CN203246534U

CN203246534U - Baby carrier with adjustable backrest

Info

Publication number: CN203246534U
Application number: CN 201320174383
Authority: CN
Inventors: 高春培
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-04-09
Filing date: 2013-04-09
Publication date: 2013-10-23
Anticipated expiration: 2023-04-09

Abstract

The utility model relates to a baby carrier, in particular to a baby carrier with an adjustable backrest. The baby carrier comprises a carrier frame, a seat arranged on the carrier frame, a handle arranged on the front portion of the carrier frame, a rotating shaft connected under the handle, a front wheel arranged at the lower end of the rotating shaft, pedals arranged on the front wheel and a rear wheel arranged on the rear portion of the carrier frame. The seat comprises a base and the backrest, the base is hinged to the backrest, and a rotation fixing mechanism for adjusting the included angle between the base and the backrest is arranged at the connection portion of the base and the backrest. Through movable connection of the base and the backrest, adjustment of the angle of backrest is enhanced by the rotation fixing mechanism, requirements for different angles of a child in the riding process are met, comfortableness of a rider is improved, and the baby carrier is reasonable in structure, convenient to use and attractive in integral appearance.

Description

A kind of perambulator of adjustable backrest

Technical field

The utility model relates to a kind of perambulator, relates in particular to a kind of perambulator of adjustable backrest.

Background technology

Child's tricycle generally is used for child plays and takes exercise, and this three-wheel vehicle comprises the framework and the seat that adopt the metal lightweight, that intensity is high or plastics to make, is contained in handle, front and back wheel and pedal on the framework.Under normal circumstances, cycling tricycle can be strengthened child's body development and improve direction identification ability, balanced capacity and cognitive ability etc.Because the baby is very active, but physique is still very fragile, so they play and temper a period of time and consume after a large amount of muscle power tiredly and will sleep easily, cycling tricycle need to consume a large amount of muscle power equally, so the baby feels with regard to sleepy behind cycling tricycle.During infant sleep, father and mother will embrace the baby with hand, if there is not suitable sleep local, father and mother need to infant holding in hand for a long time, tired easily, more fat baby, father and mother are difficult to they are embraced in hand for a long time.But existing perambulator only has seat to add not only hard but also short backrest, and this backrest is not suitable for having a rest and sleep.

Application number is that the Chinese utility model patent of 201120020258.X discloses the adjustable perambulator of a kind of backrest, it comprises vehicle frame that pipe fitting makes, be installed in seat on the vehicle frame, be installed in the vehicle frame front portion handle, described subordinate is connected with rotating shaft, the trailing wheel that front-wheel is installed, is arranged on the pedal on the described front-wheel and is installed in described vehicle frame rear portion in the rotating shaft lower end; It also comprises a backrest, described backrest comprise the arch that is vertically mounted on described seat back strut bar, be installed in the attaching parts of bottom, described strut bar two ends, be articulated in portable bar, the backrest that both wings are provided with the insertion section of described attaching parts open end by connecting bearing pin and be installed in angle adjusting mechanism between described strut bar and the backrest.

Technique scheme has solved the adjustable problem of backrest angle to a certain extent, but the adjusting operation of the three-wheel seat chair back angle of technique scheme trouble, and angle adjusting mechanism is arranged on the outside, and is not attractive in appearance.

Summary of the invention

The purpose of this utility model is to provide for the deficiencies in the prior art a kind of perambulator of adjustable backrest, it is by improving backrest structure, increasing rotating fixing machine regulates backrest angle, satisfy children when riding and the different angles requirement during rest, and improving bicyclist's traveling comfort, this baby carriage structure is reasonable, easy to use, overall appearance.

To achieve these goals, the utility model adopts following technical scheme: a kind of perambulator of adjustable backrest, comprise vehicle frame, be installed in seat on the vehicle frame, be installed in the handle of vehicle frame front portion, at the described trailing wheel that subordinate is connected with rotating shaft, front-wheel is installed, is arranged on the pedal on the described front-wheel and is installed in described vehicle frame rear portion in the rotating shaft lower end, described seat comprises base and backrest, base and backrest are hinged, and the junction of described base and backrest is provided with the rotating fixing machine for angle between adjusting base and the backrest.

Further, described rotating fixing machine comprises handle, retracing spring, pull bar, rotation fixed block and rotary fixing base, handle is arranged at described backrest rear portion, one end of retracing spring is connected with handle, the other end of retracing spring is connected with backrest, and pull bar is flexibly connected with handle, and an end and the pull bar of rotation fixed block are flexibly connected, the other end and the rotary fixing base clamping of rotation fixed block, rotary fixing base be arranged on the described base and with the backrest sliding block joint.

Further, described rotation fixed block and rotary fixing base are two, and two rotation fixed blocks are connected to the two ends of pull bar, and two rotary fixing bases are arranged at respectively the both sides of backrest bottom.

Further, be provided with latch on the described rotation fixed block, described rotary fixing base comprises the first positioning groove and the second positioning groove, when backrest is not adjusted, and latch and the first positioning groove clamping, when backrest is adjusted, latch and the second positioning groove butt.

Further, be provided with handrail on the described seat, handrail comprises armrest body, attaching parts, connecting element and hold down groove, described hold down groove is arranged at the outside of rotary fixing base, connecting element and hold down groove removably connect, attaching parts and connecting element are flexibly connected, and armrest body and attaching parts removably connect.

Further, be provided with footing plate on the described seat, footing plate comprises footing plate main body, fixed part and connecting portion, and described fixed part is arranged at seat bottom, and connecting portion and fixed part are flexibly connected, and footing plate main body and connecting portion removably connect.

Further, be provided with safety strap on the described seat, safety strap comprises ribbon, dead bolt and snap close, and an end of ribbon is captiveed joint with the seat, and the other end of ribbon is captiveed joint with dead bolt, and dead bolt and snap close are fastened and connected.

Further, be provided with the sun shade that can fold on the described backrest, sun shade comprise the turret that is arranged on the backrest, can be around some envelopeds and the puggaree that is connected described enveloped of described turret rotation.

Further, be provided with kerve on the described backrest.

Further, described vehicle frame rear portion is provided with rear push-rod.

The beneficial effects of the utility model are: the utility model is connected with movable backrest by base, increasing rotating fixing machine regulates backrest angle, satisfy children when riding and the different angles requirement during rest, and improving bicyclist's traveling comfort, this baby carriage structure is reasonable, easy to use, overall appearance.

Description of drawings:

Fig. 1 is the right TV structure scheme drawing of the utility model when backrest is not adjusted;

Fig. 2 is the right TV structure scheme drawing of the utility model when backrest is adjusted;

Fig. 3 is the perspective view at seat in the utility model;

Fig. 4 is the spatial structure decomposing schematic representation at seat in the utility model;

Fig. 5 is the spatial structure decomposing schematic representation of rotating fixing machine in the utility model;

Fig. 6 is the right TV structure scheme drawing of rotating fixing machine when backrest is not adjusted in the utility model;

Fig. 7 is the right TV structure scheme drawing of rotating fixing machine when backrest is adjusted in the utility model;

Reference numeral is: 1-vehicle frame, 2-seat, 21-base, 22-backrest, 221-kerve, 23-handle, 24-pull bar, 25-rotation fixed block, 251-latch, 26-rotary fixing base, the 261-the first positioning groove, the 262-the second positioning groove, 27-handrail, 271-armrest body, 272-attaching parts, 273-connecting element, 274-hold down groove, 28-footing plate, 281-footing plate main body, 282-fixed part, 283-connecting portion, 29-sun shade, 291-turret, 292-enveloped, 293-puggaree, 3-handle, 4-front-wheel, 5-pedal, 6-trailing wheel, 7-safety strap, 8-rear push-rod.

The specific embodiment:

For the ease of those skilled in the art's understanding, be further described below in conjunction with embodiment and 1 ~ 7 pair of the utility model of accompanying drawing, the content that embodiment is mentioned not is to restriction of the present utility model.

See Fig. 1 ~ 7, a kind of perambulator of adjustable backrest, the trailing wheel 6 that comprises vehicle frame 1, is installed in seat 2 on the vehicle frame 1, is installed in the handle 3 of vehicle frame 1 front portion, is connected with rotating shaft for 3 times, in the rotating shaft lower end front-wheel 4 is installed, is arranged on the pedal 5 on the described front-wheel 4 and is installed in described vehicle frame 1 rear portion at described handle, described seat 2 comprises base and backrest, base 21 and backrest 22 are hinged, and the junction of described base 21 and backrest 22 is provided with the rotating fixing machine for angle between adjusting base 21 and the backrest 22.The utility model is flexibly connected by base 21 and backrest 22, increasing rotating fixing machine regulates backrest 22 angles, satisfy children when riding and the different angles requirement during rest, and improve bicyclist's traveling comfort, this baby carriage structure is reasonable, easy to use, overall appearance.

In the present embodiment, described rotating fixing machine comprises handle 23, retracing spring, pull bar 24, rotation fixed block 25 and rotary fixing base 26, handle 23 is arranged at described backrest 22 rear portions, one end of retracing spring is connected with handle 23, the other end of retracing spring is connected with backrest 22, pull bar 24 is flexibly connected with handle 23, one end of rotation fixed block 25 and pull bar 24 are flexibly connected, the other end and rotary fixing base 26 clampings of rotation fixed block 25, rotary fixing base 26 be arranged on the described base 21 and with backrest 22 sliding block joints.

In the present embodiment, described rotation fixed block 25 and rotary fixing base 26 are two, and two rotation fixed blocks 25 are connected to the two ends of pull bar 24, and two rotary fixing bases 26 are arranged at respectively the both sides of backrest 22 bottoms.Rotation fixed block 25 and rotary fixing base 26 are two and can improve stability of the present utility model.

In the present embodiment, be provided with latch 251 on the described rotation fixed block 25, described rotary fixing base 26 comprises the first positioning groove 261 and the second positioning groove 262, when backrest 22 is not adjusted,

latch

251 and 261 clampings of the first positioning groove, when backrest 22 is adjusted, latch 251 and the second positioning groove 262 butts.Particularly, when backrest 22 is not adjusted, as shown in Figure 6, and

latch

251 and 261 clampings of the first positioning groove, this moment, backrest 22 was in stationary state; When backrest 22 is adjusted, as shown in Figure 7, upwards the pulling handle 23, and handle 23 drives pull bar 24 and rotation fixed block 25 moves up, latch 251 breaks away from the first positioning groove 261, this moment, backrest 22 was in active state, adjusted backrest 22 after the angle that is fit to, and unclamped handle 23, handle 23 resets under the effect of retracing spring, pull bar 24 and rotation fixed block 25 move down, until latch 251 and the second positioning groove 262 are inconsistent, realize the angle of backrest 22 is regulated; The lower surface shape of the aft end face of described base 21 and backrest 22 in an angle, when backrest 22 is not adjusted, the lower surface of the aft end face of base 21 and backrest 22 is inconsistent up, when backrest 22 is adjusted, backrest 22 rotates backward along rotary fixing base 26, when the lower surface of the aft end face of base 21 and backrest 22 below when inconsistent, backrest 22 stops operating, backrest 22 is fixed, and the angle of described angle can reasonably arrange according to the angle of backrest 22 needs rotation.

In the present embodiment, be provided with handrail 27 on the described seat 2, handrail 27 comprises armrest body 271, attaching parts 272, connecting element 273 and hold down groove 274, described hold down groove 274 is arranged at the outside of rotary fixing base 26, connecting element 273 removably connects with hold down groove 274, attaching parts 272 is flexibly connected with connecting element 273, and armrest body 271 removably connects with attaching parts 272.Attaching parts 272 is pegged graft with hold down groove 274, during dismounting, handrail 27 extracted or insert gets final product; Armrest body 271 and attaching parts 272 snappings are provided with spring in the described armrest body 271, and armrest body 271 outsides convex with projection, and spring and projection are inconsistent, during dismounting, press described projection, armrest body 271 are taken out or is inserted in get final product; Attaching parts 272 is flexibly connected with connecting element 273, before the upper seat 2 of children, one side-draw of armrest body 271 is gone out, armrest body 271 and attaching parts 272 rotate to opposite side around connecting element 273, behind the upper seat 2 of children, armrest body 271 and attaching parts 272 gone back to original position and be inserted in around connecting element 273 get final product, improved alerting ability of the present utility model.

In the present embodiment, be provided with footing plate 28 on the described seat 2, footing plate 28 comprises footing plate main body 281, fixed part 282 and connecting portion 283, described fixed part 282 is arranged at 2 bottoms, seat, connecting portion 283 is flexibly connected with fixed part 282, and footing plate main body 281 removably connects with connecting portion 283.Described connecting portion 283 is provided with fixed jaw, described fixed part 282 is provided with gear, fixed jaw and gear clamping, clamping arrange can spacer sole 28 and base 21 between angle, as children by bike the time, forward footing plate 28 to seat 2 back and get final product, when children's rest, forward footing plate 28 to seat 2 fronts and adjust to the angle that child is fit to and get final product; The other end of described connecting portion 283 convexes with button, is provided with elastic component in the connecting portion 283, and elastic component and button are inconsistent, during dismounting, presses described button, footing plate main body 281 is taken out or is inserted in get final product.

In the present embodiment, be provided with safety strap 7 on the described seat 2, safety strap 7 comprises ribbon, dead bolt and snap close, and an end of ribbon is captiveed joint with the seat, and the other end of ribbon is captiveed joint with dead bolt, and dead bolt and snap close are fastened and connected.Safety strap 7 arrange can be when running into emergency brake, bump or overturning the safety of child protection.

The front end of described base 21 convexes with Anti-skid seat.The arranging of Anti-skid seat can prevent children's landing from the base 21.

In the present embodiment, be provided with the sun shade 29 that can fold on the described backrest 22, sun shade 29 comprise the turret 291 that is arranged on the backrest 22, can be around some envelopeds 292 and the puggaree 293 that is connected described enveloped 292 of described turret 291 rotations.Arranging of sun shade 29 can for children keep the sun off, also can be used in the time of rainy day keeping off the rain.

In the present embodiment, be provided with kerve 221 on the described backrest 22.Kerve 221 is arranged at handle 23 top, kerve 221 be arranged so that pulling handle 23 o'clock is lighter.

In the present embodiment, described vehicle frame 1 rear portion is provided with rear push-rod 8.When children need rest, promote rear push-rod 8 and get final product; In the angular adjustment process of backrest 22, rear push-rod 8 also can be used for propping up backrest 22, improves safety of the present utility model.

Above-described embodiment is the better implementation of the utility model, and in addition, the utility model can also realize by alternate manner that any apparent replacement is all within protection domain of the present utility model under the prerequisite that does not break away from the present utility model design.

Claims

1. the perambulator of an adjustable backrest, comprise vehicle frame (1), be installed in the seat (2) on the vehicle frame (1), be installed in the anterior handle (3) of vehicle frame (1), under described handle (3), be connected with rotating shaft, front-wheel (4) is installed in the rotating shaft lower end, the trailing wheel (6) that is arranged on the pedal (5) on the described front-wheel (4) and is installed in described vehicle frame (1) rear portion, it is characterized in that: described seat (2) comprise base (21) and backrest (22), base (21) and backrest (22) are hinged, and the junction of described base (21) and backrest (22) is provided with the rotating fixing machine for angle between adjusting base (21) and the backrest (22).

2. the perambulator of a kind of adjustable backrest according to claim 1, it is characterized in that: described rotating fixing machine comprises handle (23), retracing spring, pull bar (24), rotation fixed block (25) and rotary fixing base (26), handle (23) is arranged at described backrest (22) rear portion, one end of retracing spring is connected with handle (23), the other end of retracing spring is connected with backrest (22), pull bar (24) is flexibly connected with handle (23), one end of rotation fixed block (25) and pull bar (24) are flexibly connected, the other end and rotary fixing base (26) clamping of rotation fixed block (25), rotary fixing base (26) be arranged at that described base (21) is gone up and with backrest (22) sliding block joint.

3. the perambulator of a kind of adjustable backrest according to claim 2, it is characterized in that: described rotation fixed block (25) and rotary fixing base (26) are two, two rotation fixed blocks (25) are connected to the two ends of pull bar (24), and two rotary fixing bases (26) are arranged at respectively the both sides of backrest (22) bottom.

4. the perambulator of a kind of adjustable backrest according to claim 3, it is characterized in that: be provided with latch (251) on the described rotation fixed block (25), described rotary fixing base (26) comprises the first positioning groove (261) and the second positioning groove (262), when backrest (22) when not adjusting, latch (251) and the first positioning groove (261) clamping, when backrest (22) is adjusted, latch (251) and the second positioning groove (262) butt.

5. the perambulator of a kind of adjustable backrest according to claim 1, it is characterized in that: be provided with handrail (27) on described seat (2), handrail (27) comprises armrest body (271), attaching parts (272), connecting element (273) and hold down groove (274), described hold down groove (274) is arranged at the outside of rotary fixing base (26), connecting element (273) removably connects with hold down groove (274), attaching parts (272) is flexibly connected with connecting element (273), and armrest body (271) removably connects with attaching parts (272).

6. the perambulator of a kind of adjustable backrest according to claim 1, it is characterized in that: be provided with footing plate (28) on described seat (2), footing plate (28) comprises footing plate main body (281), connecting portion (282) and fixed part (283), described fixed part (283) is arranged at bottom, seat (2), connecting portion (282) is flexibly connected with fixed part (283), and footing plate main body (281) removably connects with connecting portion (282).

7. the perambulator of a kind of adjustable backrest according to claim 1, it is characterized in that: be provided with safety strap (7) on described seat (2), safety strap (7) comprises ribbon, dead bolt and snap close, one end of ribbon is captiveed joint with seat (2), the other end of ribbon is captiveed joint with dead bolt, and dead bolt and snap close are fastened and connected.

8. the perambulator of a kind of adjustable backrest according to claim 1, it is characterized in that: be provided with the sun shade (29) that can fold on the described backrest (22), sun shade (29) comprise the turret (291) that is arranged on the backrest (22), can be around some envelopeds (292) and the puggaree that is connected described enveloped (292) (293) of described turret (291) rotation.

9. the perambulator of a kind of adjustable backrest according to claim 1 is characterized in that: be provided with kerve (221) on the described backrest (22).

10. the perambulator of a kind of adjustable backrest according to claim 1, it is characterized in that: described vehicle frame (1) rear portion is provided with rear push-rod (8).