Lever type labor-saving garden shears

Abstract

The utility model discloses lever type labor-saving garden shears which comprise a handle, a fixed blade, a movable blade, a mounting block, a roller, a spring and a locking block, the fixed blade and the movable blade are connected to the mounting block in a crossed mode, the handle is arranged below the fixed blade and the movable blade, the roller is arranged on the inner side of the handle, a guide piece is arranged below the movable blade, and the spring is arranged on the guide piece. The left side of the guide sheet slides on the roller, the other side of the guide sheet is provided with a bayonet lock, one end of the spring is connected with the interior of the handle, the other end of the spring is connected with the bayonet lock, and the locking block is located below the roller and movably locks the lower end of the guide sheet. The branch shearing device has the advantages of saving labor and being high in shearing force, and therefore the problems that in the long-time using process, working efficiency is reduced due to hand fatigue, and thick and large branches are difficult to shear are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of garden pruning, in particular to an improvement of garden shears. Background Art

[0002] With the increasing popularity of urban greening and home gardening, the demand for gardening tools is growing. Garden shears are used to maintain the green landscape and are closely related to our lives. Gardening not only removes diseased, insect-infested, dead, and overlapping branches from flowers and trees, maintaining the balanced growth of main branches and forming a certain shape, but also controls the growth environment of flowers and trees, improves lighting conditions, and promotes the growth and differentiation of flower buds.

[0003] Traditional garden shears often reduce work efficiency due to hand fatigue during long-term use, and are difficult to cut thicker branches, which brings inconvenience to gardening work. Utility Model Content

[0004] (1) Technical problems solved

[0005] In response to the shortcomings of the existing technology, the utility model provides a lever-type labor-saving garden shears, which adopts the lever principle and has the advantages of saving labor and strong shearing force, thereby solving the problem that work efficiency is reduced due to hand fatigue during long-term use, and it is difficult to cut thicker branches.

[0006] (2) Technical solution

[0007] To achieve the above, it adopts the lever principle, which has the advantages of labor saving and strong shearing force. The specific technical solutions adopted by this utility model are as follows:

[0008] A lever-type labor-saving garden shear comprises a handle, a fixed blade, a movable blade, a mounting block, a roller, a spring, and a locking block. The fixed blade and the movable blade are cross-connected to the mounting block. The handle is arranged below the fixed blade and the movable blade. The roller is arranged on the inner side of the handle. A guide piece is provided below the movable blade. The left side of the guide piece slides on the roller. A latch is provided on the other side of the guide piece. One end of the spring is connected to the inside of the handle, and the other end is connected to the latch. The locking block is located below the roller and movably locks the lower end of the guide piece.

[0009] Furthermore, the handles are provided with two groups, and an inner cavity is provided above the two groups of handles. The handles are provided with a left handle and a right handle. A rotating shaft is provided in the inner cavity of the left handle, and the rotating shaft is connected to the roller. A slide rail is provided on the lower side of the rotating shaft, and the locking block is adjusted on the slide rail. A card block for installing a spring is provided in the inner cavity of the right handle.

[0010] Furthermore, the blade edges of the fixed blade and the movable blade are arranged opposite to each other, and the movable blade moves around the mounting block.

[0011] Furthermore, anti-thread-backlash screws are provided on both sides of the mounting block, and the anti-thread-backlash screws are connected to the fixed blade, the movable blade and the handle and then locked.

[0012] Furthermore, an arc groove is provided on a side of the guide plate close to the roller.

[0013] Furthermore, the left handle and the right handle are made of rubber, and their surfaces are provided with anti-slip patterns.

[0014] (3) Beneficial effects

[0015] Compared with the prior art, the utility model provides a lever-type labor-saving garden shears with the following features:

[0016] Beneficial effects:

[0017] It uses the principle of leverage, allowing users to apply less force to complete high-force cutting work, significantly reducing labor intensity; the roller reduces friction during operation, making the cutting action smoother and extending the service life of the tool; it also has the advantages of simple structure, easy manufacturing and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0019] Figure 1 This is one of the structural diagrams of the present utility model;

[0020] Figure 2 This is the second structural diagram of the present utility model;

[0021] Figure 3 It is an exploded schematic diagram of the present utility model.

[0022] In the figure: handle 1, fixed blade 2, movable blade 3, mounting block 4, roller 5, spring 6, locking block 7, guide piece 31, bayonet 32, left handle 11, right handle 12, anti-thread backlash screw 41. DETAILED DESCRIPTION

[0023] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. By referring to these contents, ordinary technicians in this field should be able to understand other possible implementation methods and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0024] According to an embodiment of the utility model, a lever-type labor-saving garden shear is provided.

[0025] The present invention will now be further described with reference to the accompanying drawings and specific embodiments. Figure 1-3 As shown, according to an embodiment of the present utility model, a lever-type labor-saving garden shears comprises a handle 1, a fixed blade 2, a movable blade 3, a mounting block 4, a roller 5, a spring 6, and a locking block 7. The fixed blade 2 and the movable blade 3 are cross-connected on the mounting block 4 to form the shearing part of the scissors; the handle 1 is arranged below the fixed blade 2 and the movable blade 3 to provide a force transmission point for the user to hold and operate; the roller 5 is arranged on the inner side of the handle 1, and a guide piece 31 is provided below the movable blade 3, and the left side of the guide piece 31 slides on the roller 5, and a latch 32 is provided on the other side of the guide piece 31. One end of the spring 6 is connected to the inside of the handle 1, and the other end is connected to the latch 32, providing a rebound force for the movable blade 3 to ensure that it can be automatically opened after shearing. The locking block 7 is located below the roller 5 and movably locks the lower end of the guide piece 31.

[0026] In one embodiment, the handle 1 is provided with two groups, and an inner cavity is provided above the two groups of handles 1. The handle 1 is provided with a left handle 11 and a right handle 12. A rotating shaft is provided in the inner cavity of the left handle 11, and the rotating shaft is connected to the roller 5. A slide rail is provided on the lower side of the rotating shaft. The locking block 7 is adjusted on the slide rail to facilitate the storage of the garden shears. A card block for installing the spring 6 is provided in the inner cavity of the right handle 12.

[0027] In one embodiment, the cutting edges of the fixed blade 2 and the movable blade 3 are arranged opposite to each other, and the movable blade 3 moves around the mounting block 4 and cooperates with the fixed blade 2 to achieve shearing.

[0028] In one embodiment, anti-thread-backlash screws 41 are provided on both sides of the mounting block 4 , and the anti-thread-backlash screws 41 are connected to the fixed blade 2 , the movable blade 3 and the handle 1 and then locked.

[0029] In one embodiment, an arcuate groove is provided on one side of the guide piece 31 close to the roller 5, thereby facilitating the sliding of the guide piece 31 on the roller 5 and achieving a lever-saving effect.

[0030] In one embodiment, the left handle 11 and the right handle 12 are made of rubber, and their surfaces are provided with anti-slip grooves, which reduces the problem of hand slipping during cutting.

[0031] Working Principle: The fixed blade 2 and the movable blade 3 are cross-connected on the mounting block 4 to form the cutting portion of the scissors. The handle 1 is set below the fixed blade 2 and the movable blade 3, providing a force transmission point for the user to grip and operate. The roller 5 is set on the inside of the handle 1. A guide piece 31 is set below the movable blade 3. The left side of the guide piece 31 slides on the roller 5. The other side of the guide piece 31 is set with a latch 32. One end of the spring 6 is connected to the inside of the handle 1, and the other end is connected to the latch 32, providing a rebound force for the movable blade 3 to ensure automatic opening after cutting. The locking block 7 is located below the roller 5 and movably locks the lower end of the guide piece 31. The whole is a force-saving lever, making cutting more labor-saving.

[0032] In the present invention, unless otherwise clearly stipulated and limited, the terms "install", "set", "connect", "fix", "screw" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated 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 elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A lever-type labor-saving garden shears, characterized by: It comprises a handle (1), a fixed blade (2), a movable blade (3), a mounting block (4), a roller (5), a spring (6), and a locking block (7). The fixed blade (2) and the movable blade (3) are cross-connected on the mounting block (4). The handle (1) is arranged below the fixed blade (2) and the movable blade (3). The roller (5) is arranged on the inner side of the handle (1). A guide piece (31) is arranged below the movable blade (3). The left side of the guide piece (31) slides on the roller (5). A latch (32) is arranged on the other side of the guide piece (31). One end of the spring (6) is connected to the inside of the handle (1), and the other end is connected to the latch (32). The locking block (7) is located below the roller (5) and movably locks the lower end of the guide piece (31).

2. The lever-type labor-saving garden shears according to claim 1, characterized in that: The handle (1) is provided with two groups, and an inner cavity is provided above the two groups of handles (1). The handle (1) is provided with a left handle (11) and a right handle (12). A rotating shaft is provided in the inner cavity of the left handle (11), and the rotating shaft is connected to the roller (5). A slide rail is provided on the lower side of the rotating shaft, and a locking block (7) is adjusted on the slide rail. A clamping block for installing a spring (6) is provided in the inner cavity of the right handle (12).

3. The lever-type labor-saving garden shears according to claim 1, characterized in that: The fixed blade (2) and the moving blade (3) are arranged with their edges facing each other, and the moving blade (3) moves around the mounting block (4).

4. The lever-type labor-saving garden shears according to claim 1, characterized in that: Anti-thread-retraction screws (41) are provided on both sides of the mounting block (4), and the anti-thread-retraction screws (41) are connected to the fixed blade (2), the movable blade (3) and the handle (1) and then locked.

5. The lever-type labor-saving garden shears according to claim 1, characterized in that: An arc groove is provided on one side of the guide piece (31) close to the roller (5).

6. The lever-type labor-saving garden shears according to claim 2, characterized in that: The left handle (11) and the right handle (12) are made of rubber, and their surfaces are provided with anti-slip grooves.

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