JPH10139384A - Lifting device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To carry out construction easily and rapidly and thereby shorten construction term and reduce its cost. SOLUTION: A lifting device includes a base member 4 installed on ground and supporting frames 6, 8 disposed in the base member 4 so as to extend upward from the base member 4 and a pallet 14 supported for lifting by the supporting frames 6, 8 and an electric motor M for lifting the pallet 14. The lifting device includes a battery B for supplying power to the electric motor M and rotary driving the electric motor M and a solar cell for supplying power by solar light generation to the battery B.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a two-stage parking device, a two-stage storage device for small boats, a storage room,
The present invention relates to an elevating device suitably used for an apparatus.

[0002]

2. Description of the Related Art One typical example of a lifting device, for example, a two-stage parking device installed outdoors, is a base installed on the ground, a frame disposed on the base so as to extend vertically upward from the base, and a frame. A pallet supported so as to be able to move up and down, and an electric motor as a drive source for moving the pallet up and down. By rotating and driving the electric motor, the pallet can be moved up and down between a lowermost position placed on the ground and a highest position separated vertically upward from the ground. Cars can enter and leave the pallet positioned at the lowest position. When the pallet is raised to the highest position in a state where the pallet has a car stored therein, a predetermined space is formed between the pallet and the ground under the pallet, and another car can be stored on the ground. Become.

[0003]

(1) In the above-described conventional two-stage parking device, an electric motor is used as a drive source for raising and lowering the pallet. Therefore, the electric motor is connected to a predetermined power source. The power work must be done. As a result, construction becomes difficult, and thus the construction period is lengthened and the cost is increased as a whole. In addition, since the power is drawn from outside the two-stage parking device, maintenance management is not easy. (2) The frame must have sufficient strength to raise and lower the pallet with the car on it. For this reason, the base for disposing the frame is formed by excavating the ground, installing the formwork, and then pouring concrete into the formwork.
The frame is firmly fixed to the base by anchor bolts, nuts, and the like. Therefore, the foundation work for installing the two-stage parking device is considerably large. As a result, construction becomes difficult, and thus the construction period is lengthened and the cost is increased as a whole. The above problem is not limited to the two-stage parking device, but is common to other lifting devices having a similar configuration.

The present invention has been made on the basis of the above-mentioned facts, and the main object of the present invention is to provide a new lifting device capable of performing the construction easily and quickly, and therefore having a short construction period and a low cost as a whole. To provide.

[0005]

According to the present invention, there are provided base means installed on the ground, and frame means arranged on the base means to extend vertically upward from the base means.
An elevating member supported by the frame means so as to be able to move up and down; and a driving means for elevating the elevating member.The driving means supplies power to the electric motor in an elevating device including an electric motor. A battery for rotating and driving an electric motor, and a solar cell for supplying electric power generated by solar power to the battery,
Is provided.

[0006] The lifting device according to the present invention is configured to store the electric power generated by the solar power in the battery and to rotate the electric motor, so that power supply work as in the conventional device is not required. As a result, the construction can be performed easily and quickly, so that the construction period is shortened and the cost is reduced as a whole.

According to the present invention, in addition to the above configuration,
An elevation device is provided wherein the base means is substantially rectangular in plan view and comprises a base member integrally formed of concrete and mounted on the ground. The second
In the invention described in the second aspect, since the base means is constituted by a base member integrally formed from concrete and placed on the ground, the ground on which the device is installed is leveled, and the base member is transported. It only needs to be transported and placed on the leveled ground, and the foundation work as in the conventional apparatus is unnecessary. As a result, the construction is easily and quickly performed, so that the construction period is shortened and the cost is reduced as a whole. Since the base member is made of concrete, a desired weight can be easily obtained. In addition, since the base member is used by being placed on the ground, the device can be sufficiently stabilized and can cope with severe natural conditions such as an earthquake. Further, since the base member is made of concrete, the durability is sufficiently ensured. It is preferable to embed an appropriate reinforcing bar or reinforcing frame member in the base member.

According to the present invention, in addition to the above configuration,
The base member has at least one hole formed in a region surrounded by a peripheral portion of the base member, and is formed between the hole and the ground when the base member is placed on the ground. And a filling member that substantially fills the recess to be formed. In the third aspect of the invention, the weight of the base member before use can be reduced,
Transport and transportation become easier. Also, a desired weight when the base member is used can be easily obtained.

According to the present invention, in addition to the configuration described in the second aspect, the base member further includes one end region in the longitudinal direction, and a floor portion formed at least in a region excluding the one end region. Wherein each of the one end region and the floor portion has a substantially flat upper surface, the height of the upper surface of the floor portion is formed lower than the upper surface of the one end region, and the elevating member has a flat surface. Consists of a palette that is substantially rectangular when viewed from
The pallet includes a metal plate member having a substantially rectangular shape when viewed from a plane, and a frame means disposed on a rear surface of the metal plate member at least in an area excluding one end area in a longitudinal direction. A concave portion protruding downward is formed near the other end in the longitudinal direction of the member, and a cross section of the concave portion in the longitudinal direction of the metal plate member has an arc shape, and is formed in the longitudinal direction by the concave portion of the metal plate member. The area on one end side that is partitioned is formed flat, the height of the other end in the longitudinal direction of the concave portion of the metal plate member is formed higher than one end in the longitudinal direction, and the pallet is placed on the base member. The pallet is movable between a lowermost position to be superimposed and a uppermost position vertically separated from the base member, and the pallet is positioned at the lowermost position. One end region is the one end region of the base member. Said frame means together is placed in the upper surface is placed on at least the floor portion excluding the one end region of the base member, the lifting device is provided.

According to the fourth aspect of the invention,
In a state where the pallet is located at the lowest position, the one end region of the metal plate member is placed on the upper surface of the one end region portion of the base member, and the frame means is disposed on at least the floor portion excluding the one end region of the base member. It is constituted so that it may be mounted on. Since the floor portion is lower than the upper surface of the one end region of the base member, the metal plate member is positioned slightly higher than the upper surface of the one end region of the base member by the thickness of the metal plate member. Therefore, the height of the metal plate member of the pallet is positioned at the minimum height, and the entry and exit of the car are facilitated. Further, a recess protruding downward is formed in the vicinity of the other end in the longitudinal direction of the metal plate member. The area on one end side that is partitioned is formed flat, and the height of the other end in the longitudinal direction of the concave portion of the metal plate member is formed higher than one end in the longitudinal direction. The stop position can be easily confirmed, and it can also be easily confirmed that the wheel of the automobile (generally, the rear wheel) has entered the recess. Further, since the rear end of the recess is higher than the front end, it is reliably prevented from riding in the direction of the rear end, and the rear wheel is securely secured in the recess. Further, escape from the concave portion of the rear wheel at the time of unloading can be performed relatively smoothly.

According to the present invention, there is further provided base means installed on the ground, frame means provided on the base means extending vertically upward from the base means, and supported by the frame means so as to be able to move up and down. And a driving means for raising and lowering the lifting member, wherein the base means has a substantially rectangular shape in plan view, is integrally formed from concrete, and is mounted on the ground. A lifting / lowering device, comprising a base member to be provided.

According to the fifth aspect of the invention,
The same operation and effect as the second aspect of the invention are achieved. In the present invention, even when a solar cell and a battery are not used as a power source, at least foundation work is unnecessary, and the construction is performed easily and quickly as compared with the conventional apparatus, so that the construction period is shortened. It will be easily understood that the cost is reduced as a whole.

According to the present invention, in addition to the fifth aspect, the base member further includes at least one hole formed in a region surrounded by a peripheral portion of the base member. In a state where the base member is placed on the ground,
A lifting device is provided that includes a filling member that substantially fills a recess formed between the hole and the ground.

According to the sixth aspect of the invention,
Since the same operation and effect as the third aspect of the invention are achieved, refer to the above description.

According to the present invention, in addition to the configuration described in the fifth aspect, the base member is further formed in one end region in the longitudinal direction and at least a region excluding the one end region. A floor portion, wherein the one end region and each of the floor portions have a substantially flat upper surface, and the height of the upper surface of the floor portion is formed lower than the upper surface of the one end region; Consists of a pallet that is substantially rectangular when viewed from a plane, and the pallet excludes a metal plate member that is substantially rectangular when viewed from a plane, and at least one longitudinal end region on the back surface of the metal plate member. A frame means disposed in the region, and a recess protruding downward is formed near the other end in the longitudinal direction of the metal plate member, and a cross section of the recess in the longitudinal direction of the metal plate member is circular. Arc-shaped, by the concave portion of the metal plate member The area on one end side defined in the hand direction is formed flat, the height of the other end in the longitudinal direction of the concave portion of the metal plate member is formed higher than one end in the longitudinal direction, and the pallet is The lowest position to be superimposed on the member,
When the pallet is positioned at the lowest position, the one end region of the metal plate member is movable between the base member and the highest position vertically separated from the base member. An elevating device is provided, which is mounted on the upper surface of the one end region and the frame means is mounted on at least the floor portion of the base member excluding the one end region.

According to the seventh aspect of the invention,
Since the same function and effect as those of the fourth aspect of the invention are achieved, refer to the above description.

[0017]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing an embodiment of a lift device constructed in accordance with the present invention. First, referring to FIG. 1 to FIG. 6, a two-stage parking device generally denoted by reference numeral 2 has a base member 4 (constituting base means) placed on the ground and extends vertically upward from the base member 4. A pair of support frames 6 and 8 (constituting frame means) disposed on the base member 4, and chains 10 and 1 attached to the support frames 6 and 8;
A pallet 14 as a lifting member suspended vertically so that the pallet 14 can be raised and lowered, an electric motor M for moving the pallet 14 up and down, and supplying electric power to the electric motor M to rotate the electric motor M as a drive source. It includes two batteries B and two solar cells S for supplying electric power generated by solar power to each battery B.

The base member 4, which will be described in detail later, has a substantially rectangular shape in plan view and is integrally formed of concrete, and is placed on the ground when used. The channel-shaped support frames 6 and 8 are detachably connected to one longitudinal side of the base member 4 with a space therebetween, and are arranged such that the open sides of the channel shape face each other.
A guide 6a is provided on the support frame 6, and a support frame 8
Are provided with guides 8a, respectively, extending along them. The guides 6a and 8a are each formed of a hollow square member (square pipe) having an open upper end.

A beam 9 is provided between the tops of the support frames 6 and 8, and brackets 9a and 9b are attached to both ends of the beam 9. A bearing 9c is mounted on the bracket 9a, and a bearing 9c is mounted on the bracket 9b.
d is attached. A driven shaft 16 is rotatably supported between the bearings 9c and 9d. Driven shaft 16
Sprockets 18 (see FIG. 6) are attached to both ends of the. One sprocket 18 has a chain 10
The chain 12 is wound around the other sprocket 18, respectively.

The pallet 14, which will be described in detail later, is substantially rectangular when viewed from above, and has a pair of frames 2 on one side.
0 and 22 are provided. The frames 20 and 22 are connected to the pallet 14 so as to extend vertically upward at intervals in the longitudinal direction. The frames 20 and 22 are connected by a reinforcing frame 24. A pair of rollers 2 is provided on the opposite side of the frames 20 and 22 to each other.
0a and 20b, and a pair of rollers 22a and 22b are arranged at intervals in the vertical direction. A pair of rollers 20c and 20d is provided between the rollers 20a and 20b.
Are arranged at intervals in the vertical direction, and a pair of rollers 22c and 22d (not shown) are arranged at intervals in the vertical direction between the rollers 22a and 22b. The rollers 20a and 20b are rotatably disposed around a horizontal axis in the longitudinal direction of the pallet 14, and each horizontal axis is positioned at an interval in the lateral direction of the pallet 14 (see FIG. 3). Similarly, rollers 22a and 22b are mounted on pallet 1
4 are rotatably arranged about a horizontal axis in the longitudinal direction, and each horizontal axis is positioned at an interval in the lateral direction of the pallet 14. The rollers 22c and 22d and the rollers 22a and 22b are disposed rotatably around the horizontal axis of the pallet 14 in the horizontal direction.

The rollers 20a and 20b of the frame 20;
The rollers 20c and 20d are located in the channels of the support frame 6. The roller 20a is in contact with one facing side wall in the channel, the roller 20b is in contact with the other side wall, and the rollers 20c and 20d are in contact with the bottom wall in the channel. Similarly, the roller 2 of the frame 22
2a and 22b and rollers 22c and 22d are located in the channels of the support frame 8. And roller 2
2a is in contact with one facing side wall in the channel, roller 22b is in contact with the other side wall, and rollers 22c and 22c
d is in contact with the bottom wall in the channel. With the above configuration, the frame 20 is composed of the rollers 20a and 20b,
0c and 20d, it is possible to move up and down along the channel of the support frame 6, and the frame 22 is
And 22b, and rollers 22c and 22d, and can be moved up and down along the channel of the support frame 8.

One end of the chain 10 is connected to the upper end of the frame 20 of the pallet 14, and the other end is connected to the weight 26. The chain 10 is positioned to be able to move up and down along the channel of the support frame 6. The weight 26 is positioned in the guide 6a of the support frame 6 so as to be able to move up and down. Similarly, one end of the chain 12 is connected to the upper end of the frame 22 of the pallet 14, and the other end is connected to the weight 28. The chain 12 is positioned to be able to move up and down along the channel of the support frame 8. The weight 28 is positioned in the guide 8a of the support frame 8 so as to be able to move up and down.

As clearly shown in FIG. 6, the bracket 9b attached to one end of the beam 9 disposed between the tops of the support frames 6 and 8 has another bracket 9e and 9f interposed therebetween. Further, the electric motor M, a motor brake (not shown) and a gear reduction mechanism 29 are provided.
One end of the driven shaft 16 is connected to the electric motor M via a gear reduction mechanism 29. The motor brake, which may be in a known form per se, is constituted by an electromagnetic brake in which a disk provided on a drive shaft (not shown) of the electric motor M is fastened by a pad. The electromagnetic brake is configured such that the brake is actuated by a spring when the solenoid is not energized, and is released when the solenoid is energized. Note that the above-described electric motor M,
Gear reduction mechanism 29, driven shaft 16, each sprocket 1
8, chains 10 and 12 and the like constitute driving means for raising and lowering the pallet 14.

The numeral 9g in FIG. 6 is a bracket attached to the beam 9. The bracket 9g has a rising end limit switch 30 and an overrun limit switch 32.
Are arranged. At the upper end of the frame 22 of the pallet 14, an operation piece 34 which contacts the rising end limit switch 30 at the highest position of the pallet 14 to turn on the switch 30, and when the pallet 14 overruns above the highest position. An operation piece (not shown) for contacting the overrun limit switch 32 to turn on the switch 32 is provided. A lower end limit switch 36 is provided at the upper end of the guide 8a of the support frame 8. The descending end limit switch 36 is positioned so as to be turned on when the weight 28 of the chain 12 comes into contact when the pallet 14 descends to the lowest position. The weight 28 of the chain 12 (and the chain 1
The zero weight 26) is raised to the highest position when the pallet 14 is lowered to the lowest position. In FIG. 6, for convenience of explanation of each of the limit switches, the pallet 1
The weight 28 is shown at the highest position even though 4 is at the highest position.

The beam 3 is further above the driven shaft 16.
8 (see FIG. 2). The beam 38 is disposed between other brackets (not shown) extending upward from each of the brackets 9a and 9b attached to both ends of the beam 9. The beam 38 is provided with a box-shaped cover 39 whose lower part is open. The cover 39 is made of a synthetic resin and covers the entire upper part of the driving means. The beam 38 is also provided with two spaced apart solar cells S, which are known per se. Each solar cell S
Is positioned so as to protrude above the cover 39. A box 40 is provided on the support frame 8, and the two batteries B are stored in the box 40.

The pallets 14 are mounted on the support frames 6 and 8.
A safety device 50 for preventing an unexpected lowering of the vehicle is provided. Reference is made mainly to FIGS.
The operation box 52 attached to the support frame 6
It is. In the operation box 52, the pallet 14 is moved up and down,
An up button 53, a down button 54, and a stop button 55 for stopping, a voltage normal indication lamp 56 that lights up in green when the voltage of the battery B is normal, and a voltage drop that lights up in red when the voltage of the battery B becomes lower than a specified value. An indicator lamp 57 is provided.

A shaft 60 is rotatably supported in the operation box 52, and a power switch 62 and a hook open position detection switch 64 are further provided. One end of the shaft 60 is connected to an operation handle 66 located outside the operation box 52. Below the operation handle 66 of the operation box 52, a key body 68 is provided. Operation handle 66
Are connected to the shaft 60 so as to be movable in the axial direction and are integrally connected in the rotational direction. When the operating handle 66 is pushed rightward in FIG. 7 with respect to the shaft 60, the position is locked at the position indicated by the solid line, and the power switch 62 is turned off. 7, the operation handle 66 jumps out to the position indicated by the two-dot chain line on the left side of FIG. 7, and the power switch 62 is turned on. Only when the operation handle 66 is protruded to the position indicated by the two-dot chain line in FIG.
° Rotation becomes possible. As the operation handle 66, the key body 68, and the key, a product name “pop handle”, model A-425, manufactured and sold by Takigen Manufacturing Co., Ltd. as a unit is preferably used.

On the shaft 60, a first cam 70 positioned corresponding to the hook open position detection switch 64 and a second cam positioned corresponding to a fall prevention lever 80 described later.
Are provided. FIG. 7 of the operation box 52
A shaft 78 is rotatably supported between a support plate 74 provided at the right end of the support frame 76 and a support plate 76 attached to the support frame 8. At both ends of the shaft 78, a fall prevention lever 8 is provided.
0 and 82 are provided integrally. Fall prevention lever 8
0 and the operation box 52, a spring 84 is provided,
The fall prevention levers 80 and 82 are constantly biased to rotate counterclockwise in FIGS. 8 and 9 via the shaft 78.
The lower end of the fall prevention lever 80 is constantly pressed by the second cam 72 by the above-mentioned biasing force of the spring 84, and the rotation of the fall prevention levers 80 and 82 is prevented.

As shown in FIGS. 1 and 2, the frame 2 of the pallet 14 is
0 and 22 are provided with stoppers 83. When the operation handle 66 is in the position indicated by the solid line in FIG. 8, the second cam 72 is in the position indicated by the solid line in FIG.
And 82 are rotated counterclockwise as shown in FIGS.
Is positioned at the solid line position (operation position). When the fall prevention levers 80 and 82 are located at the operation positions, when the pallet 14 descends, it interferes with the stopper 83 and prevents the pallet 14 from descending. The first cam 70 is positioned at the solid line position in FIG.
It becomes F. On the other hand, when the operation handle 66 is rotated clockwise by 90 ° from the solid line position in FIG. 8 and positioned at the two-dot chain line position, the second cam 72 is rotated to the two-dot chain line position in FIG. The prevention lever 80 is rotated clockwise in FIGS. 8 and 9, and is positioned at the two-dot chain line position (non-operating position). When the fall prevention lever 80 is positioned at the non-operating position, when the pallet 14 descends, it does not interfere with the stopper 83 and allows the pallet 14 to descend. Also, the first cam 7
0 is located at the position indicated by the two-dot chain line in FIG. 9, and the hook open position detection switch 64 is turned ON.

Next, the base member 4 will be described mainly with reference to FIGS. The base member 4 is
As described above, it is substantially rectangular when viewed from a plane, and is integrally formed from concrete. The back surface of the base member 4 is formed substantially flat, and is placed on the ground when used. Of course, the back surface may have a configuration having an appropriate rib. The base member 4 has one end region 402 in the longitudinal direction (the left-right direction in FIG. 10) and the other end region 4 in the longitudinal direction.
04 and one side region 40 in the horizontal direction (vertical direction in FIG. 10)
6, the other side area 408 in the horizontal direction, and the respective areas 402
And a floor portion 410 formed in a region surrounded by 〜.

Each of the above areas 402 to 408 and floor section 4
Each of the 10 has a substantially flat, horizontal top surface. In this embodiment, one end region 402 and the other end region 4
The height (height from the bottom surface of the base member 4) of the first side region 4 and the other side region 408 is substantially the same.
06 is formed lower than those, and the floor portion 410 is formed lower than the one side region 406. A boundary portion between the one end region 402 and the floor portion 410 is formed in an arc shape in order to smoothly carry in and out of the vehicle. The boundary between the other end region 404 and the floor portion 410 is formed in an arc shape in order to smoothly prevent the movement of the wheels (generally, the rear wheels) when the vehicle is parked. Grooves 402a and 404a extending in the longitudinal direction are formed near the other side of the one end region 402 and the other end region 404. These grooves 402a and 404a are positioned so as to be linearly aligned in the longitudinal direction.

Two holes (through-holes) 410a and 410b are formed in the floor portion 410 in the region surrounded by the peripheral portion of the base member 4. When the base member 4 is placed on the ground, concave portions are formed between each of the holes 410a and 410b and the ground, and these concave portions are formed by a filling member 411 (see FIG. 1) such as concrete. Substantially filled. A concrete member capable of fitting into each of the holes 410a and 410b is formed in advance, and the base member 4 is fitted on the ground member 4 with the base member 4 placed on the ground. Alternatively, after the base member 4 is placed on the ground, concrete or another filling member may be cast into the recess. In any case, it is desirable to be connected integrally. It is also preferable to form a drainage gap in a part between the filling member and the holes 410a and 410b. In addition, floor section 410
A drain hole may be formed at an appropriate place.

The inside of one end region 402 and the other end region 404
Reinforced frames 412 and 414 made of channel steel extending from the other side toward the one side are embedded therein. In the other side area 408, the reinforcing frame 4 is provided.
12 and 414, a reinforcing frame 416 made of channel steel disposed between upper end portions thereof, and reinforcing frames 412 and 414.
And reinforcing frames 417 and 418 extending in the direction approaching each other from the upper end of each. The reinforcing frames 417 and 418 are also made of channel steel.
A plurality of female screw members are fixed near both ends of the reinforcing frames 417 and 418 and the reinforcing frame 416. The support frames 6 and 8 are detachably connected to the female screw member provided in the other side region 408 through appropriate bolts as described above (see FIGS. 1 and 4).

Next, the pallet 14 will be described mainly with reference to FIGS. The pallet 14 has a substantially rectangular shape when viewed from a plane, and a metal plate member 140 which is substantially rectangular when viewed from a plane, and at least one end of the back surface of the metal plate member 140 in at least the longitudinal direction (the left-right direction in FIG. 19). And frame means disposed in a region other than the partial region 142. The metal plate member 140 is made of a striped steel plate in this embodiment. One end (the left end in FIG. 19) of the metal plate member 140 is bent downward at a right angle, and a concave portion 144 protruding downward is formed near the other end in the longitudinal direction of the metal plate member 140. Recess 144
The longitudinal section of the metal plate member 140 has an arc shape, and the metal plate member 140 has a cross section in the lateral direction (the vertical direction in FIG. 19).
And extends from one side (upper part in FIG. 19) to the other side (lower part in FIG. 19). A region on one end side (region indicated by X in FIGS. 20 and 21) defined in the longitudinal direction by the concave portion 144 of the metal plate member 140 is formed in a flat horizontal plane, and is formed by the concave portion 144 of the metal plate member 140 in the longitudinal direction. The height of the divided area on the other end side (the area indicated by Y in FIGS. 20 and 24) is formed higher than the area on the one end side. In other words, the other end of the recess 144 is formed higher than one end.

On the back surface of the metal plate member 140, the main frame 1 extending at a distance in the longitudinal direction and extending in the lateral direction is provided.
46 and 148 are fixed. Main frame 14
6 and 148 are formed of channel steel, and one end (the lower end in FIG. 19) of each of them protrudes partially from the other lateral side of the metal plate member 140. Main frames 146 and 14
Near one end of each of the eight, three triangular reinforcing plates 147 and 149 are disposed so as to extend vertically upward. The frames 20 and 22 of the pallet 14 are fixed via one ends of the corresponding main frames 146 and 148 and reinforcing plates 147 and 149, respectively. On the other side of the metal plate member 140, two rectangular cutouts 140a are formed to avoid interference with the reinforcing plates 147 and 149. The other end (upper end in FIG. 19) of each of the main frames 146 and 148
46a and 148a are formed so that the depth of the groove becomes shallow.

One side frame, the other end, and the other side (excluding the portion where the main frames 146 and 148 extend) of the metal plate member 140 are respectively provided with one side frame 15.
0, the other end frame 152, and the other side frame 154 are integrally connected. The other side frame 154 includes other side frames 154a, 154b, and 154c. The one side frame 150, the other end frame 152, and the other side frame 154 are each formed of a hollow square member (square pipe) having substantially the same rectangular cross section. As can be easily understood from FIG. 23, the lower end face and the upper end face of each of the one side frame 150, the other end frame 152, and the other side frame 154 are respectively positioned on substantially the same horizontal plane, and the metal plate member 140 is provided. Are positioned within the level range between the lower end surface and the upper end surface.

The lowermost surfaces of each of the main frames 146 and 148 are respectively positioned on substantially the same horizontal plane,
These lowermost surfaces are positioned so as to protrude below the lower end surfaces of each of the one side frame 150, the other end frame 152, and the other side frame 154, and are positioned below the main frame 146.
The lowermost surfaces of the other end portions 146a and 148a of the first and second frames 148 and 148 are located on the same plane as the lower end surfaces of the one side frame 150, the other end frame 152, and the other side frame 154.

As described above, the frame means is provided on the rear surface of the metal plate member 140 at least in an area other than the one end area 142 in the longitudinal direction. In this embodiment, the frame means is the main frame 1
In addition to 46 and 148, as shown in FIG. 19, six vertical frames 160, seven horizontal frames 161 crossing them, six other vertical frames 162, and seven vertical frames crossing these. It includes another horizontal frame 163, seven other vertical frames 164 and six other vertical frames 165, and seven other horizontal frames 166 crossing these. Each of the frames 160 to 166 is formed from a steel plate. The lowermost surfaces of the frames 160 to 166 and the lowermost surfaces of the main frames 146 and 148 are positioned on substantially the same horizontal plane. Horizontal frame 16
1, 164 and 166, main frames 146 and 1
The lower end surfaces of the ends corresponding to the lowermost surfaces of the other end portions 146a and 148a of each of the 48 are formed so as to coincide with the lowermost surfaces. One end in the longitudinal direction of each of the vertical frames 160 is connected to one end region 14 on the back surface of the metal plate member 140.
2 is in the position. Each of the vertical frames 165 extends from the main frame 148 to the other end frame 152, and the position of the lower end surface is substantially the same as that of the metal plate member 14 from the lowermost surface of the concave portion 144 toward the other end frame 152.
It is formed to be higher along the shape of 0. The lower end face of each of the vertical frames 165 on the other end side (the other end frame 152 side) with respect to the recess 144 is formed to extend substantially horizontally.

Referring mainly to FIGS. 30 to 34, the pallet 14 is moved to the lowest position where the pallet 14 is superimposed on the base member 4 by the driving means (see FIGS. 30 and 32), and vertically above the base member 4. To the highest position (Figs. 1 to 3)
(See Reference). As shown in FIGS. 30 and 32, when the pallet 14 is positioned at the lowermost position, the one end area 142 of the metal plate member 140 is
Is mounted on the upper surface of the one end region 402 of the base member 4. Also, the lowermost surfaces of the frames 160 to 166 and the lowermost surfaces of the main frames 146 and 148 are connected to the floor unit 4.
10. The lower end face of each of the vertical frames 165 on the other end side from the recess 144 is placed on the other end area 404. One side frame 150 of the pallet 14
The other side frame 154 is positioned so as to protrude outside the one side region 406 of the base member 4, and the groove 402 a
And 404a to be releasably positioned to prevent interference. The lower surfaces of the other ends 146a and 148a of the main frames 146 and 148, and the corresponding lower ends of the ends of the horizontal frames 161, 164 and 166, respectively,
It is placed on one side area 406 of the base member 4. The one end frame 152 is positioned so as to protrude outward from the other end region 404.

As described above, the metal plate member 140 is
It is positioned substantially horizontally at a position slightly higher than the upper surface of the one end region 402 of the base member 4 by the thickness of the metal plate member 140, thereby facilitating entry and exit of the vehicle. In addition, as shown in FIG. 1 and FIG.
Is installed, one end region 402 of the base member 4
A slope 420 is placed adjacent to the side. The slope 420 makes it easier for the base member 4 to enter the floor portion 410 or the pallet 14 into the metal plate member 140 and to exit the base member 4 from the floor portion 410 or the pallet 14 from the metal plate member 140.

Next, an electrical configuration of the two-stage parking device 2 will be described with reference to FIG. Two solar cells S are connected in series, and the plus side is connected to the plus side of the battery B connected in series and the minus side is connected to the minus side. The positive circuit connecting the solar cell S and the battery B includes a backflow prevention diode 9.
0, an ammeter 92 for confirming power generation of the solar cell S, and a regulator 94 for preventing overcharge and voltage drop of the battery B are arranged in series. Reference numeral 96 denotes a voltmeter arranged in parallel on the battery B side of the regulator 94, and is provided for checking the state of the voltage of the battery B. The regulator 94 turns on and off the circuit in accordance with the state of the voltage of the battery B detected by the voltmeter 96.
F. Reference numeral 97 denotes a breaker, which is configured to turn off the circuit when an overcurrent continuously flows for a predetermined time.

Reference numeral 98 denotes a control unit for controlling the operation of the electric motor M. In this embodiment, the control unit is constituted by a well-known relay circuit. The control unit 98 includes
Ascending end limit switch 30, overrun limit switch 32, descending end limit switch 36, hook open position detecting switch 64, power switch 62, ascending button 5
3, a down button 54, a stop button 55, a normal voltage display lamp 56, a low voltage display lamp 57, an electric motor M, a motor brake, and the like. Up button 5
3. The down button 54 and the stop button 55 are each configured as a momentary switch.

Next, the operation of raising and lowering the pallet 14 will be described. First, the raising operation and the raising operation of the pallet 14 will be described. Referring mainly to FIGS. 1, 8 to 9, and 34, it is assumed that the pallet 14 is stopped at a predetermined lowermost position on the base member 4. In this state, the vehicle can enter the pallet 14 using the slope 420. Generally, the rear wheel of the vehicle is stopped on the pallet 14 in a state where the rear wheel falls into the concave portion 144 of the pallet 14. When a key (not shown) is inserted into the key body 68 of the operation box 52 and rotated to the right in FIG. 8, the operation handle 66 pops out and the power switch 62 is turned on. When the operation handle 66 is rotated 90 degrees to the right in FIG. 8, the fall prevention levers 80 and 82 are positioned from the operation position to the non-operation position, and the hook release position detection switch 64 is turned on. When the hook release position detection switch 64 is turned on, the control unit 98
The operation circuits of the electric motor M and the motor brake are set in a state where they can be energized.

When the up button 53 is pressed, the motor brake is released, and then the electric motor M is driven to rotate, and the pallet 14 is raised. When the rising end limit switch 30 is turned on by the rise of the pallet 14, the rotation drive of the electric motor M is stopped, and the motor brake operates. The pallet 14 is stopped at a predetermined highest position. If the rising end limit switch 30 is not turned on, the overrun limit switch 32 is turned on by further raising the pallet 14. When the overrun limit switch 32 is turned on, the rotation of the electric motor M is stopped, the motor brake is operated, and the pallet 14 is stopped at the overrun position.

When the operating handle 66 is rotated back to the original position (the position shown by the solid line in FIG. 8), the fall prevention lever 8
0 and 82 are moved from the non-operation position to the operation position, and the hook open position detection switch 64 is turned off. When the hook open position detection switch 64 is turned off, the control unit 98 sets the electric motor M and the operation circuit of the motor brake to a state in which electricity cannot be supplied. Operation handle 66
When the key is pressed, it is automatically locked at the original position, and the power switch 62 is turned off. When the power switch 62 is turned off, the motor brake cannot be released and the electric motor M cannot be operated unless the above-described key operation and handle operation are performed, so that the pallet 14 cannot be lowered. Due to the rise of the pallet 14, the base member 4
A space for storing one vehicle is secured above the vehicle, and it is possible to store the second vehicle in the base member 4. Since the pallet 14 includes the metal plate member 140, it also has a roof function when the pallet 14 is raised.

Next, the lowering operation and lowering operation of the pallet 14 will be described. By performing the key operation in the same manner as described above, the power switch 62 is turned on. When the operation handle 66 is rotated 90 degrees to the right in FIG. 8, the fall prevention levers 80 and 82 are positioned from the operation position to the non-operation position, and the hook release position detection switch 64 is turned on. When the hook release position detection switch 64 is turned on, the control section 98 sets the motor brake operating circuit to a state where it can be energized.

When the down button 54 is pressed, the motor brake is released, and the pallet 14 descends naturally. Pallet 14
When the lower limit switch 36 is turned on by the lowering of the motor, the motor brake is actuated and the drive shaft of the electric motor M is brought into a braking state. The pallet 14 is stopped at a predetermined lowermost position on the base member 4.

When the operation handle 66 is rotated back to the original position, the fall prevention levers 80 and 82 are moved from the non-operation position to the operation position, and the hook open position detection switch 64 is turned off. When the hook open position detection switch 64 is turned off, the control unit 98 sets the motor brake operating circuit in a state where it cannot be energized. When the operating handle 66 is pushed in, it is automatically locked in its original position,
The power switch 62 is turned off. When the power switch 62 is turned off, the motor brake cannot be released and the electric motor M cannot be operated unless the above-described key operation and handle operation are performed.
Cannot rise. If the stop button 55 is pressed while the pallet 14 is being lifted, the motor brake is activated and the operation circuit of the electric motor M is turned off.
Is emergency stopped. If the stop button 55 is pressed during the lowering of the pallet 14, the motor brake is activated and the pallet 14 is stopped immediately.

The preferred embodiment of the lifting device constructed according to the present invention has been described with reference to the accompanying drawings. However, the present invention is not limited to the above embodiment.
Various changes and modifications can be made without departing from the scope of the present invention. For example, in the above embodiment, the pallet 1
The pallet 4 is raised and lowered by the electric motor M, but the pallet 14 can be raised and lowered by using a well-known hydraulic cylinder mechanism. In that case, the electric motor M is used to drive the hydraulic pump.

The base member 4 has one end region 40.
2, the other end region 404, one side region 406, the other side region 408, and the floor portion 410, but at least includes the one end region 402 and the floor portion 410. If it is established.

The arc-shaped concave portion 14 of the pallet 14
4 is formed from one side to the other side of the metal plate member 140, but may be formed at least at two positions where the front wheel or the rear wheel is positioned at the stop position of the vehicle.

The elevating device according to the present invention is suitably used for a two-stage parking device installed outdoors, but may be used for other elevating devices such as small boats such as boats installed on the shore or lakeside. The present invention can also be suitably applied to a two-stage storage device for a step storage device, a bicycle, a motorcycle, and other objects, a storeroom, and the like.

[0053]

According to the lifting device according to the present invention, the construction can be performed easily and quickly, so that the construction period can be shortened and the cost can be reduced as a whole.

[Brief description of the drawings]

FIG. 1 is a perspective view showing one embodiment of a lifting device configured according to the present invention.

FIG. 2 is a view taken in the direction of arrow A in FIG. 1;

FIG. 3 is a view taken in the direction of arrow B in FIG. 1;

FIG. 4 is a perspective view showing a state in which a support frame is provided on a base member.

FIG. 5 is a perspective view showing a pallet, a supporting portion thereof, and a driving portion.

FIG. 6 is a cross-sectional view of the upper right part of FIG.

FIG. 7 is a schematic front view of the safety device.

FIG. 8 is a view of FIG. 7 as viewed from the left.

FIG. 9 is a schematic view of the display shown in FIG. 8 with a front cover removed.

FIG. 10 is a plan view of a base member.

FIG. 11 is a view of FIG. 10 viewed from the left.

FIG. 12 is a sectional view taken along the line AA of FIG. 10;

FIG. 13 is a sectional view taken along the line BB of FIG. 10;

FIG. 14 is a sectional view taken along the line CC of FIG. 10;

FIG. 15 is a view of FIG. 10 viewed from below.

FIG. 16 is a sectional view taken along the line DD in FIG. 10;

FIG. 17 is a sectional view taken along the line EE in FIG. 10;

FIG. 18 is a sectional view taken along the line FF in FIG. 10;

FIG. 19 is a plan view of a pallet.

FIG. 20 is a schematic plan view of a metal plate member of the pallet.

FIG. 21 is a sectional view taken along the line GG of FIG. 20;

FIG. 22 is a view of FIG. 19 as viewed from the left.

FIG. 23 is a view of FIG. 19 viewed from below.

FIG. 24 is a sectional view taken along the line HH of FIG. 19;

FIG. 25 is a sectional view taken along the line II of FIG. 19;

FIG. 26 is a view of FIG. 19 viewed from the right side.

FIG. 27 is a sectional view taken along the line JJ of FIG. 19;

FIG. 28 is a sectional view taken along the line KK of FIG. 19;

FIG. 29 is a sectional view taken along line LL of FIG. 19;

FIG. 30 is a diagram showing a state in which the pallet is superimposed on the base member, and is a diagram showing a longitudinally central portion of the base member cut in a lateral direction.

FIG. 31 is a diagram showing a state in which the pallet is separated above the base member in FIG. 30;

FIG. 32 is a diagram showing a state in which the pallet is superimposed on the base member, and is a diagram showing a transverse central portion of the base member cut in the longitudinal direction.

FIG. 33 is a view showing a state where the pallet is separated from above the base member in FIG. 32;

FIG. 34 is an electric block diagram of the lifting device shown in FIGS. 1 to 3;

[Explanation of symbols]

 2 Two-stage parking device 4 Base member 6, 8 Support frame 14 Pallet 140 Metal plate member 142 One end area 144 Depression 146, 148 Main frame 160, 162, 164, 165 Vertical frame 161 163, 166 Horizontal frame 402 One end area 410 Floor section B Battery M Electric motor S Solar cell

Claims (7)

[Claims] 1. A base means installed on the ground, a frame means arranged on the base means extending vertically upward from the base means, an elevating member supported on the frame means so as to be vertically movable, A driving unit for raising and lowering the elevating member, wherein the driving unit is an elevating device including an electric motor, and supplies a power to the electric motor to rotate and drive the electric motor; A solar cell for supplying the battery. 2. The lifting device according to claim 1, wherein said base means comprises a base member which is substantially rectangular when viewed from a plane and is integrally formed of concrete and placed on the ground. 3. The base member includes at least one hole formed in a region surrounded by a peripheral edge of the base member;
The lifting device according to claim 2, further comprising a filling member that substantially fills a recess formed between the hole and the ground when the base member is placed on the ground. 4. The base member includes one end region in a longitudinal direction and a floor portion formed at least in a region excluding the one end region, and each of the one end region and the floor portion is substantially flat. The height of the upper surface of the floor portion is formed lower than the upper surface of the one end region, and the elevating member comprises a pallet having a substantially rectangular shape when viewed from a plane, and the pallet has a flat surface. A metal plate member having a substantially rectangular shape as viewed from above, and a frame means provided on a rear surface of the metal plate member, at least in a region excluding at least one end region in the longitudinal direction. A concave portion protruding downward is formed near the other end portion, and the longitudinal section of the metal plate member has an arc-shaped cross section, and the one end defined in the longitudinal direction by the concave portion of the metal plate member. The area on the part side is formed flat and the metal plate The height of the other end in the longitudinal direction of the concave portion of the material is formed higher than one end in the longitudinal direction, and the pallet is located at the lowest position where the pallet is superimposed on the base member, and at the highest position vertically separated from the base member. The one end region of the metal plate member is mounted on the upper surface of the one end region of the base member when the pallet is movable to a raised position and the pallet is positioned at the lowermost position. 3. The lifting device according to claim 2, wherein said frame means is mounted on at least said floor portion excluding said one end region of said base member. 5. A base means installed on the ground, a frame means arranged on the base means extending vertically upward from the base means, an elevating member supported on the frame means to be able to move up and down, And a drive means for raising and lowering the lifting member. The base means comprises a base member which is substantially rectangular when viewed from a plane, is integrally formed of concrete, and is placed on the ground. A lifting device. 6. The base member has at least one hole formed in a region surrounded by a peripheral portion of the base member.
The lifting device according to claim 5, further comprising a filling member that substantially fills a concave portion formed between the hole and the ground when the base member is placed on the ground. 7. The base member includes one end region in a longitudinal direction and a floor portion formed at least in a region excluding the one end region, and each of the one end region and the floor portion is substantially flat. The height of the upper surface of the floor portion is formed lower than the upper surface of the one end region, and the elevating member comprises a pallet having a substantially rectangular shape when viewed from a plane, and the pallet has a flat surface. A metal plate member having a substantially rectangular shape as viewed from above, and a frame means provided on a rear surface of the metal plate member, at least in a region excluding at least one end region in the longitudinal direction. A concave portion protruding downward is formed near the other end portion, and the longitudinal section of the metal plate member has an arc-shaped cross section, and the one end defined in the longitudinal direction by the concave portion of the metal plate member. The area on the part side is formed flat and the metal plate The height of the other end in the longitudinal direction of the concave portion of the material is formed higher than one end in the longitudinal direction, and the pallet is located at the lowest position where the pallet is superimposed on the base member, and at the highest position vertically separated from the base member. The one end region of the metal plate member is mounted on the upper surface of the one end region of the base member when the pallet is movable to a raised position and the pallet is positioned at the lowermost position. 6. The lifting apparatus according to claim 5, wherein said frame means is mounted on at least said floor portion excluding said one end region of said base member.