阅读说明：本技术 一种多功能育儿车 (Multifunctional child-care vehicle ) 是由 张艳红 于 2019-11-15 设计创作，主要内容包括：本发明属于婴童产品技术领域,公开了一种多功能育儿车,包括底座、安装在所述底座一端的支撑架以及安装在所述支撑架上的摇椅组件；所述摇椅组件包括转动连接的上框体、下框体以及用于调节上框体和下框体转动状态的连杆组件；所述底座上安装有用于控制所述摇椅摆动的摆动组件以及用于控制所述摆动组件工作的电机；所述电机控制摆动组件使摇椅组件在水平方向上摆动或固定；所述支撑架可升降调整摇椅组件的高度；所述摇椅组件可在竖直方向上转动使其从初始状态下转动至竖直状态用于幼儿学步。本发明能够作为摇椅给婴儿助眠,同时在婴儿成长的过程中能够用于供婴幼儿学步使用,使用周期较单一的摇椅或者学步车长。(The invention belongs to the technical field of baby products and discloses a multifunctional baby carriage which comprises a base, a support frame and a rocking chair assembly, wherein the support frame is installed at one end of the base; the rocking chair assembly comprises an upper frame body, a lower frame body and a connecting rod assembly, wherein the upper frame body and the lower frame body are connected in a rotating mode; a swinging assembly for controlling the rocking chair to swing and a motor for controlling the swinging assembly to work are arranged on the base; the motor controls the swinging assembly to enable the rocking chair assembly to swing or be fixed in the horizontal direction; the supporting frame can be lifted to adjust the height of the rocking chair component; the swing assembly is vertically rotatable from an initial configuration to an upright configuration for a child to learn to walk. The baby walker can be used as a rocking chair to help a baby to sleep, can be used for the baby to learn to walk in the growth process of the baby, and has a single service cycle compared with the rocking chair or the walker.)

1. A multi-functional child-care vehicle which is characterized in that: the rocking chair comprises a base, a supporting frame arranged at one end of the base and a rocking chair component arranged on the supporting frame; a swinging assembly for controlling the rocking chair to swing and a motor for controlling the swinging assembly to work are arranged on the base; the motor controls the swinging component to enable the rocking chair component to swing or be fixed in the horizontal direction;

the support frame comprises a support rod and a mounting frame for mounting the rocking chair component; the rocking chair component comprises an upper frame body and a lower frame body which are connected in a rotating manner; the rocking chair component is rotatably arranged on the mounting frame through the upper frame body; a cam part for fixing the rotation position of the lower frame is formed at the connecting part of the lower frame and the upper frame;

the rocking chair assembly also comprises a connecting rod assembly arranged on the side surfaces of the upper frame body and the lower frame body; the connecting rod assembly comprises a first connecting rod which is rotatably connected to a rotating shaft of the upper frame body, a second connecting rod which is fixedly connected to a rotating shaft of the lower frame body and a transverse connecting rod which is used for connecting the first connecting rod and the second connecting rod; the end part of the first connecting rod or the second connecting rod is fixedly connected with a handle; a lug is formed on one side of the first connecting rod facing the upper frame body; two limiting lugs are formed on one side, facing the first connecting rod, of the upper frame body corresponding to the lugs; an arc-shaped bulge used for positioning the first connecting rod is formed at the position, corresponding to the first connecting rod, of the mounting frame; the lower frame body can rotate downwards through the rotation of the handle, an included angle is limited through the cam part, then the upper frame body is further rotated until the upper frame body is vertical through the abutting of the convex block and the limiting convex block, and each part is fixed through the positioning of the first connecting rod and the mounting frame;

when the rocker chair assembly is in the initial state, the included angle between the rocker chair assembly and the horizontal plane is 0-30 degrees, and the first connecting rod and the mounting frame are positioned so as to fix all the parts.

2. The multi-functional nursing cart of claim 1, wherein: the swinging assembly comprises a rotating rod rotatably mounted on the base, a driving gear fixedly connected to an output shaft of the motor and a rotating disc coaxially mounted below the driving gear; the support rod is sleeved on the rotating rod; the rotating rod is kept fixed in the vertical direction; the rotating rod and the supporting frame synchronously rotate; a positioning part is formed at the lower end of the rotating rod below the base; a rocker is formed on one side of the positioning part facing the motor; a connecting groove is formed in the rocker;

the driving gear is positioned below the base; the rotating disc is positioned between the driving gear and the positioning part; the rotating disc is rotatably connected with an output shaft of the motor; a first ratchet wheel is fixedly connected below the driving gear; a pawl is arranged above the rotating disc corresponding to the first ratchet wheel; a sliding head which is connected in the connecting groove in a sliding manner is formed below the rotating disc;

a sliding inserting plate is connected below the base in a sliding manner; the insert plate is formed with a rack which is in meshing transmission connection with the driving gear; the sliding insertion plate is provided with an insertion rod towards the positioning part; a socket for positioning is formed on the positioning part facing the inserted link; a spring is arranged at one end of the sliding inserting plate, which is far away from the driving gear; the sliding insertion plate slides to one end of the stroke, the insertion rod is inserted into the insertion hole, the rack and the driving gear just separate from each other and the spring contracts when the sliding insertion plate slides to the other end, and the insertion plate separates from the first ratchet wheel and the pawl in the insertion hole process.

3. The multi-functional nursing cart of claim 2, wherein: an outer rack is formed on the outer side of the sliding inserting plate; the lower end of the base is fixedly connected with a supporting leg screw rod; the supporting leg screw is connected with a supporting leg in a threaded manner; a driven gear in meshing transmission connection with the external tooth bar is formed on the periphery of the upper part of the supporting leg; the sliding insertion plate is far away from the rotating rod, when the sliding insertion plate moves in the direction of the rotating rod, the base is supported by the supporting legs to be limited to move, and the supporting legs support the base earlier than the insertion plate is separated from the inserting hole.

4. The multi-functional nursing cart of claim 3, wherein: the lower end of the supporting rod is rotatably connected with a rotating knob; an external thread is formed on the periphery of the rotating rod; an internal thread in threaded connection with the external thread is formed on the inner wall of the rotary knob; one side of the rotating rod is provided with a vertically arranged sliding groove; the inner wall of the supporting rod is provided with a sliding block which is connected with the sliding groove in a sliding manner.

5. The multi-functional nursing cart of any one of claims 1-4, wherein: a crawler assembly is arranged on the base and below the rocking chair assembly; the crawler assembly comprises a crawler arranged along the length direction of the base, and a front wheel shaft and a rear wheel shaft which are arranged at two ends of the inner side of the crawler; ratchets arranged at equal intervals are formed on the inner wall of the crawler; a second ratchet wheel in one-way transmission connection with the ratchet is formed on the front wheel shaft, so that the upper surface of the crawler belt moves backwards to drive the front wheel shaft to rotate; two ends of the front wheel shaft are respectively and fixedly connected with a shaft end gear; an adjusting gear in meshing transmission connection with the shaft end gear is arranged on the base; the outer side of the adjusting gear and two ends of the rear wheel shaft are respectively and fixedly connected with wheels.

6. The multi-functional nursing cart of claim 3, wherein: the two outer racks are symmetrically formed on the left side and the right side of the sliding inserting plate; the number of the supporting leg screw rods and the number of the supporting legs are respectively 2.

7. The multi-functional nursing cart of claim 5, wherein: the distance between the hinge points of the transverse connecting rod and the second connecting rod is greater than the distance between the hinge points of the transverse connecting rod and the first connecting rod, and the ratio of the distances is 1.5-2.

Technical Field

The invention belongs to the technical field of baby products, and particularly relates to a multifunctional baby carriage.

Background

Among the existing infant care products, with the growth of infants, different infant care products such as rocking chairs, baby strollers, strollers and the like are often available in different periods or different occasions, and such products generally have single functions and short service cycles, and for example, the baby strollers can only be used as products in the learning period.

Chinese utility model patent No. CN200953979Y discloses a dual-purpose cart for walking and rocking chair, which is realized by turning the turning frames at both sides outward by 90 degrees when switching from the walker to the rocking chair, so that the arc-shaped side faces of the turning frames land and the wheel bodies turn inward along with the turning frames; in this document, the baby seat cannot be adjusted when used as a walker, and the baby has a poor walking posture or habit and needs to be corrected at a later stage.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: aiming at the defects in the prior art, a multifunctional baby carriage is provided.

In order to realize the purpose of the invention, the following technical scheme is adopted for realizing the purpose: a multifunctional child-care vehicle comprises a base, a supporting frame arranged at one end of the base and a rocking chair component arranged on the supporting frame; a swinging assembly for controlling the rocking chair to swing and a motor for controlling the swinging assembly to work are arranged on the base; the motor controls the swinging component to enable the rocking chair component to swing or be fixed in the horizontal direction; the symmetry plane of the rocker chair component and the symmetry plane of the supporting frame are located on the same plane.

The support frame comprises a support rod and a mounting frame for mounting the rocking chair component; the rocking chair component comprises an upper frame body and a lower frame body which are connected in a rotating manner; the rocking chair component is rotatably arranged on the mounting frame through the upper frame body; and a cam part for fixing the rotation position of the lower frame is formed at the connecting part of the lower frame and the upper frame.

The rocking chair assembly also comprises a connecting rod assembly arranged on the side surfaces of the upper frame body and the lower frame body; the connecting rod assembly comprises a first connecting rod which is rotatably connected to a rotating shaft of the upper frame body, a second connecting rod which is fixedly connected to a rotating shaft of the lower frame body and a transverse connecting rod which is used for connecting the first connecting rod and the second connecting rod; the end part of the first connecting rod or the second connecting rod is fixedly connected with a handle; a lug is formed on one side of the first connecting rod facing the upper frame body; two limiting lugs are formed on one side, facing the first connecting rod, of the upper frame body corresponding to the lugs; an arc-shaped bulge used for positioning the first connecting rod is formed at the position, corresponding to the first connecting rod, of the mounting frame; the lower frame body can rotate downwards through the rotation of the handle, an included angle is limited through the cam part, then the upper frame body is further rotated until the upper frame body is vertical through the abutting of the convex block and the limiting convex block, and the first connecting rod and the mounting frame are positioned to fix all parts.

When the rocking chair component is in an initial state, an included angle between the rocking chair component and a horizontal plane is 0-30 degrees, and the rocking chair component and the mounting rack are positioned through the first connecting rod so as to fix all components; the supporting frame can be lifted to adjust the height of the rocking chair component.

As a preferable scheme: the swinging assembly comprises a rotating rod rotatably mounted on the base, a driving gear fixedly connected to an output shaft of the motor and a rotating disc coaxially mounted below the driving gear; the support rod is sleeved on the rotating rod; the rotating rod is kept fixed in the vertical direction; the rotating rod and the supporting frame synchronously rotate; a positioning part is formed at the lower end of the rotating rod below the base; a rocker is formed on one side of the positioning part facing the motor; a connecting groove is formed in the rocker;

the driving gear is positioned below the base; the rotating disc is positioned between the driving gear and the positioning part; the rotating disc is rotatably connected with an output shaft of the motor; a first ratchet wheel is fixedly connected below the driving gear; a pawl is arranged above the rotating disc corresponding to the first ratchet wheel; a sliding head which is connected in the connecting groove in a sliding manner is formed below the rotating disc;

a sliding inserting plate is connected below the base in a sliding manner; the insert plate is formed with a rack which is in meshing transmission connection with the driving gear; the sliding insertion plate is provided with an insertion rod towards the positioning part; a socket for positioning is formed on the positioning part facing the inserted link; a spring is arranged at one end of the sliding inserting plate, which is far away from the driving gear; the sliding insertion plate slides to one end of the stroke, the insertion rod is inserted into the insertion hole, the rack and the driving gear just separate from each other and the spring contracts when the sliding insertion plate slides to the other end, and the insertion plate separates from the first ratchet wheel and the pawl in the insertion hole process.

As a preferable scheme: an outer rack is formed on the outer side of the sliding inserting plate; the lower end of the base is fixedly connected with a supporting leg screw rod; the supporting leg screw is connected with a supporting leg in a threaded manner; a driven gear in meshing transmission connection with the external tooth bar is formed on the periphery of the upper part of the supporting leg; the sliding insertion plate is far away from the rotating rod, when the sliding insertion plate moves in the direction of the rotating rod, the base is supported by the supporting legs to be limited to move, and the supporting legs support the base earlier than the insertion plate is separated from the inserting hole.

As a preferable scheme: the lower end of the supporting rod is rotatably connected with a rotating knob; an external thread is formed on the periphery of the rotating rod; an internal thread in threaded connection with the external thread is formed on the inner wall of the rotary knob; one side of the rotating rod is provided with a vertically arranged sliding groove; the inner wall of the supporting rod is provided with a sliding block which is connected with the sliding groove in a sliding manner.

As a preferable scheme: a crawler assembly is arranged on the base and below the rocking chair assembly; the crawler assembly comprises a crawler arranged along the length direction of the base, and a front wheel shaft and a rear wheel shaft which are arranged at two ends of the inner side of the crawler; ratchets arranged at equal intervals are formed on the inner wall of the crawler; a second ratchet wheel in one-way transmission connection with the ratchet is formed on the front wheel shaft, so that the upper surface of the crawler belt moves backwards to drive the front wheel shaft to rotate; two ends of the front wheel shaft are respectively and fixedly connected with a shaft end gear; an adjusting gear in meshing transmission connection with the shaft end gear is arranged on the base; the outer side of the adjusting gear and two ends of the rear wheel shaft are respectively and fixedly connected with wheels.

As a preferable scheme: the two outer racks are symmetrically formed on the left side and the right side of the sliding inserting plate; the number of the supporting leg screw rods and the number of the supporting legs are respectively 2.

As a preferable scheme: the distance between the hinge points of the transverse connecting rod and the second connecting rod is greater than the distance between the hinge points of the transverse connecting rod and the first connecting rod, and the ratio of the distances is 1.5-2.

Compared with the prior art, the invention has the beneficial effects that: when the rocking chair assembly is used for helping the infant to sleep, the supporting frame is located at the lowest end, the rocking chair assembly is located in an initial state, the supporting legs support the wheels to prevent the wheels from rolling and further fix the position of the base, the sliding inserting plate is located at one end far away from the rotating rod, the inserting rod is separated from the inserting port at the moment, the rotating rod is driven by the motor to rotate positively at the moment, and the rotating rod swings in a reciprocating mode within a certain angle to enable the rocking chair to swing in a reciprocating mode; when the rocking chair component is used for an infant to learn to walk, the supporting frame is lifted upwards and fixed in height, the rocking chair component is rotated to be in an upright state and fixed through a binding belt and the like, the motor rotates reversely, the inserting rod moves towards the inserting opening, the supporting legs are retracted until the inserting rod is inserted into the inserting opening, the angle of the supporting frame relative to the base is fixed, namely the length direction of the rocking chair component is consistent with the length direction of the base, and the infant can advance through the wheels by treading the upper surface of the crawler.

The reverse rotation angle of the motor can be determined by the preset rotating speed and time when the motor is delivered from a factory.

The baby walker can be used as a rocking chair to help a baby to sleep, can be used for the baby to learn to walk in the growth process of the baby, and can greatly prolong the service cycle compared with the rocking chair or the walker; when the rocking chair is used as a rocking chair for helping babies to sleep, the base is supported by the supporting legs to fix the position of the base so as to keep stable; when the adjustable support frame is used for the infant to learn walking, the support legs can be folded up to realize the effect of learning walking of the infant through the action of the tracks and the wheels, bad walking habits caused by height problems such as standing on tiptoes and the like can be prevented through the adjustable support frame, and meanwhile, the infant is prevented from being injured by sharp objects and the like which may exist when the infant directly contacts the ground to learn walking; when the rocking chair component rotates to be in a vertical state, the lower frame body can rotate backwards to a fixed angle while the upper frame body rotates to be vertical through the rotation of the connecting rod component; the rocking chair and the baby walker can be switched by controlling the swinging assembly through the motor, namely, the supporting legs are controlled to be supported and the inserted bar is separated from the socket or the supporting legs are controlled to be retracted and the inserted bar is inserted into the socket.

Drawings

Fig. 1 and fig. 2 are schematic structural diagrams of the present invention in two states, respectively.

Fig. 3 is a schematic structural diagram of the present invention.

Fig. 4 is an exploded view of the present invention.

Fig. 5 is a schematic structural view of the base.

Fig. 6 is a schematic structural view of the support bar.

Fig. 7 is a schematic view of the rotating lever.

Fig. 8 is a schematic structural view of the upper frame body.

Fig. 9 is a schematic structural view of the lower frame body.

Fig. 10 is a schematic structural view of the first link.

Fig. 11 is a schematic view of the structure of the front axle.

Fig. 12 is a schematic structural view of the drive gear.

Fig. 13 is a schematic view of the structure of the rotating disk.

Fig. 14 is a schematic structural view of the slide gate.

Fig. 15 is a schematic structural view of the leg.

Fig. 16 is a schematic view of the structure of the turning knob.

Fig. 17 is a schematic view of the structure of the crawler.

1. A base; 16. a support leg screw; 161. a limit screw; 17. sliding the clamping strip; 18. fixing a baffle plate; 19. positioning seats; 10. a support leg; 101. a driven gear; 102. supporting a cylinder; 103. lifting the head;

2. a support frame; 21. a support bar; 211. a slider; 212. positioning a knob; 22. a mounting frame; 23. mounting a rod; 231. an arc-shaped bulge; 232. a rack bar slot; 24. rotating the knob; 241. an internal thread;

3. a rocker chair assembly; 31. an upper frame body; 311. a support shaft; 312. a mating surface; 313. a limiting bump; 32. a lower frame body; 321. a cam portion; 33. a connecting rod assembly; 331. a first link; 3311. a handle; 3312. a bump; 332. a second link; 333. a transverse connecting rod;

4. a swing assembly; 41. rotating the rod; 411. a positioning part; 4111. a rocker; 41111. connecting grooves; 4112. a socket; 4113. a guide area; 412. a sliding groove; 413. an external thread; 42. a drive gear; 421. a first ratchet wheel; 43. rotating the disc; 431. a pawl; 432. a sliding head;

5. a motor;

6. a sliding plug board; 61. an inner rack; 62. inserting a rod; 63. an outer rack; 64. a spring;

7. a track assembly; 71. a crawler belt; 711. a ratchet; 72. a front wheel axle; 721. a second ratchet wheel; 722. a shaft end gear; 73. a rear wheel axle; 74. adjusting the gear; 75. a wheel; 76. a support roller;

8. a frame rod.

Detailed Description