CN201923192U

CN201923192U - Gear-meshing type foldable baby carriage frame

Info

Publication number: CN201923192U
Application number: CN2011200222954U
Authority: CN
Inventors: 余列国
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-01-24
Filing date: 2011-01-24
Publication date: 2011-08-10
Anticipated expiration: 2021-01-24

Abstract

The utility model discloses a gear-meshing type foldable baby carriage frame, comprising a front foot frame, a rear foot frame and a handlebar, wherein one end of the front foot frame is provided with a first gear; the rear foot frame is a frame formed by two folding rods, a rear wheel shaft and a connecting piece, and two gear shafts parallel to a limiting plate are arranged on the folding rods; and the handlebar consists of a connecting pipe and a handle, one end of the connecting pipe is provided with a locking frame, the other end of the connecting pipe is provided with a second gear, the first gear of the front foot frame is articulated with a gear shaft through a shaft hole, the second gear of the handlebar is articulated with the other gear shaft through a shaft hole and is meshed with the first gear, and a tenon on the connecting pipe is clamped with an open slot on the limiting plate. The gear-meshing type foldable baby carriage frame has the advantages of simple structure, convenient folding process and low manufacturing cost; and the gear-meshing type foldable baby carriage frame has small size after a carriage is folded, so as to be convenient to carry when people go out.

Description

Gear-engaged type stroller frame

Technical field

The utility model relates to the perambulator technical field, especially a kind of gear-engaged type stroller frame.

Background technology

The structure design of perambulator not only needs to satisfy infant's functions of use, also to satisfy a car, be convenient to the folder function taking in, leave with when returning the vehicle to the garage and knock off, the most polygons that adopt of existing perambulator are sold off a principle realization car and the function of returning the vehicle to the garage and knock off, and need when folding handle pipe, front foot pipe, rear foot tube, mounting pipe, each structure member of stationary pipes are folded by the connected joint that folds.Its complex structure, folding process is loaded down with trivial details, the manufacturing cost height, the back volume that returns the vehicle to the garage and knock off is bigger than normal drawback such as to be not easy to go out to carry.

The utility model content

The purpose of this utility model is a kind of gear-engaged type stroller frame that provides at the deficiencies in the prior art, and it is simple in structure that this vehicle frame has, and folding process is convenient, and the low cost of manufacture and the back volume that returns the vehicle to the garage and knock off are urinated in the advantage of going out to carry.

The concrete technical scheme that realizes the utility model purpose is:

A kind of gear-engaged type stroller frame, characteristics are: it comprises preceding foot rest, rear leg and handlebar, described before foot rest be a bending rod member, which is provided with the seat terminal pad, an end is provided with first gear, first gear is provided with axis hole; Described rear leg comprises two bending rod members, hind axle, connecting strap, two gear wheel shafts and positioning plate, two bending rod members are symmetricly set on the hind axle, connecting strap connects bending rod member top, positioning plate is located at the connecting strap below and is connected with two bending rod members, the positioning plate both sides are provided with open slot, and the bending rod member is provided with two gear wheel shafts parallel with positioning plate; Described handlebar is made up of connection pipe and handlebar handle, connection pipe is that a bending pipe fitting, one end are provided with the locking frame, the other end is provided with second gear, second gear is provided with axis hole, be provided with in the connection pipe and be set with the trip handle on trip, the pipe shaft, the handlebar handle is provided with expansion link, the expansion link of handlebar handle is set in the connection pipe through the locking frame, and the steel rope of trip handle through spring is housed is connected with trip; First gear before described on the foot rest is located between the two bending rod members of rear leg, and first gear is hinged through an axis hole and a gear wheel shaft; Second gear of described handlebar is located between the two bending rod members of rear leg, and second gear is hinged through axis hole and another gear wheel shaft, and first gear and second gear mesh, trip on the described connection pipe and the open slot clamping on the positioning plate.

The utlity model has simple in structurely, folding process is convenient, and the low cost of manufacture and the back volume that returns the vehicle to the garage and knock off are urinated in the advantage of going out to carry.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the birds-eye view of Fig. 1;

Fig. 3 is the A place partial enlarged drawing of Fig. 1;

Fig. 4 is the birds-eye view of Fig. 3;

Fig. 5 is a rounding state scheme drawing of the present utility model.

The specific embodiment

Consult Fig. 1 and Fig. 2, the utility model comprises preceding foot rest 1, rear leg 2 and handlebar 3, described before foot rest 1 be a bending rod member, which is provided with seat terminal pad 12, an end is provided with first gear, 11, the first gears 11 and is provided with axis hole; Described rear leg 2 is by two bending rod members 21, hind axle 22, connecting strap 24, two gear wheel shafts 26 and positioning plates 25, two bending rod members 21 are symmetricly set on the hind axle 22, connecting strap 24 connects bending rod member 21 tops, positioning plate 25 is located at connecting strap 24 belows and is connected with two bending rod members 21, positioning plate 25 both sides are provided with open slot 27, and bending rod member 21 is provided with two gear wheel shafts 26 parallel with positioning plate 25; Described handlebar 3 is made up of connection pipe 32 and handlebar handle 33, connection pipe 32 is a bending pipe fitting, the one end is provided with locking frame 31, the other end is provided with second gear 34, second gear 34 is provided with axis hole, be provided with in the connection pipe 32 and be set with trip handle 40 on trip 37, the pipe shaft, handlebar handle 33 is provided with expansion link 35, and the expansion link 35 of handlebar handle 33 is set in the connection pipe 32 through locking frame 31, and the steel rope of trip handle 40 through spring is housed is connected with trip 37.

Consult Fig. 1, Fig. 2, Fig. 3 and Fig. 4, first gear 11 of foot rest 1 is located between the two bending rod members 21 of rear leg 2 before of the present utility model, first gear 11 is hinged through an axis hole and a gear wheel shaft 26, second gear 34 of handlebar 3 is located between the two bending rod members 21 of rear leg 2, and second gear 34 is through axis hole and 26 hinged and

first gear

11 and 34 engagements of second gear of another gear wheel shaft.

Consult Fig. 1,1 of described terminal pad 12 and preceding foot rest are provided with rotating shaft.

Consult Fig. 4, trip 37 on the described connection pipe 32 and open slot 27 clampings on the positioning plate 25.

The utility model is to use like this:

Consult Fig. 1, Fig. 2 and Fig. 5, on seat terminal pad 12 of the present utility model baby chair is installed, promptly constitute stroller, baby chair is in rotation on preceding foot rest 1 under the rotating shaft effect of terminal pad 12.When returning the vehicle to the garage and knock off, pulling trip handle 40 breaks away from open slot 27 and the trip on the connection pipe 32 37 on the positioning plate 25; Relative fixed rear leg 2 is held handlebar 3 and is rotated and drive 34 rotations of second gear around gear wheel shaft 26, because

second gear

34 and 11 engagements of first gear, at this moment, first gear 11 rotates around gear wheel shaft 26 together with preceding foot rest 1; Handlebar 3 closes up to rear leg 2 around gear wheel shaft 26, and simultaneously, preceding foot rest 1 closes up to rear leg 2 around gear wheel shaft 26, finishes the process of returning the vehicle to the garage and knock off.

When car opened, relative fixed rear leg 2 was held handlebar 3 and is rotated and drive 34 rotations of second gear around gear wheel shaft 26, because

second gear

34 and 11 engagements of first gear, at this moment, first gear 11 rotates around gear wheel shaft 26 together with preceding foot rest 1; Handlebar 3 opens around gear wheel shaft 26 crus curvilineum framves 2, simultaneously, preceding foot rest 1 opens to rear leg 2 around gear wheel shaft 26, when connection pipe 32 is close to positioning plate 25, the trip on the connection pipe 32 under the effect of spring force 37 eject and with positioning plate 25 on open slot 27 clampings, relative position between preceding foot rest 1, rear leg 2 and the handlebar 3 is fixed, and finishes a car process.

Claims

1. gear-engaged type stroller frame, it is characterized in that it comprises preceding foot rest (1), rear leg (2) and handlebar (3), described before foot rest (1) be a bending rod member, which is provided with seat terminal pad (12), an end is provided with first gear (11), first gear (11) is provided with axis hole; Described rear leg (2) comprises two bending rod members (21), hind axle (22), connecting strap (24), two gear wheel shafts (26) and positioning plate (25), two bending rod members (21) are symmetricly set on the hind axle (22), connecting strap (24) connects bending rod member (21) top, positioning plate (25) is located at connecting strap (24) below and is connected with two bending rod members (21), positioning plate (25) both sides are provided with open slot (27), and bending rod member (21) is gone up parallel two gear wheel shafts (26) parallel with positioning plate (25) that are provided with; Described handlebar (3) is made up of connection pipe (32) and handlebar handle (33), connection pipe (32) is a bending pipe fitting, the one end is provided with locking frame (31), the other end is provided with second gear (34), second gear (34) is provided with axis hole, be provided with trip (37) in the connection pipe (32), be set with trip handle (40) on the pipe shaft, handlebar handle (33) is provided with expansion link (35), the expansion link (35) of handlebar handle (33) is set in the connection pipe (32) through locking frame (31), and the steel rope of trip handle (40) through spring is housed is connected with trip (37); Before described first gear (11) of foot rest (1) be located between the two bending rod members (21) of rear leg (2) and first gear (11) hinged through an axis hole and a gear wheel shaft (26), second gear (34) of described handlebar (3) is located between the two bending rod members (21) of rear leg (2), second gear (34) is through axis hole and another gear wheel shaft (26) is hinged and first gear (11) and second gear (34) engagement, open slot (27) clamping on trip (37) on the described connection pipe (32) and the positioning plate (25).