CN102785687B - Push handle reversing limit mechanism of baby carriage - Google Patents
Push handle reversing limit mechanism of baby carriage Download PDFInfo
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- CN102785687B CN102785687B CN201210306592.0A CN201210306592A CN102785687B CN 102785687 B CN102785687 B CN 102785687B CN 201210306592 A CN201210306592 A CN 201210306592A CN 102785687 B CN102785687 B CN 102785687B
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- handle
- trailing cable
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- shaped cam
- push handle
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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 that 360 degree, a kind of pocket rotates.
Background technology
The doll carriage that 360 degree, existing seat pocket rotates comprises end vehicle frame, middle strut, seat pocket and the handle with the longitudinal pin joint of rotation seat with front component, wheel assembly and rotation seat, upper end, described middle strut both sides is respectively equipped with a pocket socket, described seat pocket is fixed between two pocket sockets, the handle lower adaptor of described handle two lower end respectively with above-mentioned two pocket socket pin joints, be provided with blocking device between seat pocket socket and handle lower adaptor, described handle top is provided with the tripper for the device locking that unlocks.
The handle of this doll carriage all needs to have commutation effect, and therefore it has four kinds of mode of operations, and in the first operative state, described handle tilts backwards from bottom to top, front component is positioned on front side of car body and seat pocket is arranged forward; In a second operative state, described handle tilts backwards from bottom to top, front component is positioned on front side of car body and seat pocket is arranged backwards; Under the 3rd mode of operation, described handle tilts backwards from bottom to top, wheel assembly is positioned on front side of car body and seat pocket is arranged backwards; Under the 4th mode of operation, described handle tilts backwards from bottom to top, wheel assembly is positioned on front side of car body and seat pocket is arranged forward.In above-mentioned four kinds of control positioies, 3rd mode of operation and the 4th mode of operation need former front component to use as wheel assembly, therefore former front component also needs brake gear is installed, comparatively complexity, integral vehicle cost improve greatly to make complete vehicle structure like this, but due to the first mode of operation and the second mode of operation can realize go-cart person and baby face-to-face, baby and go-cart person back to the two kinds of situations in face, therefore above-mentioned 3rd mode of operation and the 4th mode of operation also there is no need.In addition, when go-cart is in above-mentioned 3rd mode of operation and the use of the 4th mode of operation, after there is push rod direction-changing, uncomfortable state is carried out.
Summary of the invention
The present invention seeks to: the handle commutation stop gear that a kind of doll carriage is provided, it is when car load uses, handle can not rotate forward, can only relatively from bottom to top arrange backward by end vehicle frame, therefore base pocket does not arrange forward and still arranges backwards, car load is carried out towards the front of end vehicle frame all the time, thus avoid after go-cart exists push rod direction-changing and carry out uncomfortable state, and only need install brake gear on wheel assembly, without the need to installing brake gear on front component, simplifying complete vehicle structure, reducing productive costs.
Technical scheme of the present invention is: a kind of handle commutation stop gear of doll carriage, comprise the rotation seat on end vehicle frame, with strut in the longitudinal pin joint of rotation seat, and handle, upper end, described middle strut both sides is respectively equipped with a pocket socket, the handle lower adaptor of described handle two lower end respectively with above-mentioned two pocket socket pin joints, bearing pin between described middle strut and rotation seat is arranged with rotation seat relatively-stationary Special-shaped cam, this Special-shaped cam has an arc surface and a plane, in described handle lower adaptor, there is positive stop lug boss, in described seat pocket socket before the both sides, front and back of positive stop lug boss are connected with correspondence respectively, rear limiting stopper, before described, stage clip is provided with between rear limiting stopper and seat pocket socket, before described, the first trailing cable and the second trailing cable is connected between rear limiting stopper and above-mentioned Special-shaped cam, its first trailing cable and the winding of the second trailing cable difference are on the arc surface and plane of Special-shaped cam, after being set around the first trailing cable tension of Special-shaped cam arc surface, limiting stopper is located at the first control position and cannot contacts with positive stop lug boss all the time, the second trailing cable being set around Special-shaped cam plane then unclamps front limit block and is located at the second control position and plays gear when vehicle frame rotates forward handle the end of relative to positive stop lug boss and establish effect, handle can not be rotated forward, when strut during handle uprightly unlocks and drives rotates 180 degree, first trailing cable, the relative Special-shaped cam location swap of second trailing cable, the front limit block be connected with the second trailing cable is in the first control position, and the rear limiting stopper be connected with the first trailing cable is in the second control position and plays gear when vehicle frame rotates forward handle the end of relative to positive stop lug boss and establishes effect, handle is made not rotate forward equally.
The concrete mounting means of described Special-shaped cam: the middle part of described middle strut is provided with the decoration upper cover and decoration lower cover that mutually fasten, briquetting is installed with in this decoration lower cover, above-mentioned Special-shaped cam is assemblied between briquetting and decoration lower cover, the lower surface of described Special-shaped cam has a pair relative locating piece, described rotation seat is provided with corresponding positioning groove, and described Special-shaped cam is closed with the card establishing of positioning groove by locating piece with rotation seat and realizes relative fixing.The setting of above-mentioned briquetting, ensure that locating piece all the time with the coordinating of positioning groove.
The concrete structure of described forward and backward limiting stopper and mounting means: described forward and backward limiting stopper is L-type, its one end and seat pocket receptacle pin connect in succession, the other end and the first trailing cable or the second trailing cable are connected and fixed, and described stage clip is arranged on front limit block and is connected with the second trailing cable and holds between seat pocket socket and rear limiting stopper is connected with the first trailing cable and holds between seat pocket socket.
Advantage of the present invention is: the present invention is when normal operating condition, by coordinating of front limit block and positive stop lug boss, restriction handle rotates forward, after in handle uprightly unlocks and drives, strut rotates 180 degree, before being made by Special-shaped cam, rear limiting stopper is advanced conversion between the second control position and the first control position, make limiting stopper now coordinate with positive stop lug boss and then limit handle to rotate forward, like this when car load uses, handle can not rotate forward, can only relatively from bottom to top arrange backward by end vehicle frame, therefore base pocket does not arrange forward and still arranges backwards, car load is carried out towards the front of end vehicle frame all the time, thus avoid after go-cart exists push rod direction-changing and carry out uncomfortable state, and only need install brake gear on wheel assembly, without the need to installing brake gear on front component, simplify complete vehicle structure, reduce productive costs.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is the schematic diagram of the first mode of operation of the prior art;
Fig. 2 is the schematic diagram of the second mode of operation of the prior art;
Fig. 3 is the schematic diagram of the 3rd mode of operation of the prior art;
Fig. 4 is the schematic diagram of the 4th mode of operation of the prior art;
Fig. 5 is structural representation of the present invention;
Fig. 6 is the structural representation in seat pocket steering procedure of the present invention; (when handle uprightly unlocks)
Fig. 7 is assembly drowing of the present invention;
Fig. 8 is the partial enlarged drawing of Fig. 7;
Fig. 9 is the relational view in the present invention between trailing cable and different in nature cam;
Figure 10 is limiting stopper in the present invention section-drawing when being in the first control position;
Figure 11 is limiting stopper in the present invention section-drawing when being in the second control position.
Wherein: 1 end vehicle frame;
2 rotation seats; 21 positioning grooves;
Strut in 3; 31 pocket sockets; 32 front limit blocks; Limiting stopper after 33; 34 stage clips; 35 decoration upper covers; 36 decoration lower covers; 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.
Detailed description of the invention
Embodiment: as shown in Fig. 5 to Figure 11, a kind of handle commutation stop gear of doll carriage, comprise the rotation seat 2 on end vehicle frame 1, with strut 3 in the longitudinal pin joint of rotation seat 2, and handle 4, upper end, described middle strut 3 both sides is respectively equipped with a pocket socket 31, the handle lower adaptor 41 of described handle 4 liang of lower ends respectively with above-mentioned two pocket socket 31 pin joints, bearing pin 5 between described middle strut 3 and rotation seat 2 is arranged with rotation seat 2 relatively-stationary Special-shaped cam 6, this Special-shaped cam 6 has an arc surface 61 and a plane 62, in described handle lower adaptor 41, there is positive stop lug boss 42, in described seat pocket socket 31 before the both sides, front and back of positive stop lug boss 42 are connected with correspondence respectively, rear limiting stopper 32, 33, before described, rear limiting stopper 32, stage clip 34 is provided with between 33 and seat pocket socket 31, before described, rear limiting stopper 32, the first trailing cable 7 and the second trailing cable 8 is connected between 33 and above-mentioned Special-shaped cam 6, its first trailing cable 7 and the winding of the second trailing cable 8 difference are on the arc surface 61 and plane 62 of Special-shaped cam 6, the first trailing cable 7 being set around Special-shaped cam 6 arc surface 61 is strained rear limiting stopper 33 and is located at the first control position and cannot contacts with positive stop lug boss 42 all the time, the second trailing cable 8 being set around Special-shaped cam 6 plane 62 unclamps front limit block 32 and is located at the second control position and plays gear when handle 4 rotates forward relative to end vehicle frame 1 to positive stop lug boss 42 and establish effect, handle 4 can not be rotated forward, when during handle 4 uprightly unlocks and drives, strut 3 revolves turnback, first trailing cable 7, second trailing cable 8 is Special-shaped cam 6 location swap relatively, the front limit block 32 be connected with the second trailing cable 8 is in the first control position, and the rear limiting stopper 33 be connected with the first trailing cable 7 is in the second control position and plays gear when handle 4 rotates forward relative to end vehicle frame 1 to positive stop lug boss 42 and establishes effect, handle 4 is made not rotate forward equally.
As shown in Figure 7 and Figure 8, the concrete mounting means of described Special-shaped cam 6: the middle part of described middle strut 3 is provided with the decoration upper cover 35 and decoration lower cover 36 that mutually fasten, briquetting 37 is installed with in this decoration lower cover 36, above-mentioned Special-shaped cam 6 is assemblied between briquetting 37 and decoration lower cover 36, the lower surface of described Special-shaped cam 6 has a pair relative locating piece 63, described rotation seat 2 is provided with corresponding positioning groove 21, and described Special-shaped cam 6 is closed with the card establishing of positioning groove 21 by locating piece 63 with rotation seat 2 and realizes relative fixing.
As shown in Figure 10 and Figure 11, described forward and backward limiting stopper 32, the concrete structure of 33 and mounting means: described forward and backward limiting stopper 32,33 in L-type, its one end is connected with seat pocket socket 31 pin joint, the other end and the first trailing cable 7 or the second trailing cable 8 are connected and fixed, and described stage clip 34 is arranged on front limit block 32 and is connected with the second trailing cable 8 and holds between seat pocket socket 31 and rear limiting stopper 33 is connected with the first trailing cable 7 and holds between seat pocket socket 31.
The present invention is when normal operating condition, by coordinating of front limit block 32 and positive stop lug boss 42, restriction handle 4 rotates forward, after in handle 4 uprightly unlocks and drives, strut 3 revolves turnback, before being made by Special-shaped cam 6, rear limiting stopper 32, 33 advance conversion between the second control position and the first control position, make now spacing, 33 coordinate 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, relatively from bottom to top (state as shown in Figures 1 and 2) can only be set backward by end vehicle frame 1, therefore base pocket does not arrange forward and still arranges backwards, car load is carried out towards the front of end vehicle frame 1 all the time, thus avoid after go-cart exists push rod direction-changing and carry out uncomfortable state, and only need install brake gear on wheel assembly, without the need to installing brake gear on front component, simplify complete vehicle structure, reduce productive costs.
Below be only embody rule example of the present invention, protection scope of the present invention is not constituted any limitation.In addition to the implementation, 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 commutation stop gear of a doll carriage, comprise the rotation seat (2) on end vehicle frame (1), with the middle strut (3) of rotation seat (2) longitudinal pin joint, and handle (4), described middle strut (3) upper end, both sides is respectively equipped with a pocket socket (31), the handle lower adaptor (41) of described handle (4) two lower end respectively with above-mentioned two pocket socket (31) pin joints, it is characterized in that: the bearing pin (5) between described middle strut (3) and rotation seat (2) is arranged with and rotation seat (2) relatively-stationary Special-shaped cam (6), this Special-shaped cam (6) has an arc surface (61) and a plane (62), in described handle lower adaptor (41), there is positive stop lug boss (42), in described seat pocket socket (31) before the both sides, front and back of positive stop lug boss (42) are connected with correspondence respectively, rear limiting stopper (32, 33), before described, rear limiting stopper (32, 33) and between seat pocket socket (31) stage clip (34) is provided with, before described, rear limiting stopper (32, 33) and between above-mentioned Special-shaped cam (6), be connected to the first trailing cable (7) and the second trailing cable (8), its first trailing cable (7) and the winding of the second trailing cable (8) difference are on the arc surface (61) and plane (62) of Special-shaped cam (6), after being set around the first trailing cable (7) tension of Special-shaped cam (6) arc surface (61), limiting stopper (33) is located at the first control position and cannot contacts with positive stop lug boss (42) all the time, the second trailing cable (8) being set around Special-shaped cam (6) plane (62) then unclamps front limit block (32) and is located at the second control position and plays gear when handle (4) rotates forward relative to end vehicle frame (1) to positive stop lug boss (42) and establish effect, handle (4) can not be rotated forward, when during handle (4) uprightly unlocks and drives, strut (3) revolves turnback, first trailing cable (7), second trailing cable (8) is Special-shaped cam (6) location swap relatively, the front limit block (32) be connected with the second trailing cable (8) is in the first control position, and the rear limiting stopper (33) be connected with the first trailing cable (7) is in the second control position and plays gear when handle (4) rotates forward relative to end vehicle frame (1) to positive stop lug boss (42) and establishes effect, handle (4) is made not rotate forward equally.
2. the handle commutation stop gear of a kind of doll carriage according to claim 1, it is characterized in that: the middle part of described middle strut (3) is provided with the decoration upper cover (35) and decoration lower cover (36) that mutually fasten, briquetting (37) is installed with in this decoration lower cover (36), above-mentioned Special-shaped cam (6) is assemblied between briquetting (37) and decoration lower cover (36), the lower surface of described Special-shaped cam (6) has a pair relative locating piece (63), described rotation seat (2) is provided with corresponding positioning groove (21), described Special-shaped cam (6) is closed with the card establishing of positioning groove (21) by locating piece (63) with rotation seat (2) and realizes relative fixing.
3. the handle commutation stop gear of a kind of doll carriage according to claim 1 and 2, it is characterized in that: described forward and backward limiting stopper (32,33) in L-type, its one end is connected with seat pocket socket (31) pin joint, the other end and the first trailing cable (7) or the second trailing cable (8) are connected and fixed, and described stage clip (34) is arranged on front limit block (32) and is connected with the second trailing cable (8) and holds between seat pocket socket (31) and rear limiting stopper (33) is connected with the first trailing cable (7) and holds between seat pocket socket (31).
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 CN102785687A (en) | 2012-11-21 |
| CN102785687B true 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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102785687B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7753398B2 (en) * | 2006-08-25 | 2010-07-13 | Link Treasure Limited | Baby stroller frame with seat direction changing mechanism |
-
2012
- 2012-08-27 CN CN201210306592.0A patent/CN102785687B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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| Publication number | Publication date |
|---|---|
| CN102785687A (en) | 2012-11-21 |
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