CN212637755U

CN212637755U - Children bicycle with prevent falling down function

Info

Publication number: CN212637755U
Application number: CN202021056440.6U
Authority: CN
Inventors: 陈娟
Original assignee: Tianjin Beijiaqi Technology Development Co ltd
Current assignee: Tianjin Beijiaqi Technology Development Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-03-02
Anticipated expiration: 2030-06-10

Abstract

The utility model discloses a children bicycle with anti-falling function, which comprises a bicycle main body and a bearing frame, wherein an anti-falling mechanism is fixedly arranged in the bearing frame; the anti-toppling mechanism comprises a first opening, the first opening is formed in the bearing frame, an outer barrel is arranged in the first opening, the outer barrel penetrates through the bearing frame, a cavity is formed in the outer barrel, two L-shaped rod bodies are arranged in the cavity, and a pulley is fixedly arranged at one end of each L-shaped rod body. The utility model discloses a take out two L shape body of rod in the urceolus and guarantee that extraction length is unanimous, the pulley is followed the L shape body of rod and is kept away from ground this moment, when the side main part of proper motion emptys, the spheroid rolls and drives the urceolus and the L shape body of rod to toppling over the direction motion, then the L shape body of rod drives the pulley and supports the bicycle main part, can also help children to master the bicycle technique of riding fast when avoiding children to fall over, and it is little to take up an area of the space.

Description

Children bicycle with prevent falling down function

Technical Field

The utility model relates to a technical field that rides specifically is a children bicycle with prevent falling down function.

Background

The children's bicycle is a large door among children's bicycles, and the children's bicycles, children's carts, baby walker and children's tricycle are four large categories. The children bicycle is also provided with a protection wheel (balance wheel) which can keep the balance of the rider, so that the children bicycle needs to be matched with each other (one is arranged on the left and the right) when choosing and using the children bicycle, and parents need to take the matters into consideration when choosing and using the children bicycle.

The existing children bicycle in the riding field has the following defects:

1. in the existing riding field of children's bicycles, in order to prevent children from falling down, pulleys are added on the front side and the rear side of a rear wheel, and the pulleys and the rear wheel are positioned on the same horizontal line;

2. the existing riding field children bicycle has the advantages that the pulleys on two sides of the rear wheel cannot be retracted when the bicycle is idle, so that the bicycle is not easy to store, and therefore the children bicycle with the falling prevention function is provided to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a children's bicycle with prevent falling down function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a children bicycle with an anti-falling function comprises a bicycle main body and a bearing frame, wherein the bearing frame is fixedly connected with the bicycle main body, an anti-falling mechanism is fixedly arranged inside the bearing frame, and the anti-falling mechanism extends to the outer side of the bearing frame;

the anti-toppling mechanism comprises a first opening, a first opening is formed in the bearing frame, an outer barrel is arranged in the first opening, the outer barrel penetrates through the bearing frame, a cavity is formed in the outer barrel, two L-shaped rod bodies are arranged in the cavity, one ends of the two L-shaped rod bodies penetrate through the outer barrel and extend to one side of the outer barrel, the two L-shaped rod bodies are in contact with the outer barrel, pulleys are fixedly arranged at one ends of the L-shaped rod bodies, a ball body is arranged at the bottom of the outer barrel, the top of the ball body is in contact with the bottom of the outer barrel, a limiting shell is sleeved on the outer side of the ball body, the top of the limiting shell is fixedly connected with the bottom of the outer barrel, the inner wall of the limiting shell is in contact with the outer wall of the ball body, a trapezoidal sliding groove is formed in the bearing frame, the trapezoidal, the bottom end of the trapezoidal sliding block penetrates through the trapezoidal sliding groove and is fixedly connected with the top of the outer barrel.

Preferably, the top of the outer barrel is provided with two bolts, the two bolts are respectively arranged on the front side and the rear side of the bearing frame, one end of each bolt penetrates through the outer barrel and is in contact with the L-shaped rod body, and the bolts are in threaded connection with the outer barrel.

Preferably, a second opening is formed in the bearing frame, and the second opening is formed in the top of the trapezoidal sliding groove.

Preferably, a rod body is arranged inside the second opening, the top end of the rod body penetrates through the bearing frame and extends to the top of the bearing frame, and the rod body is connected with the bearing frame in an inserting mode.

Preferably, a cushion is fixedly arranged at the top of the rod body.

Preferably, the front side of the bearing frame is provided with a threaded rod, the inner end of the threaded rod penetrates through the bearing frame and extends into the second opening, the inner end of the threaded rod is in contact with the outer wall of the rod body, and the threaded rod is in threaded connection with the bearing frame.

Preferably, the bottom of the first opening is processed into an arc shape.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a unscrew the bolt, then take out two L shape body of rod in the urceolus and guarantee that extraction length is unanimous, two L shape body of rod and bicycle main part form a balanced state, and the pulley is followed the L shape body of rod and is kept away from ground this moment, when inclining the main part by oneself and empting, the spheroid rolls and drives urceolus and L shape body of rod to empting the direction motion, then the L shape body of rod drives the pulley and supports the bicycle main part, can also help children to master the bicycle technique of riding fast when avoiding children to fall down.

2. The utility model discloses an when the bicycle main part is idle, unscrew the bolt, insert the L shape body of rod in the cavity, then make the L shape body of rod drive the pulley and put horizontally, then tighten up the bolt, can deposit the bicycle main part, take up an area of the space for a short time, be convenient for deposit.

Drawings

FIG. 1 is a schematic view of the overall structure of the L-shaped pole of the present invention when it is horizontally placed;

FIG. 2 is a schematic view of the overall structure of the L-shaped rod of the present invention when it is vertically placed;

fig. 3 is a cross-sectional view of the bearing frame and the rod body of the present invention;

fig. 4 is a left side view of the bearing frame of the present invention;

fig. 5 is an enlarged view of the a-portion structure of fig. 4 according to the present invention.

In the figure: 1. a bicycle main body; 2. a bearing frame; 3. a first opening; 4. an outer cylinder; 5. a cavity; 6. an L-shaped rod body; 7. a pulley; 8. a sphere; 9. a limiting shell; 10. a trapezoidal chute; 11. a trapezoidal slider; 12. a bolt; 13. a second opening; 14. a rod body; 15. a cushion; 16. a threaded rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: a children bicycle with an anti-falling function comprises a bicycle main body 1 and a bearing frame 2, wherein the bearing frame 2 is fixedly connected with the bicycle main body 1, an anti-falling mechanism is fixedly arranged inside the bearing frame 2, and the anti-falling mechanism extends to the outer side of the bearing frame 2;

the anti-toppling mechanism comprises a first opening 3, a first opening 3 is formed in a bearing frame 2, an outer barrel 4 is arranged in the first opening 3, the outer barrel 4 penetrates through the bearing frame 2, a cavity 5 is formed in the outer barrel 4, two L-shaped rod bodies 6 are arranged in the cavity 5, one ends of the two L-shaped rod bodies 6 penetrate through the outer barrel 4 and extend to one side of the outer barrel 4, the two L-shaped rod bodies 6 are in contact with the outer barrel 4, a pulley 7 is fixedly arranged at one end of each L-shaped rod body 6, a ball 8 is arranged at the bottom of the outer barrel 4, the top of each ball 8 is in contact with the bottom of the outer barrel 4, a limiting shell 9 is sleeved on the outer side of each ball 8, the top of each limiting shell 9 is fixedly connected with the bottom of the outer barrel 4, the inner wall of each limiting shell 9 is in contact with the outer wall of each ball 8, a trapezoidal, trapezoidal spout 10 is inside to be equipped with trapezoidal slider 11, trapezoidal slider 11 constitutes sliding structure with trapezoidal spout 10, trapezoidal slider 11 bottom pass trapezoidal spout 10 and with 4 top fixed connection of urceolus, stretch out in urceolus 4 through the L shape body of rod 6, and guarantee that the length that two L shape bodies of rod 6 stretch out is unanimous for the L shape body of rod 6 forms a horizontal force, helps children to master the bicycle balance, makes its study fast.

Further, the top of the outer cylinder 4 is provided with two bolts 12, the two bolts 12 are respectively arranged on the front side and the rear side of the bearing frame 2, one ends of the two bolts 12 penetrate through the outer cylinder 4 and are in contact with the L-shaped rod body 6, and the bolts 12 are in threaded connection with the outer cylinder 4 and can fix the outer cylinder 4 and the L-shaped rod body 6 through the bolts 12.

Further, a second opening 13 is formed in the bearing frame 2, the second opening 13 is formed in the top of the trapezoidal sliding groove 10, and the height of the rod 14 can be adjusted while the rod is limited through the second opening 13.

Further, the inside body of rod 14 that is equipped with of second opening 13, the body of rod 14 top is passed bearing frame 2 and is extended to 2 tops of bearing frame, body of rod 14 is connected with 2 grafting of bearing frame, supports the cushion 15 that can stabilize through the mutual cooperation of body of rod 14 and bearing frame 2.

Further, a seat cushion 15 is fixedly arranged at the top of the rod body 14, and provides a seat for children.

Further, 2 front sides of bearing frame are equipped with threaded rod 16, threaded rod 16 the inner passes bearing frame 2 and extends to inside the second opening 13, 16 inner and the body of rod 14 outer walls of the threaded rod contact, threaded

rod

16 and 2 threaded connection of bearing frame can fix the body of rod 14 through threaded rod 16, and convenient operation is simple.

Further, the bottom of the first opening 3 is processed into an arc shape.

The working principle is as follows: in the initial state, the two L-shaped rods 6 are mutually attached and completely contracted in the cavity 5, when the utility model is put into practical use, the bolt 12 is firstly unscrewed, then the L-shaped rods 6 are drawn out from the outer barrel 4, in the drawing process, the drawn lengths of the two L-shaped rods 6 are ensured to be consistent, thereby ensuring that the L-shaped rods 6 and the outer barrel 4 are in a balanced state, in the balanced state, the two L-shaped rods 6 drive the pulley 7 to be away from the ground, then the bolt 12 is screwed, then when the bicycle body 1 is inclined to one side surface when children ride, the first opening 3 is inclined along with the bicycle body 1, then the ball 8 rolls along the first opening 3, in the rolling process, the ball 8 drives the outer barrel 4 to move along the direction of the trapezoid chute 10, then the L-shaped rod 6 on one side of the inclined of the bicycle body 1 drives the pulley 7 to be contacted with the ground, then the L shape body of rod 6 supports bicycle main part 1, the possibility that bicycle main part 1 and children fell has been avoided, then children right the bicycle, then because first opening 3 processing is the arc, so spheroid 8 removes along first opening 3 bottom once more, and spheroid 8 drives urceolus 4 and the L shape body of rod 6 and gets back to initial position, can help children to master bicycle riding technology fast, when bicycle main part 1 is idle, unscrew bolt 12, insert the L shape body of rod 6 in the cavity 5, then make the L shape body of rod 6 drive pulley 7 and violently put (like description drawing 1), then tighten bolt 12, can deposit bicycle main part 1, take up an area of the space for a short time, be convenient for deposit.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a children bicycle with prevent falling down function, includes bicycle main part (1) and bearing frame (2), its characterized in that: the bearing frame (2) is fixedly connected with the bicycle main body (1), an anti-toppling mechanism is fixedly arranged inside the bearing frame (2), and the anti-toppling mechanism extends to the outer side of the bearing frame (2);

the anti-toppling mechanism comprises a first opening (3), wherein the first opening (3) is formed in the bearing frame (2), the outer barrel (4) is arranged in the first opening (3), the outer barrel (4) penetrates through the bearing frame (2), the cavity (5) is formed in the outer barrel (4), two L-shaped rod bodies (6) are arranged in the cavity (5), one end of each L-shaped rod body (6) penetrates through the outer barrel (4) and extends to one side of the outer barrel (4), the two L-shaped rod bodies (6) are both in contact with the outer barrel (4), one end of each L-shaped rod body (6) is fixedly provided with a pulley (7), the bottom of the outer barrel (4) is provided with a ball body (8), the top of each ball body (8) is in contact with the bottom of the outer barrel (4), the outer side of each ball body (8) is sleeved with a limiting shell (9), and the top of each limiting shell (9) is fixedly connected, spacing shell (9) inner wall contacts with spheroid (8) outer wall, bearing frame (2) inside is equipped with trapezoidal spout (10), establish at first opening (3) top trapezoidal spout (10), trapezoidal spout (10) inside is equipped with trapezoidal slider (11), trapezoidal slider (11) constitutes sliding structure with trapezoidal spout (10), trapezoidal spout (10) are passed to trapezoidal slider (11) bottom and urceolus (4) top fixed connection.

2. The children's bicycle with fall-down prevention function according to claim 1, wherein: the top of the outer barrel (4) is provided with two bolts (12), the two bolts (12) are respectively arranged on the front side and the rear side of the bearing frame (2), one ends of the two bolts (12) penetrate through the outer barrel (4) and are in contact with the L-shaped rod body (6), and the bolts (12) are in threaded connection with the outer barrel (4).

3. The children's bicycle with fall-down prevention function according to claim 1, wherein: a second opening (13) is formed in the bearing frame (2), and the second opening (13) is formed in the top of the trapezoidal sliding groove (10).

4. The children's bicycle with fall-down prevention function according to claim 3, wherein: the inside body of rod (14) that is equipped with of second opening (13), body of rod (14) top is passed bearing frame (2) and is extended to bearing frame (2) top, body of rod (14) and bearing frame (2) plug-in connection.

5. The children's bicycle with fall-down prevention function according to claim 4, wherein: a cushion (15) is fixedly arranged at the top of the rod body (14).

6. The children's bicycle with fall-down prevention function according to claim 4, wherein: the bearing frame (2) front side is equipped with threaded rod (16), threaded rod (16) inner passes bearing frame (2) and extends to inside second opening (13), threaded rod (16) inner contacts with body of rod (14) outer wall, threaded rod (16) and bearing frame (2) threaded connection.

7. The children's bicycle with fall-down prevention function according to claim 1, wherein: the bottom of the first opening (3) is processed into an arc shape.