Portable pruning saw for garden engineering

Abstract

The utility model belongs to the technical field of trimming saws for garden engineering, and particularly relates to a portable trimming saw for garden engineering, which comprises a saw frame, a first moving groove is arranged in the saw frame, a first moving block is arranged in the first moving groove, and the inner surface of the first moving block is fixedly connected with a bayonet lock. A first positioning groove is formed in the first moving block, a first spring groove is formed in the outer wall of the saw frame, a first spring is fixedly connected to the inner wall of the first spring groove, a first connecting plate is fixedly connected to one end of the first spring, a first positioning pin is fixedly connected to the side wall of the first connecting plate, and a second moving block is arranged in the first moving groove. The adjustable saw blade is reasonable in structure, the saw blade can face upwards through adjustment, the adjustable saw blade is more convenient to carry, and safety is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of pruning saws for garden engineering, and particularly relates to a portable pruning saw for garden engineering. Background Art

[0002] Garden tools are maintenance equipment for green landscapes, which take lawns, hedges, protecting flowers and trees, etc. as the operation objects and represent mechanized tools that replace most manual labor. A pruning saw is a common garden tool. When used for pruning tree branches, the pruning saw can reduce the workload of workers.

[0003] However, after the existing pruning saw is used, the direction of the saw blade is generally downward, making it inconvenient to carry the pruning saw and there are certain safety hazards. Summary of the Invention

[0004] The purpose of the utility model is to provide a portable pruning saw for garden engineering, which can be adjusted to make the saw blade face upward, making the utility model more convenient to carry and improving safety.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is: to provide a portable pruning saw for garden engineering, including a saw frame. A first moving groove is opened inside the saw frame. A first moving block is arranged inside the first moving groove. A retaining pin is fixedly connected to the inner surface of the first moving block. A first positioning groove is opened inside the first moving block. A first spring groove is opened on the outer wall of the saw frame. A first spring is fixedly connected to the inner wall of the first spring groove. One end of the first spring is fixedly connected to a first connecting plate. A first positioning pin is fixedly connected to the side wall of the first connecting plate. A second moving block is arranged inside the first moving groove. A second positioning groove is opened inside the second moving block. A second spring groove is opened on the outer wall of the saw frame. A second spring is fixedly connected to the inner wall of the second spring groove. One end of the second spring is fixedly connected to a second connecting plate. A second positioning pin is fixedly connected to the side wall of the second connecting plate. An installation block is arranged inside the first moving groove. The installation block is located between the first moving block and the second moving block. A clamping groove is opened on the outer surface of the installation block. A saw blade is fixedly connected to the side wall of the installation block.

[0006] Optionally, a first pull ring is fixedly connected to the outer wall of the first connecting plate, and a second pull ring is fixedly connected to the outer wall of the second connecting plate.

[0007] Optionally, a cotton thread is movably installed on the lower surface of the second moving block, and one end of the cotton thread away from the second moving block is fixedly connected to the outer wall of the saw frame.

[0008] Optionally, a second moving groove is formed in the inner wall of the first moving groove, and a dial block is fixedly connected to the outer wall of the first moving block. The dial block is located inside the second moving groove.

[0009] Optionally, a third moving groove is formed in the upper surface of the saw frame, and a moving bar is arranged inside the third moving groove.

[0010] Optionally, a groove is formed in the moving bar, a fixing column is threadedly connected to the inner surface of the groove, a turntable is fixedly connected to the outer wall of the fixing column, and a handle is fixedly connected to the side wall of the turntable.

[0011] Optionally, a grip is fixedly connected to the side wall of the moving bar, and an anti-slip groove is formed in the side wall of the grip.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] The utility model is provided with a first pull ring, a first connecting plate, a first positioning pin, a first spring, a first positioning groove, a dial block, a first moving block, a mounting block and a saw blade. Pull the first pull ring, so that the first connecting plate and the first positioning pin move away from the first spring, so that the first positioning pin is disengaged from the first positioning groove. Dial the dial block to drive the first moving block to move upward. Release the first pull ring, and the first positioning pin resets to intercept the first moving block so that it cannot move downward. Rotate the mounting block 180°, so that the direction of the saw teeth of the saw blade changes from downward to upward. Pull the first pull ring, so that the first connecting plate and the first positioning pin move away from the first spring, so that the first moving block moves downward, and the pin enters the card slot. Release the first pull ring, the first positioning pin resets, and the first moving block is limited. At the same time, the mounting block is limited, making the utility model more convenient to carry and improving safety.

[0014] The utility model is provided with a fixing column, a moving bar and a groove. Unscrew the fixing column to adjust the position of the moving bar, so that different grooves correspond to the fixing column, and the length of the moving bar can be changed, so that the overall length of the utility model can be adjusted, improving applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for use in the embodiments or the description of the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the present utility model;

[0017] Figure 2 Schematic diagram of the longitudinal sectional three-dimensional structure of the present utility model;

[0018] Figure 3 The present utility model Figure 2 Enlarged schematic diagram of the structure at A in the present utility model;

[0019] Figure 4 Schematic diagram of the longitudinal partial sectional three-dimensional structure of the present utility model;

[0020] Figure 5 The present utility model Figure 4 Enlarged schematic diagram of the structure at B in the present utility model;

[0021] Figure 6 Schematic diagram of the three-dimensional structure of the saw blade of the present utility model;

[0022] Figure 7 Schematic diagram of the three-dimensional structure of the moving bar of the present utility model;

[0023] Figure 8 Schematic diagram of the three-dimensional structure of the first moving block of the present utility model;

[0024] Figure 9 Schematic diagram of the three-dimensional structure of the second moving block of the present utility model.

[0025] In the figure: 1, saw frame; 2, first moving groove; 3, first moving block; 4, first positioning groove; 5, first positioning pin; 6, first spring groove; 7, first spring; 8, first connecting plate; 9, first pull ring; 10, retaining pin; 11, second moving block; 12, second positioning groove; 13, second positioning pin; 14, second spring groove; 15, second spring; 16, second connecting plate; 17, second pull ring; 18, mounting block; 19, card slot; 20, saw blade; 21, dialing block; 22, second moving groove; 23, third moving groove; 24, moving bar; 25, groove; 26, fixed column; 27, turntable; 28, handle; 29, grip; 30, anti-slip groove; 31, cotton thread. Detailed implementation manners

[0026] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model clearer and more understandable, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0027] It should be noted that when an element is referred to as "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0028] It should be understood that the orientation or positional relationship indicated by terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It 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, it should not be construed as a limitation to the present invention.

[0029] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present invention, "a plurality of" means two or more unless otherwise specifically defined.

[0030] Refer to Figures 1-9The portable pruning saw for gardening provided by the embodiment of the utility model is now described. A portable pruning saw for gardening, comprising a saw frame 1, a first moving groove 2 is provided inside the saw frame 1, the number of the first moving grooves 2 is two, a first moving block 3 is provided inside the first moving groove 2, a latch 10 is fixedly connected to the inner surface of the first moving block 3, the latch 10 can limit the movement of the mounting block 18 when inserted into the latch groove 19, a first positioning groove 4 is provided inside the first moving block 3, a first spring groove 6 is provided on the outer wall of the saw frame 1, a first spring 7 is fixedly connected to the inner wall of the first spring groove 6, and one end of the first spring 7 is fixedly connected to a first connecting plate 8, the side wall of the first connecting plate 8 is fixedly connected with the first positioning pin 5, the interior of the first moving groove 2 is provided with a second moving block 11, the interior of the second moving block 11 is provided with a second positioning groove 12, the outer wall of the saw frame 1 is provided with a second spring groove 14, the inner wall of the second spring groove 14 is fixedly connected with a second spring 15, one end of the second spring 15 is fixedly connected with a second connecting plate 16, and the second pull ring 17 is pulled to drive the second connecting plate 16 to move away from the second spring 15, so that the second positioning pin 13 is disengaged from the second positioning groove 12, thereby making the second moving The block 11 moves downward, and the mounting block 18 can be removed at this time to facilitate the subsequent replacement of the saw blade 20. The side wall of the second connecting plate 16 is fixedly connected to the second positioning pin 13, and the interior of the first movable groove 2 is provided with a mounting block 18. The first pull ring 9 is pulled to move the first connecting plate 8 and the first positioning pin 5 away from the first spring 7, so that the first positioning pin 5 is disengaged from the first positioning groove 4. The dial block 21 is moved to drive the first movable block 3 to move upward, and the first pull ring 9 is released. The first positioning pin 5 is reset, and the first movable block 3 is intercepted so that it cannot move downward. The block 18 rotates 180°, so that the direction of the saw teeth of the saw blade 20 changes from downward to upward, and the first pull ring 9 is pulled, so that the first connecting plate 8 and the first positioning pin 5 move away from the first spring 7, thereby causing the first moving block 3 to move downward, and the locking pin 10 enters the locking groove 19, and the first pull ring 9 is released, the first positioning pin 5 is reset, the first moving block 3 is limited, and the mounting block 18 is limited at the same time. The mounting block 18 is located between the first moving block 3 and the second moving block 11, and the outer surface of the mounting block 18 is provided with a locking groove 19, and the side wall of the mounting block 18 is fixedly connected with the saw blade 20.

[0031] Compared with the prior art, the portable pruning saw for gardening projects provided by the utility model can be adjusted so that the saw blade faces upward, so that the utility model is more convenient to carry and has improved safety.

[0032] In another embodiment of the present invention, please refer to Figures 1 to 9The outer wall of the first connecting plate 8 is fixedly connected to a first pull ring 9, and pulling the first pull ring 9 can drive the first connecting plate 8 to move. The outer wall of the second connecting plate 16 is fixedly connected to a second pull ring 17, and pulling the second pull ring 17 can drive the second movable plate 16 to move. A cotton thread 31 is movably installed on the lower surface of the second movable block 11, and the cotton thread 31 can prevent the second movable block 11 from being lost. One end of the cotton thread 31 away from the second movable block 11 is fixedly connected to the outer wall of the saw frame 1. A second movable groove 22 is opened on the inner wall of the first movable groove 2. A shift block 21 is fixedly connected to the outer wall of the first movable block 3, and shifting the shift block 21 can drive the first movable block 3 to move. The shift block 21 is located inside the second movable groove 22.

[0033] In another embodiment of the present invention, please refer to Figures 1 to 9 The upper surface of the saw frame 1 is provided with a third moving groove 23, and a moving bar 24 is arranged inside the third moving groove 23. A groove 25 is provided inside the moving bar 24, and the number of the grooves 25 is multiple. The inner surface of the groove 25 is threadedly connected with a fixing column 26. By screwing out the fixing column 26, the position of the moving bar 24 can be adjusted, so that different grooves 25 correspond to the fixing column 26, and the length of the moving bar 24 can be changed, so that the overall length of the utility model can be adjusted, thereby improving the applicability; the outer wall of the fixing column 26 is fixedly connected with a turntable 27, and the side wall of the turntable 27 is fixedly connected with a handle 28. Turning the handle 28 can drive the turntable 27 to rotate, so that the fixing column 26 can be unscrewed; the side wall of the moving bar 24 is fixedly connected with a handle 29, and the handle 29 is used to facilitate the use of the utility model; the side wall of the handle 29 is provided with an anti-skid groove 30, and the number of the anti-skid groove 30 is multiple, and the anti-skid groove 30 can effectively prevent the handle 29 from slipping during work.

[0034] Working principle: Pull the first pull ring 9 to move the first connecting plate 8 and the first positioning pin 5 away from the first spring 7, thereby disengaging the first positioning pin 5 from the first positioning groove 4, and shift the shift block 21 to drive the first movable block 3 to move upward. Release the first pull ring 9, and the first positioning pin 5 is reset. The first movable block 3 is intercepted so that it cannot move downward. The mounting block 18 is rotated 180° to change the sawtooth direction of the saw blade 20 from downward to upward. Pull the first pull ring 9 to move the first connecting plate 8 and the first positioning pin 5 away from the first spring 7, thereby moving the first movable block 3 downward. The latch pin 10 enters the latch groove 19. Release the first pull ring 9, and the first positioning pin 5 is reset. The first movable block 3 is limited, and the mounting block 18 is limited at the same time.

[0035] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A portable pruning saw for gardening, comprising a saw frame (1), characterized in that: The saw frame (1) is provided with a first moving groove (2) inside, a first moving block (3) is arranged inside the first moving groove (2), a latch pin (10) is fixedly connected to the inner surface of the first moving block (3), a first positioning groove (4) is provided inside the first moving block (3), a first spring groove (6) is provided on the outer wall of the saw frame (1), a first spring (7) is fixedly connected to the inner wall of the first spring groove (6), one end of the first spring (7) is fixedly connected to a first connecting plate (8), a side wall of the first connecting plate (8) is fixedly connected to a first positioning pin (5), a second moving block (11) is provided inside the first moving groove (2), and the second moving block (12) is fixedly connected to the inner wall of the first spring groove (6). A second positioning groove (12) is provided inside the block (11), a second spring groove (14) is provided on the outer wall of the saw frame (1), a second spring (15) is fixedly connected to the inner wall of the second spring groove (14), one end of the second spring (15) is fixedly connected to a second connecting plate (16), a side wall of the second connecting plate (16) is fixedly connected to a second positioning pin (13), a mounting block (18) is provided inside the first movable groove (2), the mounting block (18) is located between the first movable block (3) and the second movable block (11), a card slot (19) is provided on the outer surface of the mounting block (18), and a saw blade (20) is fixedly connected to the side wall of the mounting block (18).

2. The portable pruning saw for gardening as claimed in claim 1, characterized in that: A first pull ring (9) is fixedly connected to the outer wall of the first connecting plate (8), and a second pull ring (17) is fixedly connected to the outer wall of the second connecting plate (16).

3. The portable pruning saw for gardening as claimed in claim 1, characterized in that: A cotton thread (31) is movably mounted on the lower surface of the second moving block (11), and one end of the cotton thread (31) away from the second moving block (11) is fixedly connected to the outer wall of the saw frame (1).

4. The portable pruning saw for gardening as claimed in claim 1, characterized in that: The inner wall of the first movable groove (2) is provided with a second movable groove (22), the outer wall of the first movable block (3) is fixedly connected with a shifting block (21), and the shifting block (21) is located inside the second movable groove (22).

5. The portable pruning saw for gardening as claimed in claim 1, characterized in that: A third moving groove (23) is provided on the upper surface of the saw frame (1), and a moving bar (24) is arranged inside the third moving groove (23).

6. The portable pruning saw for gardening as claimed in claim 5, characterized in that: A groove (25) is provided inside the moving bar (24), a fixing column (26) is threadedly connected to the inner surface of the groove (25), a rotating disk (27) is fixedly connected to the outer wall of the fixing column (26), and a handle (28) is fixedly connected to the side wall of the rotating disk (27).

7. The portable pruning saw for gardening as claimed in claim 6, characterized in that: A handle (29) is fixedly connected to the side wall of the moving bar (24), and an anti-slip groove (30) is provided on the side wall of the handle (29).

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