Lifting device

Abstract

The utility model discloses a lifting device which comprises a lifting platform and a control box, and the lifting platform is connected with the control box through an electric wire. According to the utility model, the push rod is arranged at any corner of the lifting platform, the encoder is arranged in the push rod, and the encoder is connected with the motor synchronization module in the control box, so that the synchronous operation of the motor is effectively ensured; and meanwhile, a wireless communication module is also arranged in the control box, so that the adjusting and working efficiency of the equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of lifting equipment, and particularly relates to a lifting device. BACKGROUND

[0002] The lifting device is a hoisting machinery for vertically transporting goods and operating personnel, and is widely used in many fields such as construction, industry, medical treatment and business. At present, the traditional lifting equipment has the problems of large size, heavy weight and complex structure, so it is inconvenient to move and difficult to install. At the same time, the traditional lifting equipment has poor synchronism, which will lead to insufficient stability and carrying capacity of the device structure, and it is difficult to meet the use requirements. In addition, the traditional lifting equipment cannot be started automatically, and if multiple lifting equipment needs to be started at the same time, it can only be manually adjusted in sequence, which is more cumbersome and has the problem of low efficiency. SUMMARY

[0003] The utility model aims at overcoming the problems of poor synchronism and inconvenience of traditional lifting equipment, and provides a lifting device.

[0004] In order to achieve the above purpose, the utility model technical scheme is as follows: a lifting device, comprising a lifting platform and a control box, the lifting platform and the control box are connected by wires, the lifting platform comprises a push rod, a connecting piece and a platform, the platform and the push rod are fixedly installed through the connecting piece, a hall encoder is installed in the push rod, and the hall encoder is connected with a motor synchronization module in the control box.

[0005] In an embodiment, the push rod is installed at any corner of the platform.

[0006] In an embodiment, the push rod comprises a motor and a telescopic pipe, the motor drives the telescopic pipe to extend or retract, so as to realize the lifting or lowering of the lifting platform.

[0007] In an embodiment, the lifting platform comprises a base and an auxiliary plate, the base is fixedly installed at the bottom of any one of the push rods, and the auxiliary plate is fixedly connected between the two bases at the same end of the platform.

[0008] In an embodiment, a wireless communication module is installed in the control box, and the wireless communication module receives the signals sent by the encoder.

[0009] In an embodiment, the control box comprises a shell, an audible and visual alarm, a display screen, a button and a switch control panel, the audible and visual alarm is installed on one side of the outer wall of the shell, the display screen and the button are installed on the other side of the outer wall of the shell, and the switch control panel is arranged in the interior of the shell.

[0010] In an embodiment, the control box further comprises an exposed pipe and a terminal, one end of the exposed pipe is connected with the bottom end of the shell, the other end of the exposed pipe is matched with the terminal, the exposed pipe guides the switch control panel wire to the motor, and the terminal is connected with the motor.

[0011] In an embodiment, the lifting platform is installed in a subway track, and the control box is fixed on a column of a subway platform.

[0012] In conclusion, the lifting device is provided, the push rod is arranged at any corner of the platform, the encoder is arranged in the push rod, the motor synchronous module is arranged in the control box, and the synchronous operation of the motor is effectively ensured.

[0013] In order to make the above features and advantages of the utility model more obvious and easy to understand, the following examples are taken, and the accompanying drawings are described in detail as follows. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A schematic diagram of the lifting device is provided.

[0015] Figure 2 A scene use diagram of the lifting device is provided. DETAILED DESCRIPTION

[0016] In order to make the above features and advantages of the utility model more obvious and easy to understand, the following examples are taken, and the accompanying drawings are described in detail as follows.

[0017] Figure 1The utility model provides a kind of lifting device, the lifting device 1 includes lifting platform 11 and control box 12, the lifting platform 11 and the control box 12 are connected by electric wire, the lifting platform 11 is installed in subway track, the control box 12 is fixed on the column of subway platform.The lifting platform 11 includes platform 111, connecting piece 112, push rod 113, base 114 and auxiliary plate 115, the four corners of platform 111 are fixedly installed a group of connecting piece 112 respectively, the inner wall of any group of connecting piece 112 is fixedly connected with the push rod 113 corresponding thereto, the bottom end of any push rod 113 is provided with base 114, the auxiliary plate 115 is installed between the two base 114 of the same end of platform 111 with cooperation.The platform 111 is square plate, and the surface of the platform 111 is provided with pit or convex anti-skid pattern to increase friction, and surface is simultaneously treated with plastic spraying.Any connecting piece 112 is all " " character shape, the edge of connecting piece 112 extends along the axial direction of push rod 113 and is fixedly installed with the bottom end of platform 111, the inner wall of connecting piece 112 is fixedly connected with the shell 1131 of push rod 113.The shell 1131 of any push rod 113 is installed motor 1134 (not shown in the drawing), telescopic pipe 1132 (not shown in the drawing) and hall encoder 1133 (not shown in the drawing) inside, the motor 1134 and telescopic pipe 1132 are fixedly installed, and the motor 1134 is connected with the hall encoder 1133 with cooperation.The motor 1134 realizes vertical motion by driving corresponding telescopic pipe 1132, and the hall encoder 1133 converts the rotary motion of motor 1134 into hall signal.Any base 114 is provided with bolt hole 1141, by installing screw in bolt hole 1141, base 114 can be fixed on ground, to ensure the stability of device.Any auxiliary plate 115 is all pad plate with slope shape, for auxiliary connection ground and platform 111, eliminate the height difference of platform 111, provide convenience for the passage of robot.

[0018] The control box 12 comprises a shell 121, an exposed pipe 122 and a terminal 123, one end of the exposed pipe 122 is connected with the bottom end of the shell 121, and the other end of the exposed pipe 122 is fitted with the terminal 123. The shell 121 comprises a shell 1211, an audible and visual alarm display 1212, a display screen 1213, a button 1214 and a switch control panel (not shown in the figure), one side of the outer side wall of the shell 1211 is installed with the audible and visual alarm display 1212, the other side of the outer side wall of the shell 1211 is installed with the display screen 1213 and the button 1214, a group of the button 1214 is arranged below the display screen 1213, and the switch control panel (not shown in the figure) is arranged in the interior of the shell 1211. The shell 1211 is installed on the non-track and non-platform side of the column without occupying the space inside the track and the platform passage. The audible and visual alarm display 1212 is located on the track side of the shell 1211 and is used to display the current state of the lifting platform 11 and to make a sound prompt according to the corresponding state, and the state can include low position, high position, fault and running. The display screen 1213 is a touch screen and can display the current state of the lifting platform, IP address, fault information, task state and the like. The button 1214 can be set to trigger one or more of the following functions: emergency stop, reset, lifting and lowering the lifting platform. The button 1214 representing emergency stop is provided with an anti-misoperation cover shell, and the buttons 1214 representing lifting and lowering are set as the highest priority in the control system. The shell 1211 is further provided with a control system, the control system is connected with the encoder 1133, and the control system comprises a motor synchronization module to receive and compare signal strength, thereby realizing synchronous operation of the four motors 1134 and ensuring stable operation of the lifting platform 11; if the signals are not synchronized, the synchronization module has a judgment and correction function to adjust the synchronization of operation. In addition, the control system further comprises a wireless communication module to communicate with the platform to realize wireless management and control. The exposed pipe 122 is arranged outside the wire connecting the shell 121 and the terminal 123 to play a protection and support role. The terminal 123 connects the lifting platform 11 and the control box 12.

[0019] Figure 2 A scenario use diagram of a lifting device is shown. As Figure 2As shown, the lifting platform 11 is installed in the subway track 2, the base 114 is fixed on the track ground 21 by screws, the control box 12 is installed on the non-track and non-platform side of the column 31 of the subway platform 3, and the exposed pipe 122 is fixed on the column 31. When the lifting device 1 is not started, the platform 111 is close to the track ground 21. Press the button 1214 representing the rise or start the rising program in the wireless platform, the control system will start the motor 1134 (not shown in the figure) to drive the telescopic pipe 1132 (not shown in the figure), which drives the platform 111 to rise until the platform 111 is flush with the platform ground 32. The platform ground 32 is fixed with an auxiliary plate 33, which helps the robot to smoothly cross the gap between the platform 3 and the platform 111. Press the button 1214 representing the fall or start the falling program in the wireless platform, the control system will start the motor 1134 to drive the telescopic pipe 1132, which drives the platform 111 to fall until the platform 111 is in direct contact with the track ground 21. The robot will overcome the height difference between the platform 111 and the track ground 21 by using the auxiliary plate 115 to ensure smooth passage. After the robot finishes detecting the track 2, the rising operation will be started again.

[0020] In summary, the utility model provides a kind of lifting device, by being arranged in the platform 111 four corners the push rod 113, the push rod 113 inside installation encoder 1133, while being arranged in the control box 12 the motor synchronous module, effectively guarantee the synchronous operation of motor 1134;Wireless communication module is also arranged in the control box 12, improve the adjustment and work efficiency of equipment.

[0021] Although the utility model has been disclosed as above with examples, it is not used to limit the utility model, anyone with ordinary knowledge in the art can make some changes and decorations without departing from the spirit and scope of the utility model, so the protection scope of the utility model should be defined by the following application patent scope.

Claims

1. A lifting device, characterized in that: The lifting platform includes a lifting platform and a control box, which are connected by wires. The lifting platform includes a push rod, a connecting piece and a platform. The platform and the push rod are fixedly installed through the connecting piece. A Hall encoder is installed in the push rod, and the Hall encoder is connected to the motor synchronization module in the control box.

2. A lifting device according to claim 1, characterized in that: The push rod is installed at any corner of the platform.

3. A lifting device according to claim 2, characterized in that: The push rod includes a motor and a telescopic tube, and the motor drives the telescopic tube to extend and retract to realize the lifting platform to rise or fall.

4. A lifting device according to claim 3, characterized in that: The lifting platform includes a base and an auxiliary plate. The base is fixedly mounted on the bottom of any one of the push rods, and the auxiliary plate is fixedly connected between the two bases at the same end of the platform.

5. A lifting device according to claim 4, characterized in that: A wireless communication module is installed inside the control box, and the wireless communication module receives the signal sent by the encoder.

6. A lifting device according to claim 5, characterized in that: The control box includes a shell, an audible and visual alarm display, a display screen, buttons and a switch control panel. The audible and visual alarm display is installed on one side of the outer wall of the shell, the display screen and the buttons are installed on the other side of the outer wall of the shell, and the switch control panel is arranged inside the shell.

7. A lifting device according to claim 6, characterized in that: The control box also includes an exposed pipe and a wiring terminal. One end of the exposed pipe is connected to the bottom end of the shell, and the other end of the exposed pipe is equipped with the wiring terminal. The exposed pipe guides the switch control board line to the motor, and the wiring terminal is connected to the motor.

8. A lifting device according to claim 7, characterized in that: The lifting platform is installed in the subway track, and the control box is fixed on the column of the subway platform.

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