High-safety pruning device

Abstract

The utility model belongs to the technical field of garden maintenance, and particularly relates to a high-safety pruning device which comprises a frame, a handle is installed at the upper end of the frame, an adjusting assembly is arranged in the frame, a fixing frame is installed on the outer wall of the frame, and limiting plates are installed on the two sides of one end of the fixing frame. The two limiting plates are jointly connected with a sliding frame in a sliding mode, a protection frame is installed at one end of the sliding frame, a rectangular hole is formed in the upper end of the protection frame, two clamping holes are formed in the two side walls of an inner cavity of the rectangular hole, and a positioning assembly is arranged on one side of the upper end of the frame. Through the arrangement of the positioning assembly, the position of the protection frame can be conveniently adjusted, so that when the device is not used or carried, the trimming knife is covered and protected, the safety can be improved, and potential safety hazards caused by the trimming knife to a human body and the like are avoided; and through the arrangement of the adjusting assembly, the trimming height can be adjusted conveniently, so that the flexibility is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of garden maintenance, in particular to a high-safety pruning device. Background Art

[0002] Garden refers to a natural environment and recreational area that is specially cultivated. It is a beautiful natural environment and recreational area created by using engineering technology and artistic means in a certain area by transforming the terrain (or further building mountains, stacking stones, and managing water), planting trees, flowers and plants, building buildings, and arranging garden paths. In a garden, more trees are usually planted to increase the greening rate, but the trees need to be pruned and maintained regularly.

[0003] According to the Chinese patent authorization announcement number CN 212993195 U, a branch pruning device for garden pruning is disclosed. The pruning saw blade in the application is exposed on the outside. When the device is carried or not in use, if the human body rubs against the blade, it may cause stab wounds to people, resulting in poor protection effect and poor safety. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a high-safety pruning device, which solves the problems raised in the above-mentioned background technology.

[0006] (2) Technical solution

[0007] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0008] A high-safety pruning device, comprising a frame, a handle is installed on the upper end of the frame, an adjustment component is arranged inside the frame, a fixed frame is installed on the outer wall of the frame, limit plates are installed on both sides of one end of the fixed frame, a sliding frame is slidably connected to the two limit plates, a protective frame is installed on one end of the sliding frame, a rectangular hole is opened on the upper end of the protective frame, two side walls of the inner cavity of the rectangular hole are opened with two clamping holes, and a positioning component is arranged on one side of the upper end of the frame;

[0009] The positioning assembly includes a fixed block installed on one side of the upper end of the frame, two guide plates are symmetrically installed in the fixed block, a rectangular plate is slidably connected between the two guide plates, a clamping block is installed at the opposite ends of the two rectangular plates, the clamping block is slidably connected to the fixed block, a spring is connected between the two rectangular plates, and handles are installed at the upper ends of the two rectangular plates.

[0010] Furthermore, the size of the clamping block is adapted to the clamping hole.

[0011] Furthermore, the adjustment assembly includes a slide plate sliding in a frame, a screw rod rotatably connected in the frame, the screw rod is threadedly connected to the slide plate, side plates are installed on both sides of one end of the slide plate, the side plates are slidably connected to the frame, the ends of the two side plates are commonly connected to a connecting plate, a shell is installed at one end of the connecting plate, a driving motor is installed in the shell, a pruning knife is installed at the output end of the driving motor, a driven bevel gear is installed at one end of the screw rod, a servo motor is installed at the upper end of the frame, and an active bevel gear is installed at the output end of the servo motor.

[0012] Furthermore, the driving bevel gear and the driven bevel gear are meshed with each other.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides a high-safety pruning device with the following beneficial effects:

[0015] The utility model facilitates adjustment of the position of the protection frame by setting the positioning component, so that the pruning knife can be covered and protected when the device is not in use or when carried, thereby improving safety and avoiding potential safety hazards caused by the pruning knife to the human body. The pruning height can be adjusted by setting the adjustment component, thereby improving flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the internal structure of the frame of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the protection frame of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the positioning component of the utility model.

[0020] In the figure: 1. frame; 2. handle; 3. adjustment assembly; 30. active bevel gear; 31. slide plate; 32. screw; 33. side plate; 34. connecting plate; 35. housing; 36. driving motor; 37. trimming knife; 38. driven bevel gear; 39. servo motor; 4. fixed frame; 5. limit plate; 6. sliding frame; 7. protection frame; 8. positioning assembly; 81. fixed block; 82. guide plate; 83. rectangular plate; 84. clamping block; 85. handle; 86. spring; 9. rectangular hole; 10. clamping hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Example

[0023] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a high-safety pruning device proposed in an embodiment of the utility model comprises a frame 1, a handle 2 is installed on the upper end of the frame 1, an adjusting component 3 is arranged inside the frame 1, a fixed frame 4 is installed on the outer wall of the frame 1, limiting plates 5 are installed on both sides of one end of the fixed frame 4, a sliding frame 6 is slidably connected to the two limiting plates 5, a protective frame 7 is installed on one end of the sliding frame 6, a rectangular hole 9 is opened on the upper end of the protective frame 7, two clamping holes 10 are opened on both side walls of the inner cavity of the rectangular hole 9, and a positioning component 8 is arranged on one side of the upper end of the frame 1; by setting the positioning component 8, it is convenient to adjust the position of the protective frame 7, so that when the device is not in use or when carried, the pruning knife 37 is covered and protected, thereby improving safety and avoiding safety hazards brought by the pruning knife 37 to the human body; by setting the adjusting component 3, it is convenient to adjust the pruning height, thereby improving flexibility;

[0024] The positioning assembly 8 includes a fixed block 81 installed on one side of the upper end of the frame 1, and two guide plates 82 are symmetrically installed in the fixed block 81. A rectangular plate 83 is slidably connected between the two guide plates 82, and a clamping block 84 is installed at the opposite ends of the two rectangular plates 83. The clamping block 84 is slidably connected to the fixed block 81, and a spring 86 is commonly connected between the two rectangular plates 83. The upper ends of the two rectangular plates 83 are installed with handles 85; by relatively squeezing the two handles 85, the rectangular plate 83 is driven to slide on the guide plate 82, thereby driving the clamping block 84 to slide on the fixed block 81, and then the protective frame 7 can be slid. As the sliding frame 6 slides on the limit plate 5, the guide limit is performed, and the protective frame 7 is slid to the outside of the pruning knife 37. At this time, as the spring 86 is reset, the clamping block 84 is clamped into the two clamping holes 10 on the left side, and the protective frame 7 is limited, and the protective work can be performed. When in use, the reverse operation is performed so that the clamping block 84 is clamped into the two clamping holes 10 on the right side, and it can be used for pruning.

[0025] like Figure 3 As shown, in some embodiments, the size of the block 84 is adapted to the hole 10 , so as to facilitate limiting the position of the protective frame 7 .

[0026] like Figure 2 As shown, in some embodiments, the adjustment component 3 includes a slide plate 31 sliding in the frame 1, a screw rod 32 is rotatably connected in the frame 1, the screw rod 32 is threadedly connected to the slide plate 31, side plates 33 are installed on both sides of one end of the slide plate 31, the side plates 33 are slidably connected to the frame 1, and the ends of the two side plates 33 are commonly connected to a connecting plate 34, one end of the connecting plate 34 is installed with a shell 35, a driving motor 36 is installed in the shell 35, a pruning knife 37 is installed at the output end of the driving motor 36, a driven bevel gear 38 is installed at one end of the screw rod 32, a servo motor 39 is installed at the upper end of the frame 1, and an active bevel gear 30 is installed at the output end of the servo motor 39; the active bevel gear 30 is driven to rotate by the servo motor 39, the driven bevel gear 38 is driven to rotate, the screw rod 32 is driven to rotate, and the slide plate 31 is driven to slide in the frame 1, thereby driving the side plates 33 to slide on the frame 1, thereby driving the connecting plate 34 to move, thereby driving the shell 35 to move, thereby adjusting the trimming position, and driving the pruning knife 37 to rotate by the driving motor 36 to perform trimming work.

[0027] like Figure 2 As shown, in some embodiments, the driving bevel gear 30 and the driven bevel gear 38 are meshed with each other to facilitate adjustment.

[0028] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A high-safety pruning device, comprising a frame (1), characterized in that: A handle (2) is installed at the upper end of the frame (1), an adjustment component (3) is arranged inside the frame (1), a fixed frame (4) is installed on the outer wall of the frame (1), limiting plates (5) are installed on both sides of one end of the fixed frame (4), a sliding frame (6) is slidably connected to the two limiting plates (5), a protective frame (7) is installed at one end of the sliding frame (6), a rectangular hole (9) is opened at the upper end of the protective frame (7), and two side walls of the inner cavity of the rectangular hole (9) are opened with two clamping holes (10), and a positioning component (8) is provided on one side of the upper end of the frame (1); The positioning assembly (8) comprises a fixed block (81) mounted on one side of the upper end of the frame (1), two guide plates (82) are symmetrically mounted inside the fixed block (81), a rectangular plate (83) is slidably connected between the two guide plates (82), a clamping block (84) is mounted at the opposite ends of the two rectangular plates (83), the clamping block (84) is slidably connected to the fixed block (81), a spring (86) is commonly connected between the two rectangular plates (83), and a handle (85) is mounted at the upper ends of the two rectangular plates (83).

2. A high-safety pruning device according to claim 1, characterized in that: The size of the clamping block (84) is matched with the clamping hole (10).

3. A high-safety pruning device according to claim 1, characterized in that: The adjustment assembly (3) comprises a slide plate (31) sliding in the frame (1), a screw rod (32) rotatably connected in the frame (1), the screw rod (32) being threadedly connected to the slide plate (31), side plates (33) being installed on both sides of one end of the slide plate (31), the side plates (33) being slidably connected to the frame (1), the ends of the two side plates (33) being commonly connected to a connecting plate (34), one end of the connecting plate (34) being installed with a housing (35), a driving motor (36) being installed in the housing (35), an output end of the driving motor (36) being installed with a trimming knife (37), one end of the screw rod (32) being installed with a driven bevel gear (38), a servo motor (39) being installed at the upper end of the frame (1), an active bevel gear (30) being installed at the output end of the servo motor (39).

4. A high-safety pruning device according to claim 3, characterized in that: The driving bevel gear (30) and the driven bevel gear (38) are meshed with each other.

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