CN204121757U - A kind of wheel of electric toy car - Google Patents
A kind of wheel of electric toy car Download PDFInfo
- Publication number
- CN204121757U CN204121757U CN201420571979.3U CN201420571979U CN204121757U CN 204121757 U CN204121757 U CN 204121757U CN 201420571979 U CN201420571979 U CN 201420571979U CN 204121757 U CN204121757 U CN 204121757U
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- Prior art keywords
- wheel
- roller
- toy car
- nave boss
- hole
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Abstract
The utility model discloses a kind of wheel of electric toy car, feature be include nave boss and be arranged on nave boss wheel face can the roller of rotation, roller uniform ring is located on the wheel face of nave boss, therefore horizontal skidding can be eliminated when travelling in the plane, toy car is travelled more steadily fast, and when travelling on large radian turns round track, the transverse direction of roller is rolled and can be eliminated the difference of the different generation of path length that inside and outside wheel walk in bending orbital plane, toy car can smooth and easyly be turned round, simultaneously roller can be installed on to elastic shrinkage on nave boss and the fraction of roller stretches out the wheel face of nave boss in its natural state, therefore the automatic elastic contraction of this roller can make toy car have damping effect when travelling on rugged, and by when this wheel application to two-sided toy car travels on the vertical track closed, utilize the roller of this upper and lower wheel and the upper and lower contact surface of track to extrude and produce normal pressure to overcome the gravity of toy car self, effective guarantee toy car can travel vertically upward in track.
Description
Technical field
The utility model relates to a kind of toy car accessory, is a kind of wheel of electric toy car specifically.
Background technology
Existing toy vehicle wheels, generally comprise columned nave boss and be enclosed within the tire on nave boss, this toy car in motion, is utilize the frictional force of tire and contact surface to travel to realize toy car.If but such toy vehicle wheels is applied on element of rail toy car, particularly there is large radian turn round and track vertically upward, because the squeegee action ability of wheel is very little, so when travelling on the track that large radian turns round, the difference that this wheel cannot be eliminated or the inside and outside wheel of oneself's coupling produces in the path length difference that bending orbital plane is walked, when turning round simultaneously lateral wheel face and track side surfaces frictional force excessive, finally cause toy car to be stuck motionless in large radian corner; Tire flexibility contractility again due to wheel is very little, described when travelling on track vertically upward, normal pressure and then enough frictional force is provided cannot be produced to track by the elastic shrinkage of wheel, this frictional force is utilized to be greater than the gravity of toy car self and to realize toy car and travel vertically upward, if the toy car of this wheel enters track vertically upward, be that the inadequate toy car of inertia that is short of power is not creeped and dropped, or be that wheel and rail contact face frictional force are excessive and that toy car is stuck on vertical track is motionless.
Summary of the invention
For the problem existing for above-mentioned prior art, it is ingenious that the purpose of this utility model is to provide a kind of design, can make the toy car of application smooth and easy traveling and wheel of electric toy car of upwards creeping in vertical track on large radian turns round track.
For achieving the above object, the technical scheme that the utility model adopts is: a kind of wheel of electric toy car, be characterized in including nave boss and be arranged on nave boss wheel face can the roller of rotation, described roller uniform ring is located on the wheel face of nave boss, and described roller can be installed on to elastic shrinkage on nave boss and the fraction of roller stretches out the wheel face of nave boss in its natural state.
Wherein, the wheel face of above-mentioned nave boss offers the through hole that some uniform intervals are periphery, described roller to be installed in described through hole and can the horizontal rotation of nave boss relatively.
Further, the front and back end length of above-mentioned through hole is greater than the length of roller, the left and right end length of described through hole is greater than the width of roller, is provided with axis hole in the middle of described through hole front/rear end, described roller be provided with on its axis rotating shaft connect with described axis hole and realize roller can the rotation of relative nave boss transverse direction.
Can be installed on nave boss to elastic shrinkage to realize roller, the axis hole of above-mentioned through hole front/rear end be designed to the elasticity axis hole that elasticity presses down, described roller be installed in described elasticity axis hole realize roller can the wheel face elastic shrinkage of nave boss relatively.
Both can elastic shrinkage in order to realize roller, can reduce manufacturing cost again, above-mentioned rollers can be designed to have elastically-deformable elastic wheel by the utility model, and described elastic wheel in its natural state its fraction stretches out the wheel face of nave boss.Thus can omit axis hole is designed to elasticity axis hole.
Roller of the present utility model can be single design, also can be to offer at the wheel face of above-mentioned nave boss the through hole that two row's uniform intervals are periphery in its width direction side by side, and described roller to be installed in described through hole and can the horizontal rotation of nave boss relatively.In addition, also single roller design can be become roller ring, in the middle of the wheel face of nave boss, be namely provided with one can the ring bodies of horizontal rotation, ensures that this wheel can play a role at its roller of any turned position equally like this.
Occur that the section at interval is poor to make up single roller, the interval location of each through hole of left bank all between two through holes that right row is adjacent in above-mentioned two exhausting holes.
In order to reduce when wheel turns round in orbit and the frictional resistance of track medial surface and ensures that toy car energy smooth and easyly turns round, the lateral surface of nave boss can be designed to arc surface by the utility model; Also the centre position of the lateral surface of nave boss can be provided with the Universal caster protruding lateral surface.
The utility model can the roller of rotation owing to being provided with on the wheel face of nave boss, and roller uniform ring is located on the wheel face of nave boss, therefore this roller lateral rotation can eliminate horizontal skidding when travelling in the plane, toy car is travelled more steadily fast, and when travelling on large radian turns round track, the transverse direction of roller is rolled and can be eliminated or the self-difference of mating inside and outside wheel and producing in the path length difference that bending orbital plane is walked, toy car can smooth and easyly be turned round, and effect arranges serrated wheel higher than on wheel wheel face, energy loss is little, simultaneously roller can be installed on to elastic shrinkage on nave boss and the fraction of roller stretches out the wheel face of nave boss in its natural state, therefore the automatic elastic contraction of this roller can make toy car have damping effect when travelling on rugged, the stationarity that further raising toy car travels, and by when this wheel application to two-sided toy car travels on the vertical track closed, utilize the roller of this upper and lower wheel and the upper and lower contact surface of track to extrude and produce normal pressure, and then enough frictional force is provided, this frictional force is utilized to be greater than the gravity of toy car self, therefore the frictional resistance that normal pressure can reduce again wheel and rail contact face can be produced, effective guarantee toy car can travel vertically upward in track, again owing to the lateral surface of nave boss being designed to arc surface or being provided with the Universal caster protruding lateral surface in the centre position of the lateral surface of nave boss, therefore can save wheel frame and guide wheel are set on toy car, can play equally and reduce when toy car travels in track and the frictional resistance of orbit sidewall, further improve the travel speed of toy car and reduce kwh loss, and improve toy car at the fluency turning round in track and travel that turns round.The wheel design of this electric toy car is ingenious, and applicability is strong, and cost performance is high, effectively improves the performance of toy car, for toy car adds more playing method and enjoyment, can be widely used on various electric toy car.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the perspective view of the single roller of the utility model.
Fig. 2 is the decomposition texture schematic diagram of the single roller of the utility model.
Fig. 3 is the perspective view of the utility model two-row roller.
Fig. 4 is that to be assembled on toy car and lateral wheel face be the perspective view of arc surface to the utility model.
Fig. 5 is that the utility model is assembled into the perspective view being provided with Universal caster in the middle of on toy car and lateral wheel face.
Detailed description of the invention
As shown in Figure 1 to Figure 3, the wheel of the utility model electric toy car, include nave boss 1 and be arranged on nave boss 1 wheel face can the roller 2 of rotation, this roller 2 uniform ring is located on the wheel face of nave boss 1, roller 2 can be installed on to elastic shrinkage on nave boss 1 and the fraction of roller 2 stretches out the wheel face of nave boss 1 in its natural state, the wheel design of this electric toy car is ingenious, applicability is strong, cost performance is high, effectively improve the performance of toy car, for toy car adds more playing method and enjoyment, can be widely used on various electric toy car.
As depicted in figs. 1 and 2, the wheel face of the nave boss 1 of this embodiment offers the through hole 11 that some uniform intervals are periphery, this roller 2 to be installed in through hole 11 and can the horizontal rotation of nave boss 1 relatively, namely on nave boss 1, arranges single roller 2.The front and back end length of the through hole 11 of this embodiment is greater than the length of roller 2, length is held to be greater than the width of roller 2 about it, axis hole 12 is provided with in the middle of this through hole 11 front/rear end, roller 2 is provided with rotating shaft 21 on its axis, and realizing roller 2 by rotating shaft 21 being connected with axis hole 12 can the horizontal rotation of relative nave boss 1.In order to reduce costs, roller 2 is designed to have elastically-deformable elastic wheel by this embodiment, utilizes the elasticity of roller 2 itself to realize elastic shrinkage, therefore can save design and the die sinking of other parts.
As shown in Figure 3, the wheel face of the nave boss 1 of this embodiment offers the through hole 11 that two row's uniform intervals are periphery in its width direction side by side, roller 2 to be installed in through hole 11 and can the horizontal rotation of nave boss 1 relatively, the interval location of each through hole 11 of left bank all between two through holes 11 that right row is adjacent in two exhausting holes 11, therefore can make up single roller 2 and occur that the section at interval is poor, ensure this wheel in any turned position all roller 2 play a role.
As shown in Figure 4, the lateral surface of nave boss 1 is designed to arc surface 10 by this embodiment, project organization like this is simple, and cost is minimum, it contacts with track medial surface is in orbit a point, is a sliding friction, therefore relatively existing toy vehicle wheels and rail contact are a line or face, its frictional resistance is less, therefore can not affect the travel speed of toy car, contributes to toy car and turns round; As shown in Figure 5, this embodiment is provided with the Universal caster 3 protruding lateral surface in the centre position of the lateral surface of nave boss 1, specifically in the middle of the lateral surface of nave boss 1, offer ball-and-socket 13, universal rolling wheel 3 is flush-mounted in this ball-and-socket 13, same wheel is also a point with the contact of track medial surface in orbit, be rolling friction, therefore the some force of sliding friction that its frictional force compares arc surface is less unlike its friction, better effects if, but the design cost in cost opposing arcs face is higher.
This wheel may be used on general electric toy car, and when so travelling in the plane of smoother, roller 2 lateral rotation of this nave boss 1 can eliminate horizontal skidding, and toy car is travelled more steadily fast; And when travelling on rugged ground, the automatic elastic of this roller 2 shrinks and toy car can be made to have damping effect, improve the stationarity that toy car travels further.This wheel also may be used on element of rail toy car, when travelling in track, the point cantact of nave boss 1 lateral surface and track medial surface can reduce frictional resistance greatly, make toy car travel speed faster, also reduce battery power consumption simultaneously, and when travelling on large radian turns round track, the transverse direction of roller 2 is rolled and can be eliminated or the self-difference of mating inside and outside wheel and producing in the path length difference that bending orbital plane is walked, arc surface simultaneously outside nave boss 1 or Universal caster contact at the medial surface of the track that turns round and wheel are produced to the pressure in a sensing track center of circle, toy car is forced to change original travel direction, be conducive to toy car to turn round, therefore toy car can smooth and easyly be turned round.This wheel also may be used on two-sided toy car, driving wheel up and down by toy car is all designed to this wheel, when so this two-sided toy car travelling on the vertical track closed, the roller 2 of this upper and lower wheel can be utilized to extrude with the upper and lower contact surface of track and to produce normal pressure, and then enough frictional force is provided, this frictional force is utilized to be greater than the gravity of toy car self, therefore can produce the frictional resistance that normal pressure can reduce again wheel and rail contact face, effectively ensure that toy car can travel vertically upward in track.This wheel application scope is wide, and applicability is strong, and cost performance is high, effectively improves the performance of toy car, for toy car adds more playing method and enjoyment.
Although the utility model describes with reference to specific embodiment, this description not meaning that is construed as limiting the utility model.With reference to description of the present utility model, other changes of the disclosed embodiments, all can expect for those skilled in the art, this change should belong in appended claims limited range.
Claims (9)
1. the wheel of an electric toy car, it is characterized in that including nave boss (1) and be arranged on nave boss (1) wheel face can the roller (2) of rotation, described roller (2) uniform ring is located on the wheel face of nave boss (1), described roller (2) can be installed on to elastic shrinkage nave boss (1) upper and in its natural state the fraction of roller (2) stretch out the wheel face of nave boss (1).
2. the wheel of electric toy car according to claim 1, the wheel face that it is characterized in that above-mentioned nave boss (1) offers the through hole (11) that some uniform intervals are periphery, described roller (2) to be installed in described through hole (11) and can nave boss (1) horizontal rotation relatively.
3. the wheel of electric toy car according to claim 2, it is characterized in that the front and back end length of above-mentioned through hole (11) is greater than the length of roller (2), the left and right end length of described through hole (11) is greater than the width of roller (2), is provided with axis hole (12) in the middle of described through hole (11) front/rear end, described roller (2) be provided with on its axis rotating shaft (21) connect with described axis hole (12) and realize roller (2) can relative nave boss (1) horizontal rotation.
4. the wheel of electric toy car according to claim 3, it is characterized in that the elasticity axis hole that the axis hole (12) of above-mentioned through hole (11) front/rear end is designed to elasticity and presses down, described roller (2) be installed in described elasticity axis hole realize roller (2) can the wheel face elastic shrinkage of nave boss (1) relatively.
5. the wheel of electric toy car according to claim 1, it is characterized in that above-mentioned rollers (2) is for having elastically-deformable elastic wheel, described elastic wheel in its natural state its fraction stretches out the wheel face of nave boss (1).
6. the wheel of electric toy car according to claim 1, it is characterized in that the through hole (1) that the wheel face of above-mentioned nave boss (1) offers two row's uniform intervals in its width direction side by side and is periphery, described roller (2) to be installed in described through hole (11) and can nave boss (1) horizontal rotation relatively.
7. the wheel of electric toy car according to claim 6, is characterized in that each through hole (11) of left bank in above-mentioned two exhausting holes (11) is all positioned at the interval location between two adjacent through holes (11) of right row.
8. the wheel of electric toy car according to claim 1, is characterized in that the lateral surface of above-mentioned nave boss (1) is designed to arc surface (10).
9. the wheel of electric toy car according to claim 1, is characterized in that the centre position of the lateral surface of above-mentioned nave boss (1) is provided with the Universal caster (3) protruding lateral surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420571979.3U CN204121757U (en) | 2014-09-30 | 2014-09-30 | A kind of wheel of electric toy car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420571979.3U CN204121757U (en) | 2014-09-30 | 2014-09-30 | A kind of wheel of electric toy car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204121757U true CN204121757U (en) | 2015-01-28 |
Family
ID=52378147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420571979.3U Expired - Fee Related CN204121757U (en) | 2014-09-30 | 2014-09-30 | A kind of wheel of electric toy car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204121757U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106364578A (en) * | 2016-11-24 | 2017-02-01 | 北京建筑大学 | Two-DOF (Degree of Freedom) vehicle wheel |
-
2014
- 2014-09-30 CN CN201420571979.3U patent/CN204121757U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106364578A (en) * | 2016-11-24 | 2017-02-01 | 北京建筑大学 | Two-DOF (Degree of Freedom) vehicle wheel |
| CN106364578B (en) * | 2016-11-24 | 2018-08-17 | 北京建筑大学 | A kind of two-freedom wheel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150128 Termination date: 20180930 |