CN201258005Y - Fore wheel orienting mechanism of baby carriage - Google Patents
Fore wheel orienting mechanism of baby carriage Download PDFInfo
- Publication number
- CN201258005Y CN201258005Y CNU2008200389607U CN200820038960U CN201258005Y CN 201258005 Y CN201258005 Y CN 201258005Y CN U2008200389607 U CNU2008200389607 U CN U2008200389607U CN 200820038960 U CN200820038960 U CN 200820038960U CN 201258005 Y CN201258005 Y CN 201258005Y
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- CN
- China
- Prior art keywords
- wheel seat
- wheel
- front wheel
- directed part
- directed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a front wheel orientation mechanism of a baby carriage, which includes a front wheel fork and a front wheel seat. A front wheel vertical shaft is fixed on the front wheel fork; the front wheel vertical shaft is inserted into a longitudinal hole and rotationally connected with the front wheel seat; an opening groove is formed on the side wall of the front wheel seat; an orientation piece capable of moving up and down is inserted into the opening groove; the orientation piece includes an outer cover part exposed out of the front wheel seat and an inner end part inserted into the front wheel seat; a longitudinal extension spring is arranged between the inner end part and the inner top end of the front wheel seat; an insert is extended downwards from the inner end part; and an inserting hole is correspondingly formed on the front wheel fork. When the orientation piece is arranged at the high end, the insert is detached from the inserting hole, and the front wheel is in the steering state. When the orientation piece is arranged at the low end, the insert is inserted into the inserting hole, and the front wheel is in the orientation state. An orientation button is installed inside a mounting hole of the orientation piece and can realize locking and unlocking of the orientation piece and the front wheel seat. The utility model is easy to operate, time-saving and labor-saving.
Description
Technical field
The utility model relates to a kind of front-wheel attitude reference device of doll carriage.
Background technology
In the prior art, the front-wheel attitude reference device of doll carriage is inserted in the lock pin jack with lock pin between front-fork and preceding wheel seat, and lock pin often needs to insert from the bottom lock pin jack or extracts.Grab lock pin and inconvenient at the bottom of front-fork hand in the time of user's operation, and for the higher user of height, such operation is required great effort more.
Summary of the invention
The utility model purpose is: a kind of front-wheel attitude reference device of doll carriage is provided, and this attitude reference device is easy and simple to handle, and is time saving and energy saving.
The technical solution of the utility model is: a kind of front-wheel attitude reference device of doll carriage, comprise the front-fork that is connected with front-wheel by wheel shaft, the preceding wheel seat that connects to ground, be fixed with the front-wheel vertical shaft on the described front-fork, vertical Kong Yuqian wheel seat of wheel seat connected rotationally before the front-wheel vertical shaft inserted, the sidewall of preceding wheel seat is provided with open slot, be inserted with directed part moving up and down in the open slot, directed part comprises the cover part that is exposed to preceding wheel seat and is plugged in the interior inner end portion of preceding wheel seat, be provided with the spring of longitudinal extension between the interior top of inner end portion and preceding wheel seat, inner end portion is extended with a plug-in unit downwards, front-fork is provided with cooresponding jack, directed part is positioned at when high-end, plug-in unit breaks away from jack, and front-wheel is in steering state, when directed part is positioned at low side, plug-in unit inserts jack, front-wheel is in directed state, in the mounting hole of described directed part directional buttons is installed, and directional buttons can realize the locking and the release of directed part and preceding wheel seat;
The open slot of wheel seat vertically is provided with before described, and the middle part of directed part is provided with the I-shaped groove, and the I-shaped groove cooperates with open slot, and directed part can be moved up and down along open slot;
Described directional buttons ecto-entad is followed successively by turret terminal, the I-shaped groove, cylinder, boss, the upper end of open slot is provided with the circular hole that cooperates with cylinder, be provided with button spring between the inner of directional buttons and the mounting hole, directed part is provided with the opening that passes through for cylinder at I-shaped groove place, when front-wheel is in steering state, push directional buttons, the I-shaped groove of the I-shaped groove aligned orientation part of directional buttons, realize the release of directed part and preceding wheel seat, when front-wheel is in directed state, on draw directed part, directional buttons is under the effect of button spring, cylinder inserts circular hole by the opening of directed part, and boss is against on the preceding wheel seat inwall of circular hole periphery, realizes the locking of directed part and preceding wheel seat;
Wheel seat comprises the front-wheel seat body of lower ending opening before described, open slot upwards is provided with along the lower edge of front-wheel seat body, there is preceding wheel seat lower cover the lower end of front-wheel seat body by screw retention, preceding wheel seat lower cover is provided with the lower cover hole corresponding to the jack of front-fork, inserts the jack of front-fork so that supply the plug-in unit of directed part to pass.
The utility model advantage is:
1. in the utility model, when front-wheel need change directed state into by steering state,, when front-wheel need be steering state by directed state-transition, need only and draw directed part as long as push directional buttons, easy and simple to handle, time saving and energy saving.
2. in the utility model, open slot upwards is provided with along the lower edge of front-wheel seat body, when directed part is installed, as long as the I-shaped groove of directed part is aimed at the below of open slot, move again and snap in open slot, last again before the bottom of front-wheel seat body is fixing the wheel seat lower cover get final product, so design of preceding wheel seat has made things convenient for the installation of directed part.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described:
Fig. 1 is a block diagram of the present utility model;
Fig. 2 is an assembly drowing of the present utility model;
Fig. 3 is the enlarged drawing of directed part and directional buttons among Fig. 2;
Cutaway view when Fig. 4 is in steering state for front-wheel;
Scheme drawing when Fig. 5 is in steering state for front-wheel; (directed part does not draw)
Cutaway view when Fig. 6 is in directed state for front-wheel;
Scheme drawing when Fig. 7 is in directed state for front-wheel; (directed part does not draw)
Fig. 8 is the lateral plan of directed part;
Fig. 9 is the birds-eye view of directed part.
Wherein: 10 front-wheels;
20 front-forks; 21 front-wheel vertical shafts; 22 jacks;
30 vehicle frames;
Wheel seat before 40; 41 vertical holes; 42 open slots; 43 circular holes; 44 front-wheel seat bodies; Wheel seat lower cover before 45; 46 lower cover holes;
50 directed parts; 51 cover part; 52 inner end portion; 53 springs; 54 plug-in units; 55 mounting holes; 56 I-shaped grooves; 57 openings;
60 directional buttons; 61 turret terminals; 62 I-shaped grooves; 63 cylinders; 64 boss; 65 button spring.
The specific embodiment
Embodiment: extremely shown in Figure 9 as Fig. 1, a kind of front-wheel attitude reference device of doll carriage, comprise the front-fork 20 that is connected with front-wheel 10 by wheel shaft, with wheel seat 40 before vehicle frame 30 bonded assemblys, be fixed with front-wheel vertical shaft 21 on the described front-fork 20, vertical hole 41 of wheel seat 40 was connected rotationally with preceding wheel seat 40 before front-wheel vertical shaft 21 inserted, the sidewall of preceding wheel seat 40 is provided with open slot 42, be inserted with directed part 50 moving up and down in the open slot 42, directed part 50 comprises cover part 51 that is exposed to preceding wheel seat 40 and the inner end portion 52 that is plugged in the preceding wheel seat 40, be provided with the spring 53 of longitudinal extension between the interior top of inner end portion 52 and preceding wheel seat 40, inner end portion 52 is extended with a plug-in unit 54 downwards, front-fork 20 is provided with cooresponding jack 22, directed part 50 is positioned at when high-end, plug-in unit 54 breaks away from jack 22, front-wheel 10 is in steering state, when directed part 50 is positioned at low side, plug-in unit 54 inserts jack 22, front-wheel 10 is in directed state, in the mounting hole 55 of described directed part 50 directional buttons 60 is installed, directional buttons 60 can realize the locking and the release of directed part 50 and preceding wheel seat 40.
The open slot 42 of wheel seat 40 vertically is provided with before described, and the middle part of directed part 50 is provided with I-shaped groove 56, and I-shaped groove 56 cooperates with open slot 42, and directed part 50 can be moved up and down along open slot 42.
Described directional buttons 60 ecto-entads are followed successively by turret terminal 61, I-shaped groove 62, cylinder 63, boss 64, the upper end of open slot 42 is provided with the circular hole 43 that cooperates with cylinder 63, be provided with button spring 65 between the inner of directional buttons 60 and the mounting hole 55, directed part 50 is provided with the opening 57 that passes through for cylinder 63 at I-shaped groove 56 places.
When front-wheel 10 need change directed state into by steering state, as shown in Figure 4 and Figure 5, push directional buttons 60, when pressing on earth, the I-shaped groove 56 of the I-shaped groove 62 aligned orientation parts 50 of directional buttons 60, realize the release of directed part 50 and preceding wheel seat 40, moved downward by spring 53 elastic force this moment at directed part 50, when moving to bottom, the plug-in unit 54 of its directed part 50 inserts the jack 22 of front-fork 20, promptly realize directed state, as shown in Figure 6 and Figure 7.
When front-wheel 10 need be steering state by directed state-transition, as shown in Figure 6 and Figure 7, on draw directed part 50, directed part 50 is moved up, when directed part 50 moves to topmost, cylinder 63 on the directional buttons 60 aligns with the circular hole 43 of open slot 42, the elastic force that directional buttons 60 is subjected to button spring 65 moves along the axis direction of directional buttons 60, force cylinder 63 to insert circular hole 43 by the opening 57 of directed part 50, boss 64 is against on preceding wheel seat 40 inwalls of circular hole 43 peripheries, make directed part 50 can not move by the elastic force of button spring 65, realize the locking of directed part 50 and preceding wheel seat 40, at this moment, the plug-in unit 54 on the directed part 50 breaks away from the jack 22 of front-forks 20, promptly realize steering state, as shown in Figure 4 and Figure 5.
Claims (4)
1. the front-wheel attitude reference device of a doll carriage, comprise the front-fork (20) that is connected with front-wheel (10) by wheel shaft, with wheel seat (40) before vehicle frame (30) bonded assembly, it is characterized in that: be fixed with front-wheel vertical shaft (21) on the described front-fork (20), vertical hole (41) of wheel seat (40) was connected rotationally with preceding wheel seat (40) before front-wheel vertical shaft (21) inserted, the sidewall of preceding wheel seat (40) is provided with open slot (42), be inserted with directed part moving up and down (50) in the open slot (42), directed part (50) comprises the cover part (51) that is exposed to preceding wheel seat (40) and is plugged in the interior inner end portion (52) of preceding wheel seat (40), be provided with the spring (53) of longitudinal extension between the interior top of inner end portion (52) and preceding wheel seat (40), inner end portion (52) is extended with a plug-in unit (54) downwards, front-fork (20) is provided with cooresponding jack (22), directed part (50) is positioned at when high-end, plug-in unit (54) breaks away from jack (22), front-wheel (10) is in steering state, directed part (50) is when being positioned at low side, plug-in unit (54) inserts jack (22), front-wheel (10) is in directed state, in the mounting hole (55) of described directed part (50) directional buttons (60) is installed, directional buttons (60) can realize the locking and the release of directed part (50) and preceding wheel seat (40).
2. according to the front-wheel attitude reference device of the described doll carriage of claim 1, it is characterized in that: the open slot (42) of wheel seat (40) vertically is provided with before described, the middle part of directed part (50) is provided with I-shaped groove (56), I-shaped groove (56) cooperates with open slot (42), and directed part (50) can be moved up and down along open slot (42).
3. according to the front-wheel attitude reference device of the described doll carriage of claim 2, it is characterized in that: described directional buttons (60) ecto-entad is followed successively by turret terminal (61), I-shaped groove (62), cylinder (63), boss (64), the upper end of open slot (42) is provided with the circular hole (43) that cooperates with cylinder (63), be provided with button spring (65) between the inner of directional buttons (60) and the mounting hole (55), directed part (50) locates to be provided with the opening (57) that passes through for cylinder (63) at I-shaped groove (56), front-wheel (10) is when being in steering state, push directional buttons (60), the I-shaped groove (56) of I-shaped groove (62) the aligned orientation part (50) of directional buttons (60), realize the release of directed part (50) and preceding wheel seat (40), when front-wheel (10) is in directed state, on draw directed part (50), directional buttons (60) is under the effect of button spring (65), cylinder (63) inserts circular hole (43) by the opening (57) of directed part (50), boss (64) is against on preceding wheel seat (40) inwall of circular hole (43) periphery, realizes the locking of directed part (50) and preceding wheel seat (40).
4. according to the front-wheel attitude reference device of claim 1 or 2 or 3 described doll carriages, it is characterized in that: wheel seat (40) comprises the front-wheel seat body (44) of lower ending opening before described, open slot (42) upwards is provided with along the lower edge of front-wheel seat body (44), there is preceding wheel seat lower cover (45) lower end of front-wheel seat body (44) by screw retention, preceding wheel seat lower cover (44) is provided with lower cover hole (46) corresponding to the jack (22) of front-fork (20), inserts the jack (55) of front-fork (52) so that supply the plug-in unit (54) of directed part (50) to pass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200389607U CN201258005Y (en) | 2008-08-01 | 2008-08-01 | Fore wheel orienting mechanism of baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200389607U CN201258005Y (en) | 2008-08-01 | 2008-08-01 | Fore wheel orienting mechanism of baby carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201258005Y true CN201258005Y (en) | 2009-06-17 |
Family
ID=40772237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200389607U Expired - Lifetime CN201258005Y (en) | 2008-08-01 | 2008-08-01 | Fore wheel orienting mechanism of baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201258005Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133902A (en) * | 2011-03-14 | 2011-07-27 | 昆山百花儿童用品有限公司 | Front wheel orientation device of pushchair |
-
2008
- 2008-08-01 CN CNU2008200389607U patent/CN201258005Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133902A (en) * | 2011-03-14 | 2011-07-27 | 昆山百花儿童用品有限公司 | Front wheel orientation device of pushchair |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090617 |
|
| CX01 | Expiry of patent term |