CN2417095Y

CN2417095Y - Carriage for children with dirction-changeable seat

Info

Publication number: CN2417095Y
Application number: CN 00216465
Authority: CN
Inventors: 沈海东
Original assignee: Goodbaby Group Corp
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2000-02-13
Filing date: 2000-02-13
Publication date: 2001-01-31
Anticipated expiration: 2010-02-13

Abstract

The utility model relates to a carriage for children, the direction of the seat of which can be changed. The utility model comprises a carriage frame, a front wheel (5) arranged below the front part of the carriage frame, a rear wheel (6) arranged below the rear part of the carriage frame, a push rod (9) connected with the carriage frame, and a seat for the baby to sit and lie, which is arranged on the carriage frame. The utility model is characterized in that the carriage frame is rotatablely connected with a backrest connection rod (1) which is rotatablely connected with a backrest rod (3). The backrest connection rod (1) is locked on the carriage frame by a locking device. After the locking device is unblocked, a backrest link rod is pulled to rotate by the backrest rod to realize changing the directions of the seat of the carriage for children. The utility model has the advantages of convenient operation and simple structure.

Description

The perambulator of direction-changeable seat

The utility model relates to a kind of doll carriage.

In the prior art, perambulator comprises vehicle frame, be arranged at the front-wheel of described vehicle frame lower front, be arranged at described vehicle frame lower rear trailing wheel, the pushing hands bar that is connected with described vehicle frame, be arranged at the seat of using for sitting infant on the described vehicle frame.A lot of perambulators all have the commutation function at seat, promptly the seat of perambulator are changed into go-cart person to be state back to face, and this moment, the baby faced the place ahead, can observe view; The seat of perambulator changed into go-cart person be aspectant state, this moment, the adult can avoid the baby directly by wind with baby's face-to-face exchange and backrest; Present commutation seat is to take off the seat from vehicle frame, is positioned on the vehicle frame again and locking after the accent turnback, this kind structure operation inconvenience.Also have a kind of perambulator to realize the commutation function at seat by the commutation of pushing hands bar, but there is the vehicle frame of many perambulators can not carry out the commutation of pushing hands bar, even after the perambulator pushing hands bar that the has commutation, become trailing wheel owing to play the front-wheel of cardan wheel effect, cause promoting turning to when perambulator is advanced inconvenience.

The purpose of this utility model is to provide a kind of perambulator of easy to operate direction-changeable seat.

The technical solution of the utility model is: a kind of perambulator of direction-changeable seat, comprise vehicle frame, be arranged at the front-wheel of described vehicle frame lower front, the trailing wheel that is arranged at described vehicle frame lower rear, the pushing hands bar that is connected with described vehicle frame, be arranged at the seat of using for sitting infant on the described vehicle frame, described vehicle frame is by first pivot backrest connecting rod that has been rotatably connected, on the described backrest connecting rod by second pivot back support bar that has been rotatably connected; Described back support bar is when first control position, described second pivot is positioned at the rear portion of described first pivot, described back support bar is erected in the rear portion of vehicle frame, and described back support bar makes that be sitting in baby and the go-cart person who handles the pushing hands bar on the seat is state back to face; Described back support bar is when second control position, described second pivot is positioned at the front portion of described first pivot, described back support bar is erected in the front portion of vehicle frame, and described back support bar makes the baby who is sitting on the seat be aspectant state with the go-cart person who handles the pushing hands bar; When described first control position, described backrest connecting rod is locked on the described vehicle frame by blocking device; When described second control position, described backrest connecting rod is locked on the described vehicle frame by blocking device; During described blocking device release, described backrest connecting rod rotates with respect to described vehicle frame and described back support bar is changed between described first control position and described second control position.

The utility model compared with prior art has following advantage:

Behind the release blocking device, can spur the backrest connecting rod by back support bar and rotate, realize the commutation at the seat of perambulator, easy to operate, simple in structure.

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

Accompanying drawing 1 is the structural representation of the utility model embodiment one;

Accompanying drawing 2 is the structural representation of the utility model embodiment two;

Accompanying drawing 3 is the A-A direction amplification view of accompanying drawing 1;

Accompanying drawing 4 is the B-B direction cutaway view of accompanying drawing 3;

Structural representation when accompanying drawing 5 changes to another control position for the back support bar of accompanying drawing 4; Wherein:

[1], backrest connecting rod; [2], basket rod; [3], back support bar; [4], backrest adjustment spare; [5], front-wheel; [6], trailing wheel; [7], foreleg; [8], back leg; [9], pushing hands bar; [10], backrest adjustment pull bar; [11], latch hook; [12], second stop pin; [13], first stop pin; [14], the rotating shaft of backrest connecting rod and basket rod; [15], the rotating shaft of backrest connecting rod and back support bar; [16], spring; [17], latch hook moving part; [18], backrest adjustment gear piece; [19], eccentric pin; [20], backrest adjustment drawhead;

Embodiment: referring to accompanying drawing 1 and accompanying drawing 2, a kind of perambulator of direction-changeable seat comprises vehicle frame, is arranged at the front-wheel [5] of described vehicle frame lower front, the trailing wheel [6] that is arranged at described vehicle frame lower rear, the pushing hands bar [9] that is connected with described vehicle frame, is arranged at the seat of using for sitting infant on the described vehicle frame.The backrest connecting rod [1] that has been rotatably connected on the described vehicle frame, the back support bar that has been rotatably connected on the described backrest connecting rod [1] [3], the rotating shaft [15] of backrest connecting rod in the accompanying drawing and back support bar is both axles that is rotatably connected; Described back support bar [3] solid line of accompanying drawing 1 and accompanying drawing 2 (see shown in) when first control position, described back support bar [3] is erected in the rear portion of vehicle frame, and described back support bar [3] makes that be sitting in baby and the go-cart person who handles pushing hands bar [9] on the seat is state back to face; Described back support bar [3] long and two-short dash line of accompanying drawing 1 and accompanying drawing 2 (see shown in) when second control position, described back support bar [3] is erected in the front portion of vehicle frame, and described back support bar [3] makes the baby who is sitting on the seat be aspectant state with the go-cart person who handles pushing hands bar [9]; When described first control position, described backrest connecting rod [1] is locked on the described vehicle frame by blocking device; When described second control position, described backrest connecting rod [1] is locked on the described vehicle frame by blocking device; During described blocking device release, described backrest connecting rod [1] rotates with respect to described vehicle frame and described back support bar [3] is changed between described first control position and described second control position.

Referring to accompanying drawing 1 and accompanying drawing 2, described backrest connecting rod [1] is rotationally connected with on the basket rod [2] that roughly is provided with in horizontal direction, and the rotating shaft of backrest connecting rod and basket rod [14] is both axles (i.e. first pivot) that is rotatably connected.The front portion of described basket rod [2] is rotationally connected with on the foreleg [7] of described vehicle frame, and the rear portion of described basket rod [2] is rotationally connected with on the back leg [8] of described vehicle frame.Described backrest connecting rod [1] is rotationally connected with on the basket rod [2] of the approximate mid-section between described foreleg [7] and the back leg [8].

Referring to accompanying drawing 4 and accompanying drawing 5, the bottom of described back support bar [3] is rotationally connected with the end of described backrest connecting rod [1], and its place of being rotationally connected is the rotating shaft [15] (i.e. second pivot) of backrest connecting rod and back support bar.The bottom of described back support bar [3] is provided with the backrest angle control apparatus, and its backrest angle control apparatus is that backrest adjustment pull bar [10] and backrest adjustment gear piece [18] match.

Referring to accompanying drawing 1, when described first control position, described backrest connecting rod [1] with the place of being rotatably connected of vehicle frame forwards to extending to form the seat cushion bar that supports described seat, the seat is arranged on the described backrest connecting rod [1].

Referring to accompanying drawing 2, described basket rod [2] is as the seat cushion bar that supports described seat, and described backrest connecting rod [1] only plays the role of changing.

Referring to accompanying drawing 3, accompanying drawing 4, described blocking device is the latch hook [11] that has been rotatably connected on the described backrest connecting rod [1], and the rear portion anterior and described vehicle frame of described vehicle frame is respectively equipped with second stop pin [12] and first stop pin [13]; When described first control position, described latch hook [11] is hooked on described first stop pin [13], and when described second control position, described latch hook [11] is hooked on described second stop pin [12].

Described second stop pin [12] and first stop pin [13] are arranged at the front and rear of the basket rod [2] that roughly is provided with in horizontal direction respectively.The eccentric position of described latch hook [11] is provided with eccentric pin [19], hangs with latch hook moving part [17] on this eccentric pin [19], and described latch hook moving part [17] is connected with backrest adjustment pull bar [10] when being upright state in described back support bar [3].

Hang with an end of spring [16] on the described latch hook attaching parts [17], described spring [16] makes described latch hook [11] have the trend of trend lock-out state.

When in described back support bar [3] when being in upright state, spur described backrest adjustment pull bar [10], then backrest adjustment drawhead [20] drives on the latch hook moving part [17] and moves, latch hook moving part [17] spurs described latch hook [11] by eccentric pin [19] again and breaks away from described first stop pin [13] or described second stop pin [12], makes described blocking device release.

Described back support bar [3] is when first control position, and described backrest connecting rod [1] is horizontal direction setting roughly; Described back support bar [3] is when second control position, and described backrest connecting rod [1] also is horizontal direction setting roughly.

Claims

1, a kind of perambulator of direction-changeable seat, comprise vehicle frame, be arranged at the front-wheel [5] of described vehicle frame lower front, the trailing wheel [6] that is arranged at described vehicle frame lower rear, the pushing hands bar [9] that is connected with described vehicle frame, be arranged at the seat of using for sitting infant on the described vehicle frame, it is characterized in that: described vehicle frame is by first pivot backrest connecting rod [1] that has been rotatably connected, and described backrest connecting rod [1] is gone up by second pivot back support bar [3] that has been rotatably connected; Described back support bar [3] is when first control position, described second pivot is positioned at the rear portion of described first pivot, described back support bar [3] is erected in the rear portion of vehicle frame, and described back support bar [3] makes that be sitting in baby and the go-cart person who handles pushing hands bar [9] on the seat is state back to face; Described back support bar [3] is when second control position, described second pivot is positioned at the front portion of described first pivot, described back support bar [3] is erected in the front portion of vehicle frame, and described back support bar [3] makes the baby who is sitting on the seat be aspectant state with the go-cart person who handles pushing hands bar [9]; When described first control position, described backrest connecting rod [1] is locked on the described vehicle frame by blocking device; When described second control position, described backrest connecting rod [1] is locked on the described vehicle frame by blocking device; During described blocking device release, described backrest connecting rod [1] rotates with respect to described vehicle frame and described back support bar [3] is changed between described first control position and described second control position.

2, the perambulator of direction-changeable seat according to claim 1 is characterized in that: described backrest connecting rod [1] is rotationally connected with on the basket rod [2] that roughly is provided with in horizontal direction.

3, the perambulator of direction-changeable seat according to claim 2, it is characterized in that: the front portion of described basket rod [2] is rotationally connected with on the foreleg [7] of described vehicle frame, and the rear portion of described basket rod [2] is rotationally connected with on the back leg [8] of described vehicle frame.

4, the perambulator of direction-changeable seat according to claim 3 is characterized in that: described backrest connecting rod [1] is rotationally connected with on the basket rod [2] of the approximate mid-section between described foreleg [7] and the back leg [8].

5, the perambulator of direction-changeable seat according to claim 1 is characterized in that: the bottom of described back support bar [3] is rotationally connected with the end of described backrest connecting rod [1].

6, the perambulator of direction-changeable seat according to claim 1 is characterized in that: the bottom of described back support bar [3] is provided with the backrest angle control apparatus.

7, the perambulator of direction-changeable seat according to claim 1 is characterized in that: when described first control position, described backrest connecting rod [1] with the place of being rotatably connected of vehicle frame forwards to extending to form the seat cushion bar that supports described seat.

8, the perambulator of direction-changeable seat according to claim 2 is characterized in that: described basket rod [2] is as the seat cushion bar that supports described seat.

9, the perambulator of direction-changeable seat according to claim 1, it is characterized in that: described blocking device is the latch hook [11] that has been rotatably connected on the described backrest connecting rod [1], and the rear portion anterior and described vehicle frame of described vehicle frame is respectively equipped with second stop pin [12] and first stop pin [13]; When described first control position, described latch hook [11] is hooked on described first stop pin [13], and when described second control position, described latch hook [11] is hooked on described second stop pin [12].

10, the perambulator of direction-changeable seat according to claim 9 is characterized in that: described second stop pin [12] and first stop pin [13] are arranged at the front and rear of the basket rod [2] that roughly is provided with in horizontal direction respectively.

11, the perambulator of direction-changeable seat according to claim 9, it is characterized in that: the eccentric position of described latch hook [11] is provided with eccentric pin [19], hang with latch hook moving part [17] on this eccentric pin [19], described latch hook moving part [17] is connected with backrest adjustment pull bar [10] when being upright state in described back support bar [3].

12, the perambulator of direction-changeable seat according to claim 11 is characterized in that: hang with an end of spring [16] on the described latch hook attaching parts [17], described spring [16] makes described latch hook [11] have the trend of trend lock-out state.

13, the perambulator of direction-changeable seat according to claim 1 is characterized in that: described back support bar [3] is when first control position, and described backrest connecting rod [1] is horizontal direction setting roughly; Described back support bar [3] is when second control position, and described backrest connecting rod [1] also is horizontal direction setting roughly.