Vertical circulating stereo garage lifting maintenance platform system

Abstract

The utility model discloses a lifting maintenance platform system of a vertical circulating stereo garage, which belongs to the technical field of stereo garages, the vertical circulating stereo garage comprises a frame body, the frame body comprises two frame pieces, and the lifting maintenance platform system comprises a lifting guide rail which is fixed with the side surface of one frame piece far away from the centroid of the frame body; a lifting frame capable of sliding on the lifting guide rail is mounted on the lifting guide rail; top fixed pulley blocks are fixed at the top ends of the lifting guide rails; the lifting steel wire rope is connected with a lifting machine and a top fixed pulley block which are arranged on the frame piece; a lifting platform is arranged on the lifting frame; two vertical rods are arranged at the top end of the lifting frame; connecting pieces are arranged at the top ends of the side faces, away from the center of the frame body, of the lifting guide rails and connected with fixing steel wire ropes, and the bottom ends of the fixing steel wire ropes are connected with bases arranged under the lifting guide rails; and a centrifugal safety lock connected with the fixed steel wire rope is arranged on the lifting frame. The lifting maintenance platform system has the advantages of being simple in structure, small in occupied space and high in safety degree.

Description

Technical Field

[0001] The invention relates to a stereo garage, in particular to a vertical circulation stereo garage lifting and repairing platform system. Background Art

[0002] With the advancement of urbanization and the development of social economy in my country, the number of cars has increased rapidly, and parking has become a major problem in the automotive field of today's society. Existing vertical lifting mechanical parking equipment, especially vertical circulation stereo garages, has a high height and can only be installed or repaired by climbing a ladder, which not only increases the difficulty of installation and maintenance, but also brings danger to personnel. Summary of the invention

[0003] The purpose of the utility model is to provide a lifting and maintenance platform system for a vertical circulation stereo garage in view of the deficiencies in the prior art, which brings convenience to the installation and maintenance of the vertical circulation stereo garage and provides safety protection for the installation and maintenance personnel. The installation and maintenance personnel can take the lifting and maintenance platform to be lifted to the required height.

[0004] The technical solution adopted by the utility model is as follows.

[0005] A lifting and maintenance platform system for a vertical circulation stereo garage, the vertical circulation stereo garage comprises a frame body, a frame plate is respectively provided at the front and rear ends of the frame body, and a plurality of vehicle hanging frames are provided between the two frame plates, characterized in that: the lifting and maintenance platform system comprises a lifting guide rail fixed to the side of a frame plate away from the centroid of the frame body, the lifting guide rail is perpendicular to the ground; a lifting frame that can slide on the lifting guide rail is installed on the lifting guide rail; a top fixed pulley block is fixed on the top of the lifting guide rail; a lifting wire rope is connected to a hoist arranged on the frame plate, and the lifting wire rope is connected to the top fixed pulley block; a lifting platform is provided on the lifting frame; two vertical poles are provided on the top of the lifting frame;

[0006] A connector is provided at the top of the side of the lifting rail away from the centroid of the frame, and the connector is connected to a fixed steel wire rope, and the bottom end of the fixed steel wire rope is connected to a base arranged directly below the lifting rail; a centrifugal safety lock connected to the fixed steel wire rope is provided on the lifting frame. The centroid of the frame is located at the midpoint of the center line connecting the two frame pieces.

[0007] The utility model has the following beneficial effects: the lifting guide rail is fixed vertically on a side of a frame away from the centroid of the frame body, and the lifting guide rail is fixed and stable; the sliding frame is provided with a lifting platform, which is only provided for the operator to stand, and has a small size. The sliding frame is light in weight, and the sliding frame can be lifted by lifting the steel wire rope, and the space occupied is small. The sliding frame is provided with a centrifugal safety lock connected to the fixed steel wire rope. Once the lifting steel wire rope breaks under unexpected circumstances or the hoist fails, the sliding frame loses its center of gravity and falls. At this time, the centrifugal safety lock immediately locks the fixed steel wire rope to prevent the sliding frame from falling, thereby adding a layer of safety protection. Two vertical poles are provided at the top of the sliding frame, and the maintenance personnel can hold the vertical poles when lifting and lowering, which is relatively safe. The maintenance personnel can hang the safety belt hook of the safety belt fixed on the body on one of the vertical poles. Once the maintenance personnel accidentally fall from the sliding frame, the safety belt connected to the vertical pole can prevent the maintenance personnel from falling to the ground, thereby adding a layer of safety protection. The fixed steel wire rope is a flexible structure, and the combination with the centrifugal safety lock ensures safe and stable operation. The whole device has a simple structure, occupies a small space, has a high safety level and a low cost.

[0008] As a preferred technical solution, a lifting platform is provided at the bottom end of the side surface of the lifting frame away from the centroid of the frame body.

[0009] As a preferred technical solution, a hinge shaft is horizontally arranged above the bottom end of the side of the lifting frame away from the centroid, and a lifting platform is connected to the hinge shaft. The side of the lifting platform close to the centroid of the lifting frame contacts the side of the lifting frame away from the centroid; the lifting platform is provided with a lock to lock with the lifting frame. With this technical solution, the lifting platform can be folded up when not under maintenance, further reducing space occupation and preventing rainwater from accumulating on the surface of the lifting platform.

[0010] As a preferred technical solution, the lifting frame is vertically provided with a first sliding frame through hole, and the fixed steel wire rope passes through the first sliding frame through hole. With this technical solution, the fixed steel wire rope can play an auxiliary guiding and auxiliary stabilizing role of the sliding frame without obstructing the sliding frame.

[0011] As a preferred technical solution, a second sliding frame through hole is vertically arranged on the lifting frame, the lifting wire rope passes through the second sliding frame through hole, and the centrifugal safety lock is arranged in the middle of the lifting frame and sleeved on the lifting wire rope. The centrifugal safety lock has a more obvious effect on the stability of the sliding frame.

[0012] As a preferred technical solution, a connecting piece is provided on the top of the side surface of the lifting guide rail away from the centroid of the frame, and the connecting piece is connected to the fixed steel wire rope.

[0013] As a preferred technical solution, the base is fixed to the ground or the bottom end of the frame piece to which the lifting guide rail is fixed.

[0014] As a preferred technical solution, a plurality of buffering protrusions with flush top surfaces are provided on the top surface of the base. With this technical solution, the sliding frame can land on the buffering protrusions without a bumpy feeling.

[0015] As a preferred technical solution, the frame piece to which the lifting guide rail is fixed is connected to the lifting guide rail via a plurality of connecting rods.

[0016] As a preferred technical solution, the left and right sides of the lifting frame near the centroid of the frame body are each provided with a plurality of roller shafts perpendicular to the lifting rail, each roller shaft is mounted with a roller, and each roller has an annular groove on its radial outer peripheral surface, and the left and right sides of the lifting rail are respectively inserted into the annular groove of the roller closest thereto. With this technical solution, the sliding frame does not shake during lifting operation.

[0017] As a preferred technical solution, the hoist is a winch hoist.

[0018] As a preferred technical solution, the top fixed pulley group includes a first fixed pulley located at the top of the side surface of the lifting guide rail close to the centroid of the frame body, and a second fixed pulley located at the top of the side surface of the lifting guide rail away from the centroid of the frame body.

[0019] As an optimal technical solution, a fixed pulley block is provided at the bottom end of the lifting guide rail, the lifting wire rope is a closed loop structure, and the lifting wire rope is connected to the fixed pulley block.

[0020] As a preferred technical solution, the bottom fixed pulley group includes a third fixed pulley located at the bottom end of the side surface of the lifting guide rail close to the centroid of the frame body, and a fourth fixed pulley located at the bottom end of the side surface of the lifting guide rail away from the centroid of the frame body.

[0021] As a preferred technical solution, the bottom end of the frame piece to which the lifting guide rail is fixed is provided with an electrical control switch that can control the movement of the hoist.

[0022] or,

[0023] A remote control switch bracket is arranged on the lifting frame, and a remote control switch which can control the movement of the hoist is inserted on the remote control switch bracket.

[0024] As a preferred technical solution, the hoist is arranged at the bottom end of the frame piece to which the lifting guide rail is fixed and is located on the side of the lifting guide rail close to the centroid of the frame body.

[0025] As a preferred technical solution, a safety belt hanging ring is provided on the lifting frame.

[0026] As a preferred technical solution, a top maintenance fixing platform is provided on the side of the lifting guide rail at the top of the side surface of the frame piece fixed with the lifting guide rail away from the centroid of the frame body, a top safety fence is provided on the top maintenance fixing platform, and a top entrance and exit door is provided on the top safety fence near the lifting guide rail. With this technical solution, maintenance personnel can enter the top maintenance fixing platform.

[0027] As a preferred technical solution, a bottom maintenance fixed platform is provided on the side of the lifting guide rail on the side of the frame piece fixed with the lifting guide rail away from the centroid of the frame body; the bottom maintenance fixed platform is located below the top maintenance fixed platform, and a bottom safety fence is provided on the bottom maintenance fixed platform, and a bottom entrance door is provided near the lifting guide rail on the bottom safety fence. With this technical solution, maintenance personnel can enter the bottom maintenance fixed platform. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a three-dimensional structural diagram of a preferred embodiment of the vertical circulation three-dimensional garage lifting and maintenance platform system.

[0029] Figure 2 yes Figure 1 A partial enlarged view of part A.

[0030] Figure 3 yes Figure 2 A partial enlarged view of part D.

[0031] Figure 4 yes Figure 1 A partial enlarged view of part B.

[0032] Figure 5 Figure 1 A partial enlarged view of part C.

[0033] Figure 6 yes Figure 5 A partial enlarged view of part E.

[0034] Figure 7 yes Figure 6 A partial enlarged view of part F.

[0035] Figure 8 yes Figure 7 A partial enlarged view of part H.

[0036] Fig. 9 yes Figure 6 A partial enlarged view of part G.

[0037] Fig.10 yes Figure 1 The rear view of the vertical circulation stereo garage lifting and maintenance platform system is shown.

[0038] Fig.11 yes Fig.10 A partial enlarged view of part I.

[0039] Fig.12 yes Fig.10 A partial enlarged view of part J.

[0040] Fig.13 yes Figure 1The front view of the vertical circulation stereo garage lifting and maintenance platform system is shown.

[0041] Fig.14 yes Fig.13 A partial enlarged view of part K.

[0042] Fig.15 yes Fig.13 A partial enlarged view of the L part.

[0043] Fig.16 yes Fig.15 A partial enlarged view of part M.

[0044] Fig.17 yes Figure 1 The left view of the vertical circulation stereo garage lifting and maintenance platform system is shown.

[0045] Fig.18 yes Fig.17 A local enlarged view of part N.

[0046] Fig.19 yes Fig.17 A partial enlarged view of part O.

[0047] Fig. 20 yes Fig.19 A partial enlarged view of part P.

[0048] Fig.21 yes Figure 1 The right view of the vertical circulation stereo garage lifting and maintenance platform system is shown.

[0049] Fig. 22 yes Figure 1 The top view of the vertical circulation stereo garage lifting and maintenance platform system is shown.

[0050] Fig.23 yes Fig. 22 A partial enlarged view of the Q part.

[0051] Fig.24 yes Figure 1 The figure shows a state diagram of the vertical circulation stereo garage lifting and maintenance platform system.

[0052] Fig.25 yes Fig.24 A partial enlarged view of the R part.

[0053] Fig.26 yes Fig.25 A partial enlarged view of the T portion.

[0054] Fig. 27 yes Fig.25 A partial enlarged view of the U part.

[0055] Fig.28 yes Fig.24 A local enlarged view of the S part.

[0056] Fig.29 yes Fig.28 A partial enlarged view of the V part.

[0057] Fig.30 yes Fig.28 A partial enlarged view of the W part.

[0058] Fig.31 It is a structural schematic diagram of a preferred embodiment of the vertical circulation stereo garage lifting and maintenance platform system.

[0059] Fig.32 It is a structural schematic diagram of a preferred embodiment of the vertical circulation stereo garage lifting and maintenance platform system.

[0060] Fig.33 It is a structural schematic diagram of a preferred embodiment of the vertical circulation stereo garage lifting and maintenance platform system.

[0061] Fig.34 yes Fig.33 The top view of the vertical circulation stereo garage lifting and maintenance platform system is shown.

[0062] Fig.35 yes Fig.34 A partial enlarged view of part X.

[0063] Fig.36 It is a left view of a preferred embodiment of the vertical circulation stereo garage lifting and maintenance platform system.

[0064] Fig.37 yes Fig.36 A partial enlarged view of the Y part.

[0065] Fig.38 yes Fig.36 A local enlarged view of section Z.

[0066] Among them: vertical circulation stereo garage frame-11; vehicle hanging frame-12; connecting rod-13; driving motor-14; transmission main shaft-15; circulating large chain-16; vehicle triangle plate-17;

[0067] Lifting guide rail-2; top fixed pulley block-21; first fixed pulley-211; second fixed pulley-212; connecting member-22; bottom fixed pulley block-23; third fixed pulley-231; fourth fixed pulley-232;

[0068] Sliding frame-3; anti-fall self-locking safety device-31; safety belt hanging ring-32; safety belt-33; lifting platform-34; upright pole-35; hinge shaft-36; first sliding frame through hole-37; roller shaft-38; roller-39; annular groove-310; second sliding frame through hole-311;

[0069] Hoisting wire rope-4; Hoist-41;

[0070] Fixed wire rope - 5;

[0071] Base-6; Buffer protrusion-61; Lock-33;

[0072] Controller-7; remote control switch rack-71; remote control switch-72;

[0073] Top maintenance fixed platform-8; Top safety fence-81; Top exit door-82;

[0074] Bottom maintenance fixed platform-9; bottom safety fence-91; bottom exit door-92. DETAILED DESCRIPTION

[0075] Below, this invention is further described in conjunction with the accompanying drawings and embodiments.

[0076] Example 1. Figure 1-30 As shown, a lifting and maintenance platform system for a vertical circulation stereo garage, the vertical circulation stereo garage includes a frame, a frame plate 11 is respectively provided at the front and rear ends of the frame, and a number of vehicle hanging frames 12 are provided between the two frame plates 11, the lifting and maintenance platform system includes a lifting guide rail 2 fixed to the rear side of the frame plate 11 located at the rear end of the frame, and the lifting guide rail 2 is perpendicular to the ground; a lifting frame 3 that can slide on the lifting guide rail 2 is installed on the lifting guide rail 2; a fixed pulley block 21 is fixed on the top of the lifting guide rail 2; a lifting wire rope 4 is connected to a hoist 41 arranged on the rear side of the frame plate 11 located at the rear end of the frame, and the lifting wire rope 4 is connected to the fixed pulley block 21; a lifting platform 34 is provided on the lifting frame 3; and two vertical poles 35 are provided on the top of the lifting frame 3.

[0077] A connector 22 is provided at the top of the rear side of the lifting guide rail 2, and the connector 22 is connected to the fixed steel wire rope 5, and the bottom end of the fixed steel wire rope 5 is connected to the base 6 arranged directly below the lifting guide rail 2; a centrifugal safety lock 31 connected to the fixed steel wire rope 5 is provided on the lifting frame 3. The centrifugal safety lock 31 adopts LSL30 centrifugal trigger safety lock, which is produced by Hebei Huaqiao Reducer Co., Ltd.

[0078] A lifting platform 34 is provided at the bottom end of the rear side of the lifting frame 3 .

[0079] A hinge shaft 36 is disposed transversely above the bottom end of the rear side of the lifting frame 3, and a lifting platform 34 is connected to the hinge shaft 36. The front side of the lifting platform 34 contacts the rear side of the lifting frame 3. A lock is disposed on the lifting platform 34 to lock with the lifting frame 3. With this technical solution, the lifting platform can be folded up when not under maintenance, further reducing space occupation and preventing rainwater from accumulating on the surface of the lifting platform.

[0080] A first sliding frame through hole 37 is vertically provided on the lifting frame 3, and the fixed steel wire rope 5 passes through the first sliding frame through hole 37. With this technical solution, the fixed steel wire rope can play an auxiliary guiding and auxiliary stabilizing role of the sliding frame without obstructing the sliding frame.

[0081] A second sliding frame through hole 311 is vertically provided on the lifting frame 3, and the lifting wire rope 4 passes through the second sliding frame through hole 311. The centrifugal safety lock 31 is arranged in the middle of the lifting frame 3 and is sleeved on the lifting wire rope 4. The centrifugal safety lock 31 has a more obvious stabilizing effect on the sliding frame.

[0082] As a preferred technical solution, a connecting piece 22 is provided at the top of the side surface of the lifting guide rail 2 away from the centroid of the frame, and the connecting piece 22 is connected to the fixed steel wire rope 5.

[0083] The base 6 is fixed to the ground.

[0084] Four buffering protrusions 61 with flush top surfaces are provided on the top surface of the base 6. Adopting this technical scheme, the sliding frame falls on the buffering protrusions without a bumpy feeling.

[0085] The frame piece 11 fixed with the lifting guide rail 2 is connected to the lifting guide rail 2 through 20 connecting rods 13. The connecting rods 13 are arranged longitudinally.

[0086] Three roller shafts 38 perpendicular to the lifting guide rail 2 are respectively arranged on the left and right sides of the front side of the sliding frame 3, and rollers 39 are mounted on each roller shaft 38. The radial outer peripheral surface of each roller 39 is provided with an annular groove 310, and the left and right sides of the lifting guide rail 2 are respectively inserted into the annular groove 310 of the roller 39 closest thereto. With this technical solution, the sliding frame does not shake during the lifting operation.

[0087] The top fixed pulley block 21 includes a first fixed pulley 211 located at the top end of the front side of the lifting guide rail 2 and a second fixed pulley 212 located at the top end of the rear side of the lifting guide rail 2 .

[0088] A bottom fixed pulley block 23 is provided at the bottom end of the lifting guide rail 2, and the lifting wire rope 4 is a closed loop structure, and the lifting wire rope 4 is connected to the bottom fixed pulley block 23; a driving wheel is provided on the hoist 41, and the lifting wire rope 4 is wound and connected with the driving wheel. The hoist 41 is arranged at the bottom end of the frame piece 11 fixed with the lifting guide rail 2 and is located at the front side of the lifting guide rail 2.

[0089] The frame sheet 11 fixed with the lifting guide rail 2 is provided with a top maintenance fixed platform 8 on the side of the lifting guide rail 2 at the top away from the centroid side of the frame body, and a top safety fence 81 is provided on the top maintenance fixed platform 8. The top safety fence 81 is provided with a top access door 82 near the lifting guide rail 2. With this technical solution, maintenance personnel can enter the top maintenance fixed platform. When the maintenance personnel enter the lifting platform 34, the maintenance personnel can hang the hook of the safety belt on the body on the vertical pole 35. When the maintenance personnel enter the top maintenance fixed platform 8, the maintenance personnel can remove the hook of the safety belt on the body from the vertical pole and hang it on the top safety fence 81.

[0090] The frame sheet 11 fixed with the lifting guide rail 2 is provided with a bottom maintenance fixing platform 9 on the side of the lifting guide rail 2 away from the centroid of the frame body; the bottom maintenance fixing platform 9 is located below the top maintenance fixing platform 8, and a bottom safety fence 91 is provided on the bottom maintenance fixing platform 9, and a bottom entrance door 92 is provided on the bottom safety fence 91 near the lifting guide rail 2. With this technical solution, maintenance personnel can enter the bottom maintenance fixing platform. When the maintenance personnel enter the bottom maintenance fixing platform 9, the maintenance personnel can remove the safety belt hook on their body from the vertical pole and hang it on the bottom safety fence 91.

[0091] The lifting guide rail is fixed vertically on a side of a frame away from the centroid of the frame body, and the lifting guide rail is fixed and stable; the sliding frame is provided with a lifting platform, which is only provided for the operator to stand and has a small size. The sliding frame is light in weight and can be lifted by lifting the steel wire rope, which occupies a small space. The sliding frame is provided with a centrifugal safety lock connected to the fixed steel wire rope. Once the lifting steel wire rope breaks under unexpected circumstances or the hoist 41 fails, the sliding frame loses its center of gravity and falls. At this time, the centrifugal safety lock immediately locks the fixed steel wire rope to prevent the sliding frame from falling, adding a layer of safety protection. There are two vertical poles at the top of the sliding frame, and the maintenance personnel can hold the vertical poles when lifting and lowering, which is safer. The maintenance personnel can hang the safety belt hook of the safety belt fixed on the body on one of the vertical poles. Once the maintenance personnel accidentally fall from the sliding frame, the safety belt connected to the vertical pole can prevent the maintenance personnel from falling to the ground, adding a layer of safety protection. The fixed steel wire rope is a flexible structure, and the combination with the centrifugal safety lock makes the work safe and stable. The whole device has a simple structure, occupies a small space, has a high safety level and a low cost.

[0092] Example 2. Fig.31 As shown, the difference between this embodiment and the first embodiment is that: the bottom end of the frame piece 11 located at the rear end of the frame body is provided with a controller 7 which can control the movement of the lifting machine 41. The base 6 is fixed to the bottom end of the frame piece 11.

[0093] Example 3. Fig.32 As shown, the difference between this embodiment and the second embodiment is that a remote control switch bracket 71 is provided on the sliding frame 3, and a remote control switch 72 for controlling the movement of the hoist 41 is inserted into the remote control switch bracket 71.

[0094] Example 4. Figure 33-35 As shown, the difference between this embodiment and embodiment 1 is that the lifting and maintenance platform system is installed on the front side of the frame. The lifting guide rail 2 is fixed to the front side of the frame plate 11 at the front end of the frame. A lifting platform 34 is provided at the bottom end of the front side of the sliding frame 3. A hinge shaft is horizontally provided above the bottom end of the front side of the sliding frame 3, and the lifting platform 34 is connected to the hinge shaft. With this technical solution, maintenance personnel can lift and lower from the front side of the three-dimensional parking garage.

[0095] Example 5. Figure 36-38 As shown, the difference between this embodiment and embodiment 4 is that the hoist 41 is a winch hoist. The bottom end of the lifting guide rail 2 is not connected to the base 6. A safety belt hanging ring 32 is provided on the lifting frame 3. The base 6 is fixed to the bottom end of the front side of the frame sheet 11 at the front end of the frame body.

[0096] The base 6 is not provided with a buffering protrusion. The front side of the base 6 is located behind the front side of the lifting guide rail 2. When the lifting platform 34 is erected, the installation space occupied is smaller. The safety belt hanging ring 32 is used to hang the safety belt 321, which is safer.

Claims

1. A vertical circulation stereo garage lifting and maintenance platform system, the vertical circulation stereo garage comprising a frame, a frame plate (11) is provided at the front and rear ends of the frame, and a plurality of vehicle hanging frames (12) are provided between the two frame plates (11), characterized in that: The lifting and maintenance platform system comprises a lifting rail (2) fixed to a side surface of a frame plate (11) away from the centroid of the frame body, the lifting rail (2) being perpendicular to the ground; a lifting frame (3) which can slide on the lifting rail (2) is installed on the lifting rail (2); a top fixed pulley block (21) is fixed to the top of the lifting rail (2); a lifting wire rope (4) is connected to a hoist (41) arranged on the frame plate (11), and the lifting wire rope (4) is connected to the top fixed pulley block (21); a lifting platform (34) is provided on the lifting frame (3); and two vertical rods (35) are provided at the top of the lifting frame (3); A connecting piece (22) is provided at the top of the side surface of the lifting guide rail (2) away from the centroid of the frame body, the connecting piece (22) is connected to the fixed steel wire rope (5), and the bottom end of the fixed steel wire rope (5) is connected to a base (6) arranged directly below the lifting guide rail (2); and a centrifugal safety lock (31) connected to the fixed steel wire rope (5) is provided on the lifting frame (3).

2. The vertical circulation three-dimensional garage lifting and maintenance platform system as claimed in claim 1, characterized in that: A lifting platform (34) is provided at the bottom end of the side surface of the lifting frame (3) away from the centroid of the frame body.

3. The vertical circulation three-dimensional garage lifting and maintenance platform system as claimed in claim 2 is characterized by: A hinge shaft (36) is laterally arranged above the bottom end of the side surface of the lifting frame (3) away from the frame centroid, and a lifting platform (34) is connected to the hinge shaft (36). The side surface of the lifting platform (34) close to the frame centroid is in contact with the side surface of the lifting frame (3) away from the frame centroid; and a lock buckle for locking with the lifting frame (3) is arranged on the lifting platform (34).

4. The vertical circulation three-dimensional garage lifting and maintenance platform system as claimed in claim 1 is characterized by: A first sliding frame through hole (37) is vertically provided on the lifting frame (3), and the fixed steel wire rope (5) passes through the first sliding frame through hole (37).

5. The vertical circulation three-dimensional garage lifting and maintenance platform system as claimed in claim 4 is characterized by: A second sliding frame through hole (311) is vertically provided on the lifting frame (3), and the lifting wire rope (4) passes through the second sliding frame through hole (311). The centrifugal safety lock (31) is arranged in the middle of the lifting frame (3) and is sleeved on the lifting wire rope (4).

6. The vertical circulation three-dimensional garage lifting and maintenance platform system as claimed in claim 1, characterized in that: A connecting piece (22) is provided at the top end of the side surface of the lifting guide rail (2) away from the centroid of the frame body, and the connecting piece (22) is connected to the fixed steel wire rope (5).

7. The vertical circulation three-dimensional garage lifting and maintenance platform system as claimed in claim 6, characterized in that: The base (6) is fixed to the ground or the bottom end of the frame plate (11) to which the lifting guide rail (2) is fixed.

8. The vertical circulation three-dimensional garage lifting and maintenance platform system as claimed in claim 7, characterized in that: A plurality of buffer protrusions (61) with flush top surfaces are provided on the top surface of the base (6).

9. The vertical circulation three-dimensional garage lifting and maintenance platform system as claimed in claim 1, characterized in that: The frame piece (11) to which the lifting guide rail (2) is fixed is connected to the lifting guide rail (2) via a plurality of connecting rods (13).

10. The vertical circulation three-dimensional garage lifting and maintenance platform system as claimed in claim 9, characterized in that: A plurality of roller shafts (38) perpendicular to the lifting guide rail (2) are respectively provided on the left and right sides of the side surface close to the centroid of the frame body of the lifting frame (3), and each roller shaft (38) is mounted with a roller (39). A ring groove (310) is provided on the radial outer peripheral surface of each roller (39), and the left side and the right side of the lifting guide rail (2) are respectively inserted into the ring groove (310) of the roller (39) closest thereto.

11. The vertical circulation three-dimensional car park lifting and maintenance platform system according to claim 1, characterized in that: The hoist (41) is a winch type hoist.

12. The vertical circulation three-dimensional garage lifting and maintenance platform system as claimed in claim 1, characterized in that: The top fixed pulley block (21) comprises a first fixed pulley (211) located at the top of the side surface of the lifting guide rail (2) close to the centroid of the frame body, and a second fixed pulley (212) located at the top of the side surface of the lifting guide rail (2) away from the centroid of the frame body.

13. The vertical circulation three-dimensional garage lifting and maintenance platform system as claimed in claim 11, characterized in that: A bottom fixed pulley block (23) is provided at the bottom end of the lifting guide rail (2); the lifting wire rope (4) is a closed loop structure; the lifting wire rope (4) is connected to the bottom fixed pulley block (23).

14. The vertical circulation three-dimensional garage lifting and maintenance platform system as claimed in claim 13, characterized in that: The bottom fixed pulley group (23) comprises a third fixed pulley (231) located at the bottom end of the side surface of the lifting guide rail (2) close to the centroid of the frame body, and a fourth fixed pulley (232) located at the bottom end of the side surface of the lifting guide rail (2) away from the centroid of the frame body.

15. The vertical circulation three-dimensional garage lifting and maintenance platform system as claimed in claim 1, characterized in that: The bottom end of the frame plate (11) to which the lifting guide rail (2) is fixed is provided with an electrical control switch (7) capable of controlling the movement of the hoist (41). or, A remote control switch bracket (71) is provided on the lifting frame (3), and a remote control switch (72) capable of controlling the movement of the hoist (41) is inserted into the remote control switch bracket (71).

16. The vertical circulation three-dimensional car park lifting and maintenance platform system according to claim 1, characterized in that: The elevator (41) is arranged at the bottom end of the frame plate (11) to which the lifting guide rail (2) is fixed and is located on the lifting guide rail (2) near the centroid of the frame body.

17. The vertical circulation three-dimensional car park lifting and maintenance platform system according to claim 1, characterized in that: A safety belt hanging ring (32) is provided on the lifting frame (3).

18. The vertical circulation stereo garage lifting and maintenance platform system according to any one of claims 1 to 17, characterized in that: The frame piece (11) to which the lifting guide rail (2) is fixed is provided with a top maintenance fixing platform (8) on the side of the lifting guide rail (2) at the top end away from the centroid side of the frame body, and a top safety fence (81) is provided on the top maintenance fixing platform (8). The top safety fence (81) is provided with a top access door (82) near the lifting guide rail (2).

19. The vertical circulation three-dimensional car park lifting and maintenance platform system according to claim 18, characterized in that: The frame piece (11) to which the lifting guide rail (2) is fixed is provided with a bottom maintenance fixing platform (9) on the side of the lifting guide rail (2) away from the centroid side of the frame body; the bottom maintenance fixing platform (9) is located below the top maintenance fixing platform (8), and a bottom safety fence (91) is provided on the bottom maintenance fixing platform (9), and a bottom entrance and exit door (92) is provided on the bottom safety fence (91) near the lifting guide rail (2).

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