CN218952928U - Double-deck lift parking system - Google Patents

Abstract

The utility model discloses a double-layer lifting parking system, which comprises a supporting device and a lifting device, wherein the supporting device comprises a plurality of supporting columns; the lifting device comprises a lifting driving piece, a lifting bracket, a lower lifting table and an upper lifting table; parking channels are formed on the lower-layer lifting table and the upper-layer lifting table, and a first parking protrusion and a second parking protrusion are sequentially arranged at the front end of each parking channel along the parking direction; the double-layer lifting parking system can fully utilize the underground space, can lift along the height direction of the underground parking space, improves the space utilization rate, and is beneficial to the space neatness and the environment beautification; the vehicle is driven in from the one end of lower floor's elevating platform or upper strata elevating platform, and the front wheel moves to between first parking arch and the second parking arch, is favorable to the vehicle parking position accurate, avoids taking place to scratch at the in-process that parking system descends to underground parking stall.

Description

Double-deck lift parking system

Technical Field

The utility model belongs to the technical field of intelligent parking, and particularly relates to a double-layer lifting parking system.

Background

With the improvement of living standard, people have increasingly demanded to maneuver, automobiles are increasingly popularized in families, the number of automobiles is continuously increased, and urban parking spaces are increasingly tense, so that the urban parking spaces are particularly serious in schools, hospitals, old communities, markets and the like.

In order to save the occupied area, people design a three-dimensional parking garage, three-dimensional parking refers to novel parking which utilizes space resources to park vehicles three-dimensionally, saves land and maximizes utilization, and can effectively improve parking efficiency, but the construction cost of the three-dimensional parking garage is higher and has certain requirements on construction space, and in addition, the upward parking garage affects urban appearance.

Therefore, how to use limited road space to improve parking efficiency is a urgent problem to be solved in optimizing urban traffic system.

Disclosure of Invention

The utility model aims to provide a double-layer lifting parking system, which solves the problems of limited parking positions, higher requirement on ground space by an upward extending vertical parking garage, lower intelligent degree, influence on urban appearance and the like in the prior art.

In order to achieve the aim of the utility model, the utility model is realized by adopting the following technical scheme:

the utility model provides a double-layer lifting parking system, which comprises:

a support device comprising a plurality of support columns;

the lifting device comprises a lifting driving piece, a lifting bracket, a lower lifting table and an upper lifting table, wherein the lifting bracket is connected with the lifting driving piece and moves up and down along the supporting device, and the lower lifting table and the upper lifting table are sequentially arranged at intervals from low to high along the height direction of the lifting bracket;

parking channels are formed on the lower-layer lifting table and the upper-layer lifting table, and a first parking protrusion and a second parking protrusion are sequentially arranged at the front end of each parking channel along the parking direction.

In some embodiments of the present application, the supporting device includes four supporting columns, and the lifting support includes four lifting columns connected to the four supporting columns in a one-to-one correspondence, and each lifting column moves up and down along the corresponding supporting column.

In some embodiments of the present application, each support column is formed with a lifting cavity in a vertical direction, each lifting column moves up and down in the lifting cavity, and a lower lifting platform and at least one upper lifting platform are sequentially arranged between the lifting columns from low to high along a height direction of the lifting columns.

In some embodiments of the present application, the lifting driving member includes a hydraulic pump and a plurality of hydraulic cylinders, where each hydraulic cylinder is disposed at the bottom of each lifting inner cavity in a one-to-one correspondence manner, and is connected to the lifting column corresponding to the lifting inner cavity, and is used for controlling the lifting column to move in the lifting inner cavity.

In some embodiments of the present application, the upper lift table is formed with a mounting cavity extending toward the lower lift table, and the hydraulic pump is mounted in the mounting cavity.

In some embodiments of the present application, the upper stage and the lower stage are further formed with inspection openings thereon.

In some embodiments of the present application, a cover plate is disposed on the inspection port of the upper lift table and the mounting cavity.

In some embodiments of the present application, a diagonal brace is further disposed on each of the support columns.

In some embodiments of the present application, a reinforcing link is formed between adjacent support columns.

Compared with the prior art, the utility model has the advantages and positive effects that:

the utility model relates to a double-deck lift parking system can make full use of underground space, extends from ground downwardly and sets up underground parking stall, and parking system is located this underground parking stall, goes up and down along the direction of height in underground parking stall, and space utilization improves, and is favorable to the space clean and tidy and beautify the environment.

The vehicle is driven in from the one end of lower floor's elevating platform or upper strata elevating platform, and the front wheel moves to between first parking arch and the second parking arch, is favorable to the vehicle parking position accurate, avoids taking place to scratch at the in-process that parking system descends to underground parking stall.

Other features and advantages of the present utility model will become apparent upon review of the detailed description of the utility model in conjunction with the drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is one of the structural schematic diagrams of an embodiment of a parking system according to the present utility model;

FIG. 2 is a schematic view of a park track position;

FIG. 3 is a schematic view of the installation cavity location;

FIG. 4 is an enlarged schematic view of the structure at E in FIG. 3;

FIG. 5 is a schematic illustration of the position of the guide and positioning device;

FIG. 6 is a schematic illustration of the position of a guide in a parking system according to the present utility model;

FIG. 7 is an enlarged schematic view of the structure at A in FIG. 6;

FIG. 8 is an enlarged schematic view of the structure at B in FIG. 6;

FIG. 9 is a schematic view of a positioning device according to the present utility model;

FIG. 10 is an enlarged schematic view of the structure at C in FIG. 9;

FIG. 11 is a schematic view of the position of the adaptor and the positioning driving member according to the present utility model;

FIG. 12 is an enlarged schematic view of the structure at D in FIG. 11;

FIG. 13 is a schematic illustration of intermediate link positions in accordance with the present utility model;

FIG. 14 is a schematic view of the connection of the intermediate link to the adapter;

FIG. 15 is a schematic view of the intermediate link and adapter in a disassembled state;

in the drawing the view of the figure,

100. a support device; 101. a support column;

110. diagonal bracing;

120. a reinforcing connecting rod;

130. a connecting beam;

200. a lifting device;

210. a lifting bracket;

220. a lower layer lifting table;

230. an upper lifting table; 231. an inner cavity is arranged; 2311. an oil pipe;

240. parking lanes; 241. a first parking protrusion; 242. a second parking protrusion;

250. an inspection port;

300. a guide device;

310. a guide rack;

320. a guide gear;

330. a guide rod;

340. a synchronizing wheel;

350. a synchronous belt;

360. a tensioning member; 361. a fixing plate; 3611. a slit hole; 362. a transition wheel; 2621. a limit groove;

400. a positioning device; 401. a connecting plate;

410. positioning a base;

420. a positioning piece; 421. a guide slope; 422. a support surface;

430. a pull rod;

440. a switching part; 441. a connecting sleeve; 442. a limit column;

450. an intermediate connecting rod; 451. a support plate; 452. an avoidance groove;

460. a bearing seat;

470. a lifting driving member;

500. and a detection unit.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

In the description of the present application, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; may be mechanically coupled, directly coupled, or indirectly coupled via an intermediate medium. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The following disclosure provides many different embodiments, or examples, for implementing different features of the utility model. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the utility model. Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.

As shown in fig. 1 and 2, the present application proposes a parking system, which is installed indoors or outdoors for parking, in which an underground parking space is provided in advance from the ground to the ground, the parking system is disposed in each underground parking space, the parking system is lifted along the height direction of the underground parking space, and the parking system in each underground parking space is provided with a double-layer parking platform in the vertical direction for parking a plurality of vehicles.

Specifically, the parking system includes a supporting device 100 for supporting the whole, a lifting device 200 for realizing a lifting function along the supporting device 100, and a lower-layer lifting platform and an upper-layer lifting platform which are sequentially arranged at intervals from low to high along the height direction of the lifting bracket.

The following will explain in detail each structure:

the parking device specifically comprises a plurality of support columns 101, wherein the lower parts of the support columns 101 are fixed at the bottom of a parking space extending from the ground to the ground, namely, the lower parts of the support columns 101 are fixed below the ground.

Preferably, the number of the support columns 101 is four, the support columns 101 are distributed on four corners of the parking space, in order to improve the stability of connection between the support columns 101, a connecting cross beam 130 is arranged between each support column 101, inclined struts 110 are arranged on the side of each support column 101, the stability of the support columns 101 is improved, and reinforcing connecting rods 120 which are distributed in a crossing mode are further arranged between adjacent support columns 101.

The lifting device 200, which moves up and down in the vertical direction with respect to the support column 101, the lifting device 200 includes a lifting driving member 470, a lifting bracket 2100 connected to the lifting driving member 470 and moving up and down along the support device 100, and at least one lifting table provided along the height direction of the lifting bracket 2100.

In order to improve the space utilization, the lower-layer lifting platform 220 and the upper-layer lifting platform 230 are sequentially arranged at intervals from low to high along the height direction of the lifting support, and the distance between the lower-layer lifting platform 220 and the upper-layer lifting platform 230 is greater than the maximum height of the vehicle body.

The lifting bracket 2100 specifically includes four lifting columns connected in one-to-one correspondence with the four support columns 101, each of which moves up and down along the corresponding support column 101.

Each support column 101 is formed with a vertically-oriented lifting cavity in which each lifting column moves up and down.

The lift drive 470 is coupled to the lift carriage 2100 for powering the lifting of the lift carriage 2100, and in some embodiments of the present application, the lift drive 470 includes a hydraulic pump and a plurality of hydraulic cylinders.

Each hydraulic cylinder is arranged at the bottom of each lifting inner cavity in a one-to-one correspondence manner and is respectively connected with the lifting column in the corresponding lifting inner cavity for controlling the lifting column to move in the lifting inner cavity.

A gap is also formed between the lifting column and the lifting inner cavity, and an oil pipe 2311 connected between the hydraulic pump and each hydraulic cylinder passes through the gap to convey hydraulic oil in the hydraulic pump into each hydraulic cylinder to provide power for the movement of the lifting bracket 2100.

Of course, the lifting drive 470 may be other driving devices that can provide lifting power to the lifting support 2100, such as an electric push rod, etc.

As shown in fig. 2, two parking lanes 240 parallel to the length direction of the lifting table are formed on each lifting table, and the width of the parking lanes 240 is greater than the width of the tires of the vehicle, so that the vehicle can be conveniently parked.

The front end of parking lane 240 has set gradually first parking protruding 241 and second parking protruding 242 along the parking direction, and the direction of first parking protruding 241 and second parking protruding 242 is all perpendicular to parking lane 240, and the height of first parking protruding 241 is less than second parking protruding 242.

The vehicle is driven in from one end of the lift table, the front wheel is moved between the first parking protrusion 241 and the second parking protrusion 242, and the vehicle is stopped.

As shown in fig. 3 and 4, the upper stage 230 is formed with an installation cavity 231 extending toward the lower stage 220, and a hydraulic pump is installed in the installation cavity 231, and an oil pipe 2311 outputted from the hydraulic pump is fixedly connected to the bottom surface of the lower stage 220 and then is dispersed and transferred into a hydraulic cylinder.

The upper layer lifting platform 230 and the lower layer lifting platform 220 are further provided with the inspection opening 250, so that an operator can conveniently overhaul and check the inspection opening 250 and the installation cavity 231 of the upper layer lifting platform 230, and the upper layer lifting platform 230 at the uppermost side is covered by a cover plate, so that misoperation of other operators is prevented.

Besides, the supporting device 100 is further provided with a water level monitoring device and a drainage pump, both the drainage pump and the water level monitoring device are connected with the controller, and the drainage pump and the water level monitoring device are used for storing water in an underground parking space in rainy days or other conditions, at this time, the water level monitoring device detects water level information and transmits signals to the controller, and the controller controls the drainage pump to drain the water stored water.

As shown in fig. 5, the dual-deck lifting parking system according to the present application further includes a guide 300 for improving stability during lifting of the lifting device 200 and a positioning device 400 for supporting and fixing after lifting is completed.

As shown in fig. 6 to 8, the guide device 300 is used to improve stability of the lifting frame 2100 during lifting, and specifically includes first guide members provided on each support column 101 and second guide members provided on the lifting table and adapted to each first guide member.

Specifically, the first guide member is a guide rack 310 respectively disposed on the outer wall of each support column 101 along the height direction of each support column 101, the second guide member is a guide gear 320 rotatably connected to the bottom surface of the lower lifting platform 220 and cooperatively connected with the guide rack 310, and the number of the guide racks 310 and the guide gears 320 is four and corresponds to one.

In the lifting process of the lifting device 200, the guide gears 320 are lifted along the guide racks 310, and in order to realize rotation synchronization of the guide gears 320, two guide gears 320 parallel to the length direction of the lifting platform are connected through a guide rod 330; at least one synchronizing wheel 340 is respectively arranged on the two guide rods 330, and the two synchronizing wheels 340 are connected through a synchronizing belt 350.

The synchronizing wheel 340 is fixed to the guide bar 330 to rotate in synchronization with the guide bar 330.

The guide bar 330 and the synchronizing wheel 340 connect the guide gears 320, thereby achieving the synchronous rotation of the guide gears 320.

In order to ensure accurate synchronization process, two synchronizing wheels 340 are arranged on each guide rod 330, the synchronizing wheels 340 are respectively arranged at two ends of the guide rods 330, the two synchronizing wheels 340 at the same end of the two guide rods 330 are connected through a synchronizing belt 350, the synchronizing wheels 340 are of a gear structure, and the synchronizing belt 350 is of a rack structure.

As shown in fig. 8, in order to prevent the timing belt 350 from being loosened due to too long service time or from being mounted in a deviation during the mounting process, a tensioning member 360 is further disposed at the bottom of the lower lifting platform 220, and the tensioning member 360 is used for adjusting the tightness of the timing belt 350.

In order to ensure the balance of the synchronous belt 350, a group of tensioning members 360 are respectively arranged at two sides of the annular synchronous belt 350, so that the tightness of the two sides of the synchronous belt 350 is synchronously adjusted, and the stable movement is ensured.

Specifically, the tension member 360 includes a fixed plate 361 fixed to the bottom of the lower stage 220 and a transition wheel 362 rotatably coupled to the fixed plate 361, and the timing belt 350 is coupled to the timing wheels 340 at both ends via the upper side of the transition wheel 362.

The fixing plate 361 has an L-shaped structure, one end of which is fixed to the bottom of the lower stage 220 and the other end of which extends downward, and one end of the fixing plate 361 extending downward is provided with a long hole 3611 for adjusting the installation position of the transition wheel 362.

When the timing belt 350 is loose, the fixed position of the transition wheel 362 on the elongated hole 3611 is raised, so that the timing belt 350 is tensioned, otherwise, the fixed position of the transition wheel 362 on the elongated hole 3611 is lowered, and the transition wheel 362 is loosened.

An inwardly extending transition groove 3621 is formed on the transition wheel 362 along the circumferential direction, and the synchronous belt 350 is positioned in the transition groove 3621, so that the connection accuracy of the synchronous belt 350 and the transition wheel 362 is ensured.

As shown in fig. 9 to 13, after the lifting device 200 drives the lifting table to rise to the target height, in order to ensure the stability of the lifting device 200 at the target position, a positioning device 400 is provided.

The positioning device 400 comprises a positioning base 410 for providing a supporting function, a positioning piece 420 connected with the lifting device 200 and used for being clamped on the positioning base 410, and a positioning driving piece for driving the action of the positioning piece 420.

Each support column 101 is formed with a positioning base 410, and when the positioning member 420 is positioned on the positioning base 410, the lower lifting platform 220 leaks out of the ground.

In the initial state, the upper lifting platform 230 is level with the ground, when the vehicle needs to be parked on the lower lifting platform 220, the lifting device 200 drives the lower lifting platform 220 to be lifted to be level with the ground, the positioning piece 420 is located above the positioning base 410, the vehicle is parked on the lower lifting platform 220, and then the lifting device 200 drives the vehicle and the lower lifting platform 220 to descend into the underground parking space.

Referring again to fig. 10, a guide slope 421 and a supporting surface 422 are formed on the positioning member 420, a connection plate 401 is fixed on the lower elevating platform 220, and the positioning member 420 is hinged with the connection plate 401;

in order to realize the synchronous movement of the positioning members 420 on the lower stage 220, a coupling part 440 is formed between the two positioning members 420 perpendicular to the length direction of the stage, and a pull rod 430 is formed between the two positioning members 420 and the coupling part 440.

The two adapter parts 440 parallel to the length direction of the lifting platform are connected through an intermediate connecting rod 450, and the intermediate connecting rod 450 is rotatably connected to the bottom of the lifting platform through a bearing seat 460.

Referring again to fig. 13, since the middle link 450 has a long length, a support plate 451 is provided at the bottom of the lower stage 220, and an arc-shaped support opening is formed in the support plate 451, and the middle link 450 is inserted into the support opening to provide support for the middle link 450.

The positioning driving piece is connected with the middle connecting rod 450 through an arc-shaped plate, and two ends of the positioning driving piece are respectively hinged with the arc-shaped plate and the lower lifting platform 220.

Along with the expansion and contraction of the positioning driving member, the intermediate link 450 drives the adaptor 440 to rotate, and further drives the positioning member 420 to rotate.

The positioning driving member can control the rotation of each positioning member 420, so as to avoid the positioning base 410 and avoid affecting the lifting motion of the lifting device 200, and when the positioning members 420 smoothly pass through the positioning base 410 in the lifting process, the positioning driving member controls each positioning member 420 to reversely rotate, so as to return the positioning members 420.

In other embodiments of the present application, in addition to relying entirely on the positioning drive to control rotation of the positioning member 420, the positioning member 420 may also be configured to automatically rotate and reset during the ascent.

Specifically, a reset portion is formed between the positioning element 420 and the connection plate 401, and is used for resetting the positioning element 420 after rotating;

the reset part is a torsion spring, one end of the torsion spring is fixed with the connecting plate 401, and the other end of the torsion spring is fixed with the positioning piece 420;

the lifting device 200 is lifted up under the action of the lifting driving member 470, the guiding inclined plane 421 is in contact with the positioning base 410, and the positioning member 420 is rotated counterclockwise under the action of the positioning base 410, avoiding the interference of the positioning base 410, and moves upwards.

After the positioning piece 420 moves to be higher than the positioning base 410, the positioning piece 420 rotates to reset under the action of the resetting part; then, the lifting driving member 470 controls the lifting frame 2100 to drive the lower lifting platform 220 to descend until the supporting surface 422 contacts the positioning base 410, and the positioning member 420 is supported and fixed by the positioning base 410, so as to complete the lifting process of the lifting device 200.

A connecting sleeve 441 is further formed between the arc-shaped plate and the intermediate connecting rod 450, an arc-shaped avoiding groove 452 is formed on the intermediate connecting rod 450 along the circumferential direction of the intermediate connecting rod 450, and a limiting column 442 extending into the avoiding groove 452 is formed in the connecting sleeve 441.

Referring to fig. 14 and 15, in the initial state, the limit post 442 is located at one end (leftmost end in fig. 11) of the avoidance groove 452, during the lifting process of the lifting device 200, the positioning member 420 rotates counterclockwise under the action of the positioning base 410, at this time, the pull rod 430 connected to the positioning member 420 moves rightward, under the action of the pull rod 430, the adaptor 440 rotates clockwise, the limit post 442 rotates rightward in the avoidance groove 452, the intermediate link 450 is always stationary, and the avoidance groove 452 acts to avoid interference with the positioning driving member.

After the rising, the positioning member 420 rotates clockwise under the action of the reset portion, the pull rod 430 moves left, the switching portion 440 rotates counterclockwise, and the limiting post 442 returns to the right end of the avoiding groove 452.

Then, the lifting driving member 470 drives the lower lifting table 220 and the positioning member 420 thereon to move downward until the supporting surface 422 on the positioning member 420 contacts the positioning base 410.

When the lifting device 200 descends, the lifting driving member 470 drives the lower lifting platform 220 to lift one end for a distance, then the positioning driving member extends, the middle connecting member rotates clockwise, and under the action of the avoiding groove 452, the limiting post 442, the connecting sleeve 441 and the switching portion 440 are driven to rotate clockwise, and the pull rod 430 moves rightward, so as to drive the positioning member 420 to rotate clockwise.

The positioning member 420 rotates along the pointer, so that the guiding inclined plane 421 avoids the positioning base 410, and then the lifting driving member 470 drives the lower lifting platform 220 to descend to the bottom, when the positioning member 420 descends below the positioning base 410, the positioning driving member contracts, and the middle connecting member rotates anticlockwise, so as to drive the positioning member 420 to return.

In some embodiments of the present application, the lower lifting platform 220 is further provided with a signal part, and the support column 101 is formed with a detection part 500 for detecting the position of the lower lifting platform 220; the detection part 500 is connected with a controller, and the controller is connected with a positioning driving piece and a lifting driving piece 470;

the rising process comprises the following steps: the lifting driving member 470 drives the lifting device 200 to lift, when the positioning member 420 lifts above the positioning base 410, the positioning member 420 resets under the action of the resetting portion, the detecting portion 500 detects the position signal of the signal portion and sends the position signal to the controller, and the controller controls the lifting driving member 470 to drive the lifting table to descend to the supporting surface 422 to contact with the positioning base 410;

the descending process comprises the following steps:

after the lifting driving member 470 drives the lifting device 200 to rise by a certain height, the positioning driving member drives the connecting sleeve 441 to rotate, under the interaction of the limiting post 442 and the avoidance groove 452, the middle connecting rod 450 rotates to drive the switching part 440 to rotate, the pull rod 430 drives the positioning member 420 to rotate while the switching part 440 rotates until the positioning base 410 is avoided, along with the rotation, the lifting driving member 470 continues to drive the lifting device 200 to descend until the positioning member 420 is positioned below the positioning base 410, the positioning driving member resets, and under the action of the resetting part, the positioning member 420 resets, so that one lifting process of the lifting device 200 is completed.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims (9)

1. A dual-deck lifting parking system, comprising:

a support device comprising a plurality of support columns;

the lifting device comprises a lifting driving piece, a lifting bracket, a lower lifting table and an upper lifting table, wherein the lifting bracket is connected with the lifting driving piece and moves up and down along the supporting device, and the lower lifting table and the upper lifting table are sequentially arranged at intervals from low to high along the height direction of the lifting bracket;

parking channels are formed on the lower-layer lifting table and the upper-layer lifting table, and a first parking protrusion and a second parking protrusion are sequentially arranged at the front end of each parking channel along the parking direction.

2. The dual layer lift parking system of claim 1, wherein:

the supporting device comprises four supporting columns, the lifting support comprises four lifting columns which are connected with the four supporting columns in a one-to-one correspondence manner, and each lifting column moves up and down along the corresponding supporting column.

3. The dual-deck lifting parking system of claim 2, wherein:

and a lifting inner cavity in the vertical direction is formed on each supporting column, each lifting column moves up and down in the lifting inner cavity, and a lower lifting table and at least one upper lifting table are sequentially arranged between the lifting columns along the height direction of the lifting columns from low to high.

4. The dual-deck lifting parking system of claim 2, wherein:

the lifting driving piece comprises a hydraulic pump and a plurality of hydraulic cylinders, wherein each hydraulic cylinder is arranged at the bottom of each lifting inner cavity in a one-to-one correspondence manner and is respectively connected with the lifting column corresponding to the lifting inner cavity, and is used for controlling the lifting column to move in the lifting inner cavity.

5. The dual layer lift parking system of claim 4, wherein:

the upper lifting platform is provided with an installation cavity extending towards the lower lifting platform, and the hydraulic pump is installed in the installation cavity.

6. The dual layer lift parking system of claim 1, wherein:

the upper layer lifting table and the lower layer lifting table are also provided with inspection openings.

7. The dual layer lift parking system of claim 5, wherein:

and a cover plate is arranged on the inspection opening of the upper lifting table and the installation cavity.

8. The dual layer lift parking system of claim 1, wherein:

and inclined struts are further arranged on each supporting column.

9. The dual layer lift parking system of claim 1, wherein:

a reinforcing connecting rod is formed between the adjacent support columns.

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