CN219428214U - Foldable cradle trolley - Google Patents

Abstract

The utility model discloses a foldable cradle trolley, which relates to the field of baby trolleys and comprises a truckle bracket, a swinging device, a trolley handle, a protection frame and a swinging device, wherein the protection frame comprises a seat front turning pipe, a connecting frame, a seat lifting gear pipe, the protection handle, a awning frame and a seat cushion plate, the swinging device is provided with a cradle, the upper end of the connecting frame is provided with an inclined plane, one end of the inclined plane, which is far away from a swinging plug, is rotatably connected with the seat front turning pipe, one end of the inclined plane, which is far away from the seat front turning pipe, is rotatably connected with the seat lifting gear pipe, the middle part of the inclined plane is rotatably connected with the protection handle, one end of the seat lifting gear pipe, which is close to the connecting frame, is detachably provided with the awning frame, and the middle part of the connecting frame is rotatably provided with the seat cushion plate. The sunshade is used for sunshade the position of the cradle and the cushion plate, the seat lifting gear tube can be freely turned over, an infant can lie in the cradle, after the seat front turning tube is rotated downwards, the infant can also be seated on the seat cushion plate and can be folded and stored.

Description

Foldable cradle trolley

Technical Field

The utility model relates to the field of baby carts, in particular to a foldable cradle cart.

Background

The baby stroller is a consumer product for children, and is used for baby walking instead of walking and sleeping, the structure and the functions of the baby stroller on the market are too single, the baby stroller is simply used as a baby walking instead of walking, and a humanized structural design is lacking, for example, when the baby stroller is used for carrying a baby to walk out, the baby stroller can not be effectively stored due to large occupied space.

For example, the utility model of publication number CN211001529U discloses an intelligent electric cradle cart for infants, which comprises a cart frame and a swinging device, wherein the cart frame comprises a cart handle, a castor support and a protective frame, the swinging device comprises a first swinging main head, a second swinging main head, a first fixing mechanism, a second fixing mechanism, a driving swinging rod and a driven swinging rod, the first swinging main head is rotatably connected with the first fixing mechanism, the second swinging main head is rotatably connected with the second fixing mechanism, the cart handle, the castor support and the driving swinging rod are connected with the first swinging main head and the second swinging main head, the protective frame and the driven swinging rod are connected with the first fixing mechanism and the second fixing mechanism, the driving swinging rod is connected with the driven swinging rod through a swinging connecting block, and the first swinging main head is used for driving the driving swinging rod to realize horizontal swinging. The protection frame comprises two protection frame strips, two ends of the two protection frame strips are respectively rotatably connected with the first fixing mechanism and the second fixing mechanism, and the sunshade adjusting frame is arranged on one of the protection frame strips. An infant usually lies in a cradle of the baby carriage, when the infant sits in the cradle for use, the infant can only keep a leg-bending posture in the cradle, legs cannot be straightened freely, and the sitting posture of the infant is poor in use effect.

Disclosure of Invention

The present utility model is directed to a foldable bassinet cart for solving the above-mentioned problems.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a folding cradle shallow, includes truckle support, sways device, shallow handle, protective frame and sways the device, sways the device including rotatable setting up in the inside passive pendulum rod of truckle support, passive pendulum rod both ends all are equipped with sways the socket, it is rotatable coupling with truckle support upper end to sway the socket, the inside cradle that is equipped with of passive pendulum rod, protective frame includes seat front turning tube, link, seat lift fender position pipe, protective handle, sunshade frame and seatpad board, the link lower extreme is rotatable to be equipped with sways the plug, sways the plug and sways socket one-to-one and be connected, the link upper end is equipped with the inclined plane, the inclined plane is kept away from the rotatable seat front turning tube that is connected with of one end of swaing the plug, the inclined plane is kept away from the seat front turning tube's one end rotatable coupling seat lift fender position pipe, the rotatable coupling in the middle part of inclined plane has protective handle, seat lift fender position pipe is close to the one end dismantlement of link is equipped with sunshade frame, the link middle part is equipped with seat pad. The seat cushion plate can be rotatably arranged between the seat front turning pipe and the seat lifting gear pipe, the seat cushion plate can be rotated to expose the cradle below, and the awning can be folded and retracted. The seat cushion plate is used for supporting the buttocks of a baby, the passive rocking rod is used for supporting the cradle, the awning is used for shading the positions of the cradle and the seat cushion plate, the seat cushion plate can be freely turned over, the baby can lie in the cradle, after the front turning tube of the seat is turned downwards, the baby can also be seated on the seat cushion plate, and the cart can be folded so as to be stored.

Further, the protection frame further comprises a foot-bearing turning plate, the foot-bearing turning plate is arranged in the seat front turning tube, and the foot-bearing turning plate is rotatably connected with the seat cushion plate through a hinge. The foot supporting turning plate is used for supporting the feet of the baby, and after the seat front turning pipe is rotated downwards, the feet of the baby are supported by the foot supporting turning plate, so that the baby can sit right above the cradle.

Further, the link includes connecting rod, supporting component and two supporting seats that the symmetry set up, two be connected through the connecting rod between the supporting seat is close to the one end of seat front turn pipe, the seatpad board is close to the one end and the connecting rod rotatable coupling of seat front turn pipe, two the supporting seat is close to the one end of seat lift gear pipe and is equipped with supporting component, the seatpad board is close to the one end and the supporting component detachable coupling of seat lift gear pipe. One end of the seat lifting gear pipe is rotatably connected with the supporting seat, so that the seat lifting gear pipe can be overturned, one end of the seat cushion plate is arranged on the connecting rod, and the supporting component is used for supporting the other end of the seat cushion plate, so that the seat cushion plate can be overturned.

Further, the supporting component comprises a plurality of fixing seats, two the one end that the supporting seat is close to the seat lift gear pipe all is equipped with a plurality of fixing seats, the one end that the seatpad board is close to the seat lift gear pipe is equipped with a plurality of support bars, every the support bar both ends all are equipped with the link, the link can be dismantled with the fixing seat one-to-one and be connected. The fixing seat is used for installing the connecting end, and supports the seat cushion plate through the supporting bar, so that the seat cushion plate is horizontally arranged.

Furthermore, a positioning groove in clearance fit with the connecting end is formed in the upper surface of each fixing seat. The positioning groove is used for positioning and supporting the connecting end, and positioning is carried out on the two ends of the supporting bar through the positioning groove.

Further, the sunshade frame includes main frame, two first sockets and two second sockets, the equal transmissible in main frame both ends is connected with first socket, seat lift keeps off the position and manages both ends and all can dismantle and be equipped with the second socket, and first socket and second socket one-to-one can dismantle and be connected, second socket one end concave be equipped with seat lift keeps off position pipe complex buckle groove, the protruding bayonet joint that is equipped with in second socket other end, the bayonet socket has been seted up to first socket, the bayonet joint can be dismantled and set up in the bayonet socket. The first plug-in seat is detachably connected with the second plug-in seat, so that the main tent frame can be detached, and the main tent frame is convenient to store and install.

Further, the protection handle includes main handle and articulated head, the articulated head is connected with all can be dismantled at main handle both ends, articulated head and supporting seat one-to-one rotatable coupling. The articulated joint is used for connecting the handle main part on the supporting seat, and the articulated joint is connected at main handle both ends buckle, and main handle can dismantle alone, and main handle is convenient for accomodate and install.

Further, the swing socket is provided with an inserting cavity extending along the vertical direction, one end of the swing plug is detachably arranged in the inserting cavity, the other end of the swing plug is provided with a hinge part and a supporting platform for supporting the supporting seat, and the hinge part is rotatably connected with the supporting seat. The supporting platform on the swinging plug is used for contacting with the bottom surface of the supporting seat so as to support the supporting seat, the hinge part on the swinging plug is used for hinging the supporting seat, and the swinging plug can be inserted into the plugging cavity along the vertical direction or pulled out from the plugging cavity so as to be convenient for installing the protection frame.

Further, swing plug includes swing plug shell, locking sliding block, compression spring and unblock handle, the inside vertical direction slip of following of swing plug shell is equipped with the unblock handle, the inside horizontal direction slip of following of swing plug shell is equipped with the locking sliding block, it is equipped with compression spring to press from both sides between locking sliding block one end and the swing plug shell inner wall, the locking sliding block other end is equipped with the plug that extends along locking sliding block direction of movement, the lockhole that supplies the plug to run through has been seted up to the swing socket side, the locking sliding block is equipped with locking slider direction inclined plane, the plane that locking slider direction inclined plane is located is inclined with the direction of movement of locking sliding block, the one end that the unblock handle is close to locking sliding block is equipped with the unblock handle direction inclined plane that contacts with locking slider direction inclined plane. The compression spring is used for applying elastic force to one end of the locking sliding block, so that a plug at one end of the locking sliding block tends to the outer side of the swing plug shell, the plug can be inserted into the jack, and the swing plug and the swing socket are detachably connected together through the plug matched with the jack; when the swing plug is used, the unlocking handle is controlled to move up and down, the unlocking handle is moved to drive the unlocking handle guide inclined plane to move, and the locking slide block guide inclined plane is pushed to move through the unlocking handle guide inclined plane, so that the locking slide block horizontally moves, and the plug bolt is retracted into the swing plug shell.

Further, the swinging device further comprises an active swinging rod and a swinging main machine head, the upper end of the active swinging rod is rotatably connected with the upper end of the caster bracket, the passive swinging rod is arranged on the inner side of the active swinging rod, the lower end of the active swinging rod is connected with the lower end of the passive swinging rod through a universal joint, and the caster bracket is provided with the swinging main machine head for driving the active swinging rod to swing. The caster bracket is used for supporting the active swinging rod and the active swinging rod, the upper end of the caster bracket is provided with a swinging main machine head, the swinging main machine head is provided with a driving device for driving the active swinging rod to swing, and the lower ends of the active swinging rod and the passive swinging rod are connected with each other, so that the active swinging rod and the passive swinging rod can swing synchronously.

The beneficial effects of the utility model are as follows: the sunshade is used for sunshade to cradle and cushion board position, and the seat lift keeps off the position pipe and can freely overturn, and the baby can lie in the cradle, turns the pipe and rotate the back downwards before with the seat, and the baby also can sit on the seat backing plate, supports baby's shank through the seat turn pipe before, promotes baby's position of sitting result of use, and the shallow can fold so as to accomodate.

Drawings

The utility model is further illustrated by the accompanying drawings, which are not to be construed as limiting the utility model in any way.

Fig. 1 is a perspective view of a cradle cart according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a cradle cart according to an embodiment of the present utility model;

FIG. 3 is an enlarged view of portion A according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a swing plug according to an embodiment of the present utility model;

fig. 5 is a partial sectional view of a cradle cart according to an embodiment of the present utility model.

Reference numerals: the bicycle comprises a caster bracket 1, a cart handle 2, a driven rocking rod 3, an active rocking rod 4, a universal joint 5, a rocking main head 6, a connecting frame 7, a seat front turning tube 8, a seat lifting gear tube 9, a protection handle 10, a awning frame 11, a seat cushion plate 12, a foot supporting plate 13, a supporting seat 71, a connecting rod 72, a fixed seat 73, a supporting bar 74, a rocking socket 14, a rocking plug 15, a rocking plug housing 151, a locking sliding block 152, a locking sliding block guiding inclined plane 155, a compression spring 153, an unlocking handle 154, an unlocking handle guiding inclined plane 156, a hinging part 141 and a supporting platform 142.

Description of the embodiments

The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. Terms of orientation such as "up, down, left, right" are used generally to refer to up, down, left, and right as shown in fig. 1. "inner and outer" refer to inner and outer on a particular contour. "distal" and "proximal" refer to both distal and proximal relative to a component.

Examples

As shown in fig. 1-5, a foldable cradle cart provided by an embodiment of the present utility model includes a caster bracket 1, a swinging device, a cart handle 2, a protection frame and a swinging device, the swinging device includes a passive swinging rod 3 rotatably disposed in the caster bracket 1, both ends of the passive swinging rod 3 are respectively provided with a swinging socket 14, the swinging socket 14 is rotatably connected with an upper end of the caster bracket 1, a cradle is disposed in the passive swinging rod 3, the protection frame includes a seat front turning tube 8, a connection frame 7, a seat lifting gear tube 9, a protection handle 10, a sunshade frame 11 and a seat cushion plate 12, a swinging plug 15 is rotatably disposed at a lower end of the connection frame 7, the swinging plug 15 is detachably connected with the swinging socket 14 one by one, an upper end of the connection frame 7 is provided with an inclined surface, one end of the inclined surface far from the swinging plug 15 is rotatably connected with the seat front turning tube 8, one end of the inclined surface far from the seat front turning tube 8 is rotatably connected with a seat lifting gear tube 9, a middle part of the inclined surface is rotatably connected with the protection handle 10, a seat lifting gear frame 11 is detachably connected with the seat lifting gear tube 7, and a middle part is detachably connected with the seat lifting gear frame 7. The seat cushion plate 12 is rotatably arranged between the seat front turning pipe 8 and the seat lifting gear pipe 9, the seat cushion plate 12 can be rotated to expose the cradle below, so that a baby can be conveniently placed into the cradle, and the awning can be folded and retracted. The seat cushion plate 12 is used for supporting the buttocks of a baby, the passive rocking rod 3 is used for supporting a cradle, the awning is used for shading the positions of the cradle and the seat cushion plate 12, the seat lifting gear tube 9 and the seat cushion plate 12 can be freely turned over, the baby can lie in the cradle, after the seat front turning tube 8 is turned downwards, the baby can also be seated on the seat cushion plate 12, and the cart can be folded for storage.

The protection frame further comprises a foot supporting turning plate 13, the foot supporting turning plate 13 is arranged in the seat front turning tube 8, and the foot supporting turning plate 13 is connected with the seat cushion plate 12 through a hinge. The foot supporting turning plate 13 is used for supporting the feet of the infant, and after the seat front turning tube 8 is rotated downwards, the feet of the infant are supported by the foot supporting turning plate 13, so that the infant can be seated right above the cradle.

The connecting frame 7 comprises a connecting rod 72, supporting components and two supporting seats 71 which are symmetrically arranged, wherein the two supporting seats 71 are connected with one end of a seat front turning pipe 8 through the connecting rod 72, one end of a seat cushion plate 12, which is close to the seat front turning pipe 8, is rotatably connected with the connecting rod 72, one end of the supporting seats 71, which is close to a seat lifting gear pipe 9, is provided with the supporting components, and one end of the seat cushion plate 12, which is close to the seat lifting gear pipe 9, is detachably connected with the supporting components. One end of the cushion plate 12 is rotatably disposed on the connecting rod 72, and the support assembly is used for supporting the other end of the cushion plate 12, so that the cushion plate 12 can be turned over.

The support assembly comprises a plurality of fixing seats 73, two one ends of the support seats 71, which are close to the seat lifting gear tube 9, are respectively provided with a plurality of fixing seats 73, one ends of the seat cushion plates 12, which are close to the seat lifting gear tube 9, are respectively provided with a plurality of support bars 74, each support bar 74 is respectively provided with a connecting end at two ends, and the connecting ends are fixedly connected with the fixing seats 73 in a one-to-one correspondence manner. The fixing base 73 is used for installing the connecting end, and supports the seat cushion plate 12 through the supporting bar 74, so that the seat cushion plate 12 is horizontally arranged.

The upper surface of each fixing seat 73 is provided with a positioning slot in clearance fit with the connecting end. The positioning groove is used for positioning and supporting the connecting end, and two ends of the supporting strip 74 are positioned through the positioning groove.

The sunshade frame 11 includes main frame, two first sockets and two second sockets, the equal transmissible in main frame both ends is connected with first socket, seat lift keeps off position pipe 9 both ends and all can dismantle and be equipped with the second socket, and first socket and second socket one-to-one can dismantle and be connected, second socket one end concave be equipped with seat lift keeps off position pipe 9 complex buckle groove, the protruding bayonet joint that is equipped with in second socket other end, the bayonet socket has been seted up to first socket, the bayonet joint can be dismantled and set up in the bayonet socket. The first plug-in seat is detachably connected with the second plug-in seat, so that the main tent frame can be detached, and the main tent frame is convenient to store and install.

The protection handle 10 comprises a main handle and hinge joints, wherein the hinge joints are detachably connected to two ends of the main handle, and the hinge joints are rotatably connected with the supporting seats 71 in a one-to-one correspondence manner. The articulated joint is used for connecting the handle main part on supporting seat 71, and the articulated joint is connected at main handle both ends buckle, and main handle can dismantle alone, and main handle is convenient for accomodate and install.

The swing socket 14 is provided with a socket cavity extending along the vertical direction, one end of the swing plug 15 is detachably arranged in the socket cavity, the other end of the swing plug 15 is provided with a hinge part 141 and a supporting platform 142 for supporting the supporting seat 71, and the hinge part 141 is rotatably connected with the supporting seat 71. The supporting platform 142 on the swinging plug 15 is used for contacting with the bottom surface of the supporting seat 71 to support the supporting seat 71, the hinge part 141 on the swinging plug 15 is used for hinging the supporting seat 71, and the swinging plug 15 can be inserted into or pulled out from the plugging cavity along the vertical direction, so that the protective frame is convenient to install.

The swing plug 15 comprises a swing plug housing 151, a locking sliding block 152, a compression spring 153 and an unlocking handle 154, wherein the unlocking handle 154 is arranged in the swing plug housing 151 in a sliding manner along the vertical direction, the locking sliding block 152 is arranged in the swing plug housing 151 in a sliding manner along the horizontal direction, the compression spring 153 is clamped between one end of the locking sliding block 152 and the inner wall of the swing plug housing 151, a plug extending along the moving direction of the locking sliding block 152 is arranged at the other end of the locking sliding block 152, a lock hole for the plug to penetrate is formed in the side surface of the swing socket 14, the locking sliding block 152 is provided with a locking sliding block guide inclined surface 155, a plane where the locking sliding block guide inclined surface 155 is located is obliquely intersected with the moving direction of the locking sliding block 152, and one end, close to the locking sliding block 152, of the unlocking handle 154 is provided with an unlocking handle guide inclined surface 156 which is in contact with the locking sliding block guide inclined surface 155. The compression spring 153 is used for applying elastic force to one end of the locking sliding block 152, so that a plug at one end of the locking sliding block 152 tends to the outer side of the swinging plug housing 151, the plug can be inserted into the jack, and the swinging plug 15 and the swinging socket 14 are detachably connected together through the plug matching with the jack; when the swing plug is used, the unlocking handle 154 is controlled to move up and down, the unlocking handle 154 moves to drive the unlocking handle guide inclined surface 156 to move, and the unlocking handle guide inclined surface 156 pushes the locking slide block guide inclined surface 155 to move, so that the locking slide block 152 horizontally moves, and the plug bolt is retracted into the swing plug shell 151.

The swinging device further comprises an active swinging rod 4 and a swinging main machine head 6, the upper end of the active swinging rod 4 is rotatably connected with the upper end of the caster bracket 1, the passive swinging rod is arranged on the inner side of the active swinging rod 4, the lower end of the active swinging rod 4 is connected with the lower end of the passive swinging rod through a universal joint 5, and the caster bracket 1 is provided with the swinging main machine head 6 for driving the active swinging rod 4 to swing. The truckle bracket 1 is used for supporting the active swinging rod 4 and the active swinging rod 4, the upper end of the truckle bracket 1 is provided with a swinging main machine head 6, the swinging main machine head 6 is provided with a driving device for driving the active swinging rod 4 to swing, and the lower ends of the active swinging rod 4 and the passive swinging rod are mutually connected, so that the active swinging rod 4 and the passive swinging rod can swing synchronously.

Examples

In an embodiment, the protection frame further includes a foot supporting turning plate 13, the foot supporting turning plate 13 is disposed inside the seat front turning tube 8, and the foot supporting turning plate 13 is detachably connected with the seat front turning tube 8. The foot supporting turning plate 13 is used for supporting the feet of the infant, and after the seat front turning tube 8 is rotated downwards, the feet of the infant are supported by the foot supporting turning plate 13, so that the infant can be seated right above the cradle.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, and as long as there is no contradiction between the technical features, these should be considered as the scope of the present description.

Claims (10)

1. The utility model provides a folding cradle shallow, includes truckle support, sways device, shallow handle, protective frame and sways device, its characterized in that: the swinging device comprises a driven swinging rod which is rotatably arranged inside a castor support, swinging sockets are arranged at two ends of the driven swinging rod, the swinging sockets are rotatably connected with the upper end of the castor support, a cradle is arranged inside the driven swinging rod, the protection frame comprises a seat front turning pipe, a connecting frame, seat lifting gear pipes, protection handles, a awning frame and a seat cushion plate, swinging plugs are rotatably arranged at the lower ends of the connecting frame, the swinging plugs are detachably connected with the swinging sockets in a one-to-one correspondence mode, inclined surfaces are arranged at the upper ends of the connecting frame, one ends of the inclined surfaces, far away from the swinging plugs, are rotatably connected with the seat front turning pipes, one ends, far away from the seat front turning pipes, of the inclined surfaces are rotatably connected with seat lifting gear pipes, the middle parts of the inclined surfaces are rotatably connected with protection handles, one ends, close to the connecting frame, of the seat lifting gear pipes are detachably provided with awning frames, and seat cushion plates are arranged at the middle parts of the connecting frame.

2. The collapsible bassinet cart of claim 1, wherein: the protection frame further comprises a foot-bearing turning plate, the foot-bearing turning plate is arranged in the seat front turning tube, and the foot-bearing turning plate is rotatably connected with the seat cushion plate.

3. The collapsible bassinet cart of claim 2, wherein: the connecting frame comprises a connecting rod, a supporting component and two supporting seats which are symmetrically arranged, wherein the two supporting seats are connected through the connecting rod between one ends of the supporting seats, which are close to the front turning pipe of the seat, the one ends of the seat cushion plates, which are close to the front turning pipe of the seat, are rotatably connected with the connecting rod, the two supporting seats are provided with the supporting component at one ends, which are close to the lifting gear pipe of the seat, and the one ends, which are close to the lifting gear pipe of the seat cushion plates, are detachably connected with the supporting component.

4. The collapsible bassinet cart of claim 3, wherein: the support assembly comprises a plurality of fixing seats, two the one end of the support seat, which is close to the seat lifting gear pipe, is provided with a plurality of fixing seats, the one end of the seat cushion plate, which is close to the seat lifting gear pipe, is provided with a plurality of support bars, each of the two ends of the support bars is provided with a connecting end, and the connecting ends are detachably connected with the fixing seats in a one-to-one correspondence.

5. The collapsible cradle cart of claim 4, wherein: and each fixing seat upper surface is provided with a positioning groove in clearance fit with the connecting end.

6. The collapsible bassinet cart of claim 1, wherein: the sunshade frame comprises a main sunshade frame, two first plug-in sockets and two second plug-in sockets, wherein the first plug-in sockets are connected with the two ends of the main sunshade frame in a transmission manner, the second plug-in sockets are detachably arranged at the two ends of the lifting gear pipe of the seat, the first plug-in sockets are detachably connected with the second plug-in sockets in a one-to-one correspondence manner, a buckle groove matched with the lifting gear pipe of the seat is concavely formed in one end of the second plug-in socket, a plug connector is convexly arranged at the other end of the second plug-in socket, a plug-in groove is formed in the first plug-in socket, and the plug connector is detachably arranged in the plug-in groove.

7. The collapsible cradle cart of claim 4, wherein: the protection handle comprises a main handle and a hinge joint, wherein the hinge joints are detachably connected to two ends of the main handle, and the hinge joints are rotatably connected with the supporting seats in one-to-one correspondence.

8. The collapsible bassinet cart of claim 1, wherein: the swing socket is provided with an inserting cavity extending along the vertical direction, one end of the swing plug is detachably arranged in the inserting cavity, the other end of the swing plug is provided with a hinge part and a supporting platform for supporting a supporting seat, and the hinge part is rotatably connected with the supporting seat.

9. The collapsible bassinet cart of claim 1, wherein: the swing plug comprises a swing plug shell, a locking sliding block, a compression spring and an unlocking handle, wherein the unlocking handle is arranged in the swing plug shell in a sliding mode along the vertical direction, the locking sliding block is arranged in the swing plug shell in a sliding mode along the horizontal direction, the compression spring is clamped between one end of the locking sliding block and the inner wall of the swing plug shell, the other end of the locking sliding block is provided with a plug extending along the moving direction of the locking sliding block, a lock hole for the plug to penetrate is formed in the side face of the swing plug, the locking sliding block is provided with a locking sliding block guide inclined plane, the plane where the locking sliding block guide inclined plane is located is oblique to the moving direction of the locking sliding block, and one end, close to the locking sliding block, of the unlocking handle is provided with an unlocking handle guide inclined plane which contacts with the locking sliding block guide inclined plane.

10. The collapsible bassinet cart of claim 1, wherein: the swinging device further comprises an active swinging rod and a swinging main machine head, the upper end of the active swinging rod is rotatably connected with the upper end of the caster bracket, the passive swinging rod is arranged on the inner side of the active swinging rod, the lower end of the active swinging rod is connected with the lower end of the passive swinging rod through a universal joint, and the caster bracket is provided with the swinging main machine head for driving the active swinging rod to swing.