Electric high branch pruning assembly

Abstract

The invention discloses an electric high branch pruning assembly which comprises a mounting frame, a tool apron is fixedly arranged on the mounting frame, a cutter is rotatably arranged on the mounting frame, a shearing area is defined between the tool apron and the cutter, a motor is arranged on the mounting frame, and the motor is driven by the motor to rotate. A motor is arranged at the lower end of the mounting frame, a worm extending in the vertical direction is connected to the output end of the motor, a worm gear block is meshed with the worm in a transmission mode, the worm gear block is connected with the cutter, an insulating rod is connected to the lower end of the mounting frame, and when the motor drives the worm to rotate, the worm gear block drives the cutter to rotate so as to change the size of the shearing area. According to the electric high branch pruning assembly of the structure, not only can tree obstacles be quickly and efficiently cleaned, but also the safety of working in the electric power environment of the distribution line can be improved through the arrangement of the insulating rod, and therefore the operation and maintenance efficiency of the distribution line is improved.

Description

Technical Field

[0001] The invention relates to the technical field of tree branch pruning, and in particular to an electric high branch pruning component. Background Art

[0002] With the acceleration of social development and urbanization, rural power grid construction is becoming more and more perfect. However, due to the natural environment and the distribution of distribution lines, problems such as tree obstacles often occur on the power distribution lines of power stations, which seriously affects the normal power supply of the power grid. The existing tree obstacle removal method often requires manual felling of trees at a higher position, which is not easy to apply force and may cause the saw blade or knife to get stuck in the branches. The operation is difficult, thus reducing the operation and maintenance efficiency of the distribution lines. Summary of the invention

[0003] In view of the above shortcomings, the present invention proposes an electric high-branch pruning assembly, which can not only quickly and efficiently clear tree obstacles, but also, by means of the setting of insulating rods, can improve the safety of working in the power environment of distribution lines, thereby accelerating the operation and maintenance efficiency of distribution lines.

[0004] In order to achieve the above object, the present invention adopts the following technical scheme:

[0005] An electric high branch pruning assembly comprises: a mounting frame, a knife seat is fixedly provided on the mounting frame, a cutting knife is rotatably provided on the mounting frame, a cutting zone is defined between the knife seat and the cutting knife, the mounting frame is provided with a motor, a worm extending in a vertical direction is connected to the output end of the motor, a worm gear block is meshed with the worm gear, the worm gear block is connected to the cutting knife, an insulating rod is connected to the lower end of the mounting frame, and when the motor drives the worm to rotate, the worm gear block drives the cutting knife to rotate to change the size of the cutting zone.

[0006] The electric high-branch pruning assembly according to the embodiment of the present invention has at least the following beneficial effects: the motor drives the worm to rotate, and the worm gear drives the cutter to rotate, so that the cutter seat and the cutter cooperate with each other to cut the branches, thereby using the motor to drive the worm and the worm gear to provide a strong shearing force for pruning high branches, and with the sharp cutter, it can quickly and efficiently prune high branches without manual pruning, and the operation is simple, which is conducive to improving the operation and maintenance efficiency of the distribution line. Among them, the setting of the insulating rod is conducive to blocking the transmission of current, thereby avoiding the risk of electric shock caused by contact with high voltage, and then ensuring people's safe operation in a high-voltage power environment, so as to adapt to the work of pruning high branches in the power environment of the distribution line.

[0007] Furthermore, the mounting frame includes two parallel plates, the knife seat and the cutter are arranged between the two plates, the knife seat is an arc-shaped structure, and the lower end surface of the knife seat is provided with an arc-shaped groove. The cutter can be rotated to be built into the arc-shaped groove, thereby facilitating the knife seat and the cutter to cooperate in pruning high branches.

[0008] Furthermore, a connector is provided between the cutter and the worm gear block, a pin is provided between the two plates, the connector is rotatably arranged on the pin, the pin is provided with a limiting ring, and the limiting ring is used to limit the movement of the connector relative to the pin.

[0009] Furthermore, the connecting head includes a first arc block, a second arc block and a pressing block, the first arc block is connected to the cutter, the second arc block is connected to the worm gear block, the second arc block has a notch that is spliced ​​with the first arc block, and the pressing block connects the first arc block and the second arc block by bolts.

[0010] Furthermore, the second arc block is provided with a sleeve portion, a clamping ring portion is provided in the middle of the inner wall of the sleeve portion, and the limiting ring is clamped between the clamping ring portion and the plate body.

[0011] Furthermore, the sleeve portion is provided with a mounting hole, the pin shaft is provided with a rolling bearing, the rolling bearing is in sliding contact with an inner wall of the mounting hole, and the rolling bearing is clamped between the clamping ring portion and the limiting ring.

[0012] Furthermore, a first spring sheet is obliquely provided at one end of the knife seat, one end of the first spring sheet abuts against the first arc block, the cutter rotates until it can abut against the first spring sheet, the plate body is provided with a second spring sheet, and the worm gear block rotates until it can abut against the second spring sheet.

[0013] Furthermore, a mounting plate is provided at the lower ends of the two plate bodies, the mounting plate is connected to the plate bodies by bolts, and the mounting plate is provided with a threaded hole for mounting the insulating rod.

[0014] Furthermore, the motor is electrically connected to a controller, the controller is electrically connected to a switch button, and the switch button is used to control the start and stop of the motor.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description and in part will be obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0017] Figure 1 It is a structural schematic diagram of an embodiment of an electric high branch pruning assembly of the present invention;

[0018] Figure 2 for Figure 1 A schematic diagram of a structure in which some parts are removed;

[0019] Figure 3 for Figure 2 Schematic diagram of the structural breakdown of the cutter and worm gear assembly.

[0020] In the figure: mounting frame 100, plate body 101, knife seat 110, arc groove 111, first spring sheet 112, cutter 120, pin 130, limiting ring 131, nut 132, first arc block 140, second arc block 141, pressing block 142, sleeve portion 143, snap ring portion 144, rolling bearing 150, second spring sheet 160, mounting plate 170, motor 200, worm 210, worm gear block 220. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiment of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiment of the present invention. Obviously, the described embodiment is only a part of the embodiment of the present invention, not all of the embodiments. Based on the embodiment of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "inside", "front", "back", "left", "right", etc. are based on the directions or positional relationships shown in the accompanying drawings, or are the directions or positional relationships in which the inventive product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0023] In the description of the present invention, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed", etc. are understood to exclude the number itself, and "above", "below", "within", etc. are understood to include the number itself. If the terms "first" or "second" are described, they are only used for descriptive purposes and cannot be understood to indicate or imply relative importance.

[0024] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "disposed" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] See also Figures 1 to 3 , an electric high branch pruning assembly, comprising: a mounting frame 100, a knife seat 110 is fixedly provided on the mounting frame 100, a cutter 120 is rotatably provided on the mounting frame 100, a shearing zone is defined between the knife seat 110 and the cutter 120, a motor 200 is provided on the mounting frame 100, a worm 210 extending in a vertical direction is connected to the output end of the motor 200, a worm gear block 220 is transmission-engaged with the worm 210, the worm gear block 220 is connected to the cutter 120, an insulating rod (not shown in the figure) is connected to the lower end of the mounting frame 100, when the motor 200 drives the worm 210 to rotate, the worm gear block 220 drives the cutter 120 to rotate to change the size of the shearing zone.

[0026] In the electric high-branch pruning assembly of the above structure, the motor 200 drives the worm 210 to rotate, and the worm gear block 220 drives the cutter 120 to rotate, so that the knife seat 110 and the cutter 120 cooperate with each other to cut the branches, thereby using the motor 200 to drive the worm 210 and the worm gear block 220 to provide a strong shearing force for pruning high branches, and with the sharp cutter 120, it can quickly and efficiently prune high branches without manual pruning, and the operation is simple, which is conducive to improving the operation and maintenance efficiency of the distribution line. Among them, the setting of the insulating rod is conducive to blocking the transmission of current, thereby avoiding the risk of electric shock caused by contact with high voltage, and then ensuring people's safe operation in a high-voltage power environment, so as to adapt to the work of pruning high branches in the power environment of the distribution line.

[0027] See also Figures 1 to 3Furthermore, the mounting frame 100 includes two parallel plates 101, a knife holder 110 and a cutter 120 are arranged between the two plates 101, the knife holder 110 is an arc-shaped structure, and an arc-shaped groove 111 is arranged on the lower end surface of the knife holder 110, and the cutter 120 can be rotated to be built into the arc-shaped groove 111, so that the knife holder 110 and the cutter 120 cooperate to prune high branches. Specifically, an installation area for accommodating the knife holder 110 and the cutter 120 is formed between the two plates 101, the knife holder 110 is provided with a first installation hole, and the plate 101 is provided with a second installation hole, and the first installation hole and the second installation hole are connected by bolts, so that the knife holder 110 is conveniently fixed between the two plates 101. Among them, the plate 101 is provided with a plurality of hollow holes, which is conducive to the plate 101 forming a lightweight design, thereby reducing the overall weight of the mounting frame 100, and improving the convenience of people's use.

[0028] See also Figures 1 to 3 Furthermore, a connector is provided between the cutter 120 and the worm gear block 220, a pin 130 is provided between the two plate bodies 101, the connector is rotatably provided on the pin 130, the pin 130 is provided with a limit ring 131, the limit ring 131 is used to limit the movement of the connector relative to the pin 130, thereby avoiding the displacement of the worm gear block 220 during use, which is conducive to ensuring the transmission cooperation between the worm gear block 220 and the worm 210. Among them, the two plate bodies 101 are provided with through holes, the pin 130 is penetrated by the two through holes, and nuts 132 are connected to both ends of the pin 130, so that the nut 132 abuts against the plate body 101 to fix the position of the pin 130.

[0029] See also Figures 1 to 3 , further, the connector includes a first arc block 140, a second arc block 141 and a pressing block 142, the first arc block 140 is connected to the cutter 120, the second arc block 141 is connected to the worm gear block 220, the second arc block 141 has a notch that is spliced ​​with the first arc block 140, and the pressing block 142 is connected to the first arc block 140 and the second arc block 141 by bolts. Specifically, during installation, the first arc block 140 is first engaged with the notch, and the surfaces of the first arc block 140 and the second arc block 141 are made flat to form a mounting surface, and then the pressing block 142 is abutted against the mounting surface, and finally the pressing block 142 is fixed to the mounting surface by bolts, so that the first arc block 140, the second arc block 141 and the pressing block 142 are installed to form an integrated structure, which is conducive to the worm gear block 220 driving the rotation of the knife seat 110, and the installation is fast and convenient, and it is also convenient to disassemble the pressing block 142 and replace the knife seat 110 later. It can be understood that two pressing blocks 142 are provided, and the first arc block 140 and the second arc block 141 are spliced ​​to form an annular ring, and the annular ring is sandwiched between the two pressing blocks 142.

[0030] See also Figures 1 to 3Further, the second arc block 141 is provided with a sleeve portion 143, a snap ring portion 144 is provided in the middle of the inner wall of the sleeve portion 143, and the limiting ring 131 is sandwiched between the snap ring portion 144 and the plate body 101. There are two limiting rings 131, and the snap ring portion 144 is sandwiched between the two limiting rings 131, so as to facilitate the position of the snap ring portion 144 to be limited.

[0031] See also Figures 1 to 3 , further, the sleeve portion 143 is provided with a mounting hole, the pin shaft 130 is provided with a rolling bearing 150, the rolling bearing 150 is slidably abutted against the inner wall of the mounting hole, and the rolling bearing 150 is sandwiched between the snap ring portion 144 and the limit ring 131. Specifically, during installation, the first arc block 140, the second arc block 141 and the pressure block 142 are assembled into a connector, and then the snap ring portion 144 is installed on the pin shaft 130, and the rolling bearing 150 and the limit ring 131 are sequentially installed on both sides of the snap ring portion 144 from the middle to the outside, and finally the two plates 101 are installed on the pin shaft 130, and the plates 101 are abutted against the limit ring 131, so that the connector can be rotatably arranged between the two plates 101. Among them, the use of the rolling bearing 150 can reduce the friction resistance of the connector relative to the pin shaft 130, thereby improving the smoothness of the rotation of the cutter 120.

[0032] See also Figure 2 Further, a first spring piece 112 is obliquely provided at one end of the knife seat 110, one end of the first spring piece 112 abuts against the first arc block 140, the cutter 120 rotates to abut against the first spring piece 112, the plate body 101 is provided with a second spring piece 160, and the worm gear block 220 rotates to abut against the second spring piece 160. Specifically, the first spring piece 112 and the second spring piece 160 are distributed along the rotation path of the worm gear block 220, so as to play a limiting role in preventing the worm gear block 220 from rotating excessively, so that the worm gear block 220 can still cooperate with the worm 210 after the cutter 120 is opened or closed, thereby preventing the worm gear part 220 from having teeth disengaged.

[0033] See also Figure 1 and Figure 2 Furthermore, a mounting plate 170 is provided at the lower end of the two plate bodies 101, and the mounting plate 170 is connected to the plate body 101 by bolts, and a threaded hole for mounting an insulating rod is provided on the mounting plate 170. Specifically, the insulating rod can adopt an existing pull-gate rod, and the upper end of the pull-gate rod adopts a spiral interface, which cooperates with the threaded hole, so as to facilitate the installation of the insulating rod. Among them, some existing pull-gate rods have a telescopic design, so that people can telescope and position the trimming assembly to any height according to the use requirements.

[0034] Furthermore, the motor 200 is electrically connected to a controller, and the controller is electrically connected to a switch button, and the switch button is used to control the opening and closing of the motor 200, so that people can drive the opening and closing of the motor 200 by operating the switch button at a lower position, thereby driving the knife holder 110 and the cutter 120 to cooperate with each other to achieve the effect of cutting high branches at a high place. In addition, the motor 200 can be powered by a battery pack, thereby reducing the limitation of the power cord and improving the flexibility of pruning. It is understandable that the switch button can use a handheld Bluetooth remote control, so that people can control the operation of the motor 200 through the Bluetooth remote control.

[0035] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0036] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. An electric high branch pruning assembly, characterized in that: include: A mounting frame (100) is provided, wherein a knife seat (110) is fixedly provided on the mounting frame (100), a cutter (120) is rotatably provided on the mounting frame (100), a shearing zone is defined between the knife seat (110) and the cutter (120), the mounting frame (100) is provided with a motor (200), an output end of the motor (200) is connected to a worm (210) extending in a vertical direction, the worm (210) is transmission-engaged with a worm gear block (220), the worm gear block (220) is connected to the cutter (120), an insulating rod is connected to the lower end of the mounting frame (100), and when the motor (200) drives the worm (210) to rotate, the worm gear block (220) drives the cutter (120) to rotate so as to change the size of the shearing zone.

2. The electric high branch pruning assembly according to claim 1, characterized in that: The mounting frame (100) comprises two parallel plate bodies (101), the knife seat (110) and the cutter (120) are arranged between the two plate bodies (101), the knife seat (110) is an arc-shaped structure, the lower end surface of the knife seat (110) is provided with an arc-shaped groove (111), and the cutter (120) can be rotated to be built into the arc-shaped groove (111).

3. The electric high branch pruning assembly according to claim 2, characterized in that: A connecting head is provided between the cutter (120) and the worm gear block (220), a pin shaft (130) is provided between the two plate bodies (101), the connecting head is rotatably provided on the pin shaft (130), the pin shaft (130) is provided with a limiting ring (131), and the limiting ring (131) is used to limit the movement of the connecting head relative to the pin shaft (130).

4. The electric high branch pruning assembly according to claim 3, characterized in that: The connecting head comprises a first arc block (140), a second arc block (141) and a pressing block (142); the first arc block (140) is connected to the cutter (120); the second arc block (141) is connected to the worm gear block (220); the second arc block (141) has a notch for being spliced ​​with the first arc block (140); and the pressing block (142) connects the first arc block (140) and the second arc block (141) by bolts.

5. The electric high branch pruning assembly according to claim 4, characterized in that: The second arc block (141) is provided with a sleeve portion (143), a snap ring portion (144) is provided in the middle of the inner wall of the sleeve portion (143), and the limiting ring (131) is sandwiched between the snap ring portion (144) and the plate body (101).

6. The electric high branch pruning assembly according to claim 5, characterized in that: The sleeve portion (143) is provided with a mounting hole, the pin shaft (130) is provided with a rolling bearing (150), the rolling bearing (150) is in sliding contact with the inner wall of the mounting hole, and the rolling bearing (150) is clamped between the clamping ring portion (144) and the limiting ring (131).

7. The electric high branch pruning assembly according to claim 4, characterized in that: A first spring sheet (112) is obliquely provided at one end of the knife seat (110), one end of the first spring sheet (112) abuts against the first arc block (140), the cutter (120) rotates until it can abut against the first spring sheet (112), the plate body (101) is provided with a second spring sheet (160), and the worm gear block (220) rotates until it can abut against the second spring sheet (160).

8. The electric high branch pruning assembly according to claim 2, characterized in that: A mounting plate (170) is provided at the lower ends of the two plate bodies (101), the mounting plate (170) is connected to the plate body (101) by means of bolts, and the mounting plate (170) is provided with a threaded hole for mounting the insulating rod.

9. The electric high branch pruning assembly according to claim 1, characterized in that: The motor (200) is electrically connected to a controller, and the controller is electrically connected to a switch button, and the switch button is used to control the start and stop of the motor (200).

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