CN201176165Y - Folding six-wheel baby carriage - Google Patents

Abstract

The utility model discloses a six foldable round bassinets, it includes a frame, front wheel group and back wheelset, and can dismantle accessory parts such as seat, the frame, including: a rear wheel set connecting the axle tube; a rear wheel set connecting pipe with an arched outline; the front end of the middle branch pipe is connected with the middle part of the front wheel set connecting pipe, the rear end of the middle branch pipe is connected with the middle part of the rear wheel set connecting pipe, and the front wheel set connecting pipe, the rear wheel set connecting pipe and the rear wheel set connecting pipe form a bottom bracket together; two rear wheel branch pipes; the handle lower pipes and the rear wheel branch pipes respectively form a V-shaped side support symmetrically arranged on the rear wheel set connecting pipe; the V-shaped side bracket is arranged at the position of a hinged shaft of the handle lower pipe and the rear wheel branch pipe, and a transverse fixing pipe is arranged to connect the two side brackets; and the upper end of the vertically arranged central shock absorber is connected to the center of the transverse fixing pipe, and the lower end of the vertically arranged central shock absorber is hinged to the bottom bracket. The six-wheel baby carrier is small in size and convenient to disassemble and assemble.

Description

A foldable six-wheel baby carriage

technical field

The utility model relates to a hand-push baby carriage, in particular to a foldable six-wheel baby carriage with a shock absorbing structure, small volume after folding, simple structure, quick and easy folding and unfolding operations.

Background technique

The trolley stroller in the prior art generally includes a cart frame, a front wheel arranged at the bottom front portion of the cart frame, and a rear wheel arranged at the bottom rear portion of the cart frame The cart frame includes side brackets located on both sides, the side brackets include a front wheel bracket, a push handle whose lower end is rotatably connected to the upper end of the front wheel bracket, and an upper end connected to the upper end of the front wheel bracket. The rear wheel group support that is rotatably connected to the push handle described above, usually the cart frame includes a seat link, etc., the front end of the seat link is rotatably connected to the front wheel support, and the seat link The rear end of the rear end is rotatably connected to the rear wheel bracket. When the child stroller is folded, the front wheel bracket is folded relative to the rear wheel bracket, and the seat link limits the front wheel bracket relative to the rear wheel bracket. The folded position prevents the front wheel support from shrinking less than the rear wheel set support after folding, and the frame structure is complex and cumbersome to assemble; most of the existing children's strollers are equipped with shock absorbing devices, which are mostly set on the wheels etc., the shock-absorbing effect in its actual use is not ideal; the existing children's stroller is equipped with multiple folding joints, and its shrinkage, folding and unfolding operations are complicated and time-consuming. The final volume is still larger, the manufacturing and transportation costs are higher, the shock absorption effect is poor, and the use is also inconvenient.

Utility model content

In view of the above-mentioned shortcomings of the existing hand-push baby carriages, the purpose of this utility model is to provide a foldable six-wheel baby carriage with a shock absorbing device, small volume after folding, simple structure, quick and easy folding and unfolding operations.

Realize above-mentioned purpose, the technical scheme provided by the utility model is:

A foldable six-wheel baby carriage, comprising a vehicle frame, a front wheel set connected to the vehicle frame, a rear wheel set, and detachable accessories such as seats arranged on the vehicle frame, the rear wheel set Respectively include two rear wheels arranged on one side of the vehicle frame, characterized in that:

The vehicle frame also includes:

A rear wheel group coupling tube, the two ends of which are respectively connected to the two rear wheels through a connecting piece;

A rear wheel set connecting pipe with an arcuate profile, its arcuate opening faces the rear wheels, its two tail ends are respectively connected to the inner sides of the two rear wheels through a connecting piece, and the middle part protrudes toward the front and upper side of the rear wheels ;

A bow-shaped front wheel set connecting pipe, its bow-shaped opening faces the front wheels, its two tail ends are respectively connected to the inner sides of the two front wheels through a connecting piece, and the middle part protrudes toward the rear and upper side of the front wheels ;

An intermediate branch pipe, whose front end is connected to the middle part of the front wheel group connecting pipe, and whose rear end is connected to the middle part of the rear wheel group connecting pipe, and the three together form a profile that is connected at the bottom of two fork-shaped members bottom bracket;

Two rear wheel branch pipes, the lower ends of which are respectively hinged to the lower section of the rear wheel group coupling pipe through a connecting piece, and the upper ends protrude toward the front and upper sides of the rear wheel group respectively;

Second-hand handle down tubes, the lower ends of which are respectively hinged to the upper ends of the rear wheel branch pipes through a connecting piece, and the upper ends protrude toward the back and upper side of the rear wheel group connecting shaft pipe, forming a symmetrical relationship with the rear wheel branch pipes respectively. a V-shaped side bracket arranged on the connecting pipe of the rear wheel set;

The two V-shaped side brackets are also provided with a horizontal fixing tube at the hinge shaft of the handle down tube and the rear wheel branch pipe to connect the two side brackets;

A vertically arranged central shock absorber, the upper end of which is connected to the center of the transverse fixed pipe, and the lower end of which is hinged on the bottom bracket.

The aforementioned foldable six-wheel stroller is characterized in that the frame also includes:

Second-hand handlebars, the outline of which is inverted L-shaped, and the lower ends of which are respectively inserted into the handle down tubes through a connecting piece;

A U-shaped horizontal handle pipe for connecting the second-hand handle down pipe, the two ends of which are respectively connected to the inner side of the second-hand handle down pipe.

The aforesaid foldable six-wheel stroller is characterized in that the front wheel set includes a left front wheel set and a right front wheel set respectively arranged at two ends of the front wheel set connecting pipe; the left front wheel set and the right front wheel set The right front wheel set respectively includes two front wheels coaxially connected by a connecting piece, and the two front wheels are connected to both ends of the connecting pipe of the front wheel set through the connecting piece.

The aforementioned foldable six-wheel stroller is characterized in that the connecting piece includes a fan-shaped protective cover arranged at the front end of the connecting pipe of the front wheel set, and the lower end is fixed on the wheel shaft, and the upper end is provided with a protruding shaft. The L-shaped front wheel seat; the fan-shaped cover is also provided with a through hole, and the through hole extends downward through a round tube arranged on the lower end surface of the cover, and a button is arranged in the through hole device; the button device is used in conjunction with the protruding shaft of the front wheel base, so that the front wheel base and the front wheel set can be removed together.

The aforementioned foldable six-wheel stroller is characterized in that the central shock absorber is composed of a T-shaped upper branch and a T-shaped lower branch, wherein the upper section of the lower branch is inserted into the upper branch , a spring is sleeved outside the two, and the two ends of the spring are connected to the inner side of the upper branch pipe and the lower support rod; the upper end of the upper branch pipe is connected to the center of the horizontal fixed pipe, and the lower end of the lower support rod is hinged on the on the bottom bracket.

The aforementioned foldable six-wheel stroller is characterized in that a connecting piece is provided between the lower handlebar tube and the rear wheel branch tube, and the connecting piece is composed of upper and lower sections and has a V-shaped profile. The middle part thereof is also provided with an axle hole for setting a transverse fixed pipe, and its upper section pipe sleeve is connected with the described handle down pipe through another connecting pipe, and the described rear wheel branch pipe is connected on its lower section pipe sleeve.

The aforesaid foldable six-wheel stroller is characterized in that the rear wheel group connecting pipe includes two underframe pipes and a Y connecting the underframe pipe with the middle branch pipe and the vertically arranged central shock absorber. shaped connecting pipe; the front end of the Y-shaped connecting pipe is connected with the middle branch pipe through a connecting bracket; the rear end of the Y-shaped connecting pipe is respectively inserted into the front end of the chassis pipe and connected together The upper end surface of the Y-shaped connecting pipe is provided with a pair of protruding lugs, and the lugs are respectively provided with a shaft hole, and the vertically arranged central shock absorber is hinged on the Y-shaped connecting pipe through a shaft .

The aforementioned foldable six-wheel stroller is characterized in that the Y-shaped connecting pipe is also provided with a retractable control mechanism, which includes a sliding key that penetrates through and exposes both sides of the connecting pipe. There is a locking spring.

The aforementioned foldable six-wheel stroller is characterized in that, on the bracket on the right side, there is also a car-retracting locking mechanism, which respectively includes: a car-retracting handle and a buckle arranged on the lower tube of the handlebar.

The aforementioned foldable six-wheel stroller is characterized in that the rear wheels are detachably connected to the coupling tubes of the rear wheels; the coupling tubes of the two rear wheels are respectively provided with a rear wheel pickguard.

The above-mentioned foldable six-wheel stroller is also provided with a card seat for connecting detachable parts on the inner side of the two ends of the horizontal fixed tube; The lower end of the seat and other parts can be inserted or pulled out of the card holder.

On the aforementioned vehicle frame, some accessories such as car cloths can also be set, and can be used in conjunction with accessories such as various common seats, car seats, and baskets.

The advantage of the utility model is that: when the utility model is folded, it is only necessary to press the secondary lock arranged on the lower tube of the handle, pull the lower tube of the handle upward, and then press the lower tube of the handle downward, and the vehicle The frame as a whole can be folded; and when it is unfolded again, it is only necessary to pull up the lower tube of the handlebar to realize the unfolding of the frame as a whole.

Because the frame structure of the utility model is simple, the folding mechanism is easy to operate, and the center shock absorber which is vertically arranged on it is provided with a damping spring, which can reduce the vibration; The frame is separated as a whole, so it is small in size, quick and easy to disassemble and assemble, which greatly facilitates transportation and installation.

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the utility model embodiment;

Fig. 2 is the front view of Fig. 1;

Fig. 3 is the right view of Fig. 1;

Fig. 4 is the top view of Fig. 1;

Fig. 5 is a structural schematic diagram of the rear wheel set connecting pipe in Fig. 1;

Fig. 6 is a schematic structural view of the center shock absorber in Fig. 1;

Fig. 7 is a schematic structural view of the left front wheel set in Fig. 1;

Fig. 8 is a schematic diagram of the three-dimensional structure of the handle pipe and the two locks in Fig. 1;

Fig. 9 is a partial perspective view of Fig. 8;

Fig. 10 is a structural schematic diagram of the connecting piece between the handle down tube and the rear wheel branch pipe in Fig. 1;

Fig. 11 is a schematic diagram of the three-dimensional structure after Fig. 1 is folded;

Fig. 12 is a schematic structural diagram of the vehicle frame with seats and other components added in Fig. 1 .

Detailed ways

Embodiment: Referring to Figs. 1 to 12, a foldable six-wheel stroller provided by the embodiment of the present invention includes a vehicle frame 40, a front wheel group and a rear wheel group connected to the vehicle frame 40, and a set Seats and other detachable accessories on the frame, the rear wheel sets respectively include two rear wheels 2 arranged on one side of the frame;

Described vehicle frame 40 also includes:

A rear wheel group coupling tube 4, the two ends of which are respectively connected to the two rear wheels 2 through a connecting piece 5;

A rear wheel set connecting pipe 6 with an arcuate profile, its arcuate opening faces the rear wheel 2, its two tail ends are respectively connected to the inner sides of the two rear wheels 2 through a connecting piece 5, and the middle part faces the rear wheel 2 protruding from the top of the front;

A bow-shaped front wheel set connecting pipe 3 has an arc-shaped opening facing the front wheels 1, and its two tail ends are respectively connected to the inner sides of the two front wheels 1 through a connecting piece, and the middle part faces the front wheels 1. protruding from the upper back;

An intermediate branch pipe 8, whose front end is connected to the middle part of the front wheel group connecting pipe 3, and its rear end is connected to the middle part of the rear wheel group connecting pipe 6, and the three together form a profile that is connected by two Y members. bottom bracket;

Two rear wheel branch pipes 9, the lower ends of which are respectively hinged to the lower section of the rear wheel group coupling pipe 4 through a connecting piece, and the upper ends protrude toward the front and upper sides of the rear wheel group respectively;

Second-hand down tube 10, its lower end is respectively hinged on the upper end of described rear wheel branch pipe 9 through a connecting piece, and its upper end stretches out to the back and upper side of described rear wheel group connecting shaft pipe 4, and respectively connects with described rear wheel branch pipe 9 Forming a V-shaped side bracket that is symmetrically arranged on the connecting pipe 6 of the rear wheel set;

The two V-shaped side brackets are also provided with a horizontal fixing tube 12 at the hinge shaft of the handle down tube 10 and the rear wheel branch pipe 9 to connect the two side brackets;

A vertically arranged central shock absorber 13, its upper end is connected to the center of the transverse fixed pipe 12, and its lower end is hinged on the bottom bracket.

The second-hand handle 14 has an inverted L-shaped profile, and its lower ends are respectively inserted into the handle down tube 10 through a connecting piece;

A U-shaped horizontal handlebar tube 15 for connecting the downtube 10 of the second-hand handle, the two ends of which are respectively connected to the inner side of the downtube 10 of the second-hand handlebar.

The front wheel set includes a left front wheel set and a right front wheel set respectively arranged at both ends of the front wheel set connecting pipe 3; the left front wheel set and the right front wheel set respectively include Two front wheels 1 coaxially connected, the two front wheels 1 are connected to both ends of the front wheel set connecting pipe 3 through the connecting piece.

Referring to Fig. 7, the connecting piece includes a fan-shaped cover 22 arranged at the front end of the front wheel set connecting pipe 3, and an L-shaped front wheel whose lower end is fixed on the wheel axle and whose upper end is provided with a protruding shaft. Seat 43; on the fan-shaped cover 22, a through hole 23 is also provided, and the through hole 23 extends downward through a round tube 24 provided on the lower end surface of the cover 22, and the through hole 23 is provided with There is a button device; this button device is used in cooperation with the extension shaft of the front wheel base 43, so that the front wheel base 43 can be removed together with the front wheel group.

Referring to Fig. 6, the central shock absorber 13 is composed of a T-shaped upper branch pipe 131 and a T-shaped lower branch rod 132, wherein the upper section of the lower branch rod 132 is inserted into the upper branch pipe 131, and the two A spring 133 is sheathed outside, and the two ends of the spring 133 are connected to the inside of the upper branch pipe 131 and the lower branch rod 132; the upper end of the upper branch pipe 131 is connected to the center of the horizontal fixed pipe 12, and the lower branch rod The lower end of 132 is hinged on the bottom bracket.

Referring to Fig. 10, there is also a connecting piece between the handle down tube 10 and the rear wheel branch pipe 9, the connecting piece is composed of upper and lower two sections, a V-shaped integrated pipe sleeve 11, and the middle part is also provided with There is an axle hole 31 for setting the horizontal fixed pipe 12, the upper section of the pipe sleeve is connected with the described handle down tube 10 through another connecting pipe, and the described rear wheel branch pipe 9 is connected on the lower section of the pipe sleeve.

Referring to Fig. 5 , the rear wheel set connecting pipe 6 includes two underframe pipes 44 and a Y-shaped connection connecting the underframe pipe 44 with the middle branch pipe 8 and the vertically arranged central shock absorber 13. Pipe 45; the front end of the Y-shaped connecting pipe 45 is connected together with the middle branch pipe 8 through a connecting clip; the rear end of the Y-shaped connecting pipe 45 is inserted into the front end of the chassis pipe 44 respectively, and connected together; the upper end surface of the Y-shaped connecting pipe 45 is provided with a pair of protruding lugs 24, and the lugs 24 are respectively provided with a shaft hole, and the vertically arranged central shock absorber 13 is hinged by a shaft 45 on the Y-shaped connecting pipe.

Referring to Fig. 3, on the Y-shaped connecting pipe 45, there is also a retractable control mechanism 25, which includes a sliding key 26 that penetrates and exposes both sides of the connecting pipe, and a lock is provided at the front of the sliding key 26. Position spring; when moving the slide key 26 backward, the front wheel branch pipe 8 can be rotated downward to receive the car.

Referring to Fig. 8 and Fig. 9, on the right side bracket, there is also a car-retracting locking mechanism, which respectively includes: a car-receiving locking mechanism arranged on the connecting piece between the handlebar 14 and the handlebar down tube 10 Deck 18, a car handle 19 and a lock button 20, the lock button 20 is pressed, then the left and right car handles 19 are pulled up along the handle down tube 10, and the car can be received. The connection between the handle 14 and the handle down tube 10 includes an inner sliding sleeve, a telescopic handle joint 16, and a telescopic handle button 17; the inner sliding sleeve is provided with a long groove, and the long groove Between the telescopic handle button 17, there is also a rivet that can enter the long groove when the telescopic handle button 17 is pressed inward; the handle 14 can enter and exit in the handle down tube 10 and Position in place.

The rear wheel 2 is detachably connected to the rear wheel set coupling tube 4; the two rear wheel set coupling tubes 4 are respectively provided with a rear wheel guard 42.

Referring to Fig. 2 and Fig. 12, on the inner sides of the two ends of the transverse fixed pipe 12, there are respectively provided a deck 46 for connecting detachable parts; and other detachable parts; the lower ends of the seats and other parts can be inserted into or pulled out of the described card holder 46; in other embodiments, on the described vehicle frame 40, some accessories such as cloth can also be set, It can be used in conjunction with a variety of ordinary seats, car seats, baskets and other accessories.

Claims (11)

1. take turns perambulator for one kind collapsible six, comprise a vehicle frame, be connected preceding wheels and back wheels on this vehicle frame, and be arranged on detachable appurtenances such as seat on this vehicle frame, described trailing wheel group comprises two trailing wheels that are arranged on this vehicle frame one side respectively, it is characterized in that:

Described vehicle frame also includes:

One back wheels connecting shaft pipe, its two ends link together by a connection piece and described two trailing wheels respectively;

One profile is arc back wheels adapting pipe, and its arcuate openings is towards described trailing wheel, and its two tail end is connected described two trailing wheel inboards by a connection piece respectively, and stretch out to the front upper place of described trailing wheel at its middle part;

One profile is arc preceding wheels adapting pipe, and its arcuate openings is towards described front-wheel, and its two tail end is connected described two front-wheel inboards by a connection piece respectively, and stretch out to the back upper place of described front-wheel at its middle part;

Arm in the middle of one, its front end be connected described before the middle part of wheels adapting pipe, its rear end is connected the middle part of described back wheels adapting pipe, the three forms the lower supporter that bottom that a profile is two forked members is connected jointly;

Two trailing wheel arms, its lower end are hinged on the hypomere of described back wheels connecting shaft pipe respectively by a connection piece, stretch out to wheels front upper place, described back respectively its upper end;

Two handgrips are pipe down, its lower end is hinged on the upper end of described trailing wheel arm respectively by a connection piece, stretch out to wheels connecting shaft pipe back upper place, described back its upper end, forms one with described trailing wheel arm respectively and be the V-arrangement side stand that is symmetricly set in the wheels adapting pipe of described back;

Described two V-arrangement side stands, the jointed shaft place of pipe and trailing wheel arm also is provided with a crosswise fixed pipe described two side stands is coupled together under described handgrip;

The one vertical center bumper that is provided with, its upper end is connected the center of described crosswise fixed pipe, and its lower end is hinged on the described lower supporter.

2. according to claim 1 collapsible six take turns perambulator, it is characterized in that described vehicle frame also comprises:

Two handgrips, its profile is L shaped, and insert under the described handgrip in the pipe by a connection piece respectively its lower end;

One is used for connecting the horizontal handle pipe of U-shaped of pipe under two handgrips, and its two ends are connected to the inboard of pipe under described two handgrips.

3. according to claim 1 and 2 collapsible six take turns perambulator, it is characterized in that, described before wheels, comprise be separately positioned on described before the left front wheels and the right front wheels at two ends of wheels adapting pipe; Described left front wheels and off front wheel group comprise two front-wheels by the coaxial connection of a connection piece respectively, and this two front-wheel is connected the two ends of described preceding wheels adapting pipe by this attaching parts.

4. according to claim 1 and 2 collapsible six take turns perambulator, it is characterized in that, described attaching parts comprises that one is arranged on the fan-shaped protecting cover of described preceding wheels adapting pipe front end, and the L shaped preceding wheel seat that a lower end is fixed on the described wheel shaft, the upper end is provided with a projecting shaft; On the described fan-shaped protecting cover, also be provided with a through hole, this through hole also extends downwards by a pipe that is located on the described protecting cover lower surface, is provided with a pushbutton unit in this through hole.

5. according to claim 1 and 2 collapsible six take turns perambulator, it is characterized in that, described center bumper, it is made of for two sections an arm on the T shape and a T shape lower fulcrum bar, wherein the epimere of lower fulcrum bar inserts described going up in the arm, the two outer cover is provided with a spring, and the two ends of this spring are connected the inboard of arm and lower fulcrum bar on this; Described upper end of going up arm is connected the center of described crosswise fixed pipe, and the lower end of its lower fulcrum bar is hinged on the described lower supporter.

6. according to claim 1 and 2 collapsible six take turns perambulator, it is characterized in that, between following pipe of described handgrip and the trailing wheel arm, also be provided with a connection piece, this attaching parts is the one pipe box by two sections constitute, profile is V-shaped, its middle part also is provided with an axis hole that is used for being provided with the crosswise fixed pipe, and its epimere pipe box links together by pipe under another connection pipe and the described handgrip, and described trailing wheel arm is connected on its hypomere pipe box.

7. according to claim 1 and 2 collapsible six take turns perambulator, it is characterized in that, the wheels adapting pipe of described back comprises that two underframe pipes and reach the Y shape connection pipe that the vertical center bumper that is provided with links together with described underframe pipe and middle arm; The front end of described Y shape connection pipe connects deck by one and described middle arm links together; The rear end of this Y shape connection pipe is inserted the front end of described underframe pipe respectively, and links together; This Y shape connection pipe upper surface is provided with the journal stirrup of a pair of projection, is respectively equipped with an axis hole on this journal stirrup, and the center bumper of described vertical setting is hinged on this Y shape connection pipe by one.

8. according to claim 7 collapsible six take turns perambulator, it is characterized in that, on the described Y shape connection pipe, also are provided with one and fold control mechanism, and this mechanism comprises that one runs through and expose the slide key of these connection pipe two sides, and the front portion of this slide key is provided with a lock-bit spring.

9. according to claim 1 and 2 collapsible six take turns perambulator, it is characterized in that, on the described support on right side, also are provided with the lockout mechanism that returns the vehicle to the garage and knock off, and this mechanism comprises respectively: be arranged under the described handgrip one on the pipe return the vehicle to the garage and knock off a handle and a snap close.

10. according to claim 1 and 2 collapsible six take turns perambulator, it is characterized in that, described trailing wheel is detachable being connected on the wheels connecting shaft pipe of described back; On the described two back wheels connecting shaft pipes, also be respectively equipped with a trailing wheel backplate.

11, according to claim 1 and 2 collapsible novel six take turns perambulator, it is characterized in that, the inboard at described crosswise fixed pipe two ends also is respectively equipped with a deck that is used for connecting dismountable parts.

Images