KR19990073695A - Turntable device of elevator parking facility - Google Patents

Abstract

The present invention relates to a turntable device of an elevator parking facility. Conventionally, the driving force of the motor is applied to the support rollers running along the rails to drive a rotating body which changes the direction of the vehicle mounted on the upper surface by the friction force between the rails and the support rollers, so that oil or rain water is present on the rail surface. In this case, there was a problem that caused inaccuracy of operation and deterioration of reliability of the device due to slippage and rapid reduction of friction. Therefore, the present invention provides a rotatable body rotatably installed at the center of the turntable base to rotate about the axis to change the direction of the vehicle mounted on the upper surface; Turntable rotation driving means for rotating the rotating body by direct transmission by the driving force of the motor; A support roller which is installed along the bottom of the bottom of the rotating body and supports the rotating body in a horizontal state while traveling along a rail; By the means for slowing down or stopping the rotational speed of the rotating body, the operation of the rotating body for changing the direction of the vehicle is made precisely as well as the linking operation is performed smoothly regardless of oil or rainwater existing on the rail surface. There is an effect that can further increase the performance and reliability of the device.

Description

Turntable device of elevator parking facility

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an elevator type parking system, and more particularly, to a turntable device of an elevator type parking facility that switches the direction of a vehicle during a loading or leaving process.

In general, an elevator parking lot is a tower type structure in which a lifting passage is formed at a center and a parking space of a plurality of floors is provided at left and right sides of the lifting passage, and the lift is lifted through the lifting passage. The vehicle is parked in the parking space of the vehicle or is shipped to the vehicle parked in the parking space. In such a conventional elevator parking lot, it is an important requirement in design to reduce the weight of the lift and to reduce the noise and vibration generated by the device itself in order to improve the lifting speed and reduce the power required.

1 to 3 show an example of a general elevator parking lot value, as shown in the figure, while forming the outer periphery of the parking lot value, a lifting path (T) is formed in the center and the left and right sides of the lifting path (T). A main frame 1 in which a plurality of floors of parking spaces P are formed, a lift 2 provided to be able to move up and down in the hoistway T, and installed on each floor of the parking space P to load a vehicle. A pallet 3, a lift elevating driving means for elevating and driving the lift 2, and installed on the lift 2 to traverse the pallet 3 to the parking space P and the hoistway T side. It consists of a pallet transverse means and a turntable (4) which is installed at the lowest end of the hoistway (T). In addition, a pit 1A having a predetermined depth is formed at the lowermost end of the hoistway T. The pit 1A is provided to provide an operating space when the lift 2 descends to the lowest end. In addition, the lift 2 is guided to be lifted and lowered by the lift lifting guide means, and is lifted and driven by the lift lifting driving means. The lift elevating guide means is fixed to the elevating guide roller (2C) installed in the mandrel on the frame (2B) of the lift (2), and is fixed to the main frame (1) perpendicularly to guide the elevating guide roller (2C) It consists of a plurality of lift lifting guide rails 5 (four in the figure). In addition, the lift drive means is fixed to one end of the chain 6B wound on the sprocket 6A by the lifting drive motor 6 installed in the machine room M, and the balance is balanced on the other end of the chain 6B. The weight (B) is fixed so that the lift (2) and the balance weight (B) fixed to both ends of the chain (6B) running by driving of the drive motor (6) are lifted in opposite directions. In addition, a plurality of lift forks 2A and pallet forks 3A are formed on the lift 2 and the pallet 3 so as to lift and operate only the lift 2. The track 3 is adapted to perform only the transverse operation. That is, in the case where the vehicle is put in the parking lot value, when the vehicle enters and exits the lift 2 located at the entry and exit, the wheel of the vehicle is placed on the lift fork 2A. In this state, when the lift 2 is moved to a position slightly higher than the designated floor pallet 3 of the parking space P, a pallet traversing means (not shown) provided for each pallet 3 in the parking space. ), The pallet 3 is moved to the lower part of the lift 2. When the next lift (2) is lowered, the lift fork (2A) on which the wheels of the vehicle are placed crosses downward with the pallet fork (3A) of the pallet (3), and the lift fork of the vehicle seated on the lift fork (2A) The wheel is mounted on the pallet fork 3A. Thereafter, the pallet 3 on which the vehicle is mounted is moved back to the parking space P side by the transverse means, and the lift 2 is moved to the entrance / exit hall again to complete the receipt of one vehicle. In the case of leaving the vehicle, when the lift 2 is moved to a position slightly lower than the designated floor pallet 3 of the parking space P, the pallet 3 of the designated floor is moved to the upper part of the lift by a transverse means. do. In this state, when the lift 2 is raised, the pallet fork 3A on which the wheels of the vehicle are placed crosses the lift fork 2A, and passes downward, so that the wheel of the vehicle on the pallet fork 3A is lifted. It is put on (2A). Thereafter, the pallet 3 is moved to the parking room P side again by the transverse means, and the lift 2 moves to the entrance / exit hall with the vehicle mounted so that the delivery of one vehicle is completed.

Meanwhile, as shown in FIG. 4, the turntable 4 is installed such that its upper surface is flush with the bottom surface of the entrance hall, the turntable base 41 located at the entrance hall or the lift, and the turntable. It consists of a rotating body 42 rotatably installed on the base 41 and a turntable rotation driving means for rotating the rotating body 42. The rotating body 42 and the turntable base 41 are arc-shaped at intervals between the outer surface of the rotating body 42 and the inner surface of the turntable base 41 so as not to interfere with each other when the rotating body 42 rotates. A plurality of support rollers 45 for horizontal maintenance of the driving roller 44 and the rotating body 42 which are formed in a curved surface of the rotating body 42 by the driving force of the motor 43 are formed on the bottom surface of the rotating body 42. Is provided, the motor 43, the drive roller 44 and the support roller 45 are provided on the bottom end side of both ends of the rotary body 42, respectively. In addition, a rail 46 for driving the driving roller 44 and the support roller 45 is formed at the bottom of the riding surface. And each drive roller 44 is connected to the motor 43 by a chain 47 is configured to be driven by the drive force of the motor 43 by the chain 47 transmission, for this purpose A motive sprocket 43B is provided on the rotation shaft 43A of the motor 43, and a driven sprocket 44B is provided on the rotation shaft 44A of the drive roller 44. As shown in FIG. At the same time, the curved portion of the turntable base 41 is provided with a deceleration switch 48 and 48A and a stop switch 49 and 49A for decelerating driving and stopping of the rotating body 42. On the outer side surface of the rotating body 42, a switch contact protrusion 42A for hitting and operating the contact protrusions of the deceleration switches 48 and 48A and the stop switch 49 and 49A is formed. In addition, a stopper 41A is formed on the inner surface of the turntable base 41 corresponding to the position of the switch contact protrusion 42A to limit the amount of rotation of the switch contact protrusion 42A.

The conventional turntable driving device configured as described above is operated according to the flow as shown in FIG. 5, and when the rotation command is given from the operation unit, the control unit receives the signal and gives a signal to the inverter. The output is transmitted to the motor 43 to drive the motor 43. Accordingly, the motive sprocket 43B installed on the rotation shaft 43A of the motor 43 rotates in one direction, and its rotational force is driven on the rotation shaft 44A of the drive roller 44 through the chain 47. The driving roller 44 is rotated by being transmitted to the sprocket 44B, and the driving roller 44 rotates the rotating body 42 about the rotating shaft 42B by the frictional force with the rail 46. It is supposed to be. As the rotary body 42 rotates as described above, the switch contact protrusion 42A formed on the outer surface of the rotary body 42 has the contact protrusions of the deceleration switches 48 and 48A provided on the inner surface of the turntable base 41. When hitting, the rotating body 42 travels in a decelerated state, and when the switch contacting protrusion 42A strikes the contact protrusion of the stop switch 49 and 49A, the rotating body 42 stops rotating. In addition, the support roller 45 installed on the bottom surface of the curved portion of the rotating body 42 together with the driving roller 44 supports the lower part of the rotating body 42 so that the rotating body 42 can run in a horizontal state. Given.

However, the turntable device of the conventional elevator-type parking facility is to rotate the rotating body by the friction force between the drive roller and the rail, when oil or rain water on the surface of the rail, the friction force is sharply lowered, not only slip, but also the rotating body It cannot be rotated. In addition, since the rotating body does not stop at the correct position when the rotation stops, it causes the inaccuracy of the operation, which has a problem of causing inconvenience in use and deterioration of the reliability of the device. As described above, when the rotating body is deviated from the stop position by sliding, not only the linkage operation is performed but also the impact of hitting the stopper causes damage to the equipment early, resulting in economic loss. Therefore, an object of the present invention is to enable the operation of the rotating body for the turning of the vehicle to be worn or shipped without being dependent on the oil or rainwater existing on the rail surface can be made accurately and stably.

1 to 3 show an example of a general elevator parking facility,

1 is a front view of an elevator-type parking facility to which the turntable device is applied.

Figure 2 is a plan view including a lift and a pallet and a turntable of the elevator-type parking equipment to which the turntable device is applied.

Figure 3 is a partial perspective view of the elevator parking facility to which the turntable device is applied.

Figure 4 is a bottom view showing a turntable device of a conventional elevator parking facility.

5 is a turntable drive control block diagram of a conventional elevator parking facility.

Figure 6a, Figure 6b is showing an embodiment of a turntable device of the elevator parking facility according to the present invention,

6A is a bottom view.

6B is a front view.

7 to 9a and 9b show the structure of each component applied to the present invention,

7 is a front view of the drive motor.

8 is a front view showing the structure of the driven sprocket installed on the rotating body.

9a and 9b show a supporting roller,

9A is a plan view.

9B is a front view.

** description of the symbols for the main parts of the drawings **

141: turntable base 141 A: stopper

142: rotating body 142A, 147D, 148C: rotating shaft

142B: switch contact protrusion 143: support roller

143A, 147B, 148A: Fixed Bracket 143B, 147C, 148B: Fixed Hole

143C, 143D: Support piece 143E: Wheel

143F: Axis 144: Rail

145,145A: Deceleration switch 146,146A: Stop switch

147: drive motor 147A: body

147E: Drive sprocket 148: Drive sprocket

149: Chain

In order to achieve the object of the present invention and the rotatable body is rotatably installed in the center of the turntable base to rotate about the axis to change the direction of the vehicle mounted on the upper surface; Turntable rotation driving means for rotating the rotating body by direct transmission by the driving force of the motor; A support roller which is installed along the bottom of the bottom of the rotating body and supports the rotating body in a horizontal state while traveling along a rail; Provided is a turntable device of an elevator parking lot value, comprising a means for slowing or stopping the rotational speed of the rotating body. In addition, the turntable rotation driving means is characterized in that the driven sprocket is installed around the bottom axis of the rotational axis of the rotating body and wound around the motor sprocket and the chain of the motor.

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

6A and 6B show an embodiment of a turntable device of an elevator parking facility according to the present invention, and FIGS. 7 to 9A and 9B illustrate the structure of each component applied to the present invention. The turntable apparatus of is installed in a state where the upper surface thereof is horizontal with the bottom surface of the entrance and exit as usual. In addition, the turntable device includes a turntable base 141 located at the entrance / exit or lift, a rotating body 142 rotatably installed on the turntable base 141, and a turntable rotation for rotating the rotating body 142. It consists of a drive means. The rotating body 142 and the turntable base 141 may be circularly spaced apart from the outer surface of the rotating body 142 and the inner surface of the turntable base 141 so as not to interfere with each other when the rotating body 142 rotates. The support roller 143 is formed in a curved shape and is supported on the bottom of the curved portion of the rotating body 142 in a horizontal state so that the rotating body 142 does not sag to one side when the rotating body 142 rotates. In addition, the rail 144 for guiding the running of the support roller 143 is formed in a circular shape around the central rotation axis 142A of the rotating body 142 on the entrance surface bottom. In addition, at the curved portion of the turntable base 141, deceleration switches 145 and 145A and stop switches 146 and 146A for decelerating driving and stopping of the rotating body 142 are installed in a pair of left and right. On the outer surface of the whole 142, a switch contact protrusion 142B for hitting and operating the contact protrusions of the deceleration switches 145 and 145A and the stop switch 146 and 146A is formed. In addition, a stopper 141A for limiting the amount of rotation of the switch contact protrusion 142B is formed on the inner surface of the turntable base 141 corresponding to the position of the switch contact protrusion 142B. In the turntable device of such an elevator-type parking facility, the present invention is provided with a drive motor 147 on the turntable base 141 as a turntable rotation driving means as shown in Figs. 6a and 6b. As shown in FIG. 7, the driving motor 147 is integrally provided with a fixing bracket 147B having a fixing hole 147C at the top of the body 147A, and a motive sprocket 147E is upwardly disposed on the rotation shaft 147D. Is installed. In addition, a driven sprocket 148 is installed at a portion of the bottom surface of the rotating body 142 around the rotating shaft 142A, and is wound around the driving sprocket 147E and the chain 149 of the driving motor 147 to drive the motor. The driving force of 147 is configured to be transmitted directly to the rotating body 142 through the chain 149. The driven sprocket 148 has a fixed bracket 148A having a fixed hole 148B, like the driving motor 147, is integrally provided on the upper end of the rotating shaft 148C as shown in FIG. It is configured to be fixed to the bottom portion of the (142). 9A and 9B together with the support roller 143, the support piece 143C protrudes in parallel in the same direction at intervals from each other on a fixing bracket 143A made of a square plate having a fixing hole 143B at four corners. 143D is formed, and the wheel 143E is provided between the support pieces 143C and 143D so that rotation is freely provided by the shaft 143F. The present invention thus constructed is operated according to the flow as shown in FIG. 5 as in the prior art. First, when the rotation command is given from the operation unit, the control unit receives the signal and gives a signal to the inverter, and the inverter transfers the output according to the predetermined speed pattern to the driving motor 147 to drive the driving motor 147. Accordingly, the driving sprocket 147E installed on the rotation shaft 147D of the driving motor 147 rotates in one direction, and the rotational force thereof is located at the outer circumference of the rotation shaft 142A of the rotating body 142 through the chain 149. By being directly transmitted to the driven sprocket 148 installed, it is possible to rotate the rotating body 142 about the rotating shaft 142A. As the rotary body 142 rotates as described above, the switch contact protrusion 142B formed on the outer surface of the rotary body 142 has the contact protrusions of the deceleration switches 145 and 145A provided on the inner surface of the turntable base 141. When hitting, the rotating body 142 travels in a decelerated state, and when the switch contacting protrusion 142B strikes the contact protrusion of the stop switch 146, 146A, the rotating body 142 stops rotating. And the support roller 143 is installed on the bottom surface of the curved portion of the rotating body 142 is traveling along the rail 144 of the rotating body 142 so that the rotating body 142 rotates in a horizontal state without sagging. Will support the bottom.

As described above, the present invention provides the driving force of the motor to the support rollers traveling along the rail as in the prior art, and does not rotate the rotating body by the frictional force between the supporting roller and the rail surface to give the driving force of the motor directly to the rotating body to rotate the rotating body. By doing so, not only oil or rainwater existing on the surface of the rail can accurately operate the rotating body for changing the direction of the vehicle, but also smoothly operate the linking operation, thereby increasing the performance and reliability of the device. . In addition, it is possible to prevent premature damage and damage of the equipment caused by leaving the existing stop position in advance, as well as to improve the ease of use and economical improvement.

Claims (2)

A rotating body rotatably installed at the center of the turntable base to rotate about the axis to change the direction of the vehicle mounted on the upper surface; Turntable rotation driving means for rotating the rotating body by direct transmission by the driving force of the motor; A support roller which is installed along the bottom of the bottom of the rotating body and supports the rotating body in a horizontal state while traveling along a rail; Turntable device of the elevator-type parking facility, characterized in that composed of means for slowing or stopping the rotational speed of the rotating body. The turntable apparatus of claim 1, wherein the turntable rotation driving means includes a driven sprocket installed at various places around the bottom of the rotating shaft of the rotating body and wound around the motor sprocket and the chain of the motor. .