CN2427050Y - Long Arm Grass Shears - Google Patents

Abstract

A long-arm type shears for cutting grass is composed of a long arm and a horizontal rod pivoted to each other via a shaft joint, a dual-blade head installed to the end of said horizontal rod, a control cable passing through said shaft joint and said horizontal rod and connected to said dual-blade head, a connecting part pivoted to another end of said control cable, a handle rod connected to another end of said connecting part, and a group of pulleys installed to bottom end of said horizontal rod. The utility model discloses the relative angle of adjustable long armed lever and horizon bar equipment, when cutting the grass, the user can not need bow to adjustable grass cutting height reaches the unanimous pleasing to the eye effect of cutting the grass.

Description

Long Arm Grass Shears

The utility model relates to a long-arm grass scissors.

General gardening grass scissors are mostly similar to common scissors. They usually only consider how easy to hold. When using it, people bend down to cut the grass surface. For small pieces of turf, this kind of scissors may still be used, but for larger The cutting of large-area turf is obviously not suitable, because it is easy to cause fatigue in the hands, waist and feet of workers, so electric grass scissors are often used for cutting large-area turf. However, the area of ordinary family-style grass is usually tens of square meters, which is not too large. Therefore, it is still not common to use electric grass shears in ordinary households. The main considerations are noise, purchase cost, and safety of operation. Factors such as bulky, so electric grass shears are still difficult to popularize.

A kind of long-arm type grass shears is just designed for this reason, namely as shown in Figure 7, namely pre-injection molded a connector seat 30, and whole connector seat 30 is a fixed inclination design molding, and one end bolt of its horizontal bottom section assembles grass The blade head 31 of cutting, and another inclined end then inserts a long arm bar 32, and the top of the long arm bar 32 is provided with a handle seat 33 for controlling shearing, and the top edge of the handle seat 33 is connected with a control steel wire 34 Connect the scissors blade head 31 at the bottom, so that the cutting operation of the blade head 31 can be controlled by the grip operation, and the front edge of the handle seat 33 protrudes out of a plate edge 35, which is convenient for the other hand to do the auxiliary grip , so that the cutting operation can be controlled more stably. The advantage of the above design is that the long arm 32 is set, so that the operator does not have to bow his head and bend over to go to the grass surface, but can perform the grass cutting operation in a standing posture. However, due to this Grass scissors are of a fixed design, and the handle seat still needs to be grasped with hand force. During operation, the user needs to bear the weight of the whole knife and controls it with both hands. Uncomfortable and prone to fatigue, since the entire tool is held in the air, it is more difficult to control the shear plane.

The purpose of this utility model is to provide a long-armed grass scissors, which can adjust the relative angle of the assembly of the long-armed rod and the horizontal rod, so that it is more comfortable to hold and control the grass scissors, and can make the cut grass surface smooth, and can Do transformation cuts at different angles.

In order to achieve the above purpose, the utility model provides a long-arm grass shears, including a long arm and a horizontal bar, which is characterized in that: the long arm and the horizontal bar are pivotally connected to each other by means of a shaft joint, and the end of the horizontal bar is assembled with a double The blade head, the control cable passes through the shaft joint and the horizontal rod to connect with the end of the linkage rod of the pull control double blade head, the other end of the control cable is pivotally connected to the connecting piece inside the long arm rod, and the other end of the connecting piece is Attached to the grip bar; a set of pulleys is mounted at the bottom of the horizontal bar.

The long-armed grass shears are characterized in that: the bottom of the horizontal bar is assembled with a deflectable wheel fixing seat, and the pulley is assembled on the wheel fixing seat.

The long-arm type grass shears is characterized in that: the shaft joint includes a hollow plug and two half-clamps, and the two half-clamps are locked together by bolts passing through the slots provided on the plug, The plug is clamped between the two half clamps, one end of the plug is inserted into the horizontal rod, and the combined end of the two half clamps is inserted into the long arm rod.

The long-armed grass shears are characterized in that: the double-blade head is connected to the horizontal rod end with an axially engaged end plate, so that the double-blade head can rotate freely.

The long-armed grass shears are characterized in that: the middle section of the long-arm rod is covered with a sliding auxiliary handle.

To sum up, the long-arm grass scissors of the present utility model can adjust the relative angle of the assembly of the long-arm rod and the horizontal rod arbitrarily, so that it is more comfortable to hold and control the grass scissors, and it can be easily adjusted with the height adjustment of the bottom pulley frame. Adjust the height of grass cutting to achieve the same beautiful effect of cutting grass. It can make the grass surface to be cut flat, and can change and cut at different angles, so that when the whole grass scissors are used for cutting grass, the user can stand without bending. The waist is more in line with ergonomics, and truly meets the needs of light weight, labor saving, comfort, safety and convenient manipulation.

In order to further understand the structural features and effects of the utility model, the utility model will be described in detail in conjunction with the embodiments shown in the accompanying drawings as follows:

The description of the drawings is as follows:

Fig. 1 is a three-dimensional schematic diagram of the assembled appearance of the utility model.

Fig. 2 is a structural exploded view of the utility model.

Fig. 3 is an exploded schematic view of the structure of the bottom pulley of the present invention.

Fig. 4 is a schematic diagram of assembly and adjustment of pulleys at the bottom of the arm of the utility model.

Fig. 5 is a schematic view of the utility model in use.

Fig. 6 is a schematic diagram of adjusting the mowing surface of the utility model.

Fig. 7 is a structural reference diagram of the conventional long-arm grass scissors.

The utility model long-arm type grass scissors, please cooperate as shown in Figures 1, 2 and 3, it includes long-arm rods 10 and horizontal rods 20 of different lengths, and the long-arm rods 10 and horizontal rods 20 are mutually pivoted by means of a shaft joint 11 Connect and can arbitrarily adjust the angle between the long arm bar 10 and the horizontal bar 20, wherein one end of the shorter horizontal bar 20 is a double-blade head 21 for assembling general grass scissors, and the double-blade head 21 can be rotated at any angle, just like the general grass scissors. Like scissors, a hollow shaft joint 11 is assembled at the other end of the horizontal bar 20, a control cable 12 passes through the shaft joint 11, and one end of the control cable 12 is connected with the end of the linkage rod 211 of the pull control double blade head 21 , to control the cutting operation of the double-blade head 21, while the other end of the control cable 12 passes through the hollow slot hole of the shaft joint 11 and is pivotally connected with the connecting piece 13 provided inside the long arm lever 10, and the other end of the connecting piece 13 Then, the grip handle bar 14 that is connected to the other end of the long arm bar 10 can perform the cutting operation through the grip of the handle bar 14 .

The shaft joint 11 can be rotated and can be changed to adjust the tilt assembly angle, so as to facilitate the holding needs of different users; Through the slots provided on the plug 111 and locked together, the plug 111 is sandwiched between the two half-clamps 112, so that the relative angle between the plug 111 and the half-clamps 112 can be adjusted arbitrarily. One end of the plug 111 is plugged into the horizontal rod 20 , and the combined end of the two half chucks 112 is plugged into the long arm rod 10 . In addition, at the bottom of the horizontal bar 20, a group of pulleys 22 are assembled to meet the needs of actually cutting the grass surface level. Due to the rolling of the pulley 22, the weight of the whole long-armed grass scissors can be properly supported, forming a push and cut operation, which has the effect of saving labor, and can avoid the double-blade heads 21 directly touching the ground. The hard object is damaged, and the height of the cut grass can be adjusted by the deflection of the wheel fixing seat 23 or the adjustment of the upper and lower support positions, as shown in Figures 4, 5 and 6, can control and adjust the height of the grass after the actual cutting. height to level the entire cut grass surface.

The handle bar 14 is assembled on the top of the arm bar 10 with an extended intubation tube 15, and a turn control positioning slide hole 16 is set on one side of the intubation tube 15, and a bolt can pass through the turn control positioning slide hole 16 to lock and assemble, so as to cut When the rotation angle of the corresponding double-blade head 21 is rotated, the corresponding rotation assembly is done to facilitate the grip and comfortable operation. Generally, the most common is when cutting the long grass near the wall, especially when cutting the long grass near the wall. Rotate the double-blade heads 21 so that the deflection of the double-blade heads 21 becomes a relatively flattening angle, so that the long grass close to the vertical side can be cut. And in order to make the long arm 10 obtain more stable control when holding it, a movable and sliding auxiliary handle 17 can be worn on the middle section of the long arm 10, which can be used as an auxiliary grip when mowing grass, so as to meet ergonomics. According to the requirements, it is convenient for flexible cutting and easy grip.

Claims (5)

1. A long-arm grass shears, comprising a long arm and a horizontal bar, characterized in that: the long arm and the horizontal bar are pivotally connected to each other by means of a shaft joint, the end of the horizontal bar is assembled with a double blade head, and the control cable passes through The shaft joint and the horizontal rod are connected to the end of the linkage rod of the pull control double blade head, the other end of the control cable is pivotally connected to the connecting piece inside the long arm rod, and the other end of the connecting piece is connected to the handle bar; A set of pulleys is installed at the bottom end of the horizontal bar. 2. The long-armed grass shear according to claim 1, wherein a deflectable wheel fixing seat is assembled at the bottom of the horizontal rod, and the pulley is assembled on the wheel fixing seat. 3. The long-arm grass shears according to claim 1, characterized in that: the shaft joint includes a hollow plug and two half-clamps, and the two half-clamps pass through the grooves provided on the plug with bolts The holes are locked together, and the plug is sandwiched between the two half-clamps. One end of the plug is inserted into the horizontal rod, and the combined end of the two half-clamps is inserted into the long-arm rod. 4. The long-armed grass scissors as claimed in claim 1, characterized in that: the double-blade head is connected with the horizontal bar end to be provided with a shaft-joint engagement end plate, so that the double-blade head can rotate freely. 5. The long-armed grass shears as claimed in claim 1, wherein a sliding auxiliary handle is sheathed on the middle section of the long-armed rod.

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