CN103726698B - A kind of lifting gear - Google Patents

Abstract

The invention relates to a lifting device, which is installed in a mechanical three-dimensional garage. The lifting device includes: a lifting platform, which includes a lifting chassis and a turntable that is rotatably installed with the lifting chassis, wherein the turning platform is movably installed with The movable roller frame, the turntable is supported on the upper surface of the lifting chassis through the running device arranged at the bottom thereof, and the turntable can be moved relative to the moving device when the lifting platform is in the upper position. The elevating base frame rotates horizontally; the transmission mechanism is connected with the elevating base frame and drives the elevating base frame vertically.

Description

a lifting device

technical field

The invention relates to a lifting device, in particular to a lifting device for vertically moving vehicles in a mechanical three-dimensional garage.

Background technique

At present, the problem of difficult parking is common in large and medium-sized cities, and the construction of mechanical three-dimensional garages has become an effective way to solve this situation. When accessing cars in a stacking mechanical three-dimensional garage, it is necessary to use a lifting device to realize the function of transporting the vehicle from one height to another.

And in the mechanical three-dimensional garage, the vehicle is required to rotate 180 degrees in the horizontal direction when picking up the car, so that the front of the car can face the garage door and the vehicle can drive out of the garage. This requires the lifting device not only to perform vertical lifting, but also to use the lifting device Change the horizontal orientation of the vehicle. The existing lifting device mainly realizes the 180-degree rotation of the vehicle in the horizontal direction through the turntable. The process is to first partially lift the turntable and leave the ground, then rotate the turntable to change the horizontal direction of the vehicle, and finally lower the turntable to be level with the ground. After changing the direction The vehicle can walk, this method will take more time, and the time to access the vehicle is too long, resulting in inconvenient access to the vehicle; in addition, the lifting platform is equipped with a power micro-lifting mechanism, its structure is complex, and it is easy to appear Fault; there is often no vehicle alignment mechanism on the existing lifting device, and the correct angle of parking for the vehicle is required to be relatively high, causing parking troubles.

If a split vehicle carrier (such as a manipulator) is used in the three-dimensional garage, it needs to be equipped with a corresponding lifting device, and the lifting device must be able to meet the requirements of the carrier to carry the vehicle.

Therefore, a kind of lifting device is urgently needed, to overcome the defective of existing lifting device.

Contents of the invention

The technical problem to be solved by the present invention is to provide a lifting device, which is not only suitable for use in a mechanical three-dimensional garage and used in conjunction with a split carrier to complete the lifting and handover of vehicles between different equipment, but also when the vehicle is parked When the hall (i.e. the upper position) is stored in the parking space in the garage, the lifting platform can rotate the vehicle horizontally 180 degrees without leaving the ground, which can effectively save time. When the lifting device transports the vehicle to the parking floor (i.e. the lower position) , the vehicle can be directly transported to the parking space by the manipulator.

In order to achieve the above object, the present invention provides a lifting device, which is installed in a mechanical three-dimensional garage. , wherein a movable roller frame is movably installed on the turntable, and the turntable is supported on the upper surface of the lifting chassis through a running device arranged at the bottom of the turntable, and the turntable is in the upper position when the lifting platform is in the upper position The walking device can rotate horizontally relative to the lifting chassis; the transmission mechanism is connected with the lifting chassis and drives the lifting chassis to vertically lift;

In an embodiment of the present invention, the lifting device further includes a jacking mechanism, which is fixed on the lower part of the lifting platform and arranged corresponding to the movable roller frame, and the jacking mechanism is lowered on the lifting platform. When reaching the lower position, the movable roller frame is lifted to make its upper surface higher than the upper surface of the turntable.

In an embodiment of the present invention, the lifting device further includes a guide mechanism, which includes a tooth plate hole provided on the turntable and a guide tooth plate provided at the lower part of the lifting platform. When the lifting platform is lowered to the lower position, it passes through and protrudes from the tooth plate hole, and together with the movable roller frame forms a groove with the upper surface of the turntable.

In an embodiment of the present invention, the lifting device further includes a counterweight mechanism, which includes two counterweights, and the two counterweights are installed on both sides of the lifting platform and connected to the transmission mechanism. Drive connection.

In one embodiment of the present invention, the transmission mechanism includes: four sets of lifting mechanisms, which are arranged corresponding to the four corners of the lifting platform and are arranged on both sides of the lifting platform two by two. The upper and lower sprockets and lower sprockets of the lifting platform, and the lifting chain linked with the upper and lower sprockets; two sets of rotating shaft assemblies, each group of rotating shaft assemblies includes a rotating shaft and a shaft mounted on it The first synchronous sprocket, wherein, the two lower sprockets on one side or one end of the lifting platform are installed on both ends of one of the rotating shafts, and the other two lower sprockets on the other side or the other end of the lifting platform The two lower sprockets are installed at the two ends of the other rotating shaft; the gear synchronization mechanism includes two synchronous gears meshingly connected, and a second synchronous sprocket coaxially connected with each of the synchronous gears, one of which is connected synchronously. Between the first synchronous sprocket and one of the second synchronous sprockets and between the other first synchronous sprocket and the other second synchronous sprocket are respectively connected by a synchronous chain; a rotating shaft drives A motor is drivingly connected to one of the rotating shafts.

In an embodiment of the present invention, the lifting device further includes four columns fixedly arranged corresponding to the four corners of the lifting platform, and the four sets of lifting mechanisms are respectively arranged on the four corners correspondingly. On the column, the rotating shaft is installed on the column through a mounting bearing, and the jacking mechanism is fixed on the column.

In an embodiment of the present invention, the turntable is also provided with a vehicle straightening mechanism, which is composed of two oppositely arranged push rods, and the two push rods are driven to translate by two sets of rack and pinion mechanisms, and each set of gears The rack mechanism includes two racks respectively connected to the push rod and a push rod gear meshed with the two racks, the two sets of racks and pinions are coaxial with the push rod The connected push rod sprockets are driven by a push rod drive motor from the same push rod chain.

In one embodiment of the present invention, two induction plates are movably installed on the turntable, and the two induction plates are located on both sides of the central axis of the turntable and distributed diagonally; The lower part is provided with a ejector mechanism, the ejector mechanism is set corresponding to one of the induction plates, and the ejector mechanism is to jack up the one of the induction plates when the lifting platform is lowered to the lower position, After the turntable rotates 180 degrees, another induction plate is jacked up.

In an embodiment of the present invention, the ejector mechanism includes: a fixed sleeve, which has a vertical installation through hole; an ejector rod, vertically movably sleeved on the fixed sleeve through the installation through hole; a spring , sleeved on the push rod, and the two ends of the spring abut against the top end of the fixed sleeve and the top end of the push rod.

In one embodiment of the present invention, two parallel guide grooves are formed on the turntable to guide vehicles in and out, and there are four movable roller frames, and each guide groove is arranged front and back along the direction of vehicle in and out There are two of the movable roller frames and the movable roller frames are used to support the wheels of the vehicle.

In an embodiment of the present invention, the tooth plate hole is arranged close to the inner side of the guide groove, the two induction plates are arranged adjacent to the tooth plate hole, and the number of the guide mechanisms is four, corresponding to the The four movable roller frames are arranged, and the ejector mechanism is fixed on the guide tooth plate of one of the guide mechanisms.

In an embodiment of the present invention, a plurality of rollers are installed on the movable roller frame through roller shafts, and the plurality of rollers are parallel to the central axis of the turntable and can rotate freely.

In one embodiment of the present invention, each of the jacking mechanisms has two top seats and a limiting member located between the two top seats, and the bottom surface of the movable roller frame is correspondingly provided with a limiting channel. hole, and the limiting member passes through the limiting through hole when the jacking mechanism jacks up the movable roller frame.

In an embodiment of the present invention, the traveling device includes: two driving wheels, which are relatively arranged on the bottoms of both ends of the turntable along the central axis of the turntable; two traveling motors, respectively driving the two driving wheels Walking: four driven wheels are arranged at the bottom of both ends of the turntable in pairs, and the two driven wheels at the same end are respectively located on both sides of the driving wheel.

In one embodiment of the present invention, first circular arc tracks are provided on the upper surfaces of both ends of the lifting chassis, and the first circular arc tracks are connected to the second circular arc tracks that are arranged on the ground of the parking hall and located on both sides of the lifting platform. The two arc tracks form a circular track, and the driving wheel and the driven wheel rotate along the circular track.

Compared with the existing lifting device, the lifting device of the present invention has the following beneficial effects:

(1) The rotation of the turntable on the lifting platform of the lifting device of the present invention is completed on the ground, and the lower part does not need a turning space, which can reduce the occupied area of the lifting device, and the two sides of the lower part can be used as parking spaces.

(2) When the turntable stops, it is the plane on which the turntable can rotate, and it is also the position where the vehicle drives in. It can rotate without leaving the ground during operation, which can effectively save time.

(3) The lifting device provided by the present invention takes up less space, and is especially suitable for the vehicle lifting device of the mechanical three-dimensional garage using a split robot arm. ) between vehicle lift exchanges.

(4) The lifting device provided by the present invention has the functions of guiding, straightening and turning the storage vehicles, and the lifting platform has no change in horizontal plane translation during the lifting movement process, and the movement is stable.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing and embodiment, in the accompanying drawing:

Fig. 1 has shown the schematic front view of lifting device of the present invention, wherein lifting platform is on the top;

Fig. 2 has shown the left schematic diagram of the lifting device of the present invention seen from the direction of arrow S in Fig. 1, wherein it is shown that the lifting platform is in two positions, the upper position and the lower position;

Fig. 3 has shown the top view schematic diagram of lifting device of the present invention;

Fig. 4 has shown the front view of lifting platform in Fig. 1;

Fig. 5 has shown the left side view of lifting platform in Fig. 1;

Figure 6 shows a top view of the turntable in Figure 4;

Figure 7 shows a front view of the turntable in Figure 6;

Figure 8 shows a left side view of the turntable in Figure 7;

Fig. 9 shows a schematic structural view of the vehicle straightening mechanism in Fig. 6;

Fig. 10 shows the front view of the transmission mechanism of the lifting device of the present invention, wherein the working state of the gear synchronization mechanism is shown;

Fig. 11 shows the left view of the transmission mechanism of the lifting device of the present invention, wherein the working state of the rotating shaft assembly is shown;

Fig. 12 shows the state diagram of the movable roller frame when the turntable shown in Fig. 2 is in the upper position of the lifting device of the present invention;

Fig. 13 shows a schematic view of the lifting device of the present invention when the turntable shown in Fig. 2 is in the lower position and the movable roller frame is jacked up by the top seat of the jacking mechanism;

Fig. 14 shows an enlarged schematic view of the structure of part A in Fig. 2, which shows the state that the induction plate is pushed up by the ejector rod of the ejector rod mechanism when the turntable is in the lower position.

detailed description

In order to further illustrate the principle and structure of the present invention, preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

The lifting device of the present invention can be installed in a mechanical three-dimensional garage for the rotation and vertical lifting of the vehicle. When parking the car, the vehicle enters the garage and drives to the lifting device installed on the ground of the parking hall (that is, the upper position). The lifting device can be used to rotate the vehicle 180 degrees in the horizontal direction to change the direction of the vehicle, and then use the lifting device to perform vertical movement. Lift the vehicle to the parking floor below the level of the parking hall (that is, the lower position), and use the split vehicle carrier (for the convenience of description, hereinafter referred to as the manipulator) to move the vehicle to the lifting device and transport it to the stacker. The vehicle is moved in the garage, and then the robot transports the vehicle to the parking space. The process of picking up the car is opposite to the process of storing the car. After the car is transported to the parking hall, the front of the car faces the garage door, so there is no need to rotate 180 degrees in the horizontal direction, and you can drive out of the garage directly.

As shown in FIGS. 1 to 3 , the lifting device 100 of the present invention may include a lifting platform 10 and a transmission mechanism 20 . The lifting platform 10 includes a lifting chassis 11 and a turntable 12 rotatably installed with the lifting chassis 11 . Wherein, the lifting platform 10 is located above, and the transmission mechanism 20 is connected to the lifting platform 10 and drives the lifting platform 10 to vertically lift between the upper position P1 and the lower position P2. The lifting device 100 may further include a jacking mechanism 30 located at the lower part of the lifting platform 10 . In the present invention, as shown in FIG. 2, when the lifting platform 10 is in the upper position P1, the upper surface of the lifting chassis 11 is flush with the ground of the parking hall, so that the turntable 12 can When the lifting platform 10 is in the upper position P1, it directly rotates 180 degrees horizontally to change the direction of the vehicle 200; when the lifting platform 10 is lowered to the lower position P2 through the transmission mechanism 20, the The jacking mechanism 30 can jack up the movable roller frame 121, so that the vehicle 200' is lifted above the upper surface of the turntable 122, so that the vehicle 200' can be directly moved by the manipulator to the lifting device, and into the parking space. The process of picking up the car is opposite to the process of storing the car, and will not be repeated here.

In the present invention, as shown in Fig. 4 and Fig. 5 , the middle part of the lifting chassis 11 is a hollow shaft 110, which is connected with the central bearing 120 in the middle part of the turntable 12, and the hollow shaft 110 is opposite to the turntable 12. For centering, the turntable 12 is horizontally rotated with the center bearing 120 as the center. The cable 112 passes through the middle of the hollow shaft 110 and supplies power to the turntable 12 and transmits communication information. Preferably, the lifting chassis 11 can be a square welded steel structure.

In the present invention, as shown in Figures 6 to 8, and with reference to Figure 3, a movable roller frame 121 is movably installed on the turntable 12, and the turntable 12 is supported by a walking device 122 arranged at its bottom on the upper surface of the lift chassis 11. Wherein, a plurality of rollers 1211 are installed on the movable roller frame 121 through roller shafts, and the plurality of rollers 1211 are parallel to the central axis M of the turntable and can rotate freely. The central axis M is the central axis along the vehicle entry and exit direction.

Preferably, two parallel guide grooves 1210 are formed on the turntable 12 to guide the vehicle in and out, and the side walls 1212 on both sides of the guide groove 1210 can be used to guide the vehicle. In the embodiment shown in Fig. 3, there are four movable roller brackets 121, and two of the movable roller brackets 121 are arranged in each guide groove 1210 along the direction of vehicle entry and exit, respectively, to support Wheels 201 of a vehicle 200 . In an embodiment of the present invention, an opening (not shown in the figure) may be formed in the guide groove 1210 corresponding to the installation position of the movable roller frame 121, so that the movable roller can be moved by using the opening. The column frame 121 is movably overlapped on the turntable 121 . Moreover, a support frame 129 may be provided on the bottom of the turntable 121 , and the support frame 129 located below the movable roller frame 121 may further support the movable roller frame 121 . In other embodiments, the movable roller frame 121 can be installed in other ways, as long as it can be lifted up by the jacking mechanism 30 when the lifting platform is lowered to the lower position.

In FIG. 6 , the traveling device 122 may include two driving wheels 1221 , four driven wheels 1222 and two traveling motors 1223 . Wherein, the two driving wheels 1221 are relatively arranged on the bottom of both ends of the turntable 122 along the central axis M of the turntable 122; And the two driven wheels 1222 located at the same end are respectively located on both sides of the driving wheel 1221; the two traveling motors 1223 respectively drive the two driving wheels 1221 to travel.

In the present invention, the upper surfaces of the two ends of the lifting chassis 121 may be provided with partial tracks for the turntable 12 to rotate and walk, which are arranged on the ground of the parking hall and located on the two sides of the lifting platform 10. Partial track 81a , 81b form a complete circular track 81, as shown in Figure 3, the driving wheel 1221 and the driven wheel 1222 rotate along the circular track 81, and their rotation track is shown as a circle C1 in the figure. Wherein, the part of the track arranged on the lifting chassis 11 is set corresponding to the circular arc segment C11, that is, a circular arc track, and the ground tracks 81a, 81b are also circular arc tracks. When the lifting platform 10 is in the upper position P1, the turntable 12 can be driven by the travel motor 1223 to make the turntable 12 directly horizontal along the circular track 81 relative to the lifting chassis 11 Rotate 180 degrees, so that the vehicle 200 parked on the turntable 12 is reversed.

With reference to FIG. 9 , the turntable 12 may also be provided with a vehicle straightening mechanism 123 which may be arranged on the back of the upper surface of the turntable. The vehicle straightening mechanism 123 can be composed of two opposite push rods 1231, 1232, and the two push rods 1231, 1232 can be driven to translate by two sets of rack and pinion mechanisms. Each set of rack and pinion mechanism can include two racks 1233, 1234 respectively connected to the push rods 1231, 1232 and a push rod gear 1235 meshed with the two racks 1233, 1234. The rack and pinion are driven by a push rod driving motor 1230 by the same push rod chain 1239 through a push rod sprocket 1236 coaxially connected with the push rod gear 1235 . Specifically, the push rod chain 1239 is to link the push rod sprocket 1236 with the sprockets 1237, 1238, and the push rod drive motor 1230 drives the sprocket 1238 on it to rotate, and then passes the sprocket 1237. The push rod sprocket 1236 synchronously drives the push rod gear 1235 to rotate, and then the two push rods 1231, 1232 can be translated to the outside synchronously, and from the inner side wall 1213 of the guide groove 1210 (see FIG. 8 ) The notch stretches out to the outside to promote the vehicle parked on the turntable 12 and put it in the center.

Continuing to refer to FIGS. 1 to 3 , in the present invention, the lifting device 100 can also include a guide mechanism 40, which includes a guide tooth plate 41 fixedly arranged on the lower part of the lifting platform 10 and correspondingly arranged on the turntable 12. The upper tooth plate hole 42. Preferably, the tooth plate holes 42 are arranged near the inner side of the guide groove 1210 and are arranged in two intermittent rows, and the guide tooth plates 41 are correspondingly arranged in two intermittent rows. Moreover, the guide tooth plate 41 passes through and protrudes from the tooth plate hole 42 when the lifting platform 10 descends to the lower position P2, and together with the movable roller frame 121 and the upper part of the turntable 12 Surface 128 constitutes groove 1201 (shown in FIG. 14 ).

In the present invention, the lifting device 100 can also include a counterweight mechanism 50, which includes two counterweights 51, and the two counterweights 51 are installed on both sides of the lifting platform 10 opposite to the The transmission mechanism 20 is in transmission connection.

In the present invention, the lifting device 100 may also include four uprights 90 fixedly arranged corresponding to the four corners of the lifting platform, the transmission mechanism 20 may be installed through the uprights 90, and the jacking up The mechanism 30 can also be fixed on the column 90 .

As shown in Fig. 10 and Fig. 11, the transmission principle of the transmission mechanism 20 of the present invention is shown. In the present invention, the transmission mechanism 20 mainly includes a lifting mechanism 21 , a rotating shaft assembly 22 and a gear synchronization mechanism 23 .

Wherein, the lifting mechanisms 21 are in four groups, respectively corresponding to the four corners of the lifting platform 10 and arranged in pairs on both sides of the lifting platform 10, for example, two groups of lifting mechanisms 21a are located on the lifting chassis 11 The two groups of lifting mechanisms 21b are located on the left and right sides of the front end F of the lifting chassis 11. As shown in Figure 11, the lifting mechanism 21b1 is located on the left side L, and the lifting mechanism 21b2 is located on the right side. R. Every group of lifting mechanisms 21 comprises a lifting chain 211, an upper sprocket 212 and a lower sprocket 213, wherein the upper sprocket 212 and the lower sprocket 213 are respectively fixed on the column 90 and are respectively located on the top and the bottom of the lifting platform 10. At the bottom, the lifting chain 211 links the upper sprocket 212 and the lower sprocket 213 . Wherein, the four corners of the lifting chassis 11 are connected to the lifting chain 211 , and the counterweight mechanism 50 is also connected to the lifting chain 211 .

The rotating shaft assemblies 22 are divided into two groups, for example, the rotating shaft assemblies 22 a and 22 b are respectively arranged on the front end F and the rear end B of the lift chassis 11 . Each set of rotating shaft assemblies 22 includes a rotating shaft 221 and a first synchronous sprocket 223 installed thereon. The rotating shaft 221 is installed between two columns 90 through mounting bearings 222 at both ends. Wherein, the two lower sprockets 213 at one end of the lifting platform 10 are installed on both ends of one of the rotating shafts 221, and the other two lower sprockets 213 at the other end of the lifting platform are installed on the two ends of the other rotating shaft 221. . One of the rotating shafts 221 is drivingly connected with a rotating shaft driving motor 224 .

The gear synchronization mechanism 23 includes two meshingly connected synchronous gears 231 and 232, and a second synchronous sprocket 233 (234) connected coaxially with each of the synchronous gears 231 (232). The synchronous chain 235 is linked between the synchronous sprocket 223 and one of the second synchronous sprockets 233 and between the first synchronous sprocket 223 on the other rotating shaft and the other second synchronous sprocket 234 respectively.

In this way, the rotating shaft 221 connected thereto is driven by the rotating shaft driving motor 224 to rotate, and the first synchronous sprocket 223 on the rotating shaft 221 rotates synchronously and drives another rotating shaft 221 to rotate synchronously through the gear synchronizing mechanism 23 connected to it. Thus, the lower sprocket 213 connected to the rotating shaft 221 rotates. In this way, the lower sprocket 213 is used as a driving wheel, and the upper sprocket 212 is used as a driven wheel to drive the lifting chain 211, thereby driving the lifting chassis 11 and the counterweight mechanism connected to the lifting chain 211. 50 vertical lifts.

In the present invention, a tensioning wheel 238 may also be provided under the synchronous chain 235 to keep the synchronous chain 235 in tension. In addition, the two groups of rotating shaft assemblies 22 can also be arranged on both sides of the lifting platform, and the rotating shaft assemblies 22 are not limited to the above-mentioned structure, they can be other structures and compositions, as long as they are the four groups The lifting mechanism 21 can be lifted synchronously.

Referring back to FIG. 2 , there may be four jacking mechanisms 30 in the present invention, for example, which are respectively arranged at the lower part of the lifting platform 10 corresponding to the positions of the four movable roller stand columns 121 on the turntable 12 . As shown in FIG. 13 , each jacking mechanism 30 may have two top seats 31 and a stopper 32 located between the two top seats 31 , and the bottom surface of the movable roller frame 121 corresponds to A limiting through hole 1215 is provided. As shown in FIG. 12 , the limiting member 32 passes through the limiting through hole 1215 when the jacking mechanism 30 lifts up the movable roller frame 121 .

FIG. 12 also shows the state of the movable roller frame 121 when the turntable 12 is in the upper position P1. At this time, the movable roller frame 121 is overlapped on the turntable 12, and the upper surface of the movable roller frame 121 is substantially flush with the guide groove 1210, and the vehicle can be guided through the guide groove 1210 to Stop on the turntable 12.

FIG. 13 also shows the state of the movable roller frame 121 when the turntable is in the lower position P2. At this time, the movable roller frame 121 is lifted up by the top seat 31 on the jacking mechanism 30, and at this time, the stopper 32 on the jacking mechanism 30 passes through the movable roller frame 121. The limiting through hole 1215. Since the movable roller frame 121 is jacked up, the vehicle parked thereon is higher than the upper surface 128 of the turntable 12 , at this moment, the vehicle can be directly moved on the turntable 12 by a manipulator. The limiting member 32 can not only limit the left and right deviation of the movable roller frame 121 when it is jacked up, but also enable the movable roller frame 121 to be accurately installed back on the turntable when the lifting platform 10 rises. 12 on.

Referring back to FIGS. 1 to 3 and combined with reference to FIG. 6, in the present invention, two induction plates 126 and 127 are movably installed on the turntable 12, and the two induction plates 126 and 127 are located on the sides of the turntable 12. The two sides of the central axis M are distributed diagonally. And, correspondingly, a jacking mechanism 60 is further provided at the lower part of the lifting platform 10, and the jacking mechanism 60 is set corresponding to one of the induction plates, for example, corresponding to the induction plate 127 in FIG. 3 . Preferably, the induction plates 126 and 127 are disposed adjacent to the tooth plate holes 42, and the ejector mechanism 60 is fixed on the guide tooth plate 41 of one of the guide mechanisms 40a.

As shown in FIG. 14 , preferably, the push rod mechanism 60 includes a fixed sleeve 61 , a push rod 62 and a spring 63 . Wherein, the fixed sleeve 61 is fixed on the guide tooth plate 41a of the guide mechanism 40a, and has a vertical installation through hole 611; The sleeve 61 ; the spring 63 is sleeved on the push rod 62 and the two ends of the spring 63 abut against the top of the fixed sleeve 61 and the top of the push rod 62 . In this way, when the lifting platform 10 is lowered to the lower position P2 as shown in FIG. Lifting devices provide positioning information. And when the turntable 12 is rotated by 180 degrees, the ejector mechanism 60 lifts up another induction plate 126 . In other positions, the induction plates 126 , 127 are flush with the upper surface of the turntable 12 .

In the present invention, when the above-mentioned lifting device 100 is used for parking, the lifting platform 10 is at the upper position P1, and the upper surface of the lifting chassis 10 is basically flush with the ground of the parking hall. After the vehicle is guided and parked in place via the guide groove 1210 on the turntable 12 , it is adjusted by the vehicle straightening mechanism 123 on the turntable 12 . In addition, the running device 122 on the turntable 12 can make the turntable 12 rotate horizontally by 180 degrees, so that the vehicle can be reversed. Afterwards, the lifting platform 10 can be lowered to the lower position P2 through the transmission of the transmission mechanism 20. At this time, the movable roller frame 121 on the turntable 12 is jacked up so that the vehicle parked on the turntable 12 is higher than the upper surface 128 of the turntable 12. Simultaneously, a movable induction plate is also jacked up, which can provide positioning information for the carrier guide. At this time, the vehicle can be moved on the autorotation table 12 by the carrier, and transported to the parking space, thereby realizing the parking process. The process of picking up the car is opposite to the process of storing the car, and will not be repeated here.

Certainly, the present invention also can have other multiple embodiments, without departing from the spirit and essence of the present invention, those skilled in the art can make various corresponding changes and deformations according to the present invention, but these corresponding Changes and deformations should belong to the scope of protection of the appended claims of the present invention.

Claims (14)

1. A lifting device installed in a mechanical three-dimensional garage, characterized in that the lifting device comprises: An elevating platform, which includes an elevating base frame and a turntable that is rotatably installed with the elevating base frame, wherein an opening is formed on the turntable, and the movable roller frame is movably overlapped on the turntable by using the opening, and the The turntable is supported on the upper surface of the lifting chassis by a running device arranged at its bottom, and the turntable can rotate horizontally relative to the lifting chassis through the running device when the lifting platform is in an upper position; The transmission mechanism is connected with the lifting chassis and drives the lifting chassis vertically; Jack-up mechanism, which is fixed on the lower part of the lifting platform and is arranged corresponding to the movable roller frame, and when the lifting platform is lowered to the lower position, the jack-up mechanism lifts the movable roller frame and makes it The upper surface is higher than the upper surface of the turntable. 2. The lifting device according to claim 1, further comprising a guide mechanism, which includes a tooth plate hole arranged on the turntable and a guide tooth plate arranged at the lower part of the lifting platform, the guide tooth When the lifting platform is lowered to the lower position, the plate passes through and protrudes from the hole of the gear plate, and forms a groove together with the movable roller frame and the upper surface of the turntable. 3. The lifting device according to claim 2, further comprising a counterweight mechanism, which includes two counterweights, and the two counterweights are relatively installed on both sides of the lifting platform and are connected to the lifting platform. The transmission mechanism transmission connection. 4. The lifting device according to claim 3, wherein the transmission mechanism comprises: Four groups of lifting mechanisms are arranged corresponding to the four corners of the lifting platform and arranged two by two on both sides of the lifting platform. Each group of lifting mechanisms includes an upper chain wheel and a lower chain respectively fixed on the upper and lower parts of the lifting platform. wheel, and a hoisting chain linked to said upper and lower sprockets; Two sets of rotating shaft assemblies, each group of rotating shaft assemblies includes a rotating shaft and a first synchronous sprocket mounted on it, wherein the two lower sprockets located on one side or one end of the lifting platform are installed on one of the rotating shafts The other two lower sprockets located on the other side or the other end of the lifting platform are installed at the two ends of the other rotating shaft; The gear synchronization mechanism includes two synchronous gears meshingly connected, a second synchronous sprocket coaxially connected with each of the synchronous gears, one of the first synchronous sprockets and one of the second synchronous sprockets and the other first synchronous sprocket and the other second synchronous sprocket are respectively linked by a synchronous chain; A rotating shaft driving motor is drivingly connected with one of the rotating shafts. 5. The lifting device according to claim 4, further comprising four uprights fixedly arranged corresponding to the four corners of the lifting platform, and the four groups of lifting mechanisms are respectively arranged one by one on the four corners of the lifting platform. On the four uprights, the rotating shaft is installed on the uprights through installation bearings, and the jacking mechanism is fixed on the uprights. 6. The lifting device according to claim 4, characterized in that, the turntable is also provided with a vehicle straightening mechanism, which is composed of two oppositely arranged push rods, and the two push rods are formed by two sets of gear teeth The rack mechanism drives the translation. Each rack and pinion mechanism includes two racks respectively connected to the push rod and a push rod gear meshed with the two racks. The two sets of racks and pinions pass through The push rod sprocket coaxially connected with the push rod gear is driven by a push rod drive motor by the same push rod chain. 7. The lifting device according to claim 6, wherein two induction plates are movably installed on the turntable, and the two induction plates are located on both sides of the central axis of the turntable and form a diagonal line distribution; a ejector mechanism is provided at the lower part of the lifting platform, and the ejector mechanism is set corresponding to one of the induction plates, and the ejector mechanism is the ejector mechanism when the elevator platform is lowered to the lower position. One of the induction plates is lifted, and the other induction plate is lifted after the turntable rotates 180 degrees. 8. The lifting device according to claim 7, wherein the ejector mechanism comprises: The fixed sleeve has a vertical installation through hole; The ejector rod is set vertically movable on the fixed sleeve through the installation through hole; The spring is sleeved on the push rod, and the two ends of the spring abut against the top end of the fixed sleeve and the top end of the push rod. 9. The lifting device according to claim 8, wherein two parallel guide grooves are formed on the turntable to guide vehicles in and out, and there are four active roller frames, each guide groove There are two active roller frames arranged front and rear along the direction in which the vehicle enters and exits, and the active roller frames are used to support the wheels of the vehicle. 10. The lifting device according to claim 9, wherein the tooth plate hole is arranged close to the inner side of the guide groove, the two induction plates are arranged adjacent to the tooth plate hole, and the guide There are four mechanisms, which are set corresponding to the four movable roller frames, and the ejector rod mechanism is fixed on the guide tooth plate of one of the guide mechanisms. 11. The lifting device according to claim 9, wherein a plurality of rollers are installed on the movable roller frame through roller shafts, and the plurality of rollers are parallel to the central axis of the turntable and can be Free spins. 12. The lifting device according to claim 11, characterized in that, each of the jacking mechanisms has two top seats and a limiting member located between the two top seats, and the movable roller frame Limiting through holes are correspondingly provided on the bottom surface of the bottom surface, and the limiting member passes through the limiting through holes when the jacking mechanism lifts up the movable roller frame. 13. The lifting device according to claim 1, wherein the traveling device comprises: Two driving wheels are oppositely arranged on the bottoms of both ends of the turntable along the central axis of the turntable; Two traveling motors drive the two driving wheels to travel respectively; Four driven wheels are arranged on the bottom of both ends of the turntable in pairs, and the two driven wheels at the same end are respectively located on both sides of the driving wheel. 14. The lifting device according to claim 13, characterized in that first circular arc tracks are arranged on the upper surfaces of both ends of the lifting chassis, and the first circular arc tracks are arranged on the ground of the parking hall and located at The second arc tracks on both sides of the lifting platform form a circular track, and the driving wheel and the driven wheel rotate along the circular track.