CN105151107A - Folding joint structure of baby carriage - Google Patents
Folding joint structure of baby carriage Download PDFInfo
- Publication number
- CN105151107A CN105151107A CN201510559795.4A CN201510559795A CN105151107A CN 105151107 A CN105151107 A CN 105151107A CN 201510559795 A CN201510559795 A CN 201510559795A CN 105151107 A CN105151107 A CN 105151107A
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- joint
- support
- mounting groove
- perambulator
- locking
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 26
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Prostheses (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a folding joint structure of a baby carriage which comprises a base, a first support, a second support, a first connector and a second connector. The first connector is arranged at the front end of the first support, and the second connector is arranged at the front end of the second support. The first connector and the second connector are pivoted to the base. A plurality of first transmission teeth are arranged on the first support, and a plurality of second transmission teeth matching the first transmission teeth are arranged on the second support. The first transmission teeth are engaged with the second transmission teeth. A mounting groove is formed in the first connector, a locking pin is inserted into the mounting groove in a sliding manner, and a locking groove is formed in the second connector. When the first support and the second support rotate to a certain angle, the mounting groove and the locking groove are collinearly aligned. At this moment, the locking pin can slide to the front portion of the mounting groove along the mounting groove to be inserted into the locking groove. The folding joint structure is simple, reliable and easy to use, failures can be effectively reduced, and therefore the safety of infants can be guaranteed.
Description
Technical field
The present invention relates to a kind of joint structure for retracting of perambulator.
Background technology
Perambulator is the first-selected instrument of a kind of infant trip, for the ease of carrying, most perambulator is all designed to folding structure, like this, perambulator just can effectively reduce the volume taken when folding, can be placed in automobile trunk easily or train baggage rack on.
At present, each support is articulated on a pedestal by most perambulator usually, need when folding or launch to rotate each support respectively to desired location, more respectively with a catch gear locking, operate comparatively loaded down with trivial details, be inconvenient to use, and making the parts of folding/unfolding joint more, structure is comparatively complicated, not easily processes and assembles, also easily break down, the safety of infant can not be ensured.
Summary of the invention
In order to solve the problem, the object of the present invention is to provide a kind of joint structure for retracting of perambulator simple and reliable for structure, easy to use.
The present invention is the technical scheme that its technical matters of solution adopts:
A kind of joint structure for retracting of perambulator, comprise a pedestal, one first support, one second support, be located at one first joint of the first support front end and be located at one second joint of the second support front end, the first described joint and the second joint are articulated on pedestal respectively by one first drive-connecting shaft parallel to each other and one second drive-connecting shaft, first joint is provided with some first driving cogs around the first drive-connecting shaft, second joint is provided with some second driving cogs matched with described first driving cog around the second drive-connecting shaft, the first described driving cog and the second driving cog are meshed and make the first joint and the second joint can synchronous axial system, the sidewall of the first joint offers a mounting groove, slide in this mounting groove and be inserted with a locking pin, the sidewall of the second joint offers a locking slot, when the first support and the second holder pivots to angle, mounting groove and the alignment of locking slot conllinear, now, described locking pin can slide into its front portion along mounting groove and plug in locking slot, to limit relatively rotating of the first support and the second support.
Preferably, the sidewall of the first described joint and the second joint one offers a fan-shaped guide groove, another sidewall is provided with the lug boss matched with this guide groove, and described lug boss slides and is plugged in guide groove to limit the first joint with the second joint along the axial relative changing of the relative positions of the first pivot joint.
Preferably, the end face of described first joint or the second joint offers the position-limited trough of a circular arc, the center of circle of this position-limited trough is positioned on the first drive-connecting shaft or the second drive-connecting shaft accordingly, pedestal is fixed with a locating dowel pin matched with described position-limited trough, this locating dowel pin is plugged in position-limited trough and also can slides along position-limited trough, and described locating dowel pin can lean with the end points place of position-limited trough the rotational angle limiting the first support or the second support.
Preferably, a locking spring is also provided with in described mounting groove, the two ends of this locking spring are separately fixed on the rear portion of locking pin and the rear inwall of mounting groove, and when mounting groove aligns with locking slot, this locking spring can promote locking pin makes it slide along mounting groove to locking slot.
Preferably, described pedestal is the housing of a hollow, and the first described joint and the second joint are all located in the inner chamber of pedestal, and the end walls of the first joint and the second joint is close on the inwall of pedestal.
Preferably, the first described joint and the second joint all in the form of annular discs, the first described driving cog and the second driving cog are separately positioned on the outer rim of the first joint and the second joint.
Preferably, the first described support is the push rod of perambulator, and the second described support is the front frame of perambulator, and the after poppet of perambulator is fixed on described pedestal.
The invention has the beneficial effects as follows: the engaged transmission passing through the first driving cog and the second driving cog in the present invention, make the first support and the second support can synchronous axial system, when folding or launch perambulator, without the need to rotating the first support and the second support respectively, the use greatly facilitated, the front portion of locking pin is pushed in mounting groove and can be fixed the first support and the second support, also be convenient to corresponding control mechanism is installed on the push rod of perambulator to control the movement of locking pin simultaneously, simple and reliable for structure, be easy to use, effectively can reduce the generation of fault, ensure the safety of infant.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is integral structure schematic diagram of the present invention;
Fig. 2 is decomposing schematic representation of the present invention;
Fig. 3 is the decomposing schematic representation at another visual angle of the present invention;
Fig. 4 is cutaway view of the present invention.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, a kind of joint structure for retracting of perambulator, comprise a pedestal 10, one first support 21, one second support 31, be located at one first joint 20 of the first support 21 front end and be located at one second joint 30 of the second support 31 front end, first joint 20 and the second joint 30 are articulated on pedestal 10 respectively by one first drive-connecting shaft 11 parallel to each other and one second drive-connecting shaft 12, first joint 20 is provided with some first driving cogs 22 around the first drive-connecting shaft 11, second joint 30 is provided with some second driving cogs 32 matched with the first driving cog 22 around the second drive-connecting shaft 12, first driving cog 22 and the second driving cog 32 are meshed and make the first joint 20 and the second joint 30 can synchronous axial system, the sidewall of the first joint 20 offers a mounting groove 23, slide in this mounting groove 23 and be inserted with a locking pin 40, the sidewall of the second joint 30 offers a locking slot 33, when the first support 21 and the second support 31 turn to an angle, mounting groove 23 and the alignment of locking slot 33 conllinear, now, locking pin 40 can slide into its front portion along mounting groove 23 and plug in locking slot 33, to limit relatively rotating of the first support 21 and the second support 31.The engaged transmission of the first driving cog 22 and the second driving cog 32 is passed through in the present invention, make the first support 21 and the second support 31 can synchronous axial system, when folding or launch perambulator, without the need to rotating the first support 21 and the second support 31 respectively, the use greatly facilitated, the front portion of locking pin 40 is pushed in mounting groove 23 and can be fixed the first support 21 and the second support 31, also be convenient to corresponding control mechanism is installed on the push rod of perambulator to control the movement of locking pin 40 simultaneously, simple and reliable for structure, be easy to use, effectively can reduce the generation of fault, ensure the safety of infant.
The sidewall of the second joint 30 offers a fan-shaped guide groove 34, the sidewall of the first joint 20 is provided with the lug boss 24 matched with this guide groove 34, lug boss 24 slides and is plugged in guide groove 34, when the first joint 20 and the second joint 30 rotate around its drive-connecting shaft, lug boss 24 can slide and can not impact the rotation of the first joint 20 and the second joint 30 in guide groove 34, this structure is for limiting the first joint 20 and the relative changing of the relative positions of the second joint 30 along the first drive-connecting shaft 11 direction, can effectively prevent the first joint 20 and the second joint 30 from occurring to loosen, make this articulation structure more firmly with stable.Certainly, guide groove 34 also can be arranged on the first joint 20, and lug boss 24 is arranged on the second joint 30 accordingly.
In the present embodiment, first joint 20 and the second joint 30 all in the form of annular discs, first driving cog 22 and the second driving cog 32 are separately positioned on the outer rim of the first joint 20 and the second joint 30, simultaneously the first joint 20 part outer rim outwardly convex and form lug boss 24, be convenient to processing and assembling.Certainly, the first joint 20 and the second joint 30 also can make other arbitrary shapes such as square, are not limited thereto.
The end face of the second joint 30 offers the position-limited trough 35 of a circular arc, the center of circle of this position-limited trough 35 is positioned on the second drive-connecting shaft 12, pedestal 10 is fixed with a locating dowel pin 13 matched with position-limited trough 35, this locating dowel pin 13 is plugged in position-limited trough 35 and also can slides along position-limited trough 35, when the second joint 30 turns to certain angle, locating dowel pin 13 can lean with the end points place of position-limited trough 35 rotational angle limiting the second support 31, usually can be designed to when the first joint 20 and the second joint 30 turn to the end points place that using state locating dowel pin 13 in season is resisted against position-limited trough 35, when the first joint 20 and the second joint 30 turn to another end points place that collapse state locating dowel pin 13 in season is resisted against position-limited trough 35, prevent the first joint 20 and the second joint 30 inordinate rotation and the miscellaneous parts such as pedestal 10 are caused damage, also can improve firmness when perambulator uses simultaneously, ensure the safety of infant.In the present embodiment, locating dowel pin 13 is parallel to the second drive-connecting shaft 12, and in practical application, locating dowel pin 13 can be also certain angle with the second drive-connecting shaft 12, as long as be not orthogonal to the second drive-connecting shaft 12 can play above-mentioned effect.Same, this position-limited trough 35 also can be opened on the first joint 20, and accordingly, its center of circle is positioned on the first drive-connecting shaft 11.
A locking spring 41 is also provided with in mounting groove 23, the two ends of this locking spring 41 are separately fixed on the rear portion of locking pin 40 and the rear inwall of mounting groove 23, when mounting groove 23 aligns with locking slot 33, this locking spring 41 can promote locking pin 40 makes it slide along mounting groove 23 to locking slot 33, mounting groove 23 and locking slot 33 can be designed to just align when the first joint 20 and the second joint 30 are rotated to using state usually, now the front portion of locking pin 40 can be pressed in locking slot 33 by locking spring 41, prevent from loosening, also can the structure of effective perambulator, such as, when carrying out folding operation, a steel wire only need be utilized to be returned to by locking pin 40 in mounting groove 23, when needing to carry out expansion operation, only steel wire need be unclamped, the front portion of locking pin 40 can push in locking slot 33 by locking spring 41, effectively simplify the structure of perambulator, reduce fault rate.
In the present embodiment, pedestal 10 is the housing of a hollow, first joint 20 and the second joint 30 are all located in the inner chamber of pedestal 10, and the end walls of the first joint 20 and the second joint 30 is close on the inwall of pedestal 10, thus the changing of the relative positions of the first joint 20 and the second joint 30 can be prevented further, be convenient to install, also more attractive and durable.
Generally, first support 21 is the push rod of perambulator, second support 31 is the front frame of perambulator, the after poppet 14 of perambulator is fixed on pedestal 10, like this, even if this articulation structure breaks down in use, also the infant on perambulator can not be crushed, the safety of infant can be ensured, certainly, also can adjust flexibly as required in practical application.
The foregoing is only preferred embodiments of the present invention, as long as the technical scheme realizing the object of the invention with basic same approach all belongs within protection scope of the present invention.
Claims (7)
1. the joint structure for retracting of a perambulator, it is characterized in that: comprise a pedestal (10), one first support (21), one second support (31), be located at one first joint (20) of the first support (21) front end and be located at one second joint (30) of the second support (31) front end, described the first joint (20) and the second joint (30) are articulated on pedestal (10) respectively by one first drive-connecting shaft (11) parallel to each other and one second drive-connecting shaft (12), first joint (20) is provided with some first driving cogs (22) around the first drive-connecting shaft (11), second joint (30) is provided with some second driving cogs (32) matched with described first driving cog (22) around the second drive-connecting shaft (12), described the first driving cog (22) and the second driving cog (32) are meshed and make the first joint (20) and the second joint (30) can synchronous axial system, the sidewall of the first joint (20) offers a mounting groove (23), slide in this mounting groove (23) and be inserted with a locking pin (40), the sidewall of the second joint (30) offers a locking slot (33), when the first support (21) and the second support (31) turn to an angle, mounting groove (23) and the alignment of locking slot (33) conllinear, now, described locking pin (40) can slide into its front portion along mounting groove (23) and plug in locking slot (33), to limit relatively rotating of the first support (21) and the second support (31).
2. the joint structure for retracting of a kind of perambulator according to claim 1, it is characterized in that: the sidewall of described the first joint (20) and both one of the second joint (30) offers a fan-shaped guide groove (34), another sidewall is provided with the lug boss (24) matched with this guide groove (34), and described lug boss (24) slides and is plugged in guide groove (34) to limit the first joint (20) and the relative changing of the relative positions of the second joint (30) along the first drive-connecting shaft (11) direction.
3. the joint structure for retracting of a kind of perambulator according to claim 1, it is characterized in that: the position-limited trough (35) end face of described first joint (20) or the second joint (30) offering a circular arc, the center of circle of this position-limited trough (35) is positioned on the first drive-connecting shaft (11) or the second drive-connecting shaft (12) accordingly, pedestal (10) is fixed with a locating dowel pin (13) matched with described position-limited trough (35), this locating dowel pin (13) is plugged in position-limited trough (35) and also can slides along position-limited trough (35), described locating dowel pin (13) can lean with the end points place of position-limited trough (35) rotational angle limiting the first support (21) or the second support (31).
4. the joint structure for retracting of a kind of perambulator according to claim 1, it is characterized in that: in described mounting groove (23), be also provided with a locking spring (41), the two ends of this locking spring (41) are separately fixed on the rear portion of locking pin (40) and the rear inwall of mounting groove (23), when mounting groove (23) aligns with locking slot (33), this locking spring (41) can promote locking pin (40) makes it slide along mounting groove (23) to locking slot (33).
5. the joint structure for retracting of a kind of perambulator according to claim 1, it is characterized in that: described pedestal (10) is the housing of a hollow, described the first joint (20) and the second joint (30) are all located in the inner chamber of pedestal (10), and the end walls of the first joint (20) and the second joint (30) is close on the inwall of pedestal (10).
6. the joint structure for retracting of a kind of perambulator according to claim 1, it is characterized in that: described the first joint (20) and the second joint (30) all in the form of annular discs, described the first driving cog (22) and the second driving cog (32) are separately positioned on the outer rim of the first joint (20) and the second joint (30).
7. the joint structure for retracting of a kind of perambulator according to claim 1, it is characterized in that: the push rod that described the first support (21) is perambulator, the front frame that described the second support (31) is perambulator, the after poppet (14) of perambulator is fixed on described pedestal (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510559795.4A CN105151107B (en) | 2015-09-02 | 2015-09-02 | A kind of joint structure for retracting of perambulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510559795.4A CN105151107B (en) | 2015-09-02 | 2015-09-02 | A kind of joint structure for retracting of perambulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105151107A true CN105151107A (en) | 2015-12-16 |
| CN105151107B CN105151107B (en) | 2018-04-20 |
Family
ID=54792270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510559795.4A Active CN105151107B (en) | 2015-09-02 | 2015-09-02 | A kind of joint structure for retracting of perambulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105151107B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110901743A (en) * | 2018-09-14 | 2020-03-24 | 明门瑞士股份有限公司 | Foldable clamping seat and child stroller thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1647463A2 (en) * | 2004-10-15 | 2006-04-19 | Tony Kwan Kwai Wun | Pushchair |
| US20080258436A1 (en) * | 2007-04-20 | 2008-10-23 | Cosco Management, Inc. | Stroller |
| CN201769848U (en) * | 2010-05-20 | 2011-03-23 | 刘修平 | Baby carriage folded by one hand |
| CN104354748A (en) * | 2014-09-18 | 2015-02-18 | K.G.C蔡 | stroller folding mechanism |
| CN104442978A (en) * | 2013-09-17 | 2015-03-25 | 珠海优力创工贸有限公司 | Collapsible child stroller seat |
| CN205022662U (en) * | 2015-09-02 | 2016-02-10 | 乐悦儿童用品有限公司 | Joint structure is closed to receipts of bassinet |
-
2015
- 2015-09-02 CN CN201510559795.4A patent/CN105151107B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1647463A2 (en) * | 2004-10-15 | 2006-04-19 | Tony Kwan Kwai Wun | Pushchair |
| US20080258436A1 (en) * | 2007-04-20 | 2008-10-23 | Cosco Management, Inc. | Stroller |
| CN201769848U (en) * | 2010-05-20 | 2011-03-23 | 刘修平 | Baby carriage folded by one hand |
| CN104442978A (en) * | 2013-09-17 | 2015-03-25 | 珠海优力创工贸有限公司 | Collapsible child stroller seat |
| CN104354748A (en) * | 2014-09-18 | 2015-02-18 | K.G.C蔡 | stroller folding mechanism |
| CN205022662U (en) * | 2015-09-02 | 2016-02-10 | 乐悦儿童用品有限公司 | Joint structure is closed to receipts of bassinet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110901743A (en) * | 2018-09-14 | 2020-03-24 | 明门瑞士股份有限公司 | Foldable clamping seat and child stroller thereof |
| CN110901743B (en) * | 2018-09-14 | 2023-10-31 | 明门瑞士股份有限公司 | Collapsible deck and stroller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105151107B (en) | 2018-04-20 |
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