JP2020117932A - Elevator type parking device and control method thereof - Google Patents

Abstract

To provide an elevator type parking device and a control method thereof being applicable to an intermediate loading/unloading type and allowing energy conservation and reduction for loading/unloading time as well as allowing forward loading and forward unloading.SOLUTION: An elevator type parking device is provided with: a cage 10 being lifted up and down in a hoistway as loading a car on a pallet 2; a turning device 20 horizontally turning the pallet on the cage; a connection device 30 detachably connecting the turning device 20 on a lower part of the cage 10; and a securing device 40 detachably securing the turning device 20 at a predetermined height of the hoistway. It also comprises a high speed driving mode M1 detachably securing the turning device 20 at the predetermined height of the hoistway and independently lifting the cage 10 by detaching it from the turning device 20 and a slow speed driving mode M2 lifting up and down the cage 10 together with the turning device 20 by connecting the turning device 20 on the lower part of the cage 10 and releasing the turning device 20 at the predetermined height of the hoistway.SELECTED DRAWING: Figure 4

Description

TECHNICAL FIELD The present invention relates to an elevator parking apparatus equipped with a turning device and suitable for an intermediate entry system, and a control method thereof.

The "intermediate entry system" elevator parking system is an elevator parking system in which the entry/exit level (that is, the entry/exit port) at which the vehicle enters and exits is provided at the intermediate height of the device. It has a storage shelf for storing vehicles at the bottom.
Elevator type parking devices equipped with a turning device are disclosed in, for example, Patent Documents 1 and 2.

Further, Patent Document 3 is disclosed as a technique related to the present invention.

JP, 9-060327, A JP, 2006-219971, A JP 2012-076849 A

The elevator-type parking devices of Patent Documents 1 and 2 are provided with both a traverse device and a turning device in a cage that moves up and down the hoistway. Therefore, intermediate loading is possible, but the weight of the entire cage is large, the motor of the cage lifting device (for example, the cage lifting device) is large, and it is difficult to save energy. Moreover, it takes time to accelerate and decelerate, and it is difficult to enter the vehicle. It was difficult to shorten the delivery time.

Therefore, in the conventional elevator system of the intermediate entry system, the turning device is installed outside the parking device (for example, in front of the entrance/exit), and the vehicle is turned by the turning device after leaving the vehicle from the parking device. ..
However, in this case, it is necessary to move the vehicle backward when the vehicle exits the parking device, and it is not possible to realize the strongly demanded forward entry warehouse and forward advancement warehouse, which makes driving at the time of exit difficult and time consuming.

The present invention was created to solve the above-mentioned problems. That is, an object of the present invention is to provide an elevator-type parking apparatus that can be applied to an intermediate entry system, can save energy and can shorten the entry/exit time, and can provide a front entrance and a front entrance, and a control method thereof. is there.

According to the present invention, a cage that mounts a vehicle on a pallet and moves up and down a hoistway,
A turning device for horizontally turning the pallet on the cage,
A connecting device that detachably connects the swivel device to the lower part of the cage;
An elevator-type parking device is provided, comprising: a fixing device that detachably fixes the turning device to a predetermined height of the hoistway.

Further, according to the present invention, there is provided a method for controlling the above elevator type parking device,
A high-speed operation mode in which the swivel device is fixed to a predetermined height of the hoistway, and the cage is separated from the swivel device and lifted and lowered independently.
Control of an elevator-type parking device, comprising: A method is provided.

According to the above apparatus and method of the present invention, in the high speed operation mode, the turning device is fixed to the predetermined height of the hoistway by the fixing device, and the cage is separated from the turning device by the connecting device.
In this high-speed operation mode, the cage can be raised and lowered independently above a predetermined height, so the entire cage is lightweight, the load on the cage lifting device is small, and energy saving is possible, and the acceleration time and deceleration time are shortened. The vehicle loading and unloading time can be shortened.
Further, since the vehicle can be turned by the turning device which is fixed at a predetermined height, a front entry warehouse and a front advance warehouse can be formed.

Further, in the low speed operation mode, the turning device is connected to the lower part of the cage by the connecting device, and the turning device is released from the predetermined height of the hoistway by the fixing device.
In this low-speed operation mode, the vehicle can be turned at the entry/exit level when entering or exiting, and the vehicle can be stored in the storage shelves at both the upper and lower parts and then exit from there, so it is applicable to the intermediate entry method. Vehicles can be swung in and out of the storage shelves at the bottom.

1 is an embodiment diagram of an elevator parking apparatus according to the present invention. It is explanatory drawing of a cage. It is explanatory drawing of a turning device. It is a figure which shows the state which connected the turning device to the lower part of the cage. It is explanatory drawing of the high-speed driving mode of 1st Embodiment of the control method of an elevator type parking device. It is explanatory drawing of the low speed operation mode of FIG. It is explanatory drawing which shows 2nd Embodiment of the control method of an elevator type parking device.

A preferred embodiment of the present invention will be described with reference to the drawings. In addition, in each figure, the same parts are denoted by the same reference numerals, and redundant description will be omitted.

FIG. 1 is an embodiment diagram of an elevator parking apparatus 100 according to the present invention. In this example, the elevator parking apparatus 100 is an intermediate entry type elevator parking apparatus.
In this figure, an elevator-type parking device 100 of the present invention includes a cage 10 and a turning device 20.
An entry/exit port E is provided at the entry/exit level FL (for example, on the ground) where the vehicle 1 enters and exits. Further, storage shelves 4 for storing the vehicle 1 are provided above and below the entry/exit level FL.

The cage 10 mounts the vehicle 1 on the pallet 2 and moves up and down the vertical hoistway 3. The cage 10 is suspended from above by a string member 5 (for example, a wire rope), and lifted up and down by a cage elevating device 6 (for example, a cage lifting device).

A plurality of storage shelves 4 are arranged adjacent to the hoistway 3 and spaced apart in the vertical direction.
In this example, the storage shelves 4 are provided on both sides of the hoistway 3 in the width direction of the vehicle 1, but may be provided on only one side. Hereinafter, the “width direction” means the width direction of the vehicle 1 unless otherwise specified.

The turning device 20 horizontally turns the pallet 2 on the cage. Details of the turning device 20 will be described later.

2A and 2B are explanatory views of the cage 10, where FIG. 2A shows a normal use state and FIG. 2B shows a separated state for explanation.
In this figure, the cage 10 comprises a cage body 12 and a traverse device 14.

The pallet 2 has wheels 2a and engagement grooves 2b.
A plurality of wheels 2a are provided at both ends in the longitudinal direction of the pallet 2 and roll on the pair of transverse rails 12a to horizontally move the pallet 2 in the width direction. Hereinafter, horizontal movement of the pallet 2 in the width direction will be referred to as “transverse”.
The engagement groove 2b is located at the end of the pallet 2 in the width direction and extends in the longitudinal direction of the pallet 2. The engagement groove 2b is a U-shaped member having an open bottom, and is provided only above the center of rotation of the traverse arm 15a in the figure.

In FIG. 2, the cage main body 12 has a pair of transverse rails 12a and a pair of vertical frames 12b.
The pair of traverse rails 12 a are located in parallel with each other at intervals in the longitudinal direction of the pallet 2, support the wheels 2 a, and guide the traverse of the pallet 2. The upper portions (portions that come into contact with the wheels 2a) of the pair of traverse rails 12a are substantially the same as the shelf rails 4a, and when the pallet 2 traverses, each traverse rail 12a is located on an extension of each shelf rail 4a. ..
With this configuration, the pallet 2 can be smoothly traversed between the traverse rail 12a and the shelf rail 4a.

The pair of vertical frames 12b connects both ends of the pair of transverse rails 12a and extends in the longitudinal direction of the cage 10 to form an opening 13 therebetween. The opening 13 vertically penetrates the center of the cage 10. The shape of the opening 13 may be, for example, a rectangular shape in a plan view.
In this example, the opening 13 is set to a size such that the transverse rail 12a of the cage body 12 is mounted on the pair of vertical frames 12b across the opening 13 and the device supporting portion 22 of the swivel device 20 described later passes vertically. Has been done.

The traversing device 14 is positioned at the center of the cage 10 in the longitudinal direction so as to be separable upward, and across the opening 13 in the width direction on the pair of vertical frames 12b.
The traverse device 14 includes a traverse frame 14a, a horizontal drive device 14b, a traverse arm 15a, and an engagement dog 15b.

The transverse frame 14a is positioned over the pair of vertical frames 12b across the opening 13 and is positioned by the positioning device 16 so as to be separably positioned upward from the cage body 12. It is preferable to provide at least two sets of positioning devices 16.
The upwardly separable positioning device 16 is, for example, a pin and a pin hole. Other structures may be used as long as the horizontal position of the transverse frame 14a can be accurately positioned and the horizontal drive device 14b can operate smoothly.

The horizontal drive device 14b is fixed to the transverse frame 14a and rotationally drives the vertical rotation shaft.
The traverse arm 15a has its inner end fixed to the vertical rotation shaft of the horizontal drive device 14b and extends horizontally.
The engagement dog 15b is provided at the outer end of the traverse arm 15a and extends upward. The engagement dog 15b is preferably a cylindrical member that can freely rotate about a vertical axis.

In FIG. 2, the inner dimension of the engagement groove 2b in the width direction is set to be slightly larger than the outer diameter of the engagement dog 15b.

With the above-described configuration, as shown in FIG. 2A, the traversing device 14 can be positioned and placed on the cage body 12 by the positioning device 16.
In addition, in FIG. 2A, the traverse arm 15a is horizontally swiveled while the engagement dog 15b is engaged with the engagement groove 2b of the pallet 2, thereby allowing the pallet 2 to move between the adjacent storage shelves 4. Can be horizontally traversed. When traversing, the wheels 2a of the pallet 2 are guided by the traverse rails 12a and the shelf rails 4a.

Further, the traverse arm 15a is pivotally driven in a state where the engagement dog 15b is not engaged with the engagement groove 2b (for example, a state without the pallet 2), so that the traverse arm 15a is moved to a predetermined position on the right side or the left side in the drawing. Can be changed.

In FIG. 2, a part of the connecting device 30 (the rotating hook 34 and the hook driving mechanism 36) that detachably connects the turning device 20 is attached to the lower portion of the cage 10.
Details of the connecting device 30 will be described later.

3A and 3B are explanatory views of the turning device 20, where FIG. 3A shows a lowered state during standby and FIG. 3B shows an elevated state during turning.
3A and 3B, the turning device 20 includes a device support portion 22 and a turning drive device 24.
The device support portion 22 is located inside the opening 13 and directly below the traverse frame 14a in a plan view, and supports the traverse device 14 and the pallet 2.
The turning drive device 24 has a turning motor (not shown) that turns the device support portion 22.
With this configuration, the turning drive device 24 can support both the traverse device 14 and the pallet 2 through the opening 13 and can drive both of them horizontally.

In FIG. 3, the turning device 20 further includes a lifting mechanism 26.
The elevating mechanism 26 includes an elevating and lowering support plate 26a that supports the swing drive device 24 so that the elevating and lowering device 24 can be moved up and down, a plurality of ball screws 26b and ball nuts 26c that elevate and lower the elevating and lowering support plate 26a, and an elevating and lowering mechanism that rotationally drives the plurality of ball screws 26b in synchronization. It has a drive mechanism (not shown).
The elevating mechanism 26 is installed on the main body frame 28 of the turning device 20.
With this configuration, the elevating mechanism 26 can rotate and drive the plurality of ball screws 26b in synchronization with each other to raise and lower the turning drive device 24.

With the configuration of the swivel device 20 described above, the swivel device 20 can raise both the traverse device 14 and the pallet 2 by the elevating mechanism 26 and replace both of them from the cage 10 on the swivel device.

2 and 3, the connecting device 30 includes a plurality of connecting plates 32 provided in the swivel device 20 and having a rectangular through hole 31 in plan view, a plurality of rotating hooks 34 and a hook driving mechanism provided in the cage 10. 36 and.
The rotating hook 34 has a rectangular lower end head portion 35 that can pass through the rectangular through hole 31 and extends vertically upward in a plan view. The hook drive mechanism 36 is configured to horizontally rotate the rotary hook 34.
As a specific structure of the connecting device 30 described above, for example, Patent Document 3 can be applied.

FIG. 4 is a view showing a state in which the turning device 20 is coupled to the lower portion of the cage 10.
With the configuration of the connecting device 30 described above, by lowering the cage 10 from above the revolving device 20, the rotating hook 34 passes through the through hole 31 and the main body of the hook drive mechanism 36 is placed on the connecting plate 32. .. At this position, the rotary hook 34 that has passed through the through hole 31 is horizontally swiveled 90 degrees, so that the swivel device 20 is coupled to the lower portion of the cage 10 with both ends of the lower end head portion 35 positioned on the lower surface of the connecting plate 32. can do.

In FIG. 3, the turning device 20 is provided with a part of a fixing device 40 that detachably fixes the turning device 20 to a predetermined height of the hoistway 3.
The fixing device 40 includes a movable claw 42 provided on the turning device 20 and a support member 44 provided outside the hoistway 3 having a predetermined height.
The movable claw 42 is configured to be retractable between the retracted position B inside the hoistway 3 and the protruding position F outside. 3A shows the protruding position F, and FIG. 3B shows the retracted position B with solid lines.

The configuration of the fixing device 40 is not limited to this example. For example, the movable claw 42 may be provided outside the hoistway 3 having a predetermined height, and the supporting member 44 may be provided on the turning device 20.
Further, the power and signals required for the turning device 20 are preferably supplied from the cage 10, but may be directly supplied from the outside of the hoistway 3.

The support member 44 is provided outside the hoistway 3 having a predetermined height, and supports the movable claw 42 at the protruding position F. The “predetermined height” is a height at which the turning device 20 is detachably fixed, and is, for example, the entry/exit level FL or below the entry/exit level FL.
The "predetermined height" means that the traverse device 14 and the pallet 2 are both lifted by the elevating mechanism 26 from the cage 10 placed on the supporting member 44 with the turning device 20 placed and positioned. Is set on the revolving device from the cage 10 and set to a height that allows revolving.

With the configuration described above, in the state of FIG. 4 in which the swivel device 20 is coupled to the lower portion of the cage 10, the movable claw 42 is moved to the projecting position F and the cage 10 is lowered from above the support member 44 to swivel with the cage 10. The device 20 can be fixed and positioned at a predetermined height of the hoistway 3.
Further, by slightly raising the turning device 20 together with the cage 10 from this fixed position and moving the movable pawl 42 to the retracted position B, the turning device 20 can be raised or lowered together with the cage 10.
Further, in this fixed position, while the movable claw 42 is held at the protruding position F, the rotary hook 34 that has passed through the through hole 31 is horizontally swung to release the coupling between the lower portion of the cage 10 and the swivel device 20, Only the cage 10 can be raised, leaving the swivel device 20 in a fixed position.

5 and 6 are explanatory views showing the first embodiment of the control method of the elevator parking apparatus 100.
Using the elevator parking apparatus 100 described above, the control method of the present invention has a high speed operation mode M1 and a low speed operation mode M2. FIG. 5 shows the high speed operation mode M1, and FIG. 6 shows the low speed operation mode M2.

In the high-speed operation mode M1 of FIG. 5, the turning device 20 is fixed at a predetermined height of the hoistway 3, and the cage 10 is separated from the turning device 20 and moved up and down independently.

In FIG. 5, the predetermined height is the entry/exit level FL. That is, the turning device 20 is fixed to the predetermined height of the hoistway 3.
The support member 44 is fixed to a height at which the cage 10 is separated from the turning device 20 at the loading/unloading level FL so that both the traverse device 14 and the pallet 2 can be lifted and turned by the turning device 20.

In this example, in the high speed operation mode M1, when the vehicle 1 is loaded or unloaded, the turning device 20 turns the vehicle 1 at the entry/exit level FL with the cage 10 separated from the turning device 20.
Next, with the cage 10 separated from the turning device 20, the vehicle 1 is stored in the storage rack 4 above the entry/exit level FL and is unloaded from there.

In this high-speed operation mode M1, the cage 10 can be raised and lowered independently above the entry/exit level FL. As a result, the entire cage becomes lightweight, the load on the cage elevating device 6 is small, and energy can be saved, and the acceleration time and deceleration time can be shortened to shorten the loading/unloading time of the vehicle 1.
Further, since the vehicle 1 can be turned by the turning device 20 which is fixed at the entry/exit level FL, a front entrance and a front exit can be performed.

In the low speed operation mode M2 of FIG. 6, the turning device 20 is connected to the lower part of the cage 10, the turning device 20 is released from the predetermined height of the hoistway 3, and the cage 10 is moved up and down together with the turning device 20.
In this low speed operation mode M2, the vehicle 1 can be turned at the entry/exit level FL at the time of entry or exit, and the vehicle 1 can be stored in the storage shelf 4 below the entry/exit level FL and exit from there. Applying to the boarding method, the vehicle 1 on the lower storage shelf 4 can be turned and stored and stored.
It should be noted that the operation may be performed in the low speed operation mode M2 both above and below the entry/exit level FL.

FIG. 7: is explanatory drawing which shows 2nd Embodiment of the control method of the elevator type parking apparatus 100. As shown in FIG.
In this figure, the predetermined height is below the entry/exit level FL. That is, the turning device 20 is fixed below the loading/unloading level FL of the hoistway 3.
At this height, the support member 44 is fixed so that the swivel device 20 can raise both the traverse device 14 and the pallet 2 and swivel them while the cage 10 is separated from the swivel device 20.
Further, at this height, the storage rack 4 is arranged so that both the traverse device 14 and the pallet 2 can be raised and swung by the swivel device 20.

In this example, in the high-speed operation mode M1, when the vehicle 1 is loaded or unloaded, the cage 10 is separated from the turning device 20, the vehicle 1 is not turned, and the storage rack 4 above the predetermined height is set by the cage 10. Vehicle 1 is stored in and the vehicle exits from there.
Next, the vehicle 1 is moved up and down to a predetermined height by the cage 10 after entering or before exiting, and the vehicle 1 is turned at the predetermined height.

In the high-speed operation mode M1, when the vehicle 1 is stored or unloaded, the vehicle 1 is stored in and unloaded from the vehicle 1 without turning, so that the continuous loading or unloading of the vehicle 1 can be accelerated.
Further, since the turning of the vehicle 1 is performed after entering the warehouse or before leaving the warehouse, it is possible to effectively use the idle time from the arrival to the departure.
Other effects are similar to those of the first embodiment.

The low speed operation mode M2 in FIG. 7 is the same as that of the first embodiment in FIG.

According to the apparatus and method of the present invention described above, in the high speed operation mode M1, the turning device 20 is fixed to the predetermined height of the hoistway 3 by the fixing device 40, and the cage 10 is separated from the turning device 20 by the connecting device 30. ..
In this high-speed operation mode M1, the cage 10 can be independently lifted and lowered above a predetermined height, so that the entire cage is lightweight, the load on the cage lifting device 6 is small, and energy saving is possible, and the acceleration time and deceleration are reduced. The time can be shortened and the time required for loading and unloading the vehicle 1 can be shortened.
Further, since the vehicle 1 can be turned by the turning device 20 which is fixed at a predetermined height, the front entrance and the front entrance can be performed.

Further, in the low speed operation mode M2, the turning device 20 is connected to the lower part of the cage 10 by the connecting device 30, and the turning device 20 is released from the predetermined height of the hoistway 3 by the fixing device 40.
In this low speed operation mode M2, the vehicle 1 can be turned at the entry/exit level FL at the time of entry or exit, and the vehicle 1 can be stored in the storage shelves 4 at both the upper and lower portions and then exited from there. By applying to the entry system, the vehicle 1 on the lower storage shelf 4 can be turned and put in and out.

In the above-mentioned example, the elevator parking apparatus 100 is an intermediate entry type elevator parking apparatus, but the present invention is not limited to this, and may be an upper entry method or a lower entry method.
Further, at the entry/exit level FL, the front-rear direction of the vehicle 1 when entering and leaving and the front-rear direction of the vehicle 1 when storing in the storage rack 4 may be 180 degrees or 90 degrees.
Further, the present invention may be applied to a fork type elevator parking apparatus in which the pallet 2 described above is omitted.

The present invention is not limited to the above-described embodiments, and it goes without saying that various modifications can be made without departing from the gist of the present invention.

B retracted position, E storage port, F protruding position, FL storage level,
M1 high speed operation mode, M2 low speed operation mode, 1 vehicle, 2 pallets,
2a wheels, 2b engaging grooves, 3 hoistways, 4 storage shelves, 4a shelf rails,
5 string members (wire rope), 6 cage lifting device (cage lifting device),
10 cage, 12 cage body, 12a transverse rail, 12b vertical frame,
13 openings, 14 traverse device, 14a traverse frame, 14b horizontal drive device,
15a Traverse arm, 15b Engaging dog, 16 Positioning device,
20 turning device, 22 device support part, 23 pallet support part,
24 turning drive device, 26 lifting mechanism, 26a lifting support plate,
26b ball screw, 26c ball nut, 28 body frame,
30 connecting device, 31 through hole, 32 connecting plate, 34 rotating hook,
35 lower end head, 36 hook drive mechanism, 40 fixing device, 42 movable claw,
44 support member, 100 elevator type parking device

Claims (7)

A cage that puts a vehicle on a pallet and moves up and down the hoistway,
A turning device for horizontally turning the pallet on the cage,
A connecting device that detachably connects the swivel device to the lower part of the cage;
An elevator-type parking device, comprising: a fixing device that detachably fixes the turning device to a predetermined height of the hoistway. The connection device is a plurality of connection plates provided in the swivel device and having a rectangular through hole in a plan view,
A rotary hook provided in the cage, having a rectangular lower end head portion in a plan view capable of passing through the rectangular through hole, and extending vertically upward; and a hook drive mechanism capable of horizontally rotating the rotary hook, The elevator type parking device according to claim 1. The fixing device is a movable claw that is provided in the swivel device and is capable of appearing and retracting between a retracted position inside the hoistway and a projected position outside thereof,
The elevator-type parking apparatus according to claim 1, further comprising: a support member that is provided outside the hoistway having a predetermined height and that supports the movable claw at the protruding position. The cage has a traversing device for traversing the pallet and an opening vertically passing through a central portion of the cage,
The traverse device is installed in the longitudinal center of the cage so as to be separable upward,
The elevator parking apparatus according to claim 1, wherein the turning device places both the traversing device and the pallet on the top through the opening, and turns both of them horizontally. It is a control method of the elevator type parking device according to claim 1,
A high-speed operation mode in which the swivel device is fixed to a predetermined height of the hoistway, and the cage is separated from the swivel device and lifted and lowered independently.
Control of an elevator parking apparatus, comprising: a low speed operation mode in which the turning device is connected to a lower portion of the cage, the turning device is released from a predetermined height of the hoistway, and the cage is moved up and down together with the turning device. Method. The predetermined height is an entry/exit level,
In the high-speed operation mode, the vehicle is turned at the entry/exit level when entering or exiting,
Next, the method for controlling an elevator-type parking device according to claim 5, wherein the vehicle is stored in a storage shelf above the entry/exit level and is exited from the storage shelf. The predetermined height is below the loading/unloading level,
In the high-speed operation mode, the vehicle is stored in the storage shelf above the predetermined height and is then exited from the storage rack,
The control method for an elevator parking apparatus according to claim 5, wherein the vehicle is turned at the predetermined height after entering or before exiting.

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