CN220078471U

CN220078471U - Power equipment promotes platform

Info

Publication number: CN220078471U
Application number: CN202321716945.4U
Authority: CN
Inventors: 宋侃; 黄诚; 庄杰; 沈熊; 王培元
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-03
Filing date: 2023-07-03
Publication date: 2023-11-24
Anticipated expiration: 2033-07-03

Abstract

The utility model discloses an electric power equipment lifting platform, which comprises a frame, wherein a moving mechanism is arranged at the bottom of the frame, and an operation space is arranged in the frame; the two guide plates are respectively arranged in the operation space at left and right intervals, and each guide plate can move up and down relative to the frame through the screw rod transmission device; the loading plate is connected between the two guide plates; the pushing plate can be connected to the loading plate in a forward and backward moving way through the translation mechanism, and the upper surface of the pushing plate is a loading plane; the weight sensor is fixed at the bottom of the loading plate and is electrically connected with the controller; the alarm is fixed on one side of the bottom of the frame, is electrically connected with the controller and is used for generating alarm information when the weight sensor detects that the carrying capacity of the loading plate exceeds a threshold value; the method has the advantages of potential safety hazard reduction, stable operation, easy operation and strong loading capacity.

Description

Power equipment promotes platform

Technical Field

The utility model relates to the technical field of power maintenance, in particular to a lifting platform of power equipment.

Background

In the process of power engineering construction, the power equipment needs to be installed at a certain height, but due to the fact that the power equipment is large in size and heavy in weight, the power equipment is usually required to be lifted up in height by using a corresponding lifting device.

The existing commonly used lifting device is a crane, when the crane operates, the motor drives the wind-up roller to operate through the reduction gearbox, the wind-up roller operates to shrink the traction rope, and when the traction rope is wound, the electric equipment is lifted, however, the existing lifting mode of the crane has the following defects:

1) When the traction rope pulls the electric equipment to lift, the electric equipment is easy to shake by a single acting force point of the traction rope, so that the traction rope is easy to bear too much force through the pulley at the position of the top pulley, and the position of the arm of force is easy to crack along with long-time use, so that potential safety hazards exist;

2) The installation of the power equipment is frequently operated outdoors, and when the power equipment is lifted, the pull rope is easy to swing under the action of wind power to cause the shaking of the power equipment, so that the installation of the power equipment is not facilitated, and the installation efficiency of the power equipment is affected;

3) The haulage rope serves as the sole lifting force transmission device, and a certain upper stress limit exists on the haulage rope, so that the capacity of the crane for lifting extra-heavy electric equipment is limited.

In summary, the existing crane lifting power equipment mode has the limitations on safety, stability and load weight, and the technical problem to be solved by the improved scheme is also solved.

Disclosure of Invention

The utility model aims to solve the problems and provide a lifting platform for electric equipment, which can reduce potential safety hazards, is stable in operation, is easy to operate and has strong loading capacity.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: an electrical equipment lifting platform comprising

The bottom of the frame is provided with a moving mechanism, and an operation space is formed in the frame;

the two guide plates are respectively arranged in the working space at left and right intervals, and each guide plate can move up and down relative to the frame through a screw rod transmission device;

the loading plate is connected between the two guide plates;

the pushing plate can be connected to the loading plate in a front-back moving way through the translation mechanism, and the upper surface of the pushing plate is a loading plane;

the weight sensor is fixed at the bottom of the loading plate and is electrically connected with the controller;

and the alarm is fixed on one side of the bottom of the frame, is electrically connected with the controller and is used for generating alarm information when the weight sensor detects that the carrying capacity of the loading plate exceeds a threshold value.

The frame comprises a bottom frame, a top frame and two side frames, the moving mechanism is arranged at the bottom of the bottom frame, and the two side frames are fixed between the bottom frame and the top frame at left and right intervals respectively.

And a guide rail assembly is arranged between each guide plate and the corresponding side frame, and comprises a sliding rail fixed on the side frame and a sliding block fixed on the guide plate, and the sliding block is arranged on the sliding rail in a sliding manner.

The screw rod transmission device comprises a transmission screw rod and a first nut seat, the upper end and the lower end of the transmission screw rod are respectively connected with the side frames through mounting seats, the first nut seat is fixed on the guide plate, the first nut seat is in threaded connection with the transmission screw rod, and a driving mechanism for driving the two transmission screw rods to rotate simultaneously is further arranged on the top frame.

The driving mechanism comprises a driving motor and a rotating shaft, the driving motor is fixed at the upper end of the top frame, the rotating shaft is rotatably connected at the lower end of the top frame, the driving motor drives the rotating shaft to rotate through a transmission unit, and two ends of the rotating shaft are respectively connected with the transmission screw rod through gear units.

The transmission unit comprises a first sprocket, a second sprocket and a chain, wherein the first sprocket is coaxially fixed on an output shaft of the driving motor, the second sprocket is coaxially fixed on the rotating shaft, and the chain is connected between the first sprocket and the second sprocket.

The upper portion of every the side bearer is rotatable respectively and is provided with the connecting axle, every the lower extreme of connecting axle pass through the shaft coupling with correspond the upper end of transmission lead screw is connected, gear unit includes two first bevel gears and two second bevel gears, two first bevel gears are coaxial respectively to be fixed in the both ends of pivot, two second bevel gears are coaxial respectively to be fixed in the upper end that corresponds the connecting axle, just first bevel gear with correspond the second bevel gear meshing.

The utility model discloses a load board, including push pedal, translation mechanism, load board, push pedal, displacement screw rod, the translation mechanism is provided with the guide rail unit between the push pedal with the load board, translation mechanism includes power motor, displacement screw rod and second nut seat, power motor fixes on the load board, displacement screw rod rotatable coupling is in the upper end of load board, and with power motor's output shaft coaxial coupling, the second nut seat is fixed the lower extreme of push pedal, and with displacement screw rod screw thread fit.

The moving mechanism comprises four universal wheels, and the four universal wheels are connected to the bottom of the underframe in a rectangular distribution mode.

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

1. the movable mechanism is arranged to enable the platform to have certain mobility, so that the platform can be conveniently moved and positioned in an operation area, the movable mechanism is suitable for changeable operation environments, and the use flexibility of the platform is enhanced;

2. the guide plate can move up and down through the screw rod transmission device, so that continuous change of lifting heights is realized, the requirements of different lifting heights are met, and the application range of the platform is increased;

3. the loading plate is connected between the two guide plates and moves up and down along with the guide plates under the drive of the screw rod, so that the bearing function is realized, a lifting device is not needed to be additionally arranged, and the structure is simple and reliable.

4. The push plate can move back and forth, so that the push plate is convenient for pushing the electric equipment to move to a designated position, and then the equipment is positioned and fixed on the push plate for lifting, so that the loading and unloading operation of the equipment is simplified;

5. the weight sensor can detect the carrying capacity of the loading plate in real time, and once the carrying capacity exceeds a set threshold value, an alarm is given out in time, so that overload operation and accidents are prevented, and the safety of the platform is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art are briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a driving mechanism according to the present utility model;

FIG. 3 is a schematic perspective view of a translation mechanism according to the present utility model;

FIG. 4 is a schematic block diagram of a circuit portion of the present utility model;

in the figure, 1, a frame; 2. a guide plate; 3. a load carrying plate; 4. a push plate; 5. a weight sensor; 6. an alarm; 7. a chassis; 8. a top frame; 9. a side frame; 10. a guide rail assembly; 11. a slide rail; 12. a slide block; 13. a screw rod transmission device; 14. a transmission screw rod; 15. a first nut seat; 16. a driving mechanism; 17. a driving motor; 18. a rotating shaft; 19. a transmission unit; 20. a first sprocket; 21. a second sprocket; 22. a chain; 23. a connecting shaft; 24. a coupling; 25. a gear unit; 26. a first bevel gear; 27. a second bevel gear; 28. a guide rail unit; 29. a power motor; 30. a displacement screw rod; 31. a second nut seat; 32. a universal wheel; 33. and a controller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one: as shown, a power equipment lifting platform comprises

The frame 1, the bottom of the frame 1 is provided with a moving mechanism, and an operation space is arranged in the frame 1;

the two guide plates 2 are respectively arranged in the working space at left and right intervals, and each guide plate 2 can move up and down relative to the frame 1 through a screw rod transmission device 13;

a loading plate 3 connected between the two guide plates 2;

the pushing plate 4 can be connected to the loading plate 3 in a back-and-forth moving way through a translation mechanism, and the upper surface of the pushing plate 4 is a loading plane;

the weight sensor 5 is fixed at the bottom of the loading plate 3 and is electrically connected with the controller 33;

an alarm 6 fixed to one side of the bottom of the frame 1 and electrically connected to the controller 33 for generating an alarm message when the weight sensor 5 detects that the load capacity of the load board 3 exceeds a threshold value.

The working process of the platform is as follows: firstly, the power equipment is lifted to the push plate 4, then, the lifting height is adjusted through the moving mechanism and the screw rod transmission device 13, the equipment is lifted to the designated height, finally, the equipment is moved to the operation position and is fixed and ready, in the operation process, the weight sensor 5 monitors the load capacity in real time, and the controller 33 controls and alarms according to the detection signals, so that the safe and stable operation of the platform is ensured.

In this embodiment, the weight sensor 5 selects the weight sensor 5 with load capacity matched with the platform, and considers a certain overload capacity, so that the constant force or variable force sensor is preferentially selected, the audible and visual alarm 6 is selected as the alarm 6, and the microcomputer controller 33 or the programmable logic controller 33 (PLC) is selected as the controller 33, so that the control precision is high, and the expansibility is good.

Embodiment two: as shown in the figure, unlike the first embodiment, the frame 1 includes a bottom frame 7, a top frame 8, and two side frames 9, the moving mechanism is provided at the bottom of the bottom frame 7, and the two side frames 9 are fixed between the bottom frame 7 and the top frame 8 at left and right intervals, respectively.

In the structure, the underframe 7, the top frame 8 and the two side frames 9 form a rigid frame 1 structure and are surrounded to form an operation space, so that the overall rigidity is high, heavier load can be effectively borne, the requirement of larger lifting amount is met, and the load capacity of the platform is enhanced.

A guide rail assembly 10 is arranged between each guide plate 2 and the corresponding side frame, the guide rail assembly 10 comprises a sliding rail 11 fixed on the side frame 9 and a sliding block 12 fixed on the guide plate 2, and the sliding block 12 is arranged on the sliding rail 11 in a sliding manner.

In the above structure, the slide rail 11 is fixed on the side frame 9, and performs supporting and guiding functions, and the slider 12 can slide on the slide rail 11 to realize up-and-down movement of the guide plate 2.

The screw rod transmission device 13 comprises a transmission screw rod 14 and a first nut seat 15, the upper end and the lower end of the transmission screw rod 14 are respectively connected with the side frame through mounting seats, the first nut seat 15 is fixed on the guide plate 2, the first nut seat 15 is in threaded connection with the transmission screw rod 14, and a driving mechanism 16 for driving the two transmission screw rods 14 to rotate simultaneously is further arranged on the top frame 8.

In the structure, the two ends of the transmission screw rod 14 are fixed on the side frame through the mounting seat, so that the rotation moment can be effectively transmitted, deformation caused by overlarge force can be avoided, the rigidity of the system is enhanced, and the transmission precision is also improved; the first nut seat 15 is in threaded connection with the transmission screw rod 14, can axially move along the screw rod when the transmission screw rod 14 rotates, realizes positioning movement of the guide plate 2, and the driving mechanism 16 can ensure that the guide plate 2 vertically moves by driving the two transmission screw rods 14 to simultaneously rotate, so that inclination is avoided, and the positioning precision is improved.

Embodiment III: as shown in the figure, unlike the second embodiment, the driving mechanism 16 includes a driving motor 17 and a rotating shaft 18, the driving motor 17 is fixed at the upper end of the top frame 8, the rotating shaft 18 is rotatably connected at the lower end of the top frame 8, the driving motor 17 drives the rotating shaft 18 to rotate through a transmission unit 19, and two ends of the rotating shaft 18 are respectively connected with the transmission screw 14 through a gear unit 25.

In the structure, the driving motor 17 drives the rotating shaft 18 to rotate through the transmission unit 19, and the mechanical transmission ratio can be selected according to the needs so as to meet different rotating speed requirements, so that the running speed of the system can be flexibly set, and the application range of the system is expanded; the two ends of the rotating shaft 18 are connected with the transmission screw rod 14 through the gear unit 25, so that the two screw rods can be synchronously driven to rotate, synchronous movement of the guide plate 2 is ensured, inclination is avoided, the positioning precision is improved, the gear ratio can be set compared with the gear transmission adopted in the last year, the rotation amount of each rotation of the screw rods is determined, the movement amount and the movement speed of the screw rods can be accurately controlled, and the requirement of high-precision positioning is met.

The transmission unit 19 includes a first sprocket 20 coaxially fixed to the output shaft of the drive motor 17, a second sprocket 21 coaxially fixed to the rotation shaft 18, and a chain 22 connected between the first sprocket 20 and the second sprocket 21.

In the structure, the chain wheel and the chain 22 are adopted for transmission, so that the mechanical transmission efficiency is high, the power transmission is stable and reliable, the service life is long, and the reliability of a driving system is enhanced.

The upper portion of each side frame 9 is rotatably provided with a coupling 23, the lower end of each coupling 23 is connected with the upper end of the corresponding drive screw 14 through a coupling 24, the gear unit 25 comprises two first bevel gears 26 and two second bevel gears 27, the two first bevel gears 26 are coaxially fixed at both ends of the rotating shaft 18 respectively, the two second bevel gears 27 are coaxially fixed at the upper ends of the corresponding coupling 23 respectively, and the first bevel gears 26 are meshed with the corresponding second bevel gears 27.

In the structure, bevel gear transmission is adopted, and the gear ratio can be selected according to the requirement so as to determine the rotation amount and the speed of the transmission screw rod 14, so that the movement control of the transmission screw rod 14 is more accurate and flexible, and the positioning requirements of different accuracies are met.

Embodiment four: as shown in the drawing, unlike the third embodiment, a guide rail unit 28 is provided between the push plate 4 and the load plate 3, the translation mechanism includes a power motor 29, a displacement screw 30 and a second nut seat 31, the power motor 29 is fixed on the load plate 3, the displacement screw 30 is rotatably connected to the upper end of the load plate 3 and is coaxially connected to the output shaft of the power motor 29, and the second nut seat 31 is fixed to the lower end of the push plate 4 and is in threaded engagement with the displacement screw 30.

In the structure, the guide rail unit 28 realizes the translational sliding of the push plate 4 on the loading plate 3, has accurate guiding effect, small friction force and stable and controllable movement, and is beneficial to improving the positioning precision of equipment; the power motor 29 is adopted to drive the translation mode of the displacement screw rod 30, so that the position of the push plate 4 is changed, and the linear movement device has the advantages of simple control and high positioning precision, and realizes high-precision linear movement.

The moving mechanism comprises four universal wheels 32, and the four universal wheels 32 are connected to the bottom of the underframe 7 in rectangular distribution.

In the above structure, four universal wheels 32 are distributed at four corners of the underframe 7, so that the support is balanced, the movement is stable, the movement can be flexibly performed, and the vehicle can easily enter the working area.

The specific working process of the device is as follows:

1. lifting the pushing plate 4 to the lifting position by the power equipment, detecting the carrying capacity of the carrying plate 3 by the weight sensor 5, and carrying out alarm processing by the controller 33 to ensure safe lifting;

2. the operator confirms that the equipment weight is normal, inputs the lifting height, the driving motor 17 starts to work, the first chain wheel 20 on the output shaft of the driving motor 17 drives the chain 22 to rotate, the chain 22 drives the second chain wheel 21 to rotate, and the second chain wheel 21 synchronously drives the rotating shaft 18 to rotate;

3. two ends of the rotating shaft 18 drive two second bevel gears 27 to rotate through a first bevel gear 26, and the two connecting shafts 23 synchronously rotate while the two second bevel gears 27 rotate, and the two connecting shafts 23 drive the corresponding transmission screw 14 to rotate through a coupler 24;

4. the two transmission screw rods 14 rotate, the guide plates 2 rotate through threaded connection with the transmission screw rods 14 and axially move along the transmission screw rods 14, lifting of the guide plates 2 is achieved, the loading plates 3 are connected between the two guide plates 2, and the loading plates 3 rise along with the lifting under the driving of the guide plates 2, so that lifting of equipment is achieved;

5. when the loading plate 3 rises to a certain height, the power motor 29 drives the displacement screw rod 30 to rotate, and the second nut seat 31 is driven by the displacement screw rod 30 to transversely move along the displacement screw rod 30;

6. the guide plate 2 and the push plate 4 continue to move under the drive until reaching the set position, the controller 33 sends out a stop signal, the drive system stops working, the accurate positioning of the equipment is realized, and then the power equipment is lifted to the specified position by the push plate 4;

7. after the equipment is used, the guide plate 2 and the loading plate 3 are lowered to realize the descent of the equipment, the push plate 4 also retreats to realize the unloading of the power equipment, and the system is restored to the original state and waits for the next use;

8. after the equipment is used, an operator moves the platform through the moving mechanism and drives out of the working area.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a power equipment promotes platform which characterized in that: comprising

the loading plate is connected between the two guide plates;

2. The power equipment lift platform of claim 1, wherein: the frame comprises a bottom frame, a top frame and two side frames, the moving mechanism is arranged at the bottom of the bottom frame, and the two side frames are fixed between the bottom frame and the top frame at left and right intervals respectively.

3. A power equipment lifting platform as claimed in claim 2, wherein: and a guide rail assembly is arranged between each guide plate and the corresponding side frame, and comprises a sliding rail fixed on the side frame and a sliding block fixed on the guide plate, and the sliding block is arranged on the sliding rail in a sliding manner.

4. A power equipment lifting platform according to claim 3, characterized in that: the screw rod transmission device comprises a transmission screw rod and a first nut seat, the upper end and the lower end of the transmission screw rod are respectively connected with the side frames through mounting seats, the first nut seat is fixed on the guide plate, the first nut seat is in threaded connection with the transmission screw rod, and a driving mechanism for driving the two transmission screw rods to rotate simultaneously is further arranged on the top frame.

5. The power equipment lift platform of claim 4, wherein: the driving mechanism comprises a driving motor and a rotating shaft, the driving motor is fixed at the upper end of the top frame, the rotating shaft is rotatably connected at the lower end of the top frame, the driving motor drives the rotating shaft to rotate through a transmission unit, and two ends of the rotating shaft are respectively connected with the transmission screw rod through gear units.

6. The power equipment lift platform of claim 5, wherein: the transmission unit comprises a first sprocket, a second sprocket and a chain, wherein the first sprocket is coaxially fixed on an output shaft of the driving motor, the second sprocket is coaxially fixed on the rotating shaft, and the chain is connected between the first sprocket and the second sprocket.

7. The power equipment lift platform of claim 5, wherein: the upper portion of every the side bearer is rotatable respectively and is provided with the connecting axle, every the lower extreme of connecting axle pass through the shaft coupling with correspond the upper end of transmission lead screw is connected, gear unit includes two first bevel gears and two second bevel gears, two first bevel gears are coaxial respectively to be fixed in the both ends of pivot, two second bevel gears are coaxial respectively to be fixed in the upper end that corresponds the connecting axle, just first bevel gear with correspond the second bevel gear meshing.

8. The power equipment lift platform of claim 1, wherein: the utility model discloses a load board, including push pedal, translation mechanism, load board, push pedal, displacement screw rod, the translation mechanism is provided with the guide rail unit between the push pedal with the load board, translation mechanism includes power motor, displacement screw rod and second nut seat, power motor fixes on the load board, displacement screw rod rotatable coupling is in the upper end of load board, and with power motor's output shaft coaxial coupling, the second nut seat is fixed the lower extreme of push pedal, and with displacement screw rod screw thread fit.

9. A power equipment lifting platform as claimed in claim 2, wherein: the moving mechanism comprises four universal wheels, and the four universal wheels are connected to the bottom of the underframe in a rectangular distribution mode.