Lifting platform base

Abstract

The utility model relates to the technical field of high-altitude operation and discloses a lifting platform base which comprises a base body, a transmission mechanism is installed at the bottom end of the base body, a telescopic rod is fixedly installed at the top end of the base body, a transmission crawler belt is installed on the peripheral face of the transmission mechanism in a transmission mode, and two shear shank sets are installed on the edge of the top end of the base body through two installation plate sets. The side edges of the shear shank are connected through connecting rods, the top end of the shear shank is connected with a top plate through a mounting plate, a balance plate is fixedly mounted at the top end of the top plate, two movable grooves are formed in the bottom end of the balance plate, and motors are fixedly mounted on the side edges of the balance plate. A movable frame is fixedly installed in the top end of the movable plate, and a limiting block is fixedly installed on the side edge of the movable frame. According to the device, the height can be conveniently adjusted, different use requirements are met, meanwhile, under the condition that the device does not need to be moved, leftward or rightward position adjustment is achieved, and operation convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of aerial work, in particular to a lifting platform base. Background Art

[0002] Work performed at a certain height, especially those with the risk of falling, is usually called aerial work. Existing aerial work is generally performed by a lifting vehicle, but during the process, due to the different working positions, the device often needs to be moved to achieve the working requirements of different positions, which is relatively cumbersome. Existing lifting vehicles are also equipped with translation mechanisms for movement, but the existing translation mechanisms are relatively limited and can only meet the movement in a single direction, and have poor compatibility, so it is necessary to improve the existing devices to meet actual needs. Utility Model Content

[0003] 1. Technical issues to be solved

[0004] In view of the shortcomings of the prior art, the utility model provides a lifting platform base, which is easy to adjust the height to meet different usage needs. At the same time, it can achieve position adjustment to the left or right without the need for a moving device, thereby improving operational convenience and solving the above-mentioned technical problems.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lifting platform base, comprising a base, a transmission mechanism is installed at the bottom end of the base, and a telescopic rod is fixedly installed at the top, a transmission crawler is installed on the outer circumferential surface of the transmission mechanism, two groups of scissors frames are installed on the edge of the top end of the base through two groups of mounting plates, the two groups of scissors frames are connected by connecting rods on the sides, and a top plate is connected to the top through the mounting plate, a balance plate is fixedly installed on the top end of the top plate, two groups of movable grooves are opened at the bottom end of the balance plate, and a motor is fixedly installed on the side, a threaded rod is rotatably installed inside the movable groove, a movable plate is installed with threads passing through the outer circumferential surface of the threaded rod, a movable frame is fixedly installed inside the top end of the movable plate, a limiting block is fixedly installed on the side of the movable frame, and a fixed frame is fixedly installed on the top end of the balance plate.

[0007] Preferably, two sets of transmission mechanisms are relatively installed at the bottom end of the base.

[0008] Through the above technical solution, firstly, the transmission mechanism and the transmission crawler are matched with the existing devices on the market to replace the traditional moving wheels, making the device more stable when moving.

[0009] Preferably, the telescopic rods are relatively arranged in two groups, the connecting rods are relatively arranged in two groups, and the two groups of telescopic rods are connected to both ends of the outer circumference of one group of connecting rods through connecting rods.

[0010] Through the above technical solution, the telescopic rod is started to extend and retract, and the connecting rod is driven to extend and retract through the connecting rod, while the scissors frame is made to move upward in a straight line, thereby adjusting the height of the device so that the device can meet the use requirements of different heights.

[0011] Preferably, the motors are arranged in two groups relatively to each other, and the rotation directions of the rotors are arranged in opposite directions. The motor axes are fixedly connected to one end of the corresponding threaded rods of one group respectively, and the movable frame is slidably connected to the inside of the fixed frame.

[0012] Through the above technical solution, according to the adjustment requirements to the left or right during operation, the motor in the corresponding direction is started, so that the rotation of the motor drives the threaded rod to rotate, thereby driving the movable plate on the outer peripheral surface to drive the movable frame to slide inside the fixed frame, so that the distance between the movable frame at the corresponding end and the fixed frame is extended, so that the device can be adjusted in the lateral direction without moving, thereby improving the compatibility and operation convenience of the device.

[0013] Preferably, two groups of limit blocks are relatively fixedly installed on the inner and outer sides of each group of the movable frames, and two groups of limit grooves are relatively opened on the inner and outer sides of the fixed frames, and the limit blocks are slidably connected to the corresponding limit grooves.

[0014] Through the above technical solution, when the mobile frame slides inside the fixed frame, it drives the limit block to slide synchronously inside the limit groove, thereby maintaining the smooth movement of the mobile frame and limiting the moving distance of the mobile frame to avoid casualties caused by the device falling off.

[0015] Preferably, a safety switch door is provided at the middle end of the fixed frame via a hinge.

[0016] Through the above technical solution, the safety switch door is used to provide convenience for the workers to access the top working area, and the workers are surrounded by a fence area when working at high altitudes, reducing the problem of workers falling from high altitudes.

[0017] Compared with the prior art, the utility model provides a lifting platform base, which has the following beneficial effects:

[0018] 1. The utility model adopts the existing devices on the market for matching use through the transmission mechanism and the transmission crawler, which replace the traditional moving wheels to make the device more stable when moving. The telescopic rod is started to extend and retract, and the connecting rod is driven to extend and retract by the connecting rod. At the same time, the scissors frame moves upward in a straight line, so as to adjust the height of the device, so that the device can meet the use requirements of different heights.

[0019] 2. The utility model starts the motor in the corresponding direction according to the adjustment requirement to the left or right during operation, so that the rotation of the motor drives the threaded rod to rotate, thereby driving the movable plate on the outer peripheral surface to drive the movable frame to slide inside the fixed frame, thereby extending the distance between the movable frame at the corresponding end and the fixed frame, so that the device can be adjusted in the lateral direction without moving, thereby improving the compatibility and ease of operation of the device. When the movable frame slides inside the fixed frame, it drives the limit block to slide synchronously inside the limit groove, thereby maintaining the stability of the movement of the movable frame and limiting the moving distance of the movable frame to avoid the device falling off and causing casualties. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the three-dimensional structure of the structural platform base of the utility model;

[0021] Figure 2 This is an isometric side view of the base of the structural platform of the utility model;

[0022] Figure 3 This is an enlarged schematic diagram of the bottom of the structural platform base of the utility model;

[0023] Figure 4 This is a schematic diagram of the internal structure of the bottom of the structural platform base of the utility model;

[0024] Figure 5 This is a three-dimensional enlarged schematic diagram of the top plate of the base of the structural platform of the utility model;

[0025] Figure 6 It is a three-dimensional disassembly schematic diagram of the top of the base of the structural platform of the utility model.

[0026] Among them: 1. Base; 2. Transmission mechanism; 3. Telescopic rod; 4. Transmission track; 5. Mounting plate; 6. Scissor frame; 7. Connecting rod; 8. Top plate; 9. Balance plate; 10. Movable slot; 11. Motor; 12. Threaded rod; 13. Moving plate; 14. Moving frame; 15. Limit block; 16. Fixed frame; 17. Safety switch door; 18. Limit slot. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-6 A lifting platform base comprises a base 1, a transmission mechanism 2 is installed at the bottom end of the base 1, and a telescopic rod 3 is fixedly installed at the top, a transmission crawler 4 is installed on the outer circumferential surface of the transmission mechanism 2, two groups of scissor frames 6 are installed on the edge of the top of the base 1 through two groups of mounting plates 5, the two groups of scissor frames 6 are connected at the sides through connecting rods 7, and a top plate 8 is connected at the top through the mounting plate 5, a balance plate 9 is fixedly installed at the top of the top plate 8, two groups of movable grooves 10 are opened at the bottom end of the balance plate 9, and a motor 11 is fixedly installed on the side, a threaded rod 12 is rotatably installed inside the movable groove 10, a movable plate 13 is installed with threads penetrating the outer circumferential surface of the threaded rod 12, a movable frame 14 is fixedly installed inside the top of the movable plate 13, a limiting block 15 is fixedly installed on the side of the movable frame 14, and a fixed frame 16 is fixedly installed on the top of the balance plate 9.

[0029] Specifically, two sets of transmission mechanisms 2 are relatively installed at the bottom of the base 1. The advantages are that firstly, the transmission mechanism 2 and the transmission crawler 4 are matched with the existing devices on the market, replacing the traditional moving wheels to make the device more stable when moving.

[0030] Specifically, two groups of telescopic rods 3 are relatively arranged, and two groups of connecting rods 7 are relatively arranged, and the two groups of telescopic rods 3 are connected to the two ends of the outer circumference of one group of connecting rods 7 through connecting rods. The advantage is that when the telescopic rods 3 are started, the telescopic rods 3 are extended and retracted, and the connecting rods 7 are driven to extend and retract through the connecting rods, and at the same time, the scissor frame 6 is made to move linearly upward, so that the height of the device is adjusted, so that the device can meet the use requirements of different heights.

[0031] Specifically, two groups of motors 11 are arranged relatively, and the rotation directions of the rotors are arranged in opposite directions. The axis of the motor 11 is fixedly connected to one end of the threaded rod 12 corresponding to one group, and the mobile frame 14 is slidably connected to the inside of the fixed frame 16. The advantage is that according to the adjustment requirements to the left or right during operation, the motor 11 in the corresponding direction is started, so that the rotation of the motor 11 drives the threaded rod 12 to rotate, thereby driving the mobile plate 13 on the outer circumference to drive the mobile frame 14 to slide inside the fixed frame 16, so that the distance between the mobile frame 14 at the corresponding end and the fixed frame 16 is extended, so that the device can be adjusted in the horizontal direction without moving, thereby improving the compatibility and operation convenience of the device.

[0032] Specifically, two groups of limit blocks 15 are relatively fixedly installed on the inner and outer sides of each group of mobile frames 14, and two groups of limit grooves 18 are relatively opened on the inner and outer sides of the fixed frame 16, and the limit blocks 15 are slidably connected with the corresponding limit grooves 18. The advantage is that when the mobile frame 14 slides inside the fixed frame 16, the limit blocks 15 are driven to slide synchronously inside the limit grooves 18, thereby maintaining the stability of the movement of the mobile frame 14, and limiting the moving distance of the mobile frame 14, so as to avoid the situation where the device falls off and causes casualties.

[0033] Specifically, a safety switch door 17 is provided at the middle end of the fixed frame 16 by a hinge. The advantage is that the safety switch door 17 provides convenience for the staff to access the top working area, and the staff is surrounded by a fence area when working at high altitude, reducing the problem of staff falling from high altitude.

[0034] When in use, first, the transmission mechanism 2 and the transmission crawler 4 are matched with the existing devices on the market to replace the traditional moving wheels to make the device more stable when moving. The telescopic rod 3 is started to make the telescopic rod 3 extend and retract, and the connecting rod 7 is driven to extend and retract through the connecting rod. At the same time, the scissors frame 6 is made to move upward in a straight line, so as to adjust the height of the device to meet the use requirements of different heights. According to the adjustment requirements to the left or right during operation, the motor 11 in the corresponding direction is started, so that the motor 11 rotates to drive the threaded rod 12 to rotate, thereby driving the outer peripheral surface The movable plate 13 drives the movable frame 14 to slide inside the fixed frame 16, thereby extending the distance between the movable frame 14 and the fixed frame 16 at the corresponding end, so that the device can be adjusted in the lateral direction without moving, thereby improving the compatibility and operational convenience of the device. While the movable frame 14 slides inside the fixed frame 16, it drives the limit block 15 to slide synchronously inside the limit groove 18, thereby maintaining the stability of the movement of the movable frame 14 and limiting the moving distance of the movable frame 14 to avoid the device falling off and causing casualties.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lifting platform base, comprising a base (1), characterized in that: A transmission mechanism (2) is installed at the bottom end of the base (1), and a telescopic rod (3) is fixedly installed at the top end. A transmission crawler (4) is installed on the outer peripheral surface of the transmission mechanism (2). Two groups of scissor frames (6) are installed on the edge of the top end of the base (1) through two groups of mounting plates (5). The sides of the two groups of scissor frames (6) are connected by connecting rods (7), and the top end is connected to a top plate (8) through the mounting plate (5). A balance plate (9) is fixedly installed on the top end of the top plate (8). Two groups of movable grooves (10) are opened at the bottom end of the balance plate (9), and a motor (11) is fixedly installed on the side. A threaded rod (12) is rotatably installed inside the movable groove (10). A movable plate (13) is installed through the thread on the outer peripheral surface of the threaded rod (12). A movable frame (14) is fixedly installed inside the top end of the movable plate (13). A limit block (15) is fixedly installed on the side of the movable frame (14). A fixed frame (16) is fixedly installed on the top end of the balance plate (9).

2. A lifting platform base according to claim 1, characterized in that: Two sets of transmission mechanisms (2) are relatively mounted on the bottom end of the base (1).

3. The lifting platform base according to claim 1, characterized in that: The telescopic rods (3) are arranged in two groups relatively to each other, and the connecting rods (7) are arranged in two groups relatively to each other. The two groups of telescopic rods (3) are connected to the two ends of the outer peripheral surface of one group of connecting rods (7) via a connecting rod.

4. The lifting platform base according to claim 1, characterized in that: The motors (11) are arranged in two groups opposite to each other, and the rotation directions of the rotors are arranged in opposite directions. The axis of the motors (11) is fixedly connected to one end of a corresponding threaded rod (12) of one group, and the movable frame (14) is slidably connected to the inside of the fixed frame (16).

5. The lifting platform base according to claim 1, characterized in that: Two groups of limit blocks (15) are relatively fixedly installed on the inner and outer sides of each group of movable frames (14), and two groups of limit grooves (18) are relatively opened on the inner and outer sides of the fixed frame (16), and the limit blocks (15) are slidably connected to the corresponding limit grooves (18).

6. The lifting platform base according to claim 1, characterized in that: A safety switch door (17) is provided at the middle end of the fixed frame (16) via a hinge.

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