CN113317053A

CN113317053A - Branch trimming means is used in gardens

Info

Publication number: CN113317053A
Application number: CN202110688515.5A
Authority: CN
Inventors: 童涛; 陈晓熙; 向大军; 安羽; 陈玲; 李金龙; 李明
Original assignee: Hubei Huayu Dijing Landscape Engineering Co ltd
Current assignee: Hubei Huayu Dijing Landscape Engineering Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-08-31

Abstract

The invention relates to a garden branch trimming device which comprises a supporting rod, a shearing mechanism and a transmission mechanism, wherein the shearing mechanism comprises a fixed blade and a movable blade, the fixed blade is hinged with the movable blade, the fixed blade is fixed at the top end of the supporting rod, the transmission mechanism comprises a mechanical transmission module and a hydraulic transmission module, the hydraulic transmission module is connected with the movable blade, and the hydraulic transmission module is suitable for increasing the shearing force of the shearing mechanism. The hydraulic transmission module comprises a first hydraulic cylinder and a second hydraulic cylinder, a second hydraulic plug and a hydraulic rod are embedded in the second hydraulic cylinder, one end of the hydraulic rod is fixedly connected with the second hydraulic plug, the other end of the hydraulic rod is hinged to the movable blade, the first hydraulic cylinder is communicated with the second hydraulic cylinder, the diameter of the second hydraulic cylinder is larger than that of the first hydraulic cylinder, and the first hydraulic plug is embedded in the first hydraulic cylinder. This branch trimming means is used in gardens easy operation, convenient to use when cuting high-order branch, greatly reduced the work load when conventional pruning.

Description

Branch trimming means is used in gardens

Technical Field

The invention relates to the technical field of garden maintenance, in particular to a garden branch trimming device.

Background

The garden maintenance work is not well done, the garden landscape built with large flowers cannot be well maintained, and some gardens are quickly deteriorated, trees die and weeds grow. Therefore, scientific and standardized scientific maintenance management is required for landscape maintenance. The greening maintenance refers to the management and maintenance of plants such as greenbelt, vegetation and the like, and is a novel industry till now, and three levels are established according to the maintenance management standard due to the particularity of the industry which is accepted by the society. The main contents of greening maintenance comprise: watering, fertilizing, pruning, weeding, cleaning and sanitation of green land, pest control, waterlogging prevention, drought prevention and the like.

At present, most of garden green belts are trimmed manually, and the trimming tool is limited in length, difficult to reach and high in working strength when used for trimming high-rise green belts. When the tree branches corresponding to the high positions are constructed, the tree branches are generally completed by means of lifting mechanical equipment or a ladder, the operation is troublesome, and the workload is large. There is therefore a need for a pruning device for garden branches to solve the above mentioned technical problems.

Disclosure of Invention

Aiming at the technical problems in the prior art, the invention provides a pruning device for branches in gardens.

The technical scheme for solving the technical problems is as follows: the utility model provides a branch trimming means is used in gardens, includes the bracing piece, cuts mechanism, drive mechanism, it includes fixed blade, movable blade to cut the mechanism, fixed blade with movable blade is articulated, fixed blade is fixed the top of bracing piece, drive mechanism includes mechanical transmission module, hydraulic transmission module with movable blade connects, hydraulic transmission module is suitable for the increase to cut the shearing force of mechanism.

Furthermore, the hydraulic transmission module includes first pneumatic cylinder, second pneumatic cylinder, the inside embedding of second pneumatic cylinder has second hydraulic plug, hydraulic stem, the one end of hydraulic stem with second hydraulic plug fixed connection, the other end of hydraulic stem with movable blade is articulated, first pneumatic cylinder with the second pneumatic cylinder is linked together, the bore of second pneumatic cylinder is greater than the bore of first pneumatic cylinder, the inside embedding of first pneumatic cylinder has first hydraulic plug.

Furthermore, the mechanical transmission module comprises a push rod and a thrust unit, the thrust unit is connected with the lower end of the push rod, the thrust unit is installed at the lower end of the supporting rod and is suitable for pushing the push rod to move, and the upper end of the push rod is fixedly connected with the first hydraulic plug.

Further, the thrust unit includes the drive sleeve, the push rod passes drive sleeve's inside, drive sleeve's downside is fixed with the gear box, the internally mounted of gear box has the gear, the side of push rod is provided with the driving cog, the driving cog with gear engagement, the side of gear is fixed with the crank, the side of gear box is provided with the ring channel, the crank passes the inside of ring channel.

Furthermore, the bottom of the transmission sleeve is provided with a rectangular groove, and the transmission teeth are embedded in the rectangular groove.

Furthermore, a handle is installed at the lower end of the supporting rod.

Further, the end of the fixed blade is provided with a bend angle, and the inner side of the bend angle faces the movable blade.

Further, the angle of the bend angle is 90-150 °.

Furthermore, the input end of the first hydraulic cylinder is connected with a dustproof sleeve, and the push rod is embedded in the dustproof sleeve.

Furthermore, a first support is arranged between the first hydraulic cylinder and the second hydraulic cylinder.

The invention has the beneficial effects that: the handle is held through one hand, and the crank is held to another hand and the crank is rotated to drive the gear and rotate, and promote the push rod through the driving tooth and remove, thereby promote first hydraulic pressure stopper and remove, promote hydraulic oil in the first pneumatic cylinder along the connecting pipe flow direction second hydraulic cylinder in, and then promote the removal of second hydraulic pressure stopper, promote movable blade through the hydraulic stem and cut. In the shearing process, the angle between the two blades is smaller and smaller, the branches can be pushed to a bent angle, the branches are clamped at the bent angle, and the movable blades continue to rotate so as to shear the branches. In the shearing process, the diameter of the second hydraulic cylinder is larger than that of the first hydraulic cylinder, so that the force amplification effect can be achieved, and the branches can be easily sheared. This branch trimming means is used in gardens easy operation, convenient to use when cuting high-order branch, greatly reduced the work load when conventional pruning.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an external view of the mechanical transmission module;

FIG. 4 is a schematic view of the internal connection structure of the mechanical transmission module;

FIG. 5 is a schematic view of the drive sleeve;

FIG. 6 is a cross-sectional view B-B of FIG. 5;

FIG. 7 is a schematic view of two types of fixed blades.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the device comprises a support rod, 2, a handle, 3, a dustproof sleeve, 4, a transmission sleeve, 5, a push rod, 6, a first support, 7, a first hydraulic cylinder, 8, a second hydraulic cylinder, 9, a fixed blade, 10, a movable blade, 11, a second support, 12, hydraulic oil, 13, a first hydraulic plug, 14, a hydraulic rod, 15, a second hydraulic plug, 16, a rib plate, 17, an annular groove, 18, a corner, 19, a rectangular groove, 20, a gear, 21, a transmission gear, 22, a lantern ring, 23, a gear box, 24, a crank handle, 25, a rotating shaft, 26 and a connecting pipe.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.

As shown in fig. 1 and 7, the pruning device for the branches of the gardens comprises a supporting rod 1, a shearing mechanism and a transmission mechanism, wherein the shearing mechanism comprises a fixed blade 9 and a movable blade 10, the fixed blade 9 and the movable blade 10 are hinged at the respective left end positions, and the fixed blade 9 is fixed at the top end of the supporting rod 1. The end of the fixed blade 9 is provided with a corner 18, the inside of the corner 18 facing the movable blade 10. The angle of the bend 18 is 90-150 deg. The handle 2 is installed to the lower extreme of bracing piece 1, and the handheld handle 2 department during the use. The length of the support rod 1 can be set according to specific conditions to meet daily use requirements, and is generally 3-5 m, and the support rod 1 is made of light materials, such as wood, bamboo poles, and plastic materials with high structural strength, and is preferably made of bamboo poles, so as to reduce the overall weight.

As shown in fig. 2, the transmission mechanism includes a mechanical transmission module and a hydraulic transmission module, the hydraulic transmission module is connected with the movable blade 10, and the hydraulic transmission module is suitable for increasing the shearing force of the shearing mechanism. The hydraulic transmission module comprises a first hydraulic cylinder 7 and a second hydraulic cylinder 8, a second hydraulic plug 15 and a hydraulic rod 14 are embedded into the second hydraulic cylinder 8, one end of the hydraulic rod 14 is fixedly connected with the second hydraulic plug 15, the other end of the hydraulic rod 14 is hinged to the movable blade 10, the first hydraulic cylinder 7 is communicated with the second hydraulic cylinder 8, and specifically, a connecting pipe 26 is connected between the first hydraulic cylinder 7 and the second hydraulic cylinder. The second hydraulic cylinder 8 has a larger cylinder diameter than the first hydraulic cylinder 7, so that the thrust to the movable blade 10 can be increased. A first hydraulic plug 13 is embedded in the first hydraulic cylinder 7. Install first support 6 between first pneumatic cylinder 7 and the second pneumatic cylinder 8, and fix both on bracing piece 1 through first support 6. The lower end of the second hydraulic cylinder 8 is hinged with the first bracket 6. The bent part at the lower end of the first support 6 is provided with a rib plate 16 for reinforcing the structural strength. A second bracket 11 is also connected between the first hydraulic cylinder 7 and the support rod 1.

As shown in fig. 3, 4, 5 and 6, the mechanical transmission module includes a push rod 5 and a thrust unit, and the thrust unit is connected with the lower end of the push rod 5. The thrust unit is installed at the lower end of the support rod 1. The thrust unit is adapted to push the push rod 5 to move. The side of the support rod 1 is provided with a plurality of lantern rings 22, the push rod 5 passes through the interior of the lantern rings 22, and the lantern rings 22 play a guiding role. The upper end of the push rod 5 is fixedly connected with a first hydraulic plug 13. The thrust unit comprises a drive sleeve 4, and a push rod 5 passes through the interior of the drive sleeve 4. A gear box 23 is fixed on the lower side of the transmission sleeve 4, a gear 20 is arranged inside the gear box 23, a rotating shaft 25 is arranged inside the gear box 23, and the gear 20 is sleeved outside the rotating shaft 25. The side of push rod 5 is provided with driving tooth 21, and driving tooth 21 and gear 20 meshing, and the side of gear 20 is fixed with crank 24, and the side of gear box 23 is provided with annular groove 17, and crank 24 passes the inside of annular groove 17. When the hand crank 24 is rotated, the gear 20 is driven to rotate, so that the push rod 5 is pushed to move through the transmission teeth 21, and the first hydraulic plug 13 is pushed to move. The bottom of the drive sleeve 4 is provided with a rectangular groove 19, and the drive teeth 21 are embedded inside the rectangular groove 19. The input of first pneumatic cylinder 7 is connected with dirt proof boot 3, and push rod 5 imbeds in the inside of dirt proof boot 3, prevents that the push rod 5 of nearly first pneumatic cylinder 7 one side is infected with the dust, prevents that the dust from getting into in the first pneumatic cylinder 7.

The working principle is as follows: during the use, handle 2 is held to one hand to the branch that will cut is faced to fixed blade 9 one end, makes this branch be located between fixed blade 9 and the movable blade 10, and the hand crank 24 is held to the other hand and hand crank 24 is rotated, thereby drives gear 20 and rotates, and promotes the push rod 5 through driving tooth 21 and removes, thereby promotes first hydraulic plug 13 and removes, promotes the hydraulic oil 12 in the first pneumatic cylinder 7 and flows to in the second pneumatic cylinder 8 along connecting pipe 26, and then promotes second hydraulic plug 15 and removes, promotes movable blade 10 through hydraulic stem 14 and cuts. In the shearing process, the angle between the two blades is smaller and smaller, the branch can be pushed to the bend angle 18, the branch is clamped at the bend angle 18, and the movable blade 10 continues to rotate so as to shear the branch. In the shearing process, the cylinder diameter of the second hydraulic cylinder 8 is larger than that of the first hydraulic cylinder 7, so that the force amplification effect can be achieved, and branches can be easily sheared. This branch trimming means is used in gardens easy operation, convenient to use when cuting high-order branch, greatly reduced the work load when conventional pruning.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. The utility model provides a branch trimming means is used in gardens which characterized in that: including bracing piece (1), shear mechanism, drive mechanism, shear mechanism includes fixed blade (9), movable blade (10), fixed blade (9) with movable blade (10) are articulated, fixed blade (9) are fixed the top of bracing piece (1), drive mechanism includes mechanical transmission module, hydraulic transmission module with movable blade (10) are connected, hydraulic transmission module is suitable for the increase to shear the shearing force of mechanism.

2. The garden branch pruning device according to claim 1, wherein: the hydraulic transmission module comprises a first hydraulic cylinder (7) and a second hydraulic cylinder (8), a second hydraulic plug (15) and a hydraulic rod (14) are embedded into the second hydraulic cylinder (8), one end of the hydraulic rod (14) is fixedly connected with the second hydraulic plug (15), the other end of the hydraulic rod (14) is hinged to the movable blade (10), the first hydraulic cylinder (7) is communicated with the second hydraulic cylinder (8), the cylinder diameter of the second hydraulic cylinder (8) is larger than that of the first hydraulic cylinder (7), and a first hydraulic plug (13) is embedded into the first hydraulic cylinder (7).

3. The garden branch pruning device according to claim 2, wherein: the mechanical transmission module comprises a push rod (5) and a thrust unit, the thrust unit is connected with the lower end of the push rod (5), the thrust unit is installed at the lower end of the supporting rod (1), the thrust unit is suitable for pushing the push rod (5) to move, and the upper end of the push rod (5) is fixedly connected with the first hydraulic plug (13).

4. The garden branch pruning device according to claim 3, wherein: the thrust unit includes drive sleeve (4), push rod (5) pass the inside of drive sleeve (4), the downside of drive sleeve (4) is fixed with gear box (23), the internally mounted of gear box (23) has gear (20), the side of push rod (5) is provided with driving gear (21), driving gear (21) with gear (20) meshing, the side of gear (20) is fixed with crank (24), the side of gear box (23) is provided with ring channel (17), crank (24) pass the inside of ring channel (17).

5. The garden branch pruning device according to claim 4, wherein: the bottom of the transmission sleeve (4) is provided with a rectangular groove (19), and the transmission teeth (21) are embedded in the rectangular groove (19).

6. The garden branch pruning device according to claim 1, wherein: the lower end of the supporting rod (1) is provided with a handle (2).

7. The garden branch pruning device according to claim 1, wherein: the end of the fixed blade (9) is provided with a bend (18), the inner side of the bend (18) facing the movable blade (10).

8. The garden branch pruning device according to claim 7, wherein: the angle of the bend (18) is 90-150 degrees.

9. The garden branch pruning device according to claim 3, wherein: the input end of the first hydraulic cylinder (7) is connected with a dustproof sleeve (3), and the push rod (5) is embedded in the dustproof sleeve (3).

10. The garden branch pruning device according to claim 3, wherein: a first support (6) is arranged between the first hydraulic cylinder (7) and the second hydraulic cylinder (8).