CN203528555U - Stroller - Google Patents
Stroller Download PDFInfo
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- CN203528555U CN203528555U CN201320548624.8U CN201320548624U CN203528555U CN 203528555 U CN203528555 U CN 203528555U CN 201320548624 U CN201320548624 U CN 201320548624U CN 203528555 U CN203528555 U CN 203528555U
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Abstract
The utility model relates to a stroller which comprises a left support, a right support and a connecting frame. The left support and the right support are symmetrical, the connecting frame is connected between the left support and the right support, the left support comprises a front left frame, a back left frame, a left rod, a left connecting rod, a left pulling rod and a left rod pushing frame, the front portion of the left connecting rod is connected with the front left frame in a rotatable mode, the left pulling rod is connected with the back left frame in a rotatable mode, the left rod pushing frame is connected with the upper portion of the left rod in a rotatable mode, the left pulling rod is connected with the back portion of the left connecting rod in a rotatable mode, the lower portion of the left rod pushing frame is connected with the upper portion of the left pulling rod in a rotatable mode, and the upper portion of a front left wheel, the upper portion of the back left frame and the lower portion of the left rod are connected in a rotatable mode. When a stroller frame is located at the unfolded position, an included angle alpha is formed between the front left frame and the left rod, the angle scope of the included angle alpha ranges from 165 degrees to 195 degrees. When a stroller locking mechanism is unlocked, the left support and the right support can be respectively folded, the left support and the right support respectively rotate around the connecting frame to get close to each other, the stroller frame is located at the folding position, and the size after the stroller frame is folded is small, and the stroller is convenient to carry.
Description
Technical field
The utility model relates to a kind of children trolley.
Background technology
A kind of children trolley of the prior art, comprise have expanded position and folding position go-cart vehicle frame, be arranged on front component and the wheel assembly of described go-cart vehicle frame bottom, the go-cart vehicle frame described in being arranged at can support human body personal supporting device, for described go-cart vehicle frame is locked in to the blocking device under expanded position.Existing go-cart vehicle frame of a great variety, the number of the rod member of go-cart vehicle frame is different, and annexation between each rod member, connection location are different, thus folding principle and folding mode are different.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of children trolley.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of children trolley, comprise there is the go-cart vehicle frame, the near front wheel assembly, off front wheel assembly, left rear wheel assembly, off hind wheel assembly of expanded position and folding position, for described go-cart vehicle frame being locked in to frame locking device under expanded position, being arranged at the seat on described go-cart vehicle frame, described go-cart vehicle frame comprises left side brackets in left side, at the right side of right side support, be connected in the link span between described left side brackets and described right side support
Described left side brackets comprises:
Left front, described the near front wheel assembly is arranged at the described bottom of left front;
Left back, described left rear wheel assembly is arranged at the described bottom of left back;
Left side bar, wherein two parts in three of the bottoms parts of the described top of left front, the described top of left back and described left side bar rotate and are connected, and at least one in the 3rd parts and aforementioned two parts is rotationally connected;
Left connecting rod, the front portion of described left connecting rod and described left front are rotationally connected around left three axles;
Left lever, described left lever and described left back are rotationally connected around left four axles, and the rear portion of described left connecting rod and described left lever are rotationally connected around left five axles;
Left push-rod frame, the top of described left side bar and described left push-rod frame are rotationally connected around left six axles, and the top of the bottom of described left push-rod frame and described left lever is rotationally connected around left seven axles;
Described right side support comprises:
Right front, described off front wheel assembly is arranged at the described bottom of right front;
Right back, described off hind wheel assembly is arranged at the described bottom of right back;
Right-hand rod, wherein two parts in three of the bottoms parts of the described top of right front, the described top of right back and described right-hand rod rotate and are connected, and at least one in the 3rd parts and aforementioned two parts is rotationally connected;
Right connecting rod, the front portion of described right connecting rod and described right front are rotationally connected around right three axles;
Right pull bar, described right pull bar and described right back are rotationally connected around right four axles, and the rear portion of described right connecting rod and described right pull bar are rotationally connected around right five axles;
Right push-rod frame, the top of described right-hand rod and described right push-rod frame are rotationally connected around right six axles, and the top of the bottom of described right push-rod frame and described right pull bar is rotationally connected around right seven axles;
Described link span comprises:
Front rail, an end of described front rail and described left front are rotationally connected around axle one by one, and the other end of described front rail and described right front are rotationally connected around 21 axles;
Rear transverse rod, an end of described rear transverse rod and described left back are rotationally connected around one or two axles, and the other end of described rear transverse rod and described right back are rotationally connected around two or two axles;
Cross tube, an end of described cross tube and described left push-rod frame are rotationally connected around one or three axles, and the other end of described cross tube and described right push-rod frame are rotationally connected around two or three axles;
Described the near front wheel assembly comprises the near front wheel, described left rear wheel assembly comprises the left rear wheel joint being rotationally connected around left eight axles with the described bottom of left back, rotation is arranged on the left rear wheel on described left rear wheel joint, between described left rear wheel joint and described left back, be provided with and launch left detent mechanism, described off front wheel assembly comprises off front wheel, described off hind wheel assembly comprises the off hind wheel joint being rotationally connected around right eight axles with the described bottom of right back, rotation is arranged on the off hind wheel on described off hind wheel joint, between described off hind wheel joint and described right back, be provided with and launch right detent mechanism, when described go-cart vehicle frame is under folding position, the wheel shaft of described left rear wheel is between described left front and described left back, and described left rear wheel is positioned at the top of described the near front wheel, the wheel shaft of described off hind wheel is between described right front and described right back, and described off hind wheel is positioned at the top of described off front wheel,
Described left push-rod frame comprises and is positioned at the left push rod that bottom is rotationally connected with described left side bar and described left lever respectively, length direction along described left push rod is slidably arranged in the left handle on described left push rod, between described left push rod and described left handle, be provided with left push rod detent mechanism, described right push-rod frame comprises and is positioned at the right push rod that bottom is rotationally connected with described right-hand rod and described right pull bar respectively, length direction along described right push rod is slidably arranged in the right handle on described right push rod, between described right push rod and described right handle, be provided with right push rod detent mechanism, between left handle described in described cross tube is rotationally connected with and described right handle,
When described go-cart vehicle frame is under expanded position, between described left front and described left side bar, form angle α, the angular range of described angle α is 165 °-195 °, accordingly, between described right front and described right-hand rod, form angle α ', the angular range of described angle α ' is 165 °-195 °.
In some embodiments, when described go-cart vehicle frame is under folding position, the axial line of the axial line of described axle one by one, one or two described axles parallels with the axial line of one or three described axles, the axial line of the axial line of 21 described axles, two or two described axles parallels with the axial line of two or three described axles, or the axial line of the axial line of the axial line of described axle one by one, one or two described axles and one or three described axles coincides, the axial line of the axial line of the axial line of 21 described axles, two or two described axles and two or three described axles coincides.
In some embodiments, the both ends of described front rail are provided with front unidirectional rotation stop gear respectively and between described left front, described right front, and/or the both ends of described rear transverse rod are provided with rear unidirectional rotation stop gear respectively and between described left back, described right back, and/or the both ends of described cross tube are provided with unidirectional rotation stop gear respectively and between described left push-rod frame, described right push-rod frame.
In some embodiments, described link span also comprises connecting rod cross bar, one end of described connecting rod cross bar and described left connecting rod are rotationally connected around one or four axles, the other end of described connecting rod cross bar and described right connecting rod are rotationally connected around two or four axles, the axial line of described axle one by one, the axial line of one or two described axles, the axial line of one or three described axles parallels or coincides with one or four described axles, accordingly, the axial line of 21 described axles, the axial line of two or two described axles, the axial line of two or three described axles parallels or coincides with the axial line of two or four described axles.
In some further embodiment, the both ends of described connecting rod cross bar are provided with connecting rod unidirectional rotation stop gear respectively and between described left connecting rod, described right connecting rod.
In some embodiments, the described top of left front and the described top of left back are rotationally connected around the first from left axle, the bottom of described left side bar and the described top of left back are rotationally connected around the second from left axle, described the first from left axle is positioned at the front lower place of described the second from left axle, the described top of right front and the described top of right back are rotationally connected around a right axle, the bottom of described right-hand rod and the described top of right back are rotationally connected around right two axles, and the described right side one axle is positioned at the front lower place of the described right side two axles.
In some embodiments, when described go-cart vehicle frame is under folding position, the length of described children trolley is in 250 millimeters-290 millimeters, and width is in 120 millimeters-150 millimeters, and height is in 340 millimeters-400 millimeters.
In some embodiments, a described left side five axles are positioned at the place ahead of a described left side four axles, and the described right side five axles are positioned at the place ahead of the described right side four axles.
In some embodiments, a described left side seven axles are positioned at the below of a described left side six axles, and the described right side seven axles are positioned at the below of the described right side six axles.
In some embodiments, the angular range of described angle α is 170 °-185 °, and corresponding, the angular range of described angle α ' is 170 °-185 °.
The involved term position such as upper and lower, forward and backward defines under expanded position at go-cart vehicle frame above, and the position at left/right front component place is front, after the position at left/right wheel assembly place is.
Scope of the present utility model, 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 has a similar functions such as disclosed in above-mentioned feature and the application (but being not limited to) is replaced mutually and technical scheme of forming etc.
Because technique scheme is used, the utility model compared with prior art has following advantages: the setting that left side brackets and right side support difference are symmetrical, and form respectively folding connecting rod mechanism, when folding, first will launch left detent mechanism, launch the release respectively of right detent mechanism, left rear wheel assembly is folded and drawn in respect to left back, again off hind wheel assembly is folded and drawn in respect to right back, by left push rod detent mechanism and the release of right push rod detent mechanism, left push-rod frame and right push-rod frame be folding shrinking respectively, by after frame locking mechanism release, left side brackets and right side support can fold respectively to reduce the size at fore-and-aft direction and above-below direction, form folded state one, then around link span, rotate and draw close left side brackets and right side support are relative respectively, thereby the size of left and right directions is also reduced, form folded state two, be that go-cart vehicle frame is in folding position, volume after folding is less, be easy to carry.
Accompanying drawing explanation
Accompanying drawing 1 is the lateral plan of go-cart vehicle frame under expanded position;
Accompanying drawing 2 is the block diagram of go-cart vehicle frame under expanded position;
Accompanying drawing 3 is the left rear wheel assembly of go-cart vehicle frame under expanded position and the block diagram of off hind wheel assembly upset;
Accompanying drawing 4 is the lateral plan of go-cart vehicle frame in expanded position and folded state one switching process;
Accompanying drawing 5 is the block diagram of go-cart vehicle frame in expanded position and folded state one switching process;
Accompanying drawing 6 is the block diagram of go-cart vehicle frame in folded state one;
Accompanying drawing 7 is the front elevation of go-cart vehicle frame under folding position;
1, go-cart vehicle frame; 2, left side brackets; 3, right side support; 4, link span;
21, left front; 22, left back; 23, left side bar; 24, left connecting rod; 25, left lever; 26, left push-rod frame; 261, left push rod; 262, left handle;
211, the first from left axle; 212, the second from left axle; 213, left three axles; 214, left four axles; 215, left five axles; 216, left six axles; 217, left seven axles; 218, left eight axles;
31, right front; 32, right back; 33, right-hand rod; 34, right connecting rod; 35, right pull bar; 36, right push-rod frame; 361, right push rod; 362, right handle;
311, a right axle; 312, right two axles; 313, right three axles; 314, right four axles; 315, right five axles; 316, right six axles; 317, right seven axles; 318, right eight axles;
41, front rail; 42, rear transverse rod; 43, cross tube; 44, connecting rod cross bar;
411, axle one by one; 412, one or two axles; 413, one or three axles; 414, one or four axles; 421,21 axles; 422, two or two axles; 423, two or three axles; 424, two or four axles;
5, the near front wheel assembly; 6, left rear wheel assembly; 7, off front wheel assembly; 8, off hind wheel assembly;
61, left rear wheel joint; 62, left rear wheel; 81, off hind wheel joint; 82, off hind wheel.
The specific embodiment
Referring to each accompanying drawing, a kind of children trolley, comprise there is the go-cart vehicle frame 1, the near front wheel assembly 5, off front wheel assembly 7, left rear wheel assembly 6, off hind wheel assembly 8 of expanded position and folding position, for go-cart vehicle frame 1 being locked in to frame locking device under expanded position, being arranged at the seat on go-cart vehicle frame 1, seat is mainly to consist of cloth cover, and in figure, nothing is shown.
Go-cart vehicle frame 1 comprises left side brackets 2 in left side, at the right side of right side support 3, be connected in the link span 4 between left side brackets 2 and right side support 3.
Left connecting rod 24, the front portion of left connecting rod 24 and left front 21 are rotationally connected around left three axles 213;
Left push-rod frame 26, the top of left side bar 23 and left push-rod frame 26 are rotationally connected around left six axles 216, and the top of the bottom of left push-rod frame 26 and left lever 25 is rotationally connected around left seven axles 217.
Right back 32, off hind wheel assembly 8 is arranged at the bottom of right back 32;
Right-hand rod 33, the top of right front 31, wherein two parts in three of the bottoms parts of the top of right back 32 and right-hand rod 33 rotate and are connected, at least one in the 3rd parts and aforementioned two parts is rotationally connected, in the present embodiment, the top of right front 31 and right back 's 32 top is rotationally connected around a right axle 311, the bottom of right-hand rod 33 and right back 's 32 top is rotationally connected around right two axles 312, a right axle 311 is positioned at the front lower place of right two axles 312, after go-cart vehicle frame 1 is folding, right front 31 with right-hand rod 33 respectively with right back 32 holding together of leaning on, can also be the top of right front 31, the rear portion of right back 32 is connected with right-hand rod 33 three's coaxial rotation,
Right connecting rod 34, the front portion of right connecting rod 34 and right front 31 are rotationally connected around right three axles 313;
Right push-rod frame 36, the top of right-hand rod 33 and right push-rod frame 36 are rotationally connected around right six axles 316, and the top of the bottom of right push-rod frame 36 and right pull bar 35 is rotationally connected around right seven axles 317.Left push-rod frame 26 and right push-rod frame 36 are respectively complete rod members.
Frame locking mechanism is arranged between left push-rod frame 26 and left side bar 23, and is arranged between right push-rod frame 36 and right-hand rod 33.Or other position can also be set, between left push-rod frame 26 and left lever 25, and between right push-rod frame 36 and right pull bar 35.The concrete structure of frame locking mechanism is not main points of the present utility model, is not repeating.
In left side brackets 2, left front 21, left back 22, left connecting rod 24, form four-bar linkages with left lever 25, left back 22, left side bar 23, left push-rod frame 26, also form four-bar linkage with left lever 25.Accordingly, right side support 3 is symmetrical with left side brackets 2.
Rear transverse rod 42, an end of rear transverse rod 42 and left back 22 are rotationally connected around one or two axles 412, and the other end of rear transverse rod 42 and right back 32 are rotationally connected around two or two axles 422;
Left rear wheel assembly 6 comprises the left rear wheel joint 61 being rotationally connected around left eight axles 218 with the bottom of left back 22, rotation is arranged on the left rear wheel 62 on left rear wheel joint 61, between left rear wheel joint 61 and left back 22, be provided with and launch left detent mechanism, off hind wheel assembly 8 comprises the off hind wheel joint 81 being rotationally connected around right eight axles 318 with the bottom of right back 32, rotation is arranged on the off hind wheel 82 on off hind wheel joint 81, between off hind wheel joint 81 and right back 32, be provided with and launch right detent mechanism, when go-cart vehicle frame 1 is under folding position, the wheel shaft of left rear wheel 62 is between left front 21 and left back 22, and left rear wheel 62 is positioned at the top of the near front wheel, the wheel shaft of off hind wheel 82 is between right front 31 and right back 32, and off hind wheel 82 is positioned at the top of off front wheel.Launching left detent mechanism is not the utility model main points with the concrete structure that launches right detent mechanism, does not repeat them here, so long as the structure locking between the parts of two rotations can be suitable at this.
Left push-rod frame 26 is expansion links, comprise and be positioned at the left push rod 261 that bottom is rotationally connected with left side bar 23 and left lever 25 respectively, length direction along left push rod 261 is slidably arranged in the left handle 262 on left push rod 261, between left push rod 261 and left handle 262, be provided with left push rod detent mechanism, right push-rod frame 36 is also expansion link, comprise and be positioned at the right push rod 361 that bottom is rotationally connected with right-hand rod 33 and right pull bar 35 respectively, length direction along right push rod 361 is slidably arranged in the right handle 362 on right push rod 361, between right push rod 361 and right handle 362, be provided with right push rod detent mechanism, cross tube 43 is rotationally connected with between left handle 262 and right handle 362.The concrete structure of left push rod detent mechanism and right push rod detent mechanism is not the utility model main points, does not repeat them here, so long as the structure locking between the parts of two slips can be suitable at this.
When go-cart vehicle frame 1 is under expanded position, between left front 21 and left side bar 23, form angle α, the angular range of angle α is 165 °-195 °, be preferably 170 °-185 °, corresponding, between right front 31 and right-hand rod 33, form angle α ', the angular range of angle α ' is 165 °-195 °, be preferably 170 °-185 °, preferably left front 21, left side bar 23 are tending towards being a straight line, and left side brackets 2 is symmetrical with right side support 3.When go-cart vehicle frame 1 is under folding, make the small volume of go-cart vehicle frame 1.
When go-cart vehicle frame 1 is under folding position, the axial line of the axial line of axle 411, one or two axles 412 parallels with the axial line of one or three axles 413 one by one, and the axial line of the axial line of 21 axles 421, two or two axles 422 parallels with the axial line of two or three axles 423.Preferably, when go-cart vehicle frame 1 is under folding position, the axial line of the axial line of axle 411, one or two axles 412 and the axial line of one or three axles 413 coincide one by one, and the axial line of the axial line of 21 axles 421, two or two axles 422 and the axial line of two or three axles 423 coincide.Make go-cart vehicle frame 1 under folding position, left side brackets 2 can be good at drawing close with respect to link span 4 with right side support 3.
The both ends of front rail 41 respectively and between left front 21, right front 31, be provided with front unidirectional rotation stop gear, respectively and between left back 22, right back 32, be provided with rear unidirectional rotation stop gear, the both ends of cross tube 43 are provided with unidirectional rotation stop gear respectively and between left push-rod frame 26, right push-rod frame 36 at the both ends of rear transverse rod 42.The concrete structure of aforementioned each unidirectional rotation stop gear is not main points of the present utility model, so long as when go-cart vehicle frame 1 is under expanded position, unidirectional rotation stop gear was example in the past, relative to front rail 41, can only rotate towards a direction for left front 12, and cannot rotate to another direction, limited limit is extremely, same, relative to front rail 41, also can only rotate towards a direction for right front 22, and cannot rotate to another direction.As there are two protuberances at the both ends at front rail 41, when go-cart vehicle frame 1 is under expanded position, on left front 12 protuberance with right front 22 both ends that are pressed on respectively front rail 41.
In order to make go-cart vehicle frame 1 stronger in the stability under expanded position, preferably link span 4 also comprises connecting rod cross bar 44, one end of connecting rod cross bar 44 and left connecting rod 24 are rotationally connected around one or four axles 414, the other end of connecting rod cross bar 44 and right connecting rod 34 are rotationally connected around two or four axles 424, the axial line of axle 411 one by one, the axial line of one or two axles 412, the axial line of one or three axles 413 parallels or coincides with one or four axles 414, accordingly, the axial line of 21 axles 421, the axial line of two or two axles 422, the axial line of two or three axles 423 parallels or coincides with the axial line of two or four axles 424.The both ends of connecting rod cross bar 44 are provided with connecting rod unidirectional rotation stop gear respectively and between left connecting rod 24, right connecting rod 34.Connecting rod unidirectional rotation stop gear is with aforementioned front unidirectional rotation stop gear.
When go-cart vehicle frame 1 is under folding position, the length of children trolley is at 250 millimeters, and width is at 126 millimeters, and height is at 340 millimeters.Wherein, adopt the thickness of the rod member of go-cart vehicle frame 1 can affect width and the length after go-cart vehicle frame 1 folds.Left front 21, right front 31, left back 22, right back 32, left push-rod frame 26 can affect the height after go-cart vehicle frame 1 folds with growing tall of right push-rod frame 36.
In go-cart vehicle frame 1 folding process, in the folding process of left side brackets 2 and right side support 3, take left side brackets 2 as example, left push-rod frame 26 is moved down vertically, left side bar 23 rotates backward around the second from left axle 212, left lever 25 rotates backward around left four axles 214, and after-frame 22 is drawn close left, and drive left connecting rod 24, under the effect of left connecting rod 24, make left front 21 to draw close mutually with left back 22, arrive folded state one, again left side brackets 2 link span 4 relative to right side support 3 realized to 90 ° of folded turnovers, arrive folded state two, be that go-cart vehicle frame 1 is in folding position.
Above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection domain of the present utility model.
Claims (10)
1. a children trolley, comprise the go-cart vehicle frame (1) with expanded position and folding position, the near front wheel assembly (5), off front wheel assembly (7), left rear wheel assembly (6), off hind wheel assembly (8), for described go-cart vehicle frame (1) is locked in to the frame locking device under expanded position, be arranged at the seat on described go-cart vehicle frame (1), described go-cart vehicle frame (1) comprises the left side brackets (2) that is positioned at left side, be positioned at the right side support (3) of right side, link span (4) between left side brackets (2) described in being connected in and described right side support (3),
It is characterized in that: described left side brackets (2) comprising:
Left front (21), described the near front wheel assembly (5) is arranged at the bottom of described left front (21);
Left back (22), described left rear wheel assembly (6) is arranged at the bottom of described left back (22);
Left side bar (23), wherein two parts in three of the bottoms parts of the top of the top of described left front (21), left back described (22) and described left side bar (23) rotate and are connected, and at least one in the 3rd parts and aforementioned two parts is rotationally connected;
Left connecting rod (24), the front portion of described left connecting rod (24) and left front described (21) are rotationally connected around left three axles (213);
Left lever (25), described left lever (25) is rotationally connected around left four axles (214) with described left back (22), and the rear portion of described left connecting rod (24) and described left lever (25) are rotationally connected around left five axles (215);
Left push-rod frame (26), the top of described left side bar (23) and described left push-rod frame (26) are rotationally connected around left six axles (216), and the top of the bottom of described left push-rod frame (26) and described left lever (25) is rotationally connected around left seven axles (217);
Described right side support (3) comprising:
Right front (31), described off front wheel assembly (7) is arranged at the bottom of described right front (31);
Right back (32), described off hind wheel assembly (8) is arranged at the bottom of described right back (32);
Right-hand rod (33), wherein two parts in three of the bottoms parts of the top of the top of described right front (31), right back described (32) and described right-hand rod (33) rotate and are connected, and at least one in the 3rd parts and aforementioned two parts is rotationally connected;
Right connecting rod (34), the front portion of described right connecting rod (34) and described right front (31) are rotationally connected around right three axles (313);
Right pull bar (35), described right pull bar (35) and right back described (32) are rotationally connected around right four axles (314), and the rear portion of described right connecting rod (34) and described right pull bar (35) are rotationally connected around right five axles (315);
Right push-rod frame (36), the top of described right-hand rod (33) and described right push-rod frame (36) are rotationally connected around right six axles (316), and the top of the bottom of described right push-rod frame (36) and described right pull bar (35) is rotationally connected around right seven axles (317);
Described link span (4) comprising:
Front rail (41), an end of described front rail (41) and described left front (21) are rotationally connected around axle (411) one by one, and the other end of described front rail (41) and described right front (31) are rotationally connected around 21 axles (421);
Rear transverse rod (42), an end of described rear transverse rod (42) and described left back (22) are rotationally connected around one or two axles (412), and the other end of described rear transverse rod (42) and described right back (32) are rotationally connected around two or two axles (422);
Cross tube (43), one end of described cross tube (43) and described left push-rod frame (26) are rotationally connected around one or three axles (413), and the other end of described cross tube (43) and described right push-rod frame (36) are rotationally connected around two or three axles (423);
Described the near front wheel assembly (5) comprises the near front wheel, described left rear wheel assembly (6) comprises the left rear wheel joint (61) that the bottom with described left back (22) is rotationally connected around left eight axles (218), rotation is arranged on the left rear wheel (62) on described left rear wheel joint (61), between described left rear wheel joint (61) and left back described (22), be provided with and launch left detent mechanism, described off front wheel assembly (7) comprises off front wheel, described off hind wheel assembly (8) comprises the off hind wheel joint (81) that the bottom with described right back (32) is rotationally connected around right eight axles (318), rotation is arranged on the off hind wheel (82) on described off hind wheel joint (81), between described off hind wheel joint (81) and right back described (32), be provided with and launch right detent mechanism, when described go-cart vehicle frame (1) is under folding position, between left front (21) described in the wheel shaft of described left rear wheel (62) is positioned at and left back described (22), and described left rear wheel (62) is positioned at the top of described the near front wheel, between right front (31) described in the wheel shaft of described off hind wheel (82) is positioned at and right back described (32), and described off hind wheel (82) is positioned at the top of described off front wheel,
Described left push-rod frame (26) comprises and is positioned at the left push rod (261) that bottom is rotationally connected with described left side bar (23) and described left lever (25) respectively, length direction along described left push rod (261) is slidably arranged in the left handle (262) on described left push rod (261), between described left push rod (261) and described left handle (262), be provided with left push rod detent mechanism, described right push-rod frame (36) comprises and is positioned at the right push rod (361) that bottom is rotationally connected with described right-hand rod (33) and described right pull bar (35) respectively, length direction along described right push rod (361) is slidably arranged in the right handle (362) on described right push rod (361), between described right push rod (361) and described right handle (362), be provided with right push rod detent mechanism, between left handle (262) described in described cross tube (43) is rotationally connected with and described right handle (362),
When described go-cart vehicle frame (1) is under expanded position, between left front described (21) and described left side bar (23), form angle α, the angular range of described angle α is 165 °-195 °, accordingly, between right front described (31) and described right-hand rod (33), form angle α ', the angular range of described angle α ' is 165 °-195 °.
2. children trolley according to claim 1, it is characterized in that: when described go-cart vehicle frame (1) is under folding position, the axial line of described axle one by one (411), the axial line of described one or two axles (412) parallels with the axial line of described one or three axles (413), the axial line of described 21 axles (421), the axial line of described two or two axles (422) parallels with the axial line of described two or three axles (423), or the axial line of described axle one by one (411), the axial line of the axial line of described one or two axles (412) and described one or three axles (413) coincides, the axial line of described 21 axles (421), the axial line of the axial line of described two or two axles (422) and described two or three axles (423) coincides.
3. children trolley according to claim 1, it is characterized in that: the both ends of described front rail (41) respectively with described left front (21), between described right front (31), be provided with front unidirectional rotation stop gear, and/or the both ends of described rear transverse rod (42) respectively with described left back (22), between described right back (32), be provided with rear unidirectional rotation stop gear, and/or the both ends of described cross tube (43) respectively with described left push-rod frame (26), between described right push-rod frame (36), be provided with unidirectional rotation stop gear.
4. children trolley according to claim 1, it is characterized in that: described link span (4) also comprises connecting rod cross bar (44), one end of described connecting rod cross bar (44) and described left connecting rod (24) are rotationally connected around one or four axles (414), the other end of described connecting rod cross bar (44) and described right connecting rod (34) are rotationally connected around two or four axles (424), the axial line of described axle one by one (411), the axial line of described one or two axles (412), the axial line of described one or three axles (413) parallels or coincides with described one or four axles (414), accordingly, the axial line of described 21 axles (421), the axial line of described two or two axles (422), the axial line of described two or three axles (423) parallels or coincides with the axial line of described two or four axles (424).
5. children trolley according to claim 4, is characterized in that: the both ends of described connecting rod cross bar (44) are provided with connecting rod unidirectional rotation stop gear respectively and between described left connecting rod (24), described right connecting rod (34).
6. children trolley according to claim 1, it is characterized in that: the top of the top of described left front (21) and left back described (22) is rotationally connected around the first from left axle (211), the top of the bottom of described left side bar (23) and left back described (22) is rotationally connected around the second from left axle (212), described the first from left axle (211) is positioned at the front lower place of described the second from left axle (212), the top of the top of described right front (31) and right back described (32) is rotationally connected around a right axle (311), the top of the bottom of described right-hand rod (33) and right back described (32) is rotationally connected around right two axles (312), the described right side one axle (311) is positioned at the front lower place of the described right side two axles (312).
7. children trolley according to claim 1, it is characterized in that: when described go-cart vehicle frame (1) is under folding position, the length of described children trolley is in 250 millimeters-290 millimeters, and width is in 120 millimeters-150 millimeters, and height is in 340 millimeters-400 millimeters.
8. children trolley according to claim 1, is characterized in that: a described left side five axles (215) are positioned at the place ahead of a described left side four axles (214), and the described right side five axles (315) are positioned at the place ahead of the described right side four axles (314).
9. children trolley according to claim 1, is characterized in that: a described left side seven axles (217) are positioned at the below of a described left side six axles (216), and the described right side seven axles (317) are positioned at the below of the described right side six axles (316).
10. children trolley according to claim 1, is characterized in that: the angular range of described angle α is 170 °-185 °, and corresponding, the angular range of described angle α ' is 170 °-185 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320548624.8U CN203528555U (en) | 2013-09-05 | 2013-09-05 | Stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320548624.8U CN203528555U (en) | 2013-09-05 | 2013-09-05 | Stroller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203528555U true CN203528555U (en) | 2014-04-09 |
Family
ID=50414802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320548624.8U Expired - Lifetime CN203528555U (en) | 2013-09-05 | 2013-09-05 | Stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203528555U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104340254A (en) * | 2014-11-07 | 2015-02-11 | 好孩子儿童用品有限公司 | Baby stroller capable of being folded for two times |
| CN105128914A (en) * | 2015-08-31 | 2015-12-09 | 宁波妈咪宝婴童用品制造有限公司 | Light baby stroller |
| CN105599800A (en) * | 2016-01-11 | 2016-05-25 | 好孩子儿童用品有限公司 | Baby stroller |
-
2013
- 2013-09-05 CN CN201320548624.8U patent/CN203528555U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104340254A (en) * | 2014-11-07 | 2015-02-11 | 好孩子儿童用品有限公司 | Baby stroller capable of being folded for two times |
| CN104340254B (en) * | 2014-11-07 | 2017-08-08 | 好孩子儿童用品有限公司 | It is a kind of can twice-folded children trolley |
| JP2017533143A (en) * | 2014-11-07 | 2017-11-09 | グッドベイビー チャイルド プロダクツ カンパニー リミテッド | Stroller that can be folded twice |
| US9969417B2 (en) | 2014-11-07 | 2018-05-15 | Goodbaby Child Products Co., Ltd. | Stroller capable of being folded twice |
| EP3216674A4 (en) * | 2014-11-07 | 2018-07-04 | Goodbaby Child Products Co., Ltd. | Twice-foldable child stroller |
| CN105128914A (en) * | 2015-08-31 | 2015-12-09 | 宁波妈咪宝婴童用品制造有限公司 | Light baby stroller |
| CN105599800A (en) * | 2016-01-11 | 2016-05-25 | 好孩子儿童用品有限公司 | Baby stroller |
| CN105599800B (en) * | 2016-01-11 | 2018-02-06 | 好孩子儿童用品有限公司 | A kind of children trolley |
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