CN204775405U - Carriage for children - Google Patents

Abstract

The utility model provides a carriage for children relates to the children article field, include to have development condition and fold condition's shallow frame, and locate the front truck wheel subassembly and the rear wheel subassembly of shallow frame bottom, the shallow frame includes two cushion poles, two be connected with the cushion between the cushion pole, two it can folding cushion support piece still to be connected with between the cushion pole, and this cushion support piece is located the cushion bottom. The utility model discloses a carriage for children cushion is difficult to sink, and the comfort level is high.

Description

A kind of children trolley

Technical field

The utility model relates to articles for children field, in particular to a kind of children trolley.

Background technology

Children trolley generally includes not folding and folding two kinds, and for consideration easy to carry, folding children's barrow more gets consumer reception.Folding stroller frame and the front wheel assemblies be arranged on bottom stroller frame and rear wheel assemblies are generally included for folding children's barrow.

Such as publication number is that the Chinese patent literature of CN104309676A discloses a kind of children trolley, comprise the stroller frame with deployed condition and folded state, be located at the wheel assembly bottom described stroller frame, described stroller frame at least comprises the first pole tilting to extend along the vertical direction, the second pole be connected with the top phase pivot of described first pole, be located to posterior rotation the front annex on described first pole, described front annex is front handrail or front tray, the lockout mechanism for both being locked is provided with between described front annex and described first pole, described second pole being provided with can order about the unlock piece that described lockout mechanism unlocks when it is drawn close relative to described first pole rotation, when described stroller frame is in deployed condition, described lockout mechanism locking, described front annex is relative with described first pole to launch and interfixes, when described stroller frame folds, described second pole is drawn close relative to described first pole rotation, and described unlock piece orders about described lockout mechanism and unlocks, and described front annex rotates relative to described first pole and draws close mutually with described first pole gradually.

Existing children trolley, its cushion is only fixed by cloth cover and ribbon, and child takes back seat excessive settlement, affects comfort level.

Utility model content

The purpose of this utility model is to provide a kind of children trolley, to improve above-mentioned problem.

The utility model is achieved in that

A kind of children trolley, comprises the stroller frame with deployed condition and folded state, and the front wheel assemblies be located at bottom described stroller frame and rear wheel assemblies; Described stroller frame comprises two cushion rods, is connected with cushion between described two cushion rods, is also connected with the folding cushions support part of holder bottom cushion between described two cushion rods.

Cushion adopts cloth or other flexible materials to make, can folded deformation, and two sides of cushion are separately fixed on corresponding cushion rod.Stroller frame can fold, and cushion rod is in the side of stroller frame, and when stroller frame is in folded state, two cushion rods are drawn close mutually.

Cushions support part to be arranged on bottom cushion for holding cushion, prevents children to be sitting in cushion recoil pad and occurs seriously to subside.Cushions support part is folding, and along with the folding of stroller frame and expansion, cushions support part auto-folder and expansion, use very convenient.

The structure of cushions support part has multiple, and its feature is mainly to fold, and the support that cushion can be given enough.

As preferably, the two ends of described cushions support part are rotationally connected with two described cushion rods respectively, and described cushions support part comprises at least two sections of attaching partss be hinged.

The two ends of cushions support part can be rotatably connected on cushion rod by pin.Cushions support part bends from the hinged place of adjacent connections.

As preferably, described cushions support part is made up of the connecting panel that two are hinged.

When the attaching parts adopting connecting strap as cushions support part, because connecting strap is little relative to the Area of bearing of connecting panel.Under the same conditions, comparatively connecting panel is slightly poor to adopt the comfort level of connecting strap.But adopt the mode of arranged crosswise can improve this problem when adopting connecting strap.

As preferably, described attaching parts is connecting strap and described cushions support part is two groups, and the connecting strap of these two groups of cushions support parts intersects to form at least one quadrilateral structure mutually.

Quadrilateral structure not only shape is variable, is beneficial to folding, and enhances whole cushions support part to the supporting role of cushion.

Such as two groups of cushions support parts have two connecting straps to form, the overbending direction of two groups of cushions support parts is contrary, and the connecting strap that two groups of cushions support parts are corresponding intersects mutually, is similar to a V just write overlapping with the V of a mirror writing, forms a quadrilateral structure in middle part.

As preferably, described stroller frame also comprises the handrail that takes the shape of the letter U and the front frame for installing front wheel assemblies; The two ends of described handrail are respectively provided with a handrail fixing seat removably connected with described handrail, and described handrail fixing seat is hinged on described front frame, described cushion rod are fixed with the locating part rotated for limiting described handrail fixing seat.

By front frame and locating part combined action, handrail fixing seat can stably be combined with stroller frame, thus ensures that the handrail be arranged on handrail fixing seat not easily rocks.

As preferably, described handrail fixing seat is provided with the slot mated with the end shape of described handrail, and the part that described handrail inserts in described slot is provided with lock hole, and the sidewall of described slot is provided with the stop pin that can stretch in described lock hole.

Stop pin is used for by the end lock of handrail in slot, and prevents handrail from departing from handrail fixing seat.

As preferred further, the sidewall of described slot is provided with the mounting hole wearing described stop pin, is also provided with the locking spring extruded in slot by described stop pin in described mounting hole.

Locking spring is without ensureing under External Force Acting that stop pin is plugged in lock hole all the time.When handrail pulled down by needs, outwards stir stop pin and stop pin is come off lock hole, easily can take off handrail.

Be provided with barrier ring outstanding in mounting hole near the position of the outer wall of handrail fixing seat in described mounting hole, described stop pin is provided with the flange of ring-type; One end and the described barrier ring of described locking spring abut against, and the other end and described flange abut against.

As preferably, described handrail fixing seat is provided with bar hole, and described locating part is position-limitting pin, and described position-limitting pin slides and to be embedded in described bar hole and to be fixedly connected with described cushion rod.

When the shape of bar hole folds according to stroller frame, the relative position of position-limitting pin and handrail fixing seat changes and sets.

As preferably, described position-limitting pin stretches out described bar hole, and the part that described position-limitting pin stretches out described bar hole is provided with anti-raising one's hat.

Anti-raising one's hat with position-limitting pin can be to be fixedly connected with or one-body molded, and anti-raising one's hat can be spacing ring or limiting stopper etc., anti-raise one's hat extend along the radial direction of position-limitting pin at least partially, slide along the length direction of position-limitting pin in order to prevent handrail fixing seat.

As preferably, described stroller frame has push rod, and this push rod is connected with front frame by the first folding joint, and one end of described first folding joint is fixedly connected with described front frame, the other end is provided with rotation slot, and the bottom of described push rod is rotated and is arranged in described rotation slot; The end face of one end of the close described push rod of described folding joint is column face, and the axial line in described column face overlaps with the rotational axis line of described push rod.Described stay bearing plate realizes being rotationally connected together with can being located in by pin with push rod.

As preferably, described stroller frame also comprises the after poppet for installing rear wheel assemblies, and the bottom of described after poppet is provided with the kink for increasing rear wheel assemblies spacing.

After poppet, after bending, increases the spacing of rear wheel assemblies, improves the stability of children trolley, and children trolley is not easy to rock and is also not easy rollover.

The beneficial effect that the utility model realizes: children trolley of the present utility model adds cushions support part, child takes back seat and is not easy to sink, and comfort level is good, and cushions support part can fold together with stroller frame, existing body frame structure for automotive can not be changed, low cost of manufacture; Handrail is not connected on vehicle frame, but arranges the handrail fixing seat of grafting handrail and limited by front frame and cushion rod by handrail fixing seat, improves the stability of handrail; Increase the spacing of rear wheel assemblies, in the process of moving, car body not easily both sides rocks children trolley, more not easily topples over.

Accompanying drawing explanation

Fig. 1 shows the block diagram of the children trolley of embodiment 1;

Fig. 2 shows the partial bottom view of the children trolley of embodiment 1;

Fig. 3 shows the annexation schematic diagram of the front frame of the children trolley of embodiment 1, cushion rod, handrail and push rod;

Fig. 4 shows the section-drawing of the handrail fixing seat of embodiment 1;

Fig. 5 shows after poppet and the rear wheel assemblies schematic diagram of the children trolley of embodiment 1;

Fig. 6 shows the partial bottom view of the children trolley of embodiment 2;

Fig. 7 shows the partial bottom view of the children trolley of embodiment 3;

Wherein, the Reference numeral in Fig. 1 ~ Fig. 7 is:

Front frame 101; After poppet 102; Push rod 103;

Cushion rod 104; Cushion 105; Front wheel assemblies 106;

Rear wheel assemblies 107; First folding joint 108; Pedal 109;

First bottom bar 110; Second bottom bar 111; First back of the body bar 112;

Second back of the body bar 113; Cushions support part 114; Handrail fixing seat 115;

Handrail 116; Slot 117; Bar hole 118;

Position-limitting pin 119; Lock hole 120; Stop pin 121;

Mounting hole 122; Barrier ring 123; Ring flange 124;

Locking spring 125.

Detailed description of the invention

Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.

In description of the present utility model, it should be noted that, term " zone line ", " on ", D score, "left", "right", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " and " the 4th " only for describing object, and can not be interpreted as instruction or hint relative importance.

Figure 1 shows that the block diagram of the children trolley of embodiment 1; Figure 2 shows that the partial bottom view of the children trolley of embodiment 1; Figure 3 shows that the annexation schematic diagram of the front frame 101 of the children trolley of embodiment 1, cushion rod 104, handrail 116 and push rod 103; Figure 4 shows that the section-drawing of the handrail fixing seat of embodiment 1; Fig. 5 shows after poppet 102 and rear wheel assemblies 107 schematic diagram of the children trolley of embodiment 1.As shown in Fig. 1 ~ 5, a kind of children trolley that the utility model embodiment 1 provides comprises front frame 101, after poppet 102, push rod 103, cushion rod 104, cushion 105, front wheel assemblies 106 and rear wheel assemblies 107.

As shown in Figure 1, wherein front frame 101 is in tilted layout, and front wheel assemblies 106 is arranged on the bottom of front frame 101.Front wheel assemblies 106 mainly comprises wheel and wheel shaft.The top of front frame 101 is connected with push rod 103 by the first folding joint 108.The top of push rod 103 is the handheld terminal of J-shaped, and this handheld terminal is arranged with handle, and the material of handle can adopt rubber or plastics etc.

Front frame 101 is divided into two, left and right, is provided with pedal 109 between two front frames 101.Pedal 109 puts pin for children.Pedal 109 entirety is rectangle, and the end winding support of pedal 109 is on front frame 101, and pedal 109 is made up of the plastics of flexibility or elastomeric material, can fold.

After poppet 102 is in tilted layout, and the top of after poppet 102 is connected with push rod 103 by the second folding joint.Rear wheel assemblies 107 is arranged on the bottom of after poppet 102.Cross one another first bottom bar 110 and the second bottom bar 111 is also provided with between front frame 101 and after poppet 102.The position that first bottom bar 110 and the second bottom bar 111 intersect is rotationally connected by pin, and rotational axis line vertically.One end of first bottom bar 110 is movably connected on the front frame 101 on right side, and the other end is movably connected on the after poppet 102 in left side.One end of second bottom bar 111 is movably connected on the front frame 101 in left side, and the other end is movably connected on the after poppet 102 on right side.The rotational axis line at the first bottom bar 110 and the second bottom bar 111 two ends all vertically.First bottom bar 110 and the second bottom bar 111 are mainly used in the effect bottom of children trolley being played to firm support.

The first back of the body bar 112 and the second back of the body bar 113 is provided with between after poppet 102 and push rod 103.First back of the body bar 112 and the second back of the body bar 113 arranged crosswise, and the position pin intersected is rotationally connected, and also rotational axis line is in the horizontal direction.One end of first back of the body bar 112 is rotatably connected on the push rod 103 in left side, and the other end is rotatably connected on the after poppet 102 on right side.One end of second back of the body bar 113 is rotatably connected on the push rod 103 on right side, and the other end is rotatably connected on the after poppet 102 in left side.The rotational axis line at the first back of the body bar 112 and the second back of the body bar 113 two ends all in the horizontal direction.

One end of cushion rod 104 is connected on after poppet 102, and the other end is connected on front frame 101 and also extends forward certain length.Cushion 105 is made up of flexible cloth, and the side of cushion 105 is fixed on cushion rod 104.In addition, push rod 103 is also provided with the sun shade strut bar of rotational positioning, this sun shade strut bar semicircular in shape, two ends connect respectively at the push rod 103 of both sides.On sun shade strut bar, cover has sun shade, and is also connected with back cushion between sun shade and cushion 105.

As shown in Figure 2, the bottom of cushion 105 is provided with cushions support part 114.The two ends of cushions support part 114 are rotatably connected on the cushion rod 104 of the children trolley left and right sides respectively by pin, and the rotational axis line of cushions support part 114 end vertically.And in order to make cushions support part 114 more press close to cushion 105, play better supporting role, the end of cushions support part 114 is arranged on the side of cushion rod 104 near cushion 105.In Fig. 2, cushions support part 114 is made up of three sections of hinged connecting straps, so cushions support part 114 can fold, and the rotational axis line of connecting strap is vertically, and connecting strap can only fold in the horizontal direction.Cushions support part 114 is Z-shaped when being in open mode, can play larger supporting role.

As shown in Figure 3 and Figure 4, together with cushion rod 104 to be rotatably installed in front frame 101 by pin.Handrail fixing seat 115 is rotatably installed on front frame 101 by pin.Handrail fixing seat 115 has the slot 117 of grafting handrail 116.Handrail fixing seat 115 is made of plastics, and handrail fixing seat 115 is processed with bar hole 118, cushion rod 104 is fixed with a position-limitting pin 119 be located on bar hole 118.When children trolley is in deployed condition, front frame 101, cushion rod 104 and handrail fixing seat 115 form gusseted, Stability Analysis of Structures, thus ensure that the handrail 116 be arranged on handrail fixing seat 115 is not easy to loosen.Conveniently fold, the shape of bar hole 118 is curved, designs according to the relative position of position-limitting pin 119 with handrail fixing seat 115.The outer periphery of bar hole 118 has a circle depression, and position-limitting pin 119 stretches out in bar hole 118 and the part of stretching out bar hole 118 is provided with anti-raising one's hat.

As shown in Figure 4, the end of handrail 116 is provided with lock hole 120, handrail fixing seat 115 is provided with and stretches into the interior stop pin 121 handrail 116 and handrail fixing seat 115 locked together of lock hole 120.Handrail fixing seat 115 being provided with the mounting hole 122 for installing stop pin 121, in mounting hole 122, being provided with barrier ring 123 outstanding in mounting hole 122 near the position of the outer wall of handrail fixing seat 115.Stop pin 121 is provided with ring flange 124 near one end of lock hole 120.Stop pin 121 is arranged with locking spring 125, one end of locking spring 125 is resisted against on barrier ring 123, and the other end is resisted against on ring flange 124.Locking spring 125 utilizes its own resilient stop pin 121 can be pushed in lock hole 120.Such as, when the end of handrail 116 to insert in slot 117 and the position of lock hole 120 and stop pin 121 to time upper, under the effect locking spring 125, stop pin 121 stretches into that lock hole 120 is interior to be locked handrail 116 automatically.When needing to unload handrail 116, outwards pull out stop pin 121, make stop pin 121 hole 120 that goes out of lock can unload handrail 116.

Front frame 101 is connected by the first folding joint 108 with push rod 103, and one end of the first folding joint 108 and front frame 101 are fixed, the other end and push rod 103 hinged.Front frame 101 and push rod 103 can launch 180 degree, can be folded to overlap.In order to prevent tong, the first folding joint 108 has carried out circular arc chamfering in the position hinged with push rod 103.

As shown in Figure 5, rear wheel assemblies 107 is arranged on the bottom of after poppet 102.Rear wheel assemblies 107 comprises rotating shaft, wheel and brake member.After poppet 102 increases the spacing of the wheel of the left and right sides after bending laterally, make children trolley more stable, more not easily rock.

Below in conjunction with Fig. 6 and Fig. 7, other embodiments of cushions support part are described.

Fig. 6 is the partial bottom view of the children trolley of embodiment 2.As shown in Figure 6, the utility model embodiment 2 provides a kind of children trolley, compared with embodiment 1, improvement is: cushions support part is made up of six roots of sensation connecting strap, connecting strap arranged crosswise becomes the shape shown in Fig. 6, defines two quadrilateral structures, and connecting strap and the cushion rod 104 of close cushion rod 104 adopt pin to be rotationally connected, also adopt pin to be rotationally connected between connecting strap, ensure the foldability of whole cushions support part; And the position that middle two connecting straps intersected intersect also adopts pin to be rotationally connected, and adds the steadiness of cushions support part.

Fig. 7 is the partial bottom view of the children trolley of embodiment 3.The utility model embodiment 3 provides a kind of children trolley, and compared with embodiment 1, improvement is: cushions support part is made up of two connecting panels, is rotationally connected between connecting panel by pin.Because connecting panel has certain width, so two connecting panels can reach good supporting role.When children trolley is in deployed condition, two connecting panel places on the same line.

Belong in the different embodiments of cushions support part in embodiment 2 adopt have quadrilateral structure for best because its Stability Analysis of Structures, volume after folding is little, and materials are few, can alleviate the weight of children trolley.

The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (10)

1. a children trolley, comprises the stroller frame with deployed condition and folded state, and the front wheel assemblies be located at bottom described stroller frame and rear wheel assemblies; Described stroller frame comprises two cushion rods, is connected with cushion, it is characterized in that between two described cushion rods, is also connected with the cushions support part that can fold between two described cushion rods, and this cushions support part is positioned at bottom cushion.

2. children trolley according to claim 1, is characterized in that, the two ends of described cushions support part are rotationally connected with two described cushion rods respectively, and described cushions support part comprises at least two sections of attaching partss be hinged.

3. children trolley according to claim 2, is characterized in that, described attaching parts is connecting strap and described cushions support part is two groups, and the connecting strap of two groups of cushions support parts intersects to form at least one quadrilateral structure mutually.

4. children trolley according to claim 2, is characterized in that, described cushions support part is made up of the connecting panel that two are hinged.

5. children trolley according to claim 1, is characterized in that, described stroller frame also comprises the handrail that takes the shape of the letter U and the front frame for installing front wheel assemblies;

The two ends of described handrail are respectively provided with a handrail fixing seat removably connected with described handrail, and described handrail fixing seat is hinged on described front frame, described cushion rod are fixed with the locating part rotated for limiting described handrail fixing seat.

6. children trolley according to claim 5, it is characterized in that, described handrail fixing seat is provided with the slot mated with the end shape of described handrail, and the part that described handrail inserts in described slot is provided with lock hole, and the inwall of described slot is provided with the stop pin that can stretch in described lock hole.

7. children trolley according to claim 6, is characterized in that, described handrail fixing seat is provided with bar hole, and described locating part is position-limitting pin, and described position-limitting pin slides and to be embedded in described bar hole and to be fixedly connected with described cushion rod.

8. children trolley according to claim 7, is characterized in that, described position-limitting pin stretches out described bar hole, and spacingly state the part that pin stretches out described bar hole and be provided with anti-raising one's hat.

9. the children trolley according to any one of claim 5 ~ 8, it is characterized in that, described stroller frame has push rod, described push rod is connected with described front frame by the first folding joint, one end of described first folding joint is fixedly connected with described front frame, the other end is provided with rotation slot, and the bottom of described push rod is rotated and is arranged in described rotation slot;

The end face of one end of the close described push rod of described folding joint is column face, and the axial line in described column face overlaps with the rotational axis line of described push rod.

10. the children trolley according to any one of claim 1 ~ 8, is characterized in that, described stroller frame also comprises the after poppet for installing rear wheel assemblies, and the bottom of described after poppet is provided with the kink for increasing rear wheel assemblies spacing.