CN203485968U - Child cart seat capable of being folded in linkage mode - Google Patents
Child cart seat capable of being folded in linkage mode Download PDFInfo
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- CN203485968U CN203485968U CN201320577242.8U CN201320577242U CN203485968U CN 203485968 U CN203485968 U CN 203485968U CN 201320577242 U CN201320577242 U CN 201320577242U CN 203485968 U CN203485968 U CN 203485968U
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- seat
- hypozygal
- seat portion
- rest
- gear
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Abstract
The utility model discloses a child cart seat capable of being folded in a linkage mode, and relates to the technical field of child articles. The technical problem that in the prior art, the use safety performance is poor is solved. The child cart seat capable of being folded in the linkage mode comprises a backrest part, a seat part, a linkage folding mechanism and a limiting locking mechanism, wherein the backrest part is movably connected with the seat part, the backrest part and the seat part can relatively rotate around the movable connection position, the linkage folding mechanism is arranged between the backrest part and the seat part, and when the backrest part rotates around the movable connecting position in the direction of being far away from the front face of the seat part and close to the back face of the seat part to the folding position of the backrest part, and the seat part can be driven by the linkage folding mechanism to rotate in the direction of being far away from the front face of the backrest part and close to the back face of the backrest part to the folding position of the seat part. According to the child cart seat, the safety performance is improved, and folding in the linkage mode can be achieved.
Description
Technical field
The utility model relates to articles for children technical field, relates in particular to a kind of children trolley seat can interlock folding.
Background technology
Children trolley seat is a kind of important seat of specializing in children, child's use, and it both can use together with children trolley Frame Assembling, had again the function of independent seat.
In prior art, the children trolley seat that can amount to has back-rest, seat portion, handrail (handrail also claims: armrest, is generally handrail tube) and foot-operated position.Setting seat normal operating condition (or claims: the back-rest front open mode) and the angle between seat portion front are less than 180 degree and are greater than 95 degree, handrail is arranged between the front and seat portion front of back-rest, when seat folds, back-rest is amounted to the front near seat portion by movable device front, and armrest is just in time clipped between back-rest and seat portion.
At least there is following technical matters in prior art:
Existing children trolley seat is being adjusted to from open mode the process of collapse state, the front near seat portion is amounted to by movable device in the front of back-rest, armrest is just in time clipped between back-rest and seat portion, easily form tong gap, reduced the safety in utilization of the children trolley seat that can amount to.
Utility model content
One of them object of the present utility model is to propose a kind of children trolley seat can interlock folding, and has solved prior art and has had easy tong, causes the poor technical matters of safety in utilization.Many technique effects that the utility model optimal technical scheme can produce refer to below sets forth.
For achieving the above object, the utility model provides following technical scheme:
The children trolley seat can interlock folding that the utility model embodiment provides, comprises back-rest, seat portion, interlocked folding mechanism and limitation locking mechanism, wherein:
Described back-rest is flexibly connected with described seat portion, and described back-rest and described seat portion can relatively rotate around active connection place;
Described interlocked folding mechanism is arranged between described back-rest and described seat portion;
Described back-rest around active connection place towards deviate from the positive and direction that approaches the described seat portion back side of described seat portion with respect to described seat portion turn to described back-rest amount to position time, can drive described seat portion towards the direction that deviates from described back-rest front and approach the described back-rest back side, to turn to the position of amounting to of described seat portion by described interlocked folding mechanism; Described limitation locking mechanism is arranged between described back-rest and described seat portion, and described limitation locking mechanism can be limited to described back-rest and described seat portion both positions of amounting to.
At one preferably or alternatively in embodiment, when described back-rest turns to the open position of described back-rest towards the direction that deviates from the described seat portion back side and approach described seat portion front with respect to described seat portion around active connection place, also can drive described seat portion towards the direction that deviates from the described back-rest back side and approach described back-rest front, to turn to the open position of described seat portion by described interlocked folding mechanism, and described limitation locking mechanism can also be locked in described back-rest and described seat portion both open positions in the lump.
At one, preferably or alternatively in embodiment, described back-rest comprises backing tube, on described backing tube, is fixedly connected with upper joint, and described seat portion comprises mounting pipe, on described mounting pipe, is fixedly connected with hypozygal;
Described limitation locking mechanism comprise joint enclosing cover, joint inner cap, spacing ring, limited post and spacing slotted eye (or claim: position-limited trough), wherein:
Described joint inner cap, described hypozygal, described upper joint, described spacing ring and described joint enclosing cover are connected by the first pivot;
Described hypozygal deviates from a side of described upper joint and a side that described upper joint deviates from described hypozygal and is all fixedly installed separately limited post described at least one;
Both are provided with spacing slotted eye described at least one separately described joint inner cap and described spacing ring, and the maximum bearing of trend of described spacing slotted eye is consistent with the circumferential direction of described the first pivot;
Described limited post on described hypozygal is embedded in the described spacing slotted eye covering in described joint;
Described limited post on described upper joint is embedded in the described spacing slotted eye on described spacing ring;
Described backing tube and described mounting pipe turn to separately amount to position or open position time, the inner wall of end of described limited post and described spacing slotted eye connects;
Described seat in amounting to the back side of the described back-rest of position, in order to staff, capture and rotate described back-rest position, with in amounting to the back side of the described seat portion of position captured and rotated described seat portion position in order to staff spacing between the two, be preset as safety distance.
At one, preferably or alternatively in embodiment, described interlocked folding mechanism comprises upper joint gear, hypozygal gear, the first gear and the second gear, wherein:
Described upper joint gear is fixedly installed on described upper joint, and described hypozygal gear is fixedly installed on described hypozygal;
Described the first gear is articulated in described spacing ring and described joint and is covered by the second pivot
Described the second gear is articulated in described spacing ring and described joint and is covered by the 3rd pivot;
Described the first gear is meshed with described upper joint gear, described the second gear respectively;
Described the second gear is meshed with described hypozygal gear.
At one, preferably or alternatively in embodiment, the number of teeth of the number of teeth of described upper joint gear and described hypozygal gear is all less than the number of teeth of described the first gear and the number of teeth of described the second gear.
At one, preferably or alternatively in embodiment, described upper joint gear and described upper joint are integral type structure, and described hypozygal gear and described hypozygal are integral type structure.
At one, preferably or alternatively in embodiment, described back-rest comprises backing tube, on described backing tube, is fixedly connected with upper joint, and described seat portion comprises mounting pipe, on described mounting pipe, is fixedly connected with hypozygal;
The side that described hypozygal deviates from described upper joint is also provided with joint inner cap;
Described interlocked folding mechanism comprise the first long slot bore, the second long slot bore, activity-oriented post and guide groove (or claim: limit guide groove), wherein:
Described the first long slot bore is arranged on described upper joint, and described the second long slot bore is arranged on described hypozygal;
Described guide groove is arranged in described joint and covers, and the length direction of described guide groove extends along the radial direction of the rotational axis line of described upper joint and described hypozygal;
Described activity-oriented post runs through described the first long slot bore, the second long slot bore and described guide groove, and described upper joint can drive described activity-oriented post to slide in described guide groove and described the second long slot bore by described the first long slot bore while rotating with respect to described hypozygal.
At one, preferably or alternatively in embodiment, described the first long slot bore and described the second long slot bore are arc line shaped slotted eye, wherein:
Described the first long slot bore increases gradually in the spacing approaching in the direction of described backing tube and between the rotational axis line of described upper joint;
The spacing of described the second long slot bore in the direction that approaches described mounting pipe and between the rotational axis line of described hypozygal increases gradually.
At one preferably or alternatively in embodiment, described limitation locking mechanism comprise spacing bayonet lock, draw-in groove (or claim: spacing draw-in groove) and elastic element, wherein:
Described spacing bayonet lock is plugged in described backing tube, and described elastic element is between described spacing bayonet lock and described backing tube;
Described draw-in groove is arranged on the edge of described hypozygal, and when described backing tube turns to open position with respect to described mounting pipe, the spring energy that described elastic element applies is embedded in described draw-in groove the end of described spacing bayonet lock.
At one preferably or alternatively in embodiment, described seat portion is set to comprise the double-decker of seat board and cover plate, on seat board, be provided with and be enough to by the window of staff and the cover plate that blocks described window, the position that described window is offered is that staff passes that window is convenient to grab the described children trolley seat can interlock folding below described seat portion or the position of the vehicle frame retracting mechanism that is used in conjunction with the described children trolley seat can interlock folding.
At one preferably or alternatively in embodiment, the described children trolley seat can interlock folding also comprises handrail tube, described handrail tube be connected with armrest seat (can be flexibly connected), described armrest seat and described hypozygal are integral type structure, or, described armrest seat with described hypozygal between the two for being flexibly connected;
In described seat portion, be also connected with the pedal tube that can amount to, described pedal tube forms foot-operated position.
At one preferably or alternatively in embodiment, in amounting to the back side of the described back-rest of position, capturing and rotate the position of described back-rest in order to staff, and is default safety distance in amounting to the back side of the described seat portion of position captured and rotated described seat portion position in order to staff spacing between the two.
Based on technique scheme, the utility model embodiment at least can produce following technique effect:
Back-rest and the seat portion of the children trolley seat can interlock folding providing due to the utility model embodiment, no matter be (or to claim: folded position) turn to open position and (or claim: open mode) from amounting to position, all can be through being clipped in armrest between back-rest and seat portion or the parts of similar armrest or turn to folded position from open mode, so can not form tong gap with the parts of armrest or similar armrest, and then can tong yet, so improved the safety in utilization of the children trolley seat that can amount to, so solved prior art, there is easy tong, cause the poor technical matters of safety in utilization.
Therefore: the utility model optimal technical scheme compared with prior art at least can produce following technique effect:
Even there is handrail between back-rest and seat portion, owing to being set as positively rotating and fold away from, the approaching direction interlock in the back side between the back-rest of the children trolley seat can interlock folding and seat portion, and the rotational limitation of back-rest and seat portion is limited in default safety distance scope, so can not form again tong gap between back-rest and seat portion and handrail three; Meanwhile, at back-rest, when being flexibly connected some rotation expansion, can launching linkedly seat portion and make seat form the use angle of setting, for user offers convenience; Finally, can concealed window and window cover plate be set in the seat portion front of exposing, directly through described window, can operate more easily the retracting mechanism of seat or vehicle frame.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms the application's a part, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
When the children trolley seat can interlock folding that a kind of embodiment that Fig. 1 is the utility model embodiment provides is in an open position, the schematic diagram of the annexation between its chief component;
The children trolley seat can interlock folding that a kind of embodiment that Fig. 2 is the utility model embodiment provides when amounting to position, the schematic diagram of the annexation between its chief component;
When the children trolley seat can interlock folding that the another kind of embodiment that Fig. 3 is the utility model embodiment provides is in an open position, the schematic diagram of the annexation between its chief component;
The schematic diagram of position relationship between each several part in back-rest, seat portion, interlocked folding mechanism and the limitation locking mechanism installation process of the children trolley seat can interlock folding that a kind of embodiment that Fig. 4 is the utility model embodiment provides;
Fig. 5 is the schematic diagram of annexation between back-rest, seat portion, interlocked folding mechanism and the limitation locking mechanism of the children trolley seat can interlock folding shown in Fig. 4;
Fig. 6 is the schematic diagram of annexation between the back-rest of the children trolley seat can interlock folding shown in Fig. 4 and upper joint, the first gear;
Fig. 7 is a schematic diagram of annexation between the seat portion of the children trolley seat can interlock folding shown in Fig. 4 and hypozygal;
Fig. 8 is another schematic diagram of annexation between the seat portion of the children trolley seat can interlock folding shown in Fig. 4 and hypozygal;
The schematic diagram of position relationship between each several part in back-rest, seat portion, interlocked folding mechanism and the limitation locking mechanism installation process of the children trolley seat can interlock folding that the another kind of embodiment that Fig. 9 is the utility model embodiment provides;
Figure 10 is the schematic diagram of annexation between back-rest, seat portion, interlocked folding mechanism and the limitation locking mechanism each several part of the children trolley seat that can interlock shown in Fig. 9 folds;
Reference numeral: 1, backing tube; 2, joint, seat; 21, joint enclosing cover; 22, spacing ring; 221, position-limited trough; 23, upper joint; 231, upper joint gear; 232, limited post; 233, the first arc long slot bore; 24, the first gear; 25, the second gear; 26, spacing bayonet lock; 27, hypozygal; 271, spacing draw-in groove; 272, armrest seat; 273, hypozygal gear; 274, the second arc long slot bore; 28, joint inner cap; 281, position-limited trough; 282, spacing guide groove; 29, elastic element; 3, mounting pipe; 30, activity-oriented post; 31, seat board; 4, pedal tube; 5, handrail tube; 6, window.
The specific embodiment
Can understand the distinctive points between content of the present utility model and the utility model and prior art with reference to accompanying drawing Fig. 1～Figure 10 and word content below.Below, by accompanying drawing and the mode of enumerating optional embodiment more of the present utility model, the technical solution of the utility model (comprising optimal technical scheme) is described in further detail.It should be noted that: any technical characterictic in the present embodiment, any technical scheme is all the technical characterictic of plurality of optional or one or more in optional technical scheme, cannot exhaustive all alternative technical characterictics of the present utility model and alternative technical scheme in order to describe succinct need in presents, also the embodiment that is not easy to each technical characterictic all emphasizes that it is one of optional numerous embodiments, so those skilled in the art should know: arbitrary technological means that the utility model can be provided is replaced or any two or more technological means or technical characterictic that the utility model is provided combine mutually and obtain new technical scheme.Any technical characterictic in the present embodiment and any technical scheme all do not limit protection domain of the present utility model, protection domain of the present utility model should comprise those skilled in the art do not pay creative work thinkable any alternate embodiments and those skilled in the art any two or more technological means that the utility model is provided or technical characterictic combine mutually and the new technical scheme that obtains.
The utility model embodiment provides a kind of children trolley seat that tong, folding convenient and safety more preferably can interlock fold that is difficult for.
Technical scheme the utility model being provided below in conjunction with Fig. 1～Figure 10 is carried out more detailed elaboration.
Handle pipe) 1, mounting pipe 3, interlocked folding mechanism and limitation locking mechanism as shown in Fig. 1～Figure 10, the children trolley seat can interlock folding that the utility model embodiment provides, comprises that backing tube (or claims:.
Between the seat portion that the back-rest that backing tube 1 forms forms with mounting pipe 3, by interlocked folding mechanism, be flexibly connected, back-rest and seat portion around active connection place, do back-rest and seat portion front away from but rotate and fold with the approaching direction interlock in the seat portion back side, this interlock folds not through being clipped in armrest between back-rest and seat portion or the parts of similar armrest, can not form tong gap, so there is not the problem of tong yet.And the back-to-back process that folds is limited in preset range.
In addition, in back-rest launches to form seat configuration process, can launch seat portion by interlock, make seat be rendered as the use angle of setting.From Fig. 1～Figure 10, can find out that the angle in amounting between the back-rest of position and the front of seat portion is greater than the angle between back-rest in an open position and the front of seat portion.
Therefore, no matter back-rest and the seat portion of the children trolley seat can interlock folding that the utility model embodiment provides are to turn to open mode from folded position, all can be through being clipped in armrest between back-rest and seat portion or the parts of similar armrest or turn to folded position from open mode, so can not form tong gap, and then also can tong, so improved the safety in utilization of the children trolley seat that can amount to.
As preferably a kind of or embodiment alternatively, limitation locking mechanism comprises limited post 232 and position-limited trough 281, position-limited trough 221.Position-limited trough also can be called spacing slotted eye.
On backing tube 1, be fixedly connected with upper joint 23, be fixedly connected with hypozygal 27 on mounting pipe 3, backing tube 1 and mounting pipe 3 are flexibly connected with the interlocked folding mechanism between hypozygal 27 by upper joint 23.
Position-limited trough 221 is arranged on spacing ring 22.Position-limited trough 281 is arranged on joint inner cap 28, in position-limited trough 281 in the position-limited trough 221 that the limited post 232 of upper joint 23 and hypozygal 27 interts respectively on spacing ring 22 and on joint inner cap 28, and pass through the first pivot by joint enclosing cover 21, spacing ring 22, upper joint 23, hypozygal 27, joint inner cap 28 are articulated actively, and backing tube 1 is limited in setting in position-limited trough 281,221 when rotate active connection place with mounting pipe 3.
The fit structure forming between limited post 232 and position-limited trough 281, position-limited trough 221 can limit upper joint 23 and hypozygal 27 angle in relative rotation, and then also can limit between backing tube 1 and mounting pipe 3 angle in relative rotation, only make backing tube 1 and mounting pipe 3 rotate amounting between position and open position.
As preferably a kind of or embodiment alternatively, the interlocked folding mechanism of seat comprise with the integrated upper joint gear 231 of upper joint 23, with the integrated hypozygal gear 273 of hypozygal 27, the first gear 24 and the second gear 25.
The mode that certainly, between upper joint 23 and upper joint gear 231, also can be fixedly connected with by welding etc. between hypozygal 27 and hypozygal gear 273 is connected.
In upper joint 23 and hypozygal 27 annulus, through hole is set respectively, the first gear 24 is in upper joint 23 through holes and upper joint gear 231 engagement being positioned between joint inner cap 28 and spacing ring 22 by the second pivot, the second gear 25 in hypozygal 27 through holes and hypozygal gear 273 engagement being positioned between joint inner cap 28 and spacing ring 22 by the 3rd pivot, and and the first gear 24 between intermeshing.
Under external force, the upper joint 23 being fixedly connected with backing tube 1 rotates around the first pivot, by upper joint gear 231, drive the first gear 24 to make counter-rotation, the first gear 24 when the second pivot rotates, drives the second gear 25 to do and upper joint 23 rotates equidirectionally, and the second gear 25 drives hypozygal gear 273 to do to rotate with upper joint 23 opposite sense ground interlocks, also drives the hypozygal 27 being fixedly connected with mounting pipe 3 to do and backing tube 1 direction of rotation direction ground interlock rotation around the first pivot when the 3rd pivot rotates.
As preferably a kind of or embodiment alternatively, the interlocked folding mechanism of seat comprise with integrated the first long slot bore of upper joint 23 (the first long slot bore is preferably the first arc long slot bore 233), with integrated the second long slot bore of hypozygal 27 (being preferably the second arc long slot bore 274), activity-oriented post (be called for short: guidepost) 30 and joint inner cap 28 on radially spacing guide groove (be called for short: limit guide groove) 282.The length direction of guide groove 282 extends along the radial direction of the rotational axis line of upper joint 23 and hypozygal 27;
Activity-oriented post 30 is through radially spacing guide groove 282 and the first arc long slot bore 233 and the second arc long slot bore 274 on joint inner cap 28.
Set under external force, the upper joint 23 being fixedly connected with backing tube 1 rotates around the first pivot, by the second arc long slot bore 274 on the guidepost 30 extruding hypozygals 27 in the first arc long slot bore 233 on upper joint 23, make the hypozygal 27 that is fixedly connected with mounting pipe 3 around the first pivot do relatively to rotate, and backing tube 1 rotates in the spacing guide groove 282 being limited on the first arc long slot bore 233 and the second arc long slot bore 274 and joint inner cap 28 around active connection place with mounting pipe 3, at the upper joint 23 being fixedly connected with backing tube 1 in the first pivot rotation process, guidepost 30 can drive the hypozygal 27 being fixedly connected with mounting pipe 3 to do to rotate with backing tube 1 direction of rotation direction ground interlock around the first pivot.
As preferably a kind of or embodiment alternatively, the children trolley seat can interlock folding also comprises expansion lockout mechanism.Launch lockout mechanism and comprise spacing bayonet lock 26 and elastic element (being preferably spring) 29.On the annulus end face of hypozygal 27, offering spacing draw-in groove (is called for short: draw-in groove) 271.Spacing bayonet lock 26 is arranged in backing tube 1, and relative with spacing draw-in groove 271 with the connecting end surface of backing tube 1 through upper joint 23.
Backing tube 1 is with mounting pipe 3 when active connection place turns to complete expanded position, and the spring energy of elastic element 29 pushes spacing bayonet lock 26 in spacing draw-in groove 271.Compression elastic element 29 can be released spacing bayonet lock 26 in spacing draw-in groove 271.
As preferably a kind of or embodiment alternatively, the children trolley seat can interlock folding also comprises traction piece.Traction piece is connected with spacing bayonet lock 26, and traction piece can apply the pulling force of spacing bayonet lock 26 being pulled out to draw-in groove to spacing bayonet lock 26.
As preferably a kind of or embodiment alternatively, the children trolley seat can interlock folding also comprises handrail tube 5, and handrail tube 5 is connected with armrest seat 272, and armrest seat 272 is one-body molded with hypozygal 27.The position of handrail tube 5 is between the front of backing tube 1 and the front of mounting pipe 3.Certainly, armrest seat 272 between the two also can for example, for being flexibly connected (: pivot joint, hinged, socket) with hypozygal 27.
As preferably a kind of or embodiment alternatively, seat portion be set to comprise seat board 31 and cover plate (cover plate can adopt flexible material for example cloth make) double-decker, on seat board 31, be provided with and be enough to by the window 6 of staff and the cover plate of shielding window 6, the position that window 6 is offered is that staff passes that window 6 is convenient to grab the children trolley seat can interlock folding below seat portion or the position of the vehicle frame retracting mechanism that is used in conjunction with the children trolley seat can interlock folding.After opening cover plate, directly, through the retracting mechanism of window operation seat or vehicle frame, can realize and synchronously fold seat and vehicle frame.
As preferably a kind of or embodiment alternatively, mounting pipe 3 at the children trolley seat can interlock folding connects the pedal tube 4 that can amount to, the foot-operated position that the chair seat that the backrest position that backing tube 1 forms, mounting pipe 3 form, pedal tube 4 form, foot-operated position can be that flexible material is (for example: cloth) location forms, also can be respectively one-body molded with backing tube 1, mounting pipe 3, pedal tube 4.
Above-mentioned arbitrary technical scheme disclosed in the utility model unless otherwise stated, if it discloses number range, so disclosed number range is preferred number range, any it should be appreciated by those skilled in the art: preferred number range is only the obvious or representative numerical value of technique effect in many enforceable numerical value.Because numerical value is more, cannot be exhaustive, so the utility model just discloses part numerical value with casehistory the technical solution of the utility model, and the above-mentioned numerical value of enumerating should not form the restriction of the utility model being created to protection domain.
If used the words such as " first ", " second " to limit parts herein, those skilled in the art should know: the use of " first ", " second " is only used to be convenient to describe above parts are distinguished as not having outside Stated otherwise, and above-mentioned word does not have special implication.
Simultaneously, if above-mentioned the utility model discloses or has related to parts or the framing member of connection fastened to each other, so, unless otherwise stated, be fixedly connected with and can be understood as: can dismantle and be fixedly connected with (for example using bolt or screw to connect), also can be understood as: non-removable being fixedly connected with (for example rivet, weld), certainly, connection fastened to each other also can for example, be replaced (obviously cannot adopt except integrally formed technique) by integral type structure (use foundry technique is integrally formed to be created).
In addition, in the disclosed arbitrary technical scheme of above-mentioned the utility model applied for the term that represents position relationship or shape unless otherwise stated its implication comprise and its approximate, similar or approaching state or shape.Arbitrary parts that the utility model provides can be both to be assembled by a plurality of independent component parts, the produced separate part of the technique that also can be one of the forming.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the field are to be understood that: still can modify or part technical characterictic is equal to replacement the specific embodiment of the present utility model; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.
Claims (11)
1. the children trolley seat can interlock folding, is characterized in that, comprises back-rest, seat portion, interlocked folding mechanism and limitation locking mechanism, wherein:
Described back-rest is flexibly connected with described seat portion, and described back-rest and described seat portion can relatively rotate around active connection place;
Described interlocked folding mechanism is arranged between described back-rest and described seat portion;
Described back-rest around active connection place towards deviate from the positive and direction that approaches the described seat portion back side of described seat portion with respect to described seat portion turn to described back-rest amount to position time, can drive described seat portion towards the direction that deviates from described back-rest front and approach the described back-rest back side, to turn to the position of amounting to of described seat portion by described interlocked folding mechanism;
Described limitation locking mechanism is arranged between described back-rest and described seat portion, and described limitation locking mechanism can be limited to described back-rest and described seat portion both positions of amounting to.
2. the children trolley seat can interlock folding according to claim 1, it is characterized in that, when described back-rest turns to the open position of described back-rest towards the direction that deviates from the described seat portion back side and approach described seat portion front with respect to described seat portion around active connection place, also can drive described seat portion towards the direction that deviates from the described back-rest back side and approach described back-rest front, to turn to the open position of described seat portion by described interlocked folding mechanism, and described limitation locking mechanism can also be locked in described back-rest and described seat portion both open positions in the lump.
3. the children trolley seat can interlock folding according to claim 2, is characterized in that, described back-rest comprises backing tube, on described backing tube, is fixedly connected with upper joint, and described seat portion comprises mounting pipe, on described mounting pipe, is fixedly connected with hypozygal;
Described limitation locking mechanism comprises joint enclosing cover, joint inner cap, spacing ring, limited post and spacing slotted eye, wherein:
Described joint inner cap, described hypozygal, described upper joint, described spacing ring and described joint enclosing cover are connected by the first pivot;
Described hypozygal deviates from a side of described upper joint and a side that described upper joint deviates from described hypozygal and is all fixedly installed separately limited post described at least one;
Both are provided with spacing slotted eye described at least one separately described joint inner cap and described spacing ring, and the maximum bearing of trend of described spacing slotted eye is consistent with the circumferential direction of described the first pivot;
Described limited post on described hypozygal is embedded in the described spacing slotted eye covering in described joint;
Described limited post on described upper joint is embedded in the described spacing slotted eye on described spacing ring;
Described backing tube and described mounting pipe turn to separately amount to position or open position time, the inner wall of end of described limited post and described spacing slotted eye connects;
In amounting to the back side of the described back-rest of position captured and rotated described back-rest position in order to staff and being preset as safety distance in amounting to the back side of the described seat portion of position captured and rotated described seat portion position in order to staff spacing between the two.
4. the children trolley seat can interlock folding according to claim 3, is characterized in that, described interlocked folding mechanism comprises upper joint gear, hypozygal gear, the first gear and the second gear, wherein:
Described upper joint gear is fixedly installed on described upper joint, and described hypozygal gear is fixedly installed on described hypozygal;
Described the first gear is articulated in described spacing ring and described joint and is covered by the second pivot
Described the second gear is articulated in described spacing ring and described joint and is covered by the 3rd pivot;
Described the first gear is meshed with described upper joint gear, described the second gear respectively;
Described the second gear is meshed with described hypozygal gear.
5. the children trolley seat can interlock folding according to claim 4, is characterized in that, the number of teeth of the number of teeth of described upper joint gear and described hypozygal gear is all less than the number of teeth of described the first gear and the number of teeth of described the second gear.
6. the children trolley seat can interlock folding according to claim 4, is characterized in that, described upper joint gear and described upper joint are integral type structure, and described hypozygal gear and described hypozygal are integral type structure.
7. the children trolley seat can interlock folding according to claim 1, is characterized in that, described back-rest comprises backing tube, on described backing tube, is fixedly connected with upper joint, and described seat portion comprises mounting pipe, on described mounting pipe, is fixedly connected with hypozygal;
The side that described hypozygal deviates from described upper joint is also provided with joint inner cap;
Described interlocked folding mechanism comprises the first long slot bore, the second long slot bore, activity-oriented post and guide groove, wherein:
Described the first long slot bore is arranged on described upper joint, and described the second long slot bore is arranged on described hypozygal;
Described guide groove is arranged in described joint and covers, and the length direction of described guide groove extends along the radial direction of the rotational axis line of described upper joint and described hypozygal;
Described activity-oriented post runs through described the first long slot bore, the second long slot bore and described guide groove, and described upper joint can drive described activity-oriented post to slide in described guide groove and described the second long slot bore by described the first long slot bore while rotating with respect to described hypozygal.
8. the children trolley seat can interlock folding according to claim 7, is characterized in that, described the first long slot bore and described the second long slot bore are arc line shaped slotted eye, wherein:
Described the first long slot bore increases gradually in the spacing approaching in the direction of described backing tube and between the rotational axis line of described upper joint;
The spacing of described the second long slot bore in the direction that approaches described mounting pipe and between the rotational axis line of described hypozygal increases gradually.
9. according to the arbitrary described children trolley seat can interlock folding of claim 3-8, it is characterized in that, described limitation locking mechanism comprises spacing bayonet lock, draw-in groove and elastic element, wherein:
Described spacing bayonet lock is plugged in described backing tube, and described elastic element is between described spacing bayonet lock and described backing tube;
Described draw-in groove is arranged on the edge of described hypozygal, and when described backing tube turns to open position with respect to described mounting pipe, the spring energy that described elastic element applies is embedded in described draw-in groove the end of described spacing bayonet lock.
10. according to the arbitrary described children trolley seat can interlock folding of claim 1-8, it is characterized in that, described seat portion is set to comprise the double-decker of seat board and cover plate, on seat board, be provided with and be enough to by the window of staff and the cover plate that blocks described window, the position that described window is offered is that staff passes that window is convenient to grab the described children trolley seat can interlock folding below described seat portion or the position of the vehicle frame retracting mechanism that is used in conjunction with the described children trolley seat can interlock folding.
11. according to the arbitrary described children trolley seat can interlock folding of claim 3-8, it is characterized in that, the described children trolley seat can interlock folding also comprises handrail tube, and described handrail tube is connected with armrest seat;
Described armrest seat and described hypozygal are integral type structure, or, described armrest seat with described hypozygal between the two for being flexibly connected;
In described seat portion, be also connected with the pedal tube that can amount to, described pedal tube forms foot-operated position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320577242.8U CN203485968U (en) | 2013-09-17 | 2013-09-17 | Child cart seat capable of being folded in linkage mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320577242.8U CN203485968U (en) | 2013-09-17 | 2013-09-17 | Child cart seat capable of being folded in linkage mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203485968U true CN203485968U (en) | 2014-03-19 |
Family
ID=50256815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320577242.8U Withdrawn - After Issue CN203485968U (en) | 2013-09-17 | 2013-09-17 | Child cart seat capable of being folded in linkage mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203485968U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309675A (en) * | 2014-10-23 | 2015-01-28 | 广东乐美达集团有限公司 | Foldable stroller |
| CN104442978A (en) * | 2013-09-17 | 2015-03-25 | 珠海优力创工贸有限公司 | Interlock foldable stroller seats |
| CN108887973A (en) * | 2018-07-12 | 2018-11-27 | 东莞贯新幼童用品有限公司 | A kind of rumble seat |
-
2013
- 2013-09-17 CN CN201320577242.8U patent/CN203485968U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104442978A (en) * | 2013-09-17 | 2015-03-25 | 珠海优力创工贸有限公司 | Interlock foldable stroller seats |
| CN104442978B (en) * | 2013-09-17 | 2017-03-01 | 珠海阳光儿童用品有限公司 | The stroller seat folding can be interlocked |
| CN106627719A (en) * | 2013-09-17 | 2017-05-10 | 珠海阳光儿童用品有限公司 | Baby stroller seat capable of being folded in a linked way |
| CN106627719B (en) * | 2013-09-17 | 2018-12-04 | 珠海阳光儿童用品有限公司 | The stroller seat folded can be interlocked |
| CN104309675A (en) * | 2014-10-23 | 2015-01-28 | 广东乐美达集团有限公司 | Foldable stroller |
| CN108887973A (en) * | 2018-07-12 | 2018-11-27 | 东莞贯新幼童用品有限公司 | A kind of rumble seat |
| CN108887973B (en) * | 2018-07-12 | 2021-03-09 | 东莞贯新幼童用品有限公司 | Folding seat |
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Effective date of registration: 20160425 Address after: The 519090 Bay area Guangdong city of Zhuhai province red Hong Kong Industrial Zone area Yongan Road No. 11 Patentee after: Sunnylove Baby Products Zhuhai Co., Ltd. Address before: 519015 Guangdong province Zhuhai City Jiuzhou Road East Building B3-5 Patentee before: Unitron Enterprises Zhuhai Co., Ltd. |
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