CN113082733B

CN113082733B - Interesting teaching baby toy baby carriage convenient to adjust

Info

Publication number: CN113082733B
Application number: CN202110396460.0A
Authority: CN
Inventors: 张晓燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2022-06-24
Anticipated expiration: 2041-04-13
Also published as: CN113082733A

Abstract

The invention discloses an interesting teaching infant toy baby carriage convenient to adjust, which belongs to the technical field of toys and comprises a carriage body, a toy baby carriage and three mounting frames, wherein the toy baby carriage consists of wheels which are rotatably mounted on the carriage body through a rotating shaft I; connect wheel and collar through setting up the switching unit, utilize the normal running fit bevel gear one and bevel gear two and drive wheel and the use of tooth area of wheel to drive the collar and rotate to can drive a plurality of taste study boards on the collar when wheel rotation and rotate the show, the infant of being convenient for is studying the content on the taste study board at the in-process of playing.

Description

Interesting teaching baby toy baby carriage convenient to adjust

Technical Field

The invention belongs to the technical field of toys, and particularly relates to an interesting teaching infant toy baby carriage convenient to adjust.

Background

Infants and young children are a general term for infants and young children, and generally refer to children aged 0-6 years. There is a profound relationship between infants and young children, and thus many children's works, medical works, early education of children, etc. will be combined to show their easy understanding. Although there is a close relationship between them, infants are a protected group, with special requirements in terms of care and education. With the infant taking breast milk as staple food and adult food as staple food after 1 year of age, more and more parents pay attention to early education of infants with more and more emphasis of modern people on infants.

The existing baby toy baby carrier can not be well combined with the fun teaching and learning of babies in the using process, so that the babies can not play and learn the fun, and the function is incomplete.

Disclosure of Invention

The invention aims to provide a baby carriage with an interesting teaching toy, which is convenient to adjust and aims to solve the problems that the existing baby carriage with the interesting teaching toy cannot be well combined with the interesting teaching and learning of babies in the using process, so that the babies cannot perform the interesting learning while playing, and the functions are incomplete.

In order to achieve the purpose, the invention provides the following technical scheme: an interesting teaching baby toy baby carriage convenient to adjust comprises a carriage body and a toy baby carriage consisting of wheels rotatably arranged on the carriage body through a rotating shaft I;

the mounting frame comprises a frame body with an opening on the upper surface and a sealing plate which is hinged on the frame body through a pin shaft and is opposite to the opening, and one of the interesting learning plates can be displayed through the opening;

the mounting frame can be vertically slidably mounted in a channel formed in the vehicle body and is mounted on the vehicle body through an adjusting bolt, the mounting frame is provided with a first station and a second station, when the mounting frame is located at the first station, wheels rotate through a switching unit to drive the mounting ring to rotate so as to realize rotating interesting learning of the interesting learning board, when the mounting frame is located at the second station, the wheels rotate, the mounting ring cannot rotate under the limiting effect of a limiting unit, and the limiting unit is assembled to limit and fix the interesting learning board, so that convenience switching can be realized when different consistency sentences are learned according to requirements;

and the limiting structure is arranged on the vehicle body and used in cooperation with the limiting unit, so that the frame body can limit, fix and clamp the position of the mounting ring when being positioned at the second station.

By adopting the scheme, the wheels and the mounting ring are connected by arranging the switching unit, the mounting ring can be driven to rotate by utilizing the rotation of the wheels to be matched with the bevel gear I and the bevel gear II as well as the driving wheel and the toothed belt, so that a plurality of interesting learning boards on the mounting ring can be driven to rotate and display when the wheels rotate, the content on the interesting learning boards can be conveniently learned by infants in the playing process, the mounting frame slides up and down in the channel on the vehicle body, the position of the mounting frame can be adjusted and fixed by utilizing the limiting structure to be matched with the limiting unit, the mounting ring can not rotate when the wheels rotate when the mounting frame is positioned at the station II, further, the adaptive adjustment can be carried out as required, the convenience adjustment and the adjustment can be carried out for one sentence, the pressing plate is matched with the pressing spring for use, and the limiting baffle plate is utilized to limit the interesting learning boards, guarantee taste study board in the intra-annular stability of installation, and utilize ring body one and two component spacing rings of ring body further carry on spacingly to taste study board, avoid taste study board to break away from the collar when receiving the extrusion, be convenient for simultaneously to taste study board dismantle fast change use, perfect functional diversity.

As a preferred embodiment, a second rotating shaft is rotatably mounted on the lower surface of the vehicle body through a fixed block, a first bevel gear and a second bevel gear which are meshed with each other are respectively and fixedly mounted on the end of the second rotating shaft and the outer surface of one of the first rotating shafts, the switching unit comprises three driving wheels and toothed belts which are in transmission connection through the three driving wheels, the upper two of the three driving wheels are rotatably mounted inside the upper channel of the vehicle body, and the lower one of the three driving wheels is fixedly mounted on the outer surface of the second rotating shaft.

As a preferred embodiment, a fixed roller is installed inside the installation ring through a plurality of connecting plates, the fixed roller is fixed on the outer surface of the third rotating shaft, the third rotating shaft is rotatably installed inside the frame body, and a rotating gear which can be engaged with the toothed belt for use is fixedly installed on the outer surface of one end of the third rotating shaft.

As a preferred embodiment, the front side face and the rear side face of the frame body are provided with limiting blocks, a first limiting groove for the limiting blocks to slide up and down is formed in the inner wall of the channel on the vehicle body, a first adjusting hole is formed in the position of the channel on the vehicle body from top to bottom, a second adjusting hole is formed in the limiting blocks, the mounting frame is located at a first station when the adjusting bolt penetrates through a first adjusting hole in the lower portion and is matched with a second adjusting hole in the mounting frame to fix, and the mounting frame is located at a second station when the adjusting bolt penetrates through a first adjusting hole in the upper portion and is matched with the second adjusting hole to fix the mounting frame.

As a preferred embodiment, the holding tank that a plurality of supplied taste study board to pass is seted up to the surface of installing ring, spacing groove two has been seted up to the inner wall of holding tank, the limit baffle who uses with two cooperations of spacing groove is all installed to the left and right sides face of taste study board, the pressure strip is installed through the spring beam to the inside wall of holding tank, it is spacing that a side of spring beam and a side of taste study board are laminated mutually and form the extrusion to the pressure strip is kept away from to the pressure strip, the ring channel has been seted up to a side of installing ring, installing frame internally mounted has and makes with the ring channel cooperation and be used for avoiding taste study board to receive the spacing ring that breaks away from the holding tank after the extrusion, the spacing ring comprises ring body one and the ring body two of installing on the shrouding in the framework.

As a preferred embodiment, the spring rod includes a compression spring and a telescopic rod disposed inside the compression spring, and both ends of the compression spring and both ends of the telescopic rod are fixedly connected to the inner side wall of the accommodating groove and a side face of the compression plate.

As a preferred embodiment, spacing unit includes spacing gear and the rack plate that the intermeshing cooperation was used, spacing gear fixed mounting is at the surface of pivot three, the side at the mounting panel is installed to the rack plate, the another side-mounting of mounting panel has the guide arm, the tip of guide arm slides and runs through out ring body two and lies in the circular opening that the framework side was seted up, trapezoidal slider is installed to a side of mounting panel, the trapezoidal spout with trapezoidal slider assorted is seted up to the inside wall of framework, trapezoidal slider passes through the inside wall fixed connection of reset spring and trapezoidal spout.

As a preferred embodiment, the limiting structure comprises a screw rod installed on the vehicle body in a threaded manner, a push plate installed at one end of the screw rod and having a diameter smaller than that of the circular hole, and a fixing plate installed at the other end of the screw rod, wherein a positioning pin is arranged on the fixing plate, and a positioning hole matched with the positioning pin is formed in the vehicle body.

In a preferred embodiment, a support wheel is rotatably mounted in the channel of the vehicle body, and the support wheel is located right below the rotating gear and attached to the inner side wall of the toothed belt.

Compared with the prior art, the invention has the beneficial effects that:

the interesting teaching infant toy baby carriage convenient to adjust is provided with the switching unit to connect the wheels and the mounting ring, and the mounting ring can be driven to rotate by utilizing the rotation of the wheels to be matched with the first bevel gear, the second bevel gear, the driving wheel and the toothed belt, so that a plurality of interesting learning boards on the mounting ring can be driven to rotate and display when the wheels rotate, and an infant can conveniently learn the contents on the interesting learning boards in the playing process;

according to the interesting teaching infant toy baby carriage convenient to adjust, the mounting frame is arranged in the channel on the carriage body to slide up and down, and the limiting structure is matched with the limiting unit to adjust and fix the position of the mounting frame, so that the mounting ring cannot rotate when the wheels rotate when the mounting frame is positioned at the second station, further, the mounting frame can be adjusted adaptively as required, and convenience adjustment and adjustment can be performed for one sentence;

this taste teaching infant toy bassinet convenient to adjust uses through setting up pressure strip cooperation pressure spring to utilize limit baffle to carry on spacingly to taste study board, guarantee taste study board at the intra-annular stability of installation, and utilize first and second component spacing rings of ring body to further carry on spacingly to taste study board, avoid taste study board to break away from the collar when receiving the extrusion, be convenient for simultaneously carry out quick dismantlement change use, perfect function diversity to taste study board.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is a schematic bottom view of the present invention;

FIG. 4 is a cross-sectional structural schematic view of the vehicle body and mounting frame of the present invention;

FIG. 5 is a schematic structural view of the body and defining structure of the present invention;

FIG. 6 is a schematic structural diagram of the mounting frame of the present invention;

FIG. 7 is a schematic structural view of a limit gear on the mounting frame of the present invention;

FIG. 8 is a schematic structural view of a retaining ring on the mounting frame according to the present invention;

FIG. 9 is a schematic view of the right side view of the mounting ring of the present invention;

FIG. 10 is a schematic view of the construction of the collar and fun learning board of the present invention;

FIG. 11 is an enlarged view of the structure of FIG. 9 at A.

In the figure: 1. a vehicle body; 2. a wheel; 3. a first rotating shaft; 4. a second rotating shaft; 5. a fixed block; 6. a first bevel gear; 7. a second bevel gear; 8. installing a frame; 9. adjusting the bolt; 10. a frame body; 11. closing the plate; 12. a rotating shaft III; 13. a rotating gear; 14. a driving wheel; 15. a dental tape; 16. a fixed roller; 17. a connecting plate; 18. a mounting ring; 19. an interesting learning board; 20. a limiting ring; 21. a ring body I; 22. a limit gear; 23. a rack plate; 24. mounting a plate; 25. a trapezoidal slider; 26. a return spring; 27. a guide bar; 28. defining a structure; 29. a screw; 30. a fixing plate; 31. pushing the plate; 32. positioning pins; 33. a compression spring; 34. a telescopic rod; 35. a compression plate; 36. a limit baffle; 37. a limiting block; 38. a second ring body; 39. and supporting the wheels.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Referring to fig. 1-11, the invention provides an easy-to-adjust interesting teaching children toy vehicle, which comprises a vehicle body 1 and a toy children vehicle formed by wheels 2 rotatably mounted on the vehicle body 1 through a first rotating shaft 3.

Three installing frame 8, the collar 18 is installed to 8 internal rotations of installing frame, retainer roll 16 is installed through a plurality of connecting plate 17 in the inside of collar 18, retainer roll 16 fixes the surface at three 12 of pivot, three 12 of pivot rotate the inside of installing at framework 10, the one end external surface fixed mounting of three 12 of pivot has can with the rotating gear 13 of 15 intermeshing cooperation uses of tooth area, utilize 15 cooperation rotating gear 13 of tooth area to use and make three 12 of pivot can synchronous rotation, and then drive collar 18 through retainer roll 16 and connecting plate 17 and rotate, collar 18 can synchronous rotation when making wheel 2 rotate.

A plurality of interesting learning boards 19 are detachably mounted on the outer annular surface of the mounting ring 18, a plurality of accommodating grooves for the interesting learning boards 19 to pass through are formed in the outer surface of the mounting ring 18, a second limiting groove is formed in the inner wall of each accommodating groove, limiting baffles 36 matched with the second limiting groove are mounted on the left and right side surfaces of each interesting learning board 19, a pressing plate 35 is mounted on the inner side wall of each accommodating groove through a spring rod, one side surface, away from the spring rod, of each pressing plate 35 is attached to one side surface of each interesting learning board 19 to form extrusion limiting, a circular groove is formed in one side surface of the mounting ring 18, a limiting ring 20 matched with the circular groove for use is mounted inside the mounting frame 8 to prevent the interesting learning boards 19 from being separated from the accommodating grooves after being extruded, each limiting ring 20 consists of a first ring body 21 mounted on the frame body 10 and a second ring body 38 mounted on the sealing plate 11, and the interesting learning boards 19 can be compressed and fixed by using the elastic effect of the cooperation of the pressing plates 35 and the spring rods, the interesting learning board 19 can be limited by the limiting baffle 36, and the limiting ring 20 formed by the first ring body 21 and the second ring body 38 can limit the interesting learning board, so that the interesting learning board 19 is prevented from being separated from the mounting ring 18 when being extruded.

The spring beam includes pressure spring 33 and sets up at the inside telescopic link 34 of pressure spring 33, the both ends of pressure spring 33 and the both ends equipartition of telescopic link 34 and the inside wall of holding tank and a side fixed connection of pressure strip 35, utilize pressure spring 33 and telescopic link 34 to constitute the spring beam, telescopic link 34 can support pressure spring 33, further support pressure strip 35, avoid pressure strip 35 to take place the phenomenon of rocking when the atress moves.

The mounting frame 8 comprises a frame body 10 with an opening on the upper surface and a sealing plate 11 which is hinged on the frame body 10 through a pin shaft and is just opposite to the opening, and one of a plurality of interesting learning plates 19 can be displayed through the opening.

The mounting frame 8 can be mounted in a channel formed in the vehicle body 1 in a vertical sliding manner and mounted on the vehicle body 1 through an adjusting bolt 9, the front side surface and the rear side surface of the frame body 10 are respectively provided with a limiting block 37, the inner wall of the channel on the vehicle body 1 is provided with a limiting groove I for the limiting block 37 to slide up and down, the position of the channel on the vehicle body 1 is provided with two adjusting holes I from top to bottom, the limiting block 37 is provided with an adjusting hole II, when the adjusting bolt 9 passes through the adjusting hole I at the lower part and is matched with the adjusting holes I to fix the mounting frame 8, the mounting frame 8 is positioned at a first station, when the adjusting bolt 9 passes through the adjusting hole I at the upper part and is matched with the adjusting holes I at the different positions to fix the mounting frame 8, the adjusting bolt 9 is arranged to be used in cooperation with the adjusting holes I at the different positions, and then the vertical position of the mounting frame 8 can be adjusted and fixed according to different use requirements, the fixing is convenient and the operation is simple.

The mounting frame 8 is provided with a first station and a second station, when the mounting frame 8 is positioned at the first station, the wheel 2 can drive the mounting ring 18 to rotate through the switching unit to realize the rotation interesting learning of the interesting learning board 19, the lower surface of the vehicle body 1 is rotatably provided with a second rotating shaft 4 through the fixing block 5, the end part of the second rotating shaft 4 and the outer surface of one first rotating shaft 3 are respectively and fixedly provided with a first bevel gear 6 and a second bevel gear 7 which are mutually meshed, the switching unit comprises three driving wheels 14 and toothed belts 15 which are in transmission connection through the three driving wheels 14, two of the upper transmission wheels 14 are rotatably arranged inside the channel on the vehicle body 1, one of the lower transmission wheels is fixedly arranged on the outer surface of the second rotating shaft 4 and is used by being provided with the transmission wheels 14 matched with the toothed belts 15, and therefore, when the wheel 2 rotates, the mounting ring 18 in the mounting frame 8 can be driven to rotate under the meshing action of the first bevel gear 6 and the second bevel gear 7.

Supporting wheels 39 are rotatably mounted inside the channel on the vehicle body 1, the supporting wheels 39 are located under the rotating gears 13 and are attached to the inner side walls of the toothed belts 15, the supporting wheels 39 are arranged, the toothed belts 15 can be supported by the supporting wheels 39, the phenomenon that the toothed belts 15 drop down is avoided, and smooth meshing of the toothed belts 15 and the rotating gears 13 is guaranteed.

When the mounting frame 8 is positioned at the second station, the wheel 2 rotates, the mounting ring 18 cannot rotate under the limiting effect of the limiting unit, the limiting unit is assembled to limit and fix the interesting learning board 19 so as to achieve convenience switching when different coherent sentences can be learned according to needs, the limiting unit comprises a limiting gear 22 and a rack board 23 which can be mutually meshed and matched for use, the limiting gear 22 is fixedly arranged on the outer surface of the rotating shaft three 12, the rack board 23 is arranged on one side surface of the mounting plate 24, a guide rod 27 is arranged on the other side surface of the mounting plate 24, the end part of the guide rod 27 penetrates through the second ring body 38 in a sliding manner and is positioned in a circular hole formed in the side surface of the frame body 10, a trapezoidal sliding block 25 is arranged on one side surface of the mounting plate 24, a trapezoidal sliding groove matched with the trapezoidal sliding block 25 is formed in the inner side wall of the frame body 10, and the trapezoidal sliding block 25 is fixedly connected with the inner side wall of the trapezoidal sliding groove through a return spring 26, use through setting up rack plate 23 cooperation limit gear 22, and then can utilize both chunks to carry on spacingly to three 12 axles, avoid it to take place to rotate the phenomenon, utilize trapezoidal slider 25 to slide in trapezoidal spout simultaneously and can carry out spacing support to rack plate 23 and mounting panel 24, guarantee the stability of motion, and utilize reset spring 26 can guarantee to break away from fast with limit gear 22 relieving rack plate 23 of the fixed in-process of chucking.

Limit structure 28, the setting makes framework 10 be located the position of mount ring 18 and carries out spacing fixed chucking when station two with the spacing unit use of cooperation on automobile body 1, limit structure 28 and include screw 29 of screw thread installation on automobile body 1, install at screw 29 one end and push pedal 31 less than the circular port diameter, install the fixed plate 30 at the screw 29 other end, be provided with locating pin 32 on the fixed plate 30, set up the locating hole that uses with locating pin 32 cooperation on the automobile body 1, utilize screw 29 to rotate and drive push pedal 31 motion, and then can promote the motion that mounting panel 24 drove rack plate 23 through guide arm 27.

When the baby carriage is used, when a baby takes the toy baby carriage and plays on the ground, the wheels 2 drive the first rotating shaft 3 to rotate, the second rotating shaft 4 is driven to rotate under the meshing action of the first bevel gear 6 and the second bevel gear 7, at the moment, the third rotating shaft 12 is driven to synchronously rotate along with the second rotating shaft 4 under the action of the driving wheel 14, the toothed belt 15 and the rotating gear 13, and further the mounting ring 18 is driven to rotate, so that the interesting learning plates 19 on the mounting ring 18 can rotate and can be displayed through the opening on the mounting frame 8, the interesting effect of learning of the baby is achieved, when long sentences formed by a plurality of words need to be changed and learned, such as certain favorite fruits, the interesting learning plates 19 marked with 'i' and 'like' on the first mounting frame 8 and the second mounting frame 8 can be clamped, the clamping process is as follows, the adjusting bolts 9 are firstly screwed off and the mounting frame 8 to be adjusted to move upwards, at this time, the adjusting bolt 9 is screwed in and penetrates through the upper adjusting hole I to enter the second adjusting hole I on the limiting block 37, the guide rod 27 and the screw rod 29 are in a horizontal state at this time, and the rotating gear 13 is not meshed with the toothed belt 15, so that the mounting rings 18 in the two mounting frames 8 cannot rotate when the wheel 2 rotates, the positioning pin 32 is pulled out to rotate the fixing plate 30 to drive the screw rod 29 to rotate, further the push plate 31 is driven to push the guide rod 27 to move, further the mounting plate 24 is driven to move, so that the rack plate 23 is clamped and fixed in the limiting gear 22, and the mounting rings 18 are fixed, at this time, the two interesting learning plates 19 which are ' I ' like ' can be exposed through the opening and cannot rotate when the wheel 2 rotates, then the interesting learning plates 19 written with various fruit characters can be put into the third mounting frame 8, the sealing plate 11 can be opened to enable the second ring 38 to be separated from the first adjusting hole 21 and separated from the annular groove during mounting, pressing the taste study board 19 that needs to be changed and making it drive pressure strip 35 motion and take out from the ring channel, putting into the holding tank with new taste study board 19 through the ring channel during installation to utilize pressure strip 35 of pressure spring 33's elastic fit to compress tightly fixedly taste study board 19, then close shrouding 11 just can, thereby make the taste study board 19 of different fruits rotate when wheel 2 rotates, reached the effect of taste study.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a taste teaching infant toy bassinet convenient to adjust which characterized in that: comprises a vehicle body (1) and a toy baby carriage consisting of wheels (2) rotatably arranged on the vehicle body (1) through a first rotating shaft (3); the multifunctional teaching aid comprises three mounting frames (8), wherein a mounting ring (18) is rotatably mounted in each mounting frame (8), a plurality of interesting learning boards (19) are detachably mounted on the outer annular surface of each mounting ring (18), each mounting frame (8) comprises a frame body (10) with an opening on the upper surface and a sealing plate (11) which is hinged to the frame body (10) through a pin shaft and is opposite to the opening, and one of the interesting learning boards (19) can be displayed through the opening; the mounting frame (8) can be vertically and slidably mounted in a channel formed in the vehicle body (1) and mounted on the vehicle body (1) through an adjusting bolt (9), the mounting frame (8) is provided with a first station and a second station, when the mounting frame (8) is located at the first station, the wheel (2) can be driven to rotate through the switching unit to drive the mounting ring (18) to rotate so as to realize rotating interesting learning of the interesting learning plate (19), when the mounting frame (8) is located at the second station, the wheel (2) rotates, the mounting ring (18) cannot rotate under the limiting effect of the limiting unit, and the limiting unit is assembled to limit and fix the interesting learning plate (19) so as to achieve convenience switching during learning of different coherent sentences according to requirements; and the limiting structure (28) is arranged on the vehicle body (1) and is matched with the limiting unit to be used, so that the position of the mounting ring (18) can be limited, fixed and clamped when the frame body (10) is positioned at the second station.

2. The easy-to-adjust interesting educational infant toy stroller of claim 1, wherein: the lower surface of the trolley body (1) is rotatably provided with a second rotating shaft (4) through a fixing block (5), the end part of the second rotating shaft (4) and the outer surface of one of the first rotating shafts (3) are respectively and fixedly provided with a first bevel gear (6) and a second bevel gear (7) which are meshed with each other, the switching unit comprises three driving wheels (14) and toothed belts (15) which are in transmission connection through the three driving wheels (14), two driving wheels on the three driving wheels (14) are rotatably arranged inside a channel on the trolley body (1), and the lower driving wheel is fixedly arranged on the outer surface of the second rotating shaft (4).

3. The easy-to-adjust interesting educational infant toy stroller of claim 2, wherein: fixed roll (16) are installed through a plurality of connecting plate (17) in the inside of collar (18), the surface at three (12) in pivot is fixed in fixed roll (16), the inside at framework (10) is installed in rotation in three (12) in pivot, the one end external fixed surface of three (12) in pivot installs and to cooperate running gear (13) that use with tooth area (15) intermeshing.

4. The easy-to-adjust interesting educational infant toy stroller of claim 1, wherein: stopper (37) are all installed to the front and back both sides face of framework (10), gliding spacing groove one about supplying stopper (37) is seted up to the passageway inner wall on automobile body (1), two regulation holes one have been seted up to the position top-down of passageway on automobile body (1), regulation hole two has been seted up on stopper (37), and installing frame (8) are located station one when adjusting bolt (9) pass the regulation hole cooperation regulation hole of below two to installing frame (8) are fixed, and installing frame (8) are located station two when adjusting bolt (9) pass the regulation hole cooperation regulation hole of top two to installing frame (8) are fixed.

5. The easy-to-adjust interesting educational infant toy stroller of claim 1, wherein: the outer surface of the mounting ring (18) is provided with a plurality of accommodating grooves for the interesting learning board (19) to pass through, a second limiting groove is formed in the inner wall of the containing groove, limiting baffles (36) matched with the second limiting groove are arranged on the left side face and the right side face of the interesting learning plate (19), a pressing plate (35) is arranged on the inner side wall of the accommodating groove through a spring rod, one side surface of the pressing plate (35) far away from the spring rod is attached to one side surface of the interesting learning plate (19) to form extrusion limit, an annular groove is arranged on one side surface of the mounting ring (18), a limiting ring (20) which is matched with the annular groove for use to avoid the separation of the interesting learning board (19) from the accommodating groove after being extruded is arranged in the mounting frame (8), the limiting ring (20) is composed of a first ring body (21) arranged on the frame body (10) and a second ring body (38) arranged on the sealing plate (11).

6. An easy-to-adjust fun educational infant toy stroller as recited in claim 5, wherein: the spring rod comprises a compression spring (33) and an expansion rod (34) arranged inside the compression spring (33), wherein the two ends of the compression spring (33) and the two ends of the expansion rod (34) are both distributed and fixedly connected with the inner side wall of the accommodating groove and one side face of the compression plate (35).

7. An easy-to-adjust fun educational infant toy stroller as recited in claim 5, wherein: spacing unit includes stop gear (22) and rack plate (23) that the cooperation of intermeshing used, stop gear (22) fixed mounting is at the surface of pivot three (12), a side at mounting panel (24) is installed in rack plate (23), the another side-mounting of mounting panel (24) has guide arm (27), the tip of guide arm (27) slides and runs through out ring body two (38) and is located the circular hole that framework (10) side was seted up, trapezoidal slider (25) are installed to a side of mounting panel (24), the trapezoidal spout with trapezoidal slider (25) assorted is seted up to the inside wall of framework (10), trapezoidal slider (25) are through reset spring (26) and the inside wall fixed connection of trapezoidal spout.

8. The easy-to-adjust interesting educational infant toy stroller of claim 1, wherein: the limiting structure (28) comprises a screw rod (29) installed on the vehicle body (1) in a threaded mode, a push plate (31) installed at one end of the screw rod (29) and smaller than the diameter of a circular hole, and a fixing plate (30) installed at the other end of the screw rod (29), wherein a positioning pin (32) is arranged on the fixing plate (30), and a positioning hole matched with the positioning pin (32) is formed in the vehicle body (1).

9. The easy-to-adjust interesting educational infant toy stroller of claim 2, wherein: supporting wheel (39) are installed in the inside rotation of passageway on automobile body (1), supporting wheel (39) are located running gear (13) under and laminate mutually with the inside wall of cingulum (15).