Telescopic pruning shears
By designing a hand-proof structure and labor-saving structure in the retractable pruning shears, the problems of poor grip stability and labor-intensive pruning and cutting branches at high places are solved, and a more efficient and stable pruning shear operation is achieved.
Patent Information
- Application Number
- CN202420698268.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-08
- Publication Date
- 2025-05-02
- Estimated Expiration
- 2034-04-08
AI Technical Summary
When used, the existing retractable pruning shears have poor grip stability and are prone to fall off. When pruning thicker branches at high places, the operator will have to work hard and find it difficult to exert force.
A retractable pruning shears including a hand-proof structure and a labor-saving structure are designed. The anti-hand removal structure improves the grip stability of the grip and palm through an anti-slip sponge sleeve, a secondary finger collar, an anti-slip washer, a fixed sleeve, an anti-slip inner pad and a main finger collar. The labor-saving structure forms a labor-saving lever through the forearm fixing frame, connecting nuts, connecting screws, connecting rods, buffer sponge pads and limit straps to reduce the power consumption during trimming.
It effectively improves the grip stability of pruning shears, avoids the problem of grip falling off during long-term operations, and reduces the power consumption when pruning high-altitude branches through a labor-saving structure, and improves the pruning efficiency.
Smart Images
Figure CN222814924U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of garden pruning equipment, in particular to a telescopic pruning shear. Background Art
[0002] Telescopic pruning shears are a type of pruning shears that are convenient for people to adjust the working height during gardening operations. They can be used to prune high branches and improve the efficiency of gardening operations.
[0003] However, the existing retractable pruning shears have certain disadvantages when in use. Firstly, during the use of the pruning shears, the gripping stability between the pruning shears handle and the operator's palm is poor. The handle is easy to fall off from the operator's hand during long-term operation, affecting the efficiency of gardening operations. Secondly, when the pruning shears encounter thick branches at high places, the operator has more effort to prune and it is difficult to exert force, which affects the pruning of thick branches.
[0004] Therefore, it is necessary that we propose a telescopic pruning shears to solve the above problems. Utility Model Content
[0005] The main purpose of the utility model is to provide a telescopic pruning shear, which can effectively solve the problems in the background technology.
[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:
[0007] A telescopic pruning shears comprises an external connecting tube, one end of the outer wall of the external connecting tube is provided with an anti-slip structure, the other end of the outer wall of the external connecting tube is provided with a length adjustment knob, the outer surface of one end of the external connecting tube is provided with a labor-saving structure, the outer surface of the other end of the external connecting tube is provided with a telescopic rod, and the outer surface of one end of the telescopic rod is provided with a pruning knife holder, the anti-slip structure comprises an anti-slip sponge sleeve, a secondary finger collar, an anti-slip gasket, a fixed sleeve, an anti-slip inner pad and a main finger collar, the labor-saving structure comprises a forearm fixing frame, a connecting nut, a connecting screw rod, a connecting rod, a buffer sponge pad and a limit binding The fixing sleeve is provided with a non-slip inner pad on the inner wall, a non-slip sponge sleeve on the outer wall of the fixing sleeve, a main finger ring on the outer surface of one side of the fixing sleeve, a secondary finger ring on the outer surface of the other side of the fixing sleeve, non-slip washers are provided on the inner walls of the secondary finger ring and the main finger ring, a connecting nut is provided on the outer wall of the connecting screw, a connecting rod is provided on the outer surface of one end of the connecting screw, a forearm fixing frame is provided on the outer surface of one end of the connecting rod, a buffer sponge pad is provided on the inner wall of the forearm fixing frame, and a limiting strap is provided on the outer wall of the forearm fixing frame.
[0008] Preferably, the inner wall of the fixed sleeve is fixedly connected to the outer wall of the anti-slip inner pad, the outer wall of the fixed sleeve is fixedly connected to the inner wall of the anti-slip sponge sleeve, one side outer surface of the fixed sleeve is fixedly connected to one side outer surface of the main finger ring, the other side outer surface of the fixed sleeve is fixedly connected to one side outer surface of the auxiliary finger ring, and the inner walls of the auxiliary finger ring and the main finger ring are both fixedly connected to the outer wall of the anti-slip gasket, which is conducive to the structural stability of the anti-hand-slip structure.
[0009] Preferably, the outer wall of the connecting screw is movably connected to the inner wall of the connecting nut, the outer surface of one end of the connecting screw is fixedly connected to the outer surface of one end of the connecting rod, the outer surface of the other end of the connecting rod is fixedly connected to the outer surface of one side of the forearm fixing frame, the inner wall of the forearm fixing frame is fixedly connected to the outer wall of the buffer sponge pad, and the outer wall of the forearm fixing frame is detachably connected to the outer surfaces of both ends of the limiting straps, which is beneficial to the structural stability of the labor-saving structure.
[0010] Preferably, the inner wall of the fixed sleeve is fixedly connected to one end of the outer wall of the external connecting tube via an anti-slip inner pad, and the number of the anti-hand-slip structures is two groups, which is conducive to the stable connection of the anti-hand-slip structures.
[0011] Preferably, the outer wall of the connecting screw rod is detachably connected to the outer surface of one end of the external connecting tube through a connecting nut, and the number of the labor-saving structures is two groups, which is conducive to the stable connection of the labor-saving structures.
[0012] Preferably, the outer surface of one end of the length adjustment knob passes through the outer wall of the external connecting tube and is detachably connected to the outer wall of the telescopic rod, the inner wall of the external connecting tube is movably connected to the outer wall of the telescopic rod, and the outer surface of one end of the telescopic rod is fixedly connected to the outer surface of one end of the pruning tool holder, which is beneficial to the overall structural stability of the pruning shears.
[0013] Compared with the prior art, the utility model provides a retractable pruning shear, which has the following beneficial effects:
[0014] 1. The telescopic pruning shears have an anti-slip structure. Before using the pruning shears, the operator can insert the thumb and other four fingers into the main finger ring and the auxiliary finger ring respectively, and then grasp the fixed sleeve in the hand through the anti-slip sponge sleeve. The main finger ring, the auxiliary finger ring and the anti-slip sponge sleeve can improve the gripping stability between the pruning shears handle and the operator's palm, and prevent the handle from falling off from the operator's hand during long-term operation, thereby affecting the gardening operation efficiency.
[0015] 2. This telescopic pruning shears has a labor-saving structure. When the pruning shears are in use, the angle between the connecting rod and the external connecting tube can be adjusted as needed, and then the operator's forearm is placed in the forearm fixing frame, and the position of the forearm is limited and fixed by a limiting strap. During the pruning process, the operator's forearm can drive the pruning shears to open and close, forming a labor-saving lever, which is convenient for the operator to exert force better. When encountering thicker branches at high places, the operator can save more effort when pruning, and the pruning of thick branches will not be affected. 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 partial structural schematic diagram of the utility model.
[0018] Figure 3 For this utility model Figure 1 An enlarged view of the middle anti-drop structure 3.
[0019] Figure 4 For this utility model Figure 1 An enlarged view of the middle labor-saving structure 2.
[0020] In the figure: 1. External connecting tube; 2. Labor-saving structure; 3. Anti-slip structure; 4. Length adjustment knob; 5. Pruning knife holder; 6. Telescopic rod; 31. Anti-slip sponge sleeve; 32. Assistant finger collar; 33. Anti-slip gasket; 34. Fixed sleeve; 35. Anti-slip inner pad; 36. Main finger collar; 21. Forearm fixing frame; 22. Connecting nut; 23. Connecting screw rod; 24. Connecting rod; 25. Buffer sponge pad; 26. Limiting strap. DETAILED DESCRIPTION
[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.
[0022] like Figure 1-4As shown, a telescopic pruning shear comprises an external connecting tube 1, an anti-hand-off structure 3 is provided at one end of the outer wall of the external connecting tube 1, a length adjustment knob 4 is provided at the other end of the outer wall of the external connecting tube 1, a labor-saving structure 2 is provided on the outer surface of one end of the external connecting tube 1, a telescopic rod 6 is provided on the outer surface of the other end of the external connecting tube 1, and a pruning tool holder 5 is provided on the outer surface of one end of the telescopic rod 6, the anti-hand-off structure 3 comprises an anti-slip sponge sleeve 31, an auxiliary finger collar 32, an anti-slip gasket 33, a fixed sleeve 34, an anti-slip inner pad 35 and a main finger collar 36, the labor-saving structure 2 comprises a forearm fixing frame 21, a connecting nut 22, a connecting screw rod 23, a connecting rod 24, a buffer sponge pad 25 and a limiting strap 26, the inner wall of the fixed sleeve 34 is provided with an anti-slip inner pad 35, The outer wall of the fixed sleeve 34 is provided with an anti-skid sponge sleeve 31, the outer surface of one side of the fixed sleeve 34 is provided with a main finger sleeve ring 36, the outer surface of the other side of the fixed sleeve 34 is provided with a secondary finger sleeve ring 32, the inner walls of the secondary finger sleeve ring 32 and the main finger sleeve ring 36 are both provided with anti-skid washers 33, the outer wall of the connecting screw 23 is provided with a connecting nut 22, the outer surface of one end of the connecting screw 23 is provided with a connecting rod 24, the outer surface of one end of the connecting rod 24 is provided with a forearm fixing frame 21, the inner wall of the forearm fixing frame 21 is provided with a buffer sponge pad 25, the outer wall of the forearm fixing frame 21 is provided with a limiting strap 26, the inner wall of the fixed sleeve 34 is fixedly connected to the outer wall of the anti-skid inner pad 35, and the outer wall of the fixed sleeve 34 is fixed to the inner wall of the anti-skid sponge sleeve 31 The outer surface of one side of the fixed sleeve 34 is fixedly connected to the outer surface of one side of the main finger collar 36, and the outer surface of the other side of the fixed sleeve 34 is fixedly connected to the outer surface of one side of the auxiliary finger collar 32. The inner walls of the auxiliary finger collar 32 and the main finger collar 36 are fixedly connected to the outer wall of the anti-slip gasket 33, which is beneficial to the structural stability of the anti-slip structure 3. The outer wall of the connecting screw rod 23 is movably connected to the inner wall of the connecting nut 22. The outer surface of one end of the connecting screw rod 23 is fixedly connected to the outer surface of one end of the connecting rod 24. The outer surface of the other end of the connecting rod 24 is fixedly connected to the outer surface of one side of the forearm fixing frame 21. The inner wall of the forearm fixing frame 21 is fixedly connected to the outer wall of the buffer sponge pad 25. The outer wall of the forearm fixing frame 21 is fixedly connected to the two ends of the limiting strap 26. The outer surface of the end is detachably connected, which is beneficial to the structural stability of the labor-saving structure 2. The inner wall of the fixed sleeve 34 is fixedly connected to one end of the outer wall of the external connecting tube 1 through the anti-slip inner pad 35. The number of the anti-hand-slip structure 3 is two groups, which is beneficial to the connection stability of the anti-hand-slip structure 3. The outer wall of the connecting screw 23 is detachably connected to the outer surface of one end of the external connecting tube 1 through the connecting nut 22. The number of the labor-saving structure 2 is two groups, which is beneficial to the connection stability of the labor-saving structure 2. The outer surface of one end of the length adjustment knob 4 passes through the outer wall of the external connecting tube 1 and is detachably connected to the outer wall of the telescopic rod 6. The inner wall of the external connecting tube 1 is movably connected to the outer wall of the telescopic rod 6. The outer surface of one end of the telescopic rod 6 is fixedly connected to the outer surface of one end of the pruning tool holder 5, which is beneficial to the overall structural stability of the pruning shears.
[0023] How it works
[0024] The utility model discloses a telescopic pruning shears. When using the pruning shears, the operator adjusts the angle of the labor-saving structure 2 according to the needs, fixes the forearm to the labor-saving structure 2, and then grasps the external connecting tube 1 in the hand through the anti-slip structure 3. The labor-saving structure 2 and the anti-slip structure 3 can drive the pruning knife holder 5 to open and close to prune the branches. The anti-slip structure 3 is set. Before using the pruning shears, the operator can insert the thumb and other four fingers into the main finger ring 36 and the auxiliary finger ring 32 respectively, and then grasp the fixed sleeve 34 in the hand through the anti-slip sponge sleeve 31. The main finger ring 36, the auxiliary finger ring 32 and the anti-slip sponge sleeve 31 can improve the pruning effect. The gripping stability between the shears handle and the operator's palm can prevent the handle from falling off the operator's hand during long-term operation, thereby affecting the gardening operation efficiency. The labor-saving structure 2 is set. When the pruning shears are in use, the angle between the connecting rod 24 and the external connecting tube 1 can be adjusted as needed, and then the operator's forearm is placed in the forearm fixing frame 21, and the position of the forearm is limited and fixed by the limiting strap 26. During the pruning process, the operator's forearm can drive the pruning shears to open and close, forming a labor-saving lever, which is convenient for the operator to exert force better. When encountering thicker branches at high places, the operator can save more effort when pruning, and the pruning of thick branches will not be affected.
[0025] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. A telescopic pruning shears, comprising an external connecting tube (1), characterized in that: An anti-slip structure (3) is provided at one end of the outer wall of the external connecting tube (1), a length adjustment knob (4) is provided at the other end of the outer wall of the external connecting tube (1), a labor-saving structure (2) is provided on the outer surface of one end of the external connecting tube (1), a telescopic rod (6) is provided on the outer surface of the other end of the external connecting tube (1), and a pruning knife holder (5) is provided on the outer surface of one end of the telescopic rod (6), the anti-slip structure (3) comprises an anti-slip sponge sleeve (31), a secondary finger sleeve ring (32), an anti-slip gasket (33), a fixed sleeve (34), an anti-slip inner pad (35) and a main finger sleeve ring (36), the labor-saving structure (2) comprises a forearm fixing frame (21), a connecting nut (22), a connecting screw rod (23), a connecting rod (24), a buffer sponge pad (25) and a limiting strap (26), the fixed sleeve ( The inner wall of the fixing sleeve (34) is provided with an anti-skid inner pad (35), the outer wall of the fixing sleeve (34) is provided with an anti-skid sponge sleeve (31), the outer surface of one side of the fixing sleeve (34) is provided with a main finger ring (36), the outer surface of the other side of the fixing sleeve (34) is provided with a secondary finger ring (32), the inner walls of the secondary finger ring (32) and the main finger ring (36) are both provided with anti-skid washers (33), the outer wall of the connecting screw rod (23) is provided with a connecting nut (22), the outer surface of one end of the connecting screw rod (23) is provided with a connecting rod (24), the outer surface of one end of the connecting rod (24) is provided with a forearm fixing frame (21), the inner wall of the forearm fixing frame (21) is provided with a buffer sponge pad (25), and the outer wall of the forearm fixing frame (21) is provided with a limiting strap (26).
2. The telescopic pruning shears according to claim 1, characterized in that: The inner wall of the fixed sleeve (34) is fixedly connected to the outer wall of the anti-skid inner pad (35), the outer wall of the fixed sleeve (34) is fixedly connected to the inner wall of the anti-skid sponge sleeve (31), the outer surface of one side of the fixed sleeve (34) is fixedly connected to the outer surface of one side of the main finger ring (36), the outer surface of the other side of the fixed sleeve (34) is fixedly connected to the outer surface of one side of the auxiliary finger ring (32), and the inner walls of the auxiliary finger ring (32) and the main finger ring (36) are both fixedly connected to the outer wall of the anti-skid gasket (33).
3. The telescopic pruning shears according to claim 1, characterized in that: The outer wall of the connecting screw rod (23) is movably connected to the inner wall of the connecting nut (22); the outer surface of one end of the connecting screw rod (23) is fixedly connected to the outer surface of one end of the connecting rod (24); the outer surface of the other end of the connecting rod (24) is fixedly connected to the outer surface of one side of the forearm fixing frame (21); the inner wall of the forearm fixing frame (21) is fixedly connected to the outer wall of the buffer sponge pad (25); and the outer wall of the forearm fixing frame (21) is detachably connected to the outer surfaces of both ends of the limiting binding strap (26).
4. The telescopic pruning shears according to claim 1, characterized in that: The inner wall of the fixed sleeve (34) is fixedly connected to one end of the outer wall of the external connecting tube (1) via an anti-slip inner pad (35), and the number of the anti-hand-slip structures (3) is two groups.
5. The telescopic pruning shears according to claim 1, characterized in that: The outer wall of the connecting screw rod (23) is detachably connected to the outer surface of one end of the external connecting pipe (1) via a connecting nut (22), and the number of the labor-saving structures (2) is two groups.
6. The telescopic pruning shears according to claim 1, characterized in that: The outer surface of one end of the length adjustment knob (4) passes through the outer wall of the external connection tube (1) and is detachably connected to the outer wall of the telescopic rod (6); the inner wall of the external connection tube (1) is movably connected to the outer wall of the telescopic rod (6); and the outer surface of one end of the telescopic rod (6) is fixedly connected to the outer surface of one end of the pruning knife holder (5).