CN214267849U

CN214267849U - Children tricycle

Info

Publication number: CN214267849U
Application number: CN202120407850.9U
Authority: CN
Inventors: 郑振极; 涂桥
Original assignee: Zhongshan Baolong Baby Products Co ltd
Current assignee: Zhongshan Baolong Baby Products Co ltd
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-09-24
Anticipated expiration: 2031-02-23

Abstract

The utility model discloses a children tricycle, including the frame main part, frame main part front end be connected with the bogie, the bogie including connect in the frame main part and its steering column that rotates and direction of control relatively, steering column upper end be connected with and turn to the handle, the lower extreme of steering column be connected with the front wheel, frame main part rear end be connected with its rotation relatively and draw close or right back leg that expandes, the lower extreme of left back leg be connected with left rear wheel, the lower extreme of right back leg connect right back wheel, the middle part of left back leg and right back leg between be equipped with and prevent the two spacing subassembly that is close to each other when children tricycle is in the expansion state. The utility model discloses support spacing subassembly at left back leg middle part and right back leg middle part when using to prop left back leg and right back leg, can prevent left back leg and right back leg to draw close each other when riding, thereby avoid the potential safety hazard.

Description

Children tricycle

[ technical field ] A method for producing a semiconductor device

The utility model relates to a children tricycle.

[ background of the invention ]

The tricycle is a common product in the growth process of children, can be unfolded or folded generally, and is convenient to carry in a folded state. When folding, two back legs of tricycle generally all draw close each other, and when using, then expand two back legs, two back legs are generally locking the upper end and the frame main part of back leg at the locking of expansion state at present, and the locking position is single, and is thinner, appears the mistake unblock easily when children ride and causes two back legs to draw close, and children appear situation such as turning on one's side easily when riding, have great potential safety hazard.

The utility model discloses just produce based on above-mentioned not enough.

[ Utility model ] content

The utility model aims at overcoming the defects of the prior art and providing a child tricycle with simple structure and good safety.

The utility model discloses a realize through following technical scheme:

a children tricycle is characterized in that: including frame main part 1, frame main part 1 front end be connected with bogie 2, bogie 2 including connect on frame main part 1 and can rotate and the steering column 21 of direction of control relatively, steering column 21 upper end be connected with and turn to 22, the lower extreme of steering column 21 be connected with front wheel 23, frame main part 1 rear end be connected with can rotate relatively and draw close or right back leg 4 that expand left back leg 3 and right back leg 4, the lower extreme of left back leg 3 be connected with left rear wheel 5, the lower extreme of right back leg 4 connect right back wheel 6, the tricycle middle part of left back leg 3 between be equipped with and can prevent the spacing subassembly 7 that the two is close to each other when children are in the expansion state.

The children tricycle is characterized in that: the limiting component 7 comprises a blocking position 71 arranged on the right rear leg 4 and a clamping piece 72 which is connected to the left rear leg 3 in a rotating mode around the first axis A and can prevent the left rear leg 3 and the right rear leg 4 from approaching to each other in the unfolding state when being clamped with the blocking position 71.

The children tricycle is characterized in that: the right rear leg 4 is also provided with a locking piece 8 which can lock the clamping piece 72 on the right rear leg 4 and prevent the clamping piece 72 from disengaging from the clamping position 71.

The children tricycle is characterized in that: the left rear leg 3 comprises a left leg 31 and a seat 32 connected to the left leg 31, and the engaging member 72 comprises an engaging rod 721 rotatably connected to the seat 32 around the first axis a.

The children tricycle is characterized in that: the seat body 32 is provided with a fixing protrusion 33 capable of locking the clamping rod 721 at the transverse unfolding position and the longitudinal folding position, the fixing protrusion 33 is provided with a first inclined sliding surface 34 capable of allowing the clamping rod 721 to extrude to move the clamping rod 721 from the longitudinal folding position to the transverse unfolding position, and the fixing protrusion 33 is further provided with a second inclined sliding surface 35 capable of allowing the clamping rod 721 to extrude to move the clamping rod 721 from the transverse unfolding position to the longitudinal folding position.

The children tricycle is characterized in that: the right rear leg 4 comprises a right leg rod 41 and a connecting seat 42 connected to the right leg rod 41, and the locking portion 71 comprises a slot 711 which is arranged in the connecting seat 42 and into which the locking rod 721 is inserted.

The children tricycle is characterized in that: the clamping rod 721 is provided with a bayonet 722, and the clamping portion 71 further includes a clamping block 712 disposed on a wall of the slot 711 and capable of being clamped with the bayonet 722.

The children tricycle is characterized in that: the locking member 8 includes a stop block 81 slidably connected to the connecting seat 42 for preventing the separation of the clamping rod 721 from the connecting seat 42, an exposed operating portion 811 is disposed on the stop block 81, and a spring 82 is disposed between the stop block 81 and the connecting seat 42 for keeping the stop block 81 locked in the insertion groove 711 and preventing the separation of the clamping rod 721 from the insertion groove 711.

The children tricycle is characterized in that: the stop block 81 is provided with a third inclined sliding surface 812 which can slide in cooperation with the clamping rod 721.

The children tricycle is characterized in that: the frame main body 1 comprises a support frame 11 for supporting a seat and a rotating seat 12 connected to the front end of the support frame 11 in a rotating mode around a second axis B, the bogie 2 is arranged in the rotating seat 12, the left rear leg 3 and the right rear leg 4 are connected with the support frame 11 in a rotating mode and can be drawn close to each other when folded, and the left rear leg 3 and the right rear leg 4 are connected with the support frame 11 in a rotating mode and can also be drawn close to a front wheel 23 when folded.

Compared with the prior art, the utility model discloses there is following advantage: the utility model discloses when using, at first rotate left back leg and the relative frame main part of right back leg and be the state that expandes each other, then support spacing subassembly at left back leg middle part and right back leg middle part to prop left back leg and right back leg, can prevent left back leg and right back leg to draw close each other when riding, thereby avoid the potential safety hazard.

[ description of the drawings ]

FIG. 1 is a perspective view of a child tricycle of the present invention;

fig. 2 is a second perspective view of the child tricycle of the present invention;

FIG. 3 is a third perspective view of the child tricycle of the present invention;

FIG. 4 is a plan view of the child tricycle of the present invention;

FIG. 5 is a perspective view of a latch member of the child tricycle of the present invention;

FIG. 6 is a cross-sectional view of a restraint assembly in the child tricycle of the present invention;

FIG. 7 is a perspective view of the locking member of the child tricycle of the present invention;

FIG. 8 is a cross-sectional view of the locking member of the child tricycle of the present invention;

fig. 9 is a perspective view of the middle seat body of the child tricycle of the present invention.

[ detailed description ] embodiments

The invention will be further described with reference to the accompanying drawings:

as shown in fig. 1 to 9, the utility model provides a children tricycle, including frame main part 1, frame main part 1 front end be connected with bogie 2, bogie 2 including connect on frame main part 1 and its steering column 21 that rotates and direction of control relatively, steering column 21 upper end be connected with and turn to 22, the lower extreme of steering column 21 be connected with front wheel 23, frame main part 1 rear end be connected with and rotate and draw close or right back leg 4 of expanding relatively it, the lower extreme of left back leg 3 be connected with left rear wheel 5, the lower extreme of right back leg 4 connect right back wheel 6, the middle part of left back leg 3 and the middle part of right back leg 4 between be equipped with and can prevent the two spacing subassembly 7 that are close to each other when children tricycle is in the expansion state.

When children's tricycle is used to needs, at first rotate left back leg 3 and right back leg 4 relative support frame 1 and be the state of expanding each other, support spacing subassembly 7 in left back leg 3 middle part and right back leg 4 middle part to prop left back leg 3 and right back leg 4, can prevent left back leg 3 and right back leg 4 and draw close each other when riding, thereby avoid potential safety hazard, simple structure.

As shown in fig. 1 to 4, the position limiting assembly 7 includes a position limiting member 71 disposed on the right rear leg 4 and a snap member 72 rotatably connected to the left rear leg 3 about the first axis a and capable of preventing the left rear leg 3 and the right rear leg 4 from approaching each other in the unfolded state when being engaged with the position limiting member 71. After left back leg 3 and right back leg 4 expand, then relative left back leg 3 rotates joint spare 72 for joint spare 72 and the screens 71 block on the right back leg 4, thereby make the both ends of joint spare 72 prop the middle part of left back leg 3 middle part and right back leg 4, prevent that left back leg 3 and right back leg 4 mistake from drawing close, ensure safety. During operation, only one rotation of the clamping piece 72 is needed, and the operation is very convenient.

As shown in fig. 7 to 8, the right rear leg 4 is further provided with a locking member 8 capable of locking the snap member 72 on the right rear leg 4 to prevent the snap member 72 from disengaging from the detent 71. The locking piece 8, the blocking position 71 and the clamping piece 72 are matched to form multiple locking, so that the right rear leg 4 and the left rear leg 3 can be fixed more stably when being unfolded.

As shown in fig. 1 to 4, the left rear leg 3 includes a left leg 31 and a seat 32 connected to the left leg 31, and the engaging member 72 includes an engaging rod 721 rotatably connected to the seat 32 about the first axis a. The rotation of the latch member 72 is more convenient to operate, and when the tricycle is folded and stored, the latch rod 721 is always connected to the seat 32, so that the tricycle cannot be lost.

As shown in fig. 9, the fixing body 32 is provided with a fixing protrusion 33 capable of locking the clamping rod 721 at the transverse extending position and the longitudinal folding position, the fixing protrusion 33 is provided with a first inclined sliding surface 34 capable of allowing the clamping rod 721 to extrude and moving the clamping rod 721 from the longitudinal folding position to the transverse extending position, and the fixing protrusion 33 is further provided with a second inclined sliding surface 35 capable of allowing the clamping rod 721 to extrude and moving the clamping rod 721 from the transverse extending position to the longitudinal folding position. The fixing protrusion 33 is used for positioning the clamping rod 721, and the first inclined sliding surface 34 and the second inclined sliding surface 35 can change the position of the clamping rod 721 when a user applies a certain external force to the clamping rod 721, so that the clamping rod 721 can support the left rear leg 3 and the right rear leg 4 to prevent the left rear leg and the right rear leg from being drawn close by mistake.

As shown in fig. 5 to 6, the right rear leg 4 includes a right leg rod 41 and a connecting seat 42 connected to the right leg rod 41, and the locking portion 71 includes a slot 711 disposed in the connecting seat 42 and into which the locking rod 721 can be inserted. The right and left

rear legs

4 and 3 are supported to be spread when the catch bar 721 is inserted into the slot 711 to prevent the right and left

rear legs

4 and 3 from being drawn together when the child is riding.

As shown in fig. 5 to 6, the latch rod 721 is provided with a bayonet 722, and the latch 71 further includes a latch 712 disposed on a wall of the slot 711 and capable of engaging with the bayonet 722. The locking block 712 is engaged with the locking opening 722 to prevent lateral shaking, and the locking member 8 is further engaged to lock the clamping rod 721 in the slot 711, so as to achieve multiple locking, and to stabilize the unfolded state of the left rear leg 3 and the right rear leg 4.

As shown in fig. 6 to 8, the locking member 8 includes a stop block 81 slidably connected to the connecting seat 42 for preventing the separation of the catch rod 721 from the connecting seat 42, an exposed operating portion 811 is disposed on the stop block 81, and a spring 82 is disposed between the stop block 81 and the connecting seat 42 for keeping the stop block 81 locked in the insertion groove 711 and preventing the separation of the catch rod 721 from the insertion groove 711. When the left rear leg 3 and the right rear leg 4 need to be folded, the operating part 811 is pressed downwards, the stop block 81 slides downwards relative to the connecting seat 42 and is separated from the slot 711, the clamping rod 721 can be separated from the slot 711, the left rear leg 3 and the right rear leg 4 are unlocked with the frame main body 1, and the left rear leg 3 and the right rear leg 4 can rotate to approach each other to fold the tricycle.

As shown in fig. 7, the stopper 81 is provided with a third inclined sliding surface 812 which can slide in cooperation with the catch rod 721. When the left rear leg 3 and the right rear leg 4 are unfolded, the clamping rod 721 is rotated, the clamping rod 721 touches the third inclined sliding surface 812 and can press the stop block 81 to slide, and when the clamping rod 721 is completely clamped in place, the spring 82 pushes the stop block 81 to reset, so that the clamping rod 721 is firmly clamped with the clamping position 71.

As shown in fig. 1 to 3, the frame body 1 includes a support frame 11 for supporting a seat and a rotary seat 12 rotatably connected to a front end of the support frame 11 about a second axis B, the bogie 2 is disposed in the rotary seat 12, the left rear leg 3 and the right rear leg 4 are rotatably connected to the support frame 11 and can be drawn together when folded, and the left rear leg 3 and the right rear leg 4 are rotatably connected to the support frame 11 and can be drawn together when folded towards the front wheel 23. When the child's bike is folded, the rotating seat 12 can rotate around the second axis B relative to the supporting frame 11 and close to the supporting frame 11, in the process, the bogie 2 is driven by the rotating seat 12 to close to the supporting frame 11, the left rear leg 3 and the right rear leg 4 rotate relative to the supporting frame 11 and close to the supporting frame, and the left rear leg 3 and the right rear leg 4 which rotate to close to each other rotate forwards relative to the supporting frame 11 and close to the front wheel 23, so that the tricycle is small in size after being folded, occupied space is reduced, and a user can store the tricycle conveniently.

Claims

1. A children tricycle is characterized in that: comprises a frame main body (1), the front end of the frame main body (1) is connected with a bogie (2), the bogie (2) comprises a steering rod (21) which is connected to the frame main body (1) and can rotate relative to the frame main body to control the direction, the upper end of the steering rod (21) is connected with a steering handle (22), the lower end of the steering rod (21) is connected with a front wheel (23), the rear end of the frame main body (1) is connected with a left rear leg (3) and a right rear leg (4) which can move close to or open relative to the frame main body, the lower end of the left rear leg (3) is connected with a left rear wheel (5), the lower end of the right rear leg (4) is connected with a right rear wheel (6), and a limiting component (7) which can prevent the child tricycle from approaching to each other when the child tricycle is in an unfolded state is arranged between the middle part of the left rear leg (3) and the middle part of the right rear leg (4).

2. The children's tricycle of claim 1, wherein: spacing subassembly (7) including locating screens (71) on right back leg (4) and around first axis (A) rotate connect in left back leg (3) and can prevent left back leg (3) and right back leg (4) joint spare (72) that are close to each other under the expansion state when with screens (71) block.

3. The children's tricycle of claim 2, wherein: the right rear leg (4) is further provided with a locking piece (8) which can lock the clamping piece (72) on the right rear leg (4) and prevent the clamping piece (72) from being separated from the clamping position (71).

4. The children's tricycle of claim 3, wherein: the left rear leg (3) comprises a left leg rod (31) and a seat body (32) connected to the left leg rod (31), and the clamping piece (72) comprises a clamping rod (721) which is rotatably connected to the seat body (32) around a first axis (A).

5. The children's tricycle of claim 4, wherein: the seat body (32) is provided with a fixing protrusion (33) capable of locking the clamping rod (721) at a transverse unfolding position and a longitudinal folding position, the fixing protrusion (33) is provided with a first inclined sliding surface (34) capable of allowing the clamping rod (721) to extrude out so that the clamping rod (721) can move from the longitudinal folding position to the transverse unfolding position, and the fixing protrusion (33) is further provided with a second inclined sliding surface (35) capable of allowing the clamping rod (721) to extrude out so that the clamping rod (721) can move from the transverse unfolding position to the longitudinal folding position.

6. The children's tricycle of claim 4, wherein: right back leg (4) include right leg pole (41) and connect connecting seat (42) on right leg pole (41), screens (71) including locating in connecting seat (42) and can supply joint pole (721) male slot (711).

7. The children's tricycle of claim 6, wherein: the clamping rod (721) is provided with a bayonet (722), and the clamping position (71) further comprises a clamping block (712) which is arranged on the groove wall of the slot (711) and can be clamped with the bayonet (722).

8. The children's tricycle of claim 6, wherein: the locking piece (8) comprises a stop block (81) which is slidably connected to the connecting seat (42) and used for preventing the clamping rod (721) from being separated from the connecting seat (42), an exposed operating part (811) is arranged on the stop block (81), and a spring (82) which can enable the stop block (81) to be kept locked in the inserting groove (711) and further prevent the clamping rod (721) from being separated from the inserting groove (711) is arranged between the stop block (81) and the connecting seat (42).

9. The children's tricycle of claim 8, wherein: and a third inclined sliding surface (812) which can slide in a matching way with the clamping rod (721) is arranged on the stop block (81).

10. The children's tricycle of claim 1, wherein: frame main part (1) including support frame (11) that are used for supporting the seat and around second axis (B) rotate and connect in rotation seat (12) of support frame (11) front end, bogie (2) locate and rotate in seat (12), left back leg (3) and right back leg (4) rotate with support frame (11) and be connected and can draw close each other when folding, and left back leg (3) and right back leg (4) rotate with support frame (11) and be connected and also can draw close to front wheel (23) when folding.