CN208709109U

CN208709109U - A kind of infant's folding seat

Info

Publication number: CN208709109U
Application number: CN201721609993.8U
Authority: CN
Inventors: 刘韦兵; 蓝正军
Original assignee: Zhongshan City Togyibaby Co Ltd
Current assignee: Zhongshan City Togyibaby Co Ltd
Priority date: 2017-10-18
Filing date: 2017-11-25
Publication date: 2019-04-09
Anticipated expiration: 2027-11-25
Also published as: CN107981617A; CN107981617B

Abstract

A kind of infant's folding seat; seat support frame including support frame and setting on the support frame; support frame as described above includes cross-brace frame and the vertical supporting frame being arranged on cross-brace frame; described seat support frame one end is arranged on vertical supporting frame; a kind of infant's folding seat further includes the first fold mechanism for controlling seat support frame and drawing close or be unfolded to cross-brace frame and vertical supporting frame, and a kind of infant's folding seat further includes the second fold mechanism for controlling cross-brace frame and drawing close or be unfolded to vertical supporting frame and seat support frame.The vertical supporting frame includes fixing support rack and the rotary support frame that is articulated on fixing support rack, and one end of the seat support frame is connected on rotary support frame.Seat support frame folding is brought on vertical supporting frame by the utility model by the first fold mechanism and the second fold mechanism, so as to maximumlly reduce small product size, consequently facilitating consumer carries and storage.The utility model has the function of rocking chair simultaneously.

Description

A kind of infant's folding seat

[technical field]

The present invention relates to a kind of infant's folding seat, especially a kind of to swing infant's folding seat.

[background technique]

Existing market has had already appeared the infant's folding seat that can be folded, but they do not have swing function；On the market Also there is the center at some seats and infant that center of rotation is overlapped turns folding chair, infant sitting turns in this kind of infant When rotating in dynamic folding seat, infant is equivalent to around own axis, is easy dizziness；These infants turn folding chair simultaneously Structure it is not succinct enough, it is inadequate to fold degree, not energy minimization its store volume, folding operation is not simple and convenient enough.For this purpose, having Necessity proposes the technical solution to solve the above problems.

[summary of the invention]

To solve the above problems, infant's folding seat solves the present invention provides a kind of infant's folding seat Existing infant turns folding infant when chair uses and is easy dizzy problem；A kind of infant's folding seat of the invention simultaneously It is simple for structure, it is able to carry out maximized folding, folding operation is easy, can maximumlly reduce the storage volume of product.

The present invention is achieved through the following technical solutions:

A kind of infant's folding seat, including support frame 1 and the seat support frame 2 being arranged on support frame 1, feature exists In: support frame as described above 1 includes cross-brace frame 11 and the vertical supporting frame 12 being arranged on cross-brace frame 11, the seat 2 one end of support frame be arranged on vertical supporting frame 12, a kind of infant's folding seat further include control seat support frame 2 to The first fold mechanism 4 that cross-brace frame 11 and vertical supporting frame 12 are drawn close or be unfolded, a kind of infant's folding seat is also The second fold mechanism 5 drawn close or be unfolded to vertical supporting frame 12 and seat support frame 2 including control cross-brace frame 11；It is described Vertical supporting frame 12 includes fixing support rack 121 and the rotary support frame 122 being articulated on fixing support rack 121, described solid Determine support frame 121 to be fixedly connected on cross-brace frame 11, one end of the seat support frame 2 is connected to rotary support frame On 122；Drive-connecting shaft 100 between the focus point lateral run-out fixing support rack and rotary support frame of seat support frame.

Further define that the seat support frame 2 includes seat frame 21, the seat frame 21 includes portions frame 211 and back Portion's frame 212, a kind of infant's folding seat further include that control back frame 212 is folded or opened with respect to portions frame 211 Third fold mechanism 6.

Further define that the seat support frame 2 includes seat frame 21 and the branch for being fixedly connected on 21 one end of seat frame Support member 22, the supporting element 22 are articulated on rotary support frame 122, and first fold mechanism 4 includes limitation or allows to support Part 22 relatively rotates the first locking-unlocking device 41 that support frame 122 is rotated.

Further define that first locking-unlocking device 41 includes that on rotary support frame 122, deviation rotation is arranged in First lock hole 411 in the pivot joint axle center of support frame 122 and supporting element 22 and be arranged in it is on supporting element 22, deviate rotation branch The pivot joint axle center of support 122 and supporting element 22, the second lock hole 412 that can be aligned with the first lock hole 411, described first Locking-unlocking device 41 further includes the locking spring plate 413 being arranged on rotary support frame 122, and the locking spring plate 413 includes U The elastic slice 4131 of shape or V-arrangement and be arranged in it is on elastic slice 4131, when the first lock hole 411 is aligned with the second lock hole 412 The pin 4132 cooperated simultaneously with the first lock hole 411 and the second lock hole 412 under the effect of elastic slice 4131, first locking Tripper 41 further includes that the promotion pin 4132 being arranged on supporting element 22 exits the second lock hole 412 and completely into first First key 414 of lock hole 411.

Further define that the cross-brace frame 11 includes the first cross-brace being fixedly connected with fixing support rack 121 Frame 111 and the second cross-brace frame 112 being articulated on the first cross-brace frame 111, second fold mechanism 5 include limit System or the second locking-unlocking device 51 for allowing the second cross-brace frame 112 to be rotated relative to the first cross-brace frame 111.

Further define that second locking-unlocking device 51 includes that setting is horizontal in the first cross-brace frame 111 and second Groove 511 on support frame 112, second locking-unlocking device 51 further include being arranged in 111 He of the first cross-brace frame It is in groove 511 on second cross-brace frame 112, can be along the first cross-brace frame 111 and the second cross-brace frame 112 The mobile fixture block 513 that slides laterally of pivot joint axis, 511 wall of groove are equipped with and the mobile fixture block that enters in groove 511 513 cooperations, mobile 513 confronting grooves 511 of the fixture block rotation of limitation fixture block detent 512, second locking-unlocking device 51 It further include pushing mobile fixture block 513 to slide laterally and completely into second in the groove 511 to the first cross-brace frame 111 Key 514 and promotion are moved fixture block 513 and are slid laterally so that moving fixture block 513 while in 111 He of the first cross-brace frame The reset spring 515 in groove 511 on second cross-brace frame 112, the reset spring 515 are arranged in the first cross-brace Between frame 111 and mobile fixture block 513.

Further define that back frame 212 is articulated on portions frame 211, the third fold mechanism 6 includes limitation or allows The third locking-unlocking device 61 that back frame 212 is rotated relative to portions frame 211.

Further define that the third locking-unlocking device 61 includes that on portions frame 211, deviation portions frame is arranged in 211 and back frame 212 pivot joint axle center detent 611 and be arranged in it is on back frame 212, can cooperate with the detent 611 Bayonet lock 612, the third locking-unlocking device 61 further include pull bayonet lock 612 with respect to back frame 212 move and make bayonet lock 612 with the detent 611 on portions frame 211 are detached from the drawstring 613 of cooperation and when detent 611 is opposite with bayonet lock 612 and drawstring 613 push bayonet lock 612 to move with respect to back frame 212 and the detent 611 on bayonet lock 612 and portions frame 211 is carried out when loosening The spring 614 of cooperation, knob part 615 is articulated on the back frame 212, and the knob part 615 deviates back frame 212 and shakes hands The pivot joint axle center of part 615 is connected with one end of drawstring 613, and the other end of the drawstring 613 is connect with bayonet lock 612.

Further define that a kind of infant's folding seat further includes that in fixing support rack 121, driving is arranged in turn The Vidacare corp 7 that dynamic support frame 122 is rotated relative to fixed support frame 121.

Further define that the Vidacare corp 7 includes the driving motor 72 being arranged on fixing support rack 121, Be fixedly connected with rotating member 73 on the output shaft of driving motor 72, be articulated with actuator 74 on rotating member 73, actuator 74 with The pivoting point of rotating member 73 deviates the center of rotation of the rotating member 73, and the other end of the actuator 74 is articulated with swing component 75, swing component articulated section 76,75 other end of swing component and swing component articulated section are equipped on the fixing support rack 121 76 pivot joints, the other end of the swing component 75 are also connected with the drive-connecting shaft 100 for swinging and being rotated with it, the drive-connecting shaft 100 fix for one and horizontal plane or at the vertical axis being obliquely installed, the vertical axis upper end and the rotary support frame 122 Connection.

Further define that the vertical supporting frame 12 is single armed 3, the cross-brace frame 11 is ring-type.

Further define that one end of the cross-brace frame 11 is arranged on fixing support rack 121, the cross-brace frame 11 other end is free end, and described 2 one end of seat support frame is arranged on rotary support frame 122, the seat support frame 2 The other end be that free end and the other end of seat support frame 2 and the other end of cross-brace frame 11 are all located at vertical supporting frame 12 the same side.

Further define that the seat support frame 2 is articulated on rotary support frame 122 by least one lateral shaft.

Further define that first fold mechanism 4 is arranged between seat support frame 2 and rotary support frame 122.

Further define that the drive-connecting shaft of the fixing support rack 121 and rotary support frame 122 is vertical.

Preferably: one end of the seat support frame 2 is fixed on rotary support frame 122, and described first Fold mechanism 4 is arranged in seat support frame 2.

Further define that the seat support frame 2 includes fixed frame 231 and rotating turret 232, the fixed frame 231 with turn Dynamic support frame 122 is fixedly connected, and the rotating turret 232 is articulated on fixed frame 231 by lateral shaft, first folding machine Structure 4 is arranged between fixed frame 231 and rotating turret 232.

Preferably: the seat support frame 2 is including seat frame 21 and is fixedly connected on seat frame 21 1 The supporting element 22 at end, the supporting element 22 are articulated on rotary support frame 122, and first fold mechanism 4 includes limitation or permits Perhaps supporting element 22 relatively rotates the first locking-unlocking device 41 that support frame 122 is rotated；The cross-brace frame 11 includes The first cross-brace frame 111 being fixedly connected with fixing support rack 121 and be articulated on the first cross-brace frame 111 second Cross-brace frame 112, second fold mechanism 5 include limiting or allowing the second cross-brace frame 112 opposite first laterally branch The second locking-unlocking device 51 that support 111 is rotated；First locking-unlocking device 41 and the second locking-unlocking device Linkage of unlocking another locking-unlocking device when 51 any one locking-unlocking device therein unlock or after unlock.

Further define that a kind of infant's folding seat further includes after the unlock of the first locking-unlocking device 41 and supporting Part 22 relatively rotates the first linkage of unlocking device of the second locking-unlocking device of linkage of unlocking 51 after support frame 122 is rotated 81。

Further define that the seat support frame 2 includes seat frame 21 and the branch for being fixedly connected on 21 one end of seat frame Support member 22, the supporting element 22 are articulated on rotary support frame 122, and first fold mechanism 4 includes limitation or allows to support Part 22 relatively rotates the first locking-unlocking device 41 that support frame 122 is rotated；The cross-brace frame 11 includes and fixation The the first cross-brace frame 111 and the second lateral branch being articulated on the first cross-brace frame 111 that support frame 121 is fixedly connected Support 112, second fold mechanism 5 include limiting or allowing the opposite first cross-brace frame 111 of the second cross-brace frame 112 The second locking-unlocking device 51 rotated；Back frame 212 is articulated on portions frame 211, and the third fold mechanism 6 includes Limitation or the third locking-unlocking device 61 for allowing back frame 212 to be rotated relative to portions frame 211；The first locking unlock When any one locking-unlocking device in device 41, the second locking-unlocking device 51 and third locking-unlocking device 61 unlocks Or linkage of unlocking in addition any one or two locking-unlocking devices after unlock.

Further define that a kind of infant's folding seat further includes after third locking-unlocking device 61 unlocks and when back Portion's frame 212 relative to portions frame 211 rotated after the first locking-unlocking device of linkage of unlocking 41 the second linkage of unlocking device 82, A kind of infant's folding seat further includes after the unlock of the first locking-unlocking device 41 and supporting element 22 relatively rotates support frame 122 rotated after the second locking-unlocking device of linkage of unlocking 51 the first linkage of unlocking device 81.

Further define that the first linkage of unlocking device 81 include be movably connected on rotary support frame 122 when the And it can be opposite under the driving of supporting element 22 after the relative rotation rotation of support frame 122 of supporting element 22 after the unlock of one locking-unlocking device 41 The first movable part 811 that rotary support frame 122 moves, first movable part 811 are connected with when supporting element 22 relatively rotates branch Support 122 unlocks the first drawstring 812 of the second locking-unlocking device 51 under the pulling of the first movable part 811 after rotating.

Further define that first movable part 811 is arranged in rotary support frame 122, on first movable part 811 It is provided with the prominent protruding portion 8111 outside rotary support frame 122, is provided with laterally or longitudinally on the rotary support frame 122 The sliding groove being slidably matched with the protruding portion 8111, be provided on the supporting element 22 in the seat support frame 2 with it is described Protruding portion 8111 cooperate, when supporting element 22 relatively rotate support frame 122 rotate after push the first movable part 811 relatively rotate branch Mobile the first driver slot 813 to pull the first drawstring 812 of support 122, the first linkage of unlocking device 81 further includes setting It sets and resets pusher when supporting element 22 relatively rotates the rotation of support frame 122 between the first movable part 811 and rotary support frame 122 Dynamic first movable part 811 resets to loosen the first spring 814 of first drawstring 812.

Further define that second locking-unlocking device 51 include connect with first drawstring 812 and activity even The movable lock element 516 on the first cross-brace frame 111 is connect, third locking is provided on the second cross-brace frame 112 Hole 517 is provided in the movable lock element 516 and the third lock hole 517 that is arranged on the second cross-brace frame 112 Cooperation, pulled after the first drawstring 812 is pulled by the first movable part 811 and by the first drawstring 812 in movable lock element 516 The locking pin 5161 of cooperation, the second locking unlock dress are detached from the third lock hole 517 on the second cross-brace frame 112 afterwards Setting 51 further includes that pushing between movable lock element 516 and the first cross-brace frame 111 after the first drawstring 812 loosens is arranged in Movable lock element 516 resets and makes the locking pin 5161 with the cooperation of third lock hole 517 so that the second cross-brace The reset spring fixed with respect to 111 position of the first cross-brace frame of frame 112.

Further define that the second linkage of unlocking device 82 includes being flexibly connected on the portions frame 211 with back Portion's frame 212 rotates and the second movable part 821 of the opposite movement of portions frame 211 relative to portions frame 211, the second linkage of unlocking dress Set 82 further include when third locking-unlocking device 61 unlock after, back frame 212 with respect to portions frame 211 rotated after second work The second drawstring 822 of the first locking-unlocking device 41 is unlocked under the pulling of moving part 821.

Further define that second movable part 821 is articulated on portions frame 211, second movable part 821 deviates Second drawstring 822 is connected at its center of rotation, the back frame 212 connect with the second movable part 821 and when back frame 212 The back frame 212 can drive the rotation of the second movable part 821 to pull or loosen institute after the rotation of portions frame 211 State the second drawstring 822.

Further define that first locking-unlocking device 41 includes that on rotary support frame 122, deviation rotation is arranged in First lock hole 411 in the pivot joint axle center of support frame 122 and supporting element 22 and be arranged in it is on supporting element 22, deviate rotation branch The pivot joint axle center of support 122 and supporting element 22, the second lock hole 412 that can be aligned with the first lock hole 411, described first Locking-unlocking device 41 further includes the locking spring plate 413 being arranged on rotary support frame 122, and the locking spring plate 413 includes U The elastic slice 4131 of shape or V-arrangement and be arranged in it is on elastic slice 4131, when the first lock hole 411 is aligned with the second lock hole 412 The pin 4132 cooperated simultaneously with the first lock hole 411 and the second lock hole 412 under the effect of elastic slice 4131, first locking Tripper 41 further includes the rotation unlock connecting with second drawstring being articulated on rotary support frame 122 or supporting element 22 Part 415 is provided on the rotation unlock piece 415 when rotation unlock piece 415 pulled by the second drawstring, relatively rotates support frame The pin 4132 is pushed to exit the second lock hole 412 after 122 rotations so that the unlock of the first locking-unlocking device 41 pushes away Dynamic portion 4150.

The drive-connecting shaft for further defining that the rotation unlock piece 415 and rotary support frame 122 is the laterally rotation solution Latch fitting 415 includes that lateral member 4151 and the first vertical member 4152 up extended that 4151 one end of lateral member is arranged in and setting are horizontal To the second vertical member 4153 of 4151 other end of part extended down, the pushing part 4150 is to be arranged in the second vertical member 4153 On guiding surface, the lateral member 4151 is articulated on rotary support frame 122 or supporting element 22, second drawstring 822 with The connection of first vertical member 4152.

Further define that the rotary support frame 122 is equipped with the movable part slot 123 cooperated with the first movable part 811, The setting of first movable part 811 slides vertically in moving member slot 123 and in moving member slot 123.

Preferably: the seat support frame 2 includes seat frame 21, is connected with seat in the middle part of the seat frame 21 Position frame supporting element 23, the seat frame supporting element 23 is connected in seat frame foldable base 24, and the seat support frame 2 further includes prolonging Part 25 is stretched, one end of the extension 25 is articulated in seat frame foldable base 24, and 25 other end of extension is connected to rotation On support frame 122, the drive-connecting shaft lateral run-out fixing support rack and rotary support frame of seat frame foldable base 24 and extension 25 it Between drive-connecting shaft 100, be arranged between the seat frame foldable base 24 and extension 25 it is restricted or allow seat frame foldable base 24 The 4th locking-unlocking device 91 rotated relative to extension 25.

Further define that one end of the extension 25 is provided with the first support base 251, the extension 25 it is another End is provided with the second support base 252, and extension rod 253, institute are connected between first support base 251 and the second support base 252 It states seat frame foldable base 24 and the first support base 251 is pivotally connected, the rotary support frame 122 and the second support base 252 are pivotally connected.

Further define that the seat frame foldable base 24 includes fixed fold seat 241 and is articulated on fixed fold seat 241 Turn folding seat 242, the seat frame supporting element 23, which is fixedly connected on, to be turned folding on seat 242.

Further define that first fold mechanism 4 includes limiting or the second support base 252 being allowed to relatively rotate support frame 122 the first locking-unlocking devices 41 rotated, the cross-brace frame 11 includes being fixedly connected with fixing support rack 121 First cross-brace frame 111 and the second cross-brace frame 112 being articulated on the first cross-brace frame 111, second folding Folded mechanism 5 includes the second locking for limiting or the second cross-brace frame 112 being allowed to be rotated relative to the first cross-brace frame 111 Tripper 51.

Further define that the first locking-unlocking device 41, the second locking-unlocking device 51, in the 4th locking-unlocking device 91 One of locking-unlocking device unlock when or unlock after the other one or more locking-unlocking devices of linkage of unlocking.

Further define that a kind of infant's folding seat further include when the 4th locking-unlocking device 91 unlock after and seat Frame foldable base 24 relative to the first support base 251 rotated after the first locking-unlocking device of linkage of unlocking 41 third linkage solution Locking device 83, a kind of infant's folding seat further include after first locking-unlocking device 41 unlock and the second support base First linkage of unlocking device 81 of the second locking-unlocking device of linkage of unlocking 51 after 252 relative rotation support frames 122 are rotated.

Further define that the seat frame 21 includes portions frame 211 and back frame 212, a kind of infant folds Chair further includes controlling the third that back frame 212 and/or 211 relative thereto frame supporting element 23 of portions frame are folded or opened to fold Mechanism 6, back frame 212 and portions frame 211 are articulated on seat frame supporting element 23, the third fold mechanism 6 include limitation or The third locking-unlocking device 61 for allowing portions frame 211 and/or 212 relative thereto frame supporting element 23 of back frame to be rotated.

It further defines that when the first locking-unlocking device 41, the second locking-unlocking device 51, third locking-unlocking device 61, in the 4th locking-unlocking device 91 one of locking-unlocking device unlock when or unlock after linkage of unlocking it is other one or More than one locking-unlocking device.

Further define that a kind of infant's folding seat further includes after third locking-unlocking device 61 unlocks and working as seat The of the 4th locking-unlocking device of linkage of unlocking after portion's frame 211 and/or 212 relative thereto frame supporting element 23 of back frame are rotated Four-axle linkage device 84, a kind of infant's folding seat further includes after the unlock of the 4th locking-unlocking device 91 and seat frame folds Seat 24 relative to the first support base 251 rotated after the first locking-unlocking device of linkage of unlocking 41 third linkage of unlocking device 83, a kind of infant's folding seat further includes after first locking-unlocking device 41 unlock and 252 phase of the second support base First linkage of unlocking device 81 of the second locking-unlocking device of linkage of unlocking 51 after being rotated to rotary support frame 122.

Further define that the pivot joint axle center and back frame 212 and seat of the portions frame 211 and seat frame supporting element 23 The pivot joint axle center of frame supporting element 23 is overlapped, the third locking-unlocking device 61 include be arranged in it is on seat frame supporting element 23, Deviate the detent 611 in the pivot joint axle center of portions frame 211 and seat frame supporting element 23 and is arranged in back frame 212 and/or portions Bayonet lock 612 on frame 211, can cooperating with the detent 611, the third locking-unlocking device 61 further includes pulling bayonet lock 612 match bayonet lock 612 with the disengaging of detent 611 on seat frame supporting element 23 with respect to back frame 212 or the movement of portions frame 211 The drawstring 613 of conjunction and the opposite back frame of promotion bayonet lock 612 when detent 611 is opposite with bayonet lock 612 and when drawstring 613 loosens 212 movements and the spring 614 that the detent 611 on bayonet lock 612 and portions frame 211 is cooperated, on the back frame 212 It is articulated with knob part 615, the knob part 615 deviates back frame 212 and the pivot joint axle center for part 615 of shaking hands is connected with drawstring 613 One end, the other end of the drawstring 613 connect with bayonet lock 612.

Further define that four-axle linkage device 84 include be movably connected in it is on seat frame supporting element 23, with back frame 212 Or the 4th movable part 841 of the rotation of 211 relative thereto frame supporting element 23 of portions frame and movement, the 4th movable part 841 connection Have when back frame 212 or 211 relative thereto frame supporting element 23 of portions frame rotation after under the pulling of the 4th movable part 841 by the 4th 4th drawstring 842 of locking-unlocking device unlock.

Further define that the 4th movable part 841 is articulated on seat frame supporting element 23, the 4th movable part 841 Deviate its center of rotation position and connects the 4th drawstring 842, the back frame 212 or portions frame 211 and the 4th movable part 841 connect and the rotation of the 4th movable part 841 can be driven to pull or loosen the 4th drawstring 842.

Further define that the 4th locking-unlocking device 91 includes the energy that is arranged in seat frame foldable base 24 with respect to seat The mobile active moving member 911 of position frame foldable base 24, on the active moving member 911 connection it is mobile with active moving member 911 and Mobile driven moving pin 912, the 4th locking-unlocking device 91 further include be arranged on first support base 251 with The foldable base in pivot joint axle center that the driven moving pin 912 cooperates, deviateing seat frame foldable base 24 and the first support base 251 Lock hole 913, the active moving member 911 connect with the 4th drawstring 842 and can drive under the pulling of the 4th drawstring 842 driven Moving pin 912 be detached from the cooperation of the foldable base lock hole 913, the active moving member 911 and seat frame foldable base 24 it Between be provided with after the 4th drawstring 842 loosens, push active moving member 911 to reset so that driven moving pin 912 and folding The reset spring that seat lock hole 913 is cooperated.

Further define that the third linkage of unlocking device 83 include be movably connected on the first support base 251 when the After the unlock of four locking-unlocking devices 91 and seat frame foldable base 24 can be in seat frame foldable base after the rotation of the first support base 251 With respect to the third movable part 831 of the first support base 251 movement under 24 driving, the third movable part 831, which is connected with, works as seat Frame foldable base 24 unlocks the first locking-unlocking device after the rotation of the first support base 251 under the pulling of third movable part 831 41 third drawstring 832.

Further define that the third movable part 831 is arranged in the first support base 251, on the third movable part 831 It is provided with the prominent third protruding portion 8311 outside the first support base 251, is provided on first support base 251 lateral or vertical To the sliding groove being slidably matched with the third protruding portion 8311, be provided with and the third in the seat frame foldable base 24 Protruding portion 8311 cooperate, after seat frame foldable base 24 rotate relative to first support base 251 promotion third movable part 831 relatively The mobile third driver slot 833 to pull third drawstring 832 of first support base 251, the third linkage of unlocking device 83 is also Including being arranged between third movable part 831 and the first support base 251 when seat frame foldable base 24 is first 251 turns of support base opposite Third movable part 831 is pushed to reset to loosen the third spring 834 of the third drawstring 832 after dynamic reset.

Further define that first locking-unlocking device 41 includes that on rotary support frame 122, deviation rotation is arranged in First lock hole 411 in the pivot joint axle center of support frame 122 and the second support base 252 and be arranged in it is on the second support base 252, The second locking deviateing the pivot joint axle center of rotary support frame 122 and the second support base 252, being aligned with the first lock hole 411 Hole 412, first locking-unlocking device 41 further include the locking spring plate 413 being arranged on rotary support frame 122, the locking Elastic slice 413 include the elastic slice 4131 of U-shaped or V-arrangement and be arranged in it is on elastic slice 4131, when the first lock hole 411 is locked with second Determine the pin cooperated simultaneously with the first lock hole 411 and the second lock hole 412 under the effect of elastic slice 4131 when hole 412 is aligned 4132, first locking-unlocking device 41 further includes being articulated on rotary support frame 122 or the second support base 252 and third The rotation unlock piece 415 that drawstring 832 connects is provided on the rotation unlock piece 415 when rotating unlock piece 415 by third drawstring The pin 4132 is pushed to exit the second lock hole 412 and make first after 832 pullings, after relatively rotating the rotation of support frame 122 The pushing part 4150 that locking-unlocking device 41 unlocks.

Further define that the first linkage of unlocking device 81 include be movably connected on rotary support frame 122 when the And it can be in the second support base 252 after the relative rotation rotation of support frame 122 of the second support base 252 after the unlock of one locking-unlocking device 41 The first movable part 811 for driving lower relative rotation support frame 122 to move, first movable part 811 are connected with when the second support Seat 252 relatively rotates after support frame 122 rotates and unlocks the second locking-unlocking device 51 under the pulling of the first movable part 811 First drawstring 812.

Further define that first movable part 811 is arranged in rotary support frame 122, on first movable part 811 It is provided with the prominent protruding portion 8111 outside rotary support frame 122, is provided with laterally or longitudinally on the rotary support frame 122 The sliding groove being slidably matched with the protruding portion 8111, be provided with and the protruding portion 8111 on second support base 252 Cooperation, when the second support base 252 relatively rotate support frame 122 rotate after push the first movable part 811 relatively rotate support frame 122 mobile the first driver slots 813 to pull the first drawstring 812, the first linkage of unlocking device 81 further include that setting exists Pusher is resetted when the second support base 252 relatively rotates the rotation of support frame 122 between first movable part 811 and rotary support frame 122 Dynamic first movable part 811 resets to loosen the first spring 814 of first drawstring 812.

Further define that second locking-unlocking device 51 include connect with first drawstring 812 and activity even The movable lock element 516 on the first cross-brace frame 111 is connect, third locking is provided on the second cross-brace frame 112 Hole 517 is provided in the movable lock element 516 and the third lock hole 517 that is arranged on the second cross-brace frame 112 Cooperation, when the first locking-unlocking device unlock after and the second support base 252 relatively rotate support frame 122 rotate after, first Drawstring 812 by the first movable part 811 pull after, movable lock element 516 by the first drawstring 812 pull after with the second cross-brace frame Third lock hole 517 on 112 is detached from the locking pin 5161 of cooperation, and second locking-unlocking device 51 further includes when first Movable part 811 reset after, the first drawstring 812 push movable lock element 516 to reset after loosening and make the locking pin 5161 with The reset spring that third lock hole 517 cooperates.

Preferably: the seat support frame 2 includes seat frame 21, and the seat frame 21 is articulated in rotation branch On support 122, first fold mechanism includes limitation or seat frame 21 is allowed to relatively rotate support frame 122 is rotated the One locking-unlocking device 41.

Compared with the existing technology, the invention has the advantages that

1, a kind of infant's folding seat of the invention, the seat support frame including support frame and setting on the support frame, Be characterized in that: support frame as described above includes cross-brace frame and the vertical supporting frame being arranged on cross-brace frame, the seat Support frame one end is arranged on vertical supporting frame, and a kind of infant's folding seat further includes controlling seat support frame to transverse direction The first fold mechanism that support frame and vertical supporting frame are drawn close or be unfolded, a kind of infant's folding seat further include that control is horizontal The second fold mechanism drawn close or be unfolded to support frame to vertical supporting frame and seat support frame；The vertical supporting frame includes solid The rotary support frame determining support frame and being articulated on fixing support rack, the fixing support rack are fixedly connected on cross-brace frame On, one end of the seat support frame is connected on rotary support frame；The fixed support of the focus point lateral run-out of seat support frame Drive-connecting shaft between frame and rotary support frame.One end of seat support frame of the invention is connect with vertical supporting frame, is directly passed through Entire seat support frame can be folded and be brought to vertical supporting frame by the first fold mechanism, while cross-brace frame passes through the second folding Folded mechanism is foldable is brought to vertical supporting frame, and structure of the invention is succinct, and folding operation is simple and convenient；Rotary support frame can be opposite Fixing support rack is rotated, and one end of seat support frame is connected on rotary support frame, seat support frame of the invention Just it can be carried out rotation；Due to the present invention in use, infant is in seat support frame, thus seat of the present invention The focus point of support frame is primarily referred to as the center of gravity of infant sitting infant in seat support frame but it is also possible to be the support of finger seat The center of gravity of frame itself.The focus point of seat support frame is the drive-connecting shaft between lateral run-out fixing support rack and rotary support frame, So that seat support frame is when the relatively fixed support frame of rotary support frame carrys out back rotation around the drive-connecting shaft axis oscillating, baby Child is also to swing when being in seat support frame around the drive-connecting shaft, to solve center and the rotation axis at existing seat The infant that the heart is overlapped turns folding infant when chair uses and is easy dizzy problem.The present invention both has swing function, also has Have the advantages that simple for structure, folding operation is simple.

2, as a further improvement of the present invention, seat support frame includes seat frame, the seat frame include portions frame and Back frame, a kind of infant's folding seat further include the third folding for controlling back frame and folding or open with respect to portions frame Folded mechanism.In order to user take it is comfortable, the seat frame includes portions frame and back frame, and at the same time, the present invention passes through The back frame is folded into portions frame and come up by third fold mechanism, to further reduce the volume of product.

3, as a further improvement of the present invention, a kind of infant's folding seat further includes being arranged in fixing support rack The Vidacare corp interior, driving rotary support frame is rotated relative to fixed support frame.The present invention is filled by electric drive It sets to drive the relatively fixed support frame of rotary support frame to carry out electric swinging, so that the present invention becomes a kind of electronic rocking chair, Further enrich the use function of product.

[Detailed description of the invention]

Fig. 1 is the stereoscopic schematic diagram of the embodiment of the present invention 1.

Fig. 2 is the folded stereoscopic schematic diagram of the embodiment of the present invention 1.

Fig. 3 is the components explosive view of the embodiment of the present invention 1.

Fig. 4 is enlarged diagram at the A of Fig. 3.

Fig. 5 is enlarged diagram at the B of Fig. 3.

Fig. 6 is the partial sectional view of the embodiment of the present invention 1.

Fig. 7 is the enlarged diagram at the C of Fig. 6.

Fig. 8 is the enlarged diagram at the D of Fig. 6.

Fig. 9 is the enlarged diagram at the E of Fig. 6.

Figure 10 is the main view of the embodiment of the present invention 2.

Figure 11 is the folded main view of the embodiment of the present invention 2.

Figure 12 is the stereoscopic schematic diagram of the embodiment of the present invention 3.

Figure 13 is the folded stereoscopic schematic diagram of the embodiment of the present invention 3.

Figure 14 is the components explosive view of the embodiment of the present invention 3.

Figure 15 is the enlarged diagram at the F of Figure 14 of the invention.

Figure 16 is the partial sectional view of the embodiment of the present invention 3.

Figure 17 is the enlarged diagram at the G of Figure 16.

Figure 18 is the enlarged diagram at the H of Figure 16.

Figure 19 is the enlarged diagram at the I of Figure 16.

Figure 20 is the local perspective view of the supporting element in the embodiment of the present invention 3.

Figure 21 is the signal of the rotary support frame, the first movable part, the first spring, locking spring plate in the embodiment of the present invention 3 Figure.

Figure 22 is the stereoscopic schematic diagram of the embodiment of the present invention 4.

Figure 23 is the folded stereoscopic schematic diagram of the embodiment of the present invention 4.

Figure 24 is the components explosive view of the embodiment of the present invention 4.

Figure 25 is the partial sectional view of the embodiment of the present invention 4.

Figure 26 is the enlarged diagram at the J of Figure 25.

Figure 27 is the enlarged diagram at the K of Figure 25.

Figure 28 is the enlarged diagram at the L of Figure 25.

Figure 29 is the enlarged diagram at the M of Figure 25.

Figure 30 is the enlarged diagram at the N of Figure 25.

Figure 31 is the schematic diagram of the fixed fold seat in the seat frame foldable base of the embodiment of the present invention 4.

Figure 32 is the schematic diagram of the extension of the embodiment of the present invention 4.

Figure 33 is the stereoscopic schematic diagram of the embodiment of the present invention 5.

[specific embodiment]

1 to 33 the present invention is described further with reference to the accompanying drawing.

Embodiment 1:

Referring to Fig. 1 to Fig. 9.

A kind of infant's folding seat of the invention, including support frame 1 and the seat support frame 2 that is arranged on support frame 1, Be characterized in that: support frame as described above 1 includes cross-brace frame 11 and the vertical supporting frame 12 being arranged on cross-brace frame 11, Described 2 one end of seat support frame is arranged on vertical supporting frame 12, and a kind of infant's folding seat further includes control seat The first fold mechanism 4 that support frame 2 is drawn close or is unfolded to cross-brace frame 11 and vertical supporting frame 12, a kind of infant Folding seat further includes controlling cross-brace frame 11 is drawn close or is unfolded to vertical supporting frame 12 and seat support frame 2 second to fold Mechanism 5；The vertical supporting frame 12 includes fixing support rack 121 and the rotary support frame being articulated on fixing support rack 121 122, the fixing support rack 121 is fixedly connected on cross-brace frame 11, and one end of the seat support frame 2 is connected to rotation On support frame 122；Drive-connecting shaft 100 between the focus point lateral run-out fixing support rack and rotary support frame of seat support frame. One end of seat support frame 2 of the invention is connect with vertical supporting frame, directly can be by entire seat by the first fold mechanism 4 The folding of support frame 2 is brought to vertical supporting frame 12, while cross-brace frame 11 is brought to by the way that the second fold mechanism 5 is foldable Vertical supporting frame 12, structure of the invention is succinct, and folding operation is simple and convenient；Rotary support frame 122 can fix support frame 121 relatively It is rotated, one end of seat support frame 2 is connected on rotary support frame 122, and seat support frame 2 of the invention just can be into Row rotation；Due to the present invention in use, infant is in seat support frame 2, thus seat of the present invention supports The focus point of frame 2 is primarily referred to as the center of gravity of infant when infant is in seat support frame 2 but it is also possible to be the support of finger seat The center of gravity of frame 2 itself.Drive-connecting shaft between the focus point lateral run-out fixing support rack and rotary support frame of seat support frame 2 100, so that seat support frame 2 is when the relatively fixed support frame 121 of rotary support frame 122 carrys out back rotation around the pivot joint 100 axis oscillating of axis, infant is also to swing when being in seat support frame around the drive-connecting shaft, to solve existing seat The infant that the center of position is overlapped with center of rotation turns folding infant when chair uses and is easy dizzy problem.The present invention both had Standby swing function, it may have advantage simple for structure, folding operation is simple.

The seat support frame 2 includes seat frame 21, and the seat frame 21 includes portions frame 211 and back frame 212, institute A kind of infant's folding seat stated further includes controlling back frame 212 to fold with respect to the third that portions frame 211 is folded or opened Mechanism 6.In order to user take it is comfortable, the seat frame 21 include portions frame 211 and back frame 212.The portions frame 211 to support user, and the back frame 212 is to provide dependence to user back.At the same time, the present embodiment passes through Third fold mechanism 6 folds to the back frame 212 on portions frame 211 or by stretching structure come so that back frame 212 Portions frame 211 is overlapped, to further reduce the volume of product.

Further preferred: first fold mechanism 4 is arranged between seat support frame 2 and rotary support frame 122.

Further preferred: the seat support frame 2 is articulated on rotary support frame 122 by least one lateral shaft.Institute Stating seat support frame 2 can fold down and draw close to vertical supporting frame, so that folded volume is smaller.

Further: the vertical supporting frame 12 is single armed 3, and the cross-brace frame 11 is ring-type.

It is the preferred design for realizing the function of first fold mechanism below:

The seat support frame 2 includes seat frame 21 and is fixedly connected on the supporting element 22 of 21 one end of seat frame, described Supporting element 22 is articulated on rotary support frame 122, and first fold mechanism 4 includes limiting or supporting element 22 being allowed to relatively rotate The first locking-unlocking device 41 that support frame 122 is rotated.When the first locking-unlocking device 41 is in the lock state, support Part 22 relatively rotates support frame 122 and is not able to rotate；When the first locking-unlocking device 41 is in the unlocked state, allow supporting element 22 Support frame 122 is relatively rotated to rotate.

Further: first locking-unlocking device 41 includes that on rotary support frame 122, deviation rotation branch is arranged in First lock hole 411 in the pivot joint axle center of support 122 and supporting element 22 and be arranged in it is on supporting element 22, deviate rotational support The pivot joint axle center of frame 122 and supporting element 22, the second lock hole 412 that can be aligned with the first lock hole 411, first lock Determining tripper 41 further includes the locking spring plate 413 being arranged on rotary support frame 122, and the locking spring plate 413 includes U-shaped Or V-arrangement elastic slice 4131 and be arranged in it is on elastic slice 4131, when the first lock hole 411 is aligned with the second lock hole 412 The lower pin 4132 cooperated simultaneously with the first lock hole 411 and the second lock hole 412 of the effect of elastic slice 4131, the first locking solution Locking device 41 further includes that the promotion pin 4132 being arranged on supporting element 22 exits the second lock hole 412 and completely into first First key 414 of lock hole 411.

When a kind of infant's folding seat of the invention in the open state, pin 4132 on the locking spring plate 413 Simultaneously in the second lock hole 412 on the first lock hole 411 and supporting element 22 on the rotary support frame 122, at this time first Locking-unlocking device 41 is in the lock state.Since the first lock hole 411 and the second lock hole 412 all deviate rotary support frame 122 and supporting element 22 pivot joint axle center, thus supporting element 22 and the relative position of rotary support frame 122 are fixed, due to seat frame 21 one end is fixedly connected with supporting element 22, thus seat frame 21 and the relative position of rotary support frame 122 are fixed.When needing to roll over When folded seat frame 21, the first key 414 is pressed, the first key 414 pushes the pin 4132 on locking spring plate 413 to move inside simultaneously So that the pin 4132 completely into the first lock hole 411 on rotary support frame 122 and on supporting element 22 Two lock holes 412 are detached from cooperation, and the first locking-unlocking device 41 is in the unlocked state at this time, the supporting element 22 and one end and its The seat frame 21 being fixedly connected turn folding around the pivot joint axis of supporting element 22 and rotary support frame 122 until seat Frame 21 is brought to completely on vertical supporting frame 12.When seat frame 21 of the invention is transformed into opening state from folded state, when After rotatable support 22 resets, the first lock hole 411 and the second lock hole 412 are aligned, the pin 4132 on locking spring plate 413 The first lock hole 411 and the second lock hole 412 are reentered under the elastic force effect of elastic slice 4131 and is cooperated with them, thus are propped up Support member 22 and seat frame 21 and the relative position of rotary support frame 122 are fixed.

It is the preferred design of second fold mechanism below:

The cross-brace frame 11 includes the first cross-brace frame 111 and pivot being fixedly connected with fixing support rack 121 Connect the second cross-brace frame 112 on the first cross-brace frame 111, second fold mechanism 5 includes limitation or allows the The second locking-unlocking device 51 that two cross-brace framves 112 are rotated relative to the first cross-brace frame 111.When the second locking solution When locking device 51 is in the lock state, the opposite first cross-brace frame 111 of the second cross-brace frame 112 is not able to rotate；When second When locking-unlocking device 51 is in the unlocked state, the second cross-brace frame 112 is allowed to rotate relative to the first cross-brace frame 111.

Further: second locking-unlocking device 51 includes that setting is lateral in the first cross-brace frame 111 and second Groove 511 on support frame 112, second locking-unlocking device 51 further include setting in the first cross-brace frame 111 and the It is in groove 511 on two cross-brace framves 112, can be along the pivot of the first cross-brace frame 111 and the second cross-brace frame 112 The mobile fixture block 513 that spindle line slides laterally, 511 wall of groove are equipped with and the mobile fixture block 513 that enters in groove 511 Cooperation, mobile 513 confronting grooves 511 of the fixture block rotation of limitation fixture block detent 512, second locking-unlocking device 51 is also Including pushing mobile fixture block 513 to slide laterally and completely into the second key in the groove 511 to the first cross-brace frame 111 514 and mobile fixture block 513 is pushed to slide laterally so that mobile fixture block 513 is simultaneously in the first cross-brace frame 111 and second The reset spring 515 in groove 511 on cross-brace frame 112, the reset spring 515 are arranged in the first cross-brace frame Between 111 and mobile fixture block 513.

When a kind of infant's folding seat of the invention in the open state, the mobile fixture block 513 is in reset spring 515 Effect is lower be located at the groove 511 on the first cross-brace frame 111 and the second cross-brace frame 112 interior simultaneously and with the groove Fixture block detent 512 on 511 walls is cooperated, and the second locking-unlocking device 51 is in the lock state at this time.Due to fixture block detent 512 limit the rotation of mobile 513 confronting grooves 511 of fixture block, thus lateral in the first cross-brace frame 111 and second simultaneously The mobile fixture block 513 in groove 511 on support frame 112 limits the first cross-brace frame 111 and the second cross-brace frame 112 Between relative rotation.When need by the second cross-brace frame 112 fold be brought on vertical supporting frame 12 when, pin second by Key 514, mobile fixture block 513 are pushed completely by the second key 514 into the groove 511 on the first cross-brace frame 111, and second is horizontal Fixture block detent 512 and mobile fixture block 513 on the groove 511 and its wall of support frame 112 are detached from and cooperate, at this time the second locking solution Locking device 51 is in the unlocked state, thus the second cross-brace frame 112 can carry out rotation folding relative to the first cross-brace frame 111 Folded and folding completely is brought on vertical supporting frame 12.

It is the preferred design of the third fold mechanism below:

Back frame 212 is articulated on portions frame 211, and the third fold mechanism 6 includes limiting or allowing 212 phase of back frame The third locking-unlocking device 61 that portions frame 211 is rotated.When third locking-unlocking device 61 is in the lock state, Back frame 212 is not able to rotate with respect to portions frame 211；When third locking-unlocking device 61 is in the unlocked state, allow back frame 212 rotate relative to portions frame 211.

Further: the third locking-unlocking device 61 includes that on portions frame 211, deviation portions frame 211 is arranged in With the detent 611 in the pivot joint axle center of back frame 212 and card on back frame 212, can cooperating with the detent 611 is set Pin 612, the third locking-unlocking device 61 further include that bayonet lock 612 is pulled to move with respect to back frame 212 and make bayonet lock 612 The drawstring 613 of cooperation is detached from the detent 611 on portions frame 211 and when detent 611 is opposite with bayonet lock 612 and drawstring 613 Bayonet lock 612 is pushed to move with respect to back frame 212 and bayonet lock 612 is cooperated with the detent 611 on portions frame 211 when loosening Spring 614, knob part 615 is articulated on the back frame 212, the knob part 615 deviates back frame 212 and part of shaking hands 615 pivot joint axle center is connected with one end of drawstring 613, and the other end of the drawstring 613 is connect with bayonet lock 612.

When in the open state, back frame 212 and portions frame 211 are angled on seat frame 21, the back frame Bayonet lock 612 on 212 cooperates under the effect of spring 614 with the detent 611 on the portions frame 211, and third locks at this time Tripper 61 is in the lock state, since the detent 611 deviates the pivot joint axle center of portions frame 211 and back frame 212, thus Back frame 212 and the relative position of portions frame 211 are fixed.When folding back frame 212 and portions frame 211, knob part is pulled 615, drawstring 613 is by 612 pull-up of bayonet lock and the bayonet lock 612 is made to be detached from cooperation with the detent 611, the solution of third locking at this time Locking device 61 is in the unlocked state, thus back frame 212 can be turned folding with respect to portions frame 211.It is carried on the back when reopening When the bayonet lock 612 on back frame 212 when portion's frame 212, after rotation is again opposite with the detent 611 on the portions frame 211, Bayonet lock 612 cooperates with the detent 611 on portions frame 211 again under the effect of spring 614, thus back frame 212 and portions frame 211 Relative position be fixed again, seat frame 21 is again in the open state.

A kind of infant's folding seat further includes that in fixing support rack 121, driving rotary support frame 122 is arranged in The Vidacare corp 7 rotated relative to fixed support frame 121.Driving rotary support frame 122 is removed by Vidacare corp 7 Rotated relative to fixed support frame 121, remove swing seat support frame 2 without manpower so that the present embodiment be further improved at Electric rocking chair.

It is the preferred design of the Vidacare corp 7 below:

The Vidacare corp 7 includes the driving motor 72 being arranged on fixing support rack 121, in driving motor 72 It is fixedly connected with rotating member 73 on output shaft, actuator 74, the pivot of actuator 74 and rotating member 73 are articulated on rotating member 73 Contact deviates the center of rotation of the rotating member 73, and the other end of the actuator 74 is articulated with swing component 75, in the fixation Support frame 121 is equipped with swing component articulated section 76, and 75 other end of swing component and swing component articulated section 76 are pivotally connected, the swing The other end of part 75 is also connected with the drive-connecting shaft 100 for swinging and being rotated with it, and the drive-connecting shaft 100 is one vertical with horizontal plane Directly or at the vertical axis being obliquely installed, the vertical axis upper end is fixedly connected with the rotary support frame 122.The swing component 75 The other end can be directly fixedly connected with rotation axis 71, the other end of swing component 75 can also pass through driving gear set and rotation Axis 71 is attached.The rotating member 73, actuator 74, swing component 75 and fixing support rack 121 form a crank rocker Mechanism, the rotating member 73 are equivalent to crank, and swing component 75 is equivalent to rocking bar, and the circumferential rotation type of rotating member 73 is converted into swing component 75 pendulum motion, swing component 75 pendulum motion driving rotation axis 71 carry out back rotation so that rotary support frame 122 and with The relatively fixed support frame 121 of its seat support frame 2 being fixedly connected carries out carrying out back rotation, to realize the function of electric rocking chair.

Further preferred: one end of the cross-brace frame 11 is arranged on fixing support rack 121, the cross-brace frame 11 other end is free end, and described 2 one end of seat support frame is arranged on rotary support frame 122, the seat support frame 2 The other end be that free end and the other end of seat support frame 2 and the other end of cross-brace frame 11 are all located at vertical supporting frame 12 the same side.The free end refers to that the end is not attached with other components.Pass through above-mentioned preferred design, this implementation Volume when example uses is smaller；It is different from the case where both ends of cross-brace frame 11 are located at the two sides of vertical supporting frame 12, Here cross-brace frame 11 is extended toward the side of vertical supporting frame 12 in preferred design, and when folding only needs to fold once；Together When, the other end of seat support frame 2 and cross-brace frame 11 is in ipsilateral, and the present embodiment structure is more stable.

Further preferred: the drive-connecting shaft of the fixing support rack 121 and rotary support frame 122 is vertical.When the present invention makes Used time, when infant is in seat support frame and when rotary support frame 122 is rotated relative to fixed support frame 121, infant is Lateral oscillation.Certainly, the drive-connecting shaft of the fixing support rack 121 and rotary support frame 122 is also possible to lateral, at this time Infant is waved in vertical plane.Above situation should be included in protection scope of the present invention.

Embodiment 2:

Referring to Figure 10 to Figure 11.

One end of the seat support frame 2 is fixed on rotary support frame 122, and the setting of the first fold mechanism 4 is present On the support frame 2 of position.

The seat support frame 2 includes fixed frame 231 and rotating turret 232, the fixed frame 231 and rotary support frame 122 It is fixedly connected, the rotating turret 232 is articulated on fixed frame 231 by lateral shaft, and first fold mechanism 4 is arranged in fixation Between frame 231 and rotating turret 232.

Embodiment 2 is a kind of deformation of embodiment 1, should fall into protection scope of the present invention.

Embodiment 3:

Referring to Figure 12 to 21.

The seat support frame 2 includes seat frame 21 and is fixedly connected on the supporting element 22 of 21 one end of seat frame, described Supporting element 22 is articulated on rotary support frame 122, and first fold mechanism 4 includes limiting or supporting element 22 being allowed to relatively rotate The first locking-unlocking device 41 that support frame 122 is rotated；The cross-brace frame 11 includes fixed with fixing support rack 121 First cross-brace frame 111 of connection and the second cross-brace frame 112 being articulated on the first cross-brace frame 111, it is described Second fold mechanism 5 includes for limiting or allowing that the second cross-brace frame 112 rotated relative to the first cross-brace frame 111 Two locking-unlocking devices 51；First locking-unlocking device 41 and any one locking therein of the second locking-unlocking device 51 Linkage of unlocking another locking-unlocking device when tripper unlocks or after unlock.By the design of this linkage of unlocking, can save Number of operations is saved, so that the folding operation of the present embodiment is easier.

Further preferred: a kind of infant's folding seat further includes after the unlock of the first locking-unlocking device 41 and supporting Part 22 relatively rotates the first linkage of unlocking device of the second locking-unlocking device of linkage of unlocking 51 after support frame 122 is rotated 81.By above-mentioned design, the present embodiment first unlocks the first locking-unlocking device 41 and carries out supporting element 22 and seat support frame 2 The second locking-unlocking device 51 can be unlocked by turning folding, thus last the second cross-brace of folding frame 112 again, this linkage folding Folded mode is successively folded all parts, and folding process more succinctly facilitates and safety and stability.

Further preferred: the seat support frame 2 includes seat frame 21, and the seat frame 21 includes portions frame 211 and back Portion's frame 212, a kind of infant's folding seat further include that control back frame 212 is folded or opened with respect to portions frame 211 Third fold mechanism 6.Back frame 212 is folded with respect to portions frame 211 by third fold mechanism, so that the present embodiment Volume after folding is smaller.Of course, it is possible to by stretching structure come so that frame 212 portions frame 211 in back is overlapped to reduce and produce Product volume.

Further preferred: the seat support frame 2 includes seat frame 21 and the branch for being fixedly connected on 21 one end of seat frame Support member 22, the supporting element 22 are articulated on rotary support frame 122, and first fold mechanism 4 includes limitation or allows to support Part 22 relatively rotates the first locking-unlocking device 41 that support frame 122 is rotated；The cross-brace frame 11 includes and fixation The the first cross-brace frame 111 and the second lateral branch being articulated on the first cross-brace frame 111 that support frame 121 is fixedly connected Support 112, second fold mechanism 5 include limiting or allowing the opposite first cross-brace frame 111 of the second cross-brace frame 112 The second locking-unlocking device 51 rotated；Back frame 212 is articulated on portions frame 211, and the third fold mechanism 6 includes Limitation or the third locking-unlocking device 61 for allowing back frame 212 to be rotated relative to portions frame 211；The first locking unlock When any one locking-unlocking device in device 41, the second locking-unlocking device 51 and third locking-unlocking device 61 unlocks Or linkage of unlocking in addition any one or two locking-unlocking devices after unlock.By the design of this linkage of unlocking, can save Number of operations, so that folding operation of the invention is easier.

Further preferred: a kind of infant's folding seat further includes after third locking-unlocking device 61 unlocks and when back Portion's frame 212 relative to portions frame 211 rotated after the first locking-unlocking device of linkage of unlocking 41 the second linkage of unlocking device 82, A kind of infant's folding seat further includes after the unlock of the first locking-unlocking device 41 and supporting element 22 relatively rotates support frame 122 rotated after the second locking-unlocking device of linkage of unlocking 51 the first linkage of unlocking device 81.By above-mentioned preferred design, The present invention first unlocks third locking-unlocking device 61, and back frame 212 is turned folding with respect to portions frame 211 just can unlock the One locking-unlocking device 41, after the unlock of the first locking-unlocking device 41 and supporting element 22 relatively rotates support frame 122 and is rotated Folding just can unlock the second locking-unlocking device 51, after second locking-unlocking device 51 unlocks, by the second cross-brace frame 112 opposite first cross-brace framves 111 are turned folding.By the above process, back frame 212 is with respect to portions frame 211, branch Support member 22 and seat frame 21 relatively rotate support frame 122, the opposite second cross-brace frame 112 of the first cross-brace frame 111 all into It has gone and has turned folding, this linkage folding mode operation is successively folded all parts, and operation is more succinctly convenient and safety is steady It is fixed.

The preferred design of first linkage of unlocking device 81 are as follows: the first linkage of unlocking device 81 includes being movably connected in turn The energy after unlock of the first locking-unlocking device 41 and after the relative rotation rotation of support frame 122 of supporting element 22 on dynamic support frame 122 The first movable part 811 that support frame 122 moves is relatively rotated under the driving of supporting element 22, first movable part 811 is connected with The second locking-unlocking device is unlocked under the pulling of the first movable part 811 after support frame 122 rotates when supporting element 22 relatively rotates 51 the first drawstring 812.Supporting element 22 is relatively rotated support frame 122 by the first movable part 811 by the first linkage of unlocking device Displacement pass to the first drawstring, the first drawstring removes the second locking-unlocking device 51 of unlock using above-mentioned displacement.

Further define that first movable part 811 is arranged in rotary support frame 122, on first movable part 811 It is provided with the prominent protruding portion 8111 outside rotary support frame 122, is provided with laterally or longitudinally on the rotary support frame 122 The sliding groove being slidably matched with the protruding portion 8111, be provided on the supporting element 22 in the seat support frame 2 with it is described Protruding portion 8111 cooperate, when supporting element 22 relatively rotate support frame 122 rotate after push the first movable part 811 relatively rotate branch Mobile the first driver slot 813 to pull the first drawstring 812 of support 122, the first linkage of unlocking device 81 further includes setting It sets and resets pusher when supporting element 22 relatively rotates the rotation of support frame 122 between the first movable part 811 and rotary support frame 122 Dynamic first movable part 811 resets to loosen the first spring 814 of first drawstring 812.First driver slot 813, which pushes, to be protruded Portion 8111 and the first movable part 811 are mobile, and the relative rotation support frame 122 of supporting element 22, which will be rotated first, could unlock the second locking Tripper 51, realizes the function of successively linkage of unlocking, and operation when folding is orderly, safe and stable.

The preferred design of second locking-unlocking device 51 are as follows: second locking-unlocking device 51 includes drawing with described first Movable lock element 516 that is that rope 812 connects and being movably connected on the first cross-brace frame 111, the second cross-brace frame It is provided with third lock hole 517 on 112, is provided in the movable lock element 516 and is set on the second cross-brace frame 112 It is that the third lock hole 517 set cooperates, after the first drawstring 812 is pulled by the first movable part 811 and in movable lock element 516 The locking pin 5161 of cooperation is detached from after being pulled by the first drawstring 812 with the third lock hole 517 on the second cross-brace frame 112, Second locking-unlocking device 51 further include be arranged between movable lock element 516 and the first cross-brace frame 111 when the One drawstring 812 pushes movable lock element 516 to reset and the locking pin 5161 is cooperated with third lock hole 517 after loosening So that the reset spring that opposite first cross-brace frame, 111 position of the second cross-brace frame 112 is fixed.When locking pin and lock When determining hole cooperation, the second locking-unlocking device is in the lock state, the opposite first cross-brace frame of the second cross-brace frame 112 111 positions are fixed；When locking pin and lock hole, which are detached from, to be cooperated, the second locking-unlocking device is in the unlocked state, and second laterally Support frame 112 can be rotated relative to the first cross-brace frame 111.

The preferred design of second linkage of unlocking device 82 are as follows: the second linkage of unlocking device 82 is included in the portions frame The second movable part with back frame 212 relative to the rotation of portions frame 211 and the opposite movement of portions frame 211 being flexibly connected on 211 821, the second linkage of unlocking device 82 further includes after third locking-unlocking device 61 unlocks, the opposite portions of back frame 212 Frame 211 unlocks the second drawstring 822 of the first locking-unlocking device 41 under the pulling of the second movable part 821 after being rotated.The Back frame 212 is passed to the second drawstring 822 with respect to the displacement of portions frame 211 by two movable parts 821, and the second drawstring 822 utilizes Above-mentioned displacement unlocks the first locking-unlocking device 82.

The preferred design of first locking-unlocking device 41 are as follows: first locking-unlocking device 41 includes setting in rotation branch First lock hole 411 in pivot joint axle center on support 122, deviateing rotary support frame 122 and supporting element 22 and setting are being propped up Pivot joint axle center in support member 22, deviateing rotary support frame 122 and supporting element 22, can be aligned with the first lock hole 411 the Two lock holes 412, first locking-unlocking device 41 further include the locking spring plate 413 being arranged on rotary support frame 122, institute State elastic slice 4131 that locking spring plate 413 includes U-shaped or V-arrangement and be arranged in it is on elastic slice 4131, when the first lock hole 411 and the The pin cooperated simultaneously with the first lock hole 411 and the second lock hole 412 under the effect of elastic slice 4131 when two lock holes 412 are aligned 4132, first locking-unlocking device 41 further include be articulated on rotary support frame 122 or supporting element 22 with described second The rotation unlock piece 415 of drawstring connection is provided on the rotation unlock piece 415 when rotation unlock piece 415 is by the drawing of the second drawstring Dynamic, relative rotation support frame 122 pushes the pin 4132 to exit the second lock hole 412 after rotating so that the first locking solution The pushing part 4150 that locking device 41 unlocks.When pin 4132 cooperates with the first lock hole 411 and the second lock hole 412 simultaneously, When first locking-unlocking device 41 is in the lock state, supporting element 22 relatively rotates support frame 122 and is not able to rotate；When pin 4132 When first locking-unlocking device 41 is in the unlocked state when exiting the second lock hole 412, supporting element 22 is allowed to relatively rotate support Frame 122 rotates.

The drive-connecting shaft for further defining that the rotation unlock piece 415 and rotary support frame 122 is the laterally rotation solution Latch fitting 415 includes that lateral member 4151 and the first vertical member 4152 up extended that 4151 one end of lateral member is arranged in and setting are horizontal To the second vertical member 4153 of 4151 other end of part extended down, the pushing part 4150 is to be arranged in the second vertical member Guiding surface on 4153, the lateral member 4151 are articulated on rotary support frame 122, and second drawstring 822 and first is perpendicular It is connected to part 4152.

Embodiment 4:

Referring to fig. 22 to Figure 32.

Further preferred: the seat support frame 2 includes seat frame 21, is connected with seat frame branch in the middle part of the seat frame 21 Support member 23, the seat frame supporting element 23 are connected in seat frame foldable base 24, and the seat support frame 2 further includes extension 25, one end of the extension 25 is articulated in seat frame foldable base 24, and 25 other end of extension is connected to rotational support On frame 122, between the drive-connecting shaft lateral run-out fixing support rack and rotary support frame of seat frame foldable base 24 and extension 25 Drive-connecting shaft 100 is arranged restricted or allows seat frame foldable base 24 opposite between the seat frame foldable base 24 and extension 25 The 4th locking-unlocking device 91 that extension 25 is rotated.The middle part of seat frame 21 connects seat frame supporting element 23, so that seat The support of position frame 21 is more stable；Here extension 25 makes 21 lateral run-out vertical supporting frame 12 of seat frame, seat frame 21 Positioned at the side of vertical supporting frame 12, when the relatively fixed support frame of rotary support frame carrys out back rotation, seat frame 21 is around described 100 axis of drive-connecting shaft is swung, and the infant on seat frame is not easy dizziness；4th locking-unlocking device 91 is used for Control seat frame foldable base 24 is turned folding with extension 25, when the unlock of the 4th locking-unlocking device 91, allows seat frame Foldable base 24 is turned folding with extension 25, when the 4th locking-unlocking device 91 locking when, limitation seat frame foldable base 24 with The rotation of extension 25.After seat frame foldable base 24 and extension 25 turn folding, 21 folding of seat frame can be further reduced Volume.

Further preferred: one end of the extension 25 is provided with the first support base 251, the extension 25 it is another End is provided with the second support base 252, and extension rod 253, institute are connected between first support base 251 and the second support base 252 It states seat frame foldable base 24 and the first support base 251 is pivotally connected, the rotary support frame 122 and the second support base 252 are pivotally connected.

Further preferred: the seat frame foldable base 24 includes fixed fold seat 241 and is articulated on fixed fold seat 241 Turn folding seat 242, the seat frame supporting element 23, which is fixedly connected on, to be turned folding on seat 242.By above-mentioned design, seat The adjustable angle of the relatively fixed foldable base 241 of position frame 21, when driving the relatively fixed support frame of rotary support frame to carry out back rotation, seat Position frame 21 can enrich use function of the invention there are many swingable manner.

The preferred design of first fold mechanism 4 and the second fold mechanism 5: first fold mechanism 4 includes limitation Or the second support base 252 is allowed to relatively rotate the first locking-unlocking device 41 that support frame 122 is rotated, the laterally branch Support 11 includes the first cross-brace frame 111 being fixedly connected with fixing support rack 121 and is articulated in the first cross-brace frame The second cross-brace frame 112 on 111, second fold mechanism 5 include limiting or allowing 112 phase of the second cross-brace frame The second locking-unlocking device 51 that first cross-brace frame 111 is rotated.

Further define that the first locking-unlocking device 41, the second locking-unlocking device 51, in the 4th locking-unlocking device 91 One of locking-unlocking device unlock when or unlock after the other one or more locking-unlocking devices of linkage of unlocking. The present embodiment can be reduced number of operations when folding operation by this linkage of unlocking mode, so that folding operation is succinct.

Further define that a kind of infant's folding seat further include when the 4th locking-unlocking device 91 unlock after and seat Frame foldable base 24 relative to the first support base 251 rotated after the first locking-unlocking device of linkage of unlocking 41 third linkage solution Locking device 83, a kind of infant's folding seat further include after first locking-unlocking device 41 unlock and the second support base First linkage of unlocking device 81 of the second locking-unlocking device of linkage of unlocking 51 after 252 relative rotation support frames 122 are rotated. By above-mentioned design, when the present embodiment is folded, the 4th locking-unlocking device 91 is first unlocked, then by seat frame foldable base 24 opposite first support bases 251, which are turned folding, can unlock the first locking-unlocking device 41, in the first locking-unlocking device After 41 unlocks, the second support base 252 relative rotation support frame 122, which is turned folding, can unlock the second locking-unlocking device 51, after the unlock of the second locking-unlocking device 51, just the opposite first cross-brace frame 111 of the second cross-brace frame 112 can be carried out It turns folding.By aforesaid operations, seat frame 21, extension 25 and the second cross-brace frame 112 are all folded close to vertical Come on support frame 12, and this operation is linkage, folding operation is convenient.

Further define that the seat frame 21 includes portions frame 211 and back frame 212, a kind of infant folds Chair further includes controlling the third that back frame 212 and/or 211 relative thereto frame supporting element 23 of portions frame are folded or opened to fold Mechanism 6, back frame 212 and portions frame 211 are articulated on seat frame supporting element 23, the third fold mechanism 6 include limitation or The third locking-unlocking device 61 for allowing portions frame 211 and/or 212 relative thereto frame supporting element 23 of back frame to be rotated.It is logical Third fold mechanism 6 is crossed, the present embodiment can rotate back frame 212 and 211 relative thereto frame supporting element 23 of portions frame It folds, so that the present embodiment volume after folding is smaller.Of course, it is possible to by stretching structure come so that 212 portions frame 211 of back frame It is overlapped to reduce small product size.

It further defines that when the first locking-unlocking device 41, the second locking-unlocking device 51, third locking-unlocking device 61, in the 4th locking-unlocking device 91 one of locking-unlocking device unlock when or unlock after linkage of unlocking it is other one or More than one locking-unlocking device.It is designed by above-mentioned linkage, reduces number of operations, so that the present embodiment folding operation It is more convenient.

Further define that a kind of infant's folding seat further includes after third locking-unlocking device 61 unlocks and working as seat The of the 4th locking-unlocking device of linkage of unlocking after portion's frame 211 and/or 212 relative thereto frame supporting element 23 of back frame are rotated Four-axle linkage device 84, a kind of infant's folding seat further includes after the unlock of the 4th locking-unlocking device 91 and seat frame folds Seat 24 relative to the first support base 251 rotated after the first locking-unlocking device of linkage of unlocking 41 third linkage of unlocking device 83, a kind of infant's folding seat further includes after first locking-unlocking device 41 unlock and 252 phase of the second support base First linkage of unlocking device 81 of the second locking-unlocking device of linkage of unlocking 51 after being rotated to rotary support frame 122.Pass through Above-mentioned design first unlocks third locking-unlocking device 61 when the present embodiment is folded, then by portions frame 211 and/or back Frame 212 relative thereto frame supporting element 23 in portion's carries out turning folding energy the 4th locking-unlocking device 91 of linkage of unlocking, the 4th locking After tripper 91 unlocks, seat frame foldable base 24 is turned folding with respect to the first support base 251 can unlock the first lock Determine tripper 41, after the unlock of the first locking-unlocking device 41, the second support base 252 relative rotation support frame 122 is carried out The second locking-unlocking device 51 can be unlocked by turning folding, and after the unlock of the second locking-unlocking device 51, just can laterally be propped up second Support 112 is turned folding with respect to the first cross-brace frame 111.By aforesaid operations, portions frame 211 and/or back frame 212 Relative thereto frame supporting element 23 folds, and 21 entirety of seat frame, extension 25 and the second cross-brace frame 112 all fold close Come on to vertical supporting frame 12, volume after folding is smaller, and this operation is linkage, and folding operation is convenient.

The preferred design of third locking-unlocking device 61 are as follows: the drive-connecting shaft of the portions frame 211 and seat frame supporting element 23 The heart is overlapped with the pivot joint axle center of back frame 212 and seat frame supporting element 23, and the third locking-unlocking device 61 includes that setting exists The detent 611 and setting in pivot joint axle center on seat frame supporting element 23, deviateing portions frame 211 and seat frame supporting element 23 Bayonet lock 612 on back frame 212 and/or portions frame 211, can cooperating with the detent 611, the third locking unlock dress Setting 61 further includes that bayonet lock 612 is pulled to make bayonet lock 612 and seat frame supporting element with respect to back frame 212 or the movement of portions frame 211 Detent 611 on 23 is detached from the drawstring 613 of cooperation and pushes away when detent 611 is opposite with bayonet lock 612 and when drawstring 613 loosens Dynamic bayonet lock 612 is with respect to the spring that back frame 212 moves and cooperates bayonet lock 612 with the detent 611 on portions frame 211 614, knob part 615 is articulated on the back frame 212, the knob part 615 deviates the pivot of back frame 212 and part 615 of shaking hands The spindle heart is connected with one end of drawstring 613, and the other end of the drawstring 613 is connect with bayonet lock 612.When 611 bayonet lock 612 of detent is matched When conjunction, back frame 212 or 211 relative thereto frame supporting element 23 of portions frame are fixed, and third locking-unlocking device is in the lock state； When 611 bayonet lock 612 of detent, which is detached from, to be cooperated, back frame 212 or 211 relative thereto frame supporting element 23 of portions frame can be rotated, the Three locking-unlocking devices are in the unlocked state；

The preferred design of four-axle linkage device 84 are as follows: four-axle linkage device 84 includes being movably connected in seat frame supporting element 23 On, the 4th movable part 841 that rotates and move with back frame 212 or 211 relative thereto frame supporting element 23 of portions frame, described the Four movable parts 841 are connected with after back frame 212 or the rotation of 211 relative thereto frame supporting element 23 of portions frame in the 4th movable part The 4th drawstring 842 for unlocking the 4th locking-unlocking device under 841 pulling.Four-axle linkage device 84 passes through the 4th movable part 841 obtain the displacement of back frame 212 or the rotation of 211 relative thereto frame supporting element 23 of portions frame, then pass through the 4th drawstring 842 remove the 4th locking-unlocking device 91 of unlock.

The preferred design of 4th locking-unlocking device 91 are as follows: the 4th locking-unlocking device 91 includes being arranged in seat frame The mobile active moving member 911 of energy relative thereto frame foldable base 24 in foldable base 24, on the active moving member 911 connection with The mobile and mobile driven moving pin 912 of active moving member 911, the 4th locking-unlocking device 91 further includes described first Be arranged on support base 251 cooperate with the driven moving pin 912, deviate seat frame foldable base 24 and the first support base 251 Pivot joint axle center foldable base lock hole 913, the active moving member 911 connect with the 4th drawstring 842 and can be in the 4th drawstring Driven moving pin 912 is driven to be detached from the cooperation with the foldable base lock hole 913, the active moving member 911 under 842 pulling Be provided between seat frame foldable base 24 after the 4th drawstring 842 loosens, active moving member 911 pushed to reset so that from The reset spring that dynamic moving pin 912 is cooperated with foldable base lock hole 913.When driven moving pin 912 and foldable base lock hole When 913 cooperation, seat frame foldable base 24 is fixed with respect to the first support base 251, and the 4th locking-unlocking device 91 is in the lock state； When driven moving pin 912 is detached from foldable base lock hole 913 to be cooperated, seat frame foldable base 24 can with respect to the first support base 251 With rotation, the 4th locking-unlocking device 91 is in the unlocked state.

The preferred design of third linkage of unlocking device 83 are as follows: the third linkage of unlocking device 83 includes being movably connected in the On one support base 251 after the unlock of the 4th locking-unlocking device 91 and seat frame foldable base 24 is with respect to 251 turns of the first support base Can be under the driving of seat frame foldable base 24 with respect to the third movable part 831 of the first support base 251 movement after dynamic, the third is living Moving part 831 is connected with to be solved under the pulling of third movable part 831 after seat frame foldable base 24 is rotated relative to the first support base 251 Lock the third drawstring 832 of the first locking-unlocking device 41.Third linkage of unlocking device 83 passes through third movable part 831 for seat Displacement of the frame foldable base 24 after the rotation of the first support base 251 is used to that third drawstring 832 is driven to go unlock the first locking solution Locking device 41.

Further define that the third movable part 831 is arranged in the first support base 251, on the third movable part 831 Be provided with the prominent third protruding portion 8311 outside the first support base 251, be provided on first support base 251 laterally or Longitudinal sliding groove being slidably matched with the third protruding portion 8311 is provided in the seat frame foldable base 24 and described the The cooperation of three protruding portions 8311, promotion 831 phase of third movable part after seat frame foldable base 24 is rotated relative to the first support base 251 To the mobile third driver slot 833 to pull third drawstring 832 of the first support base 251, the third linkage of unlocking device 83 It further include being arranged between third movable part 831 and the first support base 251 when seat frame foldable base 24 is with respect to the first support base 251 Rotation pushes third movable part 831 to reset to loosen the third spring 834 of the third drawstring 832 after resetting.

The preferred design of first locking-unlocking device 41 are as follows: first locking-unlocking device 41 includes setting in rotation branch First lock hole 411 in pivot joint axle center on support 122, deviateing rotary support frame 122 and the second support base 252 and setting Pivot joint axle center on the second support base 252, deviateing rotary support frame 122 and the second support base 252, can be with the first lock Determine the second lock hole 412 of the alignment of hole 411, first locking-unlocking device 41 further includes being arranged on rotary support frame 122 Locking spring plate 413, the locking spring plate 413 include the elastic slice 4131 of U-shaped or V-arrangement and be arranged in it is on elastic slice 4131, when It is locked simultaneously with the first lock hole 411 and second under the effect of elastic slice 4131 when first lock hole 411 is aligned with the second lock hole 412 Determine the pin 4132 of the cooperation of hole 412, first locking-unlocking device 41 further includes being articulated in rotary support frame 122 or the second The rotation unlock piece 415 connecting with third drawstring 832 on support base 252 is provided on the rotation unlock piece 415 when turning Dynamic unlock piece 415 pulled by third drawstring 832 after, relatively rotate the pin 4132 pushed to exit the after support frame 122 rotates Two lock holes 412 and make the first locking-unlocking device 41 unlock pushing part 4150.When pin 4132 is locked with first simultaneously When hole 411 and the second lock hole 412 cooperate, when the first locking-unlocking device 41 is in the lock state, the second support base 252 is opposite Rotary support frame 122 is not able to rotate；When pin 4132 exits the second lock hole 412, the first locking-unlocking device 41 is in unlock When state, allows the second support base 252 to relatively rotate support frame 122 and rotate.

First linkage of unlocking device, 81 preferred design are as follows: the first linkage of unlocking device 81 includes being movably connected in rotation On support frame 122 when the first locking-unlocking device 41 unlock after and the second support base 252 relatively rotate support frame 122 rotate after The first movable part 811 that support frame 122 moves, first movable part 811 can be relatively rotated under the driving of the second support base 252 It is connected with and unlocks second under the pulling of the first movable part 811 after support frame 122 rotates when the second support base 252 relatively rotates First drawstring 812 of locking-unlocking device 51.First linkage of unlocking device 81 passes through the first movable part 811 for the second support base Displacement after 252 relative rotation support frames 122 rotate is used to unlock the second locking-unlocking device 51.

Second locking-unlocking device, 51 preferred design are as follows: second locking-unlocking device 51 includes and first drawstring 812 movable lock elements 516 that are connecting and being movably connected on the first cross-brace frame 111, the second cross-brace frame 112 On be provided with third lock hole 517, be provided in the movable lock element 516 and be arranged on the second cross-brace frame 112 Third lock hole 517 cooperate, when the first locking-unlocking device unlock after and the second support base 252 relatively rotate support frame After 122 rotations, after the first drawstring 812 is by the pulling of the first movable part 811, after movable lock element 516 is by the pulling of the first drawstring 812 The locking pin 5161 of cooperation, the second locking unlock dress are detached from the third lock hole 517 on the second cross-brace frame 112 Set 51 further include when the first movable part 811 reset after, the first drawstring 812 loosen after push movable lock element 516 reset and make The reset spring that the locking pin 5161 cooperates with third lock hole 517.When locking pin and lock hole cooperate, the second locking solution Locking device is in the lock state, and opposite first cross-brace frame, 111 position of the second cross-brace frame 112 is fixed；When locking pin with When lock hole is detached from cooperation, the second locking-unlocking device is in the unlocked state, and the second cross-brace frame 112 opposite first laterally props up Support 111 can rotate.

Embodiment 5:

Referring to Figure 33.

The seat support frame 2 includes seat frame 21, and the seat frame 21 is articulated on rotary support frame 122, and described the One fold mechanism includes limitation or seat frame 21 is allowed to relatively rotate the first locking-unlocking device that support frame 122 is rotated 41。

The cross-brace frame 11 includes the first cross-brace frame 111 and pivot being fixedly connected with fixing support rack 121 Connect the second cross-brace frame 112 on the first cross-brace frame 111, second fold mechanism 5 includes limitation or allows the The second locking-unlocking device 51 that two cross-brace framves 112 are rotated relative to the first cross-brace frame 111.

The seat frame 21 includes portions frame 211 and back frame 212, and a kind of infant's folding seat further includes control Back frame 212 is with respect to the third fold mechanism 6 that portions frame 211 is folded or opened.Back frame 212 is articulated in portions frame 211 On, the third fold mechanism 6 includes that the third for limiting or back frame 212 being allowed to be rotated relative to portions frame 211 locks solution Locking device 61.

Embodiment 5 is a kind of deformation of embodiment 1, and seat support frame mainly includes seat frame 21, the direct pivot of seat frame 21 It connects on rotary support frame 122, it is simple for structure.

Following preferred designs can be used in embodiment 2 to 5: a kind of infant's folding seat further includes being arranged in fixation The Vidacare corp 7 that in support frame 121, driving rotary support frame 122 is rotated relative to fixed support frame 121.Pass through Vidacare corp 7 goes driving rotary support frame 122 to be rotated relative to fixed support frame 121, removes swing seat without manpower Support frame 2, so that the present embodiment is further improved into electric rocking chair.

Embodiment 1 to 5 only provides optimal embodiment of the invention, anyone leads to based on the technical solution of the present invention Cross reconfigure or technical characteristic that equivalent variations are of the invention and the specific embodiment that obtains should all fall into protection of the invention Range.

Claims

1. a kind of infant's folding seat, including support frame (1) and the seat support frame (2) being arranged on support frame (1), feature Be: support frame as described above (1) includes the vertical supporting frame of cross-brace frame (11) and setting on cross-brace frame (11) (12), described seat support frame (2) one end is arranged on vertical supporting frame (12), and a kind of infant's folding seat further includes The first fold mechanism (4) that control seat support frame (2) is drawn close or is unfolded to cross-brace frame (11) and vertical supporting frame (12), A kind of infant's folding seat further includes controlling cross-brace frame (11) to vertical supporting frame (12) and seat support frame (2) The second fold mechanism (5) drawn close or be unfolded；The vertical supporting frame (12) includes fixing support rack (121) and is articulated in solid Determine the rotary support frame (122) on support frame (121), the fixing support rack (121) is fixedly connected on cross-brace frame (11) On, one end of the seat support frame (2) is connected on rotary support frame (122)；The focus point lateral run-out of seat support frame Drive-connecting shaft (100) between fixing support rack and rotary support frame.

2. a kind of infant's folding seat according to claim 1, it is characterised in that: the seat support frame (2) includes seat Position frame (21), the seat frame (21) includes portions frame (211) and back frame (212), and a kind of infant's folding seat is also Including control back frame (212) with respect to the third fold mechanism (6) that portions frame (211) are folded or opened.

3. a kind of infant's folding seat according to claim 1, it is characterised in that: the seat support frame (2) includes seat Position frame (21) and the supporting element (22) for being fixedly connected on seat frame (21) one end, the supporting element (22) are articulated in rotational support On frame (122), first fold mechanism (4) includes limiting or supporting element (22) being allowed to relatively rotate support frame (122) to carry out The first locking-unlocking device (41) of rotation.

4. a kind of infant's folding seat according to claim 3, it is characterised in that: first locking-unlocking device (41) First including pivot joint axle center being arranged on rotary support frame (122), deviateing rotary support frame (122) and supporting element (22) Lock hole (411) and pivot joint axle center be arranged on supporting element (22), deviation rotary support frame (122) and supporting element (22) , the second lock hole (412) that can be aligned with the first lock hole (411), first locking-unlocking device (41) further includes setting The locking spring plate (413) on rotary support frame (122) is set, the locking spring plate (413) includes the elastic slice of U-shaped or V-arrangement (4131) and setting it is on elastic slice (4131), when the first lock hole (411) is aligned with the second lock hole (412) in elastic slice (4131) the lower pin (4132) cooperated simultaneously with the first lock hole (411) and the second lock hole (412) of effect, first lock Determining tripper (41) further includes that promotion pin (4132) on supporting element (22) is arranged to exit the second lock hole (412) and complete Complete the first key (414) for entering the first lock hole (411).

5. a kind of infant's folding seat according to claim 1, it is characterised in that: the cross-brace frame (11) include with The the first cross-brace frame (111) and be articulated on the first cross-brace frame (111) that fixing support rack (121) is fixedly connected Second cross-brace frame (112), second fold mechanism (5) include limiting or allowing the second cross-brace frame (112) opposite The second locking-unlocking device (51) that first cross-brace frame (111) is rotated.

6. a kind of infant's folding seat according to claim 5, it is characterised in that: second locking-unlocking device (51) Including the groove (511) being arranged on the first cross-brace frame (111) and the second cross-brace frame (112), second locking Tripper (51) further includes the groove (511) being arranged on the first cross-brace frame (111) and the second cross-brace frame (112) Mobile fixture block that is interior, being slid laterally along the pivot joint axis of the first cross-brace frame (111) and the second cross-brace frame (112) (513), groove (511) wall is equipped with cooperate with the mobile fixture block (513) entered in groove (511), limitation and moves The fixture block detent (512) of fixture block (513) confronting grooves (511) rotation, second locking-unlocking device (51) further include pushing Mobile fixture block (513) slide laterally and completely into the second key in the groove (511) to the first cross-brace frame (111) (514) and promotion is moved fixture block (513) and is slid laterally so that moving fixture block (513) while in the first cross-brace frame (111) it is set with the reset spring (515) in the groove (511) on the second cross-brace frame (112), the reset spring (515) It sets between the first cross-brace frame (111) and mobile fixture block (513).

7. a kind of infant's folding seat according to claim 2, it is characterised in that: back frame (212) is articulated in portions frame (211) on, the third fold mechanism (6) includes limiting or back frame (212) being allowed to be rotated relative to portions frame (211) Third locking-unlocking device (61).

8. a kind of infant's folding seat according to claim 7, it is characterised in that: the third locking-unlocking device (61) Including the detent (611) being arranged on portions frame (211), deviateing portions frame (211) and back frame (212) for being pivotally connected axle center with And bayonet lock (612) being arranged on back frame (212), can cooperating with the detent (611), the third locking-unlocking device It (61) further include that bayonet lock (612) is pulled to move with respect to back frame (212) and make the card on bayonet lock (612) and portions frame (211) Position (611) is detached from the drawstring (613) of cooperation and pushes away when detent (611) is opposite with bayonet lock (612) and when drawstring (613) loosens Dynamic bayonet lock (612) move with respect to back frame (212) and bayonet lock (612) are matched with the detent (611) on portions frame (211) The spring (614) of conjunction is articulated with knob part (615), knob part (615) the deviation back frame on the back frame (212) (212) one end of drawstring (613), the other end and card of the drawstring (613) are connected with the pivot joint axle center of knob part (615) Sell (612) connection.

9. a kind of infant's folding seat according to claim 1, it is characterised in that: a kind of infant's folding seat is also It is rotated including be arranged in fixing support rack (121), driving rotary support frame (122) relative to fixed support frame (121) Vidacare corp (7).

10. a kind of infant's folding seat according to claim 9, it is characterised in that: the Vidacare corp (7) includes The driving motor (72) being arranged on fixing support rack (121), is fixedly connected with rotation on the output shaft of driving motor (72) Part (73) is articulated with actuator (74) on rotating member (73), described in the pivoting point deviation of actuator (74) and rotating member (73) The other end of the center of rotation of rotating member (73), the actuator (74) is articulated with swing component (75), in the fixing support rack (121) swing component articulated section (76) are equipped with, swing component (75) other end and swing component articulated section (76) are pivotally connected, the pendulum The other end of moving part (75) be also connected with swung with it and the drive-connecting shaft (100) that is rotated, the drive-connecting shaft (100) be one with Horizontal plane or at the vertical axis being obliquely installed, the vertical axis upper end is fixedly connected with the rotary support frame (122).

11. a kind of infant's folding seat according to claim 1, it is characterised in that: the vertical supporting frame (12) is single Arm (3), the cross-brace frame (11) are ring-type.

12. a kind of infant's folding seat according to claim 1, it is characterised in that: the one of the cross-brace frame (11) End is arranged on fixing support rack (121), and the other end of the cross-brace frame (11) is free end, the seat support frame (2) one end is arranged on rotary support frame (122), and the other end of the seat support frame (2) is free end and seat support frame (2) other end of the other end and cross-brace frame (11) is all located at the same side of vertical supporting frame (12).

13. a kind of infant's folding seat according to claim 3, it is characterised in that: the seat support frame (2) is by extremely A few lateral shaft is articulated on rotary support frame (122).

14. a kind of infant's folding seat according to claim 1, it is characterised in that: the first fold mechanism (4) setting Between seat support frame (2) and rotary support frame (122).

15. a kind of infant's folding seat according to claim 1, it is characterised in that: the fixing support rack (121) with turn The drive-connecting shaft of dynamic support frame (122) is vertical.

16. a kind of infant's folding seat according to claim 1, it is characterised in that: one end of the seat support frame (2) It is fixed on rotary support frame (122), first fold mechanism (4) is arranged on seat support frame (2).

17. a kind of infant's folding seat according to claim 16, it is characterised in that: the seat support frame (2) includes Fixed frame (231) and rotating turret (232), the fixed frame (231) are fixedly connected with rotary support frame (122), the rotating turret (232) it is articulated on fixed frame (231) by lateral shaft, the first fold mechanism (4) setting is in fixed frame (231) and rotation Between frame (232).

18. a kind of infant's folding seat according to claim 1, it is characterised in that: the seat support frame (2) includes seat Position frame (21) and the supporting element (22) for being fixedly connected on seat frame (21) one end, the supporting element (22) are articulated in rotational support On frame (122), first fold mechanism (4) includes limiting or supporting element (22) being allowed to relatively rotate support frame (122) to carry out The first locking-unlocking device (41) of rotation；The cross-brace frame (11) includes being fixedly connected with fixing support rack (121) First cross-brace frame (111) and the second cross-brace frame (112) being articulated on the first cross-brace frame (111), it is described Second fold mechanism (5) includes limiting or the second cross-brace frame (112) being allowed to be turned with respect to the first cross-brace frame (111) Dynamic the second locking-unlocking device (51)；First locking-unlocking device (41) and the second locking-unlocking device (51) are therein Linkage of unlocking another locking-unlocking device when any one locking-unlocking device unlocks or after unlock.

19. a kind of infant's folding seat according to claim 18, it is characterised in that: a kind of infant's folding seat is also Including when the first locking-unlocking device (41) unlock after and supporting element (22) relatively rotate support frame (122) rotated after link Unlock the first linkage of unlocking device (81) of the second locking-unlocking device (51).

20. a kind of infant's folding seat according to claim 2, it is characterised in that: the seat support frame (2) includes seat Position frame (21) and the supporting element (22) for being fixedly connected on seat frame (21) one end, the supporting element (22) are articulated in rotational support On frame (122), first fold mechanism (4) includes limiting or supporting element (22) being allowed to relatively rotate support frame (122) to carry out The first locking-unlocking device (41) of rotation；The cross-brace frame (11) includes being fixedly connected with fixing support rack (121) First cross-brace frame (111) and the second cross-brace frame (112) being articulated on the first cross-brace frame (111), it is described Second fold mechanism (5) includes limiting or the second cross-brace frame (112) being allowed to be turned with respect to the first cross-brace frame (111) Dynamic the second locking-unlocking device (51)；Back frame (212) is articulated on portions frame (211), third fold mechanism (6) packet The third locking-unlocking device (61) for including limitation or back frame (212) being allowed to be rotated relative to portions frame (211)；Described first Any one locking in locking-unlocking device (41), the second locking-unlocking device (51) and third locking-unlocking device (61) Linkage of unlocking in addition any one or two locking-unlocking devices when tripper unlocks or after unlock.

21. a kind of infant's folding seat according to claim 20, it is characterised in that: a kind of infant's folding seat is also Including linking after third locking-unlocking device (61) unlock and after back frame (212) is rotated relative to portions frame (211) Unlock the second linkage of unlocking device (82) of the first locking-unlocking device (41), a kind of infant's folding seat further includes when the After one locking-unlocking device (41) unlock and supporting element (22) relatively rotates linkage of unlocking second after support frame (122) are rotated First linkage of unlocking device (81) of locking-unlocking device (51).

22. a kind of infant's folding seat described in 9 or 21 according to claim 1, it is characterised in that: the first linkage of unlocking dress Set (81) include be movably connected on rotary support frame (122) when the first locking-unlocking device (41) unlock after and supporting element (22) the of lower relative rotation support frame (122) movement can be driven in supporting element (22) by relatively rotating after support frame (122) rotation One movable part (811), first movable part (811) are connected with after supporting element (22) relatively rotate support frame (122) rotation The first drawstring (812) of the second locking-unlocking device (51) is unlocked under the pulling of the first movable part (811).

23. a kind of infant's folding seat according to claim 22, it is characterised in that: first movable part (811) sets It sets in the rotary support frame (122), is provided on first movable part (811) prominent in rotary support frame (122) outside prominent Portion (8111) out are provided with being slidably matched with the protruding portion (8111) laterally or longitudinally on the rotary support frame (122) Sliding groove, be provided on the supporting element (22) on the seat support frame (2) it is with the protruding portion (8111) cooperation, work as branch Support member (22) pushes the first movable part (811) to relatively rotate support frame (122) movement after relatively rotating support frame (122) rotation To pull first driver slot (813) of the first drawstring (812), the first linkage of unlocking device (81) further includes setting the Pusher is resetted when supporting element (22) relatively rotate support frame (122) rotation between one movable part (811) and rotary support frame (122) Dynamic first movable part (811) reset to loosen the first spring (814) of first drawstring (812).

24. a kind of infant's folding seat according to claim 23, it is characterised in that: second locking-unlocking device It (51) include activity locking that is being connect with first drawstring (812) and being movably connected on the first cross-brace frame (111) Part (516) is provided with third lock hole (517) on the second cross-brace frame (112), on the movable lock element (516) Be provided with be arranged on the second cross-brace frame (112) third lock hole (517) cooperation, in the first drawstring (812) It is laterally propped up after being pulled by the first movable part (811) and after movable lock element (516) is pulled by the first drawstring (812) with second Third lock hole (517) on support (112) is detached from the locking pin (5161) of cooperation, and second locking-unlocking device (51) is also Including pushing between movable lock element (516) and the first cross-brace frame (111) after the first drawstring (812) loosens is arranged Movable lock element (516) resets and the locking pin (5161) and third lock hole (517) is cooperated so that second is horizontal The reset spring fixed with respect to the first cross-brace frame (111) position to support frame (112).

25. a kind of infant's folding seat according to claim 21, it is characterised in that: the second linkage of unlocking device (82) include be flexibly connected on the portions frame (211) with back frame (212) relative to portions frame (211) rotation opposite seat The second movable part (821) of portion's frame (211) movement, the second linkage of unlocking device (82) further include when third locking unlock dress After setting (61) unlock, back frame (212) relative to portions frame (211) rotated after solve under the pulling of the second movable part (821) Lock the second drawstring (822) of the first locking-unlocking device (41).

26. a kind of infant's folding seat according to claim 25, it is characterised in that: the second movable part (821) pivot It connects on portions frame (211), second movable part (821), which is deviateed, connects second drawstring (822), institute at its center of rotation Back frame (212) is stated to connect with the second movable part (821) and back after back frame (212) is rotated relative to portions frame (211) Portion's frame (212) can drive the second movable part (821) rotation to pull or loosen second drawstring (822).

27. a kind of infant's folding seat according to claim 26, it is characterised in that: first locking-unlocking device (41) it is arranged on rotary support frame (122), deviates rotary support frame (122) and the pivot joint axle center of supporting element (22) First lock hole (411) and pivot joints be arranged on supporting element (22), deviation rotary support frame (122) and supporting element (22) Axle center, the second lock hole (412) that can be aligned with the first lock hole (411), first locking-unlocking device (41) are also wrapped The locking spring plate (413) being arranged on rotary support frame (122) is included, the locking spring plate (413) includes the elastic slice of U-shaped or V-arrangement (4131) and setting it is on elastic slice (4131), when the first lock hole (411) is aligned with the second lock hole (412) in elastic slice (4131) the lower pin (4132) cooperated simultaneously with the first lock hole (411) and the second lock hole (412) of effect, first lock Determining tripper (41) further includes being articulated in connecting on rotary support frame (122) or supporting element (22) with second drawstring It rotates unlock piece (415), is provided on the rotation unlock piece (415) when rotation unlock piece (415) is by the pulling of the second drawstring, phase The pin (4132) is pushed to exit the second lock hole (412) after rotating to rotary support frame (122) so that the first locking The pushing part (4150) of tripper (41) unlock.

28. a kind of infant's folding seat according to claim 27, it is characterised in that: the rotation unlock piece (415) with The drive-connecting shaft of rotary support frame (122) is that laterally, the rotation unlock piece (415) includes lateral member (4151) and is arranged in transverse direction First vertical member (4152) up extended of part (4151) one end and setting lateral member (4151) other end extend down Second vertical member (4153), the pushing part (4150) are the guiding surface being arranged on the second vertical member (4153), the cross It is articulated on rotary support frame (122) or supporting element (22) to part (4151), second drawstring (822) and the first vertical member (4152) it connects.

29. a kind of infant's folding seat according to claim 23, it is characterised in that: on the rotary support frame (122) Equipped with the movable part slot (123) cooperated with the first movable part (811), first movable part (811) is arranged in moving member slot (123) it is slid vertically in and in moving member slot (123).

30. a kind of infant's folding seat according to claim 1, it is characterised in that: the seat support frame (2) includes seat Position frame (21), seat frame (21) middle part are connected with seat frame supporting element (23), and the seat frame supporting element (23) is connected to In seat frame foldable base (24), the seat support frame (2) further includes extension (25), one end pivot joint of the extension (25) On seat frame foldable base (24), extension (25) other end is connected on rotary support frame (122), seat frame foldable base (24) drive-connecting shaft (100) between the drive-connecting shaft lateral run-out fixing support rack and rotary support frame of extension (25), it is described It is arranged restricted between seat frame foldable base (24) and extension (25) or allows seat frame foldable base (24) with respect to extension (25) the 4th locking-unlocking device (91) rotated.

31. a kind of infant's folding seat according to claim 30, it is characterised in that: one end of the extension (25) is set It is equipped with the first support base (251), the other end of the extension (25) is provided with the second support base (252), first support It is connected with extension rod (253) between seat (251) and the second support base (252), the seat frame foldable base (24) and the first support Seat (251) pivot joint, the rotary support frame (122) and the second support base (252) are pivotally connected.

32. a kind of infant's folding seat according to claim 30 or 31, it is characterised in that: the seat frame foldable base (24) include fixed fold seat (241) and be articulated on fixed fold seat (241) and turn folding seat (242), the seat frame Supporting element (23), which is fixedly connected on, to be turned folding on seat (242).

33. a kind of infant's folding seat according to claim 31, it is characterised in that: the first fold mechanism (4) packet It includes limitation or the second support base (252) is allowed to relatively rotate the first locking-unlocking device (41) that support frame (122) are rotated, The cross-brace frame (11) includes the first cross-brace frame (111) being fixedly connected with fixing support rack (121) and pivot joint The second cross-brace frame (112) on the first cross-brace frame (111), second fold mechanism (5) include limitation or permit Perhaps the second locking-unlocking device (51) that the second cross-brace frame (112) is rotated relative to the first cross-brace frame (111).

34. a kind of infant's folding seat according to claim 33, it is characterised in that: the first locking-unlocking device (41), In second locking-unlocking device (51), the 4th locking-unlocking device (91) one of locking-unlocking device unlock when or unlock The other one or more locking-unlocking devices of linkage of unlocking afterwards.

35. a kind of infant's folding seat according to claim 34, it is characterised in that: a kind of infant's folding seat is also Including after the unlock of the 4th locking-unlocking device (91) and seat frame foldable base (24) is rotated relative to the first support base (251) The third linkage of unlocking device (83) of the first locking-unlocking device of linkage of unlocking (41) afterwards, a kind of infant's folding seat are also wrapped It includes after first locking-unlocking device (41) unlock and the second support base (252) relatively rotates support frame (122) and turned First linkage of unlocking device (81) of the second locking-unlocking device of linkage of unlocking (51) after dynamic.

36. a kind of infant's folding seat according to claim 33, it is characterised in that: the seat frame (21) includes portions Frame (211) and back frame (212), a kind of infant's folding seat further include control back frame (212) and/or portions frame (211) the third fold mechanism (6) that relative thereto frame supporting element (23) is folded or opened, back frame (212) and portions frame (211) be articulated on seat frame supporting element (23), the third fold mechanism (6) include limit or allow portions frame (211) and/ Or the third locking-unlocking device (61) that back frame (212) relative thereto frame supporting element (23) is rotated.

37. a kind of infant's folding seat according to claim 36, it is characterised in that: when the first locking-unlocking device (41), the second locking-unlocking device (51), third locking-unlocking device (61), wherein one in the 4th locking-unlocking device (91) A locking-unlocking device unlock when or unlock after the other one or more locking-unlocking devices of linkage of unlocking.

38. a kind of infant's folding seat according to claim 37, it is characterised in that: a kind of infant's folding seat is also Including after third locking-unlocking device (61) unlock and when portions frame (211) and/or back frame (212) relative thereto frame support The four-axle linkage device (84) of the 4th locking-unlocking device of linkage of unlocking after part (23) is rotated, a kind of infant's folding Chair further includes after the unlock of the 4th locking-unlocking device (91) and seat frame foldable base (24) is carried out with respect to the first support base (251) The third linkage of unlocking device (83) of the first locking-unlocking device of linkage of unlocking (41) after rotation, a kind of infant's folding seat Further include when first locking-unlocking device (41) unlock after and the second support base (252) relatively rotate support frame (122) into First linkage of unlocking device (81) of the second locking-unlocking device of linkage of unlocking (51) after row rotation.

39. a kind of infant's folding seat according to claim 38, it is characterised in that: the portions frame (211) and seat The pivot joint axle center of frame supporting element (23) is overlapped with the pivot joint axle center of back frame (212) and seat frame supporting element (23), the third Locking-unlocking device (61) is arranged on seat frame supporting element (23), deviates portions frame (211) and seat frame supporting element (23) detent (611) in pivot joint axle center and be arranged on back frame (212) and/or portions frame (211), can be with the card The bayonet lock (612) of position (611) cooperation, the third locking-unlocking device (61) further include pulling bayonet lock (612) with respect to back frame (212) or portions frame (211) moves and the detent (611) on bayonet lock (612) and seat frame supporting element (23) is detached from and is cooperated Drawstring (613) and when detent (611) is opposite with bayonet lock (612) and when drawstring (613) loosens push bayonet lock (612) phase The spring that back frame (212) are moved and the detent (611) on bayonet lock (612) and portions frame (211) is cooperated (614), knob part (615) is articulated on the back frame (212), the knob part (615) deviates back frame (212) and knob The pivot joint axle center of part (615) is connected with one end of drawstring (613), and the other end of the drawstring (613) is connect with bayonet lock (612).

40. a kind of infant's folding seat according to claim 38, it is characterised in that: four-axle linkage device (84) includes living It is dynamic be connected to it is on seat frame supporting element (23), turn with back frame (212) or portions frame (211) relative thereto frame supporting element (23) Dynamic and movement the 4th movable part (841), the 4th movable part (841) are connected with when back frame (212) or portions frame (211) By the of the unlock of the 4th locking-unlocking device under the pulling of the 4th movable part (841) after relative thereto frame supporting element (23) rotation Four drawstrings (842).

41. a kind of infant's folding seat according to claim 40, it is characterised in that: the 4th movable part (841) pivot It connects on seat frame supporting element (23), the 4th movable part (841) deviates its center of rotation position and connects the 4th drawstring (842), the back frame (212) or portions frame (211) connect with the 4th movable part (841) and can drive the 4th movable part (841) rotation is to pull or loosen the 4th drawstring (842).

42. a kind of infant's folding seat according to claim 41, it is characterised in that: the 4th locking-unlocking device It (91) include the mobile active moving member of energy relative thereto frame foldable base (24) of the setting on seat frame foldable base (24) (911), the driven moving pin (912) mobile and mobile with active moving member (911) is connected on the active moving member (911), 4th locking-unlocking device (91) further includes being arranged on first support base (251) with the driven moving pin (912) cooperation, deviation seat frame foldable base (24) and the first support base (251) the foldable base lock hole for being pivotally connected axle center (913), the active moving member (911) connect with the 4th drawstring (842) and can be driven under the pulling of the 4th drawstring (842) from Dynamic moving pin (912) are detached from the cooperation with the foldable base lock hole (913), the active moving member (911) and seat frame folding It is provided between folded seat (24) after the 4th drawstring (842) loosens, active moving member (911) is pushed to reset so that driven shifting The reset spring that dynamic pin (912) and foldable base lock hole (913) are cooperated.

43. a kind of infant's folding seat according to claim 35 or 38, it is characterised in that: the third linkage of unlocking dress Set (83) include be movably connected on the first support base (251) when the 4th locking-unlocking device (91) unlock after and seat frame folding Folded seat (24) can be under the driving of seat frame foldable base (24) with respect to the first support base after the first support base (251) rotation (251) the third movable part (831) moved, the third movable part (831) are connected with when seat frame foldable base (24) opposite the The third for unlocking the first locking-unlocking device (41) after one support base (251) rotation under the pulling of third movable part (831) is drawn It restricts (832).

44. a kind of infant's folding seat according to claim 43, it is characterised in that: the third movable part (831) sets Set in the first support base (251), be provided on the third movable part (831) it is prominent the first support base (251) outside the Three protruding portions (8311), be provided on first support base (251) laterally or longitudinally with the third protruding portion (8311) The sliding groove being slidably matched, be provided on the seat frame foldable base (24) it is with the third protruding portion (8311) cooperation, when Seat frame foldable base (24) pushes third movable part (831) with respect to first support base after the first support base (251) rotation (251) the mobile third driver slot (833) to pull third drawstring (832), the third linkage of unlocking device (83) are also wrapped It includes and is arranged between third movable part (831) and the first support base (251) when seat frame foldable base (24) are with respect to the first support base (251) third movable part (831) is pushed to reset to loosen the third spring of the third drawstring (832) after rotation resets (834)。

45. a kind of infant's folding seat according to claim 44, it is characterised in that: first locking-unlocking device It (41) include pivot joints be arranged on rotary support frame (122), deviation rotary support frame (122) and the second support base (252) First lock hole (411) in axle center and be arranged on the second support base (252), deviate rotary support frame (122) and second The pivot joint axle center of support base (252), the second lock hole (412) that can be aligned with the first lock hole (411), first locking Tripper (41) further includes the locking spring plate (413) being arranged on rotary support frame (122), locking spring plate (413) packet Include U-shaped or V-arrangement elastic slice (4131) and be arranged on elastic slice (4131), when the first lock hole (411) and the second lock hole (412) pin cooperated simultaneously with the first lock hole (411) and the second lock hole (412) under elastic slice (4131) effect when being aligned (4132), first locking-unlocking device (41) further includes being articulated on rotary support frame (122) or the second support base (252) The rotation unlock piece (415) being connect with third drawstring (832), be provided on the rotation unlock piece (415) when rotation unlock Part (415) is pushed the pin (4132) to exit after third drawstring (832) pulling, after relatively rotating support frame (122) rotation Second lock hole (412) and make the first locking-unlocking device (41) unlock pushing part (4150).

46. a kind of infant's folding seat according to claim 35 or 38, it is characterised in that: the first linkage of unlocking dress Set (81) include be movably connected on rotary support frame (122) when the first locking-unlocking device (41) unlock after and second support Seat (252) relatively rotate support frame (122) rotation after can the second support base (252) drive under relative rotation support frame (122) The first movable part (811) of movement, first movable part (811) are connected with when the second support base (252) relatively rotate support The first drawstring of the second locking-unlocking device (51) is unlocked after frame (122) rotation under the pulling of the first movable part (811) (812)。

47. a kind of infant's folding seat according to claim 46, it is characterised in that: first movable part (811) sets It sets in the rotary support frame (122), is provided on first movable part (811) prominent in rotary support frame (122) outside prominent Portion (8111) out are provided with being slidably matched with the protruding portion (8111) laterally or longitudinally on the rotary support frame (122) Sliding groove, be provided on second support base (252) it is with the protruding portion (8111) cooperation, when the second support base (252) relatively rotate push after support frame (122) rotation the first movable part (811) relatively rotate support frame (122) it is mobile to The first driver slot (813) of the first drawstring (812) is pulled, the first linkage of unlocking device (81) further includes that setting is living first Between moving part (811) and rotary support frame (122) after the second support base (252), which relatively rotate support frame (122) rotation, to be resetted The first movable part (811) are pushed to reset to loosen the first spring (814) of first drawstring (812).

48. a kind of infant's folding seat according to claim 47, it is characterised in that: second locking-unlocking device It (51) include activity locking that is being connect with first drawstring (812) and being movably connected on the first cross-brace frame (111) Part (516) is provided with third lock hole (517) on the second cross-brace frame (112), on the movable lock element (516) Be provided with be arranged on the second cross-brace frame (112) third lock hole (517) cooperation, when first locking unlock dress It sets after unlocking and after the second support base (252) relative rotation support frame (122) rotation, in the first drawstring (812) by the first activity Part (811) pull after, movable lock element (516) pulled by the first drawstring (812) after with the on the second cross-brace frame (112) Three lock holes (517) are detached from the locking pin (5161) of cooperation, and second locking-unlocking device (51) further includes when the first activity Part (811) reset after, the first drawstring (812) loosen after push movable lock element (516) reset and make the locking pin (5161) reset spring cooperated with third lock hole (517).

49. a kind of infant's folding seat according to claim 1, it is characterised in that: the seat support frame (2) includes seat Position frame (21), the seat frame (21) are articulated on rotary support frame (122), and first fold mechanism includes limitation or allows Seat frame (21) relatively rotates the first locking-unlocking device (41) that support frame (122) are rotated.