CN216580663U

CN216580663U - Walk baby carriage frame and walk baby carriage

Info

Publication number: CN216580663U
Application number: CN202123139161.3U
Authority: CN
Inventors: 罗刚刚
Original assignee: Hubei Tianrui Tiancheng Industry And Trade Co ltd
Current assignee: Hubei Tianrui Tiancheng Industry And Trade Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-05-24
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses a walk baby carriage frame and a walk baby carriage, wherein the walk baby carriage frame comprises a front wheel support, a rear wheel support, a linkage assembly, a lock catch structure and a driving assembly, and the upper end of the rear wheel support is hinged with the upper end of the front wheel support; the linkage assembly comprises a connecting rod and a driving sleeve, the connecting rod extends in the front-back direction, the front end of the connecting rod is hinged with the middle of the front wheel support, the driving sleeve extends in the front-back direction, the front end of the driving sleeve is hinged with the rear end of the connecting rod, a driving hinge part is formed on the lower side of the driving sleeve, the driving hinge part is hinged with the middle of the rear wheel support, and a mounting hole is formed in the side surface of the driving sleeve; the locking structure comprises a movable clamping protrusion and a locking groove, the opening of the locking groove faces downwards and is formed on one side, facing the front wheel support, of the upper end of the rear wheel support, the movable clamping protrusion is movably installed in the installation hole along the radial direction of the driving sleeve, and the movable clamping protrusion is provided with a locking position and an avoiding position; the driving assembly is used for driving the movable clamping to move, and the problem that the folding operation of the frame of the existing baby carriage is complex is solved.

Description

Walk baby carriage frame and walk baby carriage

Technical Field

The utility model relates to the technical field of children products, in particular to a baby strolling vehicle frame and a baby strolling vehicle.

Background

The essential instrument of child's trip is taken to the perambulator to for the ease of accomodating, the folded cascade is generally all designed into to current perambulator, and the folding link gear of current perambulator nevertheless all sets up comparatively complicacy loaded down with trivial details, and folding operating procedure is many, and the user often needs a plurality of parts of concurrent operation just can accomplish the folding to the perambulator, and operation process is very inconvenient, wastes time and energy, influences user experience.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a baby strolling vehicle frame and a baby strolling vehicle, and aims to solve the problem that the folding operation of the existing baby stroller frame is complicated.

In order to achieve the purpose, the frame of the walking baby carriage provided by the utility model comprises:

a front wheel bracket;

the upper end of the rear wheel bracket is hinged with the upper end of the front wheel bracket;

the linkage assembly comprises a connecting rod and a driving sleeve, the connecting rod extends in the front-back direction, the front end of the connecting rod is hinged to the middle of the front wheel support, the driving sleeve extends in the front-back direction, the front end of the driving sleeve is hinged to the rear end of the connecting rod, a driving hinge part is formed on the lower side of the driving sleeve and is hinged to the middle of the rear wheel support, and a mounting hole penetrates through the upper side of the driving sleeve;

the locking structure comprises a movable clamping protrusion and a clamping groove, the opening of the clamping groove is arranged downwards and is formed on one side, facing the front wheel support, of the upper end of the rear wheel support, the movable clamping protrusion is movably installed in the installation hole along the radial direction of the driving sleeve, and the movable clamping protrusion is provided with a locking position protruding out of the driving sleeve and an avoiding position hidden in the driving sleeve; and the number of the first and second groups,

the driving assembly is arranged on the driving sleeve and used for driving the movable clamping protrusion to move;

the movable clamping projection is driven to be switched from the locking position to the avoiding position, the movable clamping projection is separated from the buckling groove, and the front end of the driving sleeve moves backwards under the action of external force so as to drive the front wheel support to rotate, fold and contract towards the rear wheel support;

under the action of external force, the front end of the driving sleeve moves forwards to drive the front wheel support to rotate and open relative to the rear wheel support, the movable clamping protrusion is driven to be switched from the avoiding position to the locking position and locked in the buckling groove.

Optionally, the driving assembly includes a driving member installed in the inner cavity of the rear end of the driving sleeve, the driving member is movably installed in the driving sleeve along the axial direction of the driving sleeve, and a driving structure is arranged between the driving member and the movable clamping projection so as to convert the movement of the driving member into the movement of the movable clamping projection.

Optionally, the drive structure includes drive inclined plane and cooperation inclined plane of mutually supporting, the drive inclined plane is formed on the driving piece, the cooperation inclined plane is formed on the activity card is protruding, wherein, by preceding orientation to the back, the drive inclined plane is the downward sloping setting.

Optionally, the walk baby car frame still includes the push rod subassembly, the push rod subassembly includes:

the fixed sleeve rod is sleeved at the rear end part of the driving sleeve; and the number of the first and second groups,

the telescopic sleeve rod is telescopically and movably sleeved in the fixed sleeve rod, and a pushing part is formed at one end of the telescopic sleeve rod sleeved in the fixed sleeve rod;

under the action of the outside, the telescopic sleeve rod retracts into the fixed sleeve rod to the pushing portion to push the driving piece to move towards the movable clamping protrusion, so that the movable clamping protrusion is driven to switch the avoidance position into the locking position.

Optionally, the driving assembly further comprises an elastic resetting piece arranged between the inner wall of the mounting hole and the movable clamping protrusion and used for driving the movable clamping protrusion to reset from the avoiding position to the locking position.

Optionally, a guide inclined plane is formed at the upper end of the movable clamping projection;

wherein, from the front to the back direction, the guide inclined plane is upwards inclined.

Optionally, the upper end of the rear wheel bracket is hinged to the upper end of the front wheel bracket through a first connecting shaft;

a connecting hinge part is formed at the position, close to the front end, of the upper side of the connecting rod;

walk baby's car frame still includes bearing structure, bearing structure includes:

the upper end of the connecting seat is used for being connected to a child car seat for walking;

the supporting arm extends along the vertical direction, the upper end of the supporting arm is connected to the lower end of the connecting seat, and the lower end of the supporting arm is hinged to the first connecting shaft; and the number of the first and second groups,

the connecting piece is provided with a first connecting end connected to the supporting arm and a second connecting end hinged to the connecting hinged portion, and the hinged hole of the second connecting end is arranged in a long shape towards the supporting arm.

Optionally, the first connecting end of the connecting piece is embedded in the supporting arm, and the first connecting end and the supporting arm are fixed through a threaded connection structure.

Optionally, a front wheel housing is disposed on the front wheel bracket in a covering manner;

walk baby's car frame still includes to rotate and shelters from the structure, it includes to rotate shelters from the structure:

the shielding part is formed on one side, facing the front wheel shell, of the lower end of the supporting arm and is provided with an upper end arc surface, and the circle center of the upper end arc surface is located on the central axis of the first connecting shaft; and the number of the first and second groups,

a relief portion formed on the front wheel housing corresponding to the shielding portion and having a lower end arc surface corresponding to the upper end arc surface;

the upper end arc surface is in adaptive contact with the lower end arc surface, so that when the supporting arm rotates, the supporting arm is shielded from an area between the front wheel shell and the front wheel shell.

The utility model further provides a strolling baby vehicle, which comprises the strolling baby vehicle frame, wherein the strolling baby vehicle frame comprises:

a front wheel support;

the linkage assembly comprises a connecting rod and a driving sleeve, the connecting rod extends in the front-back direction, the front end of the connecting rod is hinged with the middle of the front wheel support, the driving sleeve extends in the front-back direction, the front end of the driving sleeve is hinged with the rear end of the connecting rod, a driving hinge part is formed on the lower side of the driving sleeve, the driving hinge part is hinged with the middle of the rear wheel support, and a mounting hole penetrates through the upper side face of the driving sleeve;

According to the technical scheme provided by the utility model, the upper end of the front wheel support is hinged with the upper end of the rear wheel support, then the front wheel support and the rear wheel support are respectively connected to the middle positions of the front wheel support and the rear wheel support through the linkage assembly, and the driving assembly drives the movable clamp to be convexly hidden in the driving sleeve, so that the driving sleeve can rotate relative to the rear wheel support, the front end of the driving sleeve moves backwards under the action of external force, and the front wheel support is driven to rotate, fold and contract towards the rear wheel support through the connecting rod; in a similar way, under the effect of external force, can also make drive cover front end moves forward, thereby pass through the connecting rod drives the front wheel support is relative the rear wheel support rotates and opens, simultaneously drive assembly drive the protruding outburst of activity card stretch out the drive cover outer with catching groove lock locking, consequently, no matter be folding or expand the car frame of sauntering, the user only need operate the drive cover rotate can, operation process is simple and convenient swift, labour saving and time saving has promoted user's experience.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic perspective view of a frame of a walking baby carriage according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of the frame of the walking baby carriage in fig. 1 (excluding the front wheel shell and the rear wheel shell);

FIG. 3 is a schematic view of a portion of the enlarged structure at A in FIG. 2;

FIG. 4 is an assembled schematic view of the rear wheel carrier, drive sleeve and push rod assembly of FIG. 2;

FIG. 5 is a schematic view of a portion of the enlarged structure at B in FIG. 4;

FIG. 6 is an assembled view of the driving sleeve, the movable latch and the driving member of FIG. 2;

FIG. 7 is an exploded view of the driving sleeve, the movable latch and the driving member shown in FIG. 6;

FIG. 8 is an exploded view of the driving sleeve, the movable latch and the driving member shown in FIG. 6;

FIG. 9 is a perspective view of the frame of the walking baby stroller of FIG. 1 (excluding the rear wheel housing);

FIG. 10 is an enlarged partial view of the structure at C in FIG. 9;

fig. 11 is a schematic perspective view of an embodiment of the stroller of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Walk baby carriage frame	511	Driving ramp
1	Front wheel support	6	Push rod assembly
				11	Front wheel casing	61	Fixed loop bar
2	Rear wheel support	62	Telescopic sleeve rod
				21	Rear wheel shellBody	7	Support structure
3	Linkage assembly	71	Connecting seat
				31	Connecting rod	72	Support arm
311	Connecting hinge part	73	Connecting sheet
				32	Driving sleeve	731	First connecting end
321	Drive hinge	732	Second connecting end
				322	Mounting hole	8	Rotary shielding structure
4	Buckle lock structure	81	Shielding part
				41	Movable clamping projection	811	Upper end arc surface
411	Matching inclined plane	82	Position giving part
				412	Guide ramp	821	Lower end arc surface
42	Buckle slot	1000	Walk baby car
				5	Drive assembly	200	Chair for strolling baby
51	Driving member

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indication is involved in the embodiment of the present invention, the directional indication is only used for explaining the relative positional relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In view of this, the present invention provides a stroller frame and a stroller for strolling, which aim to solve the problem of complicated folding operation of the existing stroller frame, and fig. 1 to 10 are schematic structural diagrams of an embodiment of the stroller frame provided by the present invention, and fig. 11 is a schematic structural diagram of an embodiment of the stroller provided by the present invention.

Referring to fig. 3, 5 and 6, the frame of the walking baby stroller comprises a front wheel bracket 1, a rear wheel bracket 2, a locking structure 4 and a driving assembly 5, wherein the upper end of the rear wheel bracket 2 is hinged to the upper end of the front wheel bracket 1; the linkage assembly 3 comprises a connecting rod 31 and a driving sleeve 32, the connecting rod 31 extends in the front-back direction, the front end of the connecting rod 31 is hinged with the middle part of the front wheel support 1, the driving sleeve 32 extends in the front-back direction, the front end of the driving sleeve 32 is hinged with the rear end of the connecting rod 31, a driving hinge part 321 is formed at the lower side of the driving sleeve 32, the driving hinge part 321 is hinged with the middle part of the rear wheel support 2, and a mounting hole 322 penetrates through the upper side surface of the driving sleeve 32; the locking structure 4 comprises a movable clamping protrusion 41 and a buckling groove 42, the opening of the buckling groove 42 is arranged downwards and is formed at one side, facing the front wheel support 1, of the upper end of the rear wheel support 2, the movable clamping protrusion 41 is movably installed in the installation hole 322 along the radial direction of the driving sleeve 32, and the movable clamping protrusion 41 is provided with a locking position protruding out of the driving sleeve 32 and an avoiding position hidden in the driving sleeve 32; the driving component 5 is arranged on the driving sleeve 32 and used for driving the movable clamping protrusion 41 to move; the movable clamping protrusion 41 is driven to switch from the locking position to the avoiding position, the movable clamping protrusion 41 is separated from the buckling groove 42, and under an external acting force, the front end of the driving sleeve 32 moves backwards to drive the front wheel support 1 to rotate, fold and contract towards the rear wheel support 2; under the action of external force, the front end of the driving sleeve 32 moves forward to drive the front wheel support 1 to rotate and open relative to the rear wheel support 2, so as to drive the movable clamping protrusion 41 to switch from the avoiding position to the locking position and lock in the buckling groove 42.

In the technical scheme provided by the utility model, the upper end of the front wheel bracket 1 is hinged with the upper end of the rear wheel bracket 2, and then the upper ends are respectively connected to the middle positions of the front wheel bracket 1 and the rear wheel bracket 2 through the linkage assembly 3, the driving assembly 5 drives the movable clamping protrusion 41 to be hidden in the driving sleeve 32, so that the driving sleeve 32 can rotate relative to the rear wheel bracket 2, the front end of the driving sleeve 32 moves backwards under the action of external force, and the connecting rod 31 drives the front wheel bracket 1 to rotate, fold and contract towards the rear wheel bracket 2; in a similar way, under the effect of external force, can also make drive sleeve 32 front end is to the antedisplacement, thereby pass through connecting rod 31 drives front wheel support 1 is relative rear wheel support 2 rotates and opens, simultaneously drive assembly 5 drives activity card protruding 41 salient in drive sleeve 32 outer with catching groove 42 lock locking, consequently, no matter folding or expand child car frame 100 saunters, the user only need operate drive sleeve 32 rotates can, operation process is simple and efficient, labour saving and time saving has promoted user's experience.

Further, referring to fig. 5 and fig. 6, in this embodiment, the driving assembly 5 includes a driving member 51 installed in the rear end inner cavity of the driving sleeve 32, the driving member 51 is movably installed in the driving sleeve 32 along the axial direction of the driving sleeve 32, and a driving structure is disposed between the driving member 51 and the movable engaging projection 41, so as to convert the movement of the driving member 51 into the movement of the movable engaging projection 41. With such arrangement, the user can drive the movable clamping protrusion 41 to the avoiding position only by driving the driving member 51 to move, so as to release the buckling state with the buckling groove 42.

In order to convert the movement of the driving member 51 along the axial direction of the driving sleeve 32 into the movement of the movable clamping protrusion 41 along the radial direction of the driving sleeve 32, referring to fig. 6 to 8, in this embodiment, the driving structure includes a driving inclined surface 511 and a matching inclined surface 411 that are mutually matched, the driving inclined surface 511 is formed on the driving member 51, the matching inclined surface 411 is formed on the movable clamping protrusion 41, wherein the driving inclined surface 511 is arranged in a downward inclination from the front to the rear direction. With the arrangement, when the driving member 51 moves towards the movable clamping protrusion 41, the movable clamping protrusion 41 can be driven to move towards the avoiding position through the matching of the driving inclined surface 511 and the matching inclined surface 411, so that the buckling of the buckling groove 42 is released.

It can be understood that a driving protrusion is formed on the driving member 51, the driving inclined plane 511 is disposed on the driving protrusion, the movable clamping protrusion 41 corresponds to a matching groove is formed on the side surface of the driving member 51, the matching inclined plane 411 is formed on the matching groove, so that when the driving protrusion is gradually inserted into the matching groove, the movable clamping protrusion 41 is driven to move to the avoiding position.

It should be noted that the driving structure may also be an arc-shaped connecting elastic sheet, an inner arc surface of the arc-shaped connecting elastic sheet faces downward, a front end of the connecting elastic sheet faces downward and is connected to the movable clamping protrusion 41, and a rear end of the connecting elastic sheet faces rearward and is connected to the driving element 51, so that when the driving element 51 moves toward the movable clamping protrusion 41, the rear end of the connecting elastic sheet is pressed, so that the front end of the connecting elastic sheet drives the movable clamping protrusion 41 to move toward the avoiding position.

Generally, the walk baby car has a push rod structure, and the push rod structure is generally foldable and convenient to store, but the foldable push rod structure can only ensure self storage and cannot be linked with other structures, based on this, please refer to fig. 4 and 5, in this embodiment, the car frame of the walk baby car further includes a push rod assembly 6, the push rod assembly 6 includes a fixed loop bar 61 and a telescopic loop bar 62, and the fixed loop bar 61 is sleeved on the rear end portion of the driving sleeve 32; the telescopic sleeve rod 62 can be telescopically and movably sleeved in the fixed sleeve rod 61, and a pushing part is formed at one end of the telescopic sleeve rod 62 sleeved in the fixed sleeve rod 61; under the external action, the telescopic sleeve rod 62 retracts into the fixed sleeve rod 61 until the pushing part pushes the driving piece 51 to move towards the movable clamping protrusion 41, so that the movable clamping protrusion 41 is driven to be switched from the avoiding position to the locking position. That is, the push rod assembly 6 can also trigger the driving member 51 to move in the process of retracting itself, so that the linkage action of the device is enhanced, meanwhile, the fixing sleeve can also provide an enough force arm, and a user can rotate the fixing sleeve rod 61 by pulling with a small force, so as to drive the driving sleeve 32 to rotate, and further drive the stroller frame 100 to fold.

In another embodiment, the driving assembly 5 further includes an elastic reset member disposed between the inner wall of the mounting hole 322 and the movable locking protrusion 41, so as to drive the movable locking protrusion 41 to reset from the avoiding position to the locking position, so that a user does not need to additionally operate the movable locking protrusion 41 to reset, thereby improving user experience.

It should be noted that the elastic reset member may be a spring or high elastic rubber, as long as the elastic reset member can drive the movable locking protrusion 41 to reset.

In another embodiment, the driving assembly 5 further includes a magnetic pole group, the magnetic pole group includes two opposite sets and is respectively located the movable clamping protrusion 41 and the magnetic piece on the inner wall of the mounting hole 322, two magnetic piece opposite faces are like magnetic pole faces, so as to drive the movable clamping protrusion 41 to reset to the locking position from the avoiding position, thereby enabling a user not to additionally operate the movable clamping protrusion 41 to reset, and improving user experience.

Due to the existence of the elastic reset member, when the driving member 51 is not operated to drive, the movable clamping protrusion 41 is always in a state of protruding out of the mounting hole 322, and in order to facilitate the movable clamping protrusion 41 to be re-buckled into the buckling groove 42, please refer to fig. 6 and 8, in this embodiment, a guiding inclined surface is formed at the upper end of the movable clamping protrusion 41; wherein, from the front to the back direction, the guide inclined plane is upwards inclined. So set up, work as walk baby frame 100 is expanded to open the state in-process by fold condition, drive sleeve 32 rotates again extremely activity card protruding 41 will with the position of taking place the lock in catching groove 42 on the rear wheel support 2, the guide inclined plane 412 of activity card protruding 41 with the contact takes place the butt with catching groove 42's exterior structure, thereby makes activity card protruding 41 to shrink in the mounting hole 322, work as activity card protruding 41 is just right when catching groove 42, can the elasticity resets the reset action of piece down detains catching groove 42, thereby opens completely, and the whole process user only need operate drive sleeve 32 rotate can, need not additionally to control driving piece 51 moves, and the operation is swift and simple and convenient.

In order to enable the stroller frame 100 to drive the stroller seat 200 connected thereto to fold along with the folding process, please refer to fig. 3, in this embodiment, the upper end of the rear wheel bracket 2 is hinged to the upper end of the front wheel bracket 1 through a first connecting shaft; a connecting hinge 311 is formed at a position close to the front end on the upper side of the connecting rod 31; the walking baby car frame further comprises a supporting structure 7, the supporting structure 7 comprises a connecting seat 71, a supporting arm 72 and a connecting sheet 73, and the upper end of the connecting seat 71 is used for being connected to the walking baby car seat; the supporting arm 72 extends in the vertical direction, the upper end of the supporting arm 72 is connected to the lower end of the connecting seat 71, and the lower end of the supporting arm 72 is hinged to the first connecting shaft; the connection piece 73 has a first connection end 731 connected to the support arm 72 and a second connection end 732 hinged to the connection hinge 311, and a hinge hole of the second connection end 732 is elongated toward the support arm 72. So set up, make connecting rod 31 drives the folding in-process of front wheel support 1 is located connecting articulated portion 311 on connecting rod 31 drives through the hinge hole that is microscler setting second link 732 of connection piece 73 takes place to rotate, thereby through first link 731 of connection piece 73 drives support arm 72 takes place to rotate, and then passes through connecting seat 71 drives baby strolling car seat 200 takes place to rotate foldingly, has strengthened the linkage performance of device, makes the user needn't additionally operate baby strolling car seat 200 rotates, has promoted user experience.

In order to enhance the connection stability of the connecting piece 73 and the supporting arm 72, referring to fig. 3, in this embodiment, the first connecting end 731 of the connecting piece 73 is embedded in the supporting arm 72, and the first connecting end 731 and the supporting arm 72 are fixed by a threaded connection structure. The embedded arrangement mode can effectively ensure that the first end of the connecting piece 73 is stably connected with the supporting arm 72, and the reliability of the supporting arm 72 for supporting the connecting seat 71 is ensured.

Referring to fig. 9 and 10, in another embodiment, a front wheel housing 11 is disposed on the front wheel bracket 1 in a covering manner; the frame of the walking baby carriage further comprises a rotary shielding structure 8, the rotary shielding structure 8 comprises a shielding part 81 and a yielding part 82, the shielding part 81 is formed on one side, facing the front wheel shell 11, of the lower end of the supporting arm 72, and is provided with an upper end arc surface 811, and the circle center of the upper end arc surface 811 is located on the central axis of the first connecting shaft; the relief portion 82 is formed in the front wheel housing 11 corresponding to the shielding portion 81, and has a lower end arc surface 821 corresponding to the upper end arc surface 811; wherein, upper end arc surface 811 with lower extreme arc surface 821 adaptation contact to when support arm 72 rotated, shelter from support arm 72 with regional between the front wheel casing 11, improved the holistic aesthetic property of structure on the one hand, on the other hand can prevent effectively that external debris from going into support arm 72 with between the front wheel casing 11, thereby influence strolling baby seat 200's folding.

In another embodiment, the front wheel bracket 1 is covered with the front wheel housing 11, the rear wheel bracket 2 is covered with the rear wheel housing 21, and the arrangement of the front wheel housing 11 and the rear wheel housing 21 improves the overall aesthetic degree of the walk baby carriage frame 100, and can protect the front wheel bracket 1 and the rear wheel bracket 2.

In addition, for achieving the above purpose, please refer to fig. 11, the present invention further provides a strolling baby vehicle 1000, which includes the strolling baby vehicle frame 100 according to the above technical solution, and it should be noted that the detailed structure of the strolling baby vehicle frame 100 in the strolling baby vehicle 1000 may refer to the above embodiment of the strolling baby vehicle frame 100, which is not described herein again; since the strolling baby vehicle frame 100 is used in the strolling baby vehicle 1000 of the present invention, the embodiment of the strolling baby vehicle 1000 of the present invention includes all technical solutions of all embodiments of the strolling baby vehicle frame 100, and the achieved technical effects are also completely the same, which are not described herein again.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents made by the contents of the present specification and drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a walk baby's car frame which characterized in that includes:

a front wheel bracket;

2. The stroller frame of claim 1, wherein the drive assembly includes a drive member mounted in the rear end cavity of the drive sleeve, the drive member being movably mounted in the drive sleeve along the axial direction of the drive sleeve, and a drive structure is disposed between the drive member and the movable engaging projection to convert the movement of the drive member into the movement of the movable engaging projection.

3. The frame of a walking baby vehicle as claimed in claim 2 wherein said drive structure includes a drive ramp and a mating ramp cooperating with each other, said drive ramp being formed on said drive member and said mating ramp being formed on said movable detent projection, wherein said drive ramp is inclined downwardly in a front-to-rear direction.

4. A walking baby frame as claimed in claim 3 further comprising a push rod assembly, said push rod assembly comprising:

under the external action, the telescopic sleeve rod retracts into the fixed sleeve rod until the pushing part pushes the driving piece to move towards the movable clamping protrusion, so that the movable clamping protrusion is driven to be switched from the avoiding position to the locking position.

5. The frame of a walking baby vehicle as claimed in claim 2 wherein said drive assembly further includes an elastic return member disposed between the inner wall of said mounting hole and said movable detent for urging said movable detent to return from said retracted position to said locked position.

6. The frame of a walking baby car as claimed in claim 5, wherein a guide slope is formed at the upper end of said movable latch;

7. The frame of a walking baby vehicle as claimed in claim 1, wherein the upper end of said rear wheel bracket is hinged to the upper end of said front wheel bracket by a first connecting shaft;

a connecting hinge part is formed at the position of the upper side of the connecting rod, which is close to the front end;

the supporting arm extends in the vertical direction, the upper end of the supporting arm is connected to the lower end of the connecting seat, and the lower end of the supporting arm is hinged to the first connecting shaft; and the number of the first and second groups,

8. The frame of a walking baby vehicle as claimed in claim 7 wherein the first connecting end of the connecting piece is embedded in the support arm and fixed with the support arm by a threaded connection.

9. The frame of a walking baby vehicle as claimed in claim 7, wherein said front wheel bracket is wrapped with a front wheel housing;

the upper end circular arc surface is in adaptive contact with the lower end circular arc surface, so that when the supporting arm rotates, the supporting arm is shielded from an area between the front wheel shell.

10. A walking baby vehicle comprising a walking baby vehicle frame as claimed in any one of claims 1 to 9.