CN201626257U - Baby carriage wheel orienting mechanism and baby carriage - Google Patents
Baby carriage wheel orienting mechanism and baby carriage Download PDFInfo
- Publication number
- CN201626257U CN201626257U CN2010201204639U CN201020120463U CN201626257U CN 201626257 U CN201626257 U CN 201626257U CN 2010201204639 U CN2010201204639 U CN 2010201204639U CN 201020120463 U CN201020120463 U CN 201020120463U CN 201626257 U CN201626257 U CN 201626257U
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- Prior art keywords
- lockout mechanism
- wheel
- pin
- spare
- connecting element
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- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
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Abstract
The utility model relates to a baby carriage wheel orienting mechanism and a baby carriage. The wheel orienting mechanism comprises a wheel rotating member, a fastener, a locking mechanism and a position limiting mechanism. The locking mechanism includes an orienting pin arranged on the fastener, a lock slot formed on the wheel rotating member and an operation member; the locking mechanism has a lock state and an unlock state. In the lock state, the orienting pin is inserted in the lock slot, and the wheel rotating member is locked in relative to the fastener. In the unlock state, the orienting pin leaves the lock slot, and the wheel rotating member rotates in relative to the fastener. The position limiting mechanism comprises a spring tongue arranged on the operation member, an upper butting section and a lower butting section arranged on the fastener and a first pressure spring for providing a force to press the spring tongue to the fastener. In the lock state, the spring tongue butts against the lower butting section upwards; and in the unlock state, the spring tongue butts against the upper butting section downwards. The wheel rotating member can be locked by the operation member directly without aligning the lock slot. Accordingly, the utility model has the advantages of convenient operation and simple structure.
Description
Technical field
The utility model relates to a kind of attitude reference device of pushchair, and the perambulator that the attitude reference device of this pushchair is installed.
Background technology
Pushchair generally comprises two states, moves freely state and directed mobile status, and when being in when moving freely state, wheel can rotate in 360 degree scopes, and can move along any direction, is equivalent to cardan wheel; When being in directed mobile status, wheel can only move towards a direction.And generally speaking, when perambulator when rectilinear direction is advanced, if wheel still can rotate, then can influence speed of advance, also can cause beating of perambulator, so generally vehicle frame is provided with directional device for wheel.In the prior art, the orienting device of wheel comprises rotating wheel carrier, is arranged at the locked groove on the wheel carrier, is arranged on the orientation pin on the vehicle frame movably, and in the time of in the orientation pin inserts locked groove, wheel is locked; When the orientation pin was extracted, wheel was free to rotate.And the orienting device of realizing this type of function often needs artificial orientation being sold alignment indentation and insert operation ten minutes trouble; Simultaneously, realizing that this functional structure is also comparatively complicated.
The utility model content
The attitude reference device of pushchair simple to operate when the purpose of this utility model provides a kind of turning to.
Another purpose of the present utility model provides a kind of perambulator that the attitude reference device of this pushchair is installed.
For reaching first above-mentioned purpose, the utility model adopts following technical scheme:
A kind of attitude reference device of pushchair, comprise the wheel revolutions spare that is used to install wheel, the connecting element that is arranged on the described wheel revolutions spare rotationally and is used for being fixedly connected with frame for baby cart, be used for lockout mechanism that described wheel revolutions spare and described connecting element are locked mutually, stop gear, described lockout mechanism comprises the orientation pin that is arranged on the described connecting element, be arranged on the described wheel revolutions spare and be used to hold the locked groove of described directed pin, be used to operate the operating parts that described directed pin slides inside and outside described locked groove, described lockout mechanism has lock-out state and released state, under lock-out state, described directed pin is inserted in the described locked groove, the described relatively connecting element locking of described wheel revolutions spare; Under released state, described directed pin breaks away from described locked groove, and described wheel revolutions spare can rotate relative to described connecting element.Described stop gear comprises the bullet tongue that is arranged on the described operating parts, be arranged on last contact part and following contact part on the described connecting element, first stage clip of the power of pressing to described connecting element place is provided for described bullet tongue, when described lockout mechanism is in the lock state, described bullet tongue upwards is against on the described contact part down, when described lockout mechanism was in released state, described bullet tongue was against described going up on the contact part downwards.
Preferably, described go up has on the contact part horizontal by greater than first ramp of 0 degree less than 90 degree angles, have on the described down contact part horizontal by greater than first lower inclined plane of 0 degree less than 90 degree angles, when described lockout mechanism is in the lock state, described bullet tongue upwards is against on described first lower inclined plane, when described lockout mechanism was in released state, described bullet tongue was against downwards on described first ramp.Further preferably, have second ramp and second lower inclined plane on the described bullet tongue, when described lockout mechanism is in the lock state, second ramp on the described bullet tongue upwards is against on described first lower inclined plane, when described lockout mechanism was in released state, second lower inclined plane on the described bullet tongue was against downwards on described first ramp.
Preferably, described operating parts is connected by bearing pin with described directed pin, offers position-limited trough on the described directed pin, and described bearing pin passes described position-limited trough; When described lockout mechanism when lock-out state is transformed into released state, described bearing pin slides along described position-limited trough.Further preferably, described directed pin is provided with second stage clip of bullet to the power at described locked groove place to described directed pin is provided.
For reaching above-mentioned another purpose, the technical solution adopted in the utility model is:
A kind of perambulator, this perambulator comprises the perambulator support, be installed in front-wheel and trailing wheel on the described perambulator support, in described front-wheel and the trailing wheel, at least described front-wheel comprises the wheel revolutions spare that is used to install wheel, the connecting element that is arranged on the described wheel revolutions spare rotationally and is used for being fixedly connected with the perambulator support, be used for lockout mechanism that described wheel revolutions spare and described connecting element are locked mutually, stop gear, described lockout mechanism comprises the orientation pin that is arranged on the described connecting element, be arranged on the described wheel revolutions spare and be used to hold the locked groove of described directed pin, be used to operate the operating parts that described directed pin slides inside and outside described locked groove, described lockout mechanism has lock-out state and released state, under lock-out state, described directed pin is inserted in the described locked groove, described wheel revolutions spare relative fixed part locking; Under released state, described directed pin breaks away from described locked groove, and described wheel revolutions spare rotates relative to described connecting element; Described stop gear comprises the bullet tongue that is arranged on the described operating parts, be arranged on last contact part and following contact part on the described connecting element, first stage clip of the power of pressing to described connecting element place is provided for described bullet tongue, when described lockout mechanism is in the lock state, described bullet tongue upwards is against on the described contact part down, when described lockout mechanism was in released state, described bullet tongue was against described going up on the contact part downwards.
Preferably, described go up has on the contact part horizontal by greater than first ramp of 0 degree less than 90 degree angles, have on the described down contact part horizontal by greater than first lower inclined plane of 0 degree less than 90 degree angles, when described lockout mechanism is in the lock state, described bullet tongue upwards is against on described first lower inclined plane, when described lockout mechanism was in released state, described bullet tongue was against downwards on described first ramp.Further preferably, have second ramp and second lower inclined plane on the described bullet tongue, when described lockout mechanism is in the lock state, second ramp on the described bullet tongue upwards is against on described first lower inclined plane, when described lockout mechanism was in released state, second lower inclined plane on the described bullet tongue was against downwards on described first ramp.
Preferably, described operating parts is connected by bearing pin with described directed pin, offers position-limited trough on the described directed pin, and described bearing pin passes described position-limited trough; When described lockout mechanism when lock-out state is transformed into released state, described bearing pin slides along described position-limited trough.Further preferably, described directed pin is provided with second stage clip of bullet to the power at described locked groove place to described directed pin is provided.
The utility model compared with prior art has following advantage: the utility model directly locks wheel revolutions spare by operating parts, need not locked groove is carried out contraposition, and is easy to operate, simple in structure.
Description of drawings
Accompanying drawing 2 is the structural representation of the operating parts of embodiment one;
Accompanying drawing 3 is the structural representation of the orientation pin of embodiment one;
Accompanying drawing 4 is the structural representation of the wheel revolutions spare of embodiment one;
Scheme drawing when accompanying drawing 5 is in the lock state for embodiment one;
Scheme drawing when accompanying drawing 6 is in released state for embodiment one.
Wherein: 1, connecting element; 3, wheel revolutions spare; 4, directed pin; 5, operating parts; 6, position-limited trough; 7, locked groove; 8, play tongue; 9, second ramp; 10, second lower inclined plane; 11, first stage clip; 12, dead bolt; 13, first ramp; 14, first lower inclined plane; 15, second stage clip; 16, wheel; 17, bearing pin.
The specific embodiment
Describe concrete structure of the present utility model below with reference to accompanying drawings in detail:
Embodiment one:
The attitude reference device of a kind of pushchair shown in accompanying drawing 1～4 comprises being used to that the wheel revolutions spare 3 of wheel 16 is installed, being arranged on the wheel revolutions spare 3 rotationally and the connecting element 1 that is used for being fixedly connected with the children trolley vehicle frame, being used for lockout mechanism, stop gear that wheel revolutions spare 3 and connecting element 1 are locked mutually.
Lockout mechanism comprises the orientation pin 4 that is arranged on the connecting element 1, be arranged on the wheel revolutions spare 3 and be used to hold directed pin 4 locked groove 7, be used for operational orientation pin 4 at the locked groove 7 inside and outside operating parts 8 that slide.Lockout mechanism has lock-out state and released state, and under lock-out state, directed pin 4 is inserted in the locked groove 7,1 locking of wheel revolutions spare 3 relative fixed parts; Under released state, directed pin 4 breaks away from locked groove 7, and wheel revolutions spare 3 relative fixed parts 1 rotate.
Stop gear comprises the bullet tongue 8 that is arranged on the operating parts, be arranged on last contact part and following contact part on the connecting element 1, give and play first stage clip 11 that tongue 8 provides the power of pressing to connecting element 1 place, when lockout mechanism is positioned at lock-out state, playing tongue 8 upwards is against down on the contact part, when lockout mechanism is in released state, plays tongue 8 and be against on the contact part downwards.In the present embodiment, have on the last contact part horizontal by greater than 0 the degree less than 90 the degree angles first ramp 13, have on the following contact part horizontal by greater than 0 the degree less than 90 the degree angles first lower inclined plane 14.Play on the tongue 8 and have second ramp 9 and second lower inclined plane 10, when lockout mechanism is in the lock state, second ramp 9 that plays on the tongue 8 upwards is against on first lower inclined plane 14, go out as shown in Figure 5, when lockout mechanism is in released state, second lower inclined plane 10 that plays on the tongue 8 is against downwards on first ramp 13, goes out as shown in Figure 6.
Below specifically set forth the working process of the pushchair among this embodiment:
When needs change the moving direction of wheel, first stage clip 11 that plays tongue 8 right parts is played tongue 8 pressure left, second lower inclined plane 10 on the bullet tongue 8 in the operating parts 5 is against downwards on first ramp 13, and in position-limited trough 6, upwards lifted with orientation pin 4 that operating parts 5 flexibly connects mutually, directed pin 4 breaks away from locked groove 7, lockout mechanism is in released state, and as shown in Figure 6, this moment, wheel 16 can move to any direction.
When needs carry out orientation to wheel 16, rotate operating parts 5, operating parts 5 is by the directed pin 4 of bearing pin 17 pulling downwards, in the process of rotating operation spare 5, second lower inclined plane 10 that plays on the tongue 8 slides on first ramp 13, and break away from gradually, at this moment, first stage clip 11 that plays tongue 8 right parts is extruded; When second lower inclined plane 10 breaks away from first ramp 13, second ramp 9 and first lower inclined plane 14 are inconsistent, first stage clip 11 is released, it is drop-down position-limited trough 6 in that this moment, operating parts 5 drove directed pin 4, simultaneously, directed sell second stage clip 15 on 4 with it to pressing down, make directed pin 4 be inserted in the locked groove 7, wheel revolutions spare 3 is locked mutually with connecting element 1, and lockout mechanism is in the lock state, as shown in Figure 5.
Embodiment two:
A kind of perambulator, this perambulator comprises the perambulator support, is installed in front-wheel and trailing wheel on the perambulator support, in front-wheel and the trailing wheel, front-wheel comprises the wheel revolutions spare that is used to install wheel, is arranged on the wheel revolutions spare rotationally and the connecting element that is used for being fixedly connected with the children trolley vehicle frame, is used for lockout mechanism, stop gear that wheel revolutions spare and connecting element are locked mutually at least.
Lockout mechanism comprises the orientation pin that is arranged on the connecting element, be arranged on the wheel revolutions spare and be used to hold directed pin locked groove, be used for the operating parts that the operational orientation pin slides inside and outside locked groove.Lockout mechanism has lock-out state and released state, and under lock-out state, directed pin is inserted in the locked groove, the locking of wheel revolutions spare relative fixed part; Under released state, directed pin breaks away from locked groove, and wheel revolutions spare relative fixed part rotates.
Stop gear comprises the bullet tongue that is arranged on the operating parts, be arranged on last contact part and following contact part on the connecting element, give and play first stage clip that tongue provides the power of pressing to the connecting element place, when lockout mechanism is in the lock state, playing tongue upwards is against down on the contact part, when lockout mechanism is in released state, plays tongue and be against on the contact part downwards.In the present embodiment, have on the last contact part horizontal by greater than 0 the degree less than 90 the degree angles first ramp, have on the following contact part horizontal by greater than 0 the degree less than 90 the degree angles first lower inclined plane.Play on the tongue and have second ramp and second lower inclined plane, when lockout mechanism is positioned at lock-out state, second ramp that plays on the tongue upwards is against on first lower inclined plane, and when lockout mechanism was in released state, second lower inclined plane that plays on the tongue was against downwards on first ramp.
Operating parts is connected by bearing pin with directed pin, offers position-limited trough on the directed pin, and bearing pin passes position-limited trough; When lockout mechanism when lock-out state is transformed into released state, bearing pin slides along position-limited trough.In addition, directed pin is provided with second stage clip that the power of bullet to the locked groove place is provided to the orientation pin.
The foregoing description only is explanation technical conceive of the present utility model and characteristics; its purpose is to allow the personage that is familiar with this technology can understand content of the present utility model and is implemented; can not limit protection domain of the present utility model with this; all equivalences of being done according to the utility model spirit change or modify, and all should be encompassed in the protection domain of the present utility model.
Claims (10)
1. the attitude reference device of a pushchair, comprise the wheel revolutions spare (3) that is used to install wheel, be arranged on the connecting element (1) that described wheel revolutions spare (3) is gone up and is used for being fixedly connected with frame for baby cart rotationally, be used for lockout mechanism that described wheel revolutions spare (3) and described connecting element (1) are locked mutually, stop gear, described lockout mechanism comprises the orientation pin (4) that is arranged on the described connecting element (1), be arranged on described wheel revolutions spare (3) and go up and be used to hold the locked groove (7) of described directed pin (4), be used to operate described directed pin (4) at the inside and outside operating parts (5) that slides of described locked groove (7), described lockout mechanism has lock-out state and released state, under lock-out state, described directed pin (4) is inserted in the described locked groove (7), the described relatively connecting element of described wheel revolutions spare (3) (1) locking; Under released state, described directed pin (4) breaks away from described locked groove (7), and described wheel revolutions spare (3) rotates relative to described connecting element (1); It is characterized in that: described stop gear comprises the bullet tongue (8) that is arranged on the described operating parts (5), be arranged on last contact part on the described connecting element (1) and following contact part, first stage clip (11) of pressing to the power that described connecting element (1) locates is provided to described bullet tongue (8), when described lockout mechanism is in the lock state, described bullet tongue (8) upwards is against on the described contact part down, when described lockout mechanism was in released state, described bullet tongue (8) was against described going up on the contact part downwards.
2. the attitude reference device of pushchair according to claim 1, it is characterized in that: described go up has on the contact part horizontal by greater than first ramp (13) of 0 degree less than 90 degree angles, have on the described down contact part horizontal by greater than first lower inclined plane (14) of 0 degree less than 90 degree angles, when described lockout mechanism is in the lock state, described bullet tongue (8) upwards is against on described first lower inclined plane (14), when described lockout mechanism was in released state, described bullet tongue (8) was against downwards on described first ramp (13).
3. the attitude reference device of pushchair according to claim 2, it is characterized in that: have second ramp (9) and second lower inclined plane (10) on the described bullet tongue (8), when described lockout mechanism is in the lock state, second ramp (9) on the described bullet tongue (8) upwards is against on described first lower inclined plane (14), when described lockout mechanism was in released state, second lower inclined plane (10) on the described bullet tongue (8) was against downwards on described first ramp (13).
4. the attitude reference device of pushchair according to claim 1, it is characterized in that: described operating parts (5) is connected by bearing pin (17) with described directed pin (4), offer position-limited trough (6) on the described directed pin (4), described bearing pin (17) passes described position-limited trough (6); When described lockout mechanism when lock-out state is transformed into released state, described bearing pin (17) slides along described position-limited trough (6).
5. the attitude reference device of pushchair according to claim 4 is characterized in that: described directed pin (4) is provided with second stage clip (15) that the power that bullet locates to described locked groove (7) is provided to described directed pin (4).
6. perambulator, this perambulator comprises the perambulator support, be installed in front-wheel and trailing wheel on the described perambulator support, in described front-wheel and the trailing wheel, at least described front-wheel comprises the wheel revolutions spare (3) that is used to install wheel (16), be arranged on the connecting element (1) that described wheel revolutions spare (3) is gone up and is used for being fixedly connected with the perambulator support rotationally, be used for lockout mechanism that described wheel revolutions spare (3) and described connecting element (1) are locked mutually, stop gear, described lockout mechanism comprises the orientation pin (4) that is arranged on the described connecting element (1), be arranged on described wheel revolutions spare (3) and go up and be used to hold the locked groove (7) of described directed pin (4), be used to operate described directed pin (4) at the inside and outside operating parts (5) that slides of described locked groove (7), described lockout mechanism has lock-out state and released state, under lock-out state, described directed pin (4) is inserted in the described locked groove (7), described wheel revolutions spare (3) relative fixed part (1) locking; Under released state, described directed pin (4) breaks away from described locked groove (7), described wheel revolutions spare (3) rotates relative to described connecting element (1), it is characterized in that: described stop gear comprises the bullet tongue (8) that is arranged on the described operating parts (5), be arranged on last contact part and following contact part on the described connecting element (1), provide for described bullet tongue (8) to press to first stage clip (11) of the power that described connecting element (1) locates, when described lockout mechanism is positioned at lock-out state, described bullet tongue (8) upwards is against on the described contact part down, when described lockout mechanism was in released state, described bullet tongue (8) was against described going up on the contact part downwards.
7. perambulator according to claim 6, it is characterized in that: described go up has on the contact part horizontal by greater than first ramp (13) of 0 degree less than 90 degree angles, have on the described down contact part horizontal by greater than first lower inclined plane (14) of 0 degree less than 90 degree angles, when described lockout mechanism is in the lock state, described bullet tongue (8) upwards is against on described first lower inclined plane (14), when described lockout mechanism was in released state, described bullet tongue (8) was against downwards on described first ramp (13).
8. perambulator according to claim 7, it is characterized in that: have second ramp (9) and second lower inclined plane (10) on the described bullet tongue (8), when described lockout mechanism is in the lock state, second ramp (9) on the described bullet tongue (8) upwards is against on described first lower inclined plane (14), when described lockout mechanism was in released state, second lower inclined plane (10) on the described bullet tongue (8) was against downwards on described first ramp (13).
9. perambulator according to claim 6, it is characterized in that: described operating parts (5) is connected by bearing pin (17) with described directed pin (4), offer position-limited trough (6) on the described directed pin (4), described bearing pin (17) passes described position-limited trough (6); When described lockout mechanism when lock-out state is transformed into released state, described bearing pin (17) slides along described position-limited trough (6).
10. perambulator according to claim 9 is characterized in that: described directed pin (4) is provided with second stage clip (15) that the power that bullet locates to described locked groove (7) is provided to described directed pin (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201204639U CN201626257U (en) | 2010-02-25 | 2010-02-25 | Baby carriage wheel orienting mechanism and baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201204639U CN201626257U (en) | 2010-02-25 | 2010-02-25 | Baby carriage wheel orienting mechanism and baby carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201626257U true CN201626257U (en) | 2010-11-10 |
Family
ID=43057645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201204639U Expired - Fee Related CN201626257U (en) | 2010-02-25 | 2010-02-25 | Baby carriage wheel orienting mechanism and baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201626257U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105197087A (en) * | 2015-09-06 | 2015-12-30 | 好孩子儿童用品有限公司 | Baby stroller |
| CN109606021A (en) * | 2018-11-21 | 2019-04-12 | 好孩子儿童用品有限公司 | Locking mechanism, wheel locking mechanism and the children trolley with wheel locking mechanism |
| CN113911228A (en) * | 2020-07-10 | 2022-01-11 | 腾讯科技（深圳）有限公司 | Wheel-foot bimodal mechanical leg and robot |
-
2010
- 2010-02-25 CN CN2010201204639U patent/CN201626257U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105197087A (en) * | 2015-09-06 | 2015-12-30 | 好孩子儿童用品有限公司 | Baby stroller |
| CN109606021A (en) * | 2018-11-21 | 2019-04-12 | 好孩子儿童用品有限公司 | Locking mechanism, wheel locking mechanism and the children trolley with wheel locking mechanism |
| CN109606021B (en) * | 2018-11-21 | 2024-06-04 | 好孩子儿童用品有限公司 | Locking mechanism, wheel locking mechanism and child cart with wheel locking mechanism |
| CN113911228A (en) * | 2020-07-10 | 2022-01-11 | 腾讯科技（深圳）有限公司 | Wheel-foot bimodal mechanical leg and robot |
| CN113911228B (en) * | 2020-07-10 | 2024-03-05 | 腾讯科技（深圳）有限公司 | Wheel-foot bimodal mechanical leg and robot |
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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: 20101110 Termination date: 20190225 |