CN103963819A - Foldable joint and framework with same - Google Patents

Foldable joint and framework with same Download PDF

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Publication number
CN103963819A
CN103963819A CN201310034131.7A CN201310034131A CN103963819A CN 103963819 A CN103963819 A CN 103963819A CN 201310034131 A CN201310034131 A CN 201310034131A CN 103963819 A CN103963819 A CN 103963819A
Authority
CN
China
Prior art keywords
folding
support body
articulated section
pivotal part
attaching parts
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201310034131.7A
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Chinese (zh)
Other versions
CN103963819B (en
Inventor
方淦清
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wonderland Nurserygoods Co Ltd Hong Kong
Original Assignee
Wonderland Nurserygoods Co Ltd Hong Kong
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wonderland Nurserygoods Co Ltd Hong Kong filed Critical Wonderland Nurserygoods Co Ltd Hong Kong
Priority to CN201310034131.7A priority Critical patent/CN103963819B/en
Priority to DE202014100351.7U priority patent/DE202014100351U1/en
Publication of CN103963819A publication Critical patent/CN103963819A/en
Application granted granted Critical
Publication of CN103963819B publication Critical patent/CN103963819B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B7/00Carriages for children; Perambulators, e.g. dolls' perambulators
    • B62B7/04Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
    • B62B7/06Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
    • B62B7/08Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47DFURNITURE SPECIALLY ADAPTED FOR CHILDREN
    • A47D9/00Cradles ; Bassinets
    • A47D9/005Cradles ; Bassinets foldable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/26Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
    • B60N2/28Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
    • B60N2/2842Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle adapted to carry the child, when dismounted from the vehicle
    • B60N2/2848Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle adapted to carry the child, when dismounted from the vehicle being convertible or adaptable to a preambulator, e.g. a baby-carriage or a push-chair

Abstract

The invention discloses a foldable joint. The foldable joint comprises a pivoting piece, a clamping piece and two connecting pieces, wherein one ends of the connecting pieces extend to form connecting parts; the two connecting parts are respectively pivoted with the two ends of the pivoting piece; an accommodating area is in the pivoting piece; the clamping piece is accommodated in the accommodating area in the pivoting shaft direction of the pivoting piece in a sliding manner so as to be selectively clamped with or separated from the connecting pieces; when the clamping piece is separated from the connecting pieces; the connecting pieces can pivot relative to the pivoting piece and then fold the foldable joint. The foldable joint disclosed by the invention can achieve the folding of a framework, and is simple in structure and convenient to operate. The invention further discloses the framework with the foldable joint.

Description

Folding/unfolding joint and there is the support body in this joint
Technical field
The present invention relates to a kind of support body that carries separable carrier, relate in particular to a kind of folding/unfolding joint that support body folds of realizing.
Background technology
The existing support body that is used for carrying carrier, its structure is all often single fixed sturcture, as the baby seat and the doll carriage that are equipped with for infant, the carrying carrier of its supporting frame and baby seat or doll carriage is generally fixed together, can only serve as baby seat or doll carriage uses, function singleness, cannot meet other use needs; If carrying carrier can separate with supporting frame, this support body can coordinate multiple carrier to use, as lays common seat cushions as general seat.
The patent No. is ZL200910163490, within open day, be bracing or strutting arrangement and the using method thereof that the Chinese invention patent of on 02 24th, 2010 discloses a kind of infant carrier device that can mounting different types, this bracing or strutting arrangement comprises that a support and a carrier mount platform, and this carrier mounts platform and is connected in this support.This carrier mounts platform and comprises the first male part, the second male part and supporting base, and this first male part is used for being sticked in the first connecting element of the first infant carrier device, and this second male part is used for being sticked in the second connecting element of the second infant carrier device.This supporting base with respect to this support turn between primary importance and the second place.When this supporting base turn is during to primary importance, can fasten for the first male part and the first connecting element, when this supporting base turn is during to the second place, can supply the second male part and the second connecting element fasten.The bracing or strutting arrangement of this invention can group connect obstructed infant carrier device, can have multiple use.
This invention is perambulator, although can carry different infant carrier devices, has relatively many use functions, and the retracting mechanism of its support body shall not be applied to fixed seat, operates and inconvenience as folding of fixed seat.
Therefore, be necessary to provide a kind of and can carry different separable carriers, there is multiple use function, simple in structure, convenient operation, and the support body that is easy to collection and carries that can fold.
Summary of the invention
The object of the present invention is to provide one can realize support body and fold, simple in structure, the folding/unfolding joint of convenient operation.
Another object of the present invention is to provide a kind ofly can carry different separable carriers, has multiple use function, simple in structure, convenient operation, and the support body that is easy to collection and carries that can fold.
To achieve these goals, the invention provides a kind of folding/unfolding joint, described folding/unfolding joint comprises a pivotal part, an engagement piece and two attaching partss; A junction is extended in one end of described attaching parts, described in two, described in two of attaching parts, connecting portion is articulated in respectively the two ends of described pivotal part, in described pivotal part, there is disposal area, described engagement piece is placed in described disposal area slidably along the pivotal axis direction of described pivotal part, make described engagement piece selectively engage or depart from described attaching parts, in the time that described engagement piece and described attaching parts depart from, described attaching parts can relatively described pivotal part pivotable to fold described folding/unfolding joint.
Owing to being provided with in folding/unfolding joint of the present invention and the described attaching parts of described pivotal part pivot joint, described connecting portion is extended in one end of described attaching parts, described connecting portion can engage or depart from described engagement piece, therefore when described engagement piece engages described connecting portion, can lock described attaching parts, while departing from described connecting portion, described attaching parts can do pivoting action around described pivotal part, simple in structure; Owing to having disposal area in described pivotal part, described disposal area holds described engagement piece and can slide along the pivotal axis direction of described pivotal part for described engagement piece, therefore can make described engagement piece engage easily or depart from described connecting portion, convenient operation.
Preferably, on described attaching parts, offer engagement groove, the two ends of described engagement piece are provided with engagement section, and described engagement section engages with described engagement groove; Certainly, also can on described attaching parts, engagement section be set, offer engagement groove at the two ends of described engagement piece, described engagement section engages with described engagement groove.By described engagement section and engagement groove are set, make described engagement piece and described attaching parts mutually engage or to depart from, thereby reach the object that allows described folding/unfolding joint fold or to launch.
Preferably, described engagement piece protrudes out and is provided with an operating portion, on described pivotal part, offers through hole, and described operating portion protrudes from outside described pivotal part through described through hole.By described operating portion is set, can allow user more easily described engagement section be detached to described engagement groove.
Preferably, described folding/unfolding joint also comprises an elastic element, and described elastic element is placed in described disposal area, and two ends contact at respectively the inner bottom surface of described engagement piece and described pivotal part.By described elastic element is set, when described engagement piece is launched in described engaging joint, can be by the elastic restoring force of described elastic element, automatic fastening, in described engagement groove, is realized the object automatically locking.
Particularly, described elastic element is a Compress Spring.
Preferably, described attaching parts offers resistance surface, the first half of the end face of described pivotal part is plane, between the latter half and the bottom surface of described pivotal part, be set to arc surface, when described folding/unfolding joint launches, described resistance surface and described plane are conflicted, while folding, and described resistance surface and described arc surface relative sliding.By described resistance surface and arc surface are set, make described folding/unfolding joint in the time folding described in attaching parts pivotable downwards, when expansion described in attaching parts cannot be upturned, ensured stability and the safety of folding/unfolding joint of the present invention.
Preferably, described pivotal part comprises an inner housing and a body skin, and it is protruding that two madial walls of described inner housing are respectively equipped with guiding, and the described engagement piece of the protruding restriction of described guiding, makes described engagement piece slide between described inner housing and described body skin along described guiding is protruding.Protruding by described guiding is set, prevent relative the rocking between described engagement piece and described pivotal part, improve the stability of described folding/unfolding joint.
The present invention also provides a kind of support body with described folding/unfolding joint, and described support body comprises that two forward foot in a step, two rear feet, two are U-shaped connection pipe and at least one folding/unfolding joint as claimed in claim 1; The upper end pivot joint of the upper end of the described forward foot in a step and the described rear foot, two one end that are at least one side pipe of U-shaped described connection pipe are fixedly connected with described attaching parts, the other end of described side pipe respectively with the described forward foot in a step and rear foot pivot joint; While folding described support body, described connection pipe pivotable drives the described forward foot in a step and rear foot pivotable to fold described support body.
Compared with prior art, be U-shaped described connection pipe owing to arranging two in support body of the present invention, by by one end of the side pipe of described connection pipe and the described forward foot in a step and rear foot pivot joint, the other end is connected with described folding/unfolding joint, thereby utilize locking and the release the lock of described folding/unfolding joint, reach and make the object that described in two, connection pipe folds or launches, and pass through the described forward foot in a step and rear foot pivot joint, while making described connection pipe fold or launch, can drive folding or launching of the forward foot in a step and the rear foot simultaneously, thereby make support body realize the object that folds or open; When use, directly open; While folding, only need to control described folding/unfolding joint, simple in structure, easy and simple to handle, and be convenient to collection and carry; In addition, upon deployment, described in two, connection pipe forms bearing support to described support body, therefore can carry different carriers, as automobile seat, sleeping basket and seat etc., realized multi-functional object.
Preferably, the upper end of the described forward foot in a step has the first articulated section, and the upper end of the described rear foot has the second articulated section, described the first articulated section and described the second articulated section pivot joint.
Particularly, described support body also comprises position-limitting pin, on described the first articulated section, offers the first position-limited trough, and described position-limitting pin one end is fixedly connected with described the second articulated section, and the other end is slidably through described the first position-limited trough.By described the first position-limited trough is set, the sliding stroke of described spacing pinning is limited in described the first position-limited trough, and then has limited the angle of launching and folding between the described forward foot in a step and the rear foot.
More specifically, described support body also comprises an armchair connecting seat, and described the first articulated section and described the second articulated section are arranged in described armchair connecting seat, and described position-limitting pin is through described armchair connecting seat.By described armchair connecting seat is set, different carriers removably can be connected on described support body.
More specifically, the sidewall of one end of described the first position-limited trough is provided with salient point, and described the first position-limited trough is divided into spacing zone and sliding area by described salient point; When described support body launches, described position-limitting pin is positioned at one end of described sliding area, and when described support body folds, described position-limitting pin is positioned at described spacing zone.By described salient point is set, make described position-limitting pin snap in behind described spacing zone and can be fixed, guarantee support body after folding in stabilized conditions, avoid occurring the situation of Automatic-expanding.
Further, one side of described the first position-limited trough offers first and dodges groove, described position-limitting pin pushes the sidewall of described the first position-limited trough while skidding off described spacing zone, the sidewall of described the first position-limited trough is dodged groove by described first and is out of shape, to dodge described position-limitting pin.Dodge groove by arranging described first, make the sidewall of described the first position-limited trough can have certain space to carry out elastic deformation, thereby allow described position-limitting pin can push described salient point on described sidewall and into and out of described spacing zone.
In further detail, described the second articulated section is provided with and dodges with described the first position-limited trough and described first the second position-limited trough and second that groove is corresponding and dodge groove.
More specifically, described support body also comprises enclosing cover, and described enclosing cover is fastened on the outer face of described the first articulated section and the second articulated section.By described enclosing cover is set, enclosing cover is fastened on to the outer face of described the first articulated section and the second articulated section, make appearance succinctly attractive in appearance.
Preferably, described connection pipe and described folding/unfolding joint form a food basket bracing frame.Described food basket bracing frame can be arranged in pairs or groups a cloth and be used as food basket.
Brief description of the drawings
Fig. 1 is the overall schematic of folding/unfolding joint of the present invention.
Fig. 2 is the decomposing schematic representation of folding/unfolding joint of the present invention.
Fig. 3 is folding/unfolding joint release the lock view of the present invention.
Fig. 4 is the schematic diagram that support body of the present invention is expanded to maximum angle.
Fig. 5 is the decomposed figure of support body of the present invention.
The position view of position-limitting pin when Fig. 6 is support body maximum angle of the present invention.
Fig. 7 is that support body of the present invention folds the schematic diagram to minimum angles.
The position view of position-limitting pin when Fig. 8 is support body minimum angles of the present invention.
Fig. 9 is the side schematic view after support body of the present invention folds completely.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described.
As shown in Figure 1 and Figure 2, folding/unfolding joint 1 of the present invention comprises: a pivotal part 11, a pair of attaching parts 12, an engagement piece 13, an operating portion 14 and a Compress Spring 15.
The inside of pivotal part 11 has disposal area 10, and comprises an inner housing 11b and a body skin 11a; The body skin 11a of pivotal part 11 offers through hole 112 and passes for operating portion 14; The top of the end face of body skin 11a is divided into plane, and bottom is divided into arc surface 110.When attaching parts 12 is upwards when pivoting action, can interfere with the drift angle of 11 body skin 11a, only have when the downward pivotable of attaching parts 12, the arc surface 110 of body skin 11a just can not interfered with attaching parts 12.Therefore attaching parts 12 can only do relatively downward pivoting action around pivotal part 11, and pivotable upwards, that is to the rotate restriction of direction of attaching parts 12.
Two madial walls of the inner housing 11b of pivotal part 11 are respectively equipped with guiding protruding 111.Guide protruding 111 guiding engagement pieces 13 it is slided between body skin 11a and inner housing 11b along guiding protruding 111, reduce folding/unfolding joint 1 in the process of launching or fold, relative the rocking between pivotal part 11 and engagement piece 13.Attaching parts 12 is provided with resistance surface 122, and when folding/unfolding joint 1 launches, resistance surface 122 is conflicted with the outer rim of pivotal part 11 body skin 11a, and attaching parts 12 cannot be upturned, and has ensured stability and safety.While folding, resistance surface 122 relatively arc surface 110 rotates and can not conflict.
As shown in Figure 3, connecting portion 121 is extended in one end of attaching parts 12.Connecting portion 121 offers engagement groove 120, in engagement groove 120, is provided with knock hole, and two pin (not shown)s are articulated in a pair of attaching parts 12 respectively the two ends of the body skin 11a of pivotal part 11 through two knock holees.
The two ends of engagement piece 13 are provided with the engagement section 130 that can fasten with engagement groove 120, engagement section 130 is provided with the knock hole 130a passing for pin (not shown), and pin is arranged at engagement piece 13 in disposal area 10 along pin slidably through knock hole 130a; In the time that folding/unfolding joint 1 folds, engagement piece 13 is along pin to sliding away from the direction of body skin 11a to depart from and the engaging of attaching parts 12, the pivotable between release the lock pivotal part 11 and attaching parts 12 by this.
Operating portion 14 is integrative-structure and protrudes out on engagement piece 13, and protrudes from outside pivotal part 11 through through hole 112; By setting operation portion 14, can allow user more easily engagement section 130 be moved apart to engagement groove 120.
Compress Spring 15 is arranged in disposal area 10, and one end contacts at the inner bottom surface of engagement piece 13, and the other end contacts at the inner bottom surface of pivotal part 11; By Compress Spring 15 is set, when engagement piece 13 is launched in engaging joint 1, can be by elastic restoring force, automatic fastening is in engagement groove 120.
With reference to Fig. 3, while folding described folding/unfolding joint 1, along the pivotal axis direction of pivotal part 11, i.e. A direction in figure, press operating part 14.Engagement piece 13 slides and compresses described Compress Spring 15 simultaneously to the inside of disposal area 10, and engagement section 130 departs from engagement groove 120 simultaneously, and now attaching parts 12 just can do pivoting action around pivotal part 11; In the time launching engaging joint 1, attaching parts 12 is got back to expanded position.When engagement section 130 is during just to engagement groove 120, Compress Spring 15 resets under the effect of elastic restoring force, pushing tow engagement piece 13, and engagement section 130 is snapped into engagement groove 120 again.
Fig. 4 is to Figure 6 shows that the support body 2 with folding/unfolding joint 1, and support body 2 comprises: the forward foot in a step 21, the rear foot 22, a pair of described folding/unfolding joint 1, be a pair ofly U-shaped connection pipe 23, enclosing cover 24, position-limitting pin 251 and armchair connecting seat 27.
The upper end of the upper end of the described forward foot in a step 21 and the described rear foot 22 has respectively the first articulated section 210 and the second articulated section 220, the first articulated section 210 and the second articulated section 220 stack together and center has pivoted hole 210a, 220a, and a pin 29 is articulated the forward foot in a step 21 and the rear foot 22 through pivoted hole 210a, 220a.
Armchair connecting seat 27 is arranged between described the first articulated section 210 and the second articulated section 220, and on armchair connecting seat 27, offers centre hole 271 and fixed orifice 272.Pin 29 is connected to the first articulated section 210 and the second articulated section 220 through centre hole 271 two ends, inner side of armchair connecting seat 27.Position-limitting pin 251 is fixed on the second articulated section 220 through fixed orifice 272 by armchair connecting seat 27.By armchair connecting seat 27 is set, different carriers removably can be connected on support body 2.
Preferably, on the first articulated section 210, offer on the first position-limited trough 250, the second articulated sections 220 and offer the second position-limited trough 255.One end of position-limitting pin 251 is slidably through the second position-limited trough 255, and the other end is slidably through the first position-limited trough 250.By the first position-limited trough 250, the second position-limited trough 255 and position-limitting pin 251 are set, limit the angle of launching and folding between the forward foot in a step 21 and the rear foot 22.
Preferably, taking the first position-limited trough 250 as example, the sidewall of one end of the first position-limited trough 250 is provided with salient point 252, and the first position-limited trough 250 is divided into spacing zone 250a and sliding area 250b by salient point 252; When support body 2 launches, position-limitting pin 251 is positioned at one end of sliding area 250b; When support body 2 folds, position-limitting pin position 251 is positioned at spacing zone 250a.By salient point 252 is set, make position-limitting pin 251 snap in after the 250a of spacing zone and can be fixed, guarantee support body 2 after folding in stabilized conditions, avoid occurring the situation of Automatic-expanding.Same, the second position-limited trough 255 also has identical structure.
Preferably, a side of the first position-limited trough 250 offers first and dodges groove 260, and position-limitting pin 251 pushes the sidewall of the first position-limited trough 250 while skidding off spacing zone 250a.The sidewall of the first position-limited trough 250 is dodged groove 260 by first and is out of shape, to dodge position-limitting pin 251.Same, second dodges groove 265 also has identical function.
One end of two side pipes of connection pipe 23 is fixedly connected with the attaching parts 12 in a pair of folding/unfolding joint 1 respectively, the other end respectively with the forward foot in a step 21 and the rear foot 22 pivot joints; While folding support body 2, connection pipe 23 pivotables drive the forward foot in a step 21 and the rear foot 22 in opposite directions pivotable to fold support body 2.
Enclosing cover 24 is removably fastened on the outer face of the first articulated section 210 and the second articulated section 220, makes overall appearance neatly beautiful.
As shown in Figures 7 and 8, while folding support body 2, press the operating portion 14 on folding/unfolding joint 1, make engagement section 130 depart from engagement groove 120, folding/unfolding joint 1 release the lock.Now upwards mention folding/unfolding joint 1, the forward foot in a step 21 and the rear foot 22 drive attaching parts 12 to be switched to minimum angles downwards around folding/unfolding joint 1.Now, position-limitting pin 251 is positioned at spacing zone 250a to maintain stablizing under collapse state.
Be illustrated in figure 9 the state after support body of the present invention folds completely.
While launching described support body 2, the forward foot in a step 21 and the rear foot 22 are opened, the forward foot in a step 21 and the rear foot 22 drive respectively connection pipe 23 separately.Connection pipe 23 drives attaching parts 12, thereby makes pivotal part 11 and connection pipe 23 in same level state; Now, engagement section 130 is just to engagement groove 120, and Compress Spring 15 resets under the effect of elastic force, pushing tow engagement piece 13.Engagement section 130 snaps in engagement groove 120 again, and engaging joint 1 locks support body 2 and completes.
Be U-shaped connection pipe 23 owing to arranging two in support body 2 of the present invention, by by one end of the side pipe of connection pipe 23 and the forward foot in a step 21 and the rear foot 22 pivot joints, the other end is connected with folding/unfolding joint 1, thereby utilizes locking and the release the lock of folding/unfolding joint 1, reaches the object that makes two connection pipes 23 fold or launch.And by by the forward foot in a step 21 and the rear foot 22 pivot joints, while making connection pipe 23 fold or launch, can drive folding or launching of the forward foot in a step 21 and the rear foot 22 simultaneously, thereby make support body 2 realize the object that folds or open.When use, directly open the forward foot in a step 21 and the rear foot 22 can complete locking; While folding, only need to control folding/unfolding joint 1, simple in structure, easy and simple to handle, and be convenient to collection and carry.In addition, upon deployment, connection pipe 23 and folding/unfolding joint 1 can form food basket bracing frame to support body 2, and a cloth of can arranging in pairs or groups uses as food basket, has realized multi-functional object.
Above disclosed is only preferred embodiments of the present invention, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the present patent application the scope of the claims, still belongs to the scope that the present invention is contained.

Claims (16)

1. a folding/unfolding joint, is characterized in that: comprise a pivotal part, an engagement piece and two attaching partss; A junction is extended in one end of described attaching parts, described in two, described in two of attaching parts, connecting portion is articulated in respectively the two ends of described pivotal part, in described pivotal part, there is disposal area, described engagement piece is placed in described disposal area slidably along the pivotal axis direction of described pivotal part, make described engagement piece selectively engage or depart from described attaching parts, in the time that described engagement piece and described attaching parts depart from, described attaching parts can relatively described pivotal part pivotable to fold described folding/unfolding joint.
2. folding/unfolding joint as claimed in claim 1, is characterized in that: on described attaching parts, offer engagement groove, the two ends of described engagement piece are provided with engagement section, and described engagement section engages with described engagement groove.
3. folding/unfolding joint as claimed in claim 1, is characterized in that: described engagement piece protrudes out and is provided with an operating portion, on described pivotal part, offers through hole, and described operating portion protrudes from outside described pivotal part through described through hole.
4. folding/unfolding joint as claimed in claim 1, is characterized in that: described folding/unfolding joint also comprises an elastic element, and described elastic element is placed in described disposal area, and two ends contact at respectively the inner bottom surface of described engagement piece and described pivotal part.
5. folding/unfolding joint as claimed in claim 4, is characterized in that: described elastic element is Compress Spring.
6. folding/unfolding joint as claimed in claim 1, it is characterized in that: described attaching parts offers resistance surface, the first half of the end face of described pivotal part is plane, between the latter half and the bottom surface of described pivotal part, be set to arc surface, when described folding/unfolding joint launches, described resistance surface and described plane are conflicted, while folding, and described resistance surface and described arc surface relative sliding.
7. folding/unfolding joint as claimed in claim 1, it is characterized in that: described pivotal part comprises an inner housing and a body skin, it is protruding that two madial walls of described inner housing are respectively equipped with guiding, the described engagement piece of the protruding restriction of described guiding, makes described engagement piece slide between described inner housing and described body skin along described guiding is protruding.
8. a support body, is characterized in that: comprise that two forward foot in a step, two rear feet, two are U-shaped connection pipe and at least one folding/unfolding joint as claimed in claim 1; The upper end pivot joint of the upper end of the described forward foot in a step and the described rear foot, two one end that are at least one side pipe of U-shaped described connection pipe are fixedly connected with described attaching parts, the other end of described side pipe respectively with the described forward foot in a step and rear foot pivot joint; While folding described support body, described connection pipe pivotable drives the described forward foot in a step and rear foot pivotable to fold described support body.
9. support body as claimed in claim 8, is characterized in that: the upper end of the described forward foot in a step has the first articulated section, and the upper end of the described rear foot has the second articulated section, described the first articulated section and described the second articulated section pivot joint.
10. support body as claimed in claim 9, it is characterized in that: described support body also comprises a position-limitting pin, on described the first articulated section, offer the first position-limited trough, described position-limitting pin one end is fixedly connected with described the second articulated section, and the other end is slidably through described the first position-limited trough.
11. support bodys as claimed in claim 10, is characterized in that: described support body also comprises an armchair connecting seat, and described the first articulated section and described the second articulated section are arranged in described armchair connecting seat, and described position-limitting pin is through described armchair connecting seat.
12. support bodys as claimed in claim 10, is characterized in that: the sidewall of one end of described the first position-limited trough is provided with salient point, and described the first position-limited trough is divided into a spacing zone and a sliding area by described salient point; When described support body launches, described position-limitting pin is positioned at one end of described sliding area, and when described support body folds, described position-limitting pin is positioned at described spacing zone.
13. support bodys as claimed in claim 12, it is characterized in that: a side of described the first position-limited trough offers first and dodges groove, described position-limitting pin pushes the sidewall of described the first position-limited trough while skidding off described spacing zone, the sidewall of described the first position-limited trough is dodged groove by described first and is out of shape, to dodge described position-limitting pin.
14. support bodys as claimed in claim 13, is characterized in that: described the second articulated section is provided with dodges with described the first position-limited trough and described first one second position-limited trough and one second that groove is corresponding and dodge groove.
15. support bodys as claimed in claim 10, is characterized in that: described support body also comprises two enclosing covers, and described in two, enclosing cover is fastened on respectively the outer face of described the first articulated section and the second articulated section.
16. support bodys as claimed in claim 8, is characterized in that: described connection pipe and described folding/unfolding joint form a food basket bracing frame.
CN201310034131.7A 2013-01-29 2013-01-29 There is the support body of folding/unfolding joint Active CN103963819B (en)

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CN201310034131.7A CN103963819B (en) 2013-01-29 2013-01-29 There is the support body of folding/unfolding joint
DE202014100351.7U DE202014100351U1 (en) 2013-01-29 2014-01-28 Frame arrangement with hinged joint

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Application Number Priority Date Filing Date Title
CN201310034131.7A CN103963819B (en) 2013-01-29 2013-01-29 There is the support body of folding/unfolding joint

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CN103963819A true CN103963819A (en) 2014-08-06
CN103963819B CN103963819B (en) 2017-03-01

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CN104305769A (en) * 2014-10-31 2015-01-28 广东乐美达集团有限公司 Folding infant bed
CN108313110A (en) * 2017-01-18 2018-07-24 明门瑞士股份有限公司 Retracting mechanism and child carrier
CN109497776A (en) * 2017-09-14 2019-03-22 宝钜儿童用品香港股份有限公司 Handrail rotational structure and children accommodate equipment
CN110920731A (en) * 2018-09-19 2020-03-27 明门瑞士股份有限公司 Back unfolding positioning mechanism
CN111853002A (en) * 2019-04-30 2020-10-30 明门瑞士股份有限公司 Lateral lock releasing fastener
CN113401213A (en) * 2020-03-16 2021-09-17 明门瑞士股份有限公司 Switching device and connecting mechanism thereof
CN114607685A (en) * 2022-04-11 2022-06-10 福建童匠实业有限公司 Automatic lock catch
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CN104305769B (en) * 2014-10-31 2017-03-15 广东乐美达集团有限公司 Foldable baby bed
CN108313110A (en) * 2017-01-18 2018-07-24 明门瑞士股份有限公司 Retracting mechanism and child carrier
CN109497776A (en) * 2017-09-14 2019-03-22 宝钜儿童用品香港股份有限公司 Handrail rotational structure and children accommodate equipment
CN110920731A (en) * 2018-09-19 2020-03-27 明门瑞士股份有限公司 Back unfolding positioning mechanism
CN110920731B (en) * 2018-09-19 2022-08-09 明门瑞士股份有限公司 Back unfolding positioning mechanism
CN111853002A (en) * 2019-04-30 2020-10-30 明门瑞士股份有限公司 Lateral lock releasing fastener
CN111853002B (en) * 2019-04-30 2022-05-24 明门瑞士股份有限公司 Lateral lock releasing fastener
CN113401213A (en) * 2020-03-16 2021-09-17 明门瑞士股份有限公司 Switching device and connecting mechanism thereof
CN113401213B (en) * 2020-03-16 2023-10-13 明门瑞士股份有限公司 Switching device and connecting mechanism thereof
US11771236B2 (en) 2020-09-08 2023-10-03 Wonderland Switzerland Ag Child seating device and support frame thereof
CN114607685A (en) * 2022-04-11 2022-06-10 福建童匠实业有限公司 Automatic lock catch

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