Garden plant pruning auxiliary device

Abstract

The utility model relates to the technical field of auxiliary devices, in particular to a garden plant pruning auxiliary device which comprises an extension frame, the top end of the extension frame is fixedly connected with a first pruning knife, and the side face of the first pruning knife is rotationally connected with a second pruning knife through a bearing. The garden plant pruning device has the advantages that when garden plants need to be pruned, the clamping pin can be pulled outwards to move outwards until the clamping pin moves out of the clamping hole, then the supporting frame can be unlocked, and at the moment, the supporting frame is pulled outwards to rotate around the first rotating shaft; at the moment, a worker can hold a first handle with one hand and press a second handle to drive a second pruning knife to rotate around the first pruning knife through transmission of a connecting rod, branches can be pruned, the other hand holds a supporting handle with the other hand, an extension frame is supported through a supporting frame, the gravity of the extension frame can be shared, and the work efficiency is improved. And arm fatigue caused by long-time and high-strength single-hand operation is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to auxiliary device technical field, especially a garden plant pruning auxiliary device. BACKGROUND

[0002] Garden plants, as an important part of urban greening and ecological construction, their healthy growth and beautiful shape are directly related to the quality of urban environment and the quality of life of residents. Plant pruning, as a key link in the garden maintenance and management, aims to control the growth of plants through scientific and reasonable pruning means, promote plant health and optimize the landscape effect. Plant pruning auxiliary device, as an important tool to achieve this goal, its definition covers all mechanical equipment or devices used to assist garden workers in plant pruning operations. These devices are diverse in form and function according to the different pruning objects, operating environment and operating requirements, but the common goal is to improve the pruning efficiency, reduce the labor intensity and ensure the safety of operation.

[0003] However, the current mainstream pruning auxiliary device on the market, such as long handle pruning device, although it solves the problem of pruning at high places to a certain extent, but there are still many inconveniences in actual operation. Especially when facing the high branches that need to be finely pruned, due to the long length of the long handle pruning device, the worker needs to hold it with one hand and exert a large force to control the opening and closing of the scissors, which puts a high demand on the worker's physical strength and endurance. Long time and high intensity of one-handed operation is easy to cause arm fatigue, affecting the continuity and accuracy of pruning, and even may cause occupational diseases such as muscle strain. CONTENT OF THE UTILITY MODEL

[0004] The purpose of the utility model is to solve at least one of the technical defects.

[0005] Therefore, one purpose of the utility model is to propose a garden plant pruning auxiliary device to solve the problems mentioned in the background art and overcome the deficiencies in the prior art.

[0006] In order to achieve the above object, the utility model one aspect of embodiment provides a kind of garden plant pruning auxiliary device, including extension frame, the top of the extension frame is fixedly connected with first pruning knife, the side of the first pruning knife is rotatably connected with second pruning knife by bearing, one side of the extension frame is fixedly connected with first handle, the side of the first handle is rotatably connected with second handle by bearing, the second handle is rotatably connected with connecting rod, the connecting rod is located in the extension frame, one side of the extension frame is equipped with receiving slot, the inner wall of the receiving slot is slidably connected with two symmetrical pin shafts, two the pin shafts are fixedly connected with locking block between, the side of the locking block is threadedly connected with locking bolt, the screw rod portion of the locking bolt is in abutment with the extension frame, the side of the locking block close to second handle is fixedly connected with rotatably connected first rotating shaft, the outer surface of the first rotating shaft is fixedly connected with support frame, the end of the support frame away from locking block is fixedly connected with second rotating shaft, the outer surface of the second rotating shaft is rotatably connected with handle, one side of the extension frame is fixedly connected with spring, the end of the spring away from the extension frame is fixedly connected with clamping pin, the clamping pin is inserted through the extension frame and is clamped with support frame.

[0007] It is preferred from any of the above solutions that the support frame is provided with a clamping hole on one side, and the clamping pin is clamped with the support frame through the clamping hole.

[0008] It is preferred from any of the above solutions that the locking block is provided with two symmetrically arranged first rotating holes on the side close to the second handle, and the two ends of the first rotating shaft are rotatably connected with the locking block through the two first rotating holes.

[0009] It is preferred from any of the above solutions that the handle is provided with a second rotating hole on one side, and the handle is rotatably connected with the second rotating shaft through the second rotating hole.

[0010] It is preferred from any of the above solutions that the inner wall of the receiving slot is provided with two symmetrically arranged limiting grooves, and the two pin shafts are slidably connected with the extension frame through the two limiting grooves respectively.

[0011] It is preferred from any of the above solutions that the inner wall of the receiving slot is fixedly connected with a plurality of linearly arranged spacers, and the top surfaces of the plurality of spacers are all in contact with the support frame.

[0012] It is preferred from any of the above solutions that the support frame is made of magnesium alloy, the handle is made of polyethylene, and the handle is designed as hollow.

[0013] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0014] 1、When the garden plant pruning operation is needed, the clamping pin can be pulled outward to move outward, and the locking of the supporting frame can be released after the clamping pin moves out of the clamping hole, at this time, the supporting frame is pulled outward to rotate around the first rotating shaft, at this time, the worker can hold the first handle with one hand, press the second handle to drive the second pruning knife to rotate around the first pruning knife through the transmission of the connecting rod, and the branches can be pruned, and the other hand holds the supporting handle to support the extension frame through the supporting frame, so that the gravity of the extension frame can be shared, and the arm fatigue caused by long-time and high-intensity single-handed operation is prevented.

[0015] 2、Twist the locking bolt to move outward, the locking between the locking block and the extension frame can be released, at this time, the locking block is pulled to slide in the storage slot, and after the position of the locking block is appropriate, the locking bolt is used to lock it again, so that the supporting position of the supporting frame can be adjusted. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structure schematic view of the first working state of the utility model;

[0017] Figure 2 It is a structure schematic view of the second working state of the utility model;

[0018] Figure 3 It is a structure schematic view of the extension frame of the utility model;

[0019] Figure 4 It is a first perspective structure schematic view of the supporting frame of the utility model;

[0020] Figure 5 It is a second perspective structure schematic view of the supporting frame of the utility model;

[0021] Figure 6 It is a structure schematic view of the supporting handle of the utility model;

[0022] Figure 7 It is a structure schematic view of the locking block of the utility model;

[0023] Figure 8 It is a structure schematic view of the A place of the utility model.

[0024] In the drawing: 1-Extension frame, 2-First pruning knife, 3-Second pruning knife, 4-First handle, 5-Second handle, 6-Connecting rod, 7-Storage slot, 8-Pin shaft, 9-Locking block, 10-Locking bolt, 11-First rotating shaft, 12-Supporting frame, 13-Second rotating shaft, 14-Supporting handle, 15-Spring, 16-Clamping pin, 17-Clamping hole, 18-First rotating hole, 19-Second rotating hole, 20-Limiting slot, 21-Spacer. DETAILED DESCRIPTION

[0025] The utility model makes further description in connection with the drawings, but the protection scope of the utility model is not limited to below.

[0026] As Figures 1 to 8 The utility model discloses a garden plant pruning auxiliary device, it includes extension frame 1, the top fixed connection of extension frame 1 has first pruning knife 2, the side of first pruning knife 2 is rotatably connected with second pruning knife 3 through bearing, one side of first handle 4 is rotatably connected with second handle 5 through bearing, and second handle 5 is rotatably connected with connecting rod 6 of second pruning knife 3, and connecting rod 6 is located inside extension frame 1, one side of extension frame 1 is provided with storage groove 7, and the inner wall of storage groove 7 is slidably connected with two symmetrical pin shafts 8, and the fixed connection of two pin shafts 8 has locking block 9, and one side of locking block 9 is threadedly connected with locking bolt 10, and the screw rod portion of locking bolt 10 is in abutment with extension frame 1, and one side of locking block 9 close to second handle 5 is rotatably connected with first rotating shaft 11, and the outer surface of first rotating shaft 11 is fixedly connected with support frame 12, and one end of support frame 12 away from locking block 9 is fixedly connected with second rotating shaft 13, and the outer surface of second rotating shaft 13 is rotatably connected with handle 14, and one side of extension frame 1 is fixedly connected with spring 15, and one end of spring 15 away from extension frame 1 is fixedly connected with clamping pin 16, and clamping pin 16 is inserted through extension frame 1 and is clamped with support frame 12.

[0027] As an optional technical scheme of the utility model, one side of support frame 12 is provided with clamping hole 17, clamping pin 16 is inserted through extension frame 1 and is clamped with support frame 12 through clamping hole 17, and the cooperation of clamping hole 17 and clamping pin 16 realizes the quick disassembly of extension frame 1 and support frame 12, which is convenient for adjusting the length of the device to adapt to the pruning needs of plants of different heights.

[0028] As an optional technical scheme of the utility model, two symmetrical first rotating holes 18 are provided on one side of locking block 9 close to second handle 5, and the two ends of first rotating shaft 11 are rotatably connected with locking block 9 through the two first rotating holes 18, and the rotatable connection of first rotating hole 18 and first rotating shaft 11 enables locking block 9 to be flexibly adjusted in angle, which is convenient for users to adjust the handle position according to the pruning posture.

[0029] As an optional technical scheme of the utility model, one side of handle 14 is provided with second rotating hole 19, and handle 14 is rotatably connected with second rotating shaft 13 through second rotating hole 19, and the cooperation of second rotating hole 19 and second rotating shaft 13 enables handle 14 to be freely rotated, which can stably support plant branches and will not hinder the pruning operation.

[0030] As an optional technical scheme of the utility model, the inner wall of the storage groove 7 is provided with two symmetrical limiting grooves 20, two pin shafts 8 are respectively connected with the extension frame 1 through the two limiting grooves 20, the limiting groove 20 guides the pin shaft 8 to slide along the fixed track, ensures the stable movement of the supporting frame 12 when being stored or unfolded, and avoids jamming or deviation.

[0031] As an optional technical scheme of the utility model, the inner wall of the storage groove 7 is provided with two symmetrical limiting grooves 20, two pin shafts 8 are respectively connected with the extension frame 1 through the two limiting grooves 20, the limiting groove 20 guides the pin shaft 8 to slide along the fixed track, ensures the stable movement of the supporting frame 12 when being stored or unfolded, and avoids jamming or deviation.

[0032] As an optional technical scheme of the utility model, the material of the supporting frame 12 is magnesium alloy, the material of the handle 14 is polyethylene, the handle 14 is designed as hollow, the magnesium alloy supporting frame 12 greatly reduces the weight while ensuring the strength, the hollow handle 14 made of polyethylene further reduces the overall weight and improves the comfort of long-time operation.

[0033] A garden plant pruning auxiliary device, the working principle is as follows:

[0034] 1) When the garden plant pruning operation is needed, the clamping pin 16 can be pulled outward to move outward, and the locking of the supporting frame 12 can be released after the clamping pin 16 moves out of the clamping hole 17, at this time, the supporting frame 12 is pulled outward to rotate around the first rotating shaft 11.

[0035] 2) The worker can hold the first handle 4 with one hand, press the second handle 5 to drive the second pruning knife 3 to rotate around the first pruning knife 2 through the transmission of the connecting rod 6, and can prune the branches, and hold the handle 14 with the other hand to support the extension frame 1 through the supporting frame 12, which can share the gravity of the extension frame 1 and prevent arm fatigue caused by long-time and high-intensity single-handed operation.

[0036] 3) The locking bolt 10 is twisted to move outward, the locking between the locking block 9 and the extension frame 1 can be released, at this time, the locking block 9 is pulled to slide in the storage groove 7, and after the position of the locking block 9 is appropriate, the locking bolt 10 is used to lock it again, so as to adjust the supporting position of the supporting frame 12.

[0037] In summary, the garden plant pruning auxiliary device, when the need for garden plant pruning operation, can be pulled out to the outside of the card joint pin 16 to the outside movement, until the card joint pin 16 movement out of the carding hole 17 after the lock can be removed to support frame 12, at this time pull out the support frame 12 to make it rotate around the first rotating shaft 11, at this time the staff can hold the first handle 4 with one hand, press the second handle 5 through the transmission of connecting rod 6 drive second pruning knife 3 around the first pruning knife 2, can be pruning, the other hand holding the handle 14 through the support frame 12 to support the extension frame 1, can share the gravity of the extension frame 1, prevent long time, high intensity of single hand operation lead to arm fatigue, twist locking bolt 10 to make it move outward, can remove the lock between the lock block 9 and the extension frame 1, at this time pull the lock block 9 in the storage slot 7 slide, until the position of the lock block 9 is appropriate after using the locking bolt 10 to lock it again, in order to adjust the support position of the support frame 12.

Claims

1. A garden plant pruning auxiliary device, characterized in that: The device includes an extension frame (1), with a first trimmer (2) fixedly connected to the top of the extension frame (1). A second trimmer (3) is rotatably connected to the side of the first trimmer (2) via a bearing. A first handle (4) is fixedly connected to one side of the extension frame (1), and a second handle (5) is rotatably connected to one side of the first handle (4) via a bearing. A connecting rod (6) is rotatably connected to the second handle (5) and the second trimmer (3). The connecting rod (6) is located inside the extension frame (1). A storage groove (7) is provided on one side of the extension frame (1). Two symmetrically arranged pins (8) are slidably connected to the inner wall of the storage groove (7). A locking block (9) is fixedly connected between the two pins (8). One side of the locking block (9) is threaded. A locking bolt (10) is connected, and the screw part of the locking bolt (10) abuts against the extension frame (1). The locking block (9) is fixedly connected to a first rotating shaft (11) on the side near the second handle (5). A support frame (12) is fixedly connected to the outer surface of the first rotating shaft (11). A second rotating shaft (13) is fixedly connected to the end of the support frame (12) away from the locking block (9). A handle (14) is rotatably connected to the outer surface of the second rotating shaft (13). A spring (15) is fixedly connected to one side of the extension frame (1). A snap-fit ​​pin (16) is fixedly connected to the end of the spring (15) away from the extension frame (1). The snap-fit ​​pin (16) passes through the extension frame (1) and snaps into the support frame (12).

2. The garden plant pruning auxiliary device according to claim 1, characterized in that: A snap-fit ​​hole (17) is provided on one side of the support frame (12), and the snap-fit ​​pin (16) passes through the extension frame (1) and snaps into the support frame (12) through the snap-fit ​​hole (17).

3. The garden plant pruning auxiliary device according to claim 2, characterized in that: The locking block (9) has two symmetrically arranged first rotating holes (18) through it on the side near the second grip (5). The two ends of the first rotating shaft (11) are rotatably connected to the locking block (9) through the two first rotating holes (18).

4. The garden plant pruning auxiliary device according to claim 3, characterized in that: A second rotating hole (19) is provided through one side of the handle (14), and the handle (14) is rotatably connected to the second rotating shaft (13) through the second rotating hole (19).

5. The garden plant pruning auxiliary device according to claim 4, characterized in that: The inner wall of the storage slot (7) has two symmetrically arranged limiting slots (20), and the two pins (8) are slidably connected to the extension frame (1) through the two limiting slots (20).

6. The garden plant pruning auxiliary device according to claim 5, characterized in that: The inner wall of the storage slot (7) is fixedly connected with a number of linear array pads (21), and the top surface of each of the pads (21) is in contact with the support frame (12).

7. The garden plant pruning auxiliary device according to claim 6, characterized in that: The support frame (12) is made of magnesium alloy, the handle (14) is made of polyethylene, and the handle (14) is hollow.

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