CN104816751A - Rotational joint and children seat pocket with the same - Google Patents

Rotational joint and children seat pocket with the same Download PDF

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Publication number
CN104816751A
CN104816751A CN201510221041.8A CN201510221041A CN104816751A CN 104816751 A CN104816751 A CN 104816751A CN 201510221041 A CN201510221041 A CN 201510221041A CN 104816751 A CN104816751 A CN 104816751A
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China
Prior art keywords
connecting portion
base portion
dead bolt
chute
deep
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Granted
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CN201510221041.8A
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Chinese (zh)
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CN104816751B (en
Inventor
黄益明
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Goodbaby Child Products Co Ltd
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Goodbaby Child Products Co Ltd
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Priority to CN201510221041.8A priority Critical patent/CN104816751B/en
Publication of CN104816751A publication Critical patent/CN104816751A/en
Application granted granted Critical
Publication of CN104816751B publication Critical patent/CN104816751B/en
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Abstract

The invention discloses a rotational joint and a children seat pocket with the rotational joint. The children seat pocket with the rotational joint can be stably in an unfolding state when being used. Gear shift can be conveniently realized when the children seat pocket is used in an unfolding mode so that different using needs of users can be met. All rod parts connected with the rotational joint can be rotated mutually and close together tightly so that the folding of the children seat pocket can be realized. The structure of the children seat pocket after being folded is very compact and flat so that convenience can be provided for the carry and storage.

Description

Rotary joint and there is its baby seat pocket
Technical field
the present invention relates to a kind of rotary joint and there is its baby seat pocket.
Background technology
in prior art, baby seat pocket comprises enclosing mutually and forms the upper pole of closure frame and lower railing, and framework is provided with front handrail or front tray, and for by baby seat pocket grafting to as the interface shelf on the juvenile products such as go-cart.In prior art, baby seat pocket, launching the adjustment can not carrying out gear under using state, makes user can not carry out the using state of adjusting seat pocket according to user demand.In addition, baby seat pocket of the prior art also can not fold usually, and this causes the volume of a pocket comparatively large, all makes troubles to storing, carrying and transport.
Summary of the invention
the object of the invention is the shortcoming overcoming prior art, a kind of rotary joint is provided.
for achieving the above object, the technical solution used in the present invention is:
a kind of rotary joint, comprise three cradling pieces rotating and connect, for the lockout mechanism by three described cradling piece lockings, wherein a described cradling piece is the pedestal bar with base portion, another two described cradling pieces are respectively first bar with the first connecting portion and second bar with the second connecting portion, described first connecting portion, second connecting portion rotates with described base portion respectively and is connected, described first connecting portion when described base portion is rotated around the first rotary centerline and described second connecting portion when described base portion is rotated around the second rotary centerline to be parallel to each other or conllinear extends, described lockout mechanism comprises the slide block be located at slidably in described base portion, the direction of slip of described slide block and described first rotary centerline, the bearing of trend of the second rotary centerline is perpendicular, described slide block is provided with the first dead bolt for matching with described first connecting portion, for the second dead bolt matched with described second connecting portion, described first connecting portion offers first locked groove that can snap in accordingly when the relatively described base portion of described slide block is slided for described first dead bolt, be connected with described first locked groove and can for described first dead bolt described first connecting portion is relative with described base portion rotate time the first chute of being slidably inserted into, described second connecting portion offers multiple the second locked groove snapped in accordingly when the relatively described base portion of described slide block is slided for described second dead bolt, multiple described second locked groove is the circumferentially spaced apart of centre of gration at described second rotary centerline, described second connecting portion also offers to be connected with described second locked groove and can for described second dead bolt described second connecting portion is relative with described base portion rotate time the gearshift chute that is slidably inserted into and the second chute, described lockout mechanism has lock-out state, half released state and released state, when described lockout mechanism is in the lock state, described first dead bolt is fastened in described first locked groove, described second dead bolt is fastened in the second locked groove described in one of them, described first connecting portion, second connecting portion and described base portion interfix, when described lockout mechanism is in half released state, described first dead bolt has at least part to be fastened in described first locked groove described first connecting portion and described base portion are interfixed, described second dead bolt departs from and is arranged in described gearshift chute from described second locked groove, and described second connecting portion can rotate relative to described base portion, when described lockout mechanism is in released state, described first dead bolt departs from and is arranged in described first chute from described first locked groove, described second dead bolt departs from and is arranged in described second chute from described second locked groove, and described first connecting portion can be distinguished with the second connecting portion and rotates relative to described base portion.
preferably, described first connecting portion and described second connecting portion lay respectively at the different both sides of described base portion, and correspondingly, described first dead bolt and described second dead bolt lay respectively at the different both sides of described slide block on described slide block.
further, described base portion offers and can hold described slide block and described slide block can be supplied along the guide groove perpendicular to described first rotary centerline and the second rotary centerline slide-and-guide, be located in described guide groove described skid.
further, described base portion, described first connecting portion and described second connecting portion are rotated by rotating shaft and are connected, described slide block offers the pilot hole that can pass axially through for described rotating shaft, described rotating shaft passes axially through described pilot hole and rotates be connected with described first connecting portion, the second connecting portion rotationally.
further, the deep-slotted chip breaker that described first chute is is rotation centerline with described rotating shaft core line, described first locked groove is positioned at the radial outside of described first chute; The deep-slotted chip breaker that it is rotation centerline that described gearshift chute, the second chute are with described rotating shaft core line, described second locked groove is positioned at the radial outside of described gearshift chute, and described second chute is positioned at the radially inner side of described gearshift chute.
further, described rotary joint also comprises the 3rd bar with the 3rd connecting portion, described 3rd connecting portion and described base portion are rotated by described rotating shaft and are connected, when described lockout mechanism is in the lock state or is in half released state, the relatively described base portion of described 3rd connecting portion and the first connecting portion are fixed; When described rotary joint is in released state, described 3rd connecting portion can rotate around described rotating shaft relative to described base portion, the first connecting portion.
further, described 3rd connecting portion offer all with described rotating shaft core line be rotation centerline the first deep-slotted chip breaker and the second deep-slotted chip breaker, described first connecting portion be provided with can insert vertically in described first deep-slotted chip breaker and when described first connecting portion rotates relative to described 3rd connecting portion along described first deep-slotted chip breaker slide the first locating dowel pin, described base portion be provided with can insert vertically in described second deep-slotted chip breaker and when described base portion is rotated relative to described 3rd connecting portion along described second deep-slotted chip breaker slip the second locating dowel pin.
further, described 3rd connecting portion and described base portion lay respectively at the different both sides of described first connecting portion, described first connecting portion offers the 3rd deep-slotted chip breaker that can pass axially through for described second locating dowel pin, described second locating dowel pin passes axially through described 3rd deep-slotted chip breaker and inserts in described second deep-slotted chip breaker, when described base portion and described first connecting portion relatively rotate, described second locating dowel pin is along described 3rd deep-slotted chip breaker relative sliding.
another object of the present invention is to provide a kind of baby seat pocket with above-mentioned rotary joint, to realize the adjustable use of many gears of baby seat pocket and the folding of seat pocket.
for achieving the above object, the technical solution used in the present invention is: a kind of baby seat pocket, at least comprise the rotate upper pole connected, lower railing and interface shelf, described upper pole, lower railing and described interface shelf to be rotated connection by rotary joint described above, wherein, described base portion is located on parts in described upper pole and lower railing, described first connecting portion is located on another parts in described upper pole and lower railing, and described second connecting portion is located on described interface shelf.
for achieving the above object, another technical scheme that the present invention adopts is: a kind of baby seat pocket, at least comprise the rotate upper pole connected, lower railing, interface shelf and front annex, described upper pole, lower railing, described interface shelf and described front annex to be rotated connection by rotary joint described above, wherein, described base portion is located on parts in described upper pole and lower railing, described first connecting portion is located on another parts in described upper pole and lower railing, described second connecting portion is located on described interface shelf, and described 3rd connecting portion is located on described front annex.
due to the utilization of technique scheme, the present invention compared with prior art has following advantages: adopt on the baby seat pocket of above-mentioned rotary joint, under baby seat pocket is in deployed condition in use Absorbable organic halogens.When baby seat pocket launches to use, gearshift can also be carried out to it easily and use, to meet the different user demands of user; When not using baby seat pocket, each rod member that baby seat pocket is connected by rotary joint mutually can rotate and closely draw close together, realizes the folding of baby seat pocket, and the structure after folding is closely smooth, for carrying of user brings facility with depositing.
Accompanying drawing explanation
accompanying drawing 1 for the STRUCTURE DECOMPOSITION schematic diagram one of the baby seat pocket of one embodiment of the invention;
accompanying drawing 2 for accompanying drawing 1 in a portion's enlarged diagram, that is the STRUCTURE DECOMPOSITION schematic diagram one of rotary joint;
accompanying drawing 3 for accompanying drawing 1 the STRUCTURE DECOMPOSITION schematic diagram two of baby seat pocket;
accompanying drawing 4 for accompanying drawing 3 in b portion's enlarged diagram, that is the STRUCTURE DECOMPOSITION schematic diagram two of rotary joint;
accompanying drawing 5 for accompanying drawing 1 baby seat pocket be in the lateral plan launched under using state;
accompanying drawing 6 for accompanying drawing 5 in c place's inner structure schematic diagram one, wherein, lockout mechanism is in the lock state;
accompanying drawing 7 for accompanying drawing 5 in c place's inner structure schematic diagram two, wherein, lockout mechanism is in the lock state;
accompanying drawing 8 for accompanying drawing 5 in c place's inner structure schematic diagram three, wherein, lockout mechanism is in half released state;
accompanying drawing 9 for accompanying drawing 5 in c place's inner structure schematic diagram four, wherein, lockout mechanism is in half released state;
accompanying drawing 10 for accompanying drawing 5 baby seat pocket be in another gear launch use time lateral plan;
accompanying drawing 11 for accompanying drawing 10 in d portion's enlarged diagram;
accompanying drawing 12 for accompanying drawing 5 baby seat pocket be in another gear launch use time lateral plan;
accompanying drawing 13 for accompanying drawing 5 in c place's inner structure schematic diagram five, wherein, lockout mechanism is in released state;
accompanying drawing 14 for accompanying drawing 5 in c place's inner structure schematic diagram six, wherein, lockout mechanism is in released state;
accompanying drawing 15 for after rotary joint unblock, baby seat pocket is in the schematic side view one under semi-collapsed condition;
accompanying drawing 16 for after rotary joint unblock, baby seat pocket is in the schematic side view two under semi-collapsed condition;
accompanying drawing 17 for accompanying drawing 16 in e portion's enlarged diagram;
accompanying drawing 18 for after rotary joint unblock, baby seat pocket is in the schematic side view three under semi-collapsed condition;
accompanying drawing 19 for accompanying drawing 18 in f portion's enlarged diagram;
accompanying drawing 20 for baby seat pocket is in the schematic side view under folded state;
accompanying drawing 21 for baby seat pocket is in the schematic front view under folded state;
wherein: 100 , pedestal bar (upper pole); 200 , the first bar (lower railing); 300 , the second bar (interface shelf); 400 , the 3rd bar (front annex / front handrail);
1 , base portion; 11 , guide groove; 12 , the second locating dowel pin;
2 , the first connecting portion; 21 , the first locked groove; 22 , the first chute; 23 , the first locating dowel pin; 24 , the 3rd deep-slotted chip breaker;
3 , the second connecting portion; 31 , the second locked groove; 32 , gearshift chute; 33 , the second chute;
4 , the 3rd connecting portion; 41 , the first deep-slotted chip breaker; 42 , the second deep-slotted chip breaker;
5 , slide block; 51 , the first dead bolt; 52 , the second dead bolt; 53 , pilot hole;
6 , rotating shaft.
Detailed description of the invention
below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is further elaborated.
see figure 1 extremely 21 shown baby seat pocket, this baby seat pocket at least comprises upper pole 100 , lower railing 200 , interface shelf 300 and front annex 400 , annex wherein 400 can be front handrail or front tray, here, front annex 400 for front handrail.Upper pole 100 , lower railing 200 , interface shelf 300 and front annex 400 to be rotated connection by rotary joint, be also provided with for by upper pole in rotary joint 100 , lower railing 200 , interface shelf 300 and front annex 400 the lockout mechanism of locking.This rotary joint comprises is located at upper pole 100 the base portion of bottom 1 , be located at lower railing 200 first connecting portion on top 2 , be located at interface shelf 300 on the second connecting portion 3 , be located at front annex 400 on the 3rd connecting portion 4 , base portion 1 , the first connecting portion 2 , the second connecting portion 3 , the 3rd connecting portion 4 rotate and connect and lock by lockout mechanism.
see figure 1 to figure 4 shown in, the first connecting portion 2 , the second connecting portion 3 respectively with base portion 1 rotate connection, the first connecting portion 2 opposite base portion 1 during rotation around the first rotary centerline, the second connecting portion 3 opposite base portion 1 during rotation around the second rotary centerline be parallel to each other or conllinear extend.Lockout mechanism comprises is located at base portion slidably 1 on slide block 5 , this slide block 5 in base portion 1 on direction of slip and the bearing of trend of the first rotary centerline and the second rotary centerline perpendicular.
slide block 5 be provided with for the first connecting portion 2 the first dead bolt matched 51 , for the second connecting portion 3 the second dead bolt matched 52 , the first connecting portion 2 on offer and can supply the first dead bolt 51 at slide block 5 opposite base portion 1 corresponding the first locked groove snapped in during slip 21 , can described first dead bolt be supplied 51 at the first connecting portion 2 with base portion 1 the first chute be slidably inserted into during relative rotation 22 , the first locked groove 21 with the first chute 22 be connected.Second connecting portion 3 on offer multiple for the second dead bolt 52 at slide block 5 opposite base portion 1 corresponding the second locked groove snapped in during slip 31 , this multiple locked groove 31 circumferentially spaced apart what be centre of gration with the second rotary centerline, the second connecting portion 3 on also offer and the second locked groove 31 be connected and can the second dead bolt be supplied 52 at the second connecting portion 3 with base portion 1 the gearshift chute be slidably inserted into during relative rotation 32 with the second chute 33 , chute of wherein shifting gears 32 second dead bolt is provided 52 at the second different locked grooves 31 slide-and-guide during middle switching, gearshift chute 32 , the second chute 33 with the second locked groove 31 be connected.
in the present embodiment, the first connecting portion 2 with the second connecting portion 3 lay respectively at base portion 1 different both sides, correspondingly, the first dead bolt 51 with the second dead bolt 52 lay respectively at slide block 5 on different both sides.Base portion 1 on offer and can hold slide block 5 and can slide block be supplied 5 along the guide groove perpendicular to the first center of turn and the second rotary centerline slide-and-guide 11 , slide block 5 namely this guide groove is located at slidably 11 in.Here, slide block 5 there is keyed end, the first dead bolt 51 with the second dead bolt 52 all to be located on this keyed end and to be positioned at the different both sides of this keyed end.
in the present embodiment, base portion 1 , the first connecting portion 2 , the second connecting portion 3 pass through rotating shaft 6 rotate connection, and namely the first rotary centerline and the second rotary centerline are rotating shaft 6 axial line.Slide block 5 on offer and can supply rotating shaft 6 the pilot hole passed axially through 53 , rotating shaft 6 pass axially through pilot hole 53 and connect the first connecting portion rotationally 2 with the second connecting portion 3 .Work as slide block 5 along guide groove 11 during slip, rotating shaft 6 at pilot hole 53 middle relative sliding.
see figure 1 to figure 4 shown in, the first connecting portion 2 on, the first chute 22 with rotating shaft 6 axial line be the deep-slotted chip breaker of rotation centerline, the first locked groove 21 be positioned at this first chute 22 radial outside.Second connecting portion 3 on, gearshift chute 32 , the second chute 33 all with rotating shaft 6 axial line is the deep-slotted chip breaker of rotation centerline, the second locked groove 31 be positioned at gearshift chute 32 radial outside, and the second chute 33 be positioned at gearshift chute 32 radially inner side, that is at the second connecting portion 3 on, the second locked groove 31 , gearshift chute 32 , the second chute 33 along rotating shaft 6 radial direction ecto-entad distribute successively.In the present embodiment, the second locked groove 31 be provided with 3 individual, make the second connecting portion 3 with base portion 1 between there is third gear latched position.
see figure 1 to figure 4 shown in, front annex 400 on the 3rd connecting portion 4 also rotating shaft is passed through 6 with base portion 1 rotate connection.In the present embodiment, the 3rd connecting portion 4 be located at the first connecting portion 2 side, base portion 1 with the 3rd connecting portion 4 lay respectively at the first connecting portion 2 different both sides.3rd connecting portion 4 on offer all with rotating shaft 6 axial line be the first deep-slotted chip breaker of rotation centerline 41 with the second deep-slotted chip breaker 42 , the first connecting portion 2 be provided with the first locating dowel pin 23 , this first locating dowel pin 23 the first deep-slotted chip breaker can be inserted vertically 41 in, and when the first connecting portion 2 relative 3rd connecting portion 4 first locating dowel pin during rotation 23 along the first deep-slotted chip breaker 41 slide.Base portion 1 be provided with the second locating dowel pin 12 , the first connecting portion 2 on offer the 3rd deep-slotted chip breaker 24 , the 3rd deep-slotted chip breaker 24 with rotating shaft 6 axial line be rotation centerline, the second locating dowel pin 12 insert the 3rd deep-slotted chip breaker vertically 24 in after insert the second deep-slotted chip breaker 42 in, when the 3rd connecting portion 4 opposite base portion 1 during rotation, the second locating dowel pin 12 along the second deep-slotted chip breaker 42 and the 3rd deep-slotted chip breaker 24 slide.When the first locating dowel pin 23 with the second locating dowel pin 12 formed to the 3rd connecting portion 4 when restriction hand of rotation is contrary, the 3rd connecting portion 4 namely can not rotate.
lockout mechanism on this rotary joint has lock-out state, half released state and released state, specific as follows:
when lockout mechanism is in the lock state, see figure 1 , figure 2 , Yi Jitu 5 to figure 7 shown in, now the first dead bolt 51 be fastened on the first locked groove 21 in, the second dead bolt 52 be fastened on one of them second locked groove 31 in, the first connecting portion 2 , the second connecting portion 3 and base portion 1 interfix, make upper pole 100 , lower railing 200 , interface shelf 300 mutual locking, and at the first locating dowel pin 23 at the first deep-slotted chip breaker 41 in, the second locating dowel pin 12 at the second deep-slotted chip breaker 42 middle formation is to the 3rd connecting portion 4 spacing, make the 3rd connecting portion 4 can not rotate, and then make front annex 400 relative upper pole 100 , lower railing 200 locking.
when lockout mechanism is converted to half released state by needs, see figure 8 , figure 9 shown in, order about slide block 5 along guide groove 11 towards rotating shaft 6 slide, make the second dead bolt 52 fall into gearshift chute 32 in, the second connecting portion 3 opposite base portion 1 can relatively rotate, and now the first dead bolt 51 part is had at least to be fastened on the first locked groove 21 in and make the first connecting portion 2 with base portion 1 interfix, like this, upper pole 100 , lower railing 200 and front annex 400 fix mutually and can not rotate, this state is half released state of lockout mechanism.At this moment, see figure 10 , figure 11 shown in, by base portion 1 with the second connecting portion 3 after relatively rotating to an angle, then make slide block 5 along guide groove 11 away from rotating shaft 6 slide, and then make the second dead bolt 52 fall into another second locked groove that this angle position is corresponding 31 in, now the first dead bolt 51 also the first locked groove is again snapped in 21 in, lockout mechanism relocks.Like this, just upper pole is made 100 , lower railing 200 and front annex 400 overall interface shelf relatively 300 have rotated an angle, achieve the gearshift of baby seat pocket.In the present embodiment, the second locked groove 31 be provided with 3 individual, accordingly, baby seat pocket can be made to have three disposable use gears, be respectively figure 5 , figure 10 , figure 12 shown in.
when lockout mechanism is converted to released state by needs, see figure 13 , figure 14 shown in, order about slide block 5 along guide groove 11 towards rotating shaft 6 slide, make the first dead bolt 51 fall into the first chute 22 in, and the second dead bolt 52 fall into the second chute 33 in, lockout mechanism unlocks, base portion 1 , the first connecting portion 2 and second connecting portion 3 can relatively rotate respectively, the 3rd connecting portion 4 also can opposite base portion 1 and first connecting portion 2 rotate.Now can by figure 15 shown direction is by upper pole 100 , lower railing 200 , interface shelf 300 and front annex 400 relative rotation makes it draw close gradually.In rotary course, the first dead bolt 51 along the first chute 22 slide, the second dead bolt 52 along the second chute 33 slide, the first locating dowel pin 23 along the first deep-slotted chip breaker 41 slip, the second locating dowel pin 12 along the second deep-slotted chip breaker 42 slide, form the relative sliding guiding between each parts like this.Final upper pole 100 , lower railing 200 , interface shelf 300 and front annex 400 mutually draw close together, formed as figure 20 , 21 shown state, the baby seat pocket compact conformation after folding is smooth.
on above-mentioned rotary joint, be also provided with for controlling slide block 5 along guide groove 11 the control mechanism (not shown) of slide anteroposterior, thus the mode of operation of lockout mechanism is switched.
to sum up, on baby seat pocket of the present invention, by adopting the rotary joint of new structure by upper pole 100 , lower railing 200 , interface shelf 300 , front annex 400 link together rotationally, under being in deployed condition baby seat pocket Absorbable organic halogens.When baby seat pocket launches to use, gearshift can also be carried out to it easily and use, to meet the different user demands of user; When not using baby seat pocket, after also lockout mechanism can being unlocked, make upper pole 100 , lower railing 200 , interface shelf 300 , front annex 400 relatively rotate and closely draw close together, realizing the folding of baby seat pocket, the structure after folding is closely smooth, for carrying of user brings facility with depositing.
in addition, current annex 400 other connection modes are adopted to be connected to upper pole 100 with lower railing 200 time upper, upper pole 100 , lower railing 200 , interface shelf 300 also above-mentioned rotary joint can be adopted to be rotationally connected and locking, and it can realize the function of many transforming gears use equally and conveniently fold.
above-mentioned rotary joint also may be used for being rotationally connected and locking of three rod members on other products or four rod members, can realize gearshift and use with convenient folding.
above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.

Claims (10)

1. a rotary joint, three cradling pieces that comprising rotates connects, the lockout mechanism for three described cradling pieces are locked, wherein a described cradling piece is the pedestal bar with base portion, another two described cradling pieces are respectively first bar with the first connecting portion and second bar with the second connecting portion, it is characterized in that:
Described first connecting portion, second connecting portion rotates with described base portion respectively and is connected, described first connecting portion when described base portion is rotated around the first rotary centerline and described second connecting portion when described base portion is rotated around the second rotary centerline to be parallel to each other or conllinear extends, described lockout mechanism comprises the slide block be located at slidably in described base portion, the direction of slip of described slide block and described first rotary centerline, the bearing of trend of the second rotary centerline is perpendicular, described slide block is provided with the first dead bolt for matching with described first connecting portion, for the second dead bolt matched with described second connecting portion, described first connecting portion offers first locked groove that can snap in accordingly when the relatively described base portion of described slide block is slided for described first dead bolt, be connected with described first locked groove and can for described first dead bolt described first connecting portion is relative with described base portion rotate time the first chute of being slidably inserted into, described second connecting portion offers multiple the second locked groove snapped in accordingly when the relatively described base portion of described slide block is slided for described second dead bolt, multiple described second locked groove is the circumferentially spaced apart of centre of gration at described second rotary centerline, described second connecting portion also offers to be connected with described second locked groove and can for described second dead bolt described second connecting portion is relative with described base portion rotate time the gearshift chute that is slidably inserted into and the second chute
Described lockout mechanism has lock-out state, half released state and released state, when described lockout mechanism is in the lock state, described first dead bolt is fastened in described first locked groove, described second dead bolt is fastened in the second locked groove described in one of them, and described first connecting portion, the second connecting portion and described base portion interfix; When described lockout mechanism is in half released state, described first dead bolt has at least part to be fastened in described first locked groove described first connecting portion and described base portion are interfixed, described second dead bolt departs from and is arranged in described gearshift chute from described second locked groove, and described second connecting portion can rotate relative to described base portion; When described lockout mechanism is in released state, described first dead bolt departs from and is arranged in described first chute from described first locked groove, described second dead bolt departs from and is arranged in described second chute from described second locked groove, and described first connecting portion can be distinguished with the second connecting portion and rotates relative to described base portion.
2. rotary joint according to claim 1, it is characterized in that: described first connecting portion and described second connecting portion lay respectively at the different both sides of described base portion, correspondingly, described first dead bolt and described second dead bolt lay respectively at the different both sides of described slide block on described slide block.
3. rotary joint according to claim 2, it is characterized in that: described base portion offers and can hold described slide block and for described slide block along the guide groove perpendicular to described first rotary centerline and the second rotary centerline slide-and-guide, can be located in described guide groove described skid.
4. rotary joint according to claim 2, it is characterized in that: described base portion, described first connecting portion and described second connecting portion are rotated by rotating shaft and be connected, described slide block offers the pilot hole that can pass axially through for described rotating shaft, described rotating shaft passes axially through described pilot hole and rotates be connected with described first connecting portion, the second connecting portion rotationally.
5. rotary joint according to claim 4, is characterized in that: the deep-slotted chip breaker that described first chute is is rotation centerline with described rotating shaft core line, and described first locked groove is positioned at the radial outside of described first chute; The deep-slotted chip breaker that it is rotation centerline that described gearshift chute, the second chute are with described rotating shaft core line, described second locked groove is positioned at the radial outside of described gearshift chute, and described second chute is positioned at the radially inner side of described gearshift chute.
6. rotary joint according to claim 4, it is characterized in that: described rotary joint also comprises the 3rd bar with the 3rd connecting portion, described 3rd connecting portion and described base portion are rotated by described rotating shaft and are connected, when described lockout mechanism is in the lock state or is in half released state, the relatively described base portion of described 3rd connecting portion and the first connecting portion are fixed; When described rotary joint is in released state, described 3rd connecting portion can rotate around described rotating shaft relative to described base portion, the first connecting portion.
7. rotary joint according to claim 6, it is characterized in that: described 3rd connecting portion offers all with described rotating shaft core line be rotation centerline the first deep-slotted chip breaker and the second deep-slotted chip breaker, described first connecting portion be provided with can insert vertically in described first deep-slotted chip breaker and when described first connecting portion rotates relative to described 3rd connecting portion along described first deep-slotted chip breaker slide the first locating dowel pin, described base portion be provided with can insert vertically in described second deep-slotted chip breaker and when described base portion is rotated relative to described 3rd connecting portion along described second deep-slotted chip breaker slide the second locating dowel pin.
8. rotary joint according to claim 7, it is characterized in that: described 3rd connecting portion and described base portion lay respectively at the different both sides of described first connecting portion, described first connecting portion offers the 3rd deep-slotted chip breaker that can pass axially through for described second locating dowel pin, described second locating dowel pin passes axially through described 3rd deep-slotted chip breaker and inserts in described second deep-slotted chip breaker, when described base portion and described first connecting portion relatively rotate, described second locating dowel pin is along described 3rd deep-slotted chip breaker relative sliding.
9. a baby seat pocket, at least comprise the rotate upper pole connected, lower railing and interface shelf, it is characterized in that: described upper pole, lower railing and described interface shelf to be rotated connection by the rotary joint as described in as arbitrary in claim 1 to 8, wherein, described base portion is located on parts in described upper pole and lower railing, described first connecting portion is located on another parts in described upper pole and lower railing, and described second connecting portion is located on described interface shelf.
10. a baby seat pocket, at least comprise the rotate upper pole connected, lower railing, interface shelf and front annex, it is characterized in that: described upper pole, lower railing, described interface shelf and described front annex to be rotated connection by the rotary joint as described in as arbitrary in claim 6 to 8, wherein, described base portion is located on parts in described upper pole and lower railing, described first connecting portion is located on another parts in described upper pole and lower railing, described second connecting portion is located on described interface shelf, and described 3rd connecting portion is located on described front annex.
CN201510221041.8A 2015-05-04 2015-05-04 Cradle head and the baby seat pocket with which Active CN104816751B (en)

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Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN105151108A (en) * 2015-09-12 2015-12-16 广东乐美达集团有限公司 Foldable seat of baby carriage
GB2574925A (en) * 2018-04-23 2019-12-25 Wonderland Switzerland Ag Child seat
TWI753646B (en) * 2019-11-15 2022-01-21 瑞士商明門瑞士股份有限公司 Handle adjusting mechanism and child carrier therewith

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