WO2016165195A1

WO2016165195A1 - Automatic electric body building exercise folding vehicle

Info

Publication number: WO2016165195A1
Application number: PCT/CN2015/079642
Authority: WO
Inventors: 朱红英; 朱子毅
Original assignee: 朱红英
Priority date: 2015-04-16
Filing date: 2015-05-23
Publication date: 2016-10-20
Also published as: WO2016165193A1; CN204522162U

Abstract

An automatic electric body building exercise folding vehicle comprises a front frame (1), a folding chassis (2) and a folding wheel frame (3). The internal space of the front frame (1) is provided with a battery power supply for supplying power to driving the entire vehicle. The folding chassis (2) is provided with a driving motor (4) with an inclined angle. The driving motor (4) is connected with a telescopic arm (8). A lock pin (6) is connected with the telescopic arm (8). The lock pin (6) is provided with a spring (9). The telescopic arm (8) is set with a reserved travel distance for the lock pin (6) pulled out from a pin hole (12). A connecting rod (7) is provided between the folded base (2) and the folding wheel frame (3).

Description

Automatic electric fitness exercise folding bike

Technical field

The utility model belongs to the field of vehicles, and particularly relates to an automatic electric fitness exercise folding bicycle.

Background technique

With the development of society and the advancement of science and technology, people's requirements for fast, convenient, and environmentally friendly transportation vehicles are getting higher and higher. The existing folding vehicles are usually large in size, heavy in weight, and have certain parking spaces. The requirements are inconvenient and easy to be stolen, and there are many inconveniences in terms of use, parking, carrying, storage, and security.

technical problem

The folding method of the existing folding type vehicle is mostly manual folding. In the folding process, it is usually necessary to manually unlock the buckle at the folding joint, and then fold the frame to avoid the frame being scattered during transportation.

After the frame is folded into position, the corresponding joints need to be locked. The folding process of the whole vehicle is complicated, the operation steps are many, the procedure is cumbersome, and the volume reduction effect after folding is not obvious, the weight is too heavy, the carrying is inconvenient, the appearance is old, and so on. problem. In order to overcome the above drawbacks, the technical problem to be solved by the utility model is: designing an automatic electric fitness exercise folding bicycle, realizing one-button automatic vehicle folding and one-button automatic deployment

Problem solution

Technical solution

To solve its technical problems, the technical solution adopted is: designing an automatic electric exercise folding bicycle, including a front frame, a folding chassis and a folding wheel frame, and the front frame internal space is provided with a battery power source for the whole vehicle. The power drive, the folding chassis is provided with a driving motor with a tilting angle, the driving motor is connected to the telescopic arm, the telescopic arm is connected with the locking pin, the locking pin comprises a spring, and the telescopic arm is provided with a locking pin from the pin hole The withdrawal stroke is set, and a connecting rod is arranged between the folding chassis and the folding wheel frame. The driving motor is provided with a reduction gear to drive a pair of screw nuts, and the nut is connected to the telescopic arm. The sleeve of the telescopic arm is opposite to the locking pin, the locking pin is fixedly disposed with a card, the folding chassis is fixedly provided with a collar, the locking pin is inserted through the collar into the locking hole, and a spring is arranged between the card and the collar. The locking pin is inserted into one end of the locking hole to prevent the locking pin from being detached from the collar a protrusion, the sleeve is provided with a stud, and the protrusion is provided with a movable stroke, which is a reserved stroke for the lock pin to be pulled out from the pin hole of the locking device, and the telescopic arm is provided with a stud The protruding post is provided with a movable stroke, the protruding post is connected to the locking pin through a wire, the driving motor telescopic arm is provided with a tooth, and the locking pin of the locking device is connected by a gear meshing with the tooth, and the locking pin is provided to mesh with the gear Tooth. The driving motor is provided with a micro switch, the micro switch is connected to the control center and the motor power source, and the connecting rod is respectively connected to the front frame, the folding chassis and the folding wheel frame through the connecting rod arm, and the collecting end of the connecting rod arm passes through the movable shaft Connected together, the pin hole is disposed on the shaft seat, and the lock pin is disposed at the bottom of the chassis.

Advantageous effects of the invention

Beneficial effect

The beneficial effects of the utility model include:

1. The automatic folding vehicle realizes one-button automatic folding of the whole vehicle without manual operation, and the opening and closing of the folding joint is realized by electric control, and the realization process mainly drives the telescopic arm movement by the driving motor, and the linkage effect of the connecting rod, thereby driving The opening and closing of each folding joint is automatic, quick and labor-saving. When the whole vehicle is folded into position, the motor is automatically powered off, the frame will not be scattered, the transportation is convenient and safe, the volume is small, the space is small, and the carrying is convenient.

2. A connecting rod is arranged between the folding chassis and the folding wheel frame, and the connecting rod is respectively connected to the front frame, the folding chassis and the folding wheel frame through the connecting rod arm, and the folding chassis and the folding can be realized under the traction of the connecting rod. The automatic synchronization of the wheel carrier is folded and unfolded, and the collecting ends of the link arms are connected together by a movable shaft for realizing relative movement between the link arms.

3. The sleeve is provided with a limit gear for realizing the movable stroke of the lock pin from the lock hole; when the telescopic arm is continuously extended, the folding chassis is under the action of the connecting rod under the action of the driving force of the motor The telescopic arm can be lifted up by the extension, and the connecting rod drives the interlocking and unfolding of the overall frame.

4. The driving motor is provided with a reduction gear, and the reduction gear can decelerate the rotation of the motor, so that the rotation speed of the motor matches the movement speed of the telescopic arm, and the screw nut can change the rotary motion of the motor into a linear motion.

5. The driving motor is provided with a micro switch, and the micro switch is connected to the control center and the motor power source to realize precise control during the folding process, and realize automatic power-off at a predetermined stroke position.

6. The front frame is provided with battery power for the power drive of the whole vehicle, and the power supply is safe and reliable. Water and dust prevention, make full use of the interior space of the car body to ensure the smooth appearance of the vehicle.

7. The pushing and loosening of the spring-mounted locking pin by means of the sleeve realizes the entry and exit of the locking pin from the pin hole, the structure is simple, the stability and safety are high, the power loss is small, and the energy utilization rate is high. The chassis is fixedly provided with a collar, the spring is blocked during the advancing stroke, thereby compressing and tightening, and the elastic potential energy locking pin is automatically released from the locking hole during the relaxation stroke; the locking pin insertion end is provided with a protrusion, and the locking pin is locked from the lock The hole escaping protrusion encounters the collar and can also prevent the lock pin from falling off completely.

8. The method of directly connecting the locking pin with the stud is stable in function, good in linkage effect, easy to replace the cable and low in cost.

9. The inclined angle is set between the driving motor and the chassis. The telescopic arm is labor-saving, flexible and less work when jacking the chassis; the angle of the tilt is 30°-75°, and the working efficiency of the telescopic arm is within this angle range. Greatly improved, the best results.

10. When unlocking, the gear is connected with the teeth to pull out the lock pin, the gear transmission is stable, the transmission ratio is accurate, the work is reliable, the efficiency is high, the service life is long, the power, speed and size range are large, and the precision of processing assembly and operation The requirements are relatively low and the device is highly stable.

Brief description of the drawing

DRAWINGS

Figure 1 is a schematic view of the structure of the present invention;

2 is a schematic view showing the unfolding structure of the whole vehicle of the present invention;

Figure 3 is a schematic view of the structure of the shaft seat;

Figure 4 is a schematic view showing the structure of the bottom surface of the vehicle;

Figure 5 is a schematic view showing the internal structure of the driving motor;

Figure 6 is a schematic view showing the structure of the shaft seat and the lock pin in the cable drawing scheme;

Figure 7 is a schematic view of the folding structure of the whole vehicle;

Figure 8 is a schematic view showing the external structure of the driving motor and the telescopic arm;

Figure 9 is a schematic view showing the initial state of folding of the chassis and the wheel carrier;

Figure 10 is a schematic view showing the structure of the shaft seat and the lock pin in the casing and lock pin topping scheme;

Figure 11 is a schematic view of the structure of the pull wire;

Figure 12 is a schematic view showing the structure of a gear meshing lock pin;

In the figure: 1 front frame 2 folding chassis 3 folding wheel frame 4 drive motor 5 telescopic arm 6 lock pin 7 link 8 sleeve 9 spring 10 boss 11 movable stroke 12 pin hole 13 shaft seat 14 reduction gear 15 screw 16 Nut 17 Link arm 18 Movable shaft 19 Micro switch 20 Control center 21 sets of rings 22 raised 23 cards 24 pull wires 25 gears.

BEST MODE FOR CARRYING OUT THE INVENTION

As shown in the figure, the utility model relates to an automatic electric fitness exercise folding vehicle, which comprises a front frame 1, a folding chassis 2 and a folding wheel frame 3. The folding chassis 2 is provided with a driving motor 4, a driving motor 4 telescopic arm sleeve 8 and a locking device. The locking pin 6 of the device is topped, the connecting rod 7 is disposed between the folding chassis 2 and the folding wheel frame 3, the folding chassis 2 is connected with the front frame 1 shaft, the folding wheel frame 3 is connected with the folding chassis 2, and the folding chassis 2 can be oriented The front frame 1 is closed in the outline, and the folding wheel frame 3 can be closed toward the bottom surface of the folding chassis 2. The folding process of the entire vehicle is completed by motor driving.

The telescopic arm 5 sleeve is provided with a stud 10, the stud 10 is provided with a movable stroke, which is a reserved stroke for the lock pin 6 to be pulled out from the pin hole 12 of the locking device; the locking device comprises The pin hole is disposed on the shaft seat 13, and the lock pin 6 is disposed at the bottom of the chassis.

In the normal riding state, the insertion hole of the pin hole 6 is inserted into the pin hole 12 of the shaft seat, the sleeve 8 is placed on top of the lock pin 6, and the spring 9 is in a compressed state.

The tightening and loosening of the locking pin 6 on which the spring 9 is mounted by means of the sleeve 8 realizes the entry and exit of the locking pin 6 from the pin hole 12, the structure is simple, the stability and safety are high, the power loss is small, and the energy utilization rate is high. The chassis is fixedly provided with a collar 21. During the advancing stroke, the card 23 moves toward the collar 21, and the spring 9 is compressed and tightened, and the elastic potential energy locking pin 6 is automatically released from the locking hole 12 during the relaxation stroke; the locking pin 6 is inserted into the end. Since the projection 22 is provided, the release pin 22 of the lock pin 6 from the lock hole 12 encounters the collar 21 and acts as a stopper to prevent the lock pin 6 from falling completely.

Folded by the unfolded state, the power switch is turned on to turn on the motor power, the drive motor 4 is rotated forward, the telescopic arm 5 is extended, and the sleeve 8 is moved in the opposite direction. The sleeve 8 is provided with a stud 10, and the stud 10 is along The movable stroke 11 moves with the sleeve 8, the sleeve 8 gradually disengages from the lock pin 6 to release the compression of the spring 9, and the spring 9 rebounds to pull the lock pin 6 out of the pin hole 12, when the stud 10 moves to the movable stroke 11 At the end, the locking pin 6 is completely pulled out from the pin hole 12, the folding chassis 2 and the front frame 3 are unlocked, the chassis 2 can be folded, and the stud 10 is moved to the end of the movable stroke 11 When the movement is blocked, the telescopic arm 5 continues to perform the extension movement under the driving force of the driving motor 4. The folding chassis 2 is gradually jacked up by the continuously extending telescopic arm 5 under the pulling action of the connecting rod 7, and the connecting rod 7 drives the folding. The wheel frame 3 is closed toward the bottom surface of the chassis 2, and the folding wheel frame 3 is also folded and fitted to the bottom surface of the chassis 2 while the chassis 2 and the handlebar frame 1 are closed, and the driving motor 4 is automatically powered off when the vehicle is folded into position.

Expanded from the folded state, press the power switch again to turn on the motor power, the drive motor 4 is reversed, the telescopic arm 5 is retracted, the folding chassis 2 is gradually separated from the front frame 1, and the link 7 drives the folding wheel frame 3 and the chassis. Gradually separated, the whole vehicle is gradually unfolded automatically; when the driving motor 4 returns to the original position, the telescopic arm 5 continues to retract under the action of the driving force of the motor, and the sleeve 8 moves relative to the direction of the locking pin 6, convex The column 10 is also retracted from the end of the movable stroke 11, the sleeve 8 is gradually pushed into the pin hole 12 with the lock pin 6, the spring 9 is compressed, the folding chassis 2 is locked with the front frame 1, and the entire frame is stretched. When the motor is fully energized when the position is completed, the connecting rod 7 simultaneously fixes the folding chassis 2 and the folding wheel frame 3 together.

It is also possible to use the telescopic arm to provide the stud 10, the stud 10 is provided with a movable stroke, and the stud 10 is connected with the lock pin 6 through the pull wire 24, which can avoid the direct force of the sleeve 8, and the lock pin 6 and the sleeve 8 are topped. The location accuracy is high. It should be noted that the position of the spring 9 of the solution needs to be placed between the projection 22 and the collar 21.

The drive motor telescopic arm 5 is provided with a tooth, and the lock pin 6 of the lock device is connected by a gear 25 meshing with the tooth, and the lock pin 6 is provided with a tooth that meshes with the gear 25. Pressing the power switch to turn on the motor power, the driving motor 4 rotates forward, the telescopic arm 5 performs the extension movement, the stud 10 moves along the movable stroke 11, the tooth meshing gear 25 provided by the telescopic arm 5 rotates, and the gear 25 meshes with the locking pin 6 The tooth provided is arranged to be disengaged from the pin hole 12, and when the stud 10 is moved to the end of the movable stroke 11, the lock pin 6 is completely disengaged from the pin hole 12, and the lock can be similarly when the motor is reversed. The pin engages into the pin bore 12.

Preferably, the driving motor 4 is provided with a reduction gear 14 to drive a pair of screw 15 nut 16, and the reduction gear 14 can decelerate the rotation of the driving motor 4, so that the rotation speed of the driving motor 4 matches the moving speed of the telescopic arm 5, The nut 15 of the bar 15 can change the rotary motion of the drive motor 4 into a linear motion, the motor shaft is connected to the screw 15 for rotary motion, and the nut 16 engaged with the lead screw 15 is linearly moved. The nut 16 is connected to the telescopic arm 5 to drive the telescopic arm 5 to do In a linear motion, the extension or retraction of the telescopic arm 5 drives the gear 9 to pull or push the locking pin 6 out of the pin hole 12.

More preferably, the drive motor 4 is provided with a micro switch 19, and the micro switch 19 is connected to the control center 20 and the electric The machine power supply, when the nut 16 moves to the end of the stroke, triggers the micro switch 19, the micro switch 19 senses the trigger signal and sends it to the control center 20, the control center 20 controls the drive motor 4 to be powered off, and the telescopic arm 5 stops moving; The nut 16 is retracted to the beginning of the stroke, the microswitch is triggered at the end, and the drive motor 4 is also powered off. During the folding process, the driving motor 4 rotates and drives the telescopic arm 5 to continuously extend. When the vehicle frame is folded, the nut 16 moves to the end of the stroke, triggering the micro switch to drive the motor 4 to automatically power off and stop the movement; Unfolding, the motor power is turned on again, and the driving motor 4 reversely drives the telescopic arm 5 to continuously retract. When the whole vehicle is extended, the nut 16 moves to the starting end of the stroke, triggering the micro switch to drive the motor 4 to be powered off, and stop moving again.

The connecting rod 7 is respectively connected to the front frame 1, the folding chassis 2 and the folding wheel frame 3 via the link arm 17, and the collecting ends of the connecting rod arms 17 are connected together by the movable shaft 18, and the setting of the connecting rod arm 17 can be realized. The folding chassis 2 and the folding wheel carrier 3 are automatically synchronized folded and unfolded.

The front frame 1 is provided with a battery power source for power driving of the whole vehicle, and the power source is safely and reliably placed, waterproof and dustproof.

The angle between the driving motor and the chassis is inclined. The telescopic arm is labor-saving, flexible and less work when jacking the chassis. The angle of the tilt is 30°-75°. In this angle range, the working efficiency of the telescopic arm is greatly Improve, the best results.

When unlocking, the gear pin and the tooth are engaged to pull out the lock pin, the gear transmission is stable, the transmission ratio is accurate, the work is reliable, the efficiency is high, the service life is long, the power, speed and size range are large, and the precision of processing assembly and operation is relatively Lower, the device is highly stable.

The technical solution realizes one-button automatic folding of the whole vehicle, the motor drive is relatively labor-saving, and the folding process is faster and more efficient.

It should be noted that the above embodiments are merely preferred embodiments of the present invention. For those skilled in the art, any equivalent or similar replacements are included in the present invention in accordance with the working principle of the present invention. The scope of protection of utility models.

Claims

An automatic electric exercise folding bicycle, comprising a front frame, a folding chassis and a folding wheel frame, wherein the front frame internal space is provided with a battery power source for driving the whole vehicle, and the folding chassis is provided with a tilt An angled driving motor, the driving motor is connected to the telescopic arm, the telescopic arm is connected to the locking pin, the locking pin comprises a spring, the telescopic arm is provided with a reserved stroke for the locking pin to be pulled out from the pin hole, the folding chassis and A connecting rod is disposed between the folding wheel frames, and the driving motor is provided with a reduction gear to drive a pair of screw nuts, and the nut is connected to the telescopic arm.
The automatic electric exercise folding bike according to claim 1, wherein the sleeve of the telescopic arm is topped with the lock pin.
The automatic electric exercise folding bike according to claim 2, wherein the locking pin is fixedly disposed with a card, the folding chassis is fixedly provided with a collar, and the locking pin is inserted through the collar into the locking hole, in the card and the collar. There is a spring between them.
The automatic electric exercise folding bike according to claim 3, wherein one end of the locking pin inserted into the locking hole is provided to prevent the locking pin from coming out of the collar.
The automatic electric exercise folding bike according to claim 2, wherein the sleeve is provided with a stud, and the stud is provided with a movable stroke, which is a pin hole of the locking pin from the locking device. The reserved trip is pulled out.
The automatic electric exercise folding bike according to claim 1, wherein the telescopic arm is provided with a protruding post, the protruding post is provided with a movable stroke, and the protruding post is connected to the locking pin by a wire.
The automatic electric exercise folding bike according to claim 1, wherein the telescopic arm of the driving motor is provided with a tooth, and the locking pin of the locking device is connected by a gear meshing with the tooth, and the locking pin is provided with Gear teeth that mesh.
The automatic electric exercise folding bike according to claim 1, wherein the driving motor is provided with a micro switch, and the micro switch is connected to the control center and the motor power.
An automatic electric exercise folding bike according to claim 1, wherein The connecting rod is respectively connected to the front bracket, the folding chassis and the folding wheel frame through the connecting rod arm, and the collecting ends of the connecting rod arms are connected together through the movable shaft.
The automatic electric exercise folding bike according to claim 1, wherein the pin hole is disposed on the shaft seat, and the lock pin is disposed at the bottom of the chassis.