JP2012024525A - Electric shoe truck - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an electric shoe truck enabling a person to put on foot by foot to retreat as it is by electric traveling wheels; and to accelerate walking speed by the electric traveling wheels while walking.SOLUTION: The electric shoe truck connects combinations 11, 12 of worm reduction gears to the front end 23 and rear end 24 of an armature shaft 22 of a long-sized electric motor 20 to rotate the traveling wheels 4, 5 mounted to the worm wheel shafts 15, 16 at the same speed and in the same direction to operate a reverse direction transmission impeding function to the worm wheel shafts from the worm wheels when a current is not fed to the electric motor 20 to prevent the traveling wheels 4, 5 from being freely rotated by an external force, to supply a generated current of a generator with an engine to the electric motor 20 of the electric shoe truck 1 and to operate a mechanical lock type on/off-switch by the motion of the foot to operate or stop the electric shoe truck 1 for each foot.

Description

  The present invention is an electric shoe cart that can be worn by a person one foot at a time and can move forward and backward with the electric traveling wheel as it is, and can accelerate the walking speed with the electric traveling wheel while walking.

  A cart that can be moved forward and backward by a person with both feet on top is currently used, but the speed is added to the one leg while driving and electric while walking. Moreover, passenger carts that can safely get on and off have not been used yet.

  One person's foot is attached to the upper tread of the electric shoe cart, and both feet are aligned and moved forward or backward by electric drive, or by walking forward or backward at an appropriate speed while stepping forward or backward one foot at a time. Can help. It is also possible to perform other operations with both hands at the same time by increasing the speed by electric power while walking or running rapidly, and by freely moving and stopping with the movement of the foot even when the multi-function remote control switch is not used. Creates the possibility of greatly expanding the range of human activities such as disaster relief and goods transportation.

  In the present invention, an electric motor or several electric motors having a length several times that of a normal electric motor are penetrated and communicated with each other under the upper tread 2 of the electric shoe carriage 1 with a single armature shaft. A long electric motor 20 was installed, and the worm reduction gear combinations 11 and 12 were connected to the front end portion 23 and the rear end portion 24 of the armature shaft 22, respectively, and attached to the worm wheel shafts 15 and 16, respectively. When the two front traveling wheels 4 and the two rear traveling wheels 5 are rotated at the same speed and in the same direction, and no current is sent to the electric motor 20, the worm wheels 13 and 14 are transferred to the worm shafts 17 and 18. This prevents the traveling wheels 4 and 5 from rotating freely by an external force and keeps safety.

  Then, the ground height of the upper tread 2 is lowered by the arrangement of the structures 11 and 12 of the long electric motor 20 and the front and rear worm reduction gears, thereby enabling stable running.

  Rotation of the electric motor by using a multi-function remote control switch at hand so that the electric motor 20 of the electric shoe cart 1 of both legs is supplied with a current generated by a generator with an engine using gasoline or the like suspended from the shoulder or back of the user. In addition to selecting the number, driving and stopping, the inner side surfaces of the two electric shoe trolleys 1 are brought into contact with each other by the movement of the feet without using hands, and the mechanical lock type on / off switch 28 installed on the inner side surface is operated Thus, the electric shoe cart 1 of both legs can be driven or stopped.

After the worm reduction gear combination 11 is connected to either the front end portion 23 or the rear end portion 24 of the armature shaft 22, and one set, that is, two traveling wheels 4 are attached to both ends of the worm wheel shaft 15. Or, one set, that is, two driven wheels 9 are installed at the end of the previous electric shoe carriage 1, and the right traveling wheel 4 and the right driven wheel 9, and the left traveling wheel 4 and the left driven wheel 9 respectively. The endless belt 10 is attached so that the vehicle can run.

BEST MODE FOR CARRYING OUT THE INVENTION

  In order to obtain a rotational force several times that of a normal electric motor under the upper tread 2 of the electric shoe carriage 1, the length of the electric motor 20 is increased, or the armatures 21 of several electric motors 20 are replaced with one armature. It arrange | positions like a skewer on the axis | shaft 22, and is provided with the field pole 25, the commutator 26, and the commutator piece 27 which match each. Then, a front worm 17 and a rear worm 18 are connected to a front end 23 and a rear end 24 of the armature shaft 22 of the long electric motor 20 by a shaft coupling 19, respectively, and these are connected to the front worm wheel 13 and the rear worm wheel. 14, the front and rear worm wheel shafts 15 are decelerated to the same rotational speed, and the front worm wheel shaft 15 is attached to both ends of the same shape and the rear worm wheel shaft 16 is attached to both ends of the same shape. Therefore, the four traveling wheels rotate at the same speed.

  The combination of the worm reduction gears at the front end and the rear end prevents the rotation of the running wheel when the motor is stopped. Is prevented.

  The arrangement of the combination of the long electric motor 20 and the two sets of worm reduction gears before and after the electric motor 20 can lower the ground height of the upper tread 3 to improve the stability during operation.

  The electric current generated by the generator with an engine using gasoline or the like suspended from the shoulder or back of the user is supplied to the electric motor 20 of the electric shoe cart 1 of both legs. After starting the engine by turning the key switch, you can select the low speed, medium speed, and high speed operation of the motor 20 and operate or stop them by operating the multi-function remote control switch at hand. Without using it, the inner side surfaces of the two electric shoe trolleys 1 are brought into contact with each other by the movement of the feet, and the mechanical lock type on / off switch 28 installed on the inner side surface is operated to operate or stop the electric shoe trolley 1 of both feet. Make it possible.

  In addition, as a method of driving or stopping the electric shoe cart of both feet by moving the foot without using the hand, the change in the capacitance between the metal pieces attached to the inner surface is detected by bringing the electric shoe cart of both feet close to each other. Thus, the electric shoe carriage 1 with both legs can be driven or stopped.

  As a method of driving or stopping the electric shoe cart 1 of both feet by the movement of the foot without using the hand, a bracket that can be repeatedly refracted is attached to the knee joint of one foot, followed by the bending operation of the knee joint, and a substantially right-angle displacement When it becomes, the mechanical lock type on / off switch installed on the metal fittings is operated so that the electric shoe cart 1 of both feet can be driven or stopped.

  The worm reduction gear combinations 11 and 12 are connected to the front end portion 23 and the rear end portion 24 of the armature shaft 22, respectively, and two sets, that is, four traveling wheels 4 and 5 attached to the worm wheel shafts 15 and 16, respectively. , The endless belt 10 can be mounted between the front and rear traveling wheels on the right side and the front and rear traveling wheels on the left side, respectively, to increase the ground contact area.

  As shown in FIGS. 6 and 7, a worm reduction gear combination 11 is connected to either the front end portion 23 or the rear end portion 24 of the armature shaft 22, and one set or two at both ends of the worm wheel shaft 15. A pair of traveling wheels 4 are attached, and one set, that is, two driven wheels 9 are installed at the rear or front end of the electric shoe truck 1, and the right traveling wheel 4 and the right driven wheel 9, the left traveling wheel 4 and the left side. Endless belts 10 are respectively mounted between the driven wheels 9 so that the vehicle can run.

  A structure for preventing the traveling wheels 4 and 5 from rotating freely by an external force by using a reverse transmission blocking function from the worm wheels 13 and 14 to the worm shafts 17 and 18 when no electric current is sent to the electric motor 20; Therefore, when the electric wheels 20 and 5 are rotated by the electric motor 20 and the electric shoe cart 1 is running, when the user projects the electric shoe cart 1 at a speed exceeding the forward speed by leg power, this operation is suppressed. 4 and 5, a clutch portion 7 that meshes with the spring plate 8 is provided in the traveling wheels 4 and 5 and the meshing clutch 7 is disengaged when the traveling wheel rotates forward. Thus, the traveling wheel can be rotated more than the forward speed of the electric motor 20.

The electric shoe carriage of the present invention helps people with weak legs to walk, while other work can be done with both hands, so it is used in various fields such as disaster relief and goods transportation, and seats on the top of two electric shoe carriages Etc. can be provided and used.

The longitudinal cross-sectional view of the electric shoe trolley as a 1st Example of embodiment of this invention Plan view of FIG. AA sectional view of FIG. The longitudinal cross-sectional view of the wheel with a clutch of the electric shoe truck as a 2nd Example of embodiment of this invention BB sectional view of FIG. The longitudinal cross-sectional view of the electric shoe trolley as a 3rd Example of embodiment of this invention Plan view of FIG.

DESCRIPTION OF SYMBOLS 1 ... Electric shoe carriage 2 ... Electric shoe carriage frame 3 Upper foot plate 4 Front running wheel 5 Rear running wheel 6 Wheel with clutch 7 Engagement clutch part of wheel with clutch 8 ··· Spring plate 9 in meshing clutch · · · Drive wheel 10 · · · Endless belt 11 · · · Front worm reduction gear combination 12 · · · Rear worm reduction gear combination 13 · · · Front worm wheel 14 · · · Rear worm wheel 15 · · · Front worm wheel shaft 16 · · · Rear worm wheel shaft 17 · · · Front worm 18 · · · Rear worm 19 · · · Joint 20 · · · Motor 21 · · · Armature 22 · · · Armature shaft 23 · · · Armature Shaft tip 24 ··· Armature shaft rear end 25 · · · Field pole 26 · · · Commutator 27 · · · Commutator piece 28 · · · Machine lock type ON, OFF, switch 29 · · · Shoes

Claims (6)

  Under the upper tread 2 of the electric shoe carriage 1, a long length of electric motor or several electric motors that are several times longer than a normal electric motor is penetrated and communicated with a single armature shaft. The motor 20 is installed, and the front end portion 23 and the rear end portion 24 of the armature shaft 22 are connected to the worm reduction gear combinations 11 and 12, respectively, and two front wheels mounted on the worm wheel shafts 15 and 16, respectively. When the front traveling wheel 4 and the two rear traveling wheels 5 are rotated at the same speed and in the same direction, and no current is sent to the electric conductor 20, the worm wheels 13 and 14 are reversely directed to the worm shafts 17 and 18. A transmission blocking function is used to prevent the traveling wheels 4 and 5 from rotating freely by an external force so that safety can be maintained, and a combination of a long motor 20 and two sets of worm reduction gears before and after the motor 20 And 12 Due to the construction, the ground level of the upper tread 2 is lowered to enable stable running, and power generation with an engine using gasoline or the like suspended from the shoulder or back of the user on the electric motor 20 of the electric shoe carriage 1 of both legs. The inner surface of both electric shoe carts 1 can be moved by the operation of the feet without using the hand other than the selection of the number of rotations of the motor by using the multifunctional remote control switch at hand and the operation of driving and stopping so as to supply the current generated by the machine. A structure of an electric shoe carriage which is brought into contact with each other and can operate or stop the electric shoe carriage 1 of both legs by operating a mechanical lock type on / off switch 28 installed on the inner surface.   In the structure of the electric shoe carriage 1 according to claim 1, the electric shoe carriage 1 of both legs is brought closer as a method of driving or stopping the electric shoe carriage 1 of both legs by the action of the legs without using a hand. The structure of the electric shoe carriage in which the change in the capacitance between the metal pieces attached to the respective inner surfaces is detected by this, so that the electric shoe carriage 1 of both legs can be driven or stopped.   In the structure of the electric shoe cart 1 according to claim 1, as a method of driving or stopping the electric shoe cart 1 of both feet by the movement of the feet without using a hand, it can be repeatedly bent on the knee joint of one foot. When the joint is bent and the knee joint is bent, and the displacement is almost perpendicular, the mechanical lock on / off switch installed on the bracket is operated to operate or stop the electric shoe cart 1 of both feet. The structure of an electric shoe truck that can be used.   In the structure of the electric shoe carriage 1 according to claim 1, the worm reduction gear combinations 11 and 12 are connected to the front end portion 23 and the rear end portion 24 of the armature shaft 22, respectively. An endless belt 10 is mounted between the front and rear traveling wheels on the right side of the two sets or four traveling wheels 4 and 5 attached to the shafts 15 and 16, respectively, so that the ground contact area is expanded. The structure of an electric shoe cart. In the structure of the electric shoe carriage 1 according to claim 1, a worm reduction gear combination 11 is connected to either the front end portion 23 or the rear end portion 24 of the armature shaft 22, and the worm wheel thereof One set, that is, two traveling wheels 4 are attached to both ends of the shaft 15, and one set, that is, two driven wheels 9 are installed at the rear or front end of the electric shoe carriage 1, and the right traveling wheel 4 and the right side A structure of an electric shoe carriage in which endless belts 10 are respectively mounted between the driven wheel 9, the left traveling wheel 4 and the left driven wheel 9, thereby allowing traveling.   In the structure of the electric shoe carriage 1 according to claim 1, when the electric current is not sent to the electric motor 20, the function of preventing reverse transmission from the worm wheels 13 and 14 to the worm shafts 17 and 18 is activated. Since the traveling wheels 4 and 5 are prevented from rotating freely by external force, the traveling wheels 4 and 5 are rotated by the electric motor 20 and the electric shoe carriage 1 is traveling, and this is advanced by the user with the leg force. When the electric shoe truck 1 is projected at a speed exceeding the speed, a clutch portion 7 that meshes with the spring plate 8 is provided in the traveling wheels 4 and 5 so as to avoid a risk that this operation is suppressed, and the traveling wheel moves forward. A structure of an electric shoe carriage in which, when rotating, the mesh clutch 7 is disengaged so that the traveling wheel can rotate at a speed higher than the forward speed of the electric motor 20.

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