CN104071273B - Control turns to toy tricycle after one kind - Google Patents
Control turns to toy tricycle after one kind Download PDFInfo
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- CN104071273B CN104071273B CN201310097760.4A CN201310097760A CN104071273B CN 104071273 B CN104071273 B CN 104071273B CN 201310097760 A CN201310097760 A CN 201310097760A CN 104071273 B CN104071273 B CN 104071273B
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- seat
- inverting seat
- vehicle frame
- positioning
- toy tricycle
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Abstract
Control turns to toy tricycle after one kind, it includes vehicle frame and two trailing wheels located at vehicle frame rear end, push rod, saddle in the middle part of vehicle frame, vehicle frame front end is provided with the sleeve that installation turns to column, column connects steering handle, inverting seat is installed in described sleeve, inverting seat is fixedly connected with turning to column, pulling steering handle can drive inverting seat freely to be rotated in sleeve, the preceding fork shaft that can be slided up and down in it is installed in inverting seat, preceding fork shaft top is provided with lifting spring, positioning seat before lifting spring makes on fork shaft is pressed on inverting seat all the time, positioning boss is provided with positioning seat can be snapped into the positioning hole or locating slot being located in inverting seat.Present invention offer is a kind of simple and reasonable, and production and processing is convenient, can realize that children individually control the toy tricycle for turning to and individually being controlled with parent and turning to both of which.
Description
Technical field
The present invention relates to a kind of toy for children, is specifically control steering toy tricycle after one kind.
Background technology
It is more using the technology disclosed in application number 02162287.2 in the child's tricycle occurred currently on the market, including
Vehicle frame, vehicle seat, front vehicle wheel, rear wheel, Chinese herbaceous peony handle, hand-pushing handle, Chinese herbaceous peony handle are fixed in a fixed plate, and its hand push turns
To control structure be achieved in that front direction adjust pipe close by being fixedly connected in fixed plate, so as to two Chinese herbaceous peony handles
Hand is fixed together, and front direction regulation pipe close is rotatably connected on the preceding standpipe of frame tube, back axle and frame tube
Fixation connects together, and hand-pushing handle rotationally links together with frame tube, and rear is fixed to regulation pipe close and is located on hand-pushing handle,
Turn to rigid metal bar both ends be connected to front direction regulation pipe close and rear to regulation pipe close the same side on.Rotating
During direction, by rotating hand-pushing handle, rear is driven to be rotated to regulation pipe close, rear drives rigidity bonding jumper to move to regulation pipe close
Dynamic, rigidity bonding jumper affects front direction regulation pipe close to rotate, so as to drive preceding handlebar to rotate.But there is it is following not
Foot：1）Complicated, production cost is high, and steering operation resistance is big, and operating difficulties is inconvenient.2）Bonding jumper and vehicle frame when turning to
Between gap can change, so easily crushing children, there is larger potential safety hazard.3）The steering control of this perambulator
In mechanism processed, always with the hand-pushing handle synchronization action after car, the adult after car wants to control car by hand-pushing handle headstock handle
Xiang Shi, it is sitting in children in car and understands both hands and grasp handlebar, directly affect the steering of perambulator so that adult's operating difficulties.Now
When coordinating handlebar to turn to if children in vehicles does not understand, and holding handle and do not put, if adult's operating handle turns to, handlebar
Rotation directly children may be hauled out outside car, or cause children's hand muscle to pull, so this perambulator is deposited when turning to
In certain danger.It is therefore desirable to make further improve to existing perambulator to change.
The content of the invention
The mesh of the present invention is to overcome drawbacks described above, there is provided a kind of simple and reasonable, production and processing is convenient, can realize
Virgin individually control turns to and parent individually controls the toy tricycle for turning to both of which.
The present invention seeks to what is realized with the following methods：Control turns to toy tricycle after one kind, and it includes vehicle frame and located at car
Two trailing wheels, push rod, the saddle in the middle part of vehicle frame of frame rear end, vehicle frame front end are provided with the sleeve that installation turns to column, turn to vertical
Post connects steering handle, it is characterised in that：Inverting seat is installed in described sleeve, inverting seat is fixedly connected with turning to column,
Pulling steering handle can drive inverting seat freely to be rotated in sleeve, and being provided with described inverting seat can slide up and down in it
Preceding fork shaft, preceding fork shaft top is provided with lifting spring, and positioning seat on fork shaft is pressed on inverting seat all the time before lifting spring makes,
Positioning boss is provided with described positioning seat can be snapped into the positioning hole or locating slot being located in inverting seat.
Described positioning hole is arranged on corresponding with positioning boss on the chassis of inverting seat, described positioning hole and locating slot
Between connected by guide ledges.
Described positioning hole is arranged on same circumference with locating slot, and event trace when being rotated with positioning boss is mutually overlapping
Close.
Described positioning boss is cylindrical boss.
Described positioning boss is up-small and down-big coniform boss.
Angle between described locating slot two sides is less than or equal to 90 °.
Described preceding fork shaft lower end is fixedly connected with installing the front fork of front-wheel, and described front fork is extended to front curve.
The beneficial effects of the invention are as follows：1）Simple in construction, production cost is low, and the market competitiveness is strong.2）When selection children's control
During molding formula, front fork is fixedly connected with turning to front handlebar, therefore the operable handle control front-drive direction of children is realized and turned to
Function.When selecting parent's control model, steering handle departs from front fork, and front-wheel steer can not be controlled by rotating front handlebar, this
When front-wheel be in universal pattern, therefore parent only needs to operate push rod and makes headstock beat, and front-wheel will rotate with the direction,
Realize and turn to.3）Two kinds of operator scheme perambulators can only select a kind of scheme to perform, and avoid children from being operated with parent and clash, prevent
Only in operating by force, children come to harm.4）Child mode will switch simply with householder mode, and front fork is locked automatically after switching
It is fixed, prevent accident.
Brief description of the drawings
Fig. 1 is general assembly effect diagram of the present invention.
Fig. 2 is front fork in the present invention and Frame Assembling schematic diagram.
Fig. 3 is inverting seat of the present invention and preceding fork shaft installation diagram.
Fig. 4 is inverting seat schematic diagram in the present invention.
State diagram when Fig. 5 is in child mode for front-wheel in the present invention.
State diagram when Fig. 6 is in householder mode for front-wheel in the present invention.
Fig. 7 is the B-B sectional views in Fig. 6 of the present invention.
Embodiment
Make specific further instruction to the present invention below in conjunction with the accompanying drawings.Control turns to toy tricycle after one kind, and it includes car
Frame 1 and two trailing wheels 2, push rod 3, the saddle 4 in the middle part of vehicle frame located at vehicle frame rear end, it is vertical that the front end of vehicle frame 1 is provided with installation steering
The sleeve 11 of post 5, turn to column connection steering handle 51, it is characterised in that：Inverting seat 6 is installed in described sleeve 11, changed
It is fixedly connected to seat 6 with turning to column 5, pulling steering handle 51 can drive inverting seat 6 freely to be rotated in sleeve 11, described
The preceding fork shaft 7 that can be slided up and down in it is installed, preceding fork shaft top is provided with lifting spring 71, lifts spring 71 in inverting seat 6
Positioning seat 8 before making on fork shaft is pressed on inverting seat 6 all the time, and positioning boss 81 is provided with described positioning seat 8 to be snapped into
It is located in the positioning hole 61 or locating slot 62 in inverting seat 6.
Described positioning hole 61 is arranged on positioning hole 61 corresponding with positioning boss 81 on the chassis of inverting seat 6, described
It is connected between locating slot 62 by guide ledges 63.
Described positioning hole 61 is arranged on same circumference with locating slot 62, event trace when being rotated with positioning boss 81
Coincide.
Described positioning boss 81 is cylindrical boss.
Described positioning boss 81 is up-small and down-big coniform boss.
Angle between the described two sides of locating slot 62 is less than or equal to 90 °.
The described lower end of preceding fork shaft 7 is fixedly connected with installing the front fork 71 of front-wheel, and described front fork 71 extends to front curve
Set.
Operation principle：When user selects children's control model, vehicle frame is lifted, front fork is pulled downward on, due to preceding fork shaft
Top is provided with lifting spring, and after vehicle frame lifts, the weight of front-wheel and front fork is entirely by lifting spring supporting, due to both above-mentioned
With certain weight, so user only needs to apply seldom strength with regard to that can compress lifting spring, by preceding fork shaft out of sleeve
Pull out a certain distance so that depart from locating slot 62 of the positioning boss 81 from inverting seat on positioning seat.Rotate front fork
180 °, positioning boss 81 is made to be snapped under spring force in positioning hole 61（As shown in Figure 5）.Due to positioning hole and positioning
Mutually it is fitted close between boss, inverting seat can be now fixedly connected with front fork and be integral, rotating steering handle will certainly
Drive front fork to rotate by inverting seat, realize the purpose of handle control direction, the now steering of perambulator can only pass through handlebar
Hand controls, and the push rod positioned at saddle rear can only play the purpose for promoting perambulator to advance.
When user selects householder mode, vehicle frame is equally lifted, pulls downward on front fork, makes the positioning boss 81 on positioning seat
Depart from out of positioning hole on inverting seat.180 ° of front fork is rotated, under spring force, positioning boss is snapped into locating slot
It is interior.Locating slot in the present invention is circular arc kidney slot, so positioning boss can slide certain angle in the locating slot, before making
Wheel is in relatively free state（As shown in Figure 6）.Wherein it should be noted that when switching to householder mode, front fork becomes
Bending extension backward, the sleeve shaft core position of vehicle frame front end is more forward than the axle center of front-wheel, therefore parent is when beat push rod turns to,
With the beat direction of vehicle frame sleeve, front-wheel rotates to the direction first, when user promotes forward, in the guide effect of front fork
The lower traction front-wheel that pulls follows rotation, is turned to and forward motion purpose so as to realize.In steering procedure is operated, due to without again
By the wire digging line system drive front-wheel steer of complexity, so the steering operation process of parent is lighter, this perambulator is made
Structure is more simple, compact, therefore can reduce production cost, improves the market competitiveness.
When switching to householder mode, children's swing handle can only drive inverting seat to rotate, and can not drive front fork again
Rotate.So when parent operates direction, simply front-wheel direction changes, and handle-bar will not then be turned by band, therefore youngster
Child still can rotate freely handle-bar, it is kept necessarily recreational.Wherein in order to prevent that front-drive amplitude is too big
To children foot generation potential safety hazard, the fixture between stopper slot two sides in the present invention is set smaller than or equal to 90 °, because
When this parent turns to every time, front-wheel to the left or can only turn right 45 °, avoid front wheel steering angle degree excessive impact children foot
Produce dangerous.
In the present invention, child resistant pattern and parent's operator scheme can be achieved, and both of which perambulator can only perform it
Middle one kind, avoids traditional toy tricycle child resistant and parent operation easily occurs and clash, or even causes children injury
Etc. drawback.Further, front fork supports by spring, and operation is very easy without any instrument, operation during switching.Wherein it is
Avoid user during switching from needing persistently to pull front fork to expend muscle power, be provided between positioning hole and locating slot on inverting seat
Guide ledges 63, after positioning boss and the dislocation of positioning hole or locating slot, user can loose one's grip, and make positioning boss in spring force
In the presence of be pressed in guide ledges, with this save user muscle power, lifting operation sense.Now user only needs to apply steering force
Positioning boss can be allowed to be slided in guide ledges, when steering angle reaches a timing, positioning boss is under spring force
Automatic clamping is buckled into locating slot or positioning hole, realizes handoff functionality.Realize that the present invention operates while turning to purpose same
It is more convenient, light and handy, reliable, therefore use can be widely popularized.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among change is still in the protection domain of claims of the invention.
Claims (6)
1. control turns to toy tricycle after one kind, it includes vehicle frame（1）And two trailing wheels located at vehicle frame rear end（2）, push rod（3）, set
Saddle in the middle part of vehicle frame（4）, vehicle frame（1）Front end is provided with installation and turns to column（5）Sleeve（11）, turn to column connection and turn to
Handle（51）, it is characterised in that：Described sleeve（11）Inverting seat is inside installed（6）, inverting seat（6）With turning to column（5）Gu
Fixed connection, pulls steering handle（51）Inverting seat can be driven（6）In sleeve（11）Interior freely to rotate, described inverting seat（6）It is interior
The preceding fork shaft that can be slided up and down in it is installed（7）, preceding fork shaft top is provided with lifting spring（71）, lift spring（71）Before making
Positioning seat on fork shaft（8）All the time it is pressed on inverting seat（6）On, described positioning seat（8）It is interior to be provided with positioning boss（81）Cocker
Buckle into and be located at inverting seat（6）Interior positioning hole（61）Or locating slot（62）It is interior；Described positioning hole（61）It is arranged on inverting seat
（6）Chassis on positioning boss（81）Corresponding, described positioning hole（61）With locating slot（62）Between by guide ledges（63）
Connection.
2. control turns to toy tricycle after one kind according to claim 1, it is characterised in that：Described positioning hole（61）With determining
Position groove（62）It is arranged on same circumference, with positioning boss（81）Event trace during rotation coincides.
3. control turns to toy tricycle after one kind according to any one of claim 1 or 2, it is characterised in that：Described positioning
Boss（81）For cylindrical boss.
4. control turns to toy tricycle after one kind according to any one of claim 1 or 2, it is characterised in that：Described positioning
Boss（81）For up-small and down-big coniform boss.
5. control turns to toy tricycle after one kind according to claim 1 or 2, it is characterised in that：Described locating slot（62）
Angle between two sides is less than or equal to 90 °.
6. control turns to toy tricycle after one kind according to claim 1, it is characterised in that：Described preceding fork shaft（7）Lower end
Front fork with installing front-wheel（71）It is fixedly connected, described front fork（71）It is extended to front curve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310097760.4A CN104071273B (en) | 2013-03-26 | 2013-03-26 | Control turns to toy tricycle after one kind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310097760.4A CN104071273B (en) | 2013-03-26 | 2013-03-26 | Control turns to toy tricycle after one kind |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104071273A CN104071273A (en) | 2014-10-01 |
| CN104071273B true CN104071273B (en) | 2018-01-26 |
Family
ID=51592967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310097760.4A Active CN104071273B (en) | 2013-03-26 | 2013-03-26 | Control turns to toy tricycle after one kind |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104071273B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106314767B (en) * | 2016-10-20 | 2019-02-19 | 中国航天空气动力技术研究院 | A kind of lightweight undercarriage for solar energy unmanned plane |
| CN106510148B (en) * | 2016-12-29 | 2018-08-31 | 李涛刚 | Changeable steering assembly and electronic manned travel suitcase |
| CN107187488B (en) * | 2017-04-24 | 2023-08-22 | 宁波佳顺车业有限公司 | Multifunctional three-wheeled stroller |
| CN107628176A (en) * | 2017-10-24 | 2018-01-26 | 浙江好来喜儿童用品有限公司 | A kind of perambulator wheel steering clutch and perambulator |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201646991U (en) * | 2010-02-09 | 2010-11-24 | 好孩子儿童用品有限公司 | Child tricycle |
| US8313117B2 (en) * | 2010-05-14 | 2012-11-20 | Mga Entertainment, Inc. | Parent steerable tricycle with internal steering limiter |
| CN102424082B (en) * | 2011-10-28 | 2013-10-09 | 好孩子儿童用品有限公司 | Tricycle for children |
| CN202806976U (en) * | 2012-10-11 | 2013-03-20 | 叶礼发 | Three-wheel child bicycle with novel steering mechanism |
| CN203237349U (en) * | 2013-03-26 | 2013-10-16 | 叶礼发 | Novel rear-controlled steering control three-wheel baby carriage |
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2013
- 2013-03-26 CN CN201310097760.4A patent/CN104071273B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104071273A (en) | 2014-10-01 |
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