positive contact 50b of portion of butt positive pole move to the position of illustrated shape.
That is, shown in Fig. 7 (a), if switch block 51 is for disconnecting (OFF) state, the positive 50b of contact portion is in the position that retreats from battery.And, shown in Fig. 7 (b), if move the operating portion 51k that is positioned at switch block 51 with finger, the arm 15b that is positioned at the switch block 51 of positive contact portion 50b inboard moves to the direction of arrow, so, owing to push the positive contact 50b of portion, 50b to equidirectional simultaneously, switch block 51 forms the state with the battery conducting.
Consequently, form the switch conduction state.And, in order to make its disconnection, move round about.And as shown in Figure 1, if second assembly 7 of said structure is installed, as mentioned above, the operating portion 51k of the switch block of second assembly 7 overlaps with the peristome 1k of vehicle body 1, so, can console switch parts 51 by the peristome 1k of vehicle body 1.
Fig. 8 is the three-dimensional exploded view of car cover 60.This car cover 60 is illustrated streamlined, forms by ABS resin is whole.This car cover 60 comprises following function: the function of keeping its motionless state after above-mentioned first assembly 6 and second assembly 7 and dry cell 5 are fixed in above-mentioned vehicle body, deduce function, rotation is set freely along the function of the guide roller 61 of travel direction at car cover 60 four jiaos near the sense of reality of real vehicle.
Therefore, each guide roller 61 is fixed into and can rotates freely by axial region staged screw 65 and the metal pad 66 that is screwed on shaft support part 62,63, and each shaft support part 62,63 is fixed on the car cover 60, thereby four jiaos of channeling conducts.And shaft support part 63 is fixed with the parts 64 that are used to preserve screw.
On the other hand, car cover 60 also is provided with by the parts 71 that are used for thread locking: be formed at the snap set parts 70 of snap part of clamping part and the fastener 70 that is snapped in the clamping part that forms at vehicle body 1 rear, wherein, clamping part is formed at the left and right sides of vehicle body 1, these snap parts 70 of single operation, so, not needing tool using, just can be fixed on the vehicle body.
At last, Fig. 9 is the outside drawing of the electric model automobile 100 after finishing.After finishing,, under the four-wheel drive state of trailing wheel 13, front-wheel 14, begin to travel along arrow F direction if electric model automobile is transferred at the state of switch connection on the runway of endless track 200.At this moment, by four jiaos guide roller 61, thereby implement high-speed competition when operating along the left and right sides wall 201 guide car covers 60 of endless track.
And, if for example wish to exchange the motor contact at 9,10 o'clock, just can exchange from the vertical plane of the base portion 11 of first assembly 6 and each outer wall of bottom surface, so need not take out direct current generator can exchange rapidly according to the result of competition.Equally, also alteration switch contact 50,50 easily.
In addition, by being arranged to rear-guard dynamic formula four-wheel drive vehicle, can make the distribution of weight W2 of trailing wheel 13 set greatlyyer than the distribution of weight W1 of front-wheel, perhaps be provided with in contrast, form forerunner's dynamic formula four-wheel drive vehicle, the four-wheel drive vehicle of front and back wheel while drive-type before perhaps being set to simply, thus can play giocoso with an electric model automobile.
The above is the preferred embodiments of the present invention only, is not limited to the present invention.In the above-described embodiments, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Symbol description
1 vehicle body, 2 first installation sites
3 second installation sites, 4 battery container sections
5 batteries, 6 first assemblies
7 second assemblies, 8 dc motors
9 positive pole motor contact 10 negative electricity motivation contacts
11 base portions, 13 front-wheels (trailing wheel)
14 trailing wheels (front-wheel), 15 base portions
16 lids, 17 rubber tyres
30 shaped members, 50 make and break contacts
51 switch blocks, 60 car covers
61 rollers, 100 electric model automobiles
Claims (8)
1. an electric model automobile is characterized in that, comprising:
First assembly is to being carried out the axle supporting by electric motor driven a pair of wheel;
Second assembly carries out the axle supporting to a pair of wheel;
Vehicle body, described first assembly and described second assembly have three kinds of mounting means on the described vehicle body: a) described first assembly is installed on first installation site at rear, and described second assembly is installed on second installation site in the place ahead; B) described first assembly is installed on second installation site in the place ahead, and described second assembly is installed on first installation site at rear; And c) two described first assemblies is installed in respectively on second installation site in first installation site at rear and the place ahead; And
The car cover is used for the described vehicle body of cover cap;
Wherein, can keep described first assembly and described second assembly between described vehicle body and the described car cover or can between described vehicle body and described car cover, keep described first assembly after described first assembly is installed on described first installation site and described second installation site after on any position that described first assembly and described second assembly is installed in described first installation site or described second installation site two.
2. electric model automobile according to claim 1 is characterized in that:
The abutting part with described car cover butt of described first assembly and described second assembly forms identical shape respectively, by the butt of described car cover, can between described vehicle body and described car cover, keep described first assembly and described second assembly after on any position that described first assembly and described second assembly is installed in described first installation site or described second installation site, can between described vehicle body and described car cover, keep described first assembly after perhaps being installed in two described first assemblies on described first installation site and described second installation site.
3. electric model automobile according to claim 1 and 2 is characterized in that:
Also comprise transmission mechanism, when select described a) or b) mounting means the time, described transmission mechanism is used for the driving force of the described wheel of described first assembly is passed to the described wheel of described second assembly;
Described first assembly or described second assembly are formed with notch respectively,
Described notch is across described transmission mechanism, and extends upward setting in front and back.
4. electric model automobile according to claim 3 is characterized in that:
Described transmission mechanism comprises:
First crown wheel is fixed on the axletree of described wheel of described first assembly;
Second crown wheel is fixed on the axletree of described wheel of described second assembly;
Axis body, its long side direction unanimity on the fore-and-aft direction of described vehicle body, rotatable earth's axis supporting; And
A pair of horizontal gear is fixed on the two ends of described axis body, and with described first, second crown wheel engagement.
5. electric model automobile according to claim 1 and 2 is characterized in that:
Described Motor Drive is to drive by the dc motor that is driven by two batteries;
Described vehicle body is formed with battery container portion, the positive and negative electrode of staggered described two batteries between described first installation site and described second installation site, and on fore-and-aft direction, accommodate battery,
Described first assembly comprises the pair of motors contact, in order to connect the electrode of described two batteries and described dc motor, forms contact in each side of the fore-and-aft direction of described first assembly,
And, on each side of the fore-and-aft direction of described second assembly, dispose switch block and pair of switches contact respectively, and, when select described a) or b) mounting means the time, by operating described switch block along one in pre-and post perforative two peristomes of described vehicle body bottom surface, wherein, described switch block is configured on the bottom surface of described second assembly movably, by the move operation of described switch block, each make and break contact with the positive and negative electrode state of contact of described two batteries and the state that separates between carry out strain.
6. electric model automobile according to claim 5 is characterized in that, comprising:
Fix and run through described pair of motors contact with hole portion, protuberance on each side of described hole portion and the fore-and-aft direction that is formed on first assembly is chimeric and fixing, and, internal configurations at described first assembly has described dc motor, and make described electrode and described pair of motors contact opposed, thereby can exchange described dc motor and described pair of motors contact.
7. electric model automobile according to claim 1 and 2 is characterized in that:
Described first assembly comprises base portion and lid, and the rotatable earth's axis of described lid is bearing on the described base portion, and chimeric with described base portion; Make described motor be in motionless state by described lid.
8. electric model automobile according to claim 1 and 2 is characterized in that also comprising:
Roller is arranged on four jiaos of described car cover free to rotately, so that described electric model automobile advances along direction of traffic,
Wherein, guide described roller, thereby carry out steering by left and right sides wall along the runway that does not have the border.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005138435A JP4276208B2 (en) | 2005-05-11 | 2005-05-11 | Electric model car |
| JP2005138435 | 2005-05-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1911481A CN1911481A (en) | 2007-02-14 |
| CN100558432C true CN100558432C (en) | 2009-11-11 |
Family
ID=37535657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100818951A Expired - Fee Related CN100558432C (en) | 2005-05-11 | 2006-05-08 | Electric model automobile |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4276208B2 (en) |
| CN (1) | CN100558432C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9956491B2 (en) | 2008-10-10 | 2018-05-01 | Jakks Pacific, Inc. | Stunt figure for attaching with a mobile toy to allow for performance of a stunt |
| US8579674B2 (en) * | 2008-10-10 | 2013-11-12 | Jakks Pacific, Inc. | Mobile toy with displaceable flywheel |
| GB2469561B (en) | 2009-04-15 | 2013-03-27 | Red Blue Ltd | Foldable vehicles |
| US8574021B2 (en) | 2011-09-23 | 2013-11-05 | Mattel, Inc. | Foldable toy vehicles |
| WO2016059731A1 (en) * | 2014-10-14 | 2016-04-21 | Gateway Autoart Limited | Car type model |
| JP6158261B2 (en) * | 2015-08-31 | 2017-07-05 | 株式会社バンダイ | Assembly model |
-
2005
- 2005-05-11 JP JP2005138435A patent/JP4276208B2/en not_active Expired - Fee Related
-
2006
- 2006-05-08 CN CNB2006100818951A patent/CN100558432C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1911481A (en) | 2007-02-14 |
| JP4276208B2 (en) | 2009-06-10 |
| JP2006314440A (en) | 2006-11-24 |
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