CN214593020U - Double-knife linkage electric tree pruner electric control device - Google Patents

Abstract

The invention provides a double-knife linkage type electric branch scissors electric control device, wherein an electric control circuit board is arranged between the inner sides of an upper swing tooth and a lower swing tooth of a double-knife linkage type electric branch scissors, an electromagnetic induction point is arranged on the circuit board, the circuit board is fixed on a shell through a clamping groove, a magnet is arranged on the inner side between the upper swing tooth and the lower swing tooth, and a trigger magnet can be inserted into the inner side between the upper swing tooth and the lower swing tooth, so that the control of a motor of the double-knife linkage type electric branch scissors is completed.

Description

Double-knife linkage electric tree pruner electric control device

Technical Field

The invention relates to an electric control device of an electric branch shear, in particular to an electric control device of an electric branch shear with double knives capable of being linked.

Technical Field

The electric control device is a control device for the motor motion trend when the electric tree shears are used. The structure of the existing electric garden tree pruner is driven by a motor, the oscillating tooth is fixed with one blade through the transmission of a motor bevel wheel, one blade of the two blades of the tree pruner is linked, the other blade is fixed in position, a control device adopts an electromagnetic induction principle, a magnet is arranged in the oscillating tooth connected with the movable blade, and according to the oscillating angle of the oscillating tooth, when the electromagnetic induction device induces a magnet magnetic pole, the electromagnetic induction circuit switch is cut off or opened, so that the rotation of the motor is controlled, and the movable blade is controlled. The invention mainly aims at the patent name of double-blade linkage type electric garden tree pruning shears, and the patent numbers are as follows: 2020200171453 electric control device, according to the structural feature of the above patent, the electric control device is installed in the gap between the upper swing tooth and the lower swing tooth, the installation is more reasonable, the occupied space is minimum, and the operation is more stable by the structural feature of the patent of the full utilization.

Disclosure of Invention

The invention provides a double-knife linkage type electric branch scissors electric control device, wherein an electric control circuit board is arranged on the inner side between an upper swing tooth and a lower swing tooth of a double-knife linkage type electric branch scissors, an electromagnetic induction point is arranged on the circuit board, the circuit board is fixed on a shell through a clamping groove, a magnet is arranged on the inner side between the upper swing tooth and the lower swing tooth, and a trigger magnet can be inserted into the inner side between the upper swing tooth and the lower swing tooth, so that the control of a motor of the double-knife linkage type electric branch scissors is completed.

The technical scheme for solving the problems is provided. The electric control device of the double-blade linkage type electric tree pruner is composed of an upper blade, a lower blade, an upper swing tooth, a lower swing tooth, a shaft, a knife rest, a swing tooth magnet, a circuit board, a shell clamping groove, a shell pressing point, an upper shell, a lower shell, an umbrella tooth, a motor, a trigger electromagnetic induction point, a maximum cutter opening electromagnetic induction value point, a maximum cutter closing electromagnetic induction value point, a trigger magnet and a trigger shaft. The connection relation is that an upper blade and a lower blade are connected with a lower swing tooth and an upper swing tooth through a shaft arranged on a knife rest, the upper swing tooth and the lower swing tooth are meshed with bevel teeth connected to a motor, a structural gap can be formed between the upper swing tooth and the lower swing tooth, a circuit board is installed in the gap, an electromagnetic induction point is arranged on the circuit board, a shell clamping groove is formed in an upper shell, a shell pressing point is formed in a lower shell, two ends of the circuit board are respectively arranged in the shell clamping grooves, a swing tooth magnet is installed on the inner side swing tooth between the upper swing tooth and the lower swing tooth, a trigger is installed on the knife rest through a trigger shaft, a trigger magnet is arranged on the trigger, and the trigger magnet can be inserted into the gap formed by the upper swing tooth and the lower swing tooth.

The function of the electric control device of the double-blade linkage type electric tree pruner is realized, a cutter frame is provided with a cutter shaft, the cutter shaft is connected with a trigger through a trigger shaft, one end of the trigger is provided with a trigger magnet, the trigger magnet can be inserted into a gap formed by an upper swing tooth and a lower swing tooth, a circuit board is arranged in the gap, a trigger electromagnetic induction point is arranged on the circuit board, when the trigger is pulled by hand, the trigger magnet can realize the contact or disconnection of the trigger electromagnetic induction point on the circuit board, when the trigger magnet disconnects the trigger electromagnetic induction point, a motor starts to rotate, at the moment, a swing tooth magnet on a swing tooth is positioned at the maximum electromagnetic induction point of the cutter, the motor rotates to drive an umbrella tooth to rotate, the umbrella tooth rotates to drive the upper swing tooth and the lower swing tooth on two sides to rotate, the upper swing tooth is connected with an upper blade, the lower blade is connected with the lower swing tooth, the movement result of the occluded tree branch can be realized through the shaft on the cutter frame, when the occlusion reaches the maximum value, the swinging tooth magnet on the swinging tooth can contact the maximum electromagnetic induction value point of the cutter closing on the circuit board, the electromagnetic induction point can close the motor, the motor can rotate in the opposite direction, the upper blade and the lower blade are opened simultaneously through the shaft connected on the tool rest, the lower swinging tooth and the upper swinging tooth, when the swinging tooth is opened to the maximum electromagnetic induction value point of the cutter opening, the swinging tooth magnet contacts the maximum electromagnetic induction value point of the cutter opening on the circuit board, the motor stops rotating and completes the electric control function, the circuit part on the circuit board is the prior art, the description is omitted, the invention only makes the right requirements on the installation position and the control position of the circuit board, therefore, the circuit part is not described any more, the circuit board is installed in the structural gap formed between the upper swinging tooth and the lower swinging tooth, the circuit board is installed in the gap, the electromagnetic induction points are arranged on the circuit board, and are respectively the maximum electromagnetic induction value point of the cutter opening, the maximum electromagnetic induction value point of the cutter closing and the electromagnetic induction point of the trigger, go up and be provided with the shell draw-in groove in the shell, be provided with the shell pressure point in the shell down, the shell draw-in groove is arranged respectively in at the circuit board both ends, when last shell and shell merge down, the circuit board in the draw-in groove is fixed by the shell pressure point in the shell down, install pendulum tooth magnet on the inboard pendulum tooth between last pendulum tooth and the lower pendulum tooth, install the trigger through the trigger axle on the knife rest, be provided with trigger magnet on the trigger, trigger magnet can insert by last pendulum tooth and the space that the lower pendulum tooth formed, trigger magnet can contact or break off trigger electromagnetic induction point.

In summary, the present invention can be realized.

This is further explained below with reference to the drawings.

Drawings

FIG. 1: the invention is a three-dimensional exploded view

FIG. 2: the circuit board of the invention is installed in the stereogram

FIG. 3: the trigger part of the invention is a three-dimensional schematic view

1. The cutter comprises an upper blade 2, a lower blade 3, an upper swing tooth 4, a lower swing tooth 5, an axis 6, a cutter frame 7, a swing tooth magnet 8, a circuit board 9, a shell clamping groove 10, a shell pressing point 11, a lower shell 12, an upper shell 13, a bevel tooth 14, a motor, a trigger 15, a trigger electromagnetic induction point 16, an opening maximum electromagnetic induction value point 17, a closing maximum electromagnetic induction value point 18, a trigger magnet 19, a trigger axis 20 and a trigger

Detailed Description

FIG. 3 is a schematic view of FIG. 2 according to FIG. 1; the electric control device of the double-blade linkage type electric tree pruner is composed of an upper blade 1, a lower blade 2, an upper swing tooth 3, a lower swing tooth 4, a shaft 5, a knife rest 6, a swing tooth magnet 7, a circuit board 8, a shell clamping groove 9, a shell pressing point 10, an upper shell 12, a lower shell 11, an umbrella tooth 13, a motor 14, a trigger electromagnetic induction point 15, a cutter opening maximum electromagnetic induction value point 16, a cutter closing maximum electromagnetic induction value point 17, a trigger 20, a trigger magnet 18 and a trigger shaft 19. The connection relationship is that an upper blade 1 and a lower blade 2 are connected with a lower swing tooth 4 and an upper swing tooth 3 through a shaft 5 arranged on a tool rest 6, the upper swing tooth 3 and the lower swing tooth 4 are meshed with a bevel gear 13 connected on a motor 14, a structural gap can be formed between the upper swing tooth 3 and the lower swing tooth 4, a circuit board 8 is installed in the gap, an electromagnetic induction point is arranged on the circuit board 8, a shell clamping groove 9 is arranged in an upper shell 12, a shell pressing point 10 is arranged in a lower shell 11, two ends of the circuit board 8 are respectively arranged in the shell clamping grooves 9, a swing tooth magnet 7 is installed on an inner side swing tooth between the upper swing tooth 3 and the lower swing tooth 4, a trigger 20 is installed on the tool rest 6 through a trigger shaft 19, a trigger magnet 18 is arranged on the trigger 20, and the trigger magnet 18 can be inserted into the gap formed by the upper swing tooth 3 and the lower swing tooth 4.

The function of the electric control device of the double-blade linkage type electric tree pruner is realized, a cutter frame 6 is provided with a trigger shaft 19 which is connected with a trigger 20 through the trigger shaft 19, one end of the trigger 20 is provided with a trigger magnet 18, the trigger magnet 18 can be inserted into a gap formed by an upper swing tooth 3 and a lower swing tooth 4, a circuit board 8 is arranged in the gap, a trigger electromagnetic induction point 15 is arranged on the circuit board 8, when the trigger 20 is pulled by hand, the trigger magnet 18 can realize the contact or disconnection of the trigger electromagnetic induction point 15 on the circuit board 8, when the trigger magnet 18 disconnects the trigger electromagnetic induction point 15, a motor 14 starts to rotate, at the moment, a swing tooth magnet 7 on the swing tooth is positioned at a maximum electromagnetic induction value point 16 of the opening knife, the motor 14 rotates to drive an umbrella tooth 13 to rotate, the umbrella tooth 13 rotates to drive the upper swing tooth 3 and the lower swing tooth 4 on two sides to rotate, the upper swing tooth 3 is connected with an upper blade 1, and the lower blade 2 is connected with the lower swing tooth 4, the movement of the occluded branches can be realized through the shaft 5 on the knife rest 6, when the occlusion reaches the maximum value, the swing tooth magnet 7 on the swing tooth can be contacted with the maximum electromagnetic induction value point 16 of the opening knife on the circuit board 8, the electromagnetic induction point can be closed, the motor 14 can rotate in the opposite direction, the upper blade 1 and the lower blade 2 are opened simultaneously through the shaft 5 connected on the knife rest 6 and the lower swing tooth 4 and the upper swing tooth 3, when the swing tooth is opened to the maximum electromagnetic induction value point of the opening knife, the swing tooth magnet 7 is contacted with the maximum electromagnetic induction value point 16 of the opening knife on the circuit board 8, the motor 14 stops rotating to complete the electric control function, the circuit part on the circuit board 8 is the prior art, the description is omitted, the invention only makes the requirements on the installation position and the control position of the circuit board 8, therefore, the circuit board 8 is installed in the structural gap formed between the upper swing tooth 3 and the lower swing tooth 4, a circuit board 8 is installed in the gap, electromagnetic induction points are arranged on the circuit board 8, namely an opening maximum electromagnetic induction value point 16, a closing maximum electromagnetic induction value point 17 and a trigger electromagnetic induction point 15, an outer shell clamping groove 9 is arranged in an upper outer shell 12, an outer shell pressing point 10 is arranged in a lower outer shell 11, two ends of the circuit board 8 are respectively arranged in the clamping groove 9 of the upper outer shell 12, when the upper outer shell 12 and the lower outer shell 11 are combined, the circuit board 8 in the clamping groove is fixed by the outer shell pressing point 10 in the lower outer shell 11, a swing tooth magnet 7 is installed on an inner side swing tooth between an upper swing tooth 3 and a lower swing tooth 4, a trigger 20 is installed on a knife rest 6 through a trigger shaft 19, a trigger magnet 18 is arranged on the trigger 20, the trigger magnet 18 can be inserted into the gap formed by the upper swing tooth 3 and the lower swing tooth 4, and the trigger magnet 18 can contact with or disconnect the trigger electromagnetic induction point 15.

In summary, the present invention can be realized.

Claims (2)

1. A double-blade linkage type electric branch shear electric control device is characterized by comprising an upper blade (1), a lower blade (2), an upper swing tooth (3), a lower swing tooth (4), a shaft (5), a cutter rest (6), a swing tooth magnet (7), a circuit board (8), a shell clamping groove (9), a shell pressing point (10), an upper shell (12), a lower shell (11), a bevel tooth (13), a motor (14), a trigger electromagnetic induction point (15), a maximum cutter electromagnetic induction value point (16), a maximum cutter electromagnetic induction value point (17), a trigger (20), a trigger magnet (18) and a trigger shaft (19), wherein the connection relationship is realized by connecting the upper blade (1) and the lower blade (2) with the lower swing tooth (4) and the upper swing tooth (3) through a shaft (5) arranged on the cutter rest (6), and connecting the upper swing tooth (3) and the lower swing tooth (4) with the bevel tooth (13) on the motor (14), a structural gap can be formed between the upper swing tooth (3) and the lower swing tooth (4), a circuit board (8) is installed in the gap, an electromagnetic induction point is arranged on the circuit board (8), an outer shell clamping groove (9) is formed in the upper outer shell (12), an outer shell pressing point (10) is formed in the lower outer shell (11), two ends of the circuit board (8) are arranged in the outer shell clamping groove (9) respectively, a swing tooth magnet (7) is installed on the inner side swing tooth between the upper swing tooth (3) and the lower swing tooth (4), a trigger (20) is installed on the tool rest (6) through a trigger shaft (19), a trigger magnet (18) is arranged on the trigger (20), and the trigger magnet (18) can be inserted into the gap formed by the upper swing tooth (3) and the lower swing tooth (4).

2. The electric control device of the double-blade linkage type electric tree pruner as claimed in claim 1, wherein the circuit board (8) is provided with electromagnetic induction points, which are a maximum electromagnetic induction point (16) for opening the cutter, a maximum electromagnetic induction point (17) for closing the cutter and an electromagnetic induction point (15) for the trigger.

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