CN1218855C - Pram - Google Patents

Abstract

The present invention relates to a baby pram. The lower parts of front legs 2 are provided with front wheels 1, and the lower parts of rear legs 8 are provided with rear wheels 12. The front legs 2 are hinged with the front part of a front basket rod 11, and the rear legs 8 are hinged with the rear part of a rear basket rod 9. The rear end of the front basket rod 11 and the front end of the rear basket rod 9 are both movably connected with the lower end of a draw rod 10, and the upper end of the draw rod 10 is hinged with the lower end of a rear connecting rod 7. The upper end of the rear connecting rod 7 is hinged with a pushing rod 4, the middle part of the rear leg 8 is hinged with the middle part of the rear connecting rod 7, and the middle part of the rear leg 8 is also hinged with the upper end of the front leg 2. The rear end of an upper connecting rod 3 is hinged with the pushing rod 4, and the front end of the upper connecting rod 3 is hinged with the upper part of the rear leg 8. The pushing rod is upward after the pram is folded, and therefore, the pram has the advantage of labor saving when the pram is changed from an open state to a folding state or from a folding state to an open state.

Description

Doll carriage

Technical field

The present invention relates to a kind of doll carriage.

Background technology

In the prior art, the go-cart of X type vehicle frame is a kind of common vehicle, this go-cart is after unlocked mechanism, vehicle frame can fold, but the pushing hands bar after folding down, make operation effort when opening once more, the vehicle frame that the front and back wheel after the additional folding can not the doubling poststack forms to support it is supported oneself, and the go-cart after folding often is in the state of lying down.

Summary of the invention

The doll carriage that the object of the present invention is to provide a kind of folding pusher hand lever to make progress.

Technical scheme of the present invention is: a kind of doll carriage, the bottom of foreleg is provided with front-wheel, the bottom of back leg is provided with trailing wheel, the front portion of basket rod before being hinged with on the described foreleg, be hinged with the rear portion of back basket rod on the described back leg, the rearward end of basket rod all flexibly connects with the bottom of pull bar with the leading section of back basket rod before described, the upper end of pull bar and the bottom of rear linking rod are hinged, the upper end of rear linking rod and pushing hands bar are hinged, the approximate mid-section of rear linking rod and the approximate mid-section of back leg are hinged, the approximate mid-section of back leg also is hinged with the upper end of foreleg, the rearward end of boxed rod and pushing hands bar are hinged, and the leading section of boxed rod and the top of back leg are hinged.

The present invention compared with prior art has following advantage:

Go-cart at folding pusher hand lever upwards, so go-cart is being changed or by folded state rapid operation when open mode changes, the go-cart that front and rear wheel rolls after folding at last mutually in the folding process is in stable self-support state to folded state by open mode.

Description of drawings

The invention will be further described below in conjunction with drawings and Examples:

Accompanying drawing 1 is the structural front view of the present invention under open mode;

Accompanying drawing 2 is the structural front view of the present invention under folded state;

When accompanying drawing 3 is represented with the single line bar for rod member of the present invention, the front view under open mode;

When accompanying drawing 4 is represented with the single line bar for rod member of the present invention, the front view under semi-collapsed condition;

When accompanying drawing 5 is represented with the single line bar for rod member of the present invention, the front view under complete folded state; Wherein:

1, front-wheel; 2, foreleg; 3, boxed rod; 4, pushing hands bar; 5, pushing hands lever lock bonding part; 6, positive stop; 7, rear linking rod; 8, back leg; 9, back basket rod; 10, pull bar; 11, preceding basket rod; 12, trailing wheel; 13, preceding grab rail; 14, back support bar; 15, hood; 16, tread plate;

The specific embodiment

Referring to accompanying drawing, a kind of doll carriage, the bottom of foreleg 2 is provided with front-wheel 1, the bottom of back leg 8 is provided with trailing wheel 12, the front portion of basket rod 11 before being hinged with on the described foreleg 2, be hinged with the rear portion of back basket rod 9 on the described back leg 8, the rearward end of basket rod 11 all flexibly connects with the bottom of pull bar 10 with the leading section of back basket rod 9 before described, in the accompanying drawing, described before the movable connection method of bottom of the leading section of rearward end and back basket rod 9 of basket rod 11 and pull bar 10 be coaxial being hinged.The bottom of the upper end of pull bar 10 and rear linking rod 7 is hinged, the upper end of rear linking rod 7 and pushing hands bar 4 are hinged, the approximate mid-section of the approximate mid-section of back leg 8 and rear linking rod 7 is hinged, the approximate mid-section of back leg 8 also is hinged with the upper end of foreleg 2, the rearward end of boxed rod 3 and pushing hands bar 4 are hinged, the top of the leading section of boxed rod 3 and back leg 8 is hinged, the rearward end of described boxed rod 3 and being hinged of pushing hands bar 4 are in, and being hinged of the upper end of rear linking rod 7 and pushing hands bar 4 is in down.

The approximate mid-section of described back leg 8 is provided with positive stop 6, and the pushing hands lever lock bonding part 5 of pushing hands bar 4 bottoms is against on the described positive stop 6, is provided with lockout mechanism between described pushing hands lever lock bonding part 5 and the positive stop 6.When lockout mechanism was in the lock state, whole go-cart was in stable open mode, and when unlock lock mechanism, go-cart can fold.

Claims (5)

1, a kind of doll carriage, the bottom of foreleg [2] is provided with front-wheel [1], the bottom of back leg [8] is provided with trailing wheel [12], be hinged with the front portion of preceding basket rod [11] on the described foreleg [2], be hinged with the rear portion of back basket rod [9] on the described back leg [8], the rearward end of basket rod [11] all flexibly connects with the bottom of pull bar [10] with the leading section of back basket rod [9] before described, the bottom of the upper end of pull bar [10] and rear linking rod [7] is hinged, the upper end of rear linking rod [7] and pushing hands bar [4] are hinged, it is characterized in that: the approximate mid-section of the approximate mid-section of back leg [8] and rear linking rod [7] is hinged, the approximate mid-section of back leg [8] also is hinged with the upper end of foreleg [2], the rearward end of boxed rod [3] and pushing hands bar [4] are hinged, and the top of the leading section of boxed rod [3] and back leg [8] is hinged.

2, doll carriage according to claim 1 is characterized in that: the rearward end of basket rod [11] and the leading section of back basket rod [9] and coaxial being hinged in bottom of pull bar [10] before described.

3, doll carriage according to claim 1 is characterized in that: the approximate mid-section of described back leg [8] is provided with positive stop [6], and the pushing hands lever lock bonding part [5] of pushing hands bar [4] bottom is against on the described positive stop [6].

4, doll carriage according to claim 3 is characterized in that: be provided with lockout mechanism between described pushing hands lever lock bonding part [5] and the positive stop [6].

5, doll carriage according to claim 1 is characterized in that: the rearward end of described boxed rod [3] and being hinged of pushing hands bar [4] are in, and being hinged of the upper end of rear linking rod [7] and pushing hands bar [4] is in down.

Images