CN218662237U

CN218662237U - Small wheel vehicle handlebar suitable for children

Info

Publication number: CN218662237U
Application number: CN202223283829.6U
Authority: CN
Inventors: 李�赫
Original assignee: Beijing Youbei Baiqi Technology Co ltd
Current assignee: Beijing Youbei Baiqi Technology Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-03-21
Anticipated expiration: 2032-12-07

Abstract

The utility model belongs to the technical field of children's small wheel car and specifically relates to a be suitable for children's small wheel car handlebar is related to, its handlebar link that is used for with the automobile body coupling of small wheel car and installs two holding rod at handlebar link both ends, two holding rod holds the direction to the human body and buckles, makes two holding rod with handlebar link place planar contained angle is less than 10. This application has increased the locomotive and turned to sensitivity when taking into account children's small wheel car locomotive stability, adapts to children's the health condition of developing and the effect of having an effect of doing exercises to habit more.

Description

Small wheel vehicle handlebar suitable for children

Technical Field

The application relates to the field of children's small wheel vehicles, in particular to a small wheel vehicle handlebar suitable for children.

Background

BMX dolly sports is an ornamental, challenging and skilled sport, originating in the 60's of the 20 th century, rapidly developing in the european and american countries.

The handlebar of the small wheel vehicle comprises a handlebar connecting frame and two holding rods, wherein the handlebar connecting frame is used for being connected with a front fork of the vehicle body, the two holding rods are connected to two ends of the handlebar connecting frame, the two holding rods incline to a holding direction of a child by a certain angle, the angle is called as a rear elevation angle, and the rear elevation angle plays an important role in steering sensitivity of a front wheel of the vehicle and the gravity center and riding posture of a driver.

In recent years, as the sport of racing a small-wheel vehicle has been developed and matured, the sport is also popular with children, and a small-wheel vehicle handle for children is often manufactured by reducing the handle of a small-wheel vehicle for adults in an equal proportion. When carrying out the BMX motion, children ride on the U type pond training place of height fluctuation, when riding the turn, the control of children is not convenient for to this kind of handlebar, falls down easily when turning, will bring bigger potential safety hazard for children's health.

SUMMERY OF THE UTILITY MODEL

In order to make the dolly handlebar that is used for children on the market accord with children's the custom of having an effect more, the children of being convenient for control, reduce children because of the potential safety hazard that the control handlebar does not bring when the training, this application provides a dolly handlebar that is suitable for children.

The application provides a be suitable for children's small wheel car handlebar adopts following technical scheme:

the utility model provides a be suitable for children's dolly handlebar, is including being used for with the handlebar link of the car body coupling of dolly and installing two handshakes at handlebar link both ends, its characterized in that: the two hand-holding rods are bent towards the hand-holding direction of a human body, so that the included angle between the two hand-holding rods and the plane of the handlebar connecting frame is smaller than 10 degrees.

By adopting the technical scheme, the backward pitch angle of the handlebar is reduced to be smaller than 10 degrees, the steering sensitivity of the handlebar of the child small wheel vehicle is enhanced, the handlebar is more suitable for the actual condition that the four limbs strength of children is smaller, the children control the handlebar to steer more laborsaving, the children can control the handlebar more conveniently when the children train, and the potential safety hazard caused by the fact that the handlebar is not controlled well when the children train is reduced.

Optionally, an included angle between the two holding rods and the plane where the handlebar connecting frame is located is 3-8 degrees.

Through adopting above-mentioned technical scheme, when increasing children control handlebar and turning to the sensitivity, compromise the stability of children's locomotive when riding, reduce children and fall into the probability of hindering when the training, guarantee children's safety when the training as far as possible.

Optionally, the handlebar connecting frame is U-shaped, and the opening degree of the handlebar connecting frame gradually increases.

Through adopting above-mentioned technical scheme for when children hold both hands on two handshakes, the angle that two arms open accords with children's training more or the custom of having an effect when riding, and is more comfortable when riding.

Optionally, the handlebar link includes the connecting pipe with the small wheel car body coupling, and connects two bracing pieces at connecting pipe both ends, two the bracing piece respectively with the holding rod is connected, two the welding has the stiffener between the bracing piece.

Through adopting above-mentioned technical scheme, the stiffener can increase the intensity of handlebar link, strengthens the life of handlebar.

Optionally, the reinforcing rod is fixedly connected to one end of the supporting rod close to the holding rod, and the reinforcing rod is parallel to the length direction of the connecting pipe.

Through adopting above-mentioned technical scheme, with the stiffener rigid coupling in the bracing piece be close to the one end of holding the pole can furthest increase the support of stiffener to the handlebar link, make two bracing pieces atress when children ride even with stiffener and connecting pipe parallel arrangement simultaneously.

Optionally, the two holding rods are horizontally arranged.

By adopting the technical scheme, if the children pursue the stability of the head of the bicycle, the handlebar connecting frame can be inclined forwards relative to the front fork when the children pursue the stability of the head of the bicycle, so that the two holding rods are tilted upwards, and the riding is more stable; if the child pursues the sensitivity of the head steering, the handlebar attachment frame is tilted back with respect to the front fork when installed, so that the two grab bars are tilted downward. With two grab bar levels setting to through riding passerby individual's custom of riding and adjusting from the installation angle, make the application range of the handlebar of this application wider, have the universality more.

Optionally, the distance between the two opposite ends of the two holding rods is 580mm-685mm.

Through adopting above-mentioned technical scheme for the handlebar overall length of this application is longer than conventional handlebar, if children feel the length of holding the pole longer lead to having an effect inconvenient when riding, can shorten the length of holding the pole by oneself, and the children that are convenient for adapt to the different developmental conditions use.

Optionally, the vertical distance between the holding rod and the connecting pipe is 120mm-220mm.

Through adopting above-mentioned technical scheme, with the vertical distance between handspike and the connecting pipe the scope increase of handlebar height promptly to the children that adapt to different heights use, make the handlebar of this application have higher universality.

Optionally, two the grab bar with handlebar link integrated into one piece, every the grab bar with the junction of bracing piece and every the bracing piece with all be circular arc smooth transition between the connecting pipe.

Through adopting above-mentioned technical scheme, the junction of holding rod and bracing piece and the junction of bracing piece and connecting pipe all adopt circular arc smooth transition to handle for the handlebar is whole more pleasing to the eye, and the atress is more even.

Optionally, a transition between each support rod and the connecting pipe is a first arc, and the radius of the first arc is 45mm; every the transition between holding rod and the bracing piece is the second circular arc, the radius of second circular arc is 45mm.

Through adopting above-mentioned technical scheme, accord with the habit of exerting oneself when children ride at the control handlebar more for children are more comfortable when riding.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the children's training device, the backward pitch angle is controlled within the range of less than 10 degrees, so that the sensitivity of steering of the head of the children when the children control the handlebar to ride or train is improved, the problem that the handlebars are difficult to control due to incomplete skeleton development and small strength of four limbs of the children is solved, the children can ride and operate the children more conveniently, and potential safety hazards caused by falling down due to inconvenience in operation of the handlebars of the children during training are reduced;

2. the backward elevation angle is set to be within the angle range of 3-8 degrees, so that the sensitivity of controlling the steering of the bicycle head by the handlebar and the stability of the bicycle head are considered when a child rides the bicycle;

3. level through holding the pole sets up for children can carry out the pertinence according to the custom of riding and the demand of riding and adjust on the mounting means of handlebar and front fork, uses with the children who adapt to different age brackets and different demands of riding, has increased the universality of handlebar.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

FIG. 2 is a top view of the handlebar to embody the angle of the rear elevation of the handlebar of the present application.

Description of reference numerals: 1. a handlebar attachment frame; 11. a connecting pipe; 12. a support bar; 13. a first arc; 2. a hand-held lever; 22. a second arc; 3. a reinforcing rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The rear elevation angle plays an important role in the steering sensitivity of the front wheel of the bicycle, the gravity center of a driver and the riding posture. Through experimental tests, the inventor finds that the headstock is more stable when the backward angle is larger, and the steering is more sensitive when the backward angle is smaller. Because the riding speed of the adult is higher when the adult trains, in order to ensure the safety of the adult when training, the stability of the head of the bicycle is an important consideration factor of selecting the rear elevation angle of the adult small-wheel vehicle, and in addition, the reaction force of people participating in the competitive sports of the small-wheel vehicle is higher, and the requirement on the steering sensitivity can be reduced. Therefore, the existing small-wheel vehicle handle bar is mainly considered from the perspective of adults, and on the basis of ensuring certain steering sensitivity, the stability of the head of the small-wheel vehicle is more improved, so that the back-pitching angle of the existing small-wheel vehicle handle bar is mostly set to be 20 degrees. The small wheel vehicle with the angle manufactured is very suitable for adults, but when the small wheel vehicle is applied to children, children can turn when riding, the handlebar is not convenient for children to control, and can fall down easily when moving.

The inventor also discovers through research that the physical strength and the strength of four limbs of the child are far smaller than those of adults, so that the riding speed of the child is far lower than that of adults, the requirement that the handlebar of a small wheel vehicle of the adult is high in the aspect of the stability of a head is not needed, and therefore, the steering flexibility of the handlebar is further improved on the basis that the head is kept to have certain stability, the handlebar of the small wheel vehicle manufactured is more convenient for the child to control, and the problem that the potential safety hazard caused by the fact that the handlebar is not controlled by the child during training is solved.

The embodiment of the application discloses a small wheel vehicle handlebar suitable for children. Referring to fig. 1, the handle of the small wheel vehicle suitable for children comprises a handle connecting frame 1, wherein the handle connecting frame 1 is integrally U-shaped, two holding rods 2 are connected to two ends of the handle connecting frame 1, and the two holding rods 2 are inclined towards the holding direction of a human body, so that the back elevation angle is smaller than 10 degrees.

Because children compare arm power less with adult, reduce the angle of back angle of elevation for the handlebar operation is more nimble, does not let out the power, and then children are also more sensitive when control handlebar drives the locomotive and rotate, reduces children and causes the probability of tumbleing when untimely because of the control handlebar rotates.

In order to give consideration to the stability of the head and the steering sensitivity of the handle of the children's small wheel vehicle, the steering sensitivity of the handle is increased on the premise of ensuring the riding safety of children, the back elevation angle can be set to be 3-8 degrees, and the steering sensitivity is higher on the basis of meeting the requirements of the children on the stability of the head. The examples of the present application are described with the reclining angles of 3 ° and 4 °.

Handlebar link 1 wholly is the U type, and handlebar link 1's opening degree increases gradually to the open angle of both arms when adaptation children ride, it is more comfortable when riding.

The handlebar connecting frame 1 comprises a connecting pipe 11 used for being connected with a vehicle body and supporting rods 12 connected to two ends of the connecting pipe 11, and the two holding rods 2 are connected to one end, far away from the connecting pipe 11, of the supporting rod 12. In order to increase the strength of the handlebar attachment frame 1, a reinforcement bar 3 is welded between the two support bars 12. The reinforcing rod 3 is located the one end that bracing piece 12 is close to handheld pole 2, and reinforcing rod 3 and connecting pipe 11 parallel arrangement to make two bracing pieces 12 atress even, handlebar link 1's stress intensity is higher.

As the skeletal development conditions of children at different stages are different, the length of each holding rod 2 is set to be 140-160mm, and the distance between the two opposite ends of the holding rod 2 is 580-685 mm, namely the total length of the handlebar is 580-685 mm. This application has adopted the design longer than conventional handlebar, and when children when riding, if the length that feels holding rod 2 is longer, can be according to the demand of riding and the custom of exerting oneself, truncate holding rod 2 to adapt to different ages children's arm length and the custom of riding, make the handlebar have higher application scope simultaneously.

Because the wheel of the small wheel vehicle is small, the height of the rider's hand can be adjusted only by selecting a proper handlebar height, the handlebar height is 120mm-220mm, and the riding requirements and riding habits of children with different heights can be met in a wider range.

The two holding rods 2 are horizontally arranged, so that a rider can adjust the bicycle conveniently according to riding habits, the handlebar connecting frame 1 and the front fork are kept in a parallel state in a conventional installation mode, and if the rider wants to pursue stability of the bicycle head, the handlebar connecting frame can be inclined forwards relative to the front fork 1 during installation, so that the two holding rods 2 are tilted upwards, the riding is more stable, and meanwhile, the gravity center of the rider is higher; if the rider wants to pursue the sensitivity of the head turn, the handlebar attachment frame 1 is tilted backward with respect to the front fork during the mounting so that the two grab bars 2 are tilted downward and the rider's center of gravity is also lowered. Set up two 2 levels of handspike to through riding passerby's individual habit of riding and adjusting from the installation angle, make the application range of the handlebar of this application wider, have the universality more.

The application of the handlebar chooses chromium molybdenum steel material integrated into one piece for use, and chromium molybdenum steel has elasticity big, and the advantage that the damping performance is stronger, when children ride in the U type pond training place of height fluctuation, the sense of vibration of producing when riding of alleviating the bringing, training experience is better.

Because the handlebar is integrally bent and formed, smooth treatment is performed between the connecting pipe 11 and the two support rods 12 to form smooth first arcs 13, and the radiuses of the two first arcs 13 are both 45mm. Smooth transition processing is also carried out between every bracing piece 12 and the holding rod 2, forms slick and sly second circular arc 22, because holding rod 2 level setting, the radius of two second circular arcs 22 also is 45mm for when children ride, the open angle of two arms is more fit for children's bone development condition.

The implementation principle of a small wheel vehicle handlebar suitable for children in the embodiment of the application is as follows: when the children use the bicycle, the hands of the children hold the holding rod 2 to ride and do training actions; if the children feel that the length of the holding rod 2 is longer when riding, the proper length of the holding rod 2 can be determined according to the self force-exerting habit, and the redundant parts are cut off. If a child wants to pursue a more stable riding state during training, the mounting angle of the handlebar connecting frame 1 and the front fork of the bicycle body can be adjusted, so that the handlebar connecting frame 1 tilts forwards, and the riding is more stable; if the sensitivity of the steering of the bicycle head is required to be pursued, the handlebar connecting frame 1 can be adjusted to lean backwards, so that the steering of the bicycle head is more sensitive. The handlebar of this application embodiment is because designed the back elevation angle that more is fit for children to have an effect to custom, and the children of being convenient for ride makes the handlebar more have the universality simultaneously, is fit for more older age stage children's the ride.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a be suitable for children's dolly handlebar, is including being used for handlebar link (1) with the car body coupling of dolly and installing two holding rod (2) at handlebar link (1) both ends, its characterized in that: the two holding rods (2) are bent towards the holding direction of a human body, so that the included angle between the two holding rods (2) and the plane where the handlebar connecting frame (1) is located is less than 10 degrees.

2. The stroller handlebar for a child according to claim 1, wherein: the included angle between the two hand-holding rods (2) and the plane of the handlebar connecting frame (1) is 3-8 degrees.

3. The stroller handlebar for a child according to claim 1, wherein: the handlebar connecting frame (1) is U-shaped, and the opening degree of the handlebar connecting frame (1) is gradually increased.

4. The stroller handlebar for a child according to claim 3, wherein: handlebar connecting frame (1) include connecting pipe (11) with the small wheel car body coupling, and connect two bracing pieces (12) at connecting pipe (11) both ends, two bracing piece (12) respectively with grab bar (2) is connected, two the welding has stiffener (3) between bracing piece (12).

5. The stroller handlebar for a child according to claim 4, wherein: the reinforcing rod (3) is fixedly connected with one end of the supporting rod (12) close to the holding rod (2), and the reinforcing rod (3) is parallel to the length direction of the connecting pipe (11).

6. The stroller handlebar for a child according to claim 4, wherein: the two holding rods (2) are horizontally arranged.

7. The stroller handlebar for a child according to claim 6, wherein: the distance between the two opposite ends of the two holding rods (2) is 580mm-685mm.

8. The stroller handlebar for a child according to claim 6, wherein: the vertical distance between the holding rod (2) and the connecting pipe (11) is 120mm-220mm.

9. The stroller handlebar for a child according to claim 4, wherein: two grab bar (2) with handlebar link (1) integrated into one piece, every grab bar (2) with the junction and every of bracing piece (12) with all be circular arc smooth transition between connecting pipe (11).

10. The stroller handlebar for a child according to claim 9, wherein: the transition between each supporting rod (12) and the connecting pipe (11) is a first circular arc (13), and the radius of the first circular arc (13) is 45mm; the transition between each handheld rod (2) and the supporting rod (12) is a second circular arc (22), and the radius of the second circular arc (22) is 45mm.