CN204212473U - For the portable access device of multi-storied garage - Google Patents

Abstract

The utility model discloses a mobile car access device for a three-dimensional garage, which includes a trailer and a lifting and rotating mechanism. The lifting and rotating mechanism includes a base, a lifting frame, a supporting carrier, a rotating carrier and a telescopic bridging carrier. The trailer is fixedly connected to the base, universal wheels are fixedly arranged under the base, the lifting frame is fixed on the base, the support carrier is arranged above the base, and is fixedly connected to the lifting frame, the The rotating carrier board is arranged above the supporting carrier board, and the telescopic bridging carrier board is arranged between the supporting carrier board and the rotating carrier board. When accessing the car, the telescopic bridging carrier board stretches out and overlaps the parking platform of the three-dimensional garage. , the rotating carrier plate rotates to the telescopic bridging carrier plate and corresponds to the parking platform. The utility model can move flexibly and quickly, and can quickly access the car according to the actual location of the parking platform, which solves the problem that the car access system in the prior art cannot move and is only applicable to the ring-shaped multi-storey three-dimensional garage.

Description

Mobile access car device for three-dimensional garage

technical field

The utility model relates to a car access device, in particular to a mobile car access device for a three-dimensional garage.

Background technique

With the advancement of my country's urbanization process and the development of social economy, the number of cars has increased rapidly, and parking has become a major problem in today's society. At present, a flat parking lot is usually built to park cars, but the flat parking lot has the defect of occupying a large area, and the urban land is increasingly scarce, which is no longer suitable for urban planning and development.

In order to solve the above-mentioned technical problems, in the prior art, building a three-dimensional garage and providing a corresponding car access system for the three-dimensional garage is adopted to solve the problem of difficult parking, and the following technical solutions are proposed for this purpose:

For example, China Patent No. "201310532259.6" disclosed on March 12, 2014 the three-dimensional garage pick-up system. There is a vehicle receiving and positioning platform, and the rotating lifting platform is composed of a rotating support platform, a lifting mechanism and a lifting device, and the vehicle picking and sending positioning platform is composed of a platform trolley, a lifting adjustment frame and a positioning arm.

Another example is the ring-shaped three-dimensional parking garage disclosed on June 5, 2013 by Chinese Patent No. "201220732670.9". Multi-layer ring structure, each floor of the parking platform is provided with a plurality of parking spaces, the plurality of parking spaces are evenly distributed in a ring shape, the lifting space is arranged in the center of the parking platform, the rotating device and the lifting device Set in the lifting space, the rotating device is raised or lowered by the lifting device, the rotating device includes a rotating platform, and the rotating platform adjusts the position of the car body through rotation so that the car enters or leaves the parking platform.

However, the existing technology represented by the above-mentioned patent documents still has the following defects in the actual use process: one, because the access car system in the three-dimensional garage is fixed in a certain area, and cannot be moved at will, resulting in access The car system can only serve a ring-shaped multi-storey stereo garage, and the scope of application is relatively narrow; moreover, the stereo garage can only be built into a ring-shaped multi-storey stereo garage, which has higher requirements for the architectural style of the parking lot. 2. The car access system of the above-mentioned three-dimensional garage adopts an elevator structure. The car access system of this structure needs to be equipped with a large amount of transmission power and equipment, which not only consumes a lot of energy, but also causes the operation of the car access system to be cumbersome and slow. Meet the requirements of efficient parking. Three, the car access system in the above-mentioned three-dimensional garage has a large rotation angle when accessing the car, which not only wastes energy, but also affects the comfort of the driver in the process of accessing the car.

Utility model content

The purpose of this utility model is to overcome the above-mentioned problems existing in the prior art, and to provide a mobile access car device for a three-dimensional garage. Taking cars can also serve multiple stereo garages, that is, multiple stereo garages can share a set of mobile access car devices, which solves the problem that the access car system in the prior art cannot be moved and is only applicable to ring-shaped multi-storey stereo garages. question.

In order to achieve the above object, the technical scheme adopted by the utility model is as follows:

A mobile access car device for a three-dimensional garage, characterized in that it includes a trailer and a lifting and rotating mechanism, and the lifting and rotating mechanism includes a base, a lifting frame, a supporting carrier, a rotating carrier and a telescopic bridging carrier , the trailer is fixedly connected to the base, universal wheels are fixedly arranged under the base, the lifting frame is fixed on the base, the support carrier is arranged above the base, and is fixedly connected to the lifting frame, The rotating carrier board is arranged above the supporting carrier board, and the telescopic bridging carrier board is arranged between the supporting carrier board and the rotating carrier board. On the platform, the rotating carrier plate rotates to the telescopic bridging carrier plate and corresponds to the parking platform.

The upper surface of the support carrier is provided with a plurality of bull's-eye universal wheels for supporting the rotating carrier, the lower surface of the telescopic bridging carrier is set on the support carrier through sliding wheels, and the telescopic A plurality of bull's-eye universal wheels are arranged on the upper surface of the bridging carrier board, and the upper surface of the telescopic bridging carrier board and the upper surface of the supporting carrier board are located on the same plane.

An installation groove is arranged on the support carrier, and the sliding wheels and the telescopic bridging carrier are both arranged in the installation groove.

The number of the telescopic bridging carrier boards is two.

The rotation angle of the rotating carrier is 40-60 degrees.

The lifting frame includes a fixed door frame, a lifting door frame, a movable door frame, a chain and a sprocket, the fixed door frame is fixed on one side of the base, and the lifting door frame is movably connected with the fixed door frame through guide rails. The movable mast is movably connected with the lifting mast through guide rails, the sprocket is fixed on the lifting mast, one end of the chain is fixed on the movable mast, and the other end is fixed on the fixed mast after bypassing the sprocket. The support carrier is fixedly connected with the movable door frame.

The movable gantry is provided with a rotary oil cylinder 1 for driving the rotating carrier plate, and the oil cylinder 2 for driving the retractable bridging carrier plate is fixedly arranged on the support carrier plate, and the base is provided with a cylinder 2 for driving the lifting gantry. cylinder three.

The base is a rectangular structure, one end of which is connected to the trailer through a connecting rod, the other end is provided with a lifting ramp plate, and both sides of the upper surface of the base are provided with guide columns.

Described base is provided with the oil cylinder four that is used for landing ramp plate.

The trailer is provided with a control switch for controlling the oil cylinder, and the control switch is connected with the oil cylinder through an oil circuit.

The working principle of the utility model is as follows: first, the trailer drives the lifting and rotating mechanism to the parking platform of the three-dimensional garage, controls the vertical distance between the lifting and rotating mechanism and the three-dimensional garage at about 200-1500mm, pulls the trailer and brakes, and then passes the The control switch controls the oil cylinder three, so that the supporting carrier plate, the telescopic bridging carrier plate and the rotating carrier plate on the movable gantry are lowered to the lowest position, and then the oil cylinder four is controlled by the control switch to drop the ramp plate, so that the ramp plate is lowered to the ground. At this time, the car that is about to park in the same direction drives to the front of the lifting and rotating mechanism, then reverses in a straight line, and enters the rotating carrier of the lifting and rotating mechanism through the ramp plate. The switch controls the oil cylinder three to make the lifting mast rise, and the lifting mast drives the movable mast to rise through the chain and sprocket, thereby indirectly driving the supporting carrier fixedly connected with the movable mast and the telescopic bridging carrier arranged on the supporting carrier When the supporting carrier rises to the same height as the parking platform on the second or third floor of the three-dimensional garage, stop rising, and then control the oil cylinder 2 through the control switch on the trailer to make the telescopic The bridging carrier board is extended and overlapped on the parking platform, and then the rotating cylinder is controlled by the control switch to rotate the rotating carrier board at a rotation angle of 40-60 degrees, and the rotating carrier board rotates smoothly to The retractable bridge carrier board corresponds to the parking platform. At this time, the rotating carrier board is placed flat on the parking platform of this floor, and the car can be driven into the parking platform to park. After the driver leaves the rotating carrier, he controls the oil cylinder 4 to retract the ramp plate to complete the car storage process, otherwise, it is the car pick-up process. When the utility model is not in use, in order to avoid occupying the bottom garage, it can also be parked in the bottom parking passage.

The advantage of adopting the utility model is:

1. In the utility model, through the cooperation of the lifting frame, the supporting carrier and the rotating carrier, the lifting and rotating of the car in the process of accessing the car can be quickly completed, and the rotating carrier is supported by the telescopic bridging carrier, which can ensure storage. The balance of the center of gravity when picking up the car prevents the center of gravity of the utility model from being unstable when the car enters and exits the parking platform, and is conducive to improving the safety of accessing the car. Through the trailer and the base with universal wheels, the utility model can flexibly and quickly move to the parking platform of the three-dimensional garage, which solves the problem that the car access system in the prior art cannot be moved and is only applicable to the ring-shaped multi-storey three-dimensional garage . The utility model can move at will, not only can serve multiple stereo garages (that is, multiple stereo garages can share a set of mobile access car device), but also reduces the design requirements of the stereo garage, whether it is an annular multi-layer stereo garage, Or the square multi-storey stereo garage, all can use the utility model to deposit and withdraw the automobile, and the scope of application is wider. And, because there is a certain distance between the lifting and rotating mechanism and the three-dimensional garage, even if there are obstacles or other obstacles between the three-dimensional garage and the lifting and rotating mechanism, the utility model can also access the car smoothly across the obstacles or obstacles. In addition, the volume of the utility model is small, only slightly larger than the volume of the vehicle. In actual use, the ground passage of the three-dimensional garage only needs 4.5 meters, which is much smaller than the ground passage of the general garage, which can save the occupied area.

2. In the utility model, the rotating carrier is supported by the cooperation of the bull's-eye universal wheel on the supporting carrier and the bull's-eye universal wheel on the telescopic bridging carrier, which not only makes the driving of the rotating carrier easier, but also makes the rotating carrier The plate rotation process is more stable, which not only reduces energy consumption, but also improves the stability of the car access process. Through the bull's-eye universal wheels and sliding wheels arranged on the upper and lower surfaces of the telescopic bridging carrier, the telescopic bridging carrier can easily expand and contract smoothly between the supporting carrier and the rotating carrier, which is conducive to quickly completing the bridging work. The structure that the upper surface of the telescopic bridging carrier plate and the upper surface of the supporting carrier plate are on the same plane makes the balance and stability of the rotating carrier plate better, which in turn makes the stability of the car on the rotating carrier plate better, which is conducive to improving Access to car security.

3. In the utility model, the sliding wheels and the telescopic bridging carrier are arranged in the installation groove of the supporting carrier. The advantage of convenience also improves the load-bearing performance of the supporting carrier, so that the utility model can access automobiles of different weights.

4. In the utility model, the number of the telescopic bridging carrier plates is two, and this structure ensures better support stability of the telescopic bridging carrier plates to the rotating carrier plates.

5. In the utility model, the rotation angle of the rotating carrier plate is 40-60 degrees, and the access to the car can be realized without rotating 90 degrees, so that the driver can have better comfort during the process of accessing the car, which is conducive to saving energy consume. In addition, because the rotation angle of the rotating carrier plate is small, the vehicle can be parked on the parking platform at an incline, so the length requirement of the utility model for the parking space is smaller than that of the direct parking mode for the parking space.

6. In the utility model, since the two ends of the chain are respectively fixed on the movable gantry and the fixed gantry, when the lifting gantry rises or falls, the lifting gantry drives the sprocket to rise or fall synchronously, and the sprocket passes through The chain drives the movable gantry, the support carrier plate fixedly connected with the movable gantry frame, the telescopic bridging carrier plate and the rotating carrier plate set on the support carrier plate to rise or fall; and since the fixed gantry frame is fixed, the movable The rising or falling speed of the mast is about twice that of the lifting mast, which greatly reduces the time for accessing the car. In addition, the structure of lifting and lowering the lifting frame is completed by using the chain and the sprocket, so that the chain and the sprocket There is a large friction force between them, which can prevent the chain and the sprocket from slipping, and is conducive to maintaining the stability when accessing the car.

7. In the utility model, three groups of oil cylinders are used to respectively drive the rotating carrier plate, the telescopic bridging carrier plate and the lifting mast, that is, the full hydraulic system is used to complete the process of car storage and retrieval, which has the advantages of convenient operation, stable operation, and easy access to the car. The advantages of fast speed and low energy consumption.

8. In the utility model, the base is a rectangular structure, and one end of the base is connected to the trailer through a connecting rod. This structure enables the trailer to move the lifting mechanism flexibly and quickly, so that the car can be quickly completed according to the actual location of the parking platform. access; the other end of the base is provided with a lift-type ramp plate, and both sides of the upper surface of the base are provided with guide columns, which is conducive to the safe driving of the car into the rotating carrier.

9. In the utility model, the base is provided with an oil cylinder 4 for lifting and lowering the ramp plate, and the lifting and lowering of the ramp plate is controlled by the oil cylinder, which has the advantages of convenient operation and high degree of automation.

10. In the utility model, the trailer is provided with a control switch for controlling the oil cylinder, and the lift and rotation of the car can be controlled through the control switch on the trailer, which has the advantages of convenient operation and fast access to the car.

Description of drawings

Fig. 1 is the main view structure schematic diagram of the utility model;

Fig. 2 is the top view structural representation of the utility model;

Fig. 3 is the right view structural representation of the utility model;

Fig. 4 is a schematic structural view of the rotating carrier plate in Fig. 2 when it is working;

Fig. 5 is the schematic diagram of the planar structure of the storage car of the utility model;

Fig. 6 is the three-dimensional structure schematic diagram of storing the automobile of the utility model;

Fig. 7 is an enlarged view at I place among Fig. 6;

Fig. 8 is a schematic structural view of a three-dimensional garage in Embodiment 3 of the present invention;

Marked in the figure: 1. Trailer, 2. Base, 3. Supporting carrier, 4. Rotating carrier, 5. Telescopic bridging carrier, 6. Universal wheels, 7. Fixed mast, 8. Lifting door Frame, 9, movable mast, 10, chain, 11, sprocket wheel, 12, rotary oil cylinder one, 13, oil cylinder two, 14, oil cylinder three, 15, oil cylinder four, 16, bull's-eye universal wheel, 17, sliding wheel , 18, connecting rod, 19, ramp plate, 20, guide column, 21, hard oil pipe, 22, soft oil pipe, 23, control switch, 24, rotary joint, 25, support frame, 26, three-dimensional garage, 27 , Waterproof charging box.

Detailed ways

Example 1

A mobile access car device for a three-dimensional garage, including a trailer 1 and a lifting and rotating mechanism, the lifting and rotating mechanism includes a base 2, a lifting frame, a supporting carrier 3, a rotating carrier 4 and a telescopic bridging carrier 5. The trailer 1 is fixedly connected to the base 2, the universal wheel 6 is fixedly arranged under the base 2, the lifting frame is fixed on the base 2, and the support carrier 3 is arranged above the base 2 , and is fixedly connected with the lifting frame, the rotating carrier 4 is arranged above the supporting carrier 3, and the telescopic bridging carrier 5 is arranged between the supporting carrier 3 and the rotating carrier 4, when accessing the car, stretching Type bridging carrier plate 5 stretches out and overlaps on the parking platform of three-dimensional garage 26, and rotating carrier plate 4 rotates on telescopic bridge carrier plate 5, and corresponds to parking platform.

In this embodiment, the lifting frame is used to control the telescopic bridging carrier plate 5, the rotating carrier plate 4 and the lifting of the car on the rotating carrier plate, and its structure includes a fixed door frame 7, a lifting door frame 8, and a movable door frame 9. , a chain 10 and a sprocket 11, the lifting mast 8 is movably connected with the fixed mast 7 through guide rails, the movable mast 9 is movably connected with the lifting mast 8 through guide rails, and the supporting carrier plate 3 is fixedly arranged on the movable Below the door frame 9; the sprocket wheel 11 is fixedly arranged on the lifting door frame 8 top, one end of the chain 10 is fixed on the movable door frame 9 top, and the other end is fixed on the fixed door frame 7 top after going around the sprocket wheel 11.

Further, the movable gantry 9 is provided with a rotary cylinder 12 for driving the rotary carrier 4, and the rotary cylinder 12 is connected to one corner of the rotary carrier 4 through a rotating shaft, and the support carrier 3 An oil cylinder 2 13 for driving the telescopic bridging carrier plate 5 is fixedly arranged, and the fixed door frame 7 is fixed on one side of the base 2, and the base 2 next to the fixed door frame 7 is provided with a cylinder for driving the lifting door frame. 8 oil cylinders three 14 . During work, the oil cylinder 3 13 drives the elevating mast 8, and the elevating mast 8 drives the sprocket 11 to rise or fall synchronously. 1. The telescopic bridging carrier plate 5 and the rotating carrier plate 4 that are arranged on the supporting carrier plate 3 rise or fall; because the fixed portal frame 7 is fixed on the base 2, therefore, the movable portal frame 9, the supporting carrier plate 3, the telescopic The rising or falling speed of the bridging carrier plate 5 and the rotating carrier plate 4 is about twice that of the lifting mast 8 rising or falling speed.

Furthermore, the trailer 1 is respectively provided with control switches 23 for controlling the first rotary cylinder 12, the second cylinder 13 and the third cylinder 14, and the third cylinder 14 cooperates with one of the control switches 23 to lift the movable mast 9, and The movable portal frame 9 is fixedly connected to the support carrier 3, the telescopic bridging carrier 5 and the rotating carrier 4 arranged on the support carrier 3, and the oil cylinder two 13 cooperates with one of the control switches 23 to control the movement of the telescopic bridging carrier 5. Telescopic, used to form support for the rotating carrier 4 after being overlapped with the parking platform, the rotating oil cylinder 12 cooperates with one of the control switches 23 to drive the rotating carrier 4 to rotate so that it corresponds to the parking platform, and is convenient for car storage . Wherein, the control switch 23 is connected to the oil cylinder through an oil circuit. Since it involves the lifting and rotation of the automobile, in order to ensure the accuracy of the control, the simplicity of the wiring and reduce the manufacturing cost, the oil circuit is preferably formed by a rotary joint 24. , hard oil pipe 21, soft oil pipe 22 and corresponding support frame 25 are combined to form, and the specific connection structure of control switch 23 and oil cylinder is as follows: first, support frame 25 is set on base 2 and movable door frame 9, and supports Rotary joint 24 is installed on the frame 25, then hard oil pipe 21 is set between the control switch 23 and the support frame 25 on the base 2, between the support frame 25 on the base 2 and the support frame 25 on the movable door frame 9 Soft oil pipe 22 is set between, and hard oil pipe 21 is set between the support frame 25 on the movable door frame 9 and the oil cylinder, and hard oil pipe 21 is communicated with soft oil pipe 22 by the swivel joint 24 on the support frame 25 again.

In this embodiment, the upper surface of the support carrier 3 is evenly provided with a plurality of installation grooves, and the bull's-eye universal wheels 16 for supporting the rotating carrier 4 are installed in the installation grooves, and the support carrier 3 Sliding wheels 17 are arranged on the upper surface, and the lower surface of the telescopic bridging carrier plate 5 is movably arranged on the supporting carrier plate 3 through the sliding wheels 17, and the upper surface of the telescopic bridging carrier plate 5 is also evenly provided with There are a plurality of installation grooves, and the bull's-eye universal wheels 16 for supporting the rotating carrier plate 4 are also installed in the installation grooves. Such an arrangement not only enables the bridging carrier to smoothly expand and contract between the supporting carrier 3 and the rotating carrier 4 , but also makes the rotating process of the rotating carrier 4 more stable.

Further, the support carrier 3 is provided with an installation groove, the sliding wheels 17 and the telescopic bridging carrier 5 are all arranged in the installation groove, and the upper surface of the telescopic bridging carrier 5 is in contact with the support carrier 3 The upper surfaces are on the same plane.

In this embodiment, the number of the telescopic bridging carrier plates 5 is two, so that the two telescopic bridging carrier plates 5 are evenly stressed to ensure better balance when accessing the car. Further, a connecting piece is arranged between the two telescopic bridging carrier plates 5 , so that the two telescopic bridging carrier plates 5 can perform telescopic movement synchronously.

In this embodiment, the base 2 is a rectangular structure whose length is greater than the length of the car. One end of the base 2 is connected to the trailer 1 through a connecting rod 18, and the other end is provided with a lifting ramp plate 19, and the base 2 Guide pillars 20 are arranged on both sides of the upper surface of the upper surface. Wherein, the end of base 2 is provided with guide hole, and then is provided with guide post on the corresponding ramp plate 19, thereby makes oil cylinder 4 15 can guide on the guide post of ramp plate 19 and base 2. With the cooperation of the hole, it can be lifted and lowered smoothly. Of course, it can also be arranged in reverse, such as setting a guide post on the base 2 and setting a guide hole on the ramp plate 19 .

Further, the base 2 is provided with an oil cylinder 15 for the landing ramp plate 19, and the trailer 1 is provided with a control switch 23 for controlling the oil cylinder, and the control switch 23 is connected with the oil cylinder 15 through an oil circuit , be used to control the packing up and down of ramp plate 19, because ramp plate 19 does not involve rotation, so all adopt hard oil pipe 21 to be connected between this control switch 23 and oil cylinder four 15.

Example 2

A mobile access car device for a three-dimensional garage, including a trailer 1 and a lifting and rotating mechanism, the lifting and rotating mechanism includes a base 2, a lifting frame, a supporting carrier 3, a rotating carrier 4 and a telescopic bridging carrier 5. The trailer 1 is fixedly connected to the base 2, the universal wheel 6 is fixedly arranged under the base 2, the lifting frame is fixed on the base 2, and the support carrier 3 is arranged above the base 2 , and fixedly connected with the lifting frame, the rotating carrier 4 is arranged above the supporting carrier 3, and the rotation angle of the rotating carrier 4 is 40 degrees (the vertical distance between the lifting and rotating mechanism and the three-dimensional garage 26 is 200 mm), 45 degrees (corresponding to the vertical distance between the lifting and rotating mechanism and the three-dimensional garage 26 is 600mm) or 60 degrees (corresponding to the vertical distance between the lifting and rotating mechanism and the three-dimensional garage 26 is 1500mm), the telescopic bridging carrier plate 5 is arranged on the supporting carrier plate 3 and Between the rotating carrier plates 4, when accessing the car, the telescopic bridging carrier plate 5 stretches out and overlaps on the parking platform of the three-dimensional garage 26, and the rotating carrier plate 4 rotates to the telescopic bridging carrier plate 5, and corresponds to the parking platform .

Example 3

A kind of three-dimensional garage 26 suitable for mobile access car devices, made of a plurality of columns and support platforms, the three-dimensional garage 26 is at least two floors, preferably a rhombus structure, and each floor of the three-dimensional garage 26 contains a plurality of parking platforms , each parking platform is provided with a guardrail and a waterproof charging box 27 for electric vehicles.

In this embodiment, the three-dimensional garage 26 can be built underground or on the ground. When built on the ground, in addition to being built in residential quarters or commercial buildings, it can also be built on sidewalks or bicycle lanes to form a spanning The three-dimensional garage on the sidewalk or non-motorized driveway, the bottom floor can be used for pedestrians or non-motorized vehicles to pass through, and the second floor and above are used to park cars. Moreover, since the mobile access car device takes up little space when accessing the car, it will not cause traffic jams.

Example 4

A car access method using a mobile car access device, comprising the following steps:

a. Drive the car to be parked into the rotating carrier plate 4 in the mobile access car device, control the lifting and rotating mechanism in the mobile access car device to drive the rotating carrier plate 4 to rise, so that the height of the rotating carrier plate 4 is higher than the three-dimensional The height of the platform to be parked in the garage 26;

b. First control the telescopic bridging carrier plate 5 in the mobile access car device to stretch out and overlap the entrance of the platform to be parked, then control the rotating carrier plate 4 to rotate to the telescopic bridging carrier plate 5, and make the waiting The front or rear of the parked car corresponds to the entrance of the platform to be parked;

c. Drive the car into the parking platform. After the car stops, the driver enters the rotating carrier plate 4 from the parking platform, and then retracts the rotating carrier plate 4 and the telescopic bridging carrier plate 5 in sequence, and then controls the lifting and rotating mechanism to drive the rotating carrier plate 4 descends, and the driver leaves from the rotating carrier plate 4 to complete the car storage process of the car, otherwise it is the car pick-up process of the car.

In the present embodiment, in the step a, before the automobile drives into the rotating carrier plate 4, the mobile lifting and rotating device is controlled to be parked in front of the entrance of the parking platform of the three-dimensional garage 26, so that there is a gap between the mobile lifting and rotating device and the three-dimensional garage 26. There is a vertical distance of 200-1500mm.

Claims (10)

1. the portable access device for multi-storied garage, it is characterized in that: comprise trailer (1) and lifting rotation mechanism, described lifting rotation mechanism comprises pedestal (2), crane, supports loadboard (3), rotate support plate (4) and telescopic bridging support plate (5), described trailer (1) is fixedly connected with pedestal (2), described pedestal (2) below is fixedly installed universal wheel (6), described crane is fixed on pedestal (2), described supports loadboard (3) is arranged on pedestal (2) top, and be fixedly connected with crane, described rotation support plate (4) is arranged on supports loadboard (3) top, described telescopic bridging support plate (5) is arranged on supports loadboard (3) and rotates between support plate (4), during Transport Vehicle, telescopic bridging support plate (5) stretch out be overlapped on multi-storied garage (26) landing on, rotating support plate (4) rotates to telescopic bridging support plate (5), and it is corresponding with landing.

2. as claimed in claim 1 for the portable access device of multi-storied garage, it is characterized in that: the upper surface of described supports loadboard (3) is provided with multiple for supporting the buphthalmos universal wheel (16) rotating support plate (4), the soffit of described telescopic bridging support plate (5) is movably arranged in supports loadboard (3) by movable pulley (17), the upper surface of described telescopic bridging support plate (5) is provided with multiple buphthalmos universal wheel (16), and the upper surface of the upper surface of telescopic bridging support plate (5) and supports loadboard (3) is positioned at same plane.

3., as claimed in claim 2 for the portable access device of multi-storied garage, it is characterized in that: (3) are provided with mounting groove to described supports loadboard, described movable pulley (17) and telescopic bridging support plate (5) are all arranged in mounting groove.

4. the portable access device for multi-storied garage as described in claim 1,2 or 3, is characterized in that: the quantity of described telescopic bridging support plate (5) is two pieces.

5. the portable access device for multi-storied garage as described in claim 1,2 or 3, is characterized in that: the anglec of rotation of described rotation support plate (4) is 40-60 degree.

6. as claimed in claim 1 or 2 for the portable access device of multi-storied garage, it is characterized in that: described crane comprises fixing door frame (7), lifting door frame (8), movable door frame (9), chain (10) and sprocket wheel (11), described fixing door frame (7) is fixed on pedestal (2) side, described lifting door frame (8) is flexibly connected with fixing door frame (7) by guide rail, described movable door frame (9) is flexibly connected with lifting door frame (8) by guide rail, described sprocket wheel (11) is fixedly installed in lifting door frame (8), one end of described chain (10) is fixed on movable door frame (9), the other end is fixed on after walking around sprocket wheel (11) on fixing door frame (7), described supports loadboard (3) is fixedly connected with movable door frame (9).

7. as claimed in claim 6 for the portable access device of multi-storied garage, it is characterized in that: described movable door frame (9) is provided with for driving the rotary oil cylinder one (12) rotating support plate (4), described supports loadboard (3) being fixedly installed the oil cylinder two (13) for driving telescopic bridging support plate (5), described pedestal (2) being provided with the oil cylinder three (14) for driving lifting door frame (8).

8. as claimed in claim 1 for the portable access device of multi-storied garage, it is characterized in that: described pedestal (2) is rectangle structure, its one end is connected with trailer (1) by connecting rod (18), the other end is provided with the formula ramp plate (19) that rises and falls, and the upper surface both sides of pedestal (2) are provided with lead (20).

9., as claimed in claim 8 for the portable access device of multi-storied garage, it is characterized in that: described pedestal (2) is provided with the oil cylinder four (15) for the ramp plate that rises and falls (19).

10. the portable access device for multi-storied garage as described in claim 7 or 9, is characterized in that: described trailer (1) is provided with the gauge tap (23) for controlling oil cylinder, described gauge tap (23) is connected with oil cylinder by oil circuit.