WO2013177924A1

WO2013177924A1 - Dual-use hedge trimmer

Info

Publication number: WO2013177924A1
Application number: PCT/CN2012/086809
Authority: WO
Inventors: 李志军; 朱景宽; 骆春松
Original assignee: 宁波爱乐吉电动工具有限公司
Priority date: 2012-05-31
Filing date: 2012-12-18
Publication date: 2013-12-05
Also published as: DE112012003508T5

Abstract

A dual-use hedge trimmer comprising a main body (1), a power switch (2) having a power switch button (2.1), and linked switches arranged on the main body and capable of pressing the power switch button when being pressed simultaneously. The main body is connected to a first insertion sleeve (8.1). The dual-use hedge trimmer also comprises a first power connector (3) inserted into the first insertion sleeve and connected to an internal circuit, and a second power connector (4) inserted into the first insertion sleeve, connected to the internal circuit, and for use in pressing directly the power switch button. The first power connector is connected to a first power plug (15). The second power connector is connected to a high branch rod (5). The high branch rod is connected to a high branch rod handle (6) for use in connecting or disconnecting power. The high branch rod handle is provided with a second insertion sleeve (6.1) for use in insertion therein of the first power connector and for allowing the first power connector to connect to an internal circuit of the high branch rod handle, or, the high branch rod handle is connected to a second power plug (16). The dual-use hedge trimmer is capable of meeting simultaneously the requirements for a regular hedge trimmer and for a high branch hedge trimmer.

Description

Dual purpose pruning machine

Technical field

The present invention relates to a tree branch trimming tool, and more particularly to a dual purpose pruning machine.

Background technique

The pruning machine includes a conventional pruning machine for trimming short trees and a high branch pruning machine for trimming tall trees. The ordinary pruner includes a main handle provided with a main button, a sub-handle and a main body provided with a sub-button, the main handle is disposed at a rear end of the main body, and the sub-handle is disposed at a front end of the main body, in order to meet safety standards According to the requirements of IEC60745_2-15, EN60745-2-15 and GB3883.15, the main handle and the main body cannot rotate relative to each other while the machine is running, and the main button and the sub button must be pressed simultaneously to start the pruning machine. The high branch pruning machine comprises a main body, a pruning handle, a high branch rod and a high branch handle with a switch; the handle of the pruning machine is connected at a rear end of the main body, and the front end of the high branch is connected at the front end The rear end of the handle of the pruning machine is connected to the rear end of the high branch. Since the tall branches of the high-branched trees must be trimmed in all directions when trimming the branches and leaves, the main body of the high-pruning pruning machine must be able to rotate, so that the handle is hinged on the main body, and a locking device is arranged between the handle and the main body, so that it is suitable for trimming the high branches. Trees.

Since it is difficult to meet the requirements of the ordinary pruning machine and the high branch pruning machine at the same time, there is no pruning machine on the market that can meet the requirements of the common pruning machine and the high branch pruning machine at the same time, and generally only used alone. Ordinary pruning machine and high-pruning pruning machine used alone. There is no ordinary or high-pruning pruning machine that can meet the safety standards.

Summary of the invention

The technical problem to be solved by the present invention is to provide a dual-purpose pruning machine which can simultaneously satisfy the requirements of a conventional pruning machine and a high branch pruning machine.

The technical solution of the present invention is to provide a dual-purpose pruning machine having the following structure, comprising a main body, a power switch with a power switch button, and a power switch button disposed on the main body while being pressed while being pressed. a linkage switch; the main body is connected with a first socket; the dual-purpose pruning machine further includes a first power connector for inserting into the first socket and for connecting to an internal circuit and a second power connector inserted into the first socket and connected to the internal circuit and directly pressing the power switch button; the first power connector is connected with the first power plug; the second power connector Connected with a high branch, the high branch is connected with a high branch handle for turning the power on or off, and the high branch handle is provided for inserting the first power connector and making the first power The second socket or the high branch handle of the source connector connected to the internal circuit of the high branch handle is connected with the second power plug.

After adopting the above structure, the dual-purpose pruning machine of the present invention has the following advantages compared with the prior art: Since the dual-purpose pruning machine of the present invention further includes a first power connector and a second power connector, the body A first socket is connected, the first power connector is inserted into the first socket, and the first power connector is connected to the internal circuit, and the pruning machine can be used as a common pruning machine, and pressed The linkage switch can start the pruning machine, which conforms to the safety standards IEC60745_2-15, EN60745-2-15 and GB3883. 15 of the ordinary pruning machine; inserts the second power connector into the first socket, the second power connector It can be connected to the internal circuit and the second power connector can directly open the power switch button. Since the second power connector is connected with a high branch, the high branch is connected with a high lever handle, and the high lever handle can be connected to and disconnected from the power supply. The pruning machine can be used as a high branch pruning machine, and the switch of the pruning machine can be controlled by the handle of the high branch rod. Therefore, the dual-purpose pruning machine of the invention can be used as a common pruning machine as well as a high branch. It is very convenient to use with the pruning machine. In addition, the structure of the second power connector can be configured in two ways. The difference between the two solutions is as follows: the high power lever handle of the second power connector of the solution is provided with the second socket, and the second power connector of the other scheme is The high branch handle is connected to the second power plug. The second power connector of the former solution, when the dual-purpose pruning machine of the present invention is used as a high branch pruning machine, inserting the first power connector into the second socket, the first power connector and the high branch handle The internal circuit is connected. In this way, the dual-purpose pruning machine uses the first power connector when used in a common pruning machine and when used in a high-tune pruning machine, and the first power connector is not easily lost during use, and the dual-use situation By sharing a power cord, you can save a set of power cords and save costs.

As a modification of the present invention, the front end of the main body is provided with a sub-handle, and the rear end of the main body is provided with a main handle; the main handle is hollow, and the inner cavity of the main handle is in communication with the inner cavity of the main body; The power switch is disposed at a front end of the main handle; and the rear end of the main handle is the first socket. With this structure, the structure is simpler and more reasonable.

As another improvement of the present invention, the linkage switch includes a pressing device for pressing a power switch button, a sub button provided on the sub-handle for pushing the pressing device to move backward, and being disposed on the main handle for Pressing one end of the pressing device upward causes one end of the pressing device to press the main button of the power switch button; one end of the pressing device is located above the front end of the main button, and the other end of the pressing device is hinged with the sub button. After adopting such a structure, pressing the sub button, the sub button pushes the pressing device backward, and the pressing device moves backward so that one end of the pressing device is located between the main button and the power switch button, and then the main button is pressed, the main button is up Pressing one end of the pressing device causes one end of the pressing device to press the power switch button, thereby realizing the function of the interlocking switch, so that the dual-purpose pruning machine can meet the safety standards IEC60745-2-15, EN60745-2 when used as a common pruning machine - 15 and GB3883. 15. According to still another improvement of the present invention, the sub button includes a horizontal side and a vertical side, and an upper end of the vertical side is connected to a rear end of the horizontal side; and the auxiliary button is hinged at an inflection point In the sub-handle, a lower end of the vertical side of the sub-button is hinged to the other end of the pressing device, and a front end of the lateral side of the sub-button is provided with a sub-return spring for returning the sub-button; The rear end of the button is hinged in the main handle, the middle portion of the main button is exposed outside the main handle, the front end of the main button is located below one end of the pressing device, and the front end of the main button is There is a main return spring for returning the main button. After adopting such a structure, pressing the horizontal side of the sub button, the vertical side of the sub button will move backward, thereby pushing the pressing device to move backward; when the front end of the main button is pressed, the front end of the main button moves upward. Thereby pressing one end of the pressing device upwards.

As still another improvement of the present invention, the pressing device includes a slide bar for sliding forward and backward, a push block for pushing the slide bar, a connecting rod and a tension spring; the front end of the connecting rod is hinged at a rear end of the sub-button, a rear end of the connecting rod is connected to an upper end of the pushing block, and a lower end of the pushing block is hinged in the main body casing; the sliding rod is slidably connected to the The front end of the main handle is located at the rear side of the middle portion of the push block, and the rear end of the slide bar is located between the front end of the main button and the power switch button; Between the rear end of the slider and the inner wall of the front end of the main handle. After adopting this structure, pressing the sub button, the rear end of the sub button pushes the connecting rod to move backward, and the backward movement of the connecting rod pushes the pushing block to move backward, and pushing the rearward movement of the block will push the sliding rod to move backward, the sliding rod is The rear motion slides between the power button and the front of the main button. The tension spring pulls the slide bar to prevent the slide switch from directly opening the power switch button when the slide bar is moved backward, and the function of the two linkages cannot be realized, and the tension spring also functions to return the slide bar.

As a further improvement of the present invention, the front end of the main button is provided with an upper inclined surface, and the rear end of the sliding rod is provided with a lower inclined surface; the thickness of the sliding rod is greater than the stroke of the front end of the main button The difference between the minimum distance from the bevel on the front of the main button to the power switch button. With this configuration, the bevel of the front end of the main button and the bevel of the rear end of the slider act as guides. The thickness of the sliding rod is greater than the difference between the stroke of the front end of the main button and the minimum distance between the front end of the main button and the power switch button, so that the main button is pressed, and the sliding rod moves backward to a certain distance. Turn on the power switch button.

As still another improvement of the present invention, the front end of the main handle is hinged in the rear end of the main body, and a locking device is provided between the front end of the main handle and the rear end of the main body. With such a structure, when the dual-purpose pruning machine of the present invention is used as a high-pruning pruning machine, the main body of the pruning machine must be rotatable to meet the requirements of the high-pruning pruning machine.

As a further improvement of the present invention, the first sliding sleeve is provided with a first sliding slot on both sides thereof, and the front end of the first sliding slot is provided with an opening communicating with the outside; the main body a card slot is provided on both sides of the rear end; Two ribs are arranged on the two sides of the first power supply connector; the two ridges are respectively received in the first sliding slot and two in one-to-one correspondence The front ends of the ribs are accommodated in the card slots in a one-to-one correspondence. After adopting such a structure, the first power connector is inserted into the main handle, and the ribs lock the main handle and the main body so that the two cannot rotate relative to each other, and even if the locking device is loosened, the relative rotation cannot be performed, which is consistent with Safety requirements.

As a further improvement of the present invention, the upper side of the main button is provided with a bump, and the lower side of the first power connector is provided with a groove for accommodating the bump and matching the bump. The bump is used to be caught in the groove. With this configuration, the bump can be snapped into the groove only after the first power connector is installed in place, that is, only after the first power connector is installed in place, the main button can be pressed and the use is safer.

As a further improvement of the present invention, the front end of the second power connector is provided with a contact for pressing a power switch button, the front end of the contact piece is provided with an upper inclined surface, and the contact piece is used for inserting The power switch button is between the front end of the main button. With this configuration, after the second power connector is inserted between the power switch button and the front end of the main button, the contact of the second power connector can press the power switch button.

As a further improvement of the present invention, both sides of the second socket are provided with a second sliding slot matched with the ribs on both sides of the first power connector, and the two second The chute is used to insert the two ribs in a one-to-one correspondence. With this structure, the structure is simple and convenient to use.

Still another improvement of the present invention, further comprising an electronic brake circuit, the electronic brake circuit comprising an alternating current power source, a motor and two single pole double-position switches K1 and K2, wherein the motor comprises a stator coil and a rotor, Two carbon brushes are connected to the rotor, one end of the stator coil is connected to the contact 1 of the switch K1, and the other end is connected to the contact 4 of the switch Κ2; one end of the AC power source is connected to the contact 3 of the switch K1, and the other end is connected to the switch Κ2 The contact point 5; the two carbon brushes on the rotor of the motor, one connected to the contact 3 of the switch K1, and the other connected to the contact 2 of the switch K1 and the contact 6 of the switch Κ2. With this structure, the pruning machine can achieve the effect of braking for 1 second, that is, the pruning machine can stop running within 1 second after the brake of the pruning machine.

DRAWINGS

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic view showing the exploded structure of the dual-purpose pruning machine of the present invention.

2 is a schematic view showing the internal structure of the dual-purpose pruning machine of the present invention when it is a conventional pruning machine.

3 is a schematic structural view of the dual-purpose pruning machine of the present invention in a state in which the ordinary pruning machine is in an activated state.

Fig. 4 is a schematic view showing the internal structure of the dual-purpose pruning machine of the present invention when it is a high-pruning pruning machine.

Fig. 5 is a schematic view showing the internal structure of a high branch lever handle when the dual-purpose pruning machine of the first embodiment of the present invention is a high branch pruner.

Fig. 6 is a view showing the inside of a high branch handle in another state when the dual-purpose pruning machine of the first embodiment of the present invention is a high branch pruning machine; Schematic.

Figure 7 is a circuit schematic diagram of an electronic brake circuit of the dual-purpose pruning machine of the present invention.

Fig. 8 is a structural schematic view showing the dual-purpose pruning machine of the second embodiment of the present invention when it is a high-pruning pruning machine.

The figure shows: 1. Main body, 1. 1. Card slot, 2. Power switch, 2. 1. Power switch button, 3. First power connector, 3. 1. Bump, 3. 2, Groove, 4, the second power connector, 4. 1, contact, 5, high branch, 6, high branch handle, 6. 1, the second socket, 6. 1. 1, the second chute, 7, the sub-handle, 8. Main handle, 8. 1. First insert sleeve, 8. 2. Guide post, 8. 3. First chute, 8. 4. Opening, 9. Pressing device, 9. 1. Slide bar, 9. 1. 1, waist hole, 9. 2, push block, 9. 3, connecting rod, 9. 4, tension spring, 10, sub button, 11, main button, 11. 1, bump, 12, locking The device, m, the minimum distance between the front end of the main button and the power switch button, the main return spring, 14, the secondary return spring, 15, the first power plug, 16, the second power plug.

Specific form

The invention will be further described below in conjunction with the drawings and specific embodiments.

Embodiment 1

Referring to FIG. 1, FIG. 2, FIG. 3, FIG. 4, FIG. 5 and FIG. 6, the dual-purpose pruning machine of the present invention comprises a main body.

1. Power switch with power switch button 2. 1 2. Linkage switch, first power connector 3 and second power connector 4. The linkage switch is disposed on the main body 1, and can be pressed at the same time to press the power switch button 2. 1. The main body 1 is connected with a first socket 8.1. The first power connector 3 is inserted into the first socket 8.1 and is connected to the internal circuit of the pruning machine. The first power connector 3 is connected with the first power plug 15. The first power supply connector 4 is used for inserting the first socket 8. 1 for connection with the internal circuit of the pruning machine and for directly pressing the power switch button 2. 1, the first The two power connector 4 is connected to the high branch 5, and the high branch 5 is connected with a high branch handle 6 for turning on or off the power supply, and the high branch handle 6 is provided for inserting and enabling the first power connector 3 1。 The first power connector 3 and the high branch lever 6 internal circuit is connected to the second socket 6.1.

The front end of the main body 1 is provided with a sub-handle 7, and the rear end of the main body 1 is provided with a main handle 8. The main handle 8 is hollow, and the inner cavity of the main handle 8 is in communication with the inner cavity of the main body. The power switch 2 is provided at the front end of the main handle 8. The rear end of the main handle 8 is the first socket 8.1. The linkage switch includes a pressing device 9, a sub button 10, and a main button 11. The pressing device 9 is for pressing the power switch button 2. 1. The sub button 10 is provided on the sub-handle 7 for pushing the pressing device 9 to move rearward. The main button 11 is disposed on the main handle 8 for pushing up one end of the pressing device 9 to press one end of the pressing device 9 to the power switch button.

twenty one. One end of the pressing device 9 is located above the front end of the main button 11, and the other end of the pressing device 9 is hinged to the sub-button 10. The sub-button includes a horizontal side and a vertical side, and an upper end of the vertical side is connected to a rear end of the horizontal side, and the sub-button 10 has an inverted "L" shape. The lateral side of the sub-button 10 is exposed to the sub-handle 7 , and the inflection point of the sub-button 10 is hinged in the sub-handle 7 , the lower end of the vertical side of the sub-button 10 and the pressing device 9 The other end is hinged, and the front end of the lateral side of the sub-button 10 is provided with a sub-return spring 14 for returning the sub-button 10. The rear end of the main button 11 is hinged in the main button 11, the middle of the main button 11 is exposed on the main handle 8, and the front end of the main button 11 is located at one end of the pressing device 9. Below, the front end of the main button 11 is provided with a main return spring 13 for returning the main button 11. 4。 The pressing member 9 and the tension spring 9. 4, the push rod 9. 3, the connecting rod 9. 3 and the tension spring 9. 4. The urging of the urging block 9.2 is connected to the upper end of the push block 9.2, the push The lower end of the block 9.2 is hinged in the housing of the body 1. The upper slide is provided with a guide post 8.2. 5。 Outside the guide post 8.2 outside. The rear end of the slide bar 9.1 is located between the front end of the main button 11 and the power switch button 2.1. The rear end of the rear end of the slide bar 9.1 is connected to the inner wall of the front end of the main handle 8. The tension spring 9.4 gives the rear end of the slide rod 9. The front end of the main handle 8 is hinged in the rear end of the main body 1, and a locking device 12 is disposed between the front end of the main handle 8 and the rear end of the main body 1. The main handle 8 and the main body 1 are not affected, since the front end of the slide bar 9.1 is located at the rear side of the middle portion of the push block 9.2, the slide bar 9.1 is not connected to the push block 9.2. Rotation between.

The front end of the main button 11 is provided with an upper inclined surface, and the rear end of the sliding rod 9.1 is provided with a lower inclined surface. The thickness of the slider 9.1 is greater than the difference between the stroke of the front end of the main button 11 and the minimum distance m between the front button slope of the main button and the power switch button. It can be understood that when the main button is pressed, the main button The space above the front end of the button is just filled with the slider inserted backwards, which is the purpose of pressing the power button when the main button and the sub button are pressed simultaneously. 4。 The front end of the first sump 8.3 is connected to the outside of the opening 8. 4 . 1。 The card slot 1.1 is provided on both sides of the rear end of the body 1. The ribs 3.1 of the first chute 313 are provided. The first ribs of the ribs 3.1 are accommodated one by one in the first sliding slot 8.3 and the front ends of the two ribs 3.1 are accommodated one by one in the card. Inside the slot 1. 1. The aligning with the bump 11.1, the first side of the first power supply is provided. The inside of the groove 3. 2 can be stuck in the groove 3. 2. The front end of the second power connector 4 is provided with a power button 1和第一门。 The first switch is provided with the upper bevel. The first contact can be inserted into the power switch button 2.1 and the main button. 11 between the front ends. The first two of the first chutes are provided with the second chutes of the first side of the first power supply connector 3. 1。 The second slats 1. 1. 1 for the one-to-one correspondingly inserted the two ribs 3.1.

Referring to FIG. 7 together, the electronic brake circuit includes an AC power source, a motor M and two single-pole double-position switches K1 and K2, and the motor Μ includes a stator coil L1 and a rotor, and the stator coil L1 There are two, the rotor is connected with two carbon brushes, one end of the stator coil L1 is connected to the contact 1 of the switch K1, and the other end is connected to the contact 4 of the switch Κ2. One end of the AC power source is connected to the contact 3 of the switch K1, and the other end is connected to the contact 5 of the switch Κ2. The motor has two carbon brushes on the rotor, one is connected to the contact 3 of the switch K1, and the other is connected to the contact 2 of the switch K1 and the switch Κ2. The two single-pole double-position switches K1 and Κ2 are connected by a connecting rod. A conjugate inductor L2 is connected to the carbon brush at both ends of the motor Μ rotor. A capacitor is connected between the contact 3 of the switch K1 and the contact 4 of the switch K2 (: In the specific embodiment, when the switches K1 and K2 are switched to the normally closed state, the contact 1 and the contact 2 of the switch K1 are connected. Connection, the contact 4 of the switch K2 is connected with the contact 5, so that the motor M is connected with the alternating current power supply, the motor M is normally operated, and the pruning machine works normally. When the linkage switch of the pruning machine is simultaneously pressed, the power switch button is pressed, The single-pole double-position switches K1 and K2 are pressed.

When the dual-purpose pruning machine of the present invention is used as a universal pruning machine, the first power connector 3 is inserted into the first socket 8.1, and the ribs on both sides of the first power connector 3 are inserted. The first and second ends of the two ribs 3.1 are in one-to-one correspondence with the first slats 8.3. It is accommodated in the card slot 1.1 of the main body 1. At this time, the bump 11.1 on the upper side of the main button 11 can be inserted into the recess 3. 2 on the lower side of the first power connector 3. When the pruning machine is started, the main button 11 is pressed, the front end of the main button 11 is moved upwards, and the rear end of the sliding bar 9.1 is moved upward. Since the rear end of the sliding bar 9.1 is provided with a lower inclined surface, even the front end of the main button 11 The rearward movement of the slide bar 9.1 can not open the power switch button 2. 1, and then press the sub-button 10, the vertical side of the sub-button 10 moves backwards, will drive the connecting rod 9. 3 backwards The movement of the rear end of the main button 11 is greater than the stroke of the front end of the main button 11 with the thickness of the slider 9.1 being reversed. The difference between the front bevel of the main button and the minimum distance m between the power switch buttons, so that the power switch button 2. 1 can be pressed to start the pruning machine. When the pruning machine is started, the sub button 10 can also be pressed first, and then the main button 11 is pressed.

When the dual-purpose pruning machine of the present invention is used as a high-tune pruning machine, the second power connector 4 is inserted into the first socket 8.1, and the end of the second power connector 4 is inserted after the first socket 8.1. The first power connector 3 is inserted into the second socket 6.1, the first power connector 3 is inserted into the second socket 6. After the second socket 6.1 is inserted, the first power connector 3 is connected to the circuit inside the high branch handle 6, and the first power plug 15 of the first power connector 3 is connected to the external power source through the switch on the high branch handle 6. It can control the start and close of the pruning machine. When it is necessary to adjust the angle of the main body 1, the main body 1 can be adjusted in direction as long as the locking device 12 is released.

In the electronic brake circuit, when the switches K1 and K2 are switched to the normally open state, the contact 4 of the switch K2 is disconnected from the contact 5 and connected to the contact 6, that is, the AC power is disconnected, the AC power supply cannot supply power to the motor M, and the switch is simultaneously The contact 1 of K1 is connected to the contact 3, that is, the stator coil L1 of the motor M forms a loop with the rotor. At this time, since the power supply is just disconnected, the stator coil L1 has a residual potential and has magnetic energy, which can convert magnetic energy into electric energy, and an inversion current is generated, which drives the motor M to operate in reverse, and cancels the motor M after the power is turned off. The positive rotation caused by the inertia achieves the function of stopping the motor M quickly. The stator coil L1 shown in Fig. 7 is actually inside the motor M and is an integral part of the motor M. It is placed outside the motor M in order to make the schematic of the circuit easy to understand. Embodiment 2

Please refer to FIG. 1 , FIG. 2 , FIG. 3 , FIG. 4 , FIG. 7 and FIG. 8 . The difference between the dual-purpose pruning machine of this embodiment and the dual-purpose pruning machine of the first embodiment is as follows: The high power lever 6 of the second power connector 4 of the dual-purpose pruning machine is connected with a second power plug 16, and the second power plug 16 is for plugging into a power socket for turning on the power, and the second power plug 16 The connecting line is connected to the internal circuit of the high branch handle 6, and after the second power plug 16 is powered on, the internal circuit of the high branch handle 6 is powered.

When the dual-purpose pruning machine of the present invention is used as a high-tune pruning machine, the second power connector 4 is inserted into the first socket 8.1, and the end of the second power connector 4 is inserted after the first socket 8.1. The contact piece 4.1 directly presses the power switch button 2. 1, directly turns on the internal circuit of the pruning machine; the second power plug 16 is connected to the external power supply, and the pruning machine can be controlled by the switch on the high branch handle 6 Start and close. When it is necessary to adjust the angle of the main body, the main body 1 can be adjusted in direction as long as the locking device 12 is released.

Claims

1. A dual-purpose pruning machine comprising a main body (1), a power switch (2) with a power switch button (2.1), and a power switch button that can be pressed when pressed on the main body (1) a linkage switch of (2.1); characterized in that: the main body (1) is connected with a first socket (8.1); the dual-purpose pruning machine further comprises a first socket for inserting the socket (8.1) The first power connector (3) connected to the internal circuit and the first socket (8.1) for insertion into the first socket (8.1) and connected to the internal circuit and directly pressing the power switch button (2.1) a power connector (4); the first power connector (3) is connected to the first power plug (15); the second power connector (4) is connected to a high branch

(5), the high branch (5) is connected with a high branch handle (6) for turning on or off the power supply, and the high branch handle (6) is provided for inserting the first power connector (3) And a second power socket (16) is connected to the second socket (6.1) or the high branch handle (6) for connecting the first power connector (3) to the internal circuit of the high branch handle (6).

2. The dual-purpose pruning machine according to claim 1, wherein: the front end of the main body (1) is provided with a sub-handle (7), and the rear end of the main body (1) is provided with a main handle. (8); the main handle (8) is hollow, and the inner cavity of the main handle (8) is in communication with the inner cavity of the main body (1); the power switch (2) is disposed on the main handle (8) The front end of the main handle (8) is the first socket (8.1).

3. The dual-purpose pruning machine according to claim 2, wherein: said linkage switch comprises a pressing device (9) for pressing a power switch button (2.1), and is disposed on the sub-handle (7) a sub-button (10) for pushing the pressing device (9) backward, and an end provided on the main handle (8) for pressing up the pressing device (9) to press one end of the pressing device (9) a main button (11) of the switch button (2.1); one end of the pressing device (9) is located above the front end of the main button (11), and the other end of the pressing device (9) and the sub button (10) Hinged.

4. The dual-purpose pruning machine according to claim 3, wherein: said sub-button comprises a horizontal side and a vertical side, and an upper end of said vertical side is connected to a rear end of said horizontal side The lateral side of the sub button (10) is exposed to the sub-handle (7), and the inflection point of the sub-button (10) is hinged in the sub-handle (7), the sub-button (10) The lower end of the vertical side is hinged to the other end of the pressing device (9), and the front end of the lateral side of the sub-button (10) is provided with a secondary return spring (14) for returning the sub-button (10); The rear end of the main button (11) is hinged in the main handle (8), and the central portion of the main button (11) is exposed on the main handle (8), the main button

The front end of (11) is located below one end of the pressing device (9), and the front end of the main button (11) is provided with a main return spring (13) for returning the main button (11).

The dual-purpose pruning machine according to claim 4, characterized in that: the pressing device (9) comprises a slide bar (9.1) for sliding forward and backward, for pushing the slide bar (9.1) Push block (9.2), connecting rod (9.3) And a tension spring (9.4); a front end of the connecting rod (9.3) is hinged at a rear end of the sub-button (10), and a rear end of the connecting rod (9.3) is connected to the pushing block ( The upper end of the 9.2), the lower end of the pushing block (9.2) is hinged in the main body (1) housing; the sliding rod (9.1) is slidably connected in the front end of the main handle (8), The front end of the slide bar (9.1) is located at the rear side of the middle of the push block (9.2), and the rear end of the slide bar (9.1) is located between the front end of the main button (11) and the power switch button (2.1); The tension spring (9.4) is connected between the rear end of the slide bar (9.1) and the inner wall of the front end of the main handle (8).

The dual-purpose pruning machine according to claim 5, wherein: the front end of the main button (11) is provided with an upper inclined surface, and the rear end of the sliding rod (9.1) is provided with a lower inclined surface; The thickness of the slider (9.1) is greater than the difference between the stroke of the front end of the main button (11) and the minimum distance (m) between the slope of the front end of the main button and the power switch button. The front end of the main handle (8) is hinged in the rear end of the main body (1), and a locking device is arranged between the front end of the main handle (8) and the rear end of the main body (1) ( 12).

The dual-purpose pruning machine according to claim 1, wherein: the first sliding sleeve (8.3) is provided with a first sliding slot (8.3), and the first sliding slot The front end of (8.3) has an opening that communicates with the outside world.

(8.4); a card slot (1.1) is disposed on both sides of the rear end of the main body (1); both sides of the first power connector (3) are provided with the first chute ( 8.3) Matching ribs (3.1); the two ribs (3.1) are for one-to-one correspondence in the first chute (8.3) and the front ends of the two ribs (3.1) For one-to-one correspondence in the card slot (1.1). The upper side of the main button (11) is provided with a bump (11.1), and the lower side of the first power connector (3) is provided with a bump for accommodating the bump (11.1) ( 11.1) Matching groove (3.2), said bump (11.1) being used to snap into said groove (3.2).

The dual-purpose pruning machine according to claim 1, wherein: the front end of the second power connector (4) is provided with a contact (4.1) for pressing a power switch button (2.1). The front end of the contact piece (4.1) is provided with an upper inclined surface, and the contact piece (4.1) is for inserting between the power switch button (2.1) and the front end of the main button (11).

The dual-purpose pruning machine according to claim 1, wherein: both sides of the second socket (6.1) are provided on both sides of the first power connector (3) The ribs (3.1) are matched with a second chute (6.1.1), and the two second chutes (6.1.1) are used to insert the two ribs (3.1) in a one-to-one correspondence.

10. The dual-purpose pruning machine according to claim 1, further comprising: an electronic brake circuit, wherein the electronic brake circuit comprises an AC power source, a motor M, and two single-pole double-position switches K1 and K2, The motor Μ includes a stator coil L1 and a rotor, the rotor is connected with two carbon brushes, one end of the stator coil L1 is connected to the contact 1 of the switch K1, and the other end is connected to the contact 4 of the switch Κ2; One end is connected to the contact 3 of the switch K1, The other end is connected to the contact 5 of the switch K2; the two carbon brushes on the rotor of the motor, one connected to the contact 3 of the switch K1, and the other connected to the contact 2 of the switch K1 and the contact 6 of the switch Κ2.