Intelligent electric tool for assembling and disassembling electricity meter and electricity meter assembling and disassembling method thereof

Abstract

The invention provides an intelligent electric tool for assembling and disassembling an electric meter and an electric meter assembling and disassembling method thereof, and particularly relates to the technical field of mechanical tools. The intelligent electric tool comprises a main body frame, the main body frame comprises a front handle frame and a rear handle frame which are fixedly connected, and the top ends of the front handle frame and the rear handle frame are fixedly connected with a shell; the positioning assembly is used for limiting terminal columns on the electric meter box, the linear motion assembly is connected with the positioning assembly, and the power driving assembly and the turnover executing mechanism are connected with the linear motion assembly. According to the intelligent electric tool for assembling and disassembling the electricity meter and the electricity meter assembling and disassembling method thereof, the electricity meter can be assembled and disassembled on the premise that a terminal wire is not involved, and the electricity meter is protected.

Description

Technical Field

[0001] The present invention belongs to the technical field of mechanical tools, and in particular relates to an intelligent electric tool for installing and removing an electric meter and an electric meter installing and removing method thereof. Background Art

[0002] Electric meter is the abbreviation of energy meter, which is used to measure electric energy. It is also called watt-hour meter, fire meter, energy meter, kilowatt-hour meter, and refers to instruments that measure various electrical quantities. At present, most household single-phase meters use a quick-change structure. They can be powered on by plugging the meter jack into the terminal column, without the need to tighten the terminal wire with screws. The installation and disassembly of this type of meter currently uses manual lifting and pressing to press the meter tightly. Manual external force is applied, and uneven external force during installation will cause poor contact of the terminals, and the meter is also easily damaged during disassembly.

[0003] Therefore, how to install and disassemble the electric meter and protect the electric meter without involving the terminal wires becomes the key technical problem to be solved in this solution. Summary of the invention

[0004] The purpose of the present invention is to provide an intelligent electric tool for installing and removing an electric meter and an electric meter installation and removal method thereof, which solves the technical problem of how to install and remove the electric meter without involving terminal wires and protect the electric meter.

[0005] An intelligent electric tool for loading and unloading an electric meter comprises a main frame, wherein the main frame includes a front handle frame and a rear handle frame which are fixedly connected, wherein the top ends of the front handle frame and the rear handle frame are fixedly connected to a housing, and further comprises a positioning component for limiting the position of a terminal column on an electric meter box, a linear motion component connected to the positioning component, a power drive component connected to the linear motion component, and a flip actuator and a control component.

[0006] The positioning assembly includes a positioning body arranged below the rear handle frame, the positioning body is provided with a positioning groove, the positioning groove is adapted to be connected with a terminal column on the meter box, the terminal column is provided with a step structure, and a stepped clamping structure is provided in the positioning groove.

[0007] The terminal column is fixed in the meter box and is a component of the meter box. The positioning body is manually put on both sides of the terminal column table for positioning.

[0008] The linear motion assembly includes a linear guide rail fixedly connected to the positioning body, a limit seat fixed to one end of the linear guide rail, a slider arranged on the linear guide rail, a power plate fixedly connected to the slider, a power pair and a drive plate arranged on the power plate, and the guide rail direction of the linear guide rail is consistent with the propulsion direction of the electric meter installation;

[0009] The power pair includes a ball screw, a servo motor connected to the ball screw, and a motor seat connected to the servo motor. The ball screw and the coupling form a screw transmission. The coupling is fixedly connected to the drive plate, and the drive plate is fixedly connected to the slider. The working principle of the power pair is prior art and will not be described in detail here.

[0010] The coupling is connected to the drive plate, the drive plate is connected to the power plate, and the power plate is connected to the slider; when the ball screw drives the coupling to move, the interconnected parts follow the movement, the coupling drives the drive plate to move, the drive plate drives the power plate to move, and the power plate drives the slider to move on the guide rail.

[0011] The flip actuator includes a front flip shaft, a pressure gauge claw connected to the front flip shaft, and a flip motor 1 drivingly connected to the front flip shaft to achieve counterclockwise flipping;

[0012] It also includes a rear flip shaft, a meter unloading claw connected to the rear flip shaft, and a second flip motor connected to the rear flip shaft to achieve clockwise flipping;

[0013] The first flap motor and the second flap motor are both connected to the motor seat.

[0014] The meter pressing claw and meter removing claw are respectively installed on the power board through the front flip axis and the rear flip axis. When installing the meter, the meter pressing claw contacts the top surface of the meter, and the meter removing claw is flipped and pressed against the power board; when removing the meter, the meter removing claw contacts the bottom surface of the meter, and the meter pressing claw is flipped and pressed against the power board.

[0015] The control assembly comprises a handle, a three-position switch connected to the handle, an integrated module arranged on the housing, a rear limit switch arranged on the rear limit seat, a front limit switch fixed on the power board, and a reset switch.

[0016] The front limit switch is arranged at the front end of the power board and is used to limit the maximum propulsion position when installing the meter;

[0017] The rear limit switch is arranged on the rear limit seat and is used to limit the maximum retracted position when the meter is unloaded;

[0018] The reset switch comprises a meter installation reset switch and a meter removal reset switch, which correspond to the zero position calibration of the meter pressing claw and the meter removal claw respectively.

[0019] The three-position switch is provided with three positions, namely, the meter loading position, the middle position and the meter unloading position. When the meter loading position is triggered, the power pair is pushed forward, when the meter unloading position is triggered, the power pair is retracted in the reverse direction, and when the middle position is triggered, the system enters the standby state.

[0020] The integrated module includes a touch screen, a pressure sensor for real-time monitoring of the pressing force of the pressure gauge claw and feeding back to the control system, and a wireless communication module. The touch screen is provided with a meter installation button and a meter removal button.

[0021] A transfer structure for transferring a plurality of electric meters is provided below the main frame; the transfer structure comprises a base frame, a conveyor belt horizontally arranged on the base frame, and a push cylinder arranged on one side of the conveyor belt, a plurality of electric meters are arranged on the conveyor belt, and both ends of the conveyor belt are connected to the base frame through belt shafts, wherein one belt shaft is connected to a servo motor;

[0022] A position alignment assembly is arranged above the conveyor belt, and the position alignment assembly includes a clamping cylinder, a lifting cylinder connected above the clamping cylinder, and a positioning plate fixedly connected to the lifting cylinder at one end, and the other end of the positioning plate is also rotatably connected to the driving plate. The clamping cylinder is in separate contact with both sides of the electric meter.

[0023] A method for installing and removing an electric meter of an electric tool comprises the following steps: Step 1: Attach the positioning body to the step of the terminal column; Step 2: Trigger the meter installation button to perform the automatic change operation. Specifically: First, turn the pressure gauge claw counterclockwise until it triggers the meter reset switch, then reverse 90° to position it vertically; Secondly, the meter unloading claw turns clockwise to trigger the meter unloading reset switch and then positions horizontally; Finally, the power auxiliary pushes forward to trigger the front limit switch; Step 3: Operate the three-position switch to the meter installation position, and the power auxiliary pushes the meter until the rear limit switch is triggered; Step 4: The power pair automatically returns to the front limit switch and is triggered, thus completing the installation of the electric meter; Step 5: The positioning body is clamped on the step of the terminal column of the meter to be removed; Step 6: Trigger the meter unloading button to perform the automatic change operation, specifically as follows: First, the gauge jaws are flipped counterclockwise to a horizontal position; Secondly, the meter unloading claw flips clockwise to trigger the reset switch and then reverses 90° to position vertically; Finally, the power pair pushes back to trigger the rear limit switch; Step 7: Operate the three-position switch to the meter unloading position, and the power auxiliary retracts the meter until the front limit switch is triggered; Step 8: The power pair automatically returns to the rear limit switch and is triggered, thus realizing the disassembly of the electric meter.

[0024] The present invention achieves the following significant effects:

[0025] (1) This solution allows the user to manually place the tool on both sides of the terminal column and position it. The touch screen button on the integrated module can be used to automatically load or unload the meter. The meter loading / unloading automation can be realized without manual external force, saving time and effort. In addition, this tool is also highly intelligent: when loading the meter, the meter pressing claw will automatically flip to a vertical position, and the meter unloading claw will automatically flip to a horizontal position. After the meter is loaded, it will automatically touch the limit switch to automatically stop the meter loading operation; when unloading the meter, the meter unloading claw will automatically flip to a vertical position, and the meter pressing claw will automatically flip to a horizontal position. After the meter is unloaded, it will automatically touch the limit switch to automatically stop the meter unloading operation; the meter pressing claw / meter unloading claw is flipped into place and is also controlled by an induction switch, and its control intelligence level is relatively high.

[0026] (2) In addition to the function of regulating the status of the three-position switch, the front limit switch and the rear limit switch, the power pair in this scheme also has the function of adjusting the position of the clamping cylinder 25, so that the automatic straightening and guiding of the electric meter can be carried out smoothly. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 Schematic diagram of the structure of the intelligent electric tool in Example 1 of the present invention.

[0028] Figure 2 This is a schematic diagram of the connection structure of the power plate in Example 1 of the present invention.

[0029] Figure 3 It is a structural schematic diagram of the transport structure in Example 2 of the present invention.

[0030] Among them, the figure markings are: 1. three-position switch; 2. handle; 3. housing; 4. power pair; 5. drive plate; 6. front handle frame; 7. integrated module; 8. front limit switch; 9. power plate; 10. meter pressure claw; 11. linear guide; 12. electric meter; 13. meter removal claw; 14. terminal column; 15. positioning body; 16. rear limit seat; 17. rear limit switch; 18. rear handle frame; 191. flip motor one; 192. flip motor two; 20. motor seat; 21. reset switch; 211. meter installation reset switch; 212. meter removal reset switch; 221. front flip axis; 222. rear flip axis; 23. conveyor belt; 24. pushing cylinder; 25. clamping cylinder; 26. lifting cylinder; 27. positioning plate. DETAILED DESCRIPTION

[0031] In order to more clearly illustrate the technical features of this solution, this solution is described below through specific implementation methods.

[0032] Embodiment 1:

[0033] See also Figure 1-Figure 2A smart electric tool for loading and unloading an electric meter includes a main frame, the main frame includes a front handle frame 6 and a rear handle frame 18 fixedly connected, the top of the front handle frame 6 and the rear handle frame 18 are fixedly connected to a shell 3, and also includes a positioning component for limiting the terminal column 14 on the electric meter box, a linear motion component connected to the positioning component, a power drive component connected to the linear motion component, a flip actuator, and a control component.

[0034] The positioning assembly includes a positioning body 15 arranged below the rear handle frame 18, the positioning body 15 is provided with a positioning slot, the positioning slot is adapted to be connected with the terminal column 14 on the meter box, the terminal column 14 is provided with a step structure, and a stepped clamping structure is provided in the positioning slot.

[0035] The linear motion assembly includes a linear guide 11 fixedly connected to a positioning body 15, a limit seat 16 fixed to one end of the linear guide 11, a slider arranged on the linear guide 11, a power plate 9 fixedly connected to the slider, a power pair 4 and a drive plate 5 arranged on the power plate 9, and the guide direction of the linear guide 11 is consistent with the propulsion direction of the electric meter installation;

[0036] The power pair includes a ball screw, a servo motor connected to the ball screw, and a motor seat connected to the servo motor. The ball screw and the coupling form a screw transmission. The coupling is fixedly connected to the drive plate 5, and the drive plate 5 is fixedly connected to the slider.

[0037] The coupling is connected to the drive plate 5, the drive plate 5 is connected to the power plate 9, and the power plate 9 is connected to the slider; when the ball screw drives the coupling to move, the mutually connected parts follow the movement, the coupling drives the drive plate 5 to move, the drive plate 5 drives the power plate 9 to move, and the power plate 9 drives the slider to move on the linear guide 11.

[0038] The flip actuator includes a front flip shaft 221, a pressure gauge claw 10 connected to the front flip shaft 221, and a flip motor 191 drivingly connected to the front flip shaft 221 to achieve counterclockwise flipping;

[0039] It also includes a rear flip shaft 222, a meter unloading claw 13 connected to the rear flip shaft 222, and a flip motor 192 drivingly connected to the rear flip shaft 222 to achieve clockwise flipping;

[0040] The flap motor 1 191 and the flap motor 2 192 are both connected to the motor base 20 .

[0041] The control assembly includes a handle 2, a three-position switch 1 connected to the handle 2, an integrated module 7 arranged on the housing 3, a rear limit switch 17 arranged on the rear limit seat 16, a front limit switch 8 fixed on the power board 9, and a reset switch 21.

[0042] The front limit switch 8 is arranged at the front end of the power board 9, and is used to limit the maximum propulsion position when installing the meter;

[0043] The rear limit switch 17 is arranged on the rear limit seat 16 and is used to limit the maximum retracted position when the meter is unloaded;

[0044] The reset switch 21 includes a meter installation reset switch 211 and a meter removal reset switch 212 , which correspond to the zero position calibration of the meter pressing claw 10 and the meter removal claw 13 respectively.

[0045] The three-position switch 1 is provided with three positions, namely, the meter loading position, the middle position and the meter unloading position. When the meter loading position is triggered, the power pair 4 is pushed forward. When the meter unloading position is triggered, the power pair 4 is retracted in the reverse direction. When the middle position is triggered, the system enters the standby state.

[0046] The integrated module 7 includes a touch screen, a pressure sensor for real-time monitoring the pressing force of the pressure gauge claw 10 and feeding back to the control system, and a wireless communication module. The touch screen is provided with a meter loading button and a meter unloading button.

[0047] A method for installing and removing an electric meter of an electric tool comprises the following steps: Step 1: snap the positioning body 15 onto the step of the terminal column 14; Step 2: Trigger the meter installation button to perform the automatic change operation. Specifically: First, the meter pressing claw 10 is turned counterclockwise to trigger the meter reset switch 211, and then reversed 90 degrees to a vertical position; Secondly, the meter unloading claw 13 turns clockwise to trigger the meter unloading reset switch 212 and then is positioned horizontally; Finally, the power pair 4 is pushed forward to trigger the front limit switch 8; Step 3: operate the three-position switch 1 to the meter installation position, and the power pair 4 pushes the meter 12 until the rear limit switch 17 is triggered; Step 4: The power pair 4 automatically returns to the front limit switch 8 and is triggered, thus achieving the installation of the electric meter; Step 5: The positioning body 15 is clamped on the step of the terminal column 14 of the electric meter to be removed; Step 6: Trigger the meter unloading button to perform the automatic change operation, specifically as follows: First, the pressure gauge claw 10 is turned counterclockwise to a horizontal position; Secondly, the meter unloading claw 13 flips clockwise to trigger the reset switch and then reverses 90° to vertical positioning; Finally, the power pair 4 pushes back to trigger the rear limit switch 17; Step 7: operate the three-position switch 1 to the meter unloading position, and the power pair 4 retracts the meter 12 until the front limit switch 8 is triggered; Step 8: The power pair 4 automatically returns to the rear limit switch 17 and is triggered, thus realizing the disassembly of the electric meter.

[0048] The specific working process of the present invention is as follows:

[0049] During operation, the positioning slots on the positioning body 15 need to be matched with the two sides of the steps on the terminal column 14. The positioning body 15 is equipped with a linear guide 11. One end of the linear guide 11 is fixedly equipped with a rear limit seat 16, a rear handle frame 18, a front handle frame 6, and a power pair 4. The power pair 4 is fixed to the linear guide 11 through a motor fixing plate. A rear limit switch 17 is provided on the rear limit seat 16.

[0050] A slider is provided on the linear guide 11, a power plate 9 is installed on the slider, a front limit switch 8, a motor seat 20, a drive plate 5, and a reset switch are installed on the power plate 9. A front flip shaft 221 and a rear flip shaft 222 are rotatably provided in the front and rear slots at both ends of the power plate 9, respectively, the upper part of the front flip shaft 221 is connected to the pressure gauge claw 10, and the upper part of the rear flip shaft 222 is connected to the unloading gauge claw 13.

[0051] The motor seat 20 is provided with a flap motor 1 and a flip motor 2, and the output shafts of the flap motors 1 and 2 are connected to the front flip shaft and the rear flip shaft respectively.

[0052] The handle 2 is connected to the front handle frame 6 and the rear handle frame 18 , a three-position switch 1 is arranged on the handle 2 , a housing 3 is connected to the side walls of the front handle frame 6 and the rear handle frame 18 , and an integrated module 7 is arranged on the housing 3 .

[0053] In detail, the specific working principle of this solution is described as follows:

[0054] To perform meter installation, press the meter installation touch screen button on the integrated module 7 and perform the following actions at the same time: First, the pressure gauge claw 10 finds the zero position, and the control system controls the flap motor 191 to rotate, driving the pressure gauge claw 10 to flip counterclockwise until the reset switch 211 is triggered to complete the reset, and then the flap motor 191 reverses 90 degrees to drive the pressure gauge claw 10 to a vertical state; Secondly, the meter unloading claw 13 finds the zero position, and the control system controls the second flap motor 192 to rotate, driving the meter unloading claw 13 to flip clockwise until the reset switch 212 is triggered to complete the reset, so that the meter unloading claw 13 is in a horizontal state; Finally, the power pair 4 finds the zero position of the pressure gauge, and the power pair 4 is pushed forward until the front limit switch 8 is triggered, completing the meter installation and zero position finding action.

[0055] After the above actions are completed, the electric meter 12 is manually placed in the pre-installation position in the electric meter box, the electric tool positioning body 15 of the present invention is clamped on the step on the meter terminal column 14 for positioning, and then the three-position switch 1 is pushed to the meter installation position, and the power pair 4 is started to push the electric meter 12 and the terminal of the terminal column 14 to gradually contact and be pressed, until the rear limit switch 17 is triggered, and the automatic installation of the electric meter 12 is completed;

[0056] At the same time, the motor of the power pair 4 reverses and returns to the empty stroke until the front limit switch 8 is triggered, and then the power tool is removed. At this time, the entire process of installing the electric meter 12 is completed, and the power tool waits for the installation of the next electric meter until all the pre-installed electric meters in the meter box are installed.

[0057] Then proceed with the meter unloading process, press the meter unloading touch screen button on the integrated module 7, and perform the following actions at the same time: First, the pressure gauge claw 10 finds the zero position, and the control system controls the flap motor 191 to rotate, driving the pressure gauge claw 10 to flip counterclockwise until the reset switch 211 is triggered to complete the reset, so that the pressure gauge claw 10 is in a horizontal state; Secondly, the meter unloading claw 13 finds the zero position, and the control system controls the second flap motor 192 to rotate, driving the meter unloading claw 13 to flip clockwise until the reset switch 212 is triggered to complete the reset, and then the flap motor 192 reverses 90° to make the meter unloading claw 13 in a vertical state; Finally, the power pair 4 finds the zero position of the pressure gauge, and the power pair 4 motor pushes back until the rear limit switch 17 is triggered, completing the unloading meter to find the zero position action.

[0058] After the above actions are completed, the electric tool is manually placed so that the positioning body 15 is stuck on the step on the pre-disassembly terminal column 14 and positioned, and then the three-position switch 1 is pushed to the disassembly position, and the power sub-4 is started to push the terminals of the meter 12 and the terminal column 14 to gradually separate until the front limit switch 8 is triggered, and the automatic disassembly of the meter 12 is completed; at the same time, the motor of the power sub-4 reverses and returns to the empty stroke until the limit switch 8 is triggered;

[0059] Then, the electric tool is removed, and the whole process of disassembling the electric meter 12 is completed at this time. The electric tool waits for the disassembly of the next electric meter 12 until all the pre-disassembled electric meters 12 in the meter box are disassembled.

[0060] Embodiment 2:

[0061] See also Figure 3 A transfer structure for transferring multiple electric meters 12 is provided below the main frame; the transfer structure includes a base frame, a conveyor belt 23 horizontally arranged on the base frame, and a push cylinder 24 arranged on one side of the conveyor belt 23. Multiple electric meters 12 are arranged on the conveyor belt 23. Both ends of the conveyor belt 23 are connected to the base frame through belt shafts, one of which is connected to the servo motor.

[0062] A position adjustment assembly is provided above the conveyor belt 23, and the position adjustment assembly includes a clamping cylinder 25, a lifting cylinder 26 connected above the clamping cylinder 25, and a positioning plate 27 fixedly connected to the lifting cylinder 26 at one end, and the other end of the positioning plate 27 is also rotatably connected to the driving plate 5. The clamping cylinder 25 is in separate contact with both sides of the electric meter 12.

[0063] Specifically, a driving shaft is fixedly provided at the other end of the positioning plate 27 , and one end of the driving shaft is connected to a driving motor. Under the action of the driving motor, the positioning plate 27 rotates.

[0064] During use, as the conveyor belt conveys, when the electric meter reaches the position of the pushing cylinder 24, the clamping cylinder 25 is used to adjust the position of the electric meter. Then, under the action of the pushing cylinder 24, the electric meter 12 is moved so that the positioning grooves on the positioning body 15 are matched with the two sides of the steps on the terminal column 14 to realize automatic operation; the clamping cylinder 25 plays the role of adjusting the meter box to guide the movement of the electric meter.

[0065] Finally, it should be noted that the meter model for this solution is the DDSIF71 electronic single-phase carrier multi-rate energy meter, manufactured by Jiangsu Linyang Electronics Co., Ltd.; or the DDZY1506 single-phase fee-controlled intelligent energy meter, manufactured by Qingdao Hi-Tech Communication Co., Ltd. Its specific structure and shape are all prior art, and are not marked in detail in the attached drawings.

[0066] Technical features not described in the present invention can be achieved through or by adopting existing technologies and will not be described in detail here. Of course, the above description is not a limitation of the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by ordinary technicians in this technical field within the essential scope of the present invention should also fall within the scope of protection of the present invention.

Claims

1. An intelligent electric tool for loading and unloading an electric meter, comprising a main frame, wherein the main frame comprises a front handle frame (6) and a rear handle frame (18) which are fixedly connected, wherein the top ends of the front handle frame (6) and the rear handle frame (18) are fixedly connected to a housing (3), characterized in that: It also includes a positioning component for limiting the position of a terminal column (14) on the electric meter box, a linear motion component connected to the positioning component, a power drive component and a flip actuator connected to the linear motion component, and a control component.

2. The intelligent electric tool for loading and unloading an electric meter according to claim 1, characterized in that: The positioning assembly comprises a positioning body (15) arranged below the rear handle frame (18), the positioning body (15) being provided with a positioning slot, the positioning slot being adapted to be connected with a terminal column (14) on the electric meter box, the terminal column (14) being provided with a step structure, and a stepped clamping structure being provided in the positioning slot.

3. The intelligent electric tool for loading and unloading an electric meter according to claim 2, characterized in that: The linear motion assembly comprises a linear guide rail (11) fixedly connected to the positioning body (15), a limit seat (16) fixed to one end of the linear guide rail (11), a slider arranged on the linear guide rail (11), a power plate (9) fixedly connected to the slider, a power pair (4) and a drive plate (5) arranged on the power plate (9), and the guide rail direction of the linear guide rail (11) is consistent with the propulsion direction of the electric meter installation; The power pair (4) comprises a ball screw transmission mechanism, a servo motor connected to the ball screw transmission mechanism, and a motor seat connected to the servo motor. A drive plate (5) is provided on the ball screw transmission mechanism, and the drive plate (5) is connected to the slider via a coupling.

4. The intelligent electric tool for loading and unloading an electric meter according to claim 2, characterized in that: The flip actuator comprises a front flip shaft (221), a pressure gauge claw (10) connected to the front flip shaft (221), and a flip motor (191) drivingly connected to the front flip shaft (221), so as to realize counterclockwise flipping; It also includes a rear flip shaft (222), a meter unloading claw (13) connected to the rear flip shaft (222), and a second flip motor (192) drivingly connected to the rear flip shaft (222) to achieve clockwise flipping; The first flap motor (191) and the second flap motor (192) are both connected to the motor base (20).

5. The intelligent electric tool for installing and removing an electric meter according to claim 2, characterized in that: The control assembly comprises a handle (2), a three-position switch (1) connected to the handle (2), an integrated module (7) arranged on the housing (3), a rear limit switch (17) arranged on the rear limit seat (16), a front limit switch (8) fixed on the power plate (9), and a reset switch (21).

6. The intelligent electric tool for installing and removing an electric meter according to claim 5, characterized in that: The front limit switch (8) is arranged at the front end of the power plate (9) and is used to limit the maximum propulsion position when installing the meter; The rear limit switch (17) is arranged on the rear limit seat (16) and is used to limit the maximum retracted position when the meter is unloaded; The reset switch (21) comprises a meter installation reset switch (211) and a meter removal reset switch (212), which respectively correspond to the zero position calibration of the meter pressing claw (10) and the meter removal claw (13).

7. The intelligent electric tool for installing and removing an electric meter according to claim 5, characterized in that: The three-position switch (1) is provided with three positions, namely, a meter loading position, a middle position and a meter unloading position. When the meter loading position is triggered, the power pair (4) is pushed forward. When the meter unloading position is triggered, the power pair (4) is retracted in the reverse direction. When the middle position is triggered, the system enters a standby state.

8. The intelligent electric tool for installing and removing an electric meter according to claim 2, characterized in that: The integrated module (7) comprises a touch screen, a pressure sensor for real-time monitoring the pressing force of the pressure gauge claw (10) and feeding back to the control system, and a wireless communication module. The touch screen is provided with a meter installation button and a meter removal button.

9. The intelligent electric tool for installing and removing an electric meter according to claim 3, characterized in that: A transfer structure for transferring a plurality of electric meters (12) is provided below the main frame; the transfer structure comprises a base frame, a conveyor belt (23) horizontally arranged on the base frame, and a push cylinder (24) arranged on one side of the conveyor belt (23); a plurality of electric meters (12) are arranged on the conveyor belt (24); two ends of the conveyor belt (23) are respectively connected to the base frame via belt shafts, and one of the belt shafts is connected to a servo motor; A position alignment component is arranged above the conveyor belt (23), and the position alignment component comprises a clamping cylinder (25), a lifting cylinder (26) connected above the clamping cylinder (25), and a positioning plate (27) fixedly connected to the lifting cylinder (26) at one end, and the other end of the positioning plate (27) is also rotatably connected to the driving plate (5), and the clamping cylinder (25) is in separate contact with both sides of the electric meter (12).

10. A method for installing and removing an electric meter based on the electric tool according to any one of claims 1 to 9, characterized in that: The specific steps include: Step 1: snap the positioning body (15) onto the step of the terminal column (14); Step 2: Trigger the meter installation button to perform the automatic change operation. Specifically: First, the meter pressing claw (10) is turned counterclockwise until it triggers the meter reset switch (211), and then reversed 90 degrees to a vertical position; Secondly, the meter unloading claw (13) turns clockwise to trigger the meter unloading reset switch (212), and then is positioned horizontally; Finally, the power pair (4) is pushed forward to trigger the front limit switch (8); Step 3: operate the three-position switch (1) to the meter installation position, and the power pair (4) pushes the meter (12) until the rear limit switch (17) is triggered; Step 4: The power pair (4) automatically returns to the front limit switch (8) to trigger, thus completing the installation of the electric meter; Step 5: The positioning body (15) is clamped on the step of the terminal column (14) of the electric meter to be removed; Step 6: Trigger the meter unloading button to perform the automatic change operation, specifically as follows: First, the pressure gauge claw (10) is turned counterclockwise to a horizontal position; Secondly, the meter removal claw (13) is turned clockwise to trigger the reset switch and then reversed 90° to a vertical position; Finally, the power pair (4) pushes back to trigger the rear limit switch (17); Step 7: Operate the three-position switch (1) to the meter unloading position, and the power pair (4) retracts the meter (12) until the front limit switch (8) is triggered; Step 8: The power pair (4) automatically returns to the rear limit switch (17) to trigger, thus realizing the disassembly of the electric meter.

Images