KR20030041048A - Cockpit a change of direction construction - Google Patents

Abstract

PURPOSE: A direction change apparatus of operational visual field for an industrial motor vehicle is provided to improve convenience of driving and stability of transportation by changing the direction of visual field of a driver's seat according to forward direction of the vehicle. CONSTITUTION: A direction change device of operational visual field of an industrial motor vehicle is composed of a knuckle(110) combined with a vehicle body(60) by an installation and separation unit(70); a turning supporting beam(120) rotatably combined with the end of the knuckle by a shaft(150) and a transfer unit(30) controlling a wheel(40); a support plate(130) fixed on the turning supporting beam to install a steering system(50) controlling rotation of the transfer unit; and a switching unit(140) changing the direction of the support plate mounting the steering system by rotating the turning supporting beam. Convenience and stability are improved by changing the direction of the operational visual field according to the forward direction of the vehicle.

Description

CLOCKPIT A CHANGE OF DIRECTION CONSTRUCTION}

The present invention relates to a driving clockwise switching device of an electric industrial vehicle, and more particularly, it is configured to enable the steering device of the electric industrial vehicle with a battery as a power source to be diverted to achieve the convenience of operation and the stability of the work. The present invention relates to a driving clockwise switching device for an electric industrial vehicle.

In general, for industrial efficiency, tow trucks or forklifts, which are electric industrial vehicles, are used to carry heavy loads or lift and load goods.

In the industrial vehicle, as shown in FIG. 1, the driving force of the motor 20 using the battery 10 as a power source is transmitted to the wheel 40 by the transfer 30, and thus the rotation direction and the rotation speed of the wheel 40. It is to control, the transfer 30 is rotated by the steering device 50 is configured to determine the traveling direction of the industrial vehicle (1).

However, such a conventional industrial vehicle (1) is mostly equipped with the steering device 50, the transfer 30, the battery 10 and the loading box, etc. are all mounted on the base plate of the vehicle body 60, the industrial vehicle ( 1) When driving, especially when the industrial vehicle 1 is reversed, a steering device disposed in front of the industrial vehicle 1 with hands and feet while the driver secures the rear clock by turning the face and body backwards ( There is a problem that a safety accident may occur due to inexperienced driving as well as inconvenient driving due to the need to operate 50).

SUMMARY OF THE INVENTION The present invention has been proposed in view of the above-described problems, and an object thereof is to provide a motorized industrial vehicle configured to achieve convenience of operation and stability of operation by allowing a clockwise direction of a steering device operated by a driver to be switched. It is to provide a driving clockwise switching device.

According to a feature of the present invention for achieving the above object, the driving force of a motor using a battery as a power source is transmitted to the wheel by a transfer, the conventional electric type that the direction of movement of the wheel is adjusted while the transfer is rotated by a steering device In an industrial vehicle, a knuckle whose one end is integrally fixedly coupled to a vehicle body to which an object is loaded or other lifting equipment is mounted by means of a detachable means, and is pivotally coupled to the other end of the knuckle to control the driving of a wheel A steering plate to which the transfer support is coupled, the support plate fixedly coupled to an upper surface of the rotation support beam, and having a steering device to control the rotation of the transfer, and the rotation support beam coupled to the knuckle to steer the steering apparatus. Motorized, characterized in that consisting of a switching means for switching the direction of the support plate is installed A driving clockwise switching device for an industrial vehicle is provided.

1 is a side view showing a conventional conventional electric industrial vehicle.

Figure 2 is a perspective view showing a driving clockwise switching device of the electric industrial vehicle according to an embodiment of the present invention.

Figure 3 is a side view showing a driving watch device of the present invention the electric industrial vehicle.

Figure 4 is a block diagram showing another example of the switching means that is the main part of the driving clockwise switching device of the electric industrial vehicle of the present invention.

5A and 5B are plan views illustrating a process of operating a clockwise switching device of an electric industrial vehicle according to the present invention.

6a and 6b is a schematic view showing a steering device which is an essential part of the present invention.

<Explanation of symbols for the main parts of the drawings>

1: Industrial vehicle 10: Battery

20: motor 30: transfer

31: rack gear 40: wheels

41: auxiliary wheel 50: steering device

51: pinion 52: joint shaft

53: driven spline 54: steering shaft

55: steering wheel 56: drive steering gear

57: changeover gear 57a: changeover lever

58: driving spline 58a: interlocking gear

59: chain 60: vehicle body

62: side panel 63: stopper bracket

63a: pin ball 70: removable means

71: coupling hole 72: coupling hole

73: bolt 80: driver's seat

110: knuckle 120: pivoting beam

121: stopper bracket 121a: pin ball

122: stopper pin 130: support plate

140: switching means 141: pinion gear

142: conversion motor 143: rack gear

150: axis

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

2 is a perspective view showing a clockwise operation of the electric industrial vehicle driving apparatus according to an embodiment of the present invention, Figure 3 is a side view showing a driving clock apparatus of the electric industrial vehicle 1 of the present invention.

As shown in the driving clockwise switching device of the electric industrial vehicle according to an embodiment of the present invention, the driving force of the motor 20 using the battery 10 as a power source is transmitted to the wheels 40 by the transfer 30. In the conventional electric industrial vehicle 1, in which the direction of movement of the wheel 40 is adjusted while the transfer 30 is rotated by the steering device 50, a vehicle body on which an object is loaded or other lifting equipment is mounted ( 60 is coupled to the knuckle 110, the one end of which is integrally fixed by the removable means 70, and the other end of the knuckle 110, the shaft 150 is rotatably coupled to control the driving of the wheel 40 A support plate on which a pivot support beam 120 to which the transfer 30 is supported and coupled, and a steering device 50 which is fixedly coupled to an upper surface of the pivot support beam 120 and controls the rotation of the transfer 30, is installed. 130 and the pivot support beam 120 coupled to the knuckle 110 by rotating Steering device 50 is composed of a switching means 140 for switching the direction of the support plate 130 is installed.

The driver's seat 80 may be coupled to the upper surface of the support plate 130 so that the driver who operates the steering device 50 may be seated.

The removal means 70 has coupling holes 71 and 72 which are respectively matched to the knuckle 110 and the vehicle body 60, and bolts 73 and nuts are formed in the coupling holes 71 and 72, respectively. Is fastened so that one end of the knuckle 110 is fixedly coupled to the vehicle body 60.

The switching means 140 is a transfer 30 is mounted to one end of the pivot support beam 120 is a predetermined distance away from the portion of the knuckle 110 and the shaft 150, the pivot support beam 12

Auxiliary wheel 41 is mounted at the other end of 0), so that the transfer 30 of the steering device 50 is coupled to the knuckle 110 while the traveling direction of the wheel 40 is determined by rotation. The support beam 120 is rotated about the axis 150 so that the direction of the support plate 130 is 180 degrees.

As shown in FIG. 4, the switching means 140 is equipped with a switching motor 142 having a pinion gear 141 at the knuckle 110 coupled to each other as shown in FIG. 4. A disk-shaped rack gear 143 is mounted to the pinion gear 141 to 120 so that the pinion gear 141 and the rack gear 143 rotated by the changeover motor 142 are interlocked with each other. 120 may be rotated so that the direction of the support plate 130 is 180 °.

A stopper bracket having pin holes 121a at both ends of one end of the pivot support beam 120.

A stopper bracket 63 having pin holes 63a is formed at both sides of the side panel 62 of the vehicle body 60, and the pin holes 63a of the stopper brackets 63, 121 are formed. The stopper pin 122 is inserted into the 121a to be configured to fix the state after the redirection of the support plate 130.

The steering device 50 includes a pinion 51 installed on the pivot support beam 120 to be engaged with the rack gear 31 of the transfer 30, and a joint shaft 52 having a lower end coupled to the pinion 51. ), A driven spline 53 fixedly coupled to an upper end of the joint shaft 52, a steering wheel 55 rotatably supported to the support plate 130 by a steering shaft 54, and the A drive spline 58 having a drive steering gear 56 coupled to a steering shaft 54, a drive spline 58 having an interlocking gear 58a selectively engaged with the drive steering gear 56, and the drive steering gear 56. And a turning gear 57 selectively engaged with the interlocking gear 58a of the driving spline 58 to transmit the rotational force of the driving steering gear 56 to the driving spline 58 and the driving spline 58. And a chain 59 for coupling the driven spline 53 to interlock with each other, and the diverting gear. A drive lever 56a and an interlocking gear 58a according to the rotation of the steering wheel 55, including a switching lever 57a for selectively engaging the drive 57 with the drive steering gear 56 and the interlocking gear 58a. ) And the drive spline 58, the chain 59, the driven spline 53, the joint shaft 52, the pinion 51 and the rack gear 31 are sequentially interlocked to rotate the transfer 30 wheels ( 40) is configured to determine the direction of travel.

The operation of the driving clockwise switching device of the electric industrial vehicle of the present invention configured as described above is as follows.

As shown in FIG. 5A, the driving clockwise direction of the industrial vehicle 1 may be set to the rear side of the industrial vehicle 1 for convenience and safety of driving the industrial vehicle 1 backward in a state in which the driving clockwise direction of the industrial vehicle 1 faces forward. In the case of changing to the direction, one side of the side panel 62 of the vehicle body 60 coupled to each other and one side of the stopper bracket 63 of the pivot support beam 120

Pulling out the stopper pin 122 coupled to the 121 to release the coupling of the stopper brackets 63 and 121.

Thereafter, the steering device 50 is rotated to rotate the transfer 30 so that the traveling direction of the wheel 40 is inclined to the left side, and then the wheel 40 is driven to rotate the pivot support beam coupled to the knuckle 110. As shown in FIG. 5B, the driver 120 rotates 180 ° about the shaft 150 so that the steering device 50 installed on the support plate 130 rotates 180 ° counterclockwise. Switched to the rear of the industrial vehicle (1), wherein the pin hole (63a) formed on the other side of the side panel 62 of the vehicle body 60 and the other stopper bracket (63) 121 of the pivot support beam (120) ( 121a) is matched, and when the stopper pin 122 is inserted into the matched pin hole 63a or 121a, the support plate 130 in which the operation clockwise conversion is completed can be fixed.

Meanwhile, as shown in FIG. 5B, the driving clockwise direction of the industrial vehicle 1 is set for the convenience and safety of driving for advancing the industrial vehicle 1 while the driving clockwise direction of the industrial vehicle 1 faces the rear. In the case of switching in the forward direction, the other side stopper brackets 63 and 121 of the side panel 62 and the other side of the pivot support beam 120 of the vehicle body 60 coupled to each other by the stopper pin 122 as described above. ) And then rotate the transfer 30 operated by the steering device 50 to tilt the traveling direction of the wheel 40 to the right, and then drive the wheel 40 to the knuckle 110. The combined pivot support beam 120 is rotated 180 ° clockwise about the axis 150 as shown in FIG. 5A.

Then, while the steering device 50 installed on the support plate 130 rotates 180 ° clockwise, the driving clockwise direction of the driver is switched to the front direction of the industrial vehicle 1, wherein the side of the vehicle body 60 is rotated. The pin holes 63a and 121a formed at one side of the panel 62 and the stopper brackets 63 and 121 of the pivot support beam 120 are matched, and the matched pin holes 63a and 121 are matched.

When the stopper pin 122 is inserted into the a), the support plate 130 in which the operation clockwise switching is completed can be fixed.

As described above, the driving clockwise switching device of the electric industrial vehicle according to the present invention depends on the driving direction of the driver, i.e., the forward and backward direction of the industrial vehicle when driving an industrial vehicle such as a forklift that lifts and loads an object. By changing the driving clockwise direction of the driver's seat, there is an effect that can improve the convenience of operation and the stability of the transport operation.

Claims (7)

The driving force of the motor 20 using the battery 10 as a power source is transmitted to the wheels 40 by the transfer 30, and the transfer of the wheels 30 by the steering device 50 rotates. In a conventional electric industrial vehicle 1 whose direction is adjusted, a knuckle 110 having one end fixedly coupled to the vehicle body 60 on which an object is loaded or other lifting equipment is mounted by a detachable means 70. And a pivot support beam 120 rotatably coupled to the other end of the knuckle 110 and supported by a transfer 30 for controlling the driving of the wheel 40 and the pivot support beam ( The support plate 130, which is fixedly coupled to the upper surface of the 120 and controls the rotation of the transfer 30, is installed, and the pivoting beam 120 coupled to the knuckle 110 is rotated. It is composed of a switching means 140 for switching the direction of the support plate 130, the steering device 50 is installed Driving clockwise switching device of the electric industrial vehicle characterized in that. According to claim 1, The switching means 140 is a transfer 30 is mounted to one end of the pivot support beam 120 away from a portion of the knuckle 110 and the shaft 150 is coupled, the rotation An auxiliary wheel 41 is mounted at the other end of the support beam 120, so that the transfer 30 of the steering device 50 is rotated so that the traveling direction of the wheel 40 is determined to the knuckle 110. Combined pivot support beam 120 is rotated about the axis 150 is rotated about the support plate 130, the operation of the electric industrial vehicle clockwise switching device, characterized in that configured to be switched. According to claim 1, wherein the switching means 140 is mounted on the knuckle 110 coupled to the mutual shaft 150, the switching motor 142 having a pinion gear 141, the pivot support beam 120 The disk-shaped rack gear 143 is mounted so as to be pressurized with the pinion gear 141 so that the pinion gear 141 and the rack gear 143 rotated by the switching motor 142 are interlocked while the rotation support beam 120 Driving clockwise switching device of the electric industrial vehicle, characterized in that configured to be rotated to change the direction of the support plate (130). The stopper bracket 121 having pin holes 121a is formed at both sides of one end of the pivot support beam 120, and both side panels 62 of the vehicle body 60 are formed. A stopper bracket 63 having a pin hole 63a is formed therein, and the stopper pin 122 is fitted into the pin holes 63a and 121a of the stopper bracket 63 and 121 to change the direction of the support plate 130. Driving clockwise switching device of the electric industrial vehicle, characterized in that configured to fix the state after. According to claim 1, wherein the steering device 50 is a pinion 51 is installed on the pivot support beam 120 to be engaged with the rack gear 31 of the transfer 30, and the lower end of the pinion 51 A joint shaft 52 to be coupled, a driven spline 53 fixedly coupled to an upper end of the joint shaft 52, and a steering wheel rotatably supported to the support plate 130 by a steering shaft 54. A drive spline 58 having a drive steering gear 56 coupled to the steering shaft 54, an interlocking gear 58a selectively engaged with the drive steering gear 56, and A direction change gear 57 which is selectively engaged with the drive gear 56 and the interlocking gear 58a of the drive spline 58 to transmit the rotational force of the drive steering gear 56 to the drive spline 58; To the chain 59 for coupling so that the drive spline 58 and the driven spline 53 interlock with each other Driving clockwise switching device of the electric industrial vehicle, characterized in that configured. The method of claim 1, wherein the mounting means 70 is formed in the knuckle 110 and the vehicle body 60, the coupling holes 71, 72 are respectively matched to each other, the coupling holes 71, 72 Bolt 73 and the nut is fastened, the clockwise driving device of the electric industrial vehicle, characterized in that configured to be fixedly coupled to one end of the knuckle (110) to the vehicle body (60). The method of claim 1, wherein the driver's seat 80 is provided on the upper surface of the support plate 130 so that the driver operating the steering device 50 can be seated. Device.