CN103738381A - Stroller - Google Patents

Stroller Download PDF

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Publication number
CN103738381A
CN103738381A CN201310752186.1A CN201310752186A CN103738381A CN 103738381 A CN103738381 A CN 103738381A CN 201310752186 A CN201310752186 A CN 201310752186A CN 103738381 A CN103738381 A CN 103738381A
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CN
China
Prior art keywords
push rod
support
cross bar
lockout mechanism
axles
Prior art date
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Granted
Application number
CN201310752186.1A
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Chinese (zh)
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CN103738381B (en
Inventor
马福生
郭剑钊
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Goodbaby Child Products Co Ltd
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Goodbaby Child Products Co Ltd
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Application filed by Goodbaby Child Products Co Ltd filed Critical Goodbaby Child Products Co Ltd
Priority to CN201310752186.1A priority Critical patent/CN103738381B/en
Publication of CN103738381A publication Critical patent/CN103738381A/en
Application granted granted Critical
Publication of CN103738381B publication Critical patent/CN103738381B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

Disclosed is a stroller. A left support of the stroller comprises a left front support, a left lower push rod and a left upper push rod, the left lower push rod is slidably connected on the left front support, a right support comprises a right front support, a right lower push rod and a right upper push rod, the right lower push rod is slidably connected on the right front support, a frame locking mechanism comprises a left lower locking mechanism and a right lower locking mechanism, the left lower locking mechanism is arranged between the left front support and the left lower push rod, the right lower locking mechanism is arranged between the right front support and the right lower push rod, the left lower locking mechanism is controlled to switch over a locking state and an unlocking state by rotating the left upper push rod, and the right lower locking mechanism is controlled to switch over a locking state and an unlocking state by rotating the right upper push rod. The left upper push rod is folded and closed towards the left lower push rod around a left shaft, the right upper push rod is folded and closed towards the right lower push rod around a right shaft, the left lower locking mechanism and the right lower locking mechanism are respectively controlled to unlock, so that the left lower push rod retracts into the left front support, and the right lower push rod retracts into the right front support.

Description

A kind of children trolley
Technical field
The present invention relates to a kind of children trolley.
Background technology
A kind of children trolley, comprise the go-cart vehicle frame, multiple for supporting the wheel assembly of described go-cart vehicle frame, for described go-cart vehicle frame is locked in to the frame locking mechanism under expanded position with expanded position and folding position, described go-cart vehicle frame comprises at the left socle of left side, at the right support of right side, is connected in the link span between described left socle and described right support.
Existing some children trolley, left socle comprises left front support, be slidably connected at the lower-left push rod on described left front support, right support comprises right front support, be slidably connected at the bottom right push rod on described right front support, described frame locking mechanism comprises the lower-left lockout mechanism being arranged between described left front support and described lower-left push rod, bottom right lockout mechanism between right front support described in being arranged at and described bottom right push rod, for the height meeting under children trolley expanded position can be enough to grip for trammer, the length of lower-left push rod and bottom right push rod is longer, thereby make the volume of children trolley under folding position larger.
Also some children trolley, on the push rod of lower-left, slide upper left push rod is set, on the push rod of bottom right, slide upper right push rod is set, because the top of upper left push rod and the top of upper right push rod are respectively left handle and right handle, but under folding position, left handle and right handle cannot be received to lower-left push rod and bottom right push rod, make the volume of children trolley under folding position still larger.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of children trolley.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: a kind of children trolley, comprise the go-cart vehicle frame, multiple for supporting the wheel assembly of described go-cart vehicle frame, for described go-cart vehicle frame is locked in to the frame locking mechanism under expanded position with expanded position and folding position, described go-cart vehicle frame comprises at the left socle of left side, at the right support of right side, is connected in the link span between described left socle and described right support
Described left socle comprises left front support, is slidably connected at the lower-left push rod on described left front support,
Described right support comprises right front support, is slidably connected at the bottom right push rod on described right front support,
Described frame locking mechanism comprises the lower-left lockout mechanism that is arranged between described left front support and described lower-left push rod, the bottom right lockout mechanism between the right front support described in being arranged at and described bottom right push rod,
Described left socle also comprises by rotation to be realized and controls the upper left push rod that described lower-left lockout mechanism is changed between lock-out state and released state, the bottom of described upper left push rod is rotatably connected on the upper end of described lower-left push rod around the first from left axle, described frame locking mechanism comprises the upper left lockout mechanism being arranged between described lower-left push rod and described upper left push rod;
Described right support also comprises by rotation to be realized and controls the upper right push rod that described bottom right lockout mechanism is changed between lock-out state and released state, the bottom of described upper right push rod is rotatably connected on the upper end of described bottom right push rod around a right axle, described frame locking mechanism comprises the upper right lockout mechanism being arranged between described bottom right push rod and described upper right push rod.
In some embodiments, described upper left push rod comprises upper left push rod body, is fixed on the lower-left end rotating disk of a sidepiece of the bottom of described upper left push rod body, described lower-left push rod comprises lower-left push rod body, is fixed on the left upper end rotating disk of a sidepiece of the upper end of described lower-left push rod body, described lower-left end rotating disk and described left upper end rotating disk are rotationally connected by described the first from left axle, described lower-left lockout mechanism comprises the left touch switch portion being movably arranged on described lower-left push rod body
When the relatively described lower-left push rod of described upper left push rod launches, the bottom of described upper left push rod body and described left touch switch portion are inconsistent, now, described lower-left lockout mechanism is in the lock state down, when folding the drawing close of the relatively described lower-left push rod of described upper left push rod, the bottom of described upper left push rod body and described left touch switch portion are separated, and now, described lower-left lockout mechanism is under released state;
Described upper right push rod comprises upper right push rod body, is fixed on the bottom righthand side rotating disk of a sidepiece of the bottom of described upper right push rod body, described bottom right push rod comprises bottom right push rod body, is fixed on the upper right side rotating disk of a sidepiece of the upper end of described bottom right push rod body, described bottom righthand side rotating disk and described upper right side rotating disk are rotationally connected by the described right side one axle, described bottom right lockout mechanism comprises the right touch switch portion being movably arranged on described bottom right push rod body
When the relatively described bottom right push rod of described upper right push rod launches, the bottom of described upper right push rod body and described right touch switch portion are inconsistent, now, described bottom right lockout mechanism is in the lock state down, when folding the drawing close of the relatively described bottom right push rod of described upper right push rod, the bottom of described upper right push rod body and described right touch switch portion are separated, and now, described bottom right lockout mechanism is under released state.
In some embodiments, described left front support comprises left front rack body, by the top of the described left front rack body left front subframe forming that extends back, described left socle also comprises the left back support that the rearward end of upper end and described left front subframe is rotationally connected around the second from left axle
Described right front support comprises right front rack body, by the top of the described right front rack body right front subframe forming that extends back, described right support also comprises the right back support that the rearward end of upper end and described right front subframe is rotationally connected around right two axles,
Described link span comprises:
Bottom bracing frame that can laterally folded gathering, the second bottom bar that described bottom bracing frame comprises the first bottom bar, intersects and be rotationally connected by the first axle at infall with the first described bottom bar,
The bottom of the leading section of the first described bottom bar and described lower-left push rod is realized in two intersecting plane directions and being arranged rotationally by left front joint, the rearward end of the first described bottom bar and described right back support are realized on two crossing in-planes and being arranged rotationally by right back joint
The bottom of the leading section of the second described bottom bar and described bottom right push rod is realized in two intersecting plane directions and being arranged rotationally by right front joint, and the rearward end of the second described bottom bar and described left back support are realized setting rotationally on two crossing in-planes by left back joint;
Back pole-bracket that can laterally folded gathering, described back pole-bracket is arranged between described left back support and described right back support.
In some further embodiment, described left socle also comprises the left seat post that rearward end and described left back support are rotationally connected around left three axles, and the front portion of described left seat post and described lower-left push rod are rotationally connected around left four axles;
Described right support also comprises the right seat post that rearward end and described right back support are rotationally connected around right three axles, and the front portion of described right seat post and described bottom right push rod are rotationally connected around left four axles.
Further, the front portion of described left seat post, described left front joint are connected by a described left side four axle coaxial rotation with described lower-left push rod, and the front portion of described right seat post, described right front joint are connected by the described right side four axle coaxial rotation with described bottom right push rod.
Further another, described lower-left push rod is inserted in the tube chamber of described left front rack body slidably, on described left front rack body, along lower-upper length direction, offers left guide groove, and a described left side four axles are positioned at described left guide groove,
Described bottom right push rod is inserted in the tube chamber of described right front rack body slidably, on described right front rack body, along lower-upper length direction, offers right guide groove, and the described right side four axles are positioned at described right guide groove.
In some another further embodiment, a described left side three axles are positioned at the below of described left back joint, and the described right side three axles are positioned at the below of described right back joint.
In some another further embodiment, described back pole-bracket comprises: the structure of described back pole-bracket can be to comprise:
Montant;
The first cross bar, an end of the first described cross bar rotates and is connected with the upper end of described montant, and the other end of the first described cross bar rotates and is connected with described left back support;
The second cross bar, an end of the second described cross bar rotates and is connected with the upper end of described montant, and the other end of the second described cross bar rotates and is connected with described right back support;
Slide block, described slide block is slidably arranged on described montant;
The 3rd cross bar, an end of the 3rd described cross bar rotates and is connected with the bottom of described montant, and the other end of the 3rd described cross bar rotates and is connected with described left back support;
The 4th cross bar, an end of the 4th described cross bar rotates and is connected with the bottom of described montant, and the other end of the 4th described cross bar rotates and is connected with described right back support;
The first brace, an end of the first described brace rotates and is connected with described slide block, and described first brace the other end rotates and is connected with the 3rd described cross bar;
The second brace, the second described brace one end rotates and is connected with described slide block, and second described brace the other end rotates and is connected with the 4th described cross bar.
In some another further embodiment, described link span also comprises push rod support that can laterally folded gathering, described push rod support comprises the right push rod cross bar that left push rod cross bar that an end and described upper left push rod be rotationally connected, an end and described upper right push rod are rotationally connected, and the other end of the other end of described left push rod cross bar and described right push rod cross bar is rotated and arranged.
In some another further embodiment, described wheel assembly comprise be arranged at described left front support bottom the near front wheel assembly, be arranged at described right front support bottom off front wheel assembly, be arranged at described left back support bottom left rear wheel assembly, be arranged at the off hind wheel assembly of described right back support bottom.
Scope of the present invention, is not limited to the technical scheme that the particular combination of above-mentioned technical characterictic forms, and also should contain by above-mentioned technical characterictic or its equivalent feature and carry out combination in any and other technical scheme of forming simultaneously.The technical characterictic that such as, in above-mentioned feature and the application disclosed (but being not limited to) has a similar functions is replaced mutually and technical scheme of forming etc.
Because technique scheme is used, the present invention compared with prior art has following advantages: when by after upper left lockout mechanism and upper right lockout mechanism release, upper left push rod just can fold and draw close around the axial lower-left of the first from left push rod, upper right push rod just can fold and draw close around a right axial bottom right push rod, and control respectively the release respectively of lower-left lockout mechanism and bottom right lockout mechanism, make the left front support of lower-left push rod indentation, the right front support of bottom right push rod indentation.
Accompanying drawing explanation
Accompanying drawing 1 is the block diagram of go-cart vehicle frame under expanded position;
Accompanying drawing 2 is the block diagram (state one) of go-cart vehicle frame in expanded position and folding position switching process;
Accompanying drawing 3 is the block diagram (state two) of go-cart vehicle frame in expanded position and folding position switching process;
Accompanying drawing 4 is the block diagram of go-cart vehicle frame under folding position;
Wherein: 11, left front support; 111, left front rack body; 112, left front subframe; 12, lower-left push rod; 121, lower-left push rod body; 122, left touch switch portion; 13, upper left push rod; 131, upper left push rod body; 14, left back support; 15, left seat post;
21, right front support; 211, right front rack body; 212, right front subframe; 214, right guide groove; 22, bottom right push rod; 221, bottom right push rod body; 23, upper right push rod; 231, upper right push rod body; 24, right back support; 25, right seat post;
31, the first from left axle; 32, the second from left axle;
41, a right axle; 42, right two axles; 43, right three axles; 44, right four axles;
50, bottom bracing frame; 51, the first bottom bar; 52, the second bottom bar; 53, right front joint; 54, right back joint; 55, the first axle;
60, back pole-bracket; 70, push rod support.
The specific embodiment
Embodiment mono-, as shown in the drawings, a kind of children trolley, comprise the go-cart vehicle frame, multiple for supporting the wheel assembly of go-cart vehicle frame, for go-cart vehicle frame is locked in to the frame locking mechanism under expanded position with expanded position and folding position, go-cart vehicle frame comprises at the left socle of left side, at the right support of right side, is connected in the link span between left socle and right support
Left socle comprises left front support 11, is slidably connected at the lower-left push rod 12 on left front support 11,
Right support comprises right front support 21, is slidably connected at the bottom right push rod 22 on right front support 21,
Frame locking mechanism comprises the lower-left lockout mechanism that is arranged between left front support 11 and lower-left push rod 12, is arranged at the bottom right lockout mechanism between right front support 21 and bottom right push rod 22,
Left socle also comprises by rotation to be realized and controls the upper left push rod 13 that lower-left lockout mechanism is changed between lock-out state and released state, the bottom of upper left push rod 13 is rotatably connected on the upper end of lower-left push rod 12 around the first from left axle 31, frame locking mechanism comprises the upper left lockout mechanism being arranged between lower-left push rod 12 and upper left push rod 13;
Right support also comprises by rotation to be realized and controls the upper right push rod 23 that bottom right lockout mechanism is changed between lock-out state and released state, the bottom of upper right push rod 23 is rotatably connected on the upper end of bottom right push rod 22 around a right axle 41, frame locking mechanism comprises the upper right lockout mechanism being arranged between bottom right push rod 22 and upper right push rod 23.
The concrete structure of upper left lockout mechanism and upper right lockout mechanism, is not main points of the present invention, as long as the structure locking between the parts of two rotations can being suitable at this, does not repeat them here.
Upper left push rod 13 comprises upper left push rod body 131, be fixed on the lower-left end rotating disk of a sidepiece of the bottom of upper left push rod body 131, lower-left push rod 12 comprises lower-left push rod body 121, be fixed on the left upper end rotating disk of a sidepiece of the upper end of lower-left push rod body 121, lower-left end rotating disk and left upper end rotating disk are rotationally connected by the first from left axle 31, lower-left lockout mechanism comprises the left touch switch portion 122 that rotates or be slidably arranged on lower-left push rod body 121, upper right push rod 23 comprises upper right push rod body 231, be fixed on the bottom righthand side rotating disk of a sidepiece of the bottom of upper right push rod body 231, bottom right push rod 22 comprises bottom right push rod body 221, be fixed on the upper right side rotating disk of a sidepiece of the upper end of bottom right push rod body 221, bottom righthand side rotating disk and upper right side rotating disk are rotationally connected by a right axle 41, bottom right lockout mechanism comprises the right touch switch portion that rotates or be slidably arranged on bottom right push rod body 221.
The concrete structure of lower-left lockout mechanism and bottom right lockout mechanism can have multiple, take lower-left lockout mechanism as example, as being rotatably connected to latch hook on lower-left push rod 12, on left front support 11, have lockhole, latch hook is connected by traction piece with the left touch switch portion 122 being rotationally connected, between latch hook and lower-left push rod, be provided with and make latch hook be tending towards inserting the little elastic component in lockhole, thereby drag the large elastic component of latch hook from departing from lockhole and be provided with the elastic force that left touch switch portion 122 is popped up and overcome little elastic component between left touch switch portion 122 and lower-left push rod.Or can also be another kind of structure, as latch hook is slidably connected on the push rod of lower-left, between latch hook and lower-left push rod, be provided with and make latch hook be tending towards departing from the first elastic component of lockhole, left touch switch portion 122 is upper and lower strip, left touch switch portion 122 slides and is located on the push rod of lower-left and is provided with the second elastic component that left touch switch portion 122 is upspring between the two, when upper left push rod body 221 is pressed in left touch switch portion 122, left touch switch portion 122 is pressed on latch hook and inserts it in lockhole.
When push rod 13 relative lower-left push rods 12 in upper left launch, the bottom of upper left push rod body 131 and left touch switch portion 122 are inconsistent, now, lower-left lockout mechanism is in the lock state down, when push rod 13 relative lower-left push rods 12 in upper left are folding while drawing close, the bottom of upper left push rod body 131 and left touch switch portion 122 are separated, and now, lower-left lockout mechanism is under released state;
When push rod 23 relative bottom right push rods 22 in upper right launch, the bottom of upper right push rod body 231 and right touch switch portion are inconsistent, now, bottom right lockout mechanism is in the lock state down, when push rod 23 relative bottom right push rods 22 in upper right are folding while drawing close, the bottom of upper right push rod body 231 and right touch switch portion are separated, and now, bottom right lockout mechanism is under released state.
Left front support 11 comprises left front rack body 111, by the top of the left front rack body 111 left front subframe 112 forming that extends back, left socle also comprises the left back support 14 that the rearward end of upper end and left front subframe 112 is rotationally connected around the second from left axle 32,
Right front support 21 comprises right front rack body 211, by the top of the right front rack body 211 right front subframe 212 forming that extends back, right support also comprises the right back support 24 that the rearward end of upper end and right front subframe 212 is rotationally connected around right two axles 42,
Link span comprises:
Bottom bracing frame 50 that can laterally folded gathering, the second bottom bar 52 that bottom bracing frame 50 comprises the first bottom bar 51, intersects and be rotationally connected by the first axle 55 at infall with the first bottom bar 51,
The bottom of the leading section of the first bottom bar 51 and lower-left push rod 12 is realized in two intersecting plane directions and being arranged rotationally by left front joint, the rearward end of the first bottom bar 51 and right back support 24 are realized on two crossing in-planes and being arranged rotationally by right back joint 54
The bottom of the leading section of the second bottom bar 52 and bottom right push rod 22 is realized in two intersecting plane directions rotationally and being arranged by right front joint 53, and the rearward end of the second bottom bar 52 and left back support 14 are realized setting rotationally on two crossing in-planes by left back joint;
Back pole-bracket 60 that can laterally folded gathering, back pole-bracket 60 is arranged between left back support 14 and right back support 24.
Left socle also comprises the left seat post 15 that rearward end and left back support 14 are rotationally connected around left three axles, and the front portion of left seat post 15 and lower-left push rod 12 are rotationally connected around left four axles;
Right support also comprises the right seat post 25 that rearward end and right back support 24 are rotationally connected around right three axles 43, and the front portion of right seat post 25 and bottom right push rod 22 are rotationally connected around left four axles.
The front portion of left seat post 15, left front joint are connected by left four axle coaxial rotation with lower-left push rod 12, and front portion, the right front joint 53 of right seat post 25 are connected by right four axle 44 coaxial rotation with bottom right push rod 22.
In the present embodiment, lower-left push rod 12 is inserted in the tube chamber of left front rack body 111 slidably, on left front rack body 111, along lower-upper length direction, offer left guide groove, left four axles are positioned at left guide groove, bottom right push rod 22 is inserted in the tube chamber of right front rack body 211 slidably, on right front rack body 211, along lower-upper length direction, offer right guide groove 214, right four axles 44 are positioned at right guide groove 214.Or without diagram, lower-left push rod 12 slides and arranges side by side mutually with left front rack body 111, bottom right push rod 22 slides side by side to arrange mutually with right front rack body 211 and is also fine.
Left three axles are positioned at the below of left back joint, and right three axles 43 are positioned at the below of right back joint 54.
About back pole-bracket 60, in the present embodiment, back pole-bracket 60 comprises: the structure of back pole-bracket 60 can be to comprise:
Montant;
The first cross bar, an end of the first cross bar rotates and is connected with the upper end of montant, and the other end of the first cross bar rotates and is connected with left back support 14;
The second cross bar, an end of the second cross bar rotates and is connected with the upper end of montant, and the other end of the second cross bar rotates and is connected with right back support 24;
Slide block, slide block is slidably arranged on montant;
The 3rd cross bar, an end of the 3rd cross bar rotates and is connected with the bottom of montant, and the other end of the 3rd cross bar rotates and is connected with left back support 14;
The 4th cross bar, an end of the 4th cross bar rotates and is connected with the bottom of montant, and the other end of the 4th cross bar rotates and is connected with right back support 24;
The first brace, an end of the first brace rotates and is connected with slide block, and described first brace the other end rotates and is connected with the 3rd cross bar;
The second brace, the second brace one end rotates and is connected with slide block, and second brace the other end rotates and is connected with the 4th cross bar.
Or back pole-bracket 60 can also be that on left back support and right back support, slip arranges left sliding part and right sliding part respectively, passes through the cross of two right-angled crossing pivotal joints between left sliding part, right sliding part, left back support, right back support.
In order to make go-cart vehicle frame better in the rigidity under expanded position, in the present embodiment, link span also comprises push rod support 70 that can laterally folded gathering, push rod support 70 comprises the right push rod cross bar that left push rod cross bar, an end and upper right push rod 23 that an end and upper left push rod 13 are rotationally connected are rotationally connected, and the other end of the other end of left push rod cross bar and right push rod cross bar is rotated and arranged.Or directly save push rod support 70, the rigidity of go-cart vehicle frame is also fine.
Wheel assembly comprise be arranged at left front support 11 bottoms the near front wheel assembly, be arranged at right front support 21 bottoms off front wheel assembly, be arranged at left back support 14 bottoms left rear wheel assembly, be arranged at the off hind wheel assembly of right back support 24 bottoms.
Embodiment bis-, without diagram, embodiment bis-is with the difference of embodiment mono-, directly saves left seat post and right seat post, and increases latch-up structure at the first axle place, strengthens the rigidity of go-cart vehicle frame under expanded position.
Embodiment tri-, without diagram, embodiment tri-is with the difference of embodiment mono-, link span is many many cross bars that are fixedly connected between left socle and right support, saves bottom bracing frame 50, back pole-bracket 60 and push rod support 70.
Above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.

Claims (10)

1. a children trolley, comprise the go-cart vehicle frame, multiple for supporting the wheel assembly of described go-cart vehicle frame, for described go-cart vehicle frame is locked in to the frame locking mechanism under expanded position with expanded position and folding position, described go-cart vehicle frame comprises at the left socle of left side, at the right support of right side, is connected in the link span between described left socle and described right support
Described left socle comprises left front support (11), is slidably connected at the lower-left push rod (12) on described left front support (11),
Described right support comprises right front support (21), is slidably connected at the bottom right push rod (22) on described right front support (21),
Described frame locking mechanism comprises the lower-left lockout mechanism that is arranged between described left front support (11) and described lower-left push rod (12), the bottom right lockout mechanism between the right front support (21) described in being arranged at and described bottom right push rod (22),
It is characterized in that: described left socle also comprises by rotation to be realized and control the upper left push rod (13) that described lower-left lockout mechanism is changed between lock-out state and released state, the bottom of described upper left push rod (13) is rotatably connected on the upper end of described lower-left push rod (12) around the first from left axle (31), described frame locking mechanism comprises the upper left lockout mechanism being arranged between described lower-left push rod (12) and described upper left push rod (13);
Described right support also comprises by rotation to be realized and controls the upper right push rod (23) that described bottom right lockout mechanism is changed between lock-out state and released state, the bottom of described upper right push rod (23) is rotatably connected on the upper end of described bottom right push rod (22) around a right axle (41), described frame locking mechanism comprises the upper right lockout mechanism being arranged between described bottom right push rod (22) and described upper right push rod (23).
2. a kind of children trolley according to claim 1, is characterized in that:
Described upper left push rod (13) comprises upper left push rod body (131), be fixed on the lower-left end rotating disk of a sidepiece of the bottom of described upper left push rod body (131), described lower-left push rod (12) comprises lower-left push rod body (121), be fixed on the left upper end rotating disk of a sidepiece of the upper end of described lower-left push rod body (121), described lower-left end rotating disk and described left upper end rotating disk are rotationally connected by described the first from left axle (31), described lower-left lockout mechanism comprises the left touch switch portion (122) being movably arranged on described lower-left push rod body (121),
When the relatively described lower-left push rod (12) of described upper left push rod (13) launches, the bottom of described upper left push rod body (131) and described left touch switch portion (122) are inconsistent, now, described lower-left lockout mechanism is in the lock state down, when folding the drawing close of the relatively described lower-left push rod (12) of described upper left push rod (13), the bottom of described upper left push rod body (131) and described left touch switch portion (122) are separated, now, described lower-left lockout mechanism is under released state;
Described upper right push rod (23) comprises upper right push rod body (231), be fixed on the bottom righthand side rotating disk of a sidepiece of the bottom of described upper right push rod body (231), described bottom right push rod (22) comprises bottom right push rod body (221), be fixed on the upper right side rotating disk of a sidepiece of the upper end of described bottom right push rod body (221), described bottom righthand side rotating disk and described upper right side rotating disk are rotationally connected by the described right side one axle (41), described bottom right lockout mechanism comprises the right touch switch portion being movably arranged on described bottom right push rod body (221),
When the relatively described bottom right push rod (22) of described upper right push rod (23) launches, the bottom of described upper right push rod body (231) and described right touch switch portion are inconsistent, now, described bottom right lockout mechanism is in the lock state down, when folding the drawing close of the relatively described bottom right push rod (22) of described upper right push rod (23), the bottom of described upper right push rod body (231) and described right touch switch portion are separated, now, described bottom right lockout mechanism is under released state.
3. a kind of children trolley according to claim 1 and 2, is characterized in that:
Described left front support (11) comprises left front rack body (111), by the top of described left front rack body (111) the left front subframe (112) forming that extends back, described left socle also comprises the left back support (14) that the rearward end of upper end and described left front subframe (112) is rotationally connected around the second from left axle (32)
Described right front support (21) comprises right front rack body (211), by the top of described right front rack body (211) the right front subframe (212) forming that extends back, described right support also comprises the right back support (24) that the rearward end of upper end and described right front subframe (212) is rotationally connected around right two axles (42)
Described link span comprises:
Bottom bracing frame (50) that can laterally folded gathering, the second bottom bar (52) that described bottom bracing frame (50) comprises the first bottom bar (51), intersects and be rotationally connected by the first axle (55) at infall with described the first bottom bar (51),
The bottom of the leading section of described the first bottom bar (51) and described lower-left push rod (12) is realized in two intersecting plane directions and being arranged rotationally by left front joint, the rearward end of described the first bottom bar (51) and described right back support (24) are realized on two crossing in-planes and being arranged rotationally by right back joint (54)
The bottom of the leading section of described the second bottom bar (52) and described bottom right push rod (22) is realized in two intersecting plane directions and being arranged rotationally by right front joint (53), and the rearward end of described the second bottom bar (52) and described left back support (14) are realized setting rotationally on two crossing in-planes by left back joint;
Back pole-bracket (60) that can laterally folded gathering, described back pole-bracket (60) is arranged between described left back support (14) and described right back support (24).
4. a kind of children trolley according to claim 3, it is characterized in that: described left socle also comprises the left seat post (15) that rearward end and described left back support (14) are rotationally connected around left three axles, and the front portion of described left seat post (15) and described lower-left push rod (12) are rotationally connected around left four axles;
Described right support also comprises the right seat post (25) that rearward end and described right back support (24) are rotationally connected around right three axles (43), and the front portion of described right seat post (25) and described bottom right push rod (22) are rotationally connected around left four axles.
5. a kind of children trolley according to claim 4, it is characterized in that: the front portion of described left seat post (15), described left front joint are connected by a described left side four axle coaxial rotation with described lower-left push rod (12), the front portion of described right seat post (25), described right front joint (53) are connected by the described right side four axles (44) coaxial rotation with described bottom right push rod (22).
6. a kind of children trolley according to claim 4, is characterized in that:
Described lower-left push rod (12) is inserted in the tube chamber of described left front rack body (111) slidably, and described left front rack body (111) is upper offers left guide groove along lower-upper length direction, and a described left side four axles are positioned at described left guide groove,
Described bottom right push rod (22) is inserted in the tube chamber of described right front rack body (211) slidably, described right front rack body (211) is upper offers right guide groove (214) along lower-upper length direction, and the described right side four axles (44) are positioned at described right guide groove (214).
7. a kind of children trolley according to claim 3, is characterized in that: a described left side three axles are positioned at the below of described left back joint, and the described right side three axles (43) are positioned at the below of described right back joint (54).
8. a kind of children trolley according to claim 3, is characterized in that: described back pole-bracket (60) comprising: the structure of described back pole-bracket (60) can be to comprise:
Montant;
The first cross bar, an end of the first described cross bar rotates and is connected with the upper end of described montant, and the other end of the first described cross bar rotates and is connected with described left back support (14);
The second cross bar, an end of the second described cross bar rotates and is connected with the upper end of described montant, and the other end of the second described cross bar rotates and is connected with described right back support (24);
Slide block, described slide block is slidably arranged on described montant;
The 3rd cross bar, an end of the 3rd described cross bar rotates and is connected with the bottom of described montant, and the other end of the 3rd described cross bar rotates and is connected with described left back support (14);
The 4th cross bar, an end of the 4th described cross bar rotates and is connected with the bottom of described montant, and the other end of the 4th described cross bar rotates and is connected with described right back support (24);
The first brace, an end of the first described brace rotates and is connected with described slide block, and described first brace the other end rotates and is connected with the 3rd described cross bar;
The second brace, the second described brace one end rotates and is connected with described slide block, and second described brace the other end rotates and is connected with the 4th described cross bar.
9. a kind of children trolley according to claim 3, it is characterized in that: described link span also comprises push rod support (70) that can laterally folded gathering, described push rod support (70) comprises the right push rod cross bar that left push rod cross bar that an end and described upper left push rod (13) be rotationally connected, an end and described upper right push rod (23) are rotationally connected, and the other end of the other end of described left push rod cross bar and described right push rod cross bar is rotated and arranged.
10. a kind of children trolley according to claim 3, is characterized in that: described wheel assembly comprise be arranged at described left front support (11) bottom the near front wheel assembly, be arranged at described right front support (21) bottom off front wheel assembly, be arranged at described left back support (14) bottom left rear wheel assembly, be arranged at the off hind wheel assembly of described right back support (24) bottom.
CN201310752186.1A 2013-12-31 2013-12-31 A kind of children trolley Active CN103738381B (en)

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CN103963818A (en) * 2014-04-30 2014-08-06 好孩子儿童用品有限公司 Stroller
CN104057992A (en) * 2014-06-23 2014-09-24 好孩子儿童用品有限公司 Stroller
CN104276199A (en) * 2014-09-24 2015-01-14 好孩子儿童用品有限公司 Stroller support bar structure and stroller with same

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CN201999036U (en) * 2011-01-18 2011-10-05 好孩子儿童用品有限公司 Baby stroller
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CN203142745U (en) * 2013-03-15 2013-08-21 昆山威凯儿童用品有限公司 Folding mechanism of baby stroller
CN203864744U (en) * 2013-12-31 2014-10-08 好孩子儿童用品有限公司 Stroller

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EP1086876A2 (en) * 1999-09-27 2001-03-28 Combi Corporation Stroller
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CN201999036U (en) * 2011-01-18 2011-10-05 好孩子儿童用品有限公司 Baby stroller
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Publication number Priority date Publication date Assignee Title
CN103963818A (en) * 2014-04-30 2014-08-06 好孩子儿童用品有限公司 Stroller
CN103963818B (en) * 2014-04-30 2017-01-18 好孩子儿童用品有限公司 Stroller
CN104057992A (en) * 2014-06-23 2014-09-24 好孩子儿童用品有限公司 Stroller
CN104057992B (en) * 2014-06-23 2017-05-10 好孩子儿童用品有限公司 Stroller
CN104276199A (en) * 2014-09-24 2015-01-14 好孩子儿童用品有限公司 Stroller support bar structure and stroller with same

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