Greening pruning device

Abstract

The utility model belongs to the technical field of pruning devices, and particularly relates to a greening pruning device which comprises electric scissors, the electric scissors are provided with two blades which are a fixed blade and a movable blade respectively, and the fixed blade and the movable blade are hinged together through a rotating shaft. The movable cutter is driven by the driving structure to rotate towards one side of the fixed cutter to cut off branches; the utility model discloses a pair of electric scissors, which comprises a pair of electric scissors, a telescopic rod and a support frame, the electric scissors are detachably connected to the movable end of the telescopic rod, and the fixed end of the telescopic rod is movably connected to the support frame. The telescopic function of the telescopic rod is utilized to extend the electric scissors to a high position to trim branches at the high position, the problem that a greening trimming device in the prior art is inconvenient to trim the branches at the high position is solved, meanwhile, the telescopic rod is movably installed on the supporting frame, supporting is provided through the supporting frame, adjustment is convenient, and meanwhile physical strength is saved.

Description

Technical Field

[0001] The utility model belongs to the technical field of pruning devices, and in particular relates to a greening pruning device. Background Art

[0002] A green belt is a green area in a city, countryside or other area, usually including trees, lawns, flowers, shrubs, water features, landscape design, etc. It aims to beautify the environment, improve air quality, provide leisure and entertainment space, and increase the sustainability of urban green spaces. Green belts need to be trimmed naturally, and the trimming of green belts requires the use of green belt trimming devices.

[0003] However, the existing greening pruning device is inconvenient to prune high branches when in use, the operation is relatively cumbersome, and the handheld high-altitude operation is also very likely to affect safety due to long working hours. Therefore, we propose a greening pruning device. Utility Model Content

[0004] In view of the above-mentioned deficiencies existing in the prior art, the utility model provides a greening pruning device to solve the above-mentioned problems in the background technology.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] A greening pruning device comprises an electric scissors, wherein the electric scissors have two blades, namely a fixed blade and a movable blade, wherein the fixed blade and the movable blade are hinged together through a rotating shaft, wherein the movable blade rotates toward the fixed blade under the drive of a driving structure to cut branches;

[0007] It also includes a telescopic rod and a support frame. The electric scissors are detachably connected to the movable end of the telescopic rod, and the fixed end of the telescopic rod is movably connected to the support frame.

[0008] By adopting the upper structure design, the electric scissors are installed on the movable end of the telescopic rod, and the telescopic function of the telescopic rod is used to extend the electric scissors to a high place to trim the branches at a high place, thereby overcoming the problem that the greening pruning device in the prior art is inconvenient to trim the branches at a high place. At the same time, the telescopic rod is movably installed on the support frame, and the support frame is used to provide support, which facilitates adjustment and saves physical strength.

[0009] Furthermore, the electric scissors also include a cutter head and a casing, wherein the cutter head is connected to the casing, and the fixed cutter and the movable cutter are installed at an end of the cutter head away from the casing.

[0010] Furthermore, the driving structure includes a motor and a driven bevel gear installed in the casing, the output shaft of the motor is connected to a driving bevel gear, the driven bevel gear and the driving bevel gear are meshingly connected, the driven bevel gear is fixedly connected to a rotating rod, the rotating rod is connected to the handle of the movable knife, and drives the movable knife to rotate.

[0011] Furthermore, a mounting cavity is provided on the cutter head, the driven bevel gear is rotatably mounted on the upper part of the mounting cavity, the handles of the fixed cutter and the movable cutter are located at the lower part of the mounting cavity, and a sealed end cover is provided on the top of the mounting cavity.

[0012] Furthermore, a column hole is provided in the installation cavity, and a connecting column is provided on the handle of the fixed knife. The connecting column is installed in the column hole accordingly, so as to limit the movement of the fixed knife.

[0013] Furthermore, a protrusion is provided on the handle of the movable knife, the rotating rod is a Z-shaped structure, the middle part of the rotating rod is fixedly connected to the driven bevel gear through the rotating shaft, and one end of the rotating rod is in contact with the protrusion.

[0014] By adopting the above structural design, the motor is used to drive the active bevel gear to rotate, the active bevel gear drives the driven bevel gear to rotate, the driven bevel gear drives the rotating rod to rotate by the rotating shaft, and the movable knife rotates while the rotating rod rotates, so that the movable knife and the fixed knife rotate relative to each other, forming a shearing force, and pruning the branches. Compared with the existing method of manually pruning high branches, it saves manpower and is more efficient.

[0015] Furthermore, the telescopic rod includes a movable rod and a fixed rod, the movable rod is movably arranged in the inner cavity of the fixed rod, a locking piece for locking the movable rod is provided on the end of the fixed rod, and the outer wall of the housing and the inner wall of the movable rod are threadedly connected.

[0016] Furthermore, a first connecting ear and a second connecting ear are provided on the outer wall of one end of the fixed rod away from the movable rod, the first connecting ear is located in the middle of the fixed rod, the second connecting ear is located at the end of the fixed rod, a hydraulic support rod is hinged on the first connecting ear, a connecting head is hinged on the second connecting ear, the other end of the hydraulic support rod is hinged to the connecting head, and the connecting head is hinged to the support frame.

[0017] By adopting the above structural design, the movable rod is telescopically arranged in the fixed rod, and the electric scissors are detachably connected to the movable rod through a thread. The telescopic function of the telescopic rod is used to extend the electric scissors to a higher place. At the same time, a hydraulic strut is used to provide support for the telescopic rod. In addition, the end of the fixed rod and the telescopic rod are hinged on the connecting head, which can facilitate the adjustment of the angle.

[0018] Furthermore, the support frame includes a first support column and a second support column, the top of the first support column is connected to the top of the second support column to form a triangular structure, the lower part of the first support column is also hinged to the third support column, and foot covers are installed on the three support columns.

[0019] By adopting the above structural design, the support frame is mainly composed of the first support column and the second support column to form a triangular structure with strong stability. At the same time, the third support column is hinged on the side of the first support column for auxiliary support.

[0020] Compared with the prior art, the utility model has the following beneficial effects:

[0021] 1. By installing the electric scissors on the movable end of the telescopic rod, the telescopic function of the telescopic rod is used to extend the electric scissors to a high place to prune the branches at a high place, thereby overcoming the problem that the greening pruning device in the prior art is inconvenient to prune the branches at a high place. At the same time, the telescopic rod is movably installed on the support frame, and the support frame is used to provide support, which is convenient for adjustment and saves physical strength;

[0022] 2. By designing a support frame with the first support column and the second support column as the main body, the support frame has a triangular structure and has a strong stability. At the same time, a third support column is hinged on the side of the first support column for auxiliary support. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of an embodiment of a greening pruning device of the utility model;

[0024] Figure 2 for Figure 1 A partial enlarged view of the middle A;

[0025] Figure 3 It is a schematic diagram of the three-dimensional structure of an electric scissors in an embodiment of a greening pruning device of the utility model;

[0026] Figure 4 The utility model is a kind of greening pruning device embodiment of the electric scissors disassembly and assembly Figure 1 ;

[0027] Figure 5 The utility model is a kind of greening pruning device embodiment of the electric scissors disassembly and assembly Figure 2 ;

[0028] The reference numerals in the drawings of the specification include:

[0029] Electric scissors (1), telescopic rod (2), support frame (3),

[0030] The cutter head (11), the mounting cavity (111), the column hole (112), the housing (12), the fixed cutter (13), the connecting column (131), the movable cutter (14), the protrusion (141), the motor (15), the driving bevel gear (16), the driven bevel gear (17), the rotating rod (18), the end cover (19),

[0031] A movable rod (21), a fixed rod (22), a first connecting ear (221), a locking member (23), a hydraulic support rod (24), a second connecting ear (25), a connecting head (26),

[0032] A first supporting column (31), a third connecting ear (311), a second supporting column (32), a third supporting column (33), and a foot cover (34). DETAILED DESCRIPTION

[0033] In order to enable those skilled in the art to better understand the present invention, the technical solution of the present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0034] Among them, the drawings are only used for illustrative explanations, and they only represent schematic diagrams rather than actual pictures, and should not be understood as limitations on this patent; in order to better illustrate the embodiments of the utility model, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted.

[0035] The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0036] In the description of the present invention, unless otherwise clearly specified and limited, if the term "connection" or the like appears to indicate the connection relationship between components, the term 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 an indirect connection through an intermediate medium, it can be the internal connection of two components or the interaction relationship between two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0037] Embodiment 1:

[0038] like Figure 1-5 As shown, the utility model. Specifically, a greening pruning device includes an electric scissors 1, the electric scissors 1 has two blades, namely a fixed blade 13 and a movable blade 14, the fixed blade 13 and the movable blade 14 are hinged together by a rotating shaft, wherein the movable blade 14 rotates to one side of the fixed blade 13 under the drive of the driving structure to cut the branches; it also includes a telescopic rod 2 and a support frame 3, the electric scissors 1 is detachably connected to the movable end of the telescopic rod 2, the fixed end of the telescopic rod 2 is movably connected to the support frame 3, the electric scissors 1 is installed on the movable end of the telescopic rod 2, and the telescopic function of the telescopic rod 2 is used to extend the electric scissors 1 to a high place to prune the branches at a high place, thereby overcoming the problem that the greening pruning device in the prior art is inconvenient to prune the branches at a high place, and at the same time, the telescopic rod 2 is movably installed on the support frame 3, and the support frame 3 is used to provide support, which is convenient for adjustment and saves physical strength.

[0039] In this embodiment, the electric scissors 1 also include a cutter head 11 and a housing 12, the cutter head 11 and the housing 12 are connected, and a fixed knife 13 and a movable knife 14 are installed at one end of the cutter head 11 away from the housing 12. The driving structure includes a motor 15 and a driven bevel gear 17 installed in the housing 12, the output shaft of the motor 15 is connected to an active bevel gear 16, the driven bevel gear 17 is meshed with the active bevel gear 16, the driven bevel gear 17 is fixedly connected to a rotating rod 18, the rotating rod 18 is connected to the handle of the movable knife 14, and drives the movable knife 14 to rotate. An installation cavity 111 is provided on the cutter head 11, the driven bevel gear 17 is rotatably installed in the upper part of the installation cavity 111, the handles of the fixed knife 13 and the movable knife 14 are located in the lower part of the installation cavity 111, and a sealed end cover 19 is provided on the top of the installation cavity 111. A column hole 112 is provided in the installation cavity 111, and a connecting column 131 is provided on the handle of the fixed knife 13. The connecting column 131 is correspondingly installed in the column hole 112, thereby limiting the movement of the fixed knife 13. A protrusion 141 is provided on the handle of the movable knife 14, and the rotating rod 18 is a Z-shaped structure. The middle part of the rotating rod 18 is fixedly connected to the driven bevel gear 17 through a rotating shaft, and one end of the rotating rod 18 is in contact with the protrusion 141. By adopting the above structural design, the active bevel gear 16 is driven to rotate by the motor 15, and the active bevel gear 16 drives the driven bevel gear 17 to rotate. The driven bevel gear 17 drives the rotating rod 18 to rotate by the rotating shaft. When the rotating rod 18 rotates, the movable knife 14 rotates, so that the movable knife 14 and the fixed knife 13 rotate relative to each other, forming a shearing force, and pruning the branches. Compared with the existing method of pruning high branches manually, it is more labor-saving and efficient.

[0040] In this embodiment, the telescopic rod 2 includes a movable rod 21 and a fixed rod 22. The movable rod 21 is movably arranged in the inner cavity of the fixed rod 22. A locking member 23 for locking the movable rod 21 is provided on the port of the fixed rod 22. The outer wall of the housing 12 and the inner wall of the movable rod 21 are threadedly connected. A first connecting ear 221 and a second connecting ear 25 are provided on the outer wall of one end of the fixed rod 22 away from the movable rod 21. The first connecting ear 221 is located in the middle of the fixed rod 22, and the second connecting ear 25 is located at the end of the fixed rod 22. A hydraulic support rod 24 is hinged on the first connecting ear 221, and a connecting head 26 is hinged on the second connecting ear 25. The other end of the hydraulic support rod 24 is hinged to the connecting head 26, and the connecting head 26 is hinged to the support frame 3. By adopting the above structural design, the movable rod 21 is telescopically arranged in the fixed rod 22, and the electric scissors 1 are detachably connected to the movable rod 21 through a thread. The telescopic function of the telescopic rod 2 is utilized to extend the electric scissors 1 to a high place, and the hydraulic support rod 24 is utilized to provide support for the telescopic rod 2. In addition, the end of the fixed rod 22 and the telescopic rod 2 are both hinged on the connecting head 26, so that the angle can be easily adjusted.

[0041] In this embodiment, the support frame 3 includes a first support column 31 and a second support column 32. The top of the first support column 31 and the top of the second support column 32 are connected to form a triangular structure. The lower part of the first support column 31 is also hinged with a third support column 33. The three support columns are all installed with foot covers 34. By adopting the above structural design, the support frame 3 is mainly composed of the first support column 31 and the second support column 32 to form a triangular structure with a strong stability. At the same time, the side of the first support column 31 is also hinged with the third support column 33 for auxiliary support.

[0042] The implementation principle of a greening pruning device of the present application is that when it is necessary to prune high branches, the electric scissors 1 are installed on the movable rod 21, the pruning device is moved to a suitable position below the water tree, the telescopic rod 2 is opened until the electric scissors 1 touch the high branches, and then the power of the electric scissors 1 is turned on, and the electric scissors 1 are used to automatically cut the branches. The working principle of the electric scissors 1 is that the motor 15 drives the active bevel gear 16 to rotate, the active bevel gear 16 drives the driven bevel gear 17 to rotate, and the driven bevel gear 17 drives the rotating rod 18 to rotate using the rotating shaft. When the rotating rod 18 rotates, the movable knife 14 rotates, so that the movable knife 14 and the fixed knife 13 rotate relative to each other, forming a shearing force to prune the branches.

[0043] The above are only embodiments of the utility model, and the circuits, electronic components and modules involved are all prior art, which can be fully implemented by those skilled in the art. It is needless to say that the content protected by this application does not involve improvements to software and methods. The common sense such as the known specific structure and characteristics in the scheme is not described in detail here. Ordinary technicians in the relevant field know all the common technical knowledge in the technical field of the utility model before the application date or priority date, can obtain all the prior art in the field, and have the ability to apply conventional experimental means before the date. Ordinary technicians in the relevant field can improve and implement this scheme in combination with their own abilities under the enlightenment given by this application. Some typical known structures or known methods should not become obstacles for ordinary technicians in the relevant field to implement this application. It should be pointed out that for those skilled in the art, without departing from the structure of the utility model, several deformations and improvements can be made, which should also be regarded as the protection scope of the utility model, and these will not affect the effect of the implementation of the utility model and the practicality of the patent.

Claims

1. A greening pruning device, characterized in that: The electric scissors (1) are provided with two blades, namely a fixed blade (13) and a movable blade (14); the fixed blade (13) and the movable blade (14) are hinged together via a rotating shaft, wherein the movable blade (14) is driven by a driving structure to rotate toward the fixed blade (13) to cut branches; It also comprises a telescopic rod (2) and a support frame (3), wherein the electric scissors (1) are detachably connected to the movable end of the telescopic rod (2), and the fixed end of the telescopic rod (2) is movably connected to the support frame (3).

2. A greening pruning device as claimed in claim 1, characterized in that: The electric scissors (1) further comprise a cutter head (11) and a casing (12), wherein the cutter head (11) and the casing (12) are connected, and the fixed cutter (13) and the movable cutter (14) are mounted on an end of the cutter head (11) away from the casing (12).

3. A greening pruning device as claimed in claim 2, characterized in that: The driving structure comprises a motor (15) and a driven bevel gear (17) installed in a housing (12); an output shaft of the motor (15) is connected to a driving bevel gear (16); the driven bevel gear (17) and the driving bevel gear (16) are meshingly connected; the driven bevel gear (17) is fixedly connected to a rotating rod (18); the rotating rod (18) is connected to a handle of a movable knife (14) to drive the movable knife (14) to rotate.

4. A greening pruning device as claimed in claim 3, characterized in that: The cutter head (11) is provided with a mounting cavity (111), the driven bevel gear (17) is rotatably mounted on the upper part of the mounting cavity (111), the handles of the fixed cutter (13) and the movable cutter (14) are located at the lower part of the mounting cavity (111), and a sealed end cover (19) is provided at the top of the mounting cavity (111).

5. A greening pruning device as claimed in claim 4, characterized in that: A column hole (112) is provided in the installation cavity (111), and a connecting column (131) is provided on the handle of the fixed knife (13). The connecting column (131) is correspondingly installed in the column hole (112), thereby limiting the movement of the fixed knife (13).

6. A greening pruning device as claimed in claim 4, characterized in that: A protrusion (141) is provided on the handle of the movable knife (14); the rotating rod (18) is a Z-shaped structure; the middle portion of the rotating rod (18) is fixedly connected to the driven bevel gear (17) via a rotating shaft; and one end of the rotating rod (18) is in contact with the protrusion (141).

7. A greening pruning device as claimed in claim 2, characterized in that: The telescopic rod (2) comprises a movable rod (21) and a fixed rod (22); the movable rod (21) is movably arranged in the inner cavity of the fixed rod (22); a locking member (23) for locking the movable rod (21) is provided on the end of the fixed rod (22); and the outer wall of the housing (12) and the inner wall of the movable rod (21) are threadedly connected.

8. A greening pruning device as claimed in claim 7, characterized in that: A first connecting ear (221) and a second connecting ear (25) are provided on the outer wall of one end of the fixed rod (22) away from the movable rod (21); the first connecting ear (221) is located in the middle of the fixed rod (22); the second connecting ear (25) is located at the end of the fixed rod (22); a hydraulic support rod (24) is hinged on the first connecting ear (221); a connecting head (26) is hinged on the second connecting ear (25); the other end of the hydraulic support rod (24) is hinged to the connecting head (26); and the connecting head (26) is hinged to the support frame (3).

9. The greening pruning device according to claim 1, characterized in that: The support frame (3) comprises a first support column (31) and a second support column (32), the top of the first support column (31) and the top of the second support column (32) are connected to form a triangular structure, the lower part of the first support column (31) is also hinged with a third support column (33), and foot covers (34) are installed on the tops of the three support columns.

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