CN102785687A - Push handle reversing limit mechanism of baby carriage - Google Patents
Push handle reversing limit mechanism of baby carriage Download PDFInfo
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- CN102785687A CN102785687A CN2012103065920A CN201210306592A CN102785687A CN 102785687 A CN102785687 A CN 102785687A CN 2012103065920 A CN2012103065920 A CN 2012103065920A CN 201210306592 A CN201210306592 A CN 201210306592A CN 102785687 A CN102785687 A CN 102785687A
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- handle
- trailing cable
- special
- push handle
- shaped cam
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Abstract
The invention discloses a push handle reversing limit mechanism of a baby carriage. The push handle reversing limit mechanism comprises a rotating seat, a middle support rod and a push handle, lower push handle connectors of the push handle are in pin joint with seat pocket sockets of the support rod respectively, a special-shaped cam oppositely fixed with the rotating seat is sleeved on a pin shaft between the middle support rod and the rotating seat, a limit boss is arranged in each lower push handle connector, each seat pocket socket is internally in pin joint with a front limit block and a rear limit block, a pressure spring is arranged among each front limit block, each rear limit block and the corresponding seat pocket socket, a first traction rope and a second traction rope which are wound on the arc-shaped surface and the plane of the special-shaped cam are connected among the front limit blocks, the rear limit blocks and the special-shaped cam, the first traction rope is used for tensioning the rear limit blocks so that the rear limit blocks are positioned at a first working position and cannot contact with the corresponding limit bosses, and the second traction rope is used for loosening the front limit blocks, so that the front limit blocks are positioned at a second working position to enable the push handle not to rotate forwards. When the push handle drives the middle support rod to rotate by 180 degrees, the rear limit blocks are positioned at the second working position to enable the push handle not to rotate forwards similarly, so that uncomfortableness in pushing the baby carriage after reversing of the push handle is avoided.
Description
Technical field
the present invention relates to the doll carriage of a kind of pocket 360 degree rotations.
Background technology
The doll carriage of
existing seat pocket 360 degree rotations comprise have front component, end vehicle frame, middle strut, seat pocket and the handle of wheel assembly and rotation seat with the vertical pin joint of rotation seat; Upper end, strut both sides is respectively equipped with a pocket socket in said; Said seat pocket is fixed between two pocket sockets; The handle lower adaptor of said handle two lower ends respectively with above-mentioned two pocket socket pin joints; Be provided with blocking device between seat pocket socket and the handle lower adaptor, said handle top is provided with the tripper that the device that is used to unlock locks.
The handle of
this doll carriage all need have the switching-over effect, so it has four kinds of mode of operations, and under first mode of operation, said handle recedes from bottom to top, front component is positioned at the car body front side and a seat pocket is provided with forward; Under second mode of operation, said handle recedes from bottom to top, front component is positioned at the car body front side and the seat pocket is provided with backwards; Under the 3rd mode of operation, said handle recedes from bottom to top, wheel assembly is positioned at the car body front side and the seat pocket is provided with backwards; Under the 4th mode of operation, said handle recedes from bottom to top, wheel assembly is positioned at the car body front side and the seat pocket is provided with forward.In above-mentioned four kinds of control positioies; The 3rd mode of operation and the 4th mode of operation need use former front component as wheel assembly; Therefore also brake gear need be installed on the former front component; Make that like this complete vehicle structure is comparatively complicated, integral vehicle cost improves greatly, but since first mode of operation and second mode of operation can realize go-cart person and baby face-to-face, baby and go-cart person be back to two kinds of situation of face, so above-mentioned the 3rd mode of operation and the 4th mode of operation also there is no need.In addition, go-cart is in above-mentioned the 3rd mode of operation and the 4th mode of operation when using, and carries out uncomfortable state after having push rod direction-changing.
Summary of the invention
the present invention seeks to: the handle switching-over stop gear that a kind of doll carriage is provided; When it used at car load, handle can not rotate forward, and end vehicle frame from bottom to top is provided with backward relatively; Therefore the base pocket is not provided with still setting backwards forward; Car load the place ahead of vehicle frame implementation end of towards all the time, thus uncomfortable state carried out after having avoided go-cart to have push rod direction-changing, and only need on wheel assembly, install brake gear; Need not on front component, to install brake gear, simplified complete vehicle structure, reduced productive costs.
technical scheme of the present invention is: a kind of handle switching-over stop gear of doll carriage; Comprise rotation seat on the end vehicle frame, with the middle strut of the vertical pin joint of rotation seat, and handle; Upper end, strut both sides is respectively equipped with a pocket socket in said; The handle lower adaptor of said handle two lower ends respectively with above-mentioned two pocket socket pin joints; Be arranged with and the relatively-stationary special-shaped cam of rotation seat on the bearing pin in said between strut and the rotation seat; This abnormity cam has an arc surface and a plane; Have positive stop lug boss in the said handle lower adaptor, be connected with cooresponding forward and backward limiting stopper respectively in the both sides, front and back of positive stop lug boss in the said seat pocket socket, be provided with stage clip between said forward and backward limiting stopper and the seat pocket socket; Be connected with first trailing cable and second trailing cable respectively between said forward and backward limiting stopper and the above-mentioned special-shaped cam; Winding is on the arc surface and plane of special-shaped cam respectively for its first trailing cable and second trailing cable, and first trailing cable tension back limiting stopper that is set around special-shaped cam circle cambered surface is located at first control position and can't contacts with positive stop lug boss all the time, and second trailing cable that is set around special-shaped cam planes unclamps then that the front limit piece is located at second control position and when vehicle frame rotates forward at the handle relative end, positive stop lug boss played retaining and establish effect; Handle can not be rotated forward; When the strut Rotate 180 was spent when the upright release of handle and in driving, first trailing cable, the special-shaped relatively cam position of second trailing cable exchanged, and the front limit piece that links to each other with second trailing cable is in first control position; Establish effect and the back limiting stopper that links to each other with first trailing cable is in second control position and when vehicle frame rotates forward at the handle relative end, positive stop lug boss is played retaining, handle can not be rotated forward.
The concrete mounting means of
said special-shaped cam: the middle part of strut is provided with the decoration loam cake and decoration lower cover of mutual fastening in said; Be installed with briquetting in this decoration lower cover; Above-mentioned special-shaped cam is assemblied in briquetting and decorates between the lower cover; The lower surface of said special-shaped cam has a pair of relative locating piece, and said rotation seat is provided with corresponding positioning groove, and said special-shaped cam and rotation seat close through the card establishing of locating piece and positioning groove and realize relative fixed.The setting of above-mentioned briquetting, guaranteed locating piece all the time with the cooperating of positioning groove.
The concrete structure and the mounting means of
said forward and backward limiting stopper: said forward and backward limiting stopper is the L type; The one of which end connects with seat pocket receptacle pin in succession; It is fixing that the other end is connected with first trailing cable or second trailing cable, said stage clip be arranged on the front limit part link to each other with second trailing cable between end and the seat pocket socket, and the back locating part link to each other with first trailing cable hold and a pocket socket between.
advantage of the present invention is: the present invention is when normal operating condition, and through cooperating of front limit piece and positive stop lug boss, the restriction handle rotates forward; In the upright release of handle and in driving behind the strut Rotate 180 degree; Make the conversion of between second control position and first control position, advancing of forward and backward limiting stopper through special-shaped cam, make that the back limiting stopper cooperated with positive stop lug boss and then limited handle and rotate forward this moment, like this when car load uses; Handle can not rotate forward; End vehicle frame from bottom to top is provided with backward relatively, and therefore the base pocket is not provided with forward still car load the place ahead of vehicle frame implementation end of towards all the time is set backwards; Thereby carry out uncomfortable state after having avoided go-cart to have push rod direction-changing; And only need on wheel assembly, to install brake gear, need not on front component, to install brake gear, simplify complete vehicle structure, reduced productive costs.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further described:
Fig. 1 is the scheme drawing of first mode of operation of the prior art;
Fig. 2 is the scheme drawing of second mode of operation of the prior art;
Fig. 3 is the scheme drawing of the 3rd mode of operation of the prior art;
Fig. 4 is the scheme drawing of the 4th mode of operation of the prior art;
Fig. 5 is a structural representation of the present invention;
Fig. 6 is the structural representation in the seat pocket steering procedure of the present invention; When release (handle upright)
Fig. 7 is an assembly drowing of the present invention;
Fig. 8 is the partial enlarged drawing of Fig. 7;
Fig. 9 is the relational view between trailing cable among the present invention and the different in nature cam;
Section-drawing when Figure 10 is in first control position for the limiting stopper among the present invention;
Section-drawing when
Figure 11 is in second control position for the limiting stopper among the present invention.
Wherein: 1 end vehicle frame;
2 rotation seats; 21 positioning grooves;
Strut in 3; 31 pocket sockets; 32 front limit pieces; 33 back limiting stoppers; 34 stage clips; 35 decorate loam cake; 36 decorate lower cover; 37 briquettings;
4 handles; 41 handle lower adaptors; 42 positive stop lug boss;
5 bearing pins;
6 different in nature cams; 61 arc surfaces; 62 planes; 63 locating pieces;
7 first trailing cables;
8 second trailing cables.
The specific embodiment
embodiment: extremely shown in Figure 11 like Fig. 5; A kind of handle switching-over stop gear of doll carriage; Comprise rotation seat 2 on the end vehicle frame 1, with the middle strut 3 of rotation seat 2 vertical pin joints, reach handle 4; Upper end, strut 3 both sides is respectively equipped with a pocket socket 31 in said; The handle lower adaptor 41 of 4 liang of lower ends of said handle respectively with above-mentioned two pocket socket 31 pin joints, be arranged with and rotation seat 2 relatively-stationary special-shaped cams 6 on the bearing pin 5 between strut 3 and the rotation seat 2 in said, this abnormity cam 6 has an arc surface 61 and a plane 62; Has positive stop lug boss 42 in the said handle lower adaptor 41; Be connected with cooresponding forward and backward limiting stopper 32,33 respectively in the both sides, front and back of positive stop lug boss 42, said forward and backward limiting stopper 32 in the said seat pocket socket 31; 33 and seat pocket socket 31 between be provided with stage clip 34; Be connected with first trailing cable 7 and second trailing cable 8 between said forward and backward limiting stopper 32,33 and the above-mentioned special-shaped cam 6 respectively, its first trailing cable 7 and the 8 difference windings of second trailing cable are on the arc surface 61 and plane 62 of special-shaped cam 6; The first trailing cable 7 tension back limiting stoppers 33 that are set around special-shaped cam 6 arc surfaces 61 are located at first control position and can't contact with positive stop lug boss 42 all the time; 8 of second trailing cables that are set around special-shaped cam 6 planes 62 unclamp that front limit piece 32 is located at second control position and positive stop lug boss 42 are played retaining at the 4 relative end of handle when vehicle frame 1 rotates forward and establish effect, handle 4 can not be rotated, forward when strut 3 Rotate 180s are spent in handle 4 upright releases and the drive; First trailing cable 7, special-shaped relatively cam 6 location swaps of second trailing cable 8; The front limit piece 32 that links to each other with second trailing cable 8 is in first control position, establishes effect and the back limiting stopper 33 that links to each other with first trailing cable 7 is in second control position and positive stop lug boss 42 is played retaining at the 4 relative end of handle when vehicle frame 1 rotates forward, and handle 4 can not be rotated forward.
are like Fig. 7 and shown in Figure 8; The concrete mounting means of said special-shaped cam 6: the middle part of strut 3 is provided with the decoration loam cake 35 and decoration lower cover 36 of mutual fastening in said; Be installed with briquetting 37 in this decoration lower cover 36; Above-mentioned special-shaped cam 6 is assemblied in briquetting 37 and decorates between the lower cover 36; The lower surface of said special-shaped cam 6 has a pair of relative locating piece 63, and said rotation seat 2 is provided with corresponding positioning groove 21, and said special-shaped cam 6 closes with the card establishing of positioning groove 21 through locating piece 63 with rotation seat 2 and realizes relative fixed.
are like Figure 10 and shown in Figure 11; Said forward and backward limiting stopper 32; 33 concrete structure and mounting means: said forward and backward limiting stopper 32,33 is the L type, and the one of which end is connected with seat pocket socket 31 pin joints; It is fixing that the other end is connected with first trailing cable 7 or second trailing cable 8, said stage clip 34 be arranged on front limit part 32 link to each other with second trailing cable 8 between end and the seat pocket socket 31, and back locating part 33 link to each other with first trailing cable 7 hold and a pocket socket 31 between.
the present invention is when normal operating condition, and through cooperating of front limit piece 32 and positive stop lug boss 42, restriction handle 4 rotates forward; In handle 4 upright releases and in driving behind the strut 3 Rotate 180 degree, make the conversion of between second control position and first control position, advancing of forward and backward limiting stopper 32,33 through special-shaped cam 6; Make this moment back spacing, 33 cooperate with positive stop lug boss 33 and then limit handle 4 and rotate forward, like this when car load uses; Handle 4 can not rotate forward; End vehicle frame 1 from bottom to top is provided with (like Fig. 1 and state shown in Figure 2) backward relatively, and therefore the base pocket is not provided with forward still car load the place ahead of vehicle frame 1 implementation end of towards all the time is set backwards; Thereby carry out uncomfortable state after having avoided go-cart to have push rod direction-changing; And only need on wheel assembly, to install brake gear, need not on front component, to install brake gear, simplify complete vehicle structure, reduced productive costs.
More than
only is concrete exemplary applications of the present invention, and protection scope of the present invention is not constituted any limitation.Except that the foregoing description, the present invention can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the present invention's scope required for protection.
Claims (3)
1. the handle of doll carriage switching-over stop gear; Comprise rotation seat (2) on the end vehicle frame (1), with rotation seat (2) vertically middle strut (3), and the handle (4) of pin joint; Upper end, strut (3) both sides is respectively equipped with a pocket socket (31) in said; The handle lower adaptor (41) of said handle (4) two lower ends respectively with above-mentioned two pocket sockets (31) pin joint; It is characterized in that: be arranged with and the relatively-stationary special-shaped cam of rotation seat (2) (6) on the bearing pin (5) in said between strut (3) and the rotation seat (2); This abnormity cam (6) has an arc surface (61) and a plane (62); Has positive stop lug boss (42) in the said handle lower adaptor (41); Be connected with cooresponding forward and backward limiting stopper (32 respectively in the both sides, front and back of positive stop lug boss (42) in the said seat pocket socket (31); 33); Be provided with stage clip (34), said forward and backward limiting stopper (32 between said forward and backward limiting stopper (32,33) and the seat pocket socket (31); 33) and be connected with first trailing cable (7) and second trailing cable (8) between the above-mentioned special-shaped cam (6) respectively; Winding is on the arc surface (61) and plane (62) of special-shaped cam (6) respectively for its first trailing cable (7) and second trailing cable (8), and first trailing cable (7) the tension back limiting stopper (33) that is set around special-shaped cam (6) arc surface (61) is located at first control position and can't contact with positive stop lug boss (42) all the time, second trailing cable (8) that is set around special-shaped cam (6) plane (62) then unclamp front limit piece (32) be located at second control position and handle (4) relatively end vehicle frame (1) when rotating forward positive stop lug boss (42) is played the effect of establishing that keeps off; Handle (4) can not be rotated forward; Strut (3) is when Rotate 180 is spent when the upright release of handle (4) and in driving, first trailing cable (7), the special-shaped relatively cam of second trailing cable (8) (6) location swap, and the front limit piece (32) that links to each other with second trailing cable (8) is in first control position; And the back limiting stopper (33) that links to each other with first trailing cable (7) be in second control position and handle (4) relatively end vehicle frame (1) when rotating forward positive stop lug boss (42) is played retaining and establishes effect, handle (4) can not be rotated forward.
2. the handle of a kind of doll carriage according to claim 1 switching-over stop gear; It is characterized in that: the middle part of strut (3) is provided with the decoration loam cake (35) of mutual fastening and decorates lower cover (36) in said; Be installed with briquetting (37) in this decoration lower cover (36); Above-mentioned special-shaped cam (6) is assemblied in briquetting (37) and decorates between the lower cover (36); The lower surface of said special-shaped cam (6) has a pair of relative locating piece (63), and said rotation seat (2) is provided with corresponding positioning groove (21), and said special-shaped cam (6) and rotation seat (2) close with the card establishing of positioning groove (21) through locating piece (63) and realize relative fixed.
3. the handle of a kind of doll carriage according to claim 1 and 2 switching-over stop gear; It is characterized in that: said forward and backward limiting stopper (32; 33) be the L type; The one of which end is connected with seat pocket socket (31) pin joint; It is fixing that the other end is connected with first trailing cable (7) or second trailing cable (8), said stage clip (34) be arranged on front limit part (32) link to each other with second trailing cable (8) between end and the seat pocket socket (31), and after locating part (33) link to each other with first trailing cable (7) hold and a pocket socket (31) between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210306592.0A CN102785687B (en) | 2012-08-27 | 2012-08-27 | Push handle reversing limit mechanism of baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210306592.0A CN102785687B (en) | 2012-08-27 | 2012-08-27 | Push handle reversing limit mechanism of baby carriage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102785687A true CN102785687A (en) | 2012-11-21 |
| CN102785687B CN102785687B (en) | 2015-07-22 |
Family
ID=47151312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210306592.0A Active CN102785687B (en) | 2012-08-27 | 2012-08-27 | Push handle reversing limit mechanism of baby carriage |
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| Country | Link |
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| CN (1) | CN102785687B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080231023A1 (en) * | 2006-08-25 | 2008-09-25 | Link Treasure Limited | Baby Stroller Frame with Seat Direction Changing Mechanism |
| AU2008212081A1 (en) * | 2007-09-19 | 2009-04-02 | Otto Bock Healthcare Ip Gmbh & Co. Kg | Jogger |
| CN101774396A (en) * | 2010-03-16 | 2010-07-14 | 苏州威凯儿童用品有限公司 | Baby stroller with reversible push bar |
| CN101780806A (en) * | 2010-02-11 | 2010-07-21 | 中山市隆成日用制品有限公司 | Baby carriage capable of reversing seat by operating handle |
| CN101913378A (en) * | 2010-08-25 | 2010-12-15 | 苏州威凯儿童用品有限公司 | Push rod direction-changing structure of baby carriage |
| CN202827682U (en) * | 2012-08-27 | 2013-03-27 | 昆山威凯儿童用品有限公司 | Reversing limiting mechanism of push handle of baby stroller |
-
2012
- 2012-08-27 CN CN201210306592.0A patent/CN102785687B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080231023A1 (en) * | 2006-08-25 | 2008-09-25 | Link Treasure Limited | Baby Stroller Frame with Seat Direction Changing Mechanism |
| AU2008212081A1 (en) * | 2007-09-19 | 2009-04-02 | Otto Bock Healthcare Ip Gmbh & Co. Kg | Jogger |
| CN101780806A (en) * | 2010-02-11 | 2010-07-21 | 中山市隆成日用制品有限公司 | Baby carriage capable of reversing seat by operating handle |
| CN101774396A (en) * | 2010-03-16 | 2010-07-14 | 苏州威凯儿童用品有限公司 | Baby stroller with reversible push bar |
| CN101913378A (en) * | 2010-08-25 | 2010-12-15 | 苏州威凯儿童用品有限公司 | Push rod direction-changing structure of baby carriage |
| CN202827682U (en) * | 2012-08-27 | 2013-03-27 | 昆山威凯儿童用品有限公司 | Reversing limiting mechanism of push handle of baby stroller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102785687B (en) | 2015-07-22 |
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