CN207060281U - Folding three-wheeled sleigh - Google Patents
Folding three-wheeled sleigh Download PDFInfo
- Publication number
- CN207060281U CN207060281U CN201720856164.3U CN201720856164U CN207060281U CN 207060281 U CN207060281 U CN 207060281U CN 201720856164 U CN201720856164 U CN 201720856164U CN 207060281 U CN207060281 U CN 207060281U
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- folding
- groove
- sleigh
- wheeled
- vehicle frame
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Abstract
The utility model discloses a kind of folding three-wheeled sleigh, front fork, vehicle frame, front fork upper end is handlebar, front fork lower end is connected by front-wheel support with front-wheel, vehicle frame top is saddle, front section of vehicle frame is provided with the first vertical groove, vehicle frame both sides are respectively equipped with laterally the second groove, front fork is embedded in the first groove and is flexibly connected by the first pivot pin with vehicle frame, the first fold mechanism is additionally provided with the middle part of front fork, second groove rear end is connected by the second fold mechanism with rear wheel support, rear wheel support other end connection trailing wheel, and retaining mechanism is provided with two rear wheel supports；Second fold mechanism includes the swivel head in embedded second groove, second groove bottom is provided with the second groove axis hole and spacing hole, the folding lockhole axially in parallel with axis hole is additionally provided with swivel head, fold to be sequentially provided with lockhole and roll dead bolt and spring, spacing hole is corresponding with the rolling latch bolt position after folding and after expansion respectively；The folded bicycle, fold mechanism is compact, folds and expansion is convenient, securely and reliably.
Description
Technical field
It the utility model is related to carriage for children technical field, more particularly to folding three-wheeled sleigh.
Background technology
Slipping vehicle with three wheels is the usually used toy of child, at present, in the market also occur some can fold three
Coasters, but existing children's slipping vehicle with three wheels will can only fold at Chinese herbaceous peony fork, the slipping vehicle with three wheels of such folding is still
Larger space so is occupied, the boot of typically small automobile can not be put into, and existing slipping vehicle with three wheels is placed same at home
Also certain space can be occupied.So the front and rear wheel of slipping vehicle with three wheels need to can be folded, to meet folding convenient, save sky
Between, and can ensures that its body construction stable after reducing slides effect with safe and reliable.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of folding convenient, compact-sized, and safe and reliable one
The folding three-wheeled sleigh of kind.
A kind of folding three-wheeled sleigh, front fork, vehicle frame, front fork upper end are handlebar, and front fork lower end is by front-wheel support with before
Wheel connection, vehicle frame top be saddle, and the vehicle frame front end is provided with the first groove vertically, and vehicle frame both sides are respectively equipped with horizontal the
Two grooves, the front fork are embedded in the first groove and are flexibly connected by the first pivot pin with vehicle frame, be additionally provided with the middle part of the front fork
First fold mechanism, the second groove rear end are connected by the second fold mechanism with rear wheel support, and the rear wheel support other end connects
Trailing wheel is connect, retaining mechanism is provided between two rear wheel supports；
First fold mechanism includes being socketed in the stage clip and folding handle in the middle part of front fork successively, and folding handle top is leaned on
Nearly frame direction is provided with locating convex block, and the frame is provided with the neck corresponding with locating convex block；
Second fold mechanism includes the swivel head in embedded second groove, and swivel head center is provided with axis hole, the rotation
Rotary head is flexibly connected by the second bearing pin through axis hole with the second groove, and the second groove bottom is provided with the second groove axis hole
And spacing hole；The folding lockhole axially in parallel with axis hole is additionally provided with the swivel head, lockhole lower end is folded and is provided with inside lock
Hole bulge loop, it is sequentially provided with the folding lockhole and rolls dead bolt and spring, the spacing hole is two, respectively with after folding and opening up
Rolling latch bolt position after opening is corresponding；
The retaining mechanism both ends are fixedly connected with two rear wheel supports respectively.
The folded bicycle, fold mechanism is compact, folds and expansion is convenient, securely and reliably.
Above-mentioned folding three-wheeled sleigh, wherein, retaining mechanism includes first connecting rod, second connecting rod and locking junction button,
The one end of first connecting rod and second connecting rod inserts and is installed on locking junction button both sides respectively.
Above-mentioned folding three-wheeled sleigh, wherein, locking projection is provided with rear wheel support, locks projection and retaining mechanism
Both ends connection.
Above-mentioned folding three-wheeled sleigh, wherein, the one end fixed on first connecting rod and second connecting rod with rear wheel support is opened
Provided with link slot, the link slot is corresponding with locking projection.
Above-mentioned folding three-wheeled sleigh, wherein, roll stopper portions, connecting portion and rolling that dead bolt includes being sequentially connected
Portion.
Above-mentioned folding three-wheeled sleigh, wherein, rolled portion is spherical structure.
Above-mentioned folding three-wheeled sleigh, wherein, fold in lockhole and be additionally provided with bumping post, bumping post offsets with spring one end
Connect.
Above-mentioned folding three-wheeled sleigh, wherein, lock and be provided with locking switch on junction button.
Above-mentioned folding three-wheeled sleigh, wherein, saddle rear portion is additionally provided with push rod plug-in unit.
Above-mentioned folding three-wheeled sleigh, wherein, it is additionally provided with push rod on push rod plug-in unit.
The beneficial effect of utility model is：Folding convenient, it is compact-sized, securely and reliably.
The utility model is described in detail below in conjunction with the drawings and specific embodiments, but not as to the utility model
Restriction.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the first fold mechanism structural representation of the present utility model；
Fig. 3 is the second fold mechanism structural representation of the present utility model；
Fig. 4 is locking mechanism structure schematic diagram of the present utility model；
Fig. 5 is folded state sectional view of the present utility model；
Fig. 6 is the second groove substructure schematic diagram of the present utility model；
Fig. 7 is the structural representation that the utility model is folded up；
Fig. 8 is that the utility model adds pusher structure schematic diagram.
In figure, 1, front fork, 11, handlebar, 12, front-wheel support, 13, front-wheel, 14, folding handle, 141, locating convex block, 15,
Stage clip, 2, vehicle frame, 21, saddle, the 22, first groove, 221, neck, the 222, first pivot pin, the 23, second groove, 231, second is recessed
Groove bottom, the 2311, second groove axis hole, 2312, spacing hole, the 232, second groove top, 24, swivel head, 241, axis hole, 242,
Fold lockhole, 2421, lockhole bulge loop, 243, spring, the 245, second pivot pin, 246, roll dead bolt, 2461, stopper portions, 2462, even
Socket part, 2463, rolled portion, 247, bumping post, 25, rear wheel support, 251, locking projection, 26, trailing wheel, 27, push rod plug-in unit, 28, push away
Bar, 29, retaining mechanism, 291, first connecting rod, 292, second connecting rod, 293, locking junction button, 294, locking switch, 295, connection
Groove.
Embodiment
Structural principle of the present utility model and operation principle are described in detail below in conjunction with the accompanying drawings：Such as Fig. 1 to Fig. 8 institutes
Show, the folding three-wheeled sleigh of the utility model, including front fork 1, vehicle frame 2, the upper end of front fork 1 are handlebar 11, the lower end of front fork 1 passes through preceding
Wheel support 12 is connected with front-wheel 13, and the top of vehicle frame 2 is saddle 21, and the front end of vehicle frame 2 is provided with the first vertical groove 22,2 liang of vehicle frame
Side is respectively equipped with the second horizontal groove 23, and first groove of the insertion of front fork 1 22 is interior and passes through the first pivot pin 222 and the activity of vehicle frame 2
Connection, the middle part of front fork 1 are additionally provided with the first fold mechanism, and the rear end of the second groove 23 is connected by the second fold mechanism and rear wheel support 25
Connect, the other end of rear wheel support 25 connection trailing wheel 26, retaining mechanism 29 is provided between two rear wheel supports 25；
First fold mechanism includes being socketed in the stage clip 15 and folding handle 14 in the middle part of front fork 1 successively, on folding handle 14
Portion is provided with locating convex block 141 close to the direction of vehicle frame 2, and vehicle frame 2 is provided with the neck 221 corresponding with locating convex block 141；
Second fold mechanism includes the swivel head 24 in embedded second groove 23, and the center of swivel head 24 is provided with axis hole 241, revolved
Rotary head 24 is flexibly connected by the second bearing pin 245 through axis hole 241 with the second groove 23, and the bottom of the second groove 23 is provided with second
Groove axis hole 2311 and spacing hole 2312；The folding lockhole 242 axially in parallel with axis hole 241 is additionally provided with swivel head 24, is folded
The lower end of lockhole 242 is provided with inside lockhole bulge loop 2421, folds and rolling dead bolt 246 and spring 243 are sequentially provided with lockhole 242,
Spacing hole 2312 is two, corresponding with the position of rolling dead bolt 246 after folding and after expansion respectively.Fold in lockhole 242 also
Bumping post 247 is provided with, bumping post 247 abuts against with the one end of spring 243, and the other end offsets with the second groove top 232, for fixing
Spring 243.
Preferably, stopper portions 2461, connecting portion 2462 and rolled portion 2463 that dead bolt 246 includes being sequentially connected are rolled；Rolling
Dynamic portion 2463 is spherical structure, can roll and not deviate from connecting portion 2462, the structure of similar ball pen head, while rolled portion
2463 diameters are more than the diameter of spacing hole 2312 so that a part of structure in rolled portion 2463 less than radial height can be stuck in limit
In the hole 2312 of position, and spacing hole 2312 will not be passed.When folded state, rolled portion 2463 is stuck in side spacing hole 2412,
When needing to deploy, can direct pull side rear wheel support 25, roll dead bolt 246 due to the effect of spring 243, be lifted up, roll
Dynamic portion 2463 departs from spacing hole 2312, and rear wheel support 25 rotates around the second bearing pin 245, when reaching its fully unfolded position position, rolling
Dynamic dead bolt 246 is stuck in the spacing hole 2412 of opposite side again, and the position of rear wheel support 25 is fixed.
As shown in figure 4, the both ends of retaining mechanism 29 are fixedly connected with two rear wheel supports 25 respectively.Preferably, retaining mechanism 29
Including first connecting rod 291, second connecting rod 292 and locking junction button 293, one end part of first connecting rod 291 and second connecting rod 292
Do not insert and be installed on locking junction button 293 both sides.Locking projection 251, locking projection 251 and lock are provided with rear wheel support 25
The both ends connection of tight mechanism 29.The one end fixed on first connecting rod 291 and second connecting rod 292 with rear wheel support 25, which offers, to be connected
Groove 295, link slot 295 are corresponding with locking projection 251.Locking switch 294, first connecting rod are provided with locking junction button 293
291 and the end of second connecting rod 292 by buckle and Spring Card in locking junction button 293, press locking switch 294, make buckle
Depart from locking junction button 293, first connecting rod 291 and second connecting rod 292 can be pulled out locking junction button 293 respectively.
As shown in figure 8, the rear portion of saddle 21 is additionally provided with push rod plug-in unit 27, for installing push rod 28, push rod 28 is convenient from rear
Side promotes sleigh to advance.
Embodiment is as follows：
Front fork 1 is when normally travel, folding handle 14 locating convex block 141 and neck 221 in the presence of stage clip 15
Phase buckle so that secure lock is inactive between front fork 1 and vehicle frame 2.
When needing to fold front-wheel 13, folding handle 14 is pulled downward on first, overcomes the elastic force of stage clip 15, convex
Block 141 is separated from neck 221, while firmly that front-wheel 13 is just counterclockwise for axle with the first bearing pin 222 to pusher, whole front fork 1
Rotation, most front fork 1 folds into the bottom of vehicle frame 2 at last.
Likewise, reduction front-wheel 13 when, only need to by front-wheel 13 downwards, be pulled along, front fork 1 is with the first bearing pin 222
Turned clockwise for axle, when folding handle 14 moves to the first 22 lower end of groove of vehicle frame 2, the lower end doubling of the first groove 22 folds
Handle 14 is formed down extruding, when being pulled along front-wheel 13 and arriving the limit, the resilience of folding handle 14, locating convex block 141 and
The phase buckle of neck 331, complete the process of reduction front-wheel 13.
Embedded rotating first 24 between second groove top 232 and the second groove bottom 231, pass through the second pivot pin 245 and
Two grooves 23 are flexibly connected, and for trailing wheel 26 when normally travel, the rolled portion 2463 for rolling dead bolt 246 is inserted in expanded position
Spacing hole 2312 in, and in the presence of spring 243, be stuck in spacing hole 2312, form swivel head 24 and be fixed on second
It is fixed in groove 23.The first connecting rod 291 of retaining mechanism 29 and second connecting rod 292 are provided with link slot 295 simultaneously
One end is separately fixed on the locking projection 251 of rear wheel support 26, the other end of first connecting rod 291 and second connecting rod 292
It is fixed in insertion locking junction button 293 respectively, rear wheel support 26 is further reliably locked with this.
When stowed rear wheels 26 are needed, the locking switch 294 on the tight junction button 293 of pressing lock, the He of first connecting rod 291
Second connecting rod 292 departs from locking junction button 293, unlocks the locking to rear wheel support 26.Rear wheel support 25 is pulled again, due to fixation
The rolled portion 2463 for doing the end of dead bolt 246 is spherical shape, and pull rear wheel support 25 has extruding force, rolled portion to spring 243
2463, which just take advantage of a situation, rotates out the groove of spacing hole 2312, at the same outwards, be pulled along trailing wheel 26, swivel head 24 is with the second bearing pin
245 be that axle rotates, and rolled portion 2463 can roll on the inwall of the second groove bottom 231, spacing with folding position when being rolled to
When at hole 2312, in the presence of spring 243, rolled portion 2463 is absorbed in and is stuck in spacing hole 2312, and swivel head 24 is locked, extremely
This, trailing wheel 26 is just folded on the side of vehicle frame 2.
Likewise, when reduction trailing wheel 26, only need to be with reverse operating during stowed rear wheels 26.
Certainly, the utility model can also have other various embodiments, without departing substantially from the utility model spirit and its essence
In the case of, those skilled in the art work as can make various corresponding changes and deformation according to the utility model, but these
Corresponding change and deformation should all belong to the scope of the claims appended by the utility model.
Claims (10)
1. a kind of folding three-wheeled sleigh, including front fork (1), vehicle frame (2), front fork upper end is handlebar (11), and front fork lower end passes through
Front-wheel support (12) connection front-wheel (13), vehicle frame top is saddle (21), it is characterised in that the vehicle frame front end is provided with vertical
First groove (22), vehicle frame both sides are respectively equipped with horizontal the second groove (23), and the front fork is embedded in the first groove and passed through
First pivot pin (222) is flexibly connected with vehicle frame, is additionally provided with the first fold mechanism in the middle part of the front fork, the second groove rear end leads to
Cross the second fold mechanism to be connected with rear wheel support (25), rear wheel support other end connection trailing wheel (26), set between two rear wheel supports
It is equipped with retaining mechanism (29)；
First fold mechanism includes being socketed in the stage clip (15) and folding handle (14) in the middle part of front fork successively, on folding handle
Portion is provided with locating convex block (141) close to frame direction, and the frame is provided with the neck (221) corresponding with locating convex block；
Second fold mechanism includes the swivel head (24) in embedded second groove, and swivel head center is provided with axis hole (241), institute
State swivel head to be flexibly connected with the second groove by the second bearing pin (245) through axis hole, the second groove bottom is provided with the
Two groove axis holes (2311) and spacing hole (2312)；The folding lockhole axially in parallel with axis hole is additionally provided with the swivel head
(242), fold lockhole lower end and be provided with inside lockhole bulge loop (2421), rolling dead bolt is sequentially provided with the folding lockhole
(246) and spring (243), the spacing hole is two, corresponding with the rolling latch bolt position after folding and after deploying respectively；
The retaining mechanism both ends are fixedly connected with two rear wheel supports respectively.
2. folding three-wheeled sleigh as claimed in claim 1, it is characterised in that：Retaining mechanism includes first connecting rod (291), the
The one end of two connecting rods (292) and locking junction button (293), first connecting rod and second connecting rod inserts and is installed on locking respectively to be connected
Connect button both sides.
3. folding three-wheeled sleigh as claimed in claim 1 or 2, it is characterised in that：Locking projection is provided with rear wheel support
(251) both ends for, locking projection and retaining mechanism connect.
4. folding three-wheeled sleigh as claimed in claim 3, it is characterised in that：On first connecting rod and second connecting rod with trailing wheel branch
One end that frame is fixed offers link slot (295), and the link slot is corresponding with locking projection.
5. folding three-wheeled sleigh as claimed in claim 1, it is characterised in that：Roll the stopper portions that dead bolt includes being sequentially connected
(2461), connecting portion (2462) and rolled portion (2463).
6. folding three-wheeled sleigh as claimed in claim 5, it is characterised in that：Rolled portion is spherical structure.
7. folding three-wheeled sleigh as claimed in claim 1, it is characterised in that：Fold in lockhole and be additionally provided with bumping post (247),
Bumping post abuts against with spring one end.
8. folding three-wheeled sleigh as claimed in claim 1, it is characterised in that：Locking switch is provided with locking junction button
(294)。
9. folding three-wheeled sleigh as claimed in claim 1, it is characterised in that：Saddle rear portion is additionally provided with push rod plug-in unit (27).
10. folding three-wheeled sleigh as claimed in claim 9, it is characterised in that：Push rod (28) is additionally provided with push rod plug-in unit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720856164.3U CN207060281U (en) | 2017-07-14 | 2017-07-14 | Folding three-wheeled sleigh |
| US15/684,950 US20180257727A1 (en) | 2017-03-13 | 2017-08-24 | Foldable three-wheeled scooter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720856164.3U CN207060281U (en) | 2017-07-14 | 2017-07-14 | Folding three-wheeled sleigh |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207060281U true CN207060281U (en) | 2018-03-02 |
Family
ID=61511748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720856164.3U Active CN207060281U (en) | 2017-03-13 | 2017-07-14 | Folding three-wheeled sleigh |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207060281U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111010978A (en) * | 2019-05-09 | 2020-04-17 | 宁波大叶园林设备股份有限公司 | Mower with front-mounted hand-operated lock universal wheel |
| CN111034470A (en) * | 2019-05-09 | 2020-04-21 | 宁波大叶园林设备股份有限公司 | Simple elastic inward folding mower with armrests |
-
2017
- 2017-07-14 CN CN201720856164.3U patent/CN207060281U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111010978A (en) * | 2019-05-09 | 2020-04-17 | 宁波大叶园林设备股份有限公司 | Mower with front-mounted hand-operated lock universal wheel |
| CN111034470A (en) * | 2019-05-09 | 2020-04-21 | 宁波大叶园林设备股份有限公司 | Simple elastic inward folding mower with armrests |
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