CN219052760U

CN219052760U - Electric scissors

Info

Publication number: CN219052760U
Application number: CN202223250886.4U
Authority: CN
Inventors: 廖志华; 冯祥勋; 崔海刚; 陈滟妮; 李迎; 杨帆; 龚杭章; 陈超锋; 蔡晓军; 李伟新; 蔡俊宇; 贺健伟; 黄毅彩; 许木成; 孟瑞; 宋扬
Original assignee: Bengbu Weijie Electrical Technology Co ltd; State Grid Fujian Electric Power Co Ltd; Xiamen Power Supply Co of State Grid Fujian Electric Power Co Ltd
Current assignee: Bengbu Weijie Electrical Technology Co ltd; State Grid Fujian Electric Power Co Ltd; Xiamen Power Supply Co of State Grid Fujian Electric Power Co Ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-05-23
Anticipated expiration: 2032-12-05

Abstract

The utility model relates to an electric scissors, which belongs to the technical field of electric power system equipment and comprises an insulating rod and a shearing and clamping module which is detachably connected to the end part of the insulating rod, wherein the shearing and clamping module comprises a driving module, a shearing mechanism and a clamping mechanism, and the driving module is in transmission connection with the shearing mechanism and the clamping mechanism to drive the shearing mechanism and the clamping mechanism to respectively shear and clamp a cable. The utility model has the advantages of convenient operation, good safety and reliable transmission.

Description

Electric scissors

Technical Field

The utility model relates to an electric scissors, and belongs to the technical field of power system equipment.

Background

When the live working of the power line needs to be cut, two maintenance personnel are generally required to construct in order to prevent the electric wire from shifting, one maintenance personnel operates the scissors, the other maintenance personnel operates the cable clamp to prevent the cable from shifting in the moment of cutting short, the mode meets the safety requirement, but two maintenance personnel are required to arrive at the working face at the same time, if the pole climbing operation is performed, the two maintenance personnel are required to climb on the same telegraph pole, the mode can lead to the working face to be crowded, the construction is inconvenient, and the falling risk is easy to occur.

The self-locking bolt clipper disclosed in Chinese patent publication No. CN213560227U comprises a clipper body, a first extension rod and a second extension rod, wherein the first extension rod and the second extension rod are hinged on the clipper body; the inner side of the second extension rod is provided with a guide block corresponding to the convex block, the guide block is provided with a guide groove, and the bottom surface of the guide groove is provided with a limit groove; the projection cooperation is installed at the spacing groove, and the projection removes along the spacing groove simultaneously, and the stopper is followed the projection cooperation and is followed the guide way and remove.

Above-mentioned reference example is when the bolt clipper closes tightly, and the stopper of installation is installed in the guide block cooperation completely and is formed the auto-lock, can avoid the bolt clipper mistake to open, guarantees safe in utilization, but in the use, still need extra maintenance personal to operate the cable clamp pincers and prevent that the cable from taking place to shift, and construction is inconvenient, and the potential safety hazard is big, consequently, needs to improve urgently.

Disclosure of Invention

In order to overcome the defects that a plurality of maintenance personnel are needed to cooperate, construction is inconvenient, safety is low and the like in the conventional power line maintenance trimming line operation, the utility model designs the electric scissors which are convenient to operate, good in safety and reliable in transmission.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an electric scissors, includes the insulating rod and can dismantle the shearing of connection at insulating rod tip and press from both sides the module, cuts clamping module and includes drive module, shearing mechanism and clamping mechanism, and drive module is connected with shearing mechanism and clamping mechanism transmission and is driven shearing mechanism and clamping mechanism and cut and press from both sides tightly the cable respectively.

Further, the shearing mechanism comprises a pair of mounting plates fixed at the top end of the driving module, a pair of ear plates connected with the driving module in an up-down transmission manner and a pair of cutting edge bodies hinged between the two mounting plates and shearing in a mutually matched manner, and the bottom ends of the two cutting edge bodies are hinged with the two ear plates in a one-to-one correspondence manner respectively.

Further, clamping mechanism includes the loose axle that is connected and the free end activity runs through one of them mounting panel from top to bottom transmission with drive module, still including articulated a pair of fixing base and a pair of clamp monomer that sets up in the loose axle upper end and mutually support and press from both sides tightly that the loose axle is epaxial, two clamp monomer bottoms all swing joint in the mounting panel outside, and two clamp monomer one side that keeps away from each other all articulates there is the sliding seat, all fixed the being provided with slide bar on two fixing bases, two slide bars slip one-to-one runs through the sliding seat setting, the pole body overcoat of the slide bar between fixing base and the sliding seat is equipped with the spring.

Further, the driving module comprises a driving motor, a screw rod connected with the driving motor in a transmission way and a nut sleeved on the screw rod in a threaded manner, and the lug plate and the movable shaft are both fixed on the nut.

Further, the driving module further comprises a storage battery for providing electric energy, a circuit board for converting control signals into electric signals and a signal receiver for receiving the control signals to start the driving motor, the signal receiver is externally connected with the upper computer, and the storage battery, the driving motor and the signal receiver are electrically connected with the control circuit board.

Further, cut and press from both sides the module side and be fixed with first connecting seat, be provided with first screw hole on the first connecting seat, insulating rod tip is provided with the second connecting seat, is provided with the second screw hole on the second connecting seat, and first screw hole and second screw hole internal thread through connection have the bolt.

Further, a plurality of clamping strips are uniformly arranged on one side, close to the second connecting seat, of the first connecting seat along the circumferential direction, and a plurality of clamping grooves which are detachably clamped with the clamping strips are formed in the second connecting seat.

Further, the driving motor is sleeved with a motor shell, the storage battery is fixed at the bottom end of the motor shell, the circuit board is arranged inside the motor shell, and the probe of the signal receiver is embedded on the outer surface of the motor shell.

Further, one end of the sliding rod extending out of the sliding seat is provided with a limiting plug.

Further, a plurality of clamping teeth are arranged on the clamping surface of the clamp monomer, which is contacted with the cable.

Compared with the prior art, the utility model has the following characteristics and beneficial effects:

1. the utility model combines the scissors and the clamp into one, forms an integrated structure, can finish the wire cutting operation of the electrified cable by only one person, relieves the crowded working surface caused by the existing double scheme, ensures more convenient construction, avoids the falling risk caused by the mutual interference of double operation, and simultaneously, the motor is arranged on the upper part and adopts remote control, thereby reducing the weight of the whole equipment and having high transmission efficiency; in addition, because the slide bar is sleeved with springs at positions corresponding to the positions between the fixed seat and the sliding seat, the cables are clamped firstly when being clamped, and then pressure is applied to clamp the cables through the springs 67, namely, the movement of the slide bar has a larger stroke, so that the cables can be clamped firstly no matter the thickness of the cables, and then the pressure is continuously applied to clamp the cables, the structure can be suitable for cables with various specifications, and the universality of the electric scissors is improved.

2. According to the utility model, a certain preset angle is set by re-matching the first connecting seat and the second connecting seat after rotating the angles, and the defect that the electric scissors cannot be over against the cable to be sheared due to the inclination of the insulating rod when the electric scissors are used is counteracted by the preset angle, so that the electric scissors are convenient to operate and the actual position of the field where a maintainer is located is limited.

Drawings

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

FIG. 2 is a schematic view of a partial structure of the present utility model;

FIG. 3 is a schematic view of the structure of the clamp portion of the present utility model;

FIG. 4 is a schematic view of the structure of a scissor portion of the utility model;

FIG. 5 is a schematic view of the structure of an insulating rod of the present utility model;

fig. 6 is a partial enlarged view of the portion a in fig. 5.

Wherein the reference numerals are as follows: 1. an insulating rod; 2. a motor housing; 21. a driving motor; 22. a circuit board; 23. a signal receiver; 24. a storage battery; 3. a mounting plate; 31. a rotating shaft; 32. a waist-shaped hole; 4. a blade body; 41. a long edge; 42. a short edge; 5. a screw rod; 51. a nut; 511. ear plates; 52. a connecting rod; 6. a movable shaft; 61. a fixed shaft; 62. a clamp monomer; 63. a fixing seat; 64. a slide bar; 65. a sliding seat; 66. a limit plug; 67. a spring; 7. a first connection base; 71. a first threaded hole; 72. a clamping strip; 8. a second connecting seat; 81. a second threaded hole; 82. a clamping groove; 83. and (5) a bolt.

Detailed Description

The present utility model will be described in more detail with reference to examples.

As shown in fig. 1 to 6, the electric scissors comprise an insulating rod 1 and a shearing and clamping module which is detachably connected to the end part of the insulating rod 1, wherein the shearing and clamping module comprises a driving module, a shearing mechanism and a clamping mechanism, and the driving module is in transmission connection with the shearing mechanism and the clamping mechanism to drive the shearing mechanism and the clamping mechanism to shear and clamp a cable respectively.

From the above description, the beneficial effects of the present utility model are as follows: the cable is sheared through setting up shearing mechanism, press from both sides tightly through setting up clamping mechanism to shearing mechanism and clamping mechanism all press from both sides tightly through drive module synchronous drive, also can press from both sides the cable when accomplishing the cable shearing, realized shearing and clamp's combination, only need alone can accomplish the cable operation of cutting of taking the cable, it is crowded to have alleviateed the working face that current double scheme leads to, make the construction more convenient, also avoided leading to the risk of falling because of double operation mutual interference, prevent the operating personnel from electrocuting through insulator spindle 1 simultaneously, and can operate the cable of eminence, avoid the risk that the operating personnel climbed.

Further, the shearing mechanism comprises a pair of mounting plates 3 fixed at the top end of the driving module, a pair of ear plates 511 connected with the driving module in an up-down transmission manner, and a pair of cutting edge bodies 4 hinged between the two mounting plates 3 for shearing in a mutually matched manner, and the bottom ends of the two cutting edge bodies 4 are hinged with the two ear plates 511 in a one-to-one correspondence manner respectively.

As can be seen from the above description, the driving module drives the ear plate 511 to move up and down, and the ear plate 511 drives the blade body 4 to move in the up and down movement process, so that the blade body 4 can realize shearing or expanding under the hinging action of the mounting plate 3, and the transmission is convenient and reliable.

Further, the clamping mechanism comprises a movable shaft 6 which is connected with the driving module in a vertical transmission manner and the free end of which movably penetrates through one mounting plate 3, and further comprises a pair of fixed seats 63 hinged on the movable shaft 6 and a pair of clamp monomers 62 which are arranged at the upper end of the movable shaft 6 and are mutually matched and clamped, the bottom ends of the two clamp monomers 62 are movably hinged on the outer side of the mounting plate 3, one sides, away from each other, of the two clamp monomers 62 are hinged with sliding seats 65, sliding rods 64 are fixedly arranged on the two fixed seats 63, the two sliding rods 64 correspondingly slide one by one and penetrate through the sliding seats 65, and springs 67 are sleeved outside the rod bodies of the sliding rods 64 between the fixed seats 63 and the sliding seats 65.

As can be seen from the above description, the driving module drives the ear plate 511 to move up and down, and simultaneously drives the fixing seat 63 through the movable shaft 6, the fixing seat 63 drives the slide bar 64 to move in the moving process, the slide bar 64 drives the two clamp monomers 62 to clamp or separate, so as to clamp or unclamp the cable, and when the two clamp monomers 62 just clamp the cable, the nut 51 continues to push the slide bar 64 to move upwards, at this time, the spring 67 compresses, the slide bar 64 slides in the through hole of the sliding seat 65 to continue to move upwards, and the clamp monomers 62 continue to apply a larger force to the cable after being stressed, so as to ensure clamping of the cable.

Further, the driving module comprises a driving motor 21, a screw rod 5 in transmission connection with the driving motor 21 and a nut 51 sleeved on the screw rod 5 in a threaded manner, and the lug plate 511 and the movable shaft 6 are both fixed on the nut 51.

As can be seen from the above description, the driving motor 21 drives the screw rod 5 to rotate, the screw rod 5 rotates to drive the nut 51 to rise or descend, and then drive the ear plate 511 and the movable shaft 6 to move, thereby realizing the combination of shearing and clamping, and only controlling the starting and stopping of the driving motor 21, the operation is convenient and quick, and the transmission is reliable.

Further, the driving module further comprises a storage battery 24 for providing electric energy, a circuit board 22 for converting control signals into electric signals and a signal receiver 23 for receiving the control signals to start the driving motor 21, the signal receiver 23 is externally connected with an upper computer, and the storage battery 24, the driving motor 21 and the signal receiver 23 are electrically connected with the control circuit board 22.

As can be seen from the above description, the battery 24 is used for providing electric energy, and is used for outdoor portable work, no mains supply is required to be connected, the signal receiver 23 is controlled by an external upper computer, so that the outdoor maintenance operation is further facilitated, and the operation control can be realized by a single person, thereby improving the efficiency.

Further, the side face of the shearing and clamping module is fixedly provided with a first connecting seat 7, a first threaded hole 71 is formed in the first connecting seat 7, the end portion of the insulating rod 1 is provided with a second connecting seat 8, a second threaded hole 81 is formed in the second connecting seat 8, and bolts 83 are connected through the first threaded hole 71 and the second threaded hole 81 in a threaded penetrating mode.

From the above description, it can be seen that the clip module is detachably connected with the insulating rod 1, so that maintenance and replacement can be conveniently performed at any time, and the clip module is convenient to assemble and disassemble and suitable for popularization and use through the threaded connection of the first connecting seat 7 and the second connecting seat 8.

Further, a plurality of clamping strips 72 are uniformly arranged on one side, close to the second connecting seat 8, of the first connecting seat 7 along the circumferential direction, and a plurality of clamping grooves 82 which are detachably clamped with the clamping strips 72 are formed in the second connecting seat 8.

As can be seen from the above description, in order to better adjust the shearing angle of the shearing module, a plurality of mutually matched clamping strips 72 and clamping grooves 82 are provided, so that different clamping positions can be adjusted as required, and angle adjustment is realized.

Further, the driving motor 21 is sleeved with the motor housing 2, the storage battery 24 is fixed at the bottom end of the motor housing 2, the circuit board 22 is arranged inside the motor housing 2, and the probe of the signal receiver 23 is embedded on the outer surface of the motor housing 2.

As can be seen from the above description, the motor housing 2 plays a protective role, ensures normal use of the drive module, and improves applicability under different environmental conditions.

Further, a limiting plug 66 is disposed at one end of the sliding rod 64 extending out of the sliding seat 65.

As can be seen from the above description, the arrangement of the limit plug 66 can effectively ensure that the slide rod 64 does not slide out of the slide seat 65, and ensure the operation stability of the clamping mechanism.

Further, the clamping surface of the clamping unit 62, which contacts the cable, is provided with a plurality of clamping teeth.

As is apparent from the above description, the cable is conveniently clamped by increasing the friction between the clamping unit 62 and the cable by the arrangement of the clamping teeth.

Example 1

In this embodiment, an electric scissors is applied to cable shearing in live working of a power line.

As shown in fig. 1 to 4, an electric scissors comprises an insulating rod 1 and a shearing and clamping module detachably connected to the end part of the insulating rod 1, wherein the shearing and clamping module comprises a driving module, a shearing mechanism and a clamping mechanism, and the driving module is in transmission connection with the shearing mechanism and the clamping mechanism to drive the shearing mechanism and the clamping mechanism to respectively shear and clamp a wire.

In this embodiment, a rotating shaft 31 is arranged between mounting plates 3, and a blade body 4 includes a long-side blade 41 and a short-side blade 42 which are L-shaped and integrally arranged, and a cutting edge is arranged on one side of the two long-side blades 41 opposite to each other for cutting, and free ends of the two short-side blades 42 are arranged on the rotating shaft 31 in a staggered manner so as to facilitate cutting;

each ear plate 511 is hinged with a pair of connecting rods 52, one end of each of the two short side blades 42, which is far away from each other, is hinged with the two pairs of connecting rods 52, and the short side blades 42 are arranged between the two connecting rods 52.

In this embodiment, a fixed shaft 61 is fixed on the outer side of the mounting plate 3, the bottom ends of two clamp monomers 62 are hinged to the fixed shaft 61, a waist-shaped hole 32 is formed in the mounting plate 3, and the movable shaft 6 is vertically movably arranged through the waist-shaped hole 32.

Further, the driving module further comprises a storage battery 24 for providing electric energy, a circuit board 22 for converting control signals into electric signals, and a signal receiver 23 for receiving the control signals to start the driving motor 21, wherein the signal receiver 23 is externally connected with a remote controller, the remote controller can be separated or fixed on the insulating rod 1 (not shown in the figure), and the storage battery 24, the driving motor 21 and the signal receiver 23 are electrically connected with the control circuit board 22.

Further, the clamping surface of the clamping unit 62, which contacts the wire, is provided with a plurality of clamping teeth.

The working principle of the embodiment is as follows: when the cutter is used, the driving motor 21 is controlled to rotate reversely through the remote controller, so that the screw rod 5 drives the nut 51 to move downwards, the descending nut 51 pulls the two cutter blade bodies 4 through the connecting rod 52, the two cutter blade bodies 4 rotate reversely around the rotating shaft 31, the cutting edges of the two cutter blade bodies 4 are far away, and the scissors are opened;

simultaneously, the descending nut 51 also drives the movable shaft 6 to synchronously descend, when the movable shaft 6 descends, the two clamp monomers 62 are pulled by the slide rod 64 to reversely rotate around the fixed shaft 61, and the upper sides of the two clamp monomers 62 are opened to form a clamp opening;

then the scissors are moved to the position to be sheared of the cable, one charged side of the cable is positioned in the clamp opening, at the moment, the driving motor 21 is controlled to rotate positively by the remote controller, the screw rod 5 rotates to drive the nut 51 to move upwards, the ascending nut 51 pushes the two blade bodies 4 through the connecting rod 52, the two blade bodies 4 rotate around the rotating shaft 31 in opposite directions, the cutting edges of the two blade bodies 4 are close to each other until the cable is sheared, meanwhile, the ascending nut 51 drives the movable shaft 6 to synchronously move upwards, when the movable shaft 6 moves upwards, the two clamp monomers 62 are pushed to rotate around the fixed shaft 61 in opposite directions by the sliding rod 64, the upper sides of the two clamp monomers 62 are gradually closed, when the cable is just clamped by the two clamp monomers 62, the nut 51 continues to push the sliding rod 64 to move upwards, at the moment, the spring 67 is compressed, the sliding rod 64 slides in the through holes of the sliding seat 65 and continues to apply a larger force to the cable after the clamp monomers 62 are stressed, and the cable is ensured to be clamped;

finally, the cut cable end is slowly moved to a safe position by manpower, and the driving motor 21 is controlled by the remote controller to reversely rotate to loosen the cable.

The utility model combines the scissors and the clamp into one, forms an integrated structure, can finish the wire cutting operation of the electrified cable by only one person, relieves the crowded working surface caused by the existing double scheme, ensures more convenient construction, avoids the falling risk caused by the mutual interference of double operation, and simultaneously, the motor is arranged on the upper part and adopts remote control, thereby reducing the weight of the whole equipment and having high transmission efficiency; in addition, because the springs 67 are sleeved at the positions of the slide bars 64 corresponding to the positions between the fixed seat 63 and the slide seat 65, when cables are clamped, the cables are clamped by applying pressure through the springs 67, namely, the movement of the slide bars 64 has a larger stroke, so that the cables can be clamped firstly, and then the pressure is continuously applied to clamp, the structure can be suitable for cables with different specifications, and the universality of the electric scissors is improved.

Example two

In this embodiment, an electric scissors is also applied to cable shearing in live working of a power line.

On the basis of the first embodiment, the mechanical connection structure between the clipping module and the insulating rod 1 is further defined as follows:

as shown in fig. 1, 5 and 6, a first connecting seat 7 is fixed on the side surface of the clipping module, a first threaded hole 71 is formed in the first connecting seat 7, a second connecting seat 8 is formed at the end part of the insulating rod 1, a second threaded hole 81 is formed in the second connecting seat 8, and bolts 83 are connected through the internal threads of the first threaded hole 71 and the second threaded hole 81.

The working principle of the embodiment is as follows: during actual use, because the actual position of the field of maintenance personnel is limited, the axis of the insulating rod 1 can not face against the cable to be sheared, namely, the shearing module can not face against the cable to be sheared, but a certain inclination angle is formed, and a certain preset angle can be set by re-matching after the rotation angles of the first connecting seat 7 and the second connecting seat 8, so that the defect that the electric scissors can not face against the cable to be sheared due to the inclination of the insulating rod 1 during use is counteracted by the preset angle, and the operation is convenient.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the term "connected" should be interpreted broadly, and for example, it may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. 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.

Claims

1. An electric scissors, characterized in that: the cable shearing and clamping device comprises an insulating rod (1) and a shearing and clamping module which is detachably connected to the end part of the insulating rod (1), wherein the shearing and clamping module comprises a driving module, a shearing mechanism and a clamping mechanism, and the driving module is in transmission connection with the shearing mechanism and the clamping mechanism to drive the shearing mechanism and the clamping mechanism to shear and clamp the cable respectively.

2. An electric shears according to claim 1, wherein: the shearing mechanism comprises a pair of mounting plates (3) fixed at the top end of the driving module, a pair of ear plates (511) connected with the driving module in an up-down transmission mode and a pair of cutting edge bodies (4) hinged between the two mounting plates (3) and shearing in a mutually matched mode, and the bottom ends of the two cutting edge bodies (4) are hinged with the two ear plates (511) in a one-to-one correspondence mode respectively.

3. An electric shears according to claim 2, wherein: the clamping mechanism comprises a movable shaft (6) which is connected with the driving module in an up-down transmission manner and the free end of which movably penetrates through one mounting plate (3), and further comprises a pair of fixed seats (63) hinged to the movable shaft (6) and a pair of clamp monomers (62) which are arranged at the upper end of the movable shaft (6) and are mutually matched and clamped, wherein the bottoms of the two clamp monomers (62) are movably hinged to the outer side of the mounting plate (3), one sides, far away from each other, of the two clamp monomers (62) are hinged to sliding seats (65), sliding rods (64) are fixedly arranged on the two fixed seats (63), the two sliding rods (64) are correspondingly arranged in a sliding manner and penetrate through the sliding seats (65), and a spring (67) is arranged on a rod body sleeve of the sliding rod (64) between the fixed seats (63) and the sliding seats (65).

4. An electric shears according to claim 3, wherein: the driving module comprises a driving motor (21), a screw rod (5) in transmission connection with the driving motor (21) and a nut (51) sleeved on the screw rod (5), and the lug plate (511) and the movable shaft (6) are both fixed on the nut (51).

5. An electric shears according to claim 4 wherein: the driving module further comprises a storage battery (24) for providing electric energy, a circuit board (22) for converting control signals into electric signals and a signal receiver (23) for receiving the control signals to start the driving motor (21), the signal receiver (23) is externally connected with an upper computer, and the storage battery (24), the driving motor (21) and the signal receiver (23) are electrically connected with the control circuit board (22).

6. An electric shears according to claim 1, wherein: the side of the shear clamp module is fixedly provided with a first connecting seat (7), a first threaded hole (71) is formed in the first connecting seat (7), a second connecting seat (8) is arranged at the end part of the insulating rod (1), a second threaded hole (81) is formed in the second connecting seat (8), and bolts (83) are connected with the first threaded hole (71) and the second threaded hole (81) in a threaded penetrating mode.

7. The electric shears according to claim 6, wherein: one side of the first connecting seat (7) close to the second connecting seat (8) is uniformly provided with a plurality of clamping strips (72) along the circumferential direction, and the second connecting seat (8) is provided with a plurality of clamping grooves (82) which are detachably clamped with the clamping strips (72).

8. An electric shears according to claim 5, wherein: the driving motor (21) is sleeved with the motor shell (2), the storage battery (24) is fixed at the bottom end of the motor shell (2), the circuit board (22) is arranged inside the motor shell (2), and the probe of the signal receiver (23) is embedded on the outer surface of the motor shell (2).

9. An electric shears according to claim 3, wherein: one end of the sliding rod (64) extending out of the sliding seat (65) is provided with a limiting plug (66).

10. An electric shears according to claim 3, wherein: the clamping surface of the clamping monomer (62) contacted with the cable is provided with a plurality of clamping teeth.