CN210027737U - A children's entertainment vehicle - Google Patents

Abstract

The utility model relates to the technical field of children's products, in particular to a children's entertainment vehicle. The technical scheme of the utility model is as follows: a children's entertainment vehicle, including a power mechanism, a transmission mechanism, a walking part, a steering mechanism, a frame and a locking mechanism; the power mechanism includes a crank handle, a small bevel gear, a wire wheel, a large Bevel gear, pull wire and weight, the front end of the crank handle is provided with the small bevel gear, the large bevel gear is fixedly installed on the wire wheel, the small bevel gear meshes with the large bevel gear, the The wire pulley is mounted on the transmission shaft of the transmission mechanism through a one-way bearing, the wire pulley is wound with a pull wire, the pull wire goes around the fixed pulley on the frame, and the end of the pull wire is connected to the weight. The children's recreational vehicle provided by the utility model relies on the potential energy of the heavy blocks to form a driving force, can walk naturally, has entertainment, is pollution-free, and does not consume electricity and fuel.

Description

A children's entertainment vehicle

technical field

The utility model relates to the technical field of children's products, in particular to a children's entertainment vehicle.

Background technique

Children's recreational vehicles come in many forms, such as electric cars, bumper cars, and bicycles. They have various structures and appearances, and the power source is nothing more than electricity and human power to walk. Electric vehicles use batteries as children's entertainment vehicles. Usually, the batteries are charged at night to ensure normal use. Although bicycles rely on manpower to save the trouble of charging, children's entertainment performance is very poor.

Utility model content

The utility model provides a children's amusement vehicle, which relies on the potential energy of the heavy block to form a driving force, can walk naturally and has entertainment, is pollution-free, and does not consume electricity and fuel.

The technical scheme of the present utility model is as follows:

A children's entertainment vehicle, comprising a power mechanism, a transmission mechanism, a walking part, a steering mechanism, a frame and a locking mechanism; the power mechanism includes a crank handle, a small bevel gear, a wire wheel, a large bevel gear, a pull wire and a weight, The front end of the crank handle is provided with the small bevel gear, the large bevel gear is fixedly installed on the wire wheel, the small bevel gear meshes with the large bevel gear, and the wire wheel is installed on the wire wheel through a one-way bearing. On the transmission shaft of the transmission mechanism, the pulley is wound with a pull wire, the pull wire goes around the fixed pulley on the frame, and the end of the pull wire is connected to the weight.

Further, in the children's entertainment vehicle, the transmission mechanism includes a transmission shaft, a rear wheel shaft, a pinion and a large gear, the pinion is fixedly installed on the rear wheel shaft, and the large gear is fixedly installed on the On the transmission shaft, the pinion gear meshes with the large gear.

Further, in the children's entertainment vehicle, the walking part includes a front wheel and two rear wheels, the front wheels are connected to the steering mechanism as guide wheels; the left rear wheel is connected with the rear axle by a flat key as a drive wheel. ; The right rear wheel and the rear axle are connected by rolling bearings as the driven wheel.

Further, in the children's entertainment vehicle, the steering mechanism includes a handlebar, a front fork assembly and a front axle, the handlebar is mounted on the upper end of the front fork assembly, the front axle is mounted on the lower end of the front fork assembly, the A front wheel is mounted on the front axle.

Further, in the children's entertainment vehicle, the front end of the frame is connected to the front fork assembly, the frame is provided with a seat, the fixed pulley is arranged on the upper end of the rear of the frame, the The bottom of the frame is provided with a rear wheel axle bearing seat and a transmission shaft bearing seat, the rear wheel axle is installed on the rear wheel axle bearing seat through a bearing, and the transmission shaft is installed on the transmission shaft bearing seat through a bearing.

Further, in the children's amusement vehicle, the locking mechanism includes a pull rod, a front fixing pin, a rear fixing pin, a pawl, a polished rod and a ratchet wheel, the pull rod is rotatably connected with the pawl, and the pull rod is provided with There are front elastic clips and rear elastic clips, and the front fixing pins and the rear fixing pins are both arranged at the corresponding positions of the frame. The front elastic clips are used to clamp the front fixing pins, and the rear elastic clips are used for After clamping the rear fixing pin, the pawl is rotatably connected to the rear axle bearing seat through the polished rod, the ratchet is fixedly installed on the rear axle, and the pawl is installed in position with the ratchet.

The beneficial effects of the utility model are as follows: the utility model does not require manpower to drive the vehicle, the trolley can be driven only by the gravity of the falling weight, and does not require resources such as electricity, pollution-free, and saves the trouble of charging the electric vehicle; the utility model It can increase the interest of children and can be applied to entertainment places such as squares and parks.

Description of drawings

Figure 1 is a perspective view of a children's entertainment vehicle;

Figure 2 is a front view of a children's entertainment vehicle;

Figure 3 is a left side view of the children's entertainment vehicle;

Figure 4 is a top view of the children's entertainment vehicle;

Figure 5 is a schematic diagram of a power mechanism;

Fig. 6 is the partial enlarged view of A place in Fig. 4;

Fig. 7 is a partial enlarged view at B in Fig. 4;

Fig. 8 is a partial enlarged view at C in Fig. 4;

Fig. 9 is a partial enlarged view at D in Fig. 4;

Figure 10 is a schematic diagram of the ratchet and the pawl of the locking mechanism being engaged;

FIG. 11 is a schematic diagram of the ratchet wheel and the pawl of the locking mechanism in a separated state.

In the picture: 1- crank handle, 2- small bevel gear, 3- wire wheel, 4- large bevel gear, 5- pull wire, 6- heavy block, 7- fixed pulley, 8- pinion gear, 9- rear axle, 10 -Big gear, 11-rear wheel, 12-front wheel, 13-flat key, 14-rolling bearing, 15-handlebar, 16-front fork assembly, 17-front axle, 18-car seat, 19-rear axle bearing seat , 20-tie rod, 21-front fixing pin, 22-ratchet wheel, 23-pawl, 24-drive shaft bearing seat, 25-drive shaft, 26-frame, 27-rear fixing pin, 28-polished rod, 29-rear Elastic clip, 30-front elastic clip.

Detailed ways

As shown in Figures 1-11, a children's entertainment vehicle includes a power mechanism, a transmission mechanism, a walking part, a steering mechanism, a frame 26 and a locking mechanism;

The power mechanism includes a crank handle 1, a small bevel gear 2, a wire wheel 3, a large bevel gear 4, a pull wire 5 and a weight 6. The front end of the crank handle 1 is provided with the small bevel gear 2, and the large bevel gear 4 is fixedly installed on the wire wheel 3, the small bevel gear 2 meshes with the large bevel gear 4, the wire wheel 3 is installed on the transmission shaft 25 of the transmission mechanism through a one-way bearing, the wire wheel 3 A pull wire 5 is wound on it, the pull wire 5 goes around the fixed pulley 7 on the frame 26, and the end of the pull wire 5 is connected to the weight 6; Under the action, the weight 6 pulls the pull wire 5 to make the wire wheel 3 rotate to complete the power output. Because the one-way bearing is used inside the wire wheel 3, in the process of lifting the weight 6, the children's amusement vehicle will not move forward;

The transmission mechanism includes a transmission shaft 25 , a rear axle 9 , a pinion 8 and a large gear 10 , the pinion 8 is fixedly installed on the rear axle 9 , and the large gear 10 is fixedly installed on the transmission shaft 25 , the pinion 8 meshes with the large gear 10;

The walking part includes a front wheel 12 and two rear wheels 11. The front wheel 12 is connected to the steering mechanism as a guide wheel; the left rear wheel and the rear wheel shaft 9 are connected with a flat key as a driving wheel; the right rear wheel and the rear wheel shaft 9 is connected by rolling bearing 14 as a driven wheel;

The steering mechanism includes a handlebar 15 , a front fork assembly 16 and a front axle 17 , the handlebar 15 is mounted on the upper end of the front fork assembly 16 , the front axle 17 is mounted on the lower end of the front fork assembly 16 , and the front wheel 12 is mounted On said front axle 17; by manipulating the handlebars 15 to change the direction of travel;

The front end of the frame 26 is connected to the front fork assembly 16 , the frame 26 is provided with a seat 18 , the fixed pulley 7 is arranged on the upper end of the rear of the frame 26 , and the bottom of the frame 26 is provided with a seat 18 . There are a rear wheel axle bearing seat 19 and a transmission shaft bearing seat 24, the rear wheel axle 9 is mounted on the rear wheel axle bearing seat 19 through a bearing, and the transmission shaft 25 is mounted on the transmission shaft bearing seat 24 through a bearing.

The locking mechanism includes a pull rod 20 , a front fixing pin 21 , a rear fixing pin 27 , a pawl 23 , a polished rod 28 and a ratchet wheel 22 . The pull rod 20 is rotatably connected with the ratchet pawl 23 . The elastic clip 30 and the rear elastic clip 29, the front fixing pin 21 and the rear fixing pin 27 are both arranged on the corresponding positions of the frame 26, and the front elastic clip 30 is used to clamp the front fixing pin 21, so The rear elastic clip 29 is used to clamp the rear fixing pin 27, the pawl 23 is rotatably connected with the rear axle bearing seat 19 through the polished rod 28, and the ratchet wheel 22 is fixedly installed on the rear axle 9, so the The pawl 23 is installed in coordination with the ratchet wheel 22 ; under the cooperation of the pawl 23 and the ratchet wheel 22 , in the process of lifting the weight 6 to store energy, the recreational vehicle can be prevented from walking forward.

The working process of the above children's entertainment vehicle is as follows:

1. Preparation stage: firstly, push the pull rod 20 forward until the front elastic clip 30 clamps the front fixing pin 21 on the frame 26, so that the pawl 23 and the ratchet wheel 22 located under the pull rod 20 are in a locked state;

2. Lift the weight 6: Then go to the back of the children's amusement vehicle, shake the crank handle 1, the crank handle 1 drives the small bevel gear 2 to drive, and the small bevel gear 2 meshes with the large bevel gear 4 on the wire wheel 3, driving the wire wheel 3 Rotate, the pulling wire 5 is wound on the wire pulley 3, and the other end of the pulling wire 5 will drive the weight 6 to rise; lift the weight 6 to the designated position. During the process, the children's amusement vehicle will not move forward, and the locking action of the pawl 23 and the ratchet 22 will prevent the weight 6 from falling;

3. Unlocking: when the passenger sits down, pull the lever 20 backward, the front elastic clip 30 is disengaged from the front fixing pin 21, and the rear elastic clip 29 clamps the rear fixing pin 27, so that the pawl 23 and the front fixing pin 27 are clamped. The ratchet wheel 22 is released from the locked state, and the children's entertainment vehicle relies on the potential energy of the falling of the weight 6 to generate a driving force;

4. Moving forward: when the weight 6 falls, the wire pulley 3 is driven to rotate by the pulling wire 5, the wire pulley 3 drives the transmission shaft 25 to rotate, the large gear 10 on the transmission shaft 25 drives the pinion 8 to rotate, and the pinion 8 drives the rear axle. 9 rotates, the rear axle 9 transmits the power to the rear wheel 11, and the car officially enters the forward state; in the process of riding, the passenger can control the handlebar 15 to realize the steering of the children's entertainment car.

Claims (6)

1. A children's amusement car is characterized by comprising a power mechanism, a transmission mechanism, a walking part, a steering mechanism, a frame and a locking mechanism; the power mechanism comprises a crank, a small bevel gear, a wire wheel, a large bevel gear, a pull wire and a weight block, wherein the small bevel gear is arranged at the front end of the crank, the large bevel gear is fixedly arranged on the wire wheel, the small bevel gear is meshed with the large bevel gear, the wire wheel is arranged on a transmission shaft of the transmission mechanism through a one-way bearing, the pull wire is wound on the wire wheel, the pull wire bypasses a fixed pulley on the frame, and the end of the pull wire is connected with the weight block.

2. The children's ride-on of claim 1, wherein the drive mechanism includes a drive shaft, a rear axle, a pinion gear fixedly mounted on the rear axle, and a bull gear fixedly mounted on the drive shaft, the pinion gear and the bull gear being in mesh.

3. The children's ride of claim 2, wherein the walking portion includes a front wheel and two rear wheels, the front wheel being connected to a steering mechanism as a guide wheel; the left rear wheel is connected with the rear wheel shaft by adopting a flat key to be used as a driving wheel; the right rear wheel is connected with the rear wheel shaft by adopting a rolling bearing and is used as a driven wheel.

4. The children's ride of claim 3, wherein the steering mechanism includes a handlebar mounted on an upper end of the front fork assembly, a front fork assembly mounted on a lower end of the front fork assembly, and a front axle on which the front wheel is mounted.

5. The children's amusement ride according to claim 4, wherein the front end of the frame is connected to a front fork assembly, the frame is provided with a seat, the fixed pulley is arranged at the upper end of the rear portion of the frame, the bottom of the frame is provided with a rear wheel shaft bearing seat and a transmission shaft bearing seat, the rear wheel shaft is mounted on the rear wheel shaft bearing seat through a bearing, and the transmission shaft is mounted on the transmission shaft bearing seat through a bearing.

6. The children's amusement car according to claim 5, wherein the locking mechanism comprises a pull rod, a front fixing pin, a rear fixing pin, a pawl, a polish rod and a ratchet wheel, the pull rod is rotatably connected with the pawl, the pull rod is provided with a front elastic clamp and a rear elastic clamp, the front fixing pin and the rear fixing pin are both arranged on the corresponding positions of the frame, the front elastic clamp is used for clamping the front fixing pin, the rear elastic clamp is used for clamping the rear fixing pin, the pawl is rotatably connected with a rear wheel shaft bearing seat through the polish rod, the ratchet wheel is fixedly arranged on the rear wheel shaft, and the pawl is installed in a matched mode with the ratchet wheel.

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