JP3701090B2 - 3 column type elevating parking system - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an elevating parking apparatus, and more particularly to a 3-column elevating parking apparatus in which elevating parking apparatuses are arranged in 3 rows in the vertical direction.
[0002]
[Prior art]
There is a lift type parking apparatus that has a lift that moves up and down in the hoistway and parking shelves provided in multiple stages on both sides along the hoistway, and transports the automobile by the lift and stores it in the parking shelf. In order to increase the number of parking of such a lift type parking apparatus, there is a column type lift type parking apparatus arranged side by side in the vertical direction. Conventionally, there are a large number of two-column type elevating parking devices, but there are few three-column type parking devices. Japanese Laid-Open Patent Application No. 5-106359 “Elevator-type three-dimensional parking device” is disclosed in the literature as a three-column lift type parking device.
[0003]
FIG. 9 is disclosed in the above publication. As shown in the figure, storage spaces (parking shelves) arranged at a total of eight positions, front and rear, right and left, and diagonal positions, adjacent to an elevator E that lifts and lowers an elevator shaft (hoistway) b provided at the center of the building a. ) P1-P8 and pallet transport means (not shown) for selectively moving a pallet carrying an automobile on the floors of the elevator E and the storage spaces P1-P8 in the vertical and horizontal directions.
[0004]
The pallet transport means has a pair of longitudinal guides with rollers arranged on the beam at appropriate intervals, and a pair of transverse guides arranged in a direction perpendicular to the guides. The rollers are driven rollers and driven rollers. Alternatingly arranged. The longitudinal guide is fixed, the transverse guide can be moved up and down, the traverse guide is lowered when the pallet is traversed, the pallet is supported by the longitudinal guide, and the traverse guide is raised when traversing the pallet, Thereby, the pallet is supported.
[0005]
When an automobile is stored in such an elevator type three-dimensional parking apparatus, the storage space for P2, P4, P5, and P7 directly adjacent to the elevator E may be directly delivered to and from the elevator E. For the storage spaces of P1, P3, P6, and P8 at the corners, the vehicle is moved horizontally to the immediately adjacent storage space (any one of P2, P4, P5, and P7) and then moved to and from the elevator E. Will be delivered. Because of the horizontal movement, one of the storage spaces P1 to P8 needs to be an empty space without a pallet. Therefore, the number of cars that can be parked on each floor is seven.
[0006]
[Problems to be solved by the invention]
The conventional three-column lift type parking apparatus (Japanese Patent Laid-Open No. 5-106359) described above has the following problems.
(1) 7 storage spaces are processed by one elevator E, and in order to deliver a vehicle between the elevator E and the storage space at a diagonal position, directly to the elevator E Since the car must be moved horizontally to the adjacent storage space, it takes extra storage time and is not smooth enough.
(2) The structure of the longitudinal and transverse guides for the horizontal movement is complicated and requires a large number of drive motors. Therefore, there are more opportunities for failure and costs are high.
[0007]
The present invention has been devised in view of such problems of the prior art, and is intended to provide a three-column elevating parking apparatus that is excellent in smoothness of entering and exiting, has a simple mechanism, is inexpensive, and has few failures. Objective.
[0008]
[Means for Solving the Problems]
In order to achieve the above object, a three-column lift type parking apparatus according to the present invention includes a main lift that moves up and down in a hoistway and has a pallet lateral feed device, and parking shelves provided in multiple stages across the hoistway. A three-column lift system that has three columns in a row on the front side, entrance side, and back side in the vertical direction. a parking apparatus, with the hoistway 1 floor below the transverse center of the inlet-side parking system providing goods movements space of a motor vehicle having a pallet transverse feeder hoistway transverse center of the inlet-side parking system A pallet lateral feed device that can be raised and lowered is provided on the lower second floor portion, and an auxiliary lift that moves up and down between the first floor and the second floor is provided on both lateral sides of the storage space. The floor is open front, and each parking device has 3 columns The pallet longitudinal feeding apparatus on the second floor portion of the hoistway is provided, further provided, feeding the pallet next to the second floor by elevating frame is lifting the lifting frame the pallet transverse feeder second floor is installed The apparatus is moved up and down, and the pallet vertical feeding device is attached to both sides of the hoistway on the front side, the entrance side and the back side at predetermined intervals in the vertical direction, and is driven to move the pallet in the vertical direction. The width of the main lift on the front side, the entrance side, and the back side is smaller than the interval between the rollers in the horizontal direction, and the main lift on the front side or the back side. Passes between the rollers in the horizontal direction and descends below the floor surface on the second floor, so that the pallet on the main lift is transferred to the roller and lifts from below the floor surface on the second floor. Pass between the rollers. When the pallet is received from the roller and the elevating frame is raised, the pallet on the roller is taken up on the elevating frame, and this pallet is laterally fed by the pallet lateral feeding device on the rising second floor portion. When the pallet is vertically fed by the roller, and when the main lift on the entrance side is lowered to the second floor, the elevating frame is lowered.
[0009]
According to a preferred embodiment of the present invention, a plurality of ball nuts fixed to the elevating frame, a plurality of rotatable ball screws respectively screwed to the plurality of ball nuts, and fixed to the plurality of ball screws, respectively. A plurality of chain sprockets, and a single elevating drive device that drives the plurality of chain sprockets with a chain to raise and lower the elevating frame.
[0010]
Next, the operation of the present invention will be described. Before starting parking, place pallets on which no cars are placed (hereinafter referred to as “empty pallets”) on all parking shelves. When a car to park arrives, the manager can empty it from any parking shelf by operating the panel. Move the pallet to the main lift. The main lift descends to the second floor. If the main lift is a central entrance side parking device (hereinafter referred to as “Building B”), an empty pallet is placed directly from the main lift to either the left or right auxiliary lift by the pallet lateral feed device provided on the main lift. The delivery and the auxiliary lift descend to the first floor. On the first floor, an empty pallet is received from the auxiliary lift by a pallet lateral feed device provided in the loading / unloading space, and prepared for warehousing. Further, when the main lift is of the front side parking device (hereinafter referred to as “Building A”) or the rear side parking device (hereinafter referred to as “C Building”), it is provided on the second floor portion below the hoistway from the main lift. The empty pallet is handed over to the vertical pallet feeder, and is sent to the second floor part of Building B. At that time, the main lift of the B building is retracted upward, and the pallet lateral feed device provided on the second floor portion of the B building is lowered. Thereafter, the pallet lateral feed device moves up and delivers the empty pallet sent from building A or building C to building B to either the left or right auxiliary lift. In the same manner as described above, an empty pallet is placed in the loading / unloading space of Building B.
[0011]
When an empty pallet is placed in the loading / unloading space and the preparation for loading is completed, the loading / unloading door is opened and the car gets on the empty pallet. After the driver gets off, the pallet (hereinafter referred to as “actual pallet”) on which the vehicle is placed is delivered to either the left or right auxiliary lift by the pallet lateral feed device in the loading / unloading space. The auxiliary lift goes up to the second floor. Note that the auxiliary lift has one of the left and right dedicated to warehousing and the other dedicated to warehousing, whereby the flow of warehousing and rectification is smoothed and smooth warehousing is possible.
[0012]
When the car is stored in building B, the main lift in building B waits on the second floor, receives the actual pallet from the auxiliary lift by the pallet lateral feed device provided in the main lift, and pulls out the empty pallet first. Store in a parking shelf.
[0013]
When the car is stored in building A or building C, the main lift in building B is retracted upward, and the lifting pallet cross-feed device provided on the second floor of building B is Pull in the pallet. Next, the elevating pallet lateral feed device is lowered, and the actual pallet is sent to the main lift waiting in the A building or the C building by the pallet vertical feeding device provided on the second floor of each building. The main lift continues to rise and stores the actual pallet in the empty pallet and the parking rack that was previously pulled out.
[0014]
As described above, according to the present invention, all the parking shelves on each floor are directly adjacent to the main lift, and there is no horizontal movement between the parking shelves on each floor, which is excellent in smoothness. Since an auxiliary lift that moves up and down between the first floor part and the second floor part of Building B is provided, the storage time can be shortened. For multistory parking lots, at least a 5m square front vacant space is legally required, but the first floor of building A is a front vacant space, so that building A is an effective use of the space above the front vacant space. Yes. Each parking shelf has no motor for driving, and its structure is simple, so there are few failures.
[0015]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a side view of a three-column elevating parking apparatus according to the present invention. 2 is a plan view of the first floor portion, FIG. 3 is a plan view of the second floor portion, and FIG. 4 is a plan view of the third and higher floors. FIG. 5 is an enlarged sectional view taken along the line AA in FIG.
[0016]
In these figures, 1 is a building. Reference numeral 2 denotes a hoistway of the main lift 3, and parking shelves 4 are provided in multiple stages across the hoistway 2 as shown in FIG. Reference numeral 5 denotes a pallet on which the automobile 6 is placed and stored in the parking rack 4. Wheels 5a are attached to the pallet 5 at four corners. The main lift 3 includes a cage 3a that moves up and down in the hoistway 2 and a lifting device 3b that suspends the cage 3a via a wire rope 3c. The cage 3a is connected to a counterweight (not shown) via a wire rope so that its own weight is balanced.
[0017]
A pallet lateral feed device 7 is provided on the cage 3a. FIG. 6 is a plan view of the second floor portion of the A building and the B building, FIG. 7 is a front view of the first and second floor portions of the B building, and FIG. 8 is a plan view of the elevating type lateral feed device. As shown in FIGS. 6 to 8, the pallet lateral feed device 7 is configured such that an arm 7b having a roller projection 7a at the tip is turned by a turning device 7c so that the protrusion 7a is provided below the side surface of the pallet 5. The pallet is traversed by being inserted into the open groove 5b and further turning the arm 7b. As shown in FIG. 6, the groove 5 b is provided so as to extend from the longitudinal center of the pallet 5 to one side. The pallet 5 traverses between the rails 4a provided at both longitudinal ends of the parking shelf 4 and the rails 3d provided at both longitudinal ends of the cage 3a. The turning device 7c is driven by a motor 7d. The turning device 7c is provided on the pedestal 7e. The pedestal 7e is mounted on a rail 7f extending in the width direction of the cage 3a via a linear bearing or the like, and is driven and slid by the electric cylinder 7g to enable delivery of either the left or right pallet 5. .
[0018]
The three-column type elevating parking apparatus of the present invention is a series of the above-described elevating parking apparatuses arranged in three rows in the vertical direction, and an entry / exit space 9 having an entry / exit door 8 for an automobile 6 in the center building. This building is an entrance side parking device (Building B). The building on the front side of Building B is the front parking device (Building A), and the first floor portion is a front open space 10 in which a turntable 11 is provided. The building on the back side of building B is a back parking device (building C), and the first floor is a machine room 12 where control devices and materials are placed.
[0019]
The warehousing space 9 is provided with a pallet lateral feeding device 7 similar to the pallet lateral feeding device 7 on the cage 3a described above, and the description of the structure is omitted. Rails 9a are provided at both ends in the longitudinal direction.
[0020]
Auxiliary lifts 13 that move up and down between the first floor and the second floor are provided on the left and right sides of the loading / unloading space 9 in the B building. The auxiliary lift 13 has a cage 13a that is L-shaped in side view. A roller 13b is attached to the side surface of the cage 13a, and moves up and down on a rail 13d made of I-type steel standing along the column 13c. 13e is a pair of front and rear chains stretched between chain sprockets 13f provided on the upper and lower sides, and each one is connected to the cage 13a of the auxiliary lift 13. 13g is a drive device, which has a motor, a reduction gear, a brake, etc., and is connected to the lower chain sprocket 13f. A rail 13h is mounted on the horizontal member of the cage 13a of the auxiliary lift 13. The cage 13a of the auxiliary lift 13 is connected to a counterweight (not shown) via a chain (not shown), and its own weight is balanced.
[0021]
14 is a lift floor provided below the auxiliary lift 13, which rises when the auxiliary lift 13 rises, becomes a passage for the driver who gets off the car 6 that has entered the warehouse, and does not get in the way when the auxiliary lift 13 falls. To descend. There are various types of structures for the lift floor, but in this embodiment, a pantograph type is shown.
[0022]
A pallet lateral feed device 7 that can be moved up and down is provided on the second floor of Building B. Since the pallet lateral feed device 7 is the same as described above, the description thereof will be omitted, and the elevating frame 15 in which the pallet lateral feed device 7 is installed will be described. FIG. 8 is a plan view of the lifting frame 15. As shown in FIGS. 7 and 8, the lifting frame 15 is supported by four ball screws 15a. The ball screw 15a is rotatably supported by a bearing 15b. A ball nut 15c fixed to the elevating frame 15 is screwed with the ball screw 15a. A chain sprocket 15d is fixed to the ball screw 15a, and the chain sprocket 15d is rotationally driven by the chain 15e. 15f is an elevating drive device having a chain sprocket 15g, which drives the chain 15e. A pair of rails 15 h on which the pallet 5 traverses are provided at both longitudinal ends of the elevating frame 15.
[0023]
A pallet vertical feed device 16 is provided on the second floor of the hoistway 2 of each ridge of A, B, and C. As shown in FIGS. 6 and 7, the pallet vertical feeding device 16 has a pair of beams 16 a supported from the building 1 with the hoistway 2 sandwiched between them, and a barbed roller 16 b attached at a required interval. The bottom surface of the pallet 5 is supported on both sides in the width direction by the flanged roller 16b. The pallet 5 is moved in the vertical direction by driving the flanged roller 16b. A chain sprocket 16c is fixed to the opposite side of the spindle of the flanged roller 16b, and adjacent chain sprockets 16c are connected to each other via a chain 16d. One of the chain sprockets 16c is driven by a driving device 16e. As shown in FIGS. 6 and 7, the width of the cage 3a of the main lift 3 is narrower than the inner method between the flanged rollers 16b so that the cage 3a can pass through.
[0024]
Next, the operation of this embodiment will be described. Before starting parking, empty pallets 5 are placed on all the parking racks 4 as shown in FIG. When the car 6 to be parked arrives, the manager moves the empty pallet 5 from any parking shelf 4 to the cage 3a of the main lift 3 by operating the panel. The cage 3a descends to the second floor. When the main lift 3 is in the B building, the pallet lateral feed device 7 provided in the main lift 3 delivers the empty pallet 5 to the left or right auxiliary lift 13. When the auxiliary lift 13 is lowered to the first floor portion, the pallet lateral feed device 7 provided in the first floor loading / unloading space 9 receives the empty pallet 5 from the auxiliary lift 13 and prepares for loading.
[0025]
When the main lift 3 is in the A or C building, the empty pallet 5 is delivered from the cage 3a to the pallet vertical feeding device 16 provided on the second floor of the hoistway 2. In other words, the empty pallet 5 is placed on the rails 3d provided at both ends in the longitudinal direction of the cage 3a. When the empty pallet 5 is lowered slightly below the floor surface of the second floor, the empty pallet 5 is placed on the barbed rollers 16b of the pallet vertical feeding device 16. Change. The pallet vertical feeding device 16 is driven to send the empty pallet 5 from the A or C building to the B building. At that time, the main lift 3 of the B building is retracted upward, and the elevating frame 15 is retracted downward. When the empty pallet 5 is sent to the B building, the elevating frame 15 is lifted, the empty pallet on the barbed roller 16b is taken up on the rail 15h, the pallet lateral feed device 7 is operated, and is delivered to the auxiliary lift 13. Thereafter, the empty pallet 5 is placed in the loading / unloading space 9 in the same manner as described above.
[0026]
When the empty pallet 5 is placed in the loading / unloading space 9 of the B building and the preparation for warehousing is completed, the loading / unloading door 8 is opened, and the automobile 6 gets on the empty pallet 5. After confirming that the driver got off and exited from the entrance / exit door 8, the entrance / exit door 8 was closed, and the actual pallet 5 was moved to either the left or right by the pallet lateral feed device 7 provided in the entrance / exit space 9. The auxiliary lift 13 delivered to the auxiliary lift 13 is raised to the second floor. The auxiliary lift 13 has one of the left and right dedicated to warehousing and the other dedicated to warehousing, thereby rectifying the flow of warehousing and warehousing and enabling smooth warehousing and loading.
[0027]
When the car 6 is stored in the B building, the cage 3a of the main lift 3 in the B building stands by on the second floor, and the actual pallet 5 is received from the auxiliary lift 13 by the pallet lateral feed device 7 provided in the cage 3a. The empty pallet 5 is first stored in the parking shelf 4 pulled out.
[0028]
When the automobile 6 is stored in the A building or the C building, the main lift 3 in the B building is retracted upward, and the elevating pallet cross-feed device 7 provided on the second floor portion of the B building is raised. The actual pallet 5 is drawn from the auxiliary lift 13. Next, the elevating frame 15 is slightly lowered, and the actual pallet 5 is placed on the barbed roller 16 b of the pallet vertical feeding device 16. The pallet roller 16b is driven to feed the actual pallet 5 into the pallet vertical feeding device 16 in the A or C building. At that time, the cage 3a of the main lift 3 of the A building or the C building is waiting slightly below. When the vertical feed is completed, the cage 3a is lifted to receive the actual pallet 5 from the pallet vertical feed device 16, and is subsequently lifted and stored in the parking rack 4 from which the empty pallet 5 has been pulled out first. When leaving the automobile 6, the actual pallet 5 may be transferred in the same manner as when the empty pallet 5 is transferred from the parking shelf 4 to the entry / exit space 9, and the description thereof is omitted.
[0029]
As described above, according to the three-column lift type parking apparatus of the present invention, the parking rack 4 on each floor is directly adjacent to the main lift 3 and can deliver the pallet 5, and each floor as in the conventional example described above. Since there is no horizontal movement between the parking shelves, it is excellent in smoothness. Since two auxiliary lifts 13 that move up and down between the first floor and the second floor of Building B are provided, it is possible to shorten the loading / unloading time such as preparation for unloading during the loading operation. For a multi-story parking lot, at least a 5m square front vacant space 10 is legally required, but the first floor part of the A building is the front vacant space 10, so that the A building is effective in the space above the front vacant space. It is used. Each parking shelf 4 has no motor for driving, and its structure is simple, so there are few failures.
[0030]
The present invention is not limited to the embodiments described above, and various modifications can be made without departing from the scope of the invention. For example, in the present embodiment, the traveling wheels 5a are attached to the four corners of the pallet 5, but no wheels are attached to the pallet 5, and the support rollers for supporting the pallet 5 on the rails 3d, 4a, 9a, 13h, and 15h. It may be attached. Further, if the pallet lateral feed device 7 in the loading / unloading space 9 on the first floor of the B building is a turntable combined type (disclosed in Japanese Patent Application No. 8-72858 (unpublished) related to the applicant's application), it will move forward. Warehousing and advance warehouse are possible.
[0031]
【The invention's effect】
As described above, the three-column elevating parking apparatus of the present invention is provided with a main lift in each of A, B, and C buildings, an auxiliary lift in B building, A pallet vertical feed device is provided on the second floor portion, and the first floor portion of Building A is a front vacant space, so that the following excellent effects are obtained.
(1) It is excellent in the smoothness of loading / unloading and can shorten the loading / unloading time.
(2) Effective use of the space above the front open space can be achieved.
(3) The structure is simple, the number of drive motors is small, and there are few failures.
[Brief description of the drawings]
FIG. 1 is an overall side view of a three-column lift type parking apparatus according to the present invention.
FIG. 2 is a plan view of the first floor portion of FIG. 1;
FIG. 3 is a plan view of the second floor portion of FIG. 1;
4 is a plan view of three or more floors in FIG. 1. FIG.
FIG. 5 is a view taken in the direction of arrows AA in FIG. 1;
6 is an enlarged plan view of the second floor part of the A building and the B building in FIG. 1. FIG. Building C is the same as Building A.
FIG. 7 is an enlarged front view of the first and second floor portions of Building B in FIG.
FIG. 8 is a plan view of an elevating pallet lateral feed device provided in the second floor part of Building B.
FIG. 9 is a plan view of a conventional 3-column elevating parking apparatus.
[Explanation of symbols]
2 hoistway 3 main lift 4 parking shelf 5 pallet 6 car 7 pallet lateral feed device 9 loading / unloading space 10 front open space 13 auxiliary lift 16 pallet vertical feed device

Claims (2)

There is a main lift that moves up and down in the hoistway and has a pallet lateral feed device, and parking shelves provided in multiple stages across the hoistway, and the car placed on the pallet is placed between the main lift and the parking shelf. It is a three-column type elevating parking device in which the parking device to be delivered and delivered is arranged in three rows on the front side, the entrance side, and the back side in the vertical direction, below the hoistway of the entrance side parking device in the center in the horizontal direction . The first floor portion is provided with an entry / exit space for a car having a pallet lateral feed device, and the second floor portion below the hoistway of the entrance side parking device in the lateral center is provided with a pallet lateral feed device that can be raised and lowered, and Auxiliary lifts that move up and down between the first floor and the second floor are provided on both sides in the lateral direction of the storage space, and the first floor portion of the front side parking device is a front open space, and the hoistway of each parking device in three columns A vertical pallet feed device is installed on the second floor of
Further provided is a lifting frame on which the pallet lateral feeding device of the second floor part is installed, and the pallet lateral feeding device of the second floor part is lifted and lowered by raising and lowering the lifting frame,
The pallet vertical feeding device includes a plurality of rollers that are attached to both sides of the hoistway on the front side, the entrance side, and the back side at predetermined intervals in the vertical direction and are driven to move the pallet in the vertical direction. Have
The lateral width of the main lift on the front side, the entrance side, and the back side is smaller than the interval between the rollers in the lateral direction,
The main lift on the near side or the back side passes between the rollers in the lateral direction and descends below the floor surface of the second floor, so that the pallet on the main lift is transferred to the rollers and the floor on the second floor The pallet is received from the roller by rising from below the surface and passing between the rollers,
By raising the elevating frame, the pallet on the roller is taken up on the elevating frame, and this pallet is laterally fed by the pallet lateral feeding device of the rising second floor part,
3. A three-column elevating parking apparatus, wherein when the pallet is vertically fed by the roller and when the main lift on the entrance side is lowered to the second floor, the elevating frame is lowered. A plurality of ball nuts fixed to the elevating frame;
A plurality of rotatable ball screws respectively screwed with the plurality of ball nuts;
A plurality of chain sprockets respectively fixed to the plurality of ball screws;
2. The three-column elevating parking apparatus according to claim 1, further comprising a single elevating driving device that drives the plurality of chain sprockets with a chain to elevate the elevating frame .

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