CN208181158U

CN208181158U - Perambulator

Info

Publication number: CN208181158U
Application number: CN201820423644.5U
Authority: CN
Inventors: 唐启佑
Original assignee: Zhongshan City Bao Bei Leisurely Daily Products Co Ltd
Current assignee: Zhongshan City Bao Bei Leisurely Daily Products Co Ltd
Priority date: 2018-03-27
Filing date: 2018-03-27
Publication date: 2018-12-04
Anticipated expiration: 2028-03-27

Abstract

The utility model discloses perambulator, and left back bar and left front bar are rotatablely connected；Left strut lower part and left front bar top or left back bar top are rotatablely connected；Left push rod and left strut upper end are rotatablely connected；Left connecting rod top is connect with left push rod lower rotational, and left connecting rod and left back bar are rotatablely connected；Left draw bar one end is rotatablely connected with left front bar, the other end and left connecting rod lower rotational are connect；Left seat bar rear portion and left connecting rod are rotatablely connected, and left lever is equipped between left seat bar front and left back bar；Right rear bar and right front bar are rotatablely connected；Right strut lower part and right front bar top or right rear bar top are rotatablely connected；Right push rod and right strut upper end are rotatablely connected；Right connecting rod top is connect with right push rod lower rotational, and right connecting rod and right rear bar are rotatablely connected；Right draw bar one end is rotatablely connected with right front bar, the other end and right connecting rod lower rotational are connect；Right seat bar rear portion and right connecting rod are rotatablely connected, and right pull rod is equipped between right seat bar front and right rear bar.The utility model volume after folding is small.

Description

Perambulator

[technical field]

The utility model relates to perambulators.

[background technique]

Perambulator becomes product indispensable during infant growth at present.Perambulator currently on the market is generally all It is foldable, with Portable belt.But traditional stroller configuration is more complicated, higher cost, and volume is larger after folding, Inconvenience is still had when carrying.

Therefore, the utility model is based on above deficiency and generates.

[utility model content]

The utility model aim is to overcome the deficiencies in the prior art, and it is simple to provide a kind of structure, low in cost, after folding Perambulator small in size.

The utility model is achieved through the following technical solutions:

Perambulator can be moved to folding position, including folding left side vehicle after locking device unlock from expanded position Frame 1 and dextral carriage 2 are equipped between the sinistral carriage 1 and dextral carriage 2 and are used for connection frame 3 connecting the two, feature Be: the sinistral carriage 1 includes:

Left front bar 11 is connected with the near front wheel 11a on the left front bar 11；

Left back bar 12 is connected with left rear wheel 12a, and the left back bar 12 and left front bar 11 on the left back bar 12 Rotation connection；

Left strut 13,13 lower part of left strut and left front 11 top of bar or 12 top of left back bar are rotatablely connected；

Left push rod 14 is rotatablely connected on the left push rod 14 and close to its lower end position and left 13 upper end of strut；

Left connecting rod 15,15 top of left connecting rod are connect with left 14 lower rotational of push rod, in the left connecting rod 15 simultaneously It is rotatablely connected close to its lower end position and left back bar 12；

Left draw bar 16, described 16 one end of left draw bar and left front bar 11 are rotatablely connected, under the other end and left connecting rod 15 Portion's rotation connection；

Left seat bar 17, left 17 rear portion of seat bar and left connecting rod 15 are rotatablely connected, left 17 front of seat bar and a left side The left lever 18 hinged with the two is equipped between rear bar 12；

The dextral carriage 2 includes:

Right front bar 21 is connected with off-front wheel 21a in the right front bar 21；

Right rear bar 22 is connected with off hind wheel 22a, and the right rear bar 22 and right front bar 21 in the right rear bar 22 Rotation connection；

Right strut 23,23 lower part of right strut and right 21 top of front bar or 22 top of right rear bar are rotatablely connected；

Right push rod 24 is rotatablely connected on the right push rod 24 and close to its lower end position and right 23 upper end of strut；

Right connecting rod 25,25 top of right connecting rod are connect with right 24 lower rotational of push rod, on the right connecting rod 25 simultaneously It is rotatablely connected close to its lower end position and right rear bar 22；

Right draw bar 26, described 26 one end of right draw bar and right front bar 21 are rotatablely connected, under the other end and right connecting rod 25 Portion's rotation connection；

Right seat bar 27, right 27 rear portion of seat bar and right connecting rod 25 are rotatablely connected, right 27 front of seat bar and the right side The right pull rod 28 hinged with the two is equipped between rear bar 22.

Perambulator as described above, it is characterised in that: the connection frame 3 includes the left front slide plate being located on left front bar 11 31 and be located in right front bar 21 and can the right front slide 32 that laterally slides of relatively left front slide plate 31, the left front slide plate 31 and right The preceding locking member 33 for locking the two is equipped between front slide 32.

Perambulator as described above, it is characterised in that: the connection frame 3 further includes the left back cunning being located on left back bar 12 Plate 34 and be located in right rear bar 22 and can the right tail skid 35 that laterally slides of relatively left back slide plate 34, the left back slide plate 34 with The rear locking member 36 for locking the two is equipped between right tail skid 35.

Perambulator as described above, it is characterised in that: in 2 folding process of sinistral carriage 1 and dextral carriage, before described Locking member 33 and rear locking member 36 move to the position that can be unlocked simultaneously by one hand.

Perambulator as described above, it is characterised in that: the preceding locking member 33 includes being located on right front slide 32 simultaneously The preceding fixing seat 331 that can be horizontally through for left front slide plate 31, being equipped in the preceding fixing seat 331 can longitudinally slide in it Preceding locking column 332, the preceding locking column 332 include that preceding clamping lock section 3321 and cross-sectional area are less than preceding 3321 cross section of clamping lock section Long-pending preceding coasting-flight phase 3322, the left front slide plate 31 are equipped with the preceding strip groove that can laterally slide inside for preceding coasting-flight phase 3322 333, the end of the preceding strip groove 333 is equipped with the preceding clamping lock that communicates therewith and can longitudinally slide inside for preceding clamping lock section 3321 Clamping lock section 332 enters preceding bar shaped before hole 334, the preceding strip groove 333 and the formation of preceding 334 connecting position of latch hole can stop The preceding blocking portion 335 of slot 333 is additionally provided with clamping lock section 3321 before capable of making and protects between the preceding locking column 332 and preceding fixing seat 331 Hold the preceding spring 336 in preceding latch hole 334.

Perambulator as described above, it is characterised in that: the rear locking member 36 includes being located on right tail skid 35 simultaneously The rear fixing seat 361 that can be horizontally through for left back slide plate 34, being equipped in the rear fixing seat 361 can longitudinally slide in it Locking column 362 afterwards, the rear locking column 362 include that rear clamping lock section 3621 and cross-sectional area are less than rear 3621 cross section of clamping lock section Long-pending rear coasting-flight phase 3622, the left back slide plate 34 are equipped with the rear strip groove that can laterally slide inside for rear coasting-flight phase 3622 363, the end of the rear strip groove 363 is equipped with the rear clamping lock that communicates therewith and can longitudinally slide inside for rear clamping lock section 3621 Item after clamping lock section 3621 enters after hole 364, the rear strip groove 363 and the formation of rear 364 connecting position of latch hole can stop The rear blocking portion 365 of shape slot 363, rear clamping lock section 3621 can be made by being additionally provided between the rear locking column 362 and rear fixing seat 361 The rear spring 366 being maintained in rear latch hole 364.

Perambulator as described above, it is characterised in that: when the sinistral carriage 1 and dextral carriage 2 is in folded state, The preceding locking column 332 and rear locking column 362 move to the position that can be slided by thumb and index finger pressing.

Perambulator as described above, it is characterised in that: the axis collinear of the preceding locking column 332 and rear locking column 362 It is overlapped.

Perambulator as described above, it is characterised in that: be connected with the left side that can be slided in it on the left push rod 14 and push away Barre 19 is connected with the right pulling handle rod 29 that can be slided in it on the right push rod 24, and the connection frame 3 further includes being located at The upper left connecting rod 37 and upper right connecting rod 38 being rotatablely connected between left pulling handle rod 19 and right pulling handle rod 29 and mutually, and upper left connecting rod 37 are rotatablely connected with left pulling handle rod 19, and upper right connecting rod 38 and right pulling handle rod 29 are rotatablely connected.

Perambulator as described above, it is characterised in that: the left back bar 12 includes left back bar upper section 121 and can be relatively left The left back bar lower section 122 that rear bar upper section 121 is rotatablely connected, the left rear wheel 12a are connected on left back bar lower section 122；It is described Right rear bar 22 include right rear bar upper section 221 and can the right rear bar lower section 222 that is rotatablely connected of relatively right rear bar upper section 221, it is described Off hind wheel 22a be connected on right rear bar lower section 222.

Compared with prior art, the utility model has the following advantages:

1, the utility model pushes forward left push rod and right push rod, left strut is rotated relative to left back bar, left support when folding Bar upper end and left push rod lower end are just close to left rear wheel, and left connecting rod is rotated around it with left back bar junction, left connecting rod upper end also to Left rear wheel is close, and left connecting rod lower end is just upturned, and left draw bar is pulled during tilting, and pull by left draw bar Rear bar is close to the left for left front bar, and in left connecting rod rotation, left seat rod rear end, which is hauled by left connecting rod to rear side, to be moved, left lever Lower end is rotated relative to left back bar, so that all rear bar is drawn close to the left for left lever and left seat bar, so sinistral carriage is folded；On a left side While the vehicle frame folding of side, right strut is rotated relative to right rear bar, and right strut upper end and right push rod lower end are just close to off hind wheel, right Connecting rod is rotated around it with right rear bar junction, and right connecting rod upper end is also close to off hind wheel, and right connecting rod lower end is just upturned, and is sticking up Right draw bar is pulled during rising, and rear bar is close to the right by the right front bar of right draw bar pulling, and rotates in right connecting rod When, right seat rod rear end, which is hauled by right connecting rod to rear side, to be moved, and right pull rod lower end is rotated relative to right rear bar, thus right pull rod and right seat Bar all draw close to the right by rear bar, so dextral carriage is folded.Entire stroller configuration is simple, low in cost, easy to operate, folding Poststack is small in size, can be placed on boot or air baggage frame, very convenient to carry.

2, the utility model, can also be advancing slip by left front slide plate and the right side after sinistral carriage and dextral carriage fold The gliding motility of plate and left back slide plate and right tail skid and perambulator is folded in transverse direction, fold at this time Sinistral carriage and the dextral carriage of folding are close, reduce the volume of transverse direction, so that folding of baby obtains smaller, are more convenient for taking Band.

3, the utility model is in sinistral carriage and dextral carriage folding process, preceding locking member and the movement of rear locking member The position that can be extremely unlocked simultaneously by one hand.Therefore, it after sinistral carriage and dextral carriage fold and needs to continue transverse direction When folding perambulator, it can complete to unlock with the preceding locking member of one-handed performance and rear locking member, it is more convenient to operate.

4, the utility model is simple and compact for structure, low in cost, folds flexibly, and volume after folding is small, easy to carry, is suitble to It promotes and applies.

[Detailed description of the invention]

Fig. 1 is the utility model perspective view；

Fig. 2 is the utility model unfolded state side view；

Fig. 3 is one of side view in the utility model folding process；

Fig. 4 is two of side view in the utility model folding process；

Fig. 5 is three of side view in the utility model folding process；

Fig. 6 is the utility model folded state side view；

Fig. 7 is the utility model front view；

Fig. 8 is one of perspective view during the utility model is laterally folded；

Fig. 9 is two of perspective view during the utility model is laterally folded；

Figure 10 is the side view of the utility model another embodiment in folding process；

Side view when Figure 11 is folding of baby shown in Figure 10；

Figure 12 is one of folding of baby state stereogram shown in Figure 10；

Figure 13 is two of folding of baby state stereogram shown in Figure 10；

Figure 14 is the perspective view of the component of the utility model；

Figure 15 is the exploded view of the component of the utility model.

[specific embodiment]

The utility model is further described with reference to the accompanying drawing:

As shown in Figures 1 to 6, perambulator can be moved to folding position from expanded position after locking device unlock, including Folding sinistral carriage 1 and dextral carriage 2 are equipped between the sinistral carriage 1 and dextral carriage 2 for connecting the two Connection frame 3, the sinistral carriage 1 include:

Left strut 13,13 lower part of left strut and left back 12 top of bar are rotatablely connected, certainly, the left strut 13 It lower part can also be coaxial hinged with left front 11 top of bar or with left front bar 11, left back bar 12；

The dextral carriage 2 includes:

Right strut 23,23 lower part of right strut and right 22 top of rear bar are rotatablely connected, certainly, the right strut 23 It lower part can also be coaxial hinged with right front bar 21 or with right front bar 21, right rear bar 22；

As shown in Figures 1 to 6, perambulator pushes forward left push rod 14 and right push rod 24 when folding, and left strut 13 is opposite Left back bar 12 rotates, and left 13 upper end of strut and 14 lower end of left push rod are just close to left rear wheel 12a, and left connecting rod 15 is around itself and left back bar The rotation of 12 junctions, 15 upper end of left connecting rod is also close to left rear wheel 12a, and 15 lower end of left connecting rod is just upturned, in the mistake of tilting Left draw bar 16 is pulled in journey, and left front bar 11 is pulled by left draw bar 16 rear bar 12 is close to the left, and in left connecting rod 15 When rotation, left 17 rear end of seat bar, which is hauled by left connecting rod 15 to rear side, to be moved, and 18 lower end of left lever is rotated relative to left back bar 12, thus All rear bar 12 is drawn close to the left for left lever 18 and left seat bar 17, so sinistral carriage 1 is folded；It is folded in sinistral carriage 1 same When, right strut 23 is rotated relative to right rear bar 22, and right 23 upper end of strut and 24 lower end of right push rod are just close to off hind wheel 22a, right company Bar 25 is rotated around it with right 22 junction of rear bar, and 25 upper end of right connecting rod is also close to off hind wheel 22a, and 25 lower end of right connecting rod is with regard to upward It tilts, right draw bar 26 is pulled during tilting, and right front bar 21 pulled by right draw bar 26 rear bar 22 is close to the right, And when right connecting rod 25 rotates, right 27 rear end of seat bar, which is hauled by right connecting rod 25 to rear side, to be moved, and right 28 lower end of pull rod is relatively right Rear bar 22 rotates, so that all rear bar 22 is drawn close to the right for right pull rod 28 and right seat bar 27, so dextral carriage 2 is folded.Entirely Stroller configuration is simple, low in cost, easy to operate, and volume after folding is small, can be placed on boot or air baggage frame, It is very convenient to carry.

As shown in Fig. 1, Fig. 8 and Fig. 9, the connection frame 3 includes the left front slide plate 31 being located on left front bar 11 and is located at And it can the right front slide 32 that laterally slides of relatively left front slide plate 31, the left front slide plate 31 and right front slide 32 in right front bar 21 Between be equipped with for lock the two preceding locking member 33.After sinistral carriage 1 and dextral carriage 2 fold, before unlock Then locking member 33 makes left front slide plate 31 is opposite with right front slide 32 to slide again, can thus make 1 He of sinistral carriage folded Dextral carriage 2 is mutually drawn close, so that perambulator is again in transverse direction folding, then the utility model perambulator by rolling over twice It is folded so that volume is smaller after folding of baby, it is easily portable.

As shown in Fig. 1, Fig. 8 and Fig. 9, the connection frame 3 further includes the left back slide plate 34 being located on left back bar 12 and sets And it can the right tail skid 35 that laterally slides of relatively left back slide plate 34, the left back slide plate 34 and right tail skid in right rear bar 22 The rear locking member 36 for locking the two is equipped between 35.Being also provided between left back bar 12 and right rear bar 22 opposite can slide Left back slide plate 34 and right tail skid 35, perambulator sinistral carriage 1 can be made to be connected firmly with dextral carriage 2, improve perambulator it is whole Body stability, and after sinistral carriage 1 and dextral carriage 2 fold, it can also pass through 35 phase of left back slide plate 34 and right tail skid Reduce perambulator in the volume of transverse direction to sliding.

As shown in Figure 8 and Figure 9, in 2 folding process of sinistral carriage 1 and dextral carriage, 33 He of preceding locking member Locking member 36 moves to the position that can be unlocked simultaneously by one hand afterwards.Therefore, when 2 folding of sinistral carriage 1 and dextral carriage Poststack and when needing to continue lateral folding perambulator, can complete solution with the preceding locking member 33 of one-handed performance and rear locking member 36 Lock, it is more convenient to operate.

As shown in Fig. 8, Fig. 9, Figure 14 and Figure 15, the preceding locking member 33 includes being located on right front slide 32 and capable of supplying The preceding fixing seat 331 that left front slide plate 31 is horizontally through, the preceding fixing seat 331 is interior to be equipped with the preceding lock that can longitudinally slide in it Fixed column 332, the preceding locking column 332 include that preceding clamping lock section 3321 and cross-sectional area are less than preceding 3321 cross-sectional area of clamping lock section Preceding coasting-flight phase 3322, the left front slide plate 31 are equipped with the preceding strip groove 333 that can laterally slide inside for preceding coasting-flight phase 3322, The end of the preceding strip groove 333 is equipped with the preceding latch hole that communicates therewith and can longitudinally slide inside for preceding clamping lock section 3321 334, the preceding strip groove 333 and the formation of preceding 334 connecting position of latch hole can stop preceding clamping lock section 332 to enter preceding strip groove 333 preceding blocking portion 335 is additionally provided with clamping lock section 3321 before capable of making and keeps between the preceding locking column 332 and preceding fixing seat 331 Preceding spring 336 in preceding latch hole 334.The rear locking member 36 includes being located on right tail skid 35 and capable of supplying left back cunning The rear fixing seat 361 that plate 34 is horizontally through, the rear fixing seat 361 is interior to be equipped with the rear locking column that can longitudinally slide in it 362, the rear locking column 362 includes the rear cunning that rear clamping lock section 3621 and cross-sectional area are less than rear 3621 cross-sectional area of clamping lock section Row section 3622, the left back slide plate 34 is equipped with the rear strip groove 363 that can laterally slide inside for rear coasting-flight phase 3622, described The end of rear strip groove 363 be equipped with and communicate therewith and can be for the rear latch hole 364 that longitudinally be slided including rear clamping lock section 3621, institute The rear strip groove 363 stated and rear 364 connecting position of latch hole form clamping lock section 3621 after capable of stopping and enter rear strip groove 363 Blocking portion 365 afterwards are additionally provided with after rear clamping lock section 3621 can be made to be maintained between the rear locking column 362 and rear fixing seat 361 Rear spring 366 in latch hole 364.When pressing preceding locking column 332 and rear locking column 362, preceding clamping lock section 3321 is from preceding clamping lock Exited in hole 334, rear clamping lock section 3621 is exited out of rear latch hole 364, preceding locking member 33 and rear locking member 36 be just at this time Unlock, preceding coasting-flight phase 3322 can slide in preceding strip groove 333, and rear coasting-flight phase 3622 can slide in rear strip groove 363, Then left front slide plate 31 can relatively right front slide 32 slide, left back slide plate 34 can relatively right tail skid 35 slide, then roll over The folded opposite dextral carriage 2 of 1 energy of sinistral carriage is drawn close, to reduce folding of baby state in the volume of transverse direction.And And after sinistral carriage 1 and dextral carriage 2 are drawn close, locking column 332 preceding spring 336 pushes again before, clamping lock section 3321 preceding in this way It is inserted into preceding latch hole 334 and makes left front slide plate 31 and right 32 clamping lock of front slide, at the same time, rear spring 366 pushes again Locking column 362 afterwards, clamping lock section 3621 rear in this way are inserted into rear latch hole 364 and block left back slide plate 34 with right tail skid 35 Lock, so that perambulator be made to be maintained in the folded state of transverse direction.

As shown in Fig. 8, Fig. 9, Figure 14 and Figure 15, when the sinistral carriage 1 and dextral carriage 2 are in folded state, institute The preceding locking column 332 and rear locking column 362 stated move to the position that can be slided by thumb and index finger pressing.Therefore, work as needs When transverse contracting perambulator, only it need to can make preceding locking by thumb and the preceding locking column 332 of index finger pinching and rear locking column 362 Component 33 and rear locking member 36 unlock simultaneously, one-handed performance, very convenient quick

As shown in Fig. 8, Fig. 9, Figure 14 and Figure 15, the axis collinear weight of the preceding locking column 332 and rear locking column 362 It closes.Therefore, when thumb and index finger press preceding locking column 332 with rear locking column 362, more convenient operation is more labor-saving, more smooth.

As shown in Figure 1, Figure 2 and Figure 3, the left pulling handle rod that can be slided in it can also be connected on the left push rod 14 19, the right pulling handle rod 29 that can be slided in it can also be connected on the right push rod 24, the connection frame 3 further includes being located at The upper left connecting rod 37 and upper right connecting rod 38 being rotatablely connected between left pulling handle rod 19 and right pulling handle rod 29 and mutually, and upper left connecting rod 37 are rotatablely connected with left pulling handle rod 19, and upper right connecting rod 38 and right pulling handle rod 29 are rotatablely connected.Left pulling handle rod 19 and right pulling handle rod 29 Height when perambulator unfolded state can be extended, push walking convenient for user.When folding of baby, first by left pulling handle rod 19 and right pulling handle rod 29 folded in left push rod 14 and right push rod 24 respectively, then make upper left connecting rod 37 and upper right connecting rod 38 opposite Rotation and shape forms an angle, create conditions for the laterally folded of subsequent perambulator, left push rod 14 and the right side then pushed to push away forward Bar 24, to make sinistral carriage 1 and dextral carriage 2 fold, finally by the preceding locking member 33 of unlock and rear locking member 36 Fold perambulator in transverse direction, in perambulator transverse contracting, upper left connecting rod 37 continues to relatively rotate with upper right connecting rod 38 And it draws close.

As shown in Figure 10 to Figure 13, the left back bar 12 can also be including left back bar upper section 121 and can be relatively left back The left back bar lower section 122 that bar upper section 121 is rotatablely connected, the left rear wheel 12a are connected on left back bar lower section 122；Described Right rear bar 22 can also be including right rear bar upper section 221 and can the right rear bar lower section that is rotatablely connected of relatively right rear bar upper section 221 222, the off hind wheel 22a is connected on right rear bar lower section 222.In folding of baby, left rear wheel 12a is together under left back bar Section 122 is rotated relative to left back bar upper section 121, and off hind wheel 22a is rotated together with right rear bar lower section 222 relative to right rear bar upper section 221, so It is dynamic to complete the sequential folds of sinistral carriage 1 and dextral carriage 2 to push forward left push rod 14 and right push rod 24 for refolding continuation afterwards Make, therefore, the volume after folding of baby just further decreases, easy to carry.

Claims

1. perambulator can be moved to folding position, including folding sinistral carriage after locking device unlock from expanded position (1) and dextral carriage (2) it, is equipped between the sinistral carriage (1) and dextral carriage (2) and is used for connection frame connecting the two (3), it is characterised in that: the sinistral carriage (1) includes:

Left front bar (11) is connected with the near front wheel (11a) on the left front bar (11)；

Left back bar (12) is connected with left rear wheel (12a) on the left back bar (12), and the left back bar (12) with it is left front Bar (11) rotation connection；

Left strut (13), left strut (13) lower part and left front bar (11) top or left back bar (12) top are rotatablely connected；

Left push rod (14) is rotatablely connected on the left push rod (14) and close to its lower end position and left strut (13) upper end；

Left connecting rod (15), the left connecting rod (15) top are connect with left push rod (14) lower rotational, the left connecting rod (15) Its upper and close lower end position and left back bar (12) are rotatablely connected；

Left draw bar (16), described left draw bar (16) one end and left front bar (11) rotation connection, the other end and left connecting rod (15) lower rotational connects；

Left seat bar (17), left seat bar (17) rear portion and left connecting rod (15) are rotatablely connected, left seat bar (17) front The left lever (18) hinged with the two is equipped between left back bar (12)；

The dextral carriage (2) includes:

Right front bar (21) is connected with off-front wheel (21a) in the right front bar (21)；

Right rear bar (22) is connected with off hind wheel (22a) in the right rear bar (22), and the right rear bar (22) and it is right before Bar (21) rotation connection；

Right strut (23), right strut (23) lower part and right front bar (21) top or right rear bar (22) top are rotatablely connected；

Right push rod (24) is rotatablely connected on the right push rod (24) and close to its lower end position and right strut (23) upper end；

Right connecting rod (25), the right connecting rod (25) top are connect with right push rod (24) lower rotational, the right connecting rod (25) Its upper and close lower end position and right rear bar (22) are rotatablely connected；

Right draw bar (26), described right draw bar (26) one end and right front bar (21) rotation connection, the other end and right connecting rod (25) lower rotational connects；

Right seat bar (27), right seat bar (27) rear portion and right connecting rod (25) are rotatablely connected, right seat bar (27) front The right pull rod (28) hinged with the two is equipped between right rear bar (22).

2. perambulator according to claim 1, it is characterised in that: the connection frame (3) includes being located at left front bar (11) On left front slide plate (31) and be located on right front bar (21) and can the right front slide (32) that laterally slides of relatively left front slide plate (31), The preceding locking member (33) for locking the two is equipped between the left front slide plate (31) and right front slide (32).

3. perambulator according to claim 2, it is characterised in that: the connection frame (3) further includes being located at left back bar (12) it left back slide plate (34) on and is located on right rear bar (22) and can the right tail skid that laterally slides of relatively left back slide plate (34) (35), the rear locking member (36) for locking the two is equipped between the left back slide plate (34) and right tail skid (35).

4. perambulator according to claim 3, it is characterised in that: in sinistral carriage (1) and dextral carriage (2) folding process In, the preceding locking member (33) and rear locking member (36) move to the position that can be unlocked simultaneously by one hand.

5. perambulator according to claim 3 or 4, it is characterised in that: the preceding locking member (33) includes being located at the right side And can be for the preceding fixing seat (331) that left front slide plate (31) are horizontally through on front slide (32), the preceding fixing seat (331) is interior to be set There is a preceding locking column (332) that can longitudinally slide in it, the preceding locking column (332) includes preceding clamping lock section (3321) and transversal Area is less than the preceding coasting-flight phase (3322) of preceding clamping lock section (3321) cross-sectional area, and the left front slide plate (31) is equipped with before capable of supplying The preceding strip groove (333) that coasting-flight phase (3322) laterally slides inside, the end of the preceding strip groove (333), which is equipped with, to be communicated therewith And the preceding latch hole (334) that can be longitudinally slided inside for preceding clamping lock section (3321), the preceding strip groove (333) and preceding latch hole (334) connecting position forms the preceding blocking portion (335) that preceding clamping lock section (332) can be stopped to enter preceding strip groove (333), described Clamping lock section (3321) before capable of making is additionally provided between preceding locking column (332) and preceding fixing seat (331) to be maintained in preceding latch hole (334) Preceding spring (336).

6. perambulator according to claim 5, it is characterised in that: the rear locking member (36) includes sliding after being located at the right side And can be for the rear fixing seat (361) that left back slide plate (34) are horizontally through on plate (35), the rear fixing seat (361) is interior to be equipped with energy The rear locking column (362) longitudinally slided in it, the rear locking column (362) include rear clamping lock section (3621) and cross-sectional area Less than the rear coasting-flight phase (3622) of rear clamping lock section (3621) cross-sectional area, the left back slide plate (34) be equipped with can supply after slide The rear strip groove (363) that section (3622) laterally slides inside, the end of the rear strip groove (363), which is equipped with, communicates therewith simultaneously energy For the rear latch hole (364) that rear clamping lock section (3621) is longitudinally slided inside, the rear strip groove (363) and rear latch hole (364) clamping lock section (3621) enters the rear blocking portion (365) of rear strip groove (363) after connecting position formation can stop, described Rear locking column (362) and rear fixing seat (361) between be additionally provided with rear clamping lock section (3621) can be made to be maintained at rear latch hole (364) Interior rear spring (366).

7. perambulator according to claim 6, it is characterised in that: the sinistral carriage (1) and dextral carriage (2) is in When folded state, the preceding locking column (332) and rear locking column (362) move to and can be slided by thumb and index finger pressing Position.

8. perambulator according to claim 7, it is characterised in that: the preceding locking column (332) and rear locking column (362) Axis collinear be overlapped.

9. perambulator according to claim 2 or 3, it is characterised in that: being connected on the left push rod (14) can be at it The left pulling handle rod (19) inside slided is connected with the right pulling handle rod (29) that can be slided in it on the right push rod (24), described Connection frame (3) further include being located at the upper left connecting rod being rotatablely connected between left pulling handle rod (19) and right pulling handle rod (29) and mutually (37) and upper right connecting rod (38), and upper left connecting rod (37) and left pulling handle rod (19) are rotatablely connected, and upper right connecting rod (38) is pushed away with the right side Barre (29) rotation connection.

10. perambulator according to claim 2 or 3, it is characterised in that: the left back bar (12) includes left back bar upper section (121) and can left back bar upper section (121) rotation connection relatively left back bar lower section (122), the left rear wheel (12a) is connected to On left back bar lower section (122)；The right rear bar (22) includes right rear bar upper section (221) and can relatively right rear bar upper section (221) The right rear bar lower section (222) of rotation connection, the off hind wheel (22a) are connected on right rear bar lower section (222).