CN218703429U - Multifunctional baby cradle cart - Google Patents

Abstract

The utility model discloses a multifunctional baby cradle cart, which comprises a handlebar assembly, a handlebar folding device, a saddle assembly, a saddle folding device, a base, a cradle device, a brake speed regulating device and wheels, wherein the saddle assembly is connected with the handlebar assembly through an adjustable connecting block; the lower end of the handlebar assembly is connected with a handlebar folding device, the handlebar folding device is connected with the top of the cradle device, and the right side of the bottom surface of the saddle assembly is connected with the left end of the top surface of the cradle device through the saddle folding device; the cradle device is arranged in the base, the braking speed regulating device is arranged in the base, and the wheels are arranged on the lower part of the base; the cradle cart has various cradle modes, the seat is adjustable and foldable in height, the structure is compact, the cradle cart is convenient to carry during traveling, the dual functions of the cart and the cradle are realized, the cradle cart is suitable for indoor and outdoor multifunctional cradle carts of infants at different ages, the purchase cost is saved, the model selection time is saved, the space is saved, the structure is simple, the cradle cart is easy to manufacture, and the cradle cart is convenient to use.

Description

Multifunctional baby cradle cart

Technical Field

The utility model belongs to the technical field of the baby's shallow, a multi-functional baby's cradle shallow is related to.

Background

The folding baby stroller is an important baby stroller, is usually used as a main vehicle for babies to go out and walk, and is also a necessary article for mothers to go shopping. The electric cradle for baby is a children article for baby to sleep and rest. The prior folding baby stroller and the electric cradle are mostly separated, the baby stroller is generally used outdoors, and the electric cradle is generally used indoors. The baby needs to be purchased separately by parents at different age stages, so that the purchase cost is increased, the indoor space is occupied, and a large amount of type selection time is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model provides a multifunctional baby cradle cart to solve among the prior art folding baby cart and electric cradle and be detached mostly, the baby is at different age stages, and father and mother need purchase alone, has increased the purchase cost, has taken indoor space, has wasted the problem of a large amount of lectotype time.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model discloses a multi-functional baby cradle shallow, including the handlebar assembly, handlebar folding device, the saddle assembly, the saddle folding device, a pedestal, the cradle device, brake speed adjusting device and wheel, the saddle assembly includes back switch, the back, back folding device, the hood folding device, middle collapsible handrail, side handrail, the back rotation axis, adjustable connecting block, the leg holds in the palm and the saddle body, the back switch is installed in the upper end of back, the back passes through the back rotation axis to be connected with the saddle body, the back rotation axis is connected with back folding device, the hood folding device is installed in the back both sides, side handrail is installed in the saddle body both sides, middle collapsible handrail is installed in saddle body front end central point, the leg holds in the palm to be installed below the saddle body front end through leg support adjusting device; the saddle assembly is connected with the handlebar assembly through an adjustable connecting block; the lower end of the handlebar assembly is connected with a handlebar folding device, the handlebar folding device is connected with an upper slide block and a lower slide block of the cradle device, and the right side of the bottom surface of the saddle assembly is connected with the left end of a pedal plate for placing the cradle device through the saddle folding device; the cradle device is arranged in the base, the brake speed regulating device is arranged at the rear end of the base, the wheels are arranged at the lower part of the base, the front wheels of the wheels are universal wheels, and the rear wheels of the wheels are provided with independent brakes.

In the above solution, it may be preferred that the handlebar assembly comprises a fixed handlebar and a movable handlebar, the movable handlebar being mounted on the upper end of the fixed handlebar, said two parallel fixed handlebars being connected to the saddle by means of two parallel adjustable connecting blocks.

It can also be preferred that the base includes support frame bottom surface connecting plate, wheel support frame, preceding connection crossbeam, back connection crossbeam and base upper cover plate, and the wheel is installed respectively on two parallel wheel support frames, and support frame bottom surface connecting plate is installed in wheel support frame bottom, and the base upper cover plate is installed at wheel support frame top, and preceding connection crossbeam and back connection crossbeam are installed respectively in front end and rear end between two parallel wheel support frames.

Preferably, the cradle device comprises a cradle device spring, guide rails, an upper sliding block, a lower sliding block, a speed reduction motor connecting seat, a speed reduction motor, a swing arm, a middle sliding block, a motor fixing seat connecting rod, a middle guide rail, a swing arm hinge pin shaft, a motor protection device, a storage battery and a placing pedal plate, wherein two ends of the motor fixing seat connecting rod are connected with the wheel supporting frame, the speed reduction motor connecting seat is installed on the motor fixing seat connecting rod, the speed reduction motor is installed on the speed reduction motor connecting seat, the motor protection device is installed at the shaft end of the speed reduction motor, the speed reduction motor is connected with the swing arm through the motor protection device, the swing arm hinge pin shaft is installed at the other end of the swing arm, the swing arm hinge pin shaft is connected with the middle sliding block, the middle sliding block is installed on the middle guide rail through a sliding bearing, the middle guide rail is installed between two parallel upper sliding blocks and lower sliding blocks, the two parallel upper sliding blocks and lower sliding blocks are installed on the two parallel guide rails through sliding bearings, springs of the cradle device upper sliding blocks and the two parallel guide rails are connected with a front connecting beam and a rear connecting beam, the front connecting beam and a rear connecting beam are connected with two parallel upper sliding block fixing and two parallel connecting plates, the two parallel connecting plates are connected with two parallel sliding block fixing handles through a connecting plate, and a connecting plate, the two parallel connecting plate, the upper sliding block are connected with the two parallel connecting plate, and a folding connecting plate.

It may also be preferred that the guide rail is linear or arcuate.

It can also be preferred that the motor protection device comprises a clutch housing bolt, a clutch core, a clutch upper housing, a clutch lower housing, a clutch spring, an adjusting screw and a steel ball, wherein the clutch upper housing and the clutch lower housing are connected through the clutch housing bolt, the clutch core is installed on the clutch upper housing and in the clutch lower housing, the adjusting screw is installed at the right end of the clutch spring and is used for pressing the clutch spring, the left end of the clutch spring presses one end of the steel ball, and the other end of the steel ball is in contact with the clutch core.

It is also preferable that the handlebar folding device includes a handlebar folding device positioning shaft, and both ends of the handlebar folding device positioning shaft are respectively connected with the two parallel connecting plates.

Preferably, the handlebar folding device positioning shaft is provided with a handlebar folding device spring, one end of the handlebar folding device spring is pressed on the placed pedal, the other end of the handlebar folding device spring is pressed on the folding handle pedal, the folding handle pedal and the limiting piece are fixedly arranged on the handlebar folding device positioning shaft, and the positioning piece is arranged on the connecting plate.

It is also preferable that a positioning piece is provided at the upper end of the connecting plate, and a handle bar positioning block is installed at the lower end of the fixed handle.

It is also preferable that the handlebar folding device is connected with the two parallel fixing grips through a hinge connection post.

It can also be preferred that, saddle folding device is including the location connection piece, the telescopic link, the dead lever, go up the hinge joint pole, hinge tie point down, hinge fulcrum post and saddle folding spring, it is connected with the bottom right side of saddle assembly to go up the hinge joint pole, lower hinge joint point sets up the right-hand member at the dead lever, hinge fulcrum post passes the location connection piece and is connected with the dead lever, location connection piece left and lower extreme is provided with the reference column, the middle part lower extreme of location connection piece is provided with the pressure touch pole, saddle folding spring cover is established on hinge fulcrum post, lower hinge joint point is connected with placing the running-board, make the saddle body, place running-board and handlebar assembly and be triangular distribution.

Preferably, the backrest folding device comprises a steel wire rope, a backrest positioning disc, a backrest positioning block and a backrest main body positioning ring, the backrest positioning disc is connected with the saddle body, the backrest positioning block is provided with a retracting groove, the steel wire rope is connected with the backrest positioning block through the retracting groove, the backrest main body positioning ring is provided with a positioning groove, the backrest positioning block is embedded into the positioning groove, and the backrest main body positioning ring is coaxially connected with the backrest positioning disc.

It can also be preferred that the brake speed adjusting device comprises a brake speed adjusting device main body, a knob switch, a brake plate device, a touch switch, a speed adjusting switch, a switch contact rod, a touch spring, a brake groove plate, a hinge pin shaft and a contact rod, wherein the knob switch is connected with the left end of the brake speed adjusting device main body, the brake plate device is installed at the upper end of the brake speed adjusting device main body, the touch switch is embedded in the brake speed adjusting device main body, the speed adjusting switch is installed on the side surface of the brake speed adjusting device main body, the switch contact rod is connected with the touch switch, the touch spring is installed in a spring hole of the brake speed adjusting device main body, the brake groove plate is fixed below a placed pedal plate, the hinge pin shaft is connected with the brake plate device, and the contact rod is installed in the brake speed adjusting device main body.

It is also preferable that a brake hook is provided at the right end of the brake plate device.

It is also preferable that the brake governor is installed on the rear connection cross member and the brake groove plate is installed on the placement foot rest.

It may also be preferred that the wheels comprise front and rear wheels.

The beneficial effects of the utility model are that:

the utility model solves the problems that in the prior art, the folding baby stroller and the electric cradle are mostly separated, parents need to buy the baby separately at different age stages, the buying cost is increased, the indoor space is occupied, and a large amount of model selection time is wasted; the cradle cart comprises a handlebar folding device, a backrest folding device, a saddle folding device and a cradle device, the cradle is various in modes, the saddle is adjustable in height, the whole cart is foldable, the structure is compact, the cradle is convenient to carry in a trip, the dual functions of the cart and the cradle are realized, the cradle cart is suitable for indoor and outdoor multifunctional cradle carts of different ages of babies, the purchase cost is saved, the model selection time is saved, the space is saved, and the cradle cart is simple in structure, easy to manufacture and convenient to use.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a front view of the multifunctional baby cradle stroller of the present invention.

Fig. 2 is a schematic view of the multifunctional baby cradle stroller showing a first cradle horizontal state.

Fig. 3 is a schematic view of the multifunctional baby cradle stroller showing a second cradle-lying state.

Fig. 4 is a schematic view of the multifunctional baby cradle stroller showing a second cradle-lying state.

Fig. 5 is a schematic view of the folding state of the multifunctional baby cradle stroller of the present invention.

Fig. 6 is a top view of the cradle device of the multifunctional baby cradle stroller of the present invention.

Fig. 7 is a front view of the cradle device of the multifunctional baby cradle stroller of the present invention.

Fig. 8 is a first structural view of the handle folding device of the multifunctional baby cradle stroller of the present invention.

Fig. 9 is a schematic structural view of a seat folding device of the multifunctional baby cradle stroller of the present invention.

Fig. 10 is a front view of the brake speed adjusting device mechanism of the multifunctional baby cradle stroller of the present invention.

Fig. 11 is a top view of the brake speed-adjusting device of the multifunctional baby cradle stroller of the present invention.

Fig. 12 is a three-dimensional schematic view of the brake speed adjusting device of the multifunctional baby cradle stroller of the present invention.

Fig. 13 is a schematic structural view of the motor protector of the multifunctional baby cradle stroller of the present invention.

Fig. 14 is a schematic structural view of a backrest folding device of the multifunctional baby cradle stroller of the present invention.

Fig. 15 is a second structural view of the handle folding device of the multifunctional baby cradle stroller of the present invention.

In the figure, the left side is rear in the text description, the right side is front in the text description, 1 is a handlebar assembly, 2 is a backrest switch, 3 is a backrest, 4 is a hood folding device, 5 is a middle foldable handrail, 6 is a side handrail, 7 is a backrest rotating shaft, 8 is an adjustable connecting block, 9 is a leg support, 9-1 is a leg support adjusting device, 10 is a saddle folding device, 11 is a power switch, 12 is a brake speed regulating device, 13 is a connecting seat, 14 is a handlebar folding device positioning shaft, 15 is a connecting plate, 15-1 is a hinge shaft, 16 is a bolt, 17 is a pedal, 18 is a base upper cover plate, 19 is a wheel, 20 is a support frame bottom connecting plate, 21 is a motor cover, 22 is a wheel support frame, and 23 is a cradle device spring, 24 is a guide rail, 25 is an upper slide block, 25-1 is a lower slide block, 26 is a speed reducing motor connecting seat, 27 is a speed reducing motor, 28 is a swing arm, 29 is a middle slide block, 30 is a rear connecting beam, 30-1 is a front connecting beam, 31 is a motor fixing seat connecting rod, 32 is a middle guide rail, 33 is a storage battery, 34 is a swing arm hinge pin shaft, 35 is a motor protection device, 36 is a fixed handle, 36-1 is a movable handle, 37 is a hinge connecting rod, 38 is a positioning piece, 39 is a folding handle pedal, 40 is a handle positioning block, 41 is a limiting piece, 42 is an upper hinge connecting screw rod, 43 is a positioning column, 44 is a telescopic rod, 44-1 is a telescopic rod positioning table, 45 is a press contact rod, 46 is a hinge supporting point column, 47 is a saddle folding spring, and 48 is a positioning connecting piece; 50 is a lower hinge connecting hole, 51 is a fixing rod, and 51-1 is a guide groove; 52 is a knob switch; 53 is a hinge pin shaft; 54 is a feeler lever, 55 is a brake plate device, 55-3 is a brake hook, 56 is a brake spring, 58 is a main body of a brake speed regulating device, 60 is a touch switch, 61 is a speed regulating switch, 62 is a switch feeler lever, and 63 is a spring hole; 63-1 is a touch spring, and 64 is a brake groove; 65 is a brake groove plate, 66 is a bolt of a clutch shell, 67 is a core of the clutch, 68 is an upper shell of the clutch, 68-1 is a lower shell of the clutch, 69 is a clutch spring, 70 is an adjusting screw, 71 is a retraction groove, 71-1 is a steel wire rope, 71-2 is a positioning disc of a backrest, 71-3 is a positioning ring of a backrest main body, 72 is a positioning block of the backrest, 73 is a positioning groove of the backrest, 74 is a connecting piece, 75 is a connecting rod, and 76 is a folding inner spring; 77 is a guide groove; 78. a positioning device; 79. a lower hinge pin; 80 is an upper hinge pin shaft; 81. a guide hole; 82 is a connecting rod; 83 is a positioning hole; reference numeral 84 denotes a reference column.

Detailed Description

To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Example 1

A multifunctional baby cradle cart is shown in figure 1 and comprises a handlebar assembly 1, a handlebar folding device, a saddle assembly, a saddle folding device 10, a base, a cradle device, a brake speed regulating device 12 and wheels 19, wherein the saddle assembly comprises a backrest switch 2, a backrest 3, a backrest folding device, a hood folding device 4, a middle foldable handrail 5, side handrails 6, a backrest rotating shaft 7, an adjustable connecting block 8, leg supports 9 and a saddle body, the backrest switch 2 is installed at the upper end of the backrest 3, the backrest 3 is connected with the saddle body through the backrest rotating shaft 7, the backrest rotating shaft 7 is connected with the backrest folding device, the hood folding device 4 is installed at two sides of the backrest 3, the side handrails 6 are installed at two sides of the saddle body, the middle foldable handrail 5 is installed at the center position of the front end of the saddle body, and the leg supports 9 are installed below the front end of the saddle body through leg support adjusting devices 9-1; the saddle assembly is connected with the handlebar assembly 1 through the adjustable connecting block 8; the lower end of the handlebar assembly 1 is connected with a handlebar folding device, the handlebar folding device is connected with an upper sliding block 25 and a lower sliding block 25-1 of a cradle device, and the right side of the bottom surface of the saddle assembly is connected with the left end of a pedal plate 17 of the cradle device through a saddle folding device 10; the cradle device is arranged in the base, the braking speed regulating device 12 is arranged at the rear end of the base, the wheels 19 are arranged at the lower part of the base, the front wheels of the wheels 19 are universal wheels, and the rear wheels of the wheels 19 are provided with independent brakes.

Wherein, the seat assembly can be used as a cradle, and the seat folding device 10 is connected with the left end of a placing pedal plate 17 of the cradle device through a connecting seat 13; is connected with the bottom right side of the saddle assembly through an upper hinge connecting screw rod 42.

Example 2

A multifunctional baby's cradle stroller, as shown in Figs. 1 and 8, is similar to embodiment 1 except that a handle bar assembly 1 comprises a fixed bar 36 and a movable bar 36-1, the movable bar 36-1 is mounted on the upper end of the fixed bar 36, and the two parallel fixed bars 36 are connected to a saddle through two parallel adjustable connecting blocks 8.

Still further, as shown in fig. 1 and fig. 6, the base includes a support bottom connecting plate 20, a wheel support 22, a front connecting beam 30-1, a rear connecting beam 30 and a base upper cover plate 18, the wheels 19 are respectively mounted on the two parallel wheel supports 22, the support bottom connecting plate 20 is mounted at the bottom of the wheel support 22, the base upper cover plate 18 is mounted at the top of the wheel support 22, and the front connecting beam 30-1 and the rear connecting beam 30 are respectively mounted at the front end and the rear end between the two parallel wheel supports 22.

Wherein, two parallel wheel supporting frames 22, a bottom surface connecting plate 20 of the supporting frames and a base upper cover plate 18 with two parallel guide grooves form a box.

Still further, as shown in fig. 1, 6 and 7, the cradle device includes a cradle device spring 23, a guide rail 24, an upper slider 25, a lower slider 25-1, a reducing motor connecting seat 26, a reducing motor 27, a swing arm 28, a middle slider 29, a motor fixing seat connecting rod 31, a middle guide rail 32, a swing arm hinge pin 34, a motor protection device 35, a storage battery 33 and a placement pedal 17, both ends of the motor fixing seat connecting rod 31 are connected with the wheel support frame 22, the reducing motor connecting seat 26 is mounted on the motor fixing seat connecting rod 31, the reducing motor 27 is mounted on the reducing motor connecting seat 26, the motor protection device 35 is mounted at the shaft end of the reducing motor 27, the reducing motor 27 is connected with the swing arm 28 through the motor protection device 35, the swing arm hinge pin 34 is mounted at the other end of the swing arm 28, the swing arm hinge pin 34 is connected with the middle slider 29, the middle slider 29 is mounted on the middle guide rail 32 through a sliding bearing, the middle guide rail 32 is mounted between the upper slider 25 and the lower slider 25-1 which are parallel, the upper slider 25 and the lower slider 25-1 are mounted on the guide rail 24 through the cradle device, and the sliding bearing 23-1 are added with the cushioning device spring 23; the front end and the rear end of the two parallel guide rails 24 are respectively connected with a front connecting beam 30-1 and a rear connecting beam 30, the front connecting beam 30-1 and the rear connecting beam 30 are respectively connected with two parallel wheel support frames 22, two parallel upper sliders 25 and lower sliders 25-1 penetrate through two parallel guide grooves on the upper cover plate 18 of the base and are connected with two parallel connecting plates 15, the two parallel connecting plates 15 are fixedly arranged on the placing pedal plate 17 through handlebar folding connecting bolts 16, the two parallel connecting plates 15 are respectively connected with the two parallel upper sliders 25 and the lower sliders 25-1, and the two parallel connecting plates 15 are connected with two parallel fixing handles 36 through hinge shafts 15-1 in the connecting plates 15; the two parallel fixed handles 36 are connected to the saddle through two parallel adjustable connecting blocks 8, and the height of the saddle assembly can be adjusted through the adjustable connecting blocks 8; through the connection, the rotary motion of the motor is converted into the reciprocating swing of the seat assembly, namely the swing of the cradle is realized.

It is further contemplated that the guide rail 24 may be linear or arcuate.

It is also possible that the reduction motor 27 includes a motor and a reduction gear.

Still further, a motor cover 13 may be provided on the motor.

Still further, as shown in fig. 13, the motor protection device 35 includes a clutch housing bolt 66, a clutch core 67, a clutch upper housing 68, a clutch lower housing 68-1, a clutch spring 69, an adjusting screw 70 and a steel ball 70-1, the clutch upper housing 68 and the clutch lower housing 68-1 are connected by the clutch housing bolt 66, the clutch core 67 is installed in the clutch upper housing 68 and the clutch lower housing 68-1, the adjusting screw 70 is installed at the right end of the clutch spring 69 for pressing the clutch spring 69, the left end of the clutch spring 69 presses one end of the steel ball 70-1, and the other end of the steel ball 70-1 contacts the clutch core 67.

By adjusting the adjusting screw 70, the acting force of the clutch spring 69 on the steel ball 70-1 is equal to the friction force required by the rating, when the cradle is overloaded, the speed reducing motor 27 drives the clutch core 67 to rotate in the clutch upper shell 68 and the clutch lower shell 68-1, so as not to overload the motor, and the purpose of keeping the speed of the motor is achieved.

When the overload is eliminated, the steel ball 70-1 is positioned at the arc bottom of the clutch core 67 under the action of the clutch spring 69, so that the speed reduction motor 27 drives the swing arm 28 to rotate, and the cradle swings back and forth.

The motor protection device 35 plays a role in protecting the motor when the cradle function is overloaded.

Still further, as shown in fig. 1 and 8, the handlebar folding device includes a handlebar folding device positioning shaft 14, and both ends of the handlebar folding device positioning shaft 14 are connected to two parallel connecting plates 15, respectively.

Still further, the handlebar folding device positioning shaft 14 is provided with a handlebar folding device spring, one end of the handlebar folding device spring is pressed on the placing pedal plate 17, the other end of the handlebar folding device spring is pressed on the folding handle pedal plate 39, the folding handle pedal plate 39 and the limiting piece 41 are fixedly arranged on the handlebar folding device positioning shaft 14, and the positioning piece 38 is arranged on the connecting plate 15.

When the folding handle pedal 39 is stepped on, the limiting piece 41 moves downwards to enable the handlebar positioning block 40 to leave the limiting piece 41, and at the moment, the handlebar can be folded; when the folding handle pedal 39 is released, the limiting piece 41 rises under the action of the spring force, when the handle is gradually unfolded, the inclined surface of the handle positioning block 40 presses and contacts the limiting piece 41, the handle is continuously rotated, the lower end of the handle positioning block 40 is clamped on the limiting piece 41, the side surface of the handle positioning block 40 contacts the positioning piece 38, and the handle is unfolded as shown in fig. 8; the cradle cart can achieve the state shown in fig. 1, 2, 3, 4 and 5 in cooperation with the seat folding device and the backrest folding device.

It is also preferable that the upper end of the coupling plate 15 is provided with a positioning piece 38, and a handle positioning piece 40 is mounted to the lower end of the fixed handle 36.

Still further, the handlebar folding device is connected with two parallel fixed handles 36 through a hinge connecting pole 37 and is fixedly installed on the placing pedal 17, the upper slide block 25 and the lower slide block 25-1 through a handlebar folding connecting bolt 16.

Still further, the saddle folding device 10 includes a positioning connecting sheet 48, an expansion link 44, a lower fixing rod 51, an upper hinge connecting rod 42, a lower hinge connecting point 50, a hinge supporting point column 46 and a saddle folding spring 47, the upper hinge connecting rod 42 is connected with the right side of the bottom of the saddle assembly, the lower hinge connecting point 50 is arranged at the right end of the lower fixing rod 51, the hinge supporting point column 46 penetrates through the positioning connecting sheet 48 to be connected with the lower fixing rod 51, a positioning column 43 is arranged at the left lower end of the positioning connecting sheet 48, a pressure contact rod 45 is arranged at the lower end of the middle of the positioning connecting sheet 48, the saddle folding spring 47 is sleeved on the hinge supporting point column 46, and the lower hinge connecting point 50 is connected with the placing pedal plate 17, so that the saddle main body, the placing pedal plate 17 and the handlebar assembly 1 are in triangular distribution.

When the seat body is in the horizontal position, as in fig. 1, the seat folding device is in the state of fig. 9; the handlebar assembly is lifted, when the saddle body reaches the horizontal position, the lower fixing rod 51 rotates around the lower hinge connection point 50, so that the press contact rod 45 and the positioning column 43 are in the state shown in fig. 9 under the action force of the spring 47, when the saddle body reaches the horizontal position, the positioning table 44-1 on the telescopic rod 44 is clamped to the left side of the positioning column 43, and the saddle body cannot move downwards, so that the function of supporting the saddle in the horizontal position is achieved; when the saddle body is folded, the press contact rod 45 firstly touches the placing pedal 17, so that the positioning column 43 is lifted around the hinge fulcrum column 46, the telescopic rod 44 is pulled out, the saddle body is put down, and the combination of various modes is realized by matching with the handlebar folding device and the backrest folding device, such as the combination shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5.

Still further, as shown in fig. 14, the backrest folding device includes a wire rope 71-1, a backrest positioning disc 71-2, a backrest positioning block 72 and a backrest main body positioning ring 71-3, the backrest positioning disc 71-2 is connected with the seat body, the backrest positioning block 72 is provided with a retraction groove 71, the wire rope 71-1 is connected with the backrest positioning block 72 through the retraction groove 71, the backrest main body positioning ring 71-3 is provided with a positioning groove 73, the backrest positioning block 72 is embedded in the positioning groove 73, and the backrest main body positioning ring 71-3 is coaxially connected with the backrest positioning disc 71-2.

When the backrest switch 2 is pulled open, the backrest rotates through the backrest rotating shaft 7, so that the backrest positioning block 72 leaves the backrest positioning groove 73 under the pulling force of the steel wire rope 71-1, rotates along the outer ring of the backrest positioning disc 71-2, releases the backrest switch 2, enables the backrest positioning blocks 72 to be respectively inserted into the backrest positioning grooves 73 under the spring force, and realizes the purpose that the backrest is parked at different positions by matching with the handlebar folding device and the seat folding device, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5.

Still further, as shown in fig. 10 to 12, the brake speed adjusting device 12 includes a brake speed adjusting device body 58, a knob switch 52, a brake plate device 55, a touch switch 60, a speed adjusting switch 61, a switch contact lever 62, a touch spring 63-1, a brake groove plate 65, a hinge pin 53 and a contact lever 54, the knob switch 52 is connected to the left end of the brake speed adjusting device body 58, the brake plate device 55 is installed at the upper end of the brake speed adjusting device body 58, the touch switch 60 is embedded in the brake speed adjusting device body 58, the speed adjusting switch 61 is installed at the side of the brake speed adjusting device body 58, the switch contact lever 62 is connected to the touch switch 60, the touch spring 63-1 is installed in a spring hole 63 of the brake speed adjusting device body 58, the brake groove plate 65 is fixed under the pedal plate 17, the hinge pin 53 is connected to the brake plate device 55, and the contact lever 54 is installed in the brake speed adjusting device body 58.

Still further, a brake hook 55-3 is arranged at the right end of the brake plate device 55.

Further, a brake groove 64 is formed on the brake groove plate 65.

Still further, the brake speed adjusting device 12 is mounted on the rear connecting beam 30, the brake groove plate 65 is mounted on the placing pedal plate 17, the brake speed adjusting device 12 brakes at the end of the stroke, the brake speed adjusting device 12 is powered off and then brakes when braking by adjusting the switch contact rod 62, and the swing device can be stopped by adjusting the speed adjusting switch 61.

The brake speed adjusting device 12, as shown in fig. 10 and 11, when the knob switch 52 is turned on, the contact rod 54 is in a downward position, the front brake hook 55-3 of the brake plate device 55 is separated from the brake groove plate 65, the rear end is at a cam high point, so that the brake hook 55-3 rotates through the hinge pin shaft 53 and is separated from the brake groove 64, at this time, the brake groove plate 65 is loosened, the switch contact rod 62 presses down the press switch 60, so that the motor is powered on, and the cradle swings back and forth; when the knob switch 52 rotates, the touch rod 54 is lifted, the motor drives the brake groove plate 65 arranged on the placed pedal 17 to move backwards, when the brake groove plate 65 touches the touch rod 54, the touch rod 54 compresses the brake spring 56 to move backwards, and at this time, the brake plate device 55 makes the brake plate device 55 be in a low position under the action of the spring force through the hinge pin shaft 53, so that the brake hook 55-3 is lifted to reach the brake groove 64 on the brake groove plate 65, and the braking purpose is achieved; in the process that the brake hook 55-3 reaches the brake groove 64, the power supply is powered off firstly by adjusting the switch contact rod 62, and the brake hook 55-3 reaches the bottom of the brake groove 64 under the inertia effect, so that the motor is protected, and a baby can sit comfortably when parking; the reciprocating swinging speed of the cradle can be adjusted by adjusting the rotating speed of the motor through the speed adjusting switch 61, so that the cradle is suitable for infants at different age stages.

Still further, the wheels 19 may include front wheels and rear wheels.

Example 3

A multifunctional baby cradle cart, which can be further provided with a power switch 11, as shown in fig. 1.

When the power switch 11 is turned on to switch on the power, the rotating motion of the motor is changed into the reciprocating motion of the upper slide block 25 and the lower slide block 25-1, thereby realizing the reciprocating swing of the cradle, and achieving the cradle state at the moment; when the power switch 11 is powered off, the cradle is fixed at the middle position through the brake speed regulating device 12, the cradle reaches the state of the cradle at the moment, the folding device realizes different states of the cradle and the combination of the figure 1, the figure 2, the figure 3, the figure 4 and the figure 5, the height adjustment of the seat body is realized through the adjustable connecting block 8, the swing speed adjustment of the cradle is realized through the speed regulating switch 61, and the multifunctional cradle is suitable for indoor and outdoor multifunctional cradle carts of babies at different ages.

It is still further possible that the upper ends of the two parallel connecting plates 15 are connected to the handlebar by means of a hinge axis 15-1, said handlebar being connected to the saddle body by means of two parallel adjustable connecting blocks 8; the lower ends of the two parallel connecting plates 15 are connected to two parallel upper sliders 25 and a lower slider 25-1.

And furthermore, the height of the saddle body can be adjusted by the two parallel adjustable connecting blocks 8.

Further, the upper ends of the two parallel saddle folding devices are connected with the saddle body through hinges, and the lower ends of the two parallel saddle folding devices are connected with the placing pedal 17 through hinges, so that the saddle body, the placing pedal 17 and the handlebar assembly 1 are distributed in a triangular shape.

It is further possible to place the foot plate 17 in connection with the two parallel connection plates 15 and the two parallel upper and lower sliders 25, 25-1.

Further, the brake speed regulating device 12 is installed on the rear connecting beam 30, the brake groove plate 65 is installed on the placing pedal plate 17, and when the placing pedal plate 17 drives the seat to move to the stroke end, the brake is performed; the switch contact rod 62 is adjusted to ensure that the brake speed regulating device 12 is powered off and then braked when braking, and the speed of the swinging of the cradle can be realized by adjusting the speed regulating switch 61.

Still further, handlebar assembly 1 is scalable, and height-adjustable.

It can be further that the front wheel of the wheel 19 is a universal wheel, and the rear wheel of the wheel 19 is provided with an independent brake.

Still further, when the power is on, the baby stroller becomes a baby bassinet; when the power is off, the baby cradle car becomes a baby stroller.

It is still further possible that the seat is a cradle, and the combination of the different states of the cart and the cradle is realized by the combination of the seat folding device, the handle folding device and the backrest folding device as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5.

Example 4

The multifunctional baby cradle cart can be further characterized in that the motor and the speed reducer can be vertically or horizontally arranged in the base, also can be arranged on the front connecting cross beam 30-1, also can be arranged on the rear connecting cross beam 30, also can be arranged on the wheel bracket 22 or can be arranged on the base through other connections.

The electric motor can be a stepping motor or a servo motor, and the rotating motion of the electric motor can be converted into the reciprocating swing of the cradle by connecting the stepping motor or the servo motor through a synchronous belt or a lead screw or other mechanisms.

Still further, the cradle device spring 23 is installed at both ends of the upper slider 25 and the lower slider 25-1 or at the left side of the upper slider 25 and the right side of the lower slider 25-1 through the guide rail 24, respectively; or the right side of the upper slide block 25 and the left side of the lower slide block 25-1 or the motor protection device, or the front connecting beam 30-1 and the rear connecting beam 30, or the wheel support frame 22, wherein the form of the spring can be a compression spring, a tension spring, a spring leaf or other.

Further, the motion track of the cradle can move along an arc-shaped track through a component connected with the upper slide block 25 and the lower slide block 25-1 to realize the up-down and front-back motion of the cradle; the cradle can move up and down and back and forth through the arc-shaped guide rail.

Example 5

The multifunctional baby cradle cart can further realize braking at the tail end of the stroke, and the braking is prior.

It is further possible that the brake is controlled by a servo motor or a stepper motor by a program.

It can be further that, by installing the sensor and the electromagnet clutch, the brake can be controlled by the position detected by the sensor and the electromagnet clutch.

Still further, the brake speed adjusting device 12 may also be mounted on the front connecting cross member 30-1.

Still further, the brake speed adjustment device 12 may be mounted on the placement foot plate 17 and the brake groove plate 65 may be mounted on the base upper cover plate 18.

It is further contemplated that the brake speed adjustment device 12 may be mounted to the wheel support bracket 22.

Example 6

A multifunctional baby cradle stroller, and further, motor protection is prioritized, and can be achieved by a tooth clutch.

Still further, motor protection may also be achieved through friction plates.

Example 7

A multifunctional baby cradle cart, as shown in fig. 15, further comprising a handle folding device, a handle folding switch fixed on a connecting rod 82, a connecting piece 74 fixed on the connecting rod 82, the connecting piece 74 connected to a connecting rod 75 through an upper hinge pin 80, a guide slot 77 formed at the lower end of the fixing handle 36, a positioning device 78 mounted on the connecting plate 15, and a lower hinge pin 79 connected between the connecting plate 15 and the fixing handle 36; the lower end of the fixing handle 36 is provided with a guide hole 81.

When the handle bar assembly is retracted, the handle bar folding switch is turned to cause the fixing post 84 connected to the connecting rod 75 to compress the folding inner spring 76 to move upward, and when the positioning post 84 is separated from the positioning hole 83, the positioning is disabled, and the handle bar assembly can be retracted.

When the handle bar assembly is unfolded, the handle bar assembly is gradually lifted, the positioning post 84 at the lower end of the connecting rod 75 moves along the contact surface of the positioning device, and when the handle bar assembly moves to the positioning hole 83, the positioning post 84 is inserted into the positioning hole 83 under the action of the folding inner spring 76, the side surface of the fixing handle 36 is contacted with the side surface of the positioning device, and the handle bar assembly is unfolded.

It is further contemplated that the wheels 19 may be smaller in front and larger in rear, larger in front and smaller in rear, or the same size in front and rear.

Still further, the cradle cart may further include a speaker, a locator.

Still further, the cradle cart may be front wheel driven or rear wheel driven, or front and rear wheel driven.

Further, the seat or cradle can be directly fixed on the handlebar assembly 1, so that the handlebar assembly 1 is connected with the upper slider 25 and the lower slider 25-1 through the connecting plate 15, and the dual functions of the cart and cradle can be realized.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.

Claims (10)

1. A multifunctional baby cradle cart comprises a handlebar assembly (1), a handlebar folding device, a saddle assembly, a saddle folding device (10), a base, a cradle device, a brake speed regulation device (12) and wheels (19), and is characterized in that the saddle assembly comprises a backrest switch (2), a backrest (3), the backrest folding device, a hood folding device (4), a middle foldable handrail (5), side handrails (6), a backrest rotating shaft (7), an adjustable connecting block (8), leg supports (9) and a saddle body, wherein the backrest switch (2) is arranged at the upper end of the backrest (3), the backrest (3) is connected with the saddle body through the backrest rotating shaft (7), the backrest rotating shaft (7) is connected with the backrest folding device, the hood folding device (4) is arranged at two sides of the backrest (3), the side handrails (6) are arranged at two sides of the saddle body, the middle foldable handrail (5) is arranged at the center of the front end of the saddle body, and the leg supports (9) are arranged below the front end of the saddle body through leg support regulation devices (9-1); the saddle assembly is connected with the handlebar assembly (1) through an adjustable connecting block (8); the lower end of the handlebar assembly (1) is connected with a handlebar folding device, the handlebar folding device is connected with an upper sliding block (25) and a lower sliding block (25-1) of the cradle device, and the right side of the bottom surface of the saddle assembly is connected with the left end of a placing pedal (17) of the cradle device through a saddle folding device (10); the cradle device is arranged in the base, the brake speed regulating device (12) is arranged at the rear end of the base, the wheels (19) are arranged at the lower part of the base, the front wheels of the wheels (19) are universal wheels, and the rear wheels of the wheels (19) are provided with independent brakes.

2. The multi-function bassinet as claimed in claim 1, wherein the handlebar assembly (1) comprises a fixed handle (36) and a movable handle (36-1), the movable handle (36-1) being mounted on the upper end of the fixed handle (36), said two parallel fixed handles (36) being connected to the seat by two parallel adjustable connecting blocks (8).

3. The multi-functional infant cradle stroller according to claim 1, wherein the base comprises a support bottom surface connection plate (20), wheel supports (22), a front connection beam (30-1), a rear connection beam (30), and a base upper cover plate (18), the wheels (19) are respectively mounted on the two parallel wheel supports (22), the support bottom surface connection plate (20) is mounted at the bottom of the wheel supports (22), the base upper cover plate (18) is mounted at the top of the wheel supports (22), and the front connection beam (30-1) and the rear connection beam (30) are respectively mounted at the front end and the rear end between the two parallel wheel supports (22).

4. The multi-functional bassinet cart as claimed in claim 3, characterized in that the bassinet device comprises a bassinet device spring (23), a guide rail (24), an upper slider (25), a lower slider (25-1), a gear motor connecting seat (26), a gear motor (27), a swing arm (28), a middle slider (29), a motor fixing seat connecting rod (31), a middle guide rail (32), a swing arm hinge pin (34), a motor protector (35), a storage battery (33) and a placement pedal (17), both ends of the motor fixing seat connecting rod (31) are connected with the wheel support frame (22), the gear motor connecting seat (26) is mounted on the motor fixing seat connecting rod (31), the gear motor (27) is mounted on the gear motor connecting seat (26), the motor protector (35) is mounted at the shaft end of the gear motor (27), the gear motor (27) is connected with the swing arm (28) through the motor protector (35), the other end of the swing arm (28) is mounted with a swing arm hinge pin (34), the swing arm hinge pin (34) is connected with the middle slider (29), the middle slider (29) is mounted on the middle slider (32) through a sliding bearing, the middle guide rail (32) is mounted between the two parallel upper slider (25) and the lower slider (25), the cradle device comprises a base, two parallel upper sliding blocks (25) and two parallel lower sliding blocks (25-1), a cradle device spring (23) is installed at the left ends of the upper sliding blocks (25) and the lower sliding blocks (25-1) on the guide rails (24) through sliding bearings respectively, the front ends and the rear ends of the two parallel guide rails (24) are connected with a front connecting cross beam (30-1) and a rear connecting cross beam (30) respectively, the front connecting cross beam (30-1) and the rear connecting cross beam (30) are connected with two parallel wheel support frames (22) respectively, the two parallel upper sliding blocks (25) and the two parallel lower sliding blocks (25-1) penetrate through two parallel guide grooves in an upper cover plate (18) of the base and are connected with two parallel connecting plates (15), the two parallel connecting plates (15) are fixedly installed on a placed pedal (17) through folding connecting bolts (16), the two parallel connecting plates (15) are connected with the two parallel upper sliding blocks (25) and the lower sliding blocks (25-1) respectively, and the two parallel connecting plates (15) are connected with a hinge shaft (36) through fixing plates (15-1).

5. The multi-functional bassinet of claim 4, wherein the motor protector (35) includes a clutch housing bolt (66), a clutch core (67), a clutch upper housing (68), a clutch lower housing (68-1), a clutch spring (69), an adjusting screw (70) and a steel ball (70-1), the clutch upper housing (68) and the clutch lower housing (68-1) are connected by the clutch housing bolt (66), the clutch core (67) is installed in the clutch upper housing (68) and the clutch lower housing (68-1), the adjusting screw (70) is installed at a right end of the clutch spring (69) for pressing the clutch spring (69), a left end of the clutch spring (69) presses one end of the steel ball (70-1), and the other end of the steel ball (70-1) contacts the clutch core (67).

6. The multi-function baby bassinet of claim 1, wherein the handlebar folding means includes a handlebar folding means positioning shaft (14), and both ends of the handlebar folding means positioning shaft (14) are connected to two parallel connecting plates (15), respectively.

7. The multi-function bassinet as claimed in claim 6, wherein said handlebar folding device positioning shaft (14) is provided with a handlebar folding device spring, one end of said handlebar folding device spring is pressed against the placing pedal (17), the other end of said handlebar folding device spring is pressed against the folding handle pedal (39), the folding handle pedal (39) and the stopper piece (41) are fixedly mounted on the handlebar folding device positioning shaft (14), and the positioning piece (38) is on the connecting plate (15).

8. The multifunctional bassinet as claimed in claim 1, wherein the seat folding device (10) includes a positioning connection piece (48), a telescopic rod (44), a fixing rod (51), an upper hinge connection rod (42), a lower hinge connection point (50), a hinge support point post (46) and a seat folding spring (47), the upper hinge connection rod (42) is connected with the bottom right side of the seat assembly, the lower hinge connection point (50) is disposed at the right end of the fixing rod (51), the hinge support point post (46) passes through the positioning connection piece (48) to be connected with the fixing rod (51), the left lower end of the positioning connection piece (48) is provided with a positioning post 43, the middle lower end of the positioning connection piece (48) is provided with a pressure contact rod (45), the seat folding spring (47) is sleeved on the hinge support point post (46), the lower hinge connection point (50) is connected with the placement pedal (17), and the seat body, the placement pedal (17) and the handle assembly (1) are distributed in a triangle.

9. The multifunctional baby cradle stroller according to claim 1, wherein the backrest folding device comprises a steel wire rope (71-1), a backrest positioning plate (71-2), a backrest positioning block (72) and a backrest main body positioning ring (71-3), the backrest positioning plate (71-2) is connected with the stroller seat body, the backrest positioning block (72) is provided with a retraction groove (71), the steel wire rope (71-1) is connected with the backrest positioning block (72) through the retraction groove (71), the backrest main body positioning ring (71-3) is provided with a positioning groove (73), the backrest positioning block (72) is embedded in the positioning groove (73), and the backrest main body positioning ring (71-3) is coaxially connected with the backrest positioning plate (71-2).

10. The multi-functional bassinet cart of claim 1, wherein the brake speed adjusting device (12) includes a brake speed adjusting device body (58), a knob switch (52), a brake pad device (55), a touch switch (60), a speed adjusting switch (61), a switch touch bar (62), a touch spring (63-1), a brake groove plate (65), a hinge pin (53) and a touch bar (54), the knob switch (52) is connected to the left end of the brake speed adjusting device body (58), the brake pad device (55) is mounted on the upper end of the brake speed adjusting device body (58), the touch switch (60) is embedded in the brake speed adjusting device body (58), the speed adjusting switch (61) is mounted on the side of the brake speed adjusting device body (58), the switch touch bar (62) is connected to the touch switch (60), the touch spring (63-1) is mounted in a spring hole (63) of the brake speed adjusting device body (58), the brake groove plate (65) is fixed under the foot rest (17), the hinge pin (53) is connected to the brake pad device (55), and the touch bar (54) is mounted in the brake speed adjusting device body (58).

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