CN108668669B - A kind of garden branch shears with convenient height adjustment and automatic cutting of branches - Google Patents

Abstract

The invention discloses a garden tree branch shear that is convenient for height adjustment and automatic tree cutting, comprising a lithium battery box, a second vertical rod, a mounting block and a micro motor. A switch is installed on the box, and a winch is installed on the right side of the lithium battery box. The second winch is connected to each other with a connecting shaft through a scroll spring, and the connecting shaft is located inside the second winch. The second winch A traction wire is connected to the top, and the second winch is connected to the winch through the traction wire through the third vertical rod, the second vertical rod and the first vertical rod. The garden branch shears, which are convenient for height adjustment and automatic tree cutting, utilize the telescopic motion between the first vertical rod, the second vertical rod and the third vertical rod to adjust the height, and the locking between the limit groove and the fixed rod The stability of height adjustment is improved, and the linkage block drives the first winch and the clamping block to clamp the branches, which is convenient for cutting the branches.

Description

A kind of garden branch shears with convenient height adjustment and automatic cutting of branches

technical field

The invention relates to the technical field of garden equipment, in particular to a garden branch scissors which is convenient for height adjustment and automatic cutting of branches.

Background technique

Garden scissors are a kind of garden tools. They are maintenance equipment for human greening landscapes. They are mechanized tools that replace most of manual labor. scissors, pruning shears), multi-purpose shears, fruit-picking shears, flower shears, grass shears, etc.; high-branch shears are generally tools used by gardeners to prune tall branches of trees, but the current high-branch shears require workers to manually pull back and forth to cut the branches. Cutting is very labor-intensive, and it takes a long time to prune branches with thicker diameters, which is inconvenient to fix the branches during the pruning process, which reduces the stability of the high branch shears in the process of pruning branches, increases the labor intensity of workers and reduces the cost of cutting. Pruning efficiency, inconvenient for garden workers to use.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a kind of garden branch shears that is convenient to adjust the height and automatically cut the branches, so as to solve the problem that the current high branch shears proposed in the above-mentioned background technology require workers to manually pull back and forth to cut the branches, which is very labor-intensive, while trimming Branches with thicker diameters take a long time, and it is inconvenient to fix the branches during the pruning process, which reduces the stability of the high branch shears in the process of pruning branches, increases the labor intensity of workers and reduces the pruning efficiency, which is inconvenient for garden workers. problem of use.

In order to achieve the above-mentioned purpose, the present invention provides the following technical solutions: a garden branch shear that is convenient for height adjustment and automatic cutting of branches, including a lithium battery box, a second vertical rod, a mounting block and a micromotor, and the outer side of the lithium battery box is provided. A charging port is provided, a switch is installed on the lithium battery box, a winch is installed on the right side of the lithium battery box, a first vertical rod is fixed above the lithium battery box, and a fixing rod is installed on the first vertical rod, A baffle is arranged on the fixing rod, and a connecting spring is fixed on the baffle, and the baffle is connected with the groove through the connecting spring, the second vertical rod is located inside the first vertical rod, and the second vertical rod is There is a hole slot on the upper side, and a limit slot is arranged on the outer side of the hole slot, the second vertical rod is connected with the fixing rod through the hole slot and the limit slot, and the inner side of the second vertical rod is provided with a third vertical rod, so The mounting block is located above the third vertical rod, and the mounting block is provided with a connecting groove, the inner side of the connecting groove is provided with a clamping block, and the clamping block is connected to the connecting groove through a return spring, and the right side of the clamping block is A connecting wire is fixed, and the connecting wire passes through the pulley and is connected to the first winch, the outer side of the first winch is provided with a tooth block, and the first winch and the linkage block are connected to each other through the tooth block, and the micro motor It is located inside the installation block, and the micro motor is connected with the lithium battery box through wires. A connecting rod is fixed on the micro motor, and a first gear is fixed on the connecting rod. The first gear is provided with a saw chain, and The inner side of the saw chain is provided with a second gear, and the saw chain, the first gear and the second gear are all located on the inner side of the protective casing, the outer side of the protective casing is fixed with a connecting sleeve rod, and the connecting sleeve rod is connected to the mounting block through the ball. connection, the outer side of the protective shell is fixed with a cross bar, and the protective shell is connected with the second winch through the cross bar, the second winch is connected with the connecting shaft through the scroll spring, and the connecting shaft is located in the second winch The inner side of the second winch is connected with a traction wire, and the second winch is connected to the winch through the third vertical rod, the second vertical rod and the first vertical rod through the traction wire.

Preferably, the first vertical rod, the second vertical rod and the third vertical rod form a telescopic structure, and the internal structures of the second vertical rod and the third vertical rod are the same.

Preferably, the fixing rod is movably connected with the baffle, and the fixing rod forms a telescopic structure through the baffle and the connecting spring.

Preferably, the limiting grooves are distributed at equal intervals on the hole grooves, and the limiting grooves are engaged with the fixing rod.

Preferably, the clamping block and the connecting groove form a sliding structure, and the clamping block and the return spring form a telescopic structure.

Preferably, the tooth blocks are equiangularly distributed on the outside of the first winch, and the first winch is meshed with the linkage block through the tooth block, and the first winch, the connecting wire and the pulley form a traction mechanism.

Preferably, both the first gear and the second gear are meshed with the saw chain, the diameter of the second gear is larger than that of the first gear, and the second gear and the protective casing form a rotating structure.

Preferably, the protective shell forms a rotating structure through the connecting sleeve rod, the ball and the mounting block, the connecting sleeve rod is a hollow structure, and the connecting sleeve rod and the protective shell are connected through.

Preferably, the transverse rods are respectively fixedly connected to the protective shell and the second winch, and the transverse rods are movably connected to the mounting block, and a traction wire is wound counterclockwise on the second winch.

Compared with the prior art, the beneficial effects of the present invention are: the garden branch shears, which are convenient for height adjustment and automatic cutting of branches, are convenient for fixing the branches, and at the same time, the automatic cutting of branches can also be realized.

1. Use the telescopic movement between the first vertical rod, the second vertical rod and the third vertical rod to adjust the height. The engagement between the limit slot and the fixed rod improves the stability of height adjustment, and the linkage block drives the first vertical rod. A winch and a clamping block clamp the branches, which is convenient for cutting the branches;

2. The tooth blocks are distributed at equal angles on the outside of the first winch, and the first winch is meshed and connected with the linkage block through the tooth block. The first winch, the connecting wire and the pulley form a traction mechanism, which is convenient for the branch shears to pull down. The branches are automatically clamped to avoid incomplete cutting;

3. The protective shell forms a rotating structure through the connecting sleeve rod and the ball and the mounting block, and the connecting sleeve rod is a hollow structure, and the connecting sleeve rod and the protective shell are connected through, which is conducive to the rotating adjustment of the protective shell on the inner side of the installation block, which improves the performance of the protective shell. The convenience of cutting branches;

4. The cross bar is fixedly connected with the protective shell and the second winch respectively, and the cross bar is movably connected with the installation block. The traction wire is wound on the second winch counterclockwise, which is convenient to control the rotation of the second winch through the traction wire, thereby It is beneficial for the second winch to drive the protective shell through the cross bar for adjustment.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

2 is a schematic diagram of the installation structure of the fixing rod of the present invention;

FIG. 3 is a schematic view of the structure of the limiting groove of the present invention;

4 is a schematic diagram of the installation structure of the clamping block of the present invention;

FIG. 5 is a schematic view of the top section structure of the mounting block of the present invention;

Fig. 6 is a schematic diagram of enlarged installation structure at place A in Fig. 4 of the present invention;

7 is a schematic diagram of the connection structure between the first gear and the saw chain of the present invention;

FIG. 8 is a schematic diagram of the installation structure of the second winch of the present invention.

In the picture: 1. Lithium battery box, 2. Charging port, 3. Switch, 4. Winch, 5. First vertical rod, 6. Fixed rod, 7. Baffle plate, 8. Connection spring, 9. Groove, 10 , Second vertical rod, 11, Hole slot, 12, Limit slot, 13, Third vertical rod, 14, Mounting block, 15, Connecting slot, 16, Clamping block, 17, Return spring, 18, Connecting wire, 19 , pulley, 20, first winch, 21, tooth block, 22, linkage block, 23, micro motor, 24, wire, 25, connecting rod, 26, first gear, 27, saw chain, 28, second gear , 29, protective shell, 30, connecting sleeve rod, 31, ball, 32, cross bar, 33, second winch, 34, scroll spring, 35, connecting shaft, 36, traction wire.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Please refer to FIGS. 1-8 , the present invention provides a technical solution: a garden tree branch shear that is convenient for height adjustment and automatic tree cutting, comprising a lithium battery box 1 , a second vertical rod 10 , a mounting block 14 and a micro motor 23 , The outer side of the lithium battery box 1 is provided with a charging port 2, and a switch 3 is installed on the lithium battery box 1, and a winch 4 is installed on the right side of the lithium battery box 1, and a first vertical rod 5 is fixed above the lithium battery box 1. And the fixed rod 6 is installed on the first vertical rod 5, the first vertical rod 5, the second vertical rod 10 and the third vertical rod 13 constitute a telescopic structure, and the internal structure of the second vertical rod 10 and the third vertical rod 13 are the same. , to improve the convenience of height adjustment of the branch shears, the fixing rod 6 is provided with a baffle 7, and the baffle 7 is fixed with a connecting spring 8, and the baffle 7 is connected to each other through the connecting spring 8 and the groove 9, fixed The rod 6 is movably connected with the baffle 7, and the fixing rod 6 forms a telescopic structure through the baffle 7 and the connecting spring 8, which is convenient for the fixing rod 6 to lock the limit slot 12 under the driving of the connecting spring 8, and the second vertical rod 10 is located at the position. The inner side of the first vertical rod 5 and the second vertical rod 10 are provided with a hole groove 11, and the outer side of the hole groove 11 is provided with a limit groove 12, and the second vertical rod 10 is connected to the fixed rod through the hole groove 11 and the limit groove 12. 6 are connected to each other, and the inner side of the second vertical rod 10 is provided with a third vertical rod 13, the limit grooves 12 are equally spaced on the hole grooves 11, and the limit grooves 12 are connected with the fixing rod 6 by engaging, which improves the height of the The stability of adjustment, the mounting block 14 is located above the third vertical rod 13, and the mounting block 14 is provided with a connecting groove 15, the inner side of the connecting groove 15 is provided with a clamping block 16, and the clamping block 16 is connected to the connecting groove through the return spring 17. 15 are connected to each other, the clamping block 16 and the connecting groove 15 form a sliding structure, and the clamping block 16 and the return spring 17 form a telescopic structure, which is conducive to the sliding of the clamping block 16 in the connecting groove 15 and is convenient for clamping the branches. The connecting wire 18 is fixed on the right side, and the connecting wire 18 passes through the pulley 19 and is connected to the first winch 20. The outer side of the first winch 20 is provided with a tooth block 21, and the first winch 20 is linked with the tooth block 21. The blocks 22 are connected to each other, the tooth blocks 21 are equiangularly distributed on the outside of the first winch 20, and the first winch 20 is meshed with the linkage block 22 through the tooth block 21, and the first winch 20, the connecting wire 18 and the pulley 19 A traction mechanism is formed, which is beneficial for the traction mechanism to drive the clamping block 16 to automatically fix the branches. The micromotor 23 is located inside the mounting block 14, and the micromotor 23 is connected to the lithium battery box 1 through the wire 24. The micromotor 23 is fixed with The connecting rod 25 has a first gear 26 fixed on the connecting rod 25, the first gear 26 and the second gear 28 are meshed with the saw chain 27, and the diameter of the second gear 28 is larger than that of the first gear 26, and the The second gear 28 and the protective casing 29 form a rotating structure, which improves the stability of the movement of the saw chain 27. The first gear 26 is provided with the saw chain 27, and the inner side of the saw chain 27 is provided with a second gear 28, and the saw chain 27 , the first gear 26 and the second gear 28 are located in the protective shell 2 On the inner side of 9, the outer side of the protective shell 29 is fixed with a connecting sleeve rod 30, and the connecting sleeve rod 30 is connected with the mounting block 14 through the ball 31. The protective shell 29 forms a rotating structure with the mounting block 14 through the connecting sleeve rod 30 and the ball 31, And the connecting sleeve rod 30 is a hollow structure, and the connecting sleeve rod 30 and the protective shell 29 are connected through, which is beneficial for the protective shell 29 to rotate on the inner side of the mounting block 14 through the connecting sleeve rod 30 and the ball 31, and the outer side of the protective shell 29 is fixed. There is a cross bar 32, and the protective shell 29 is connected with the second winch 33 through the cross bar 32, the cross bar 32 is fixedly connected with the protective shell 29 and the second winch 33, and the cross bar 32 is movably connected with the mounting block 14, and The traction wire 36 is wound counterclockwise on the second winch 33, which is beneficial to control the movement of the second winch 33 through the traction wire 36. The second winch 33 is connected to the connecting shaft 35 through the scroll spring 34, and the connecting shaft 35 Located on the inner side of the second winch 33, the second winch 33 is connected with a traction wire 36, and the second winch 33 passes through the third vertical rod 13, the second vertical rod 10 and the first vertical rod 5 through the traction wire 36 Interconnected with winch 4.

Working principle: First, fully charge the lithium battery in the lithium battery box 1 through the charging port 2, then pull out the third vertical rod 13 from the inner side of the second vertical rod 10, and then move the fixing rod 6 on the second vertical rod 10 to the The inner side of the second vertical rod 10 is pressed down, the fixing rod 6 drives the connecting spring 8 to squeeze the inner side of the groove 9 through the baffle plate 7, and then the fixing rod 6 is rotated until the fixing rod 6 and the hole groove 11 are perpendicular to each other, and then loosen The fixed rod 6 is opened, and the fixed rod 6 is engaged with the limit groove 12 under the push of the baffle plate 7 and the connecting spring 8, so that the fixed connection between the third vertical rod 13 and the second vertical rod 10 is completed. According to the above principle Pull out the second vertical rod 10 from the inside of the first vertical rod 5 to adjust the height, and connect the second vertical rod 10 and the first vertical rod 5 through the fixing rod 6, and then connect the mounting block 14 to the protective shell 29 The angle between them is stuck on the outside of the branch until the branch is located below the linkage block 22 . At this time, the branch is manually cut and pulled down, and the branch pushes the linkage block 22 , and the linkage block 22 is upward on the inner side of the installation block 14 . Sliding, so that the linkage block 22 drives the first winch 20 to rotate counterclockwise through the tooth block 21, the first winch 20 rewinds the connecting wire 18, and the connecting wire 18 passes through the pulley 19 to pull the clamping block 16, and then The clamping block 16 drives the return spring 17 to slide on the inside of the connecting groove 15, and the clamping block 16 and the mounting block 14 clamp the branch to prevent the branch from being displaced by a large amount, and then press the switch 3 on the lithium battery box 1, the branch The internal circuit of the shear is connected, and the lithium battery in the lithium battery box 1 supplies power to the micro motor 23 through the wire 24. The micro motor 23 drives the first gear 26 to rotate clockwise through the connecting rod 25, and the first gear 26 drives the saw chain 27 to pass through The second gear 28 rotates on the inner side of the protective shell 29, and then the winch 4 is manually rotated. The winch 4 winds the pulling wire 36, and the pulling wire 36 pulls the second winch 33 through the scroll spring 34 on the outside of the connecting shaft 35. Rotate clockwise, the second winch 33 drives the protective shell 29 to rotate clockwise through the cross bar 32, and the protective shell 29 rotates on the inner side of the mounting block 14 through the connecting sleeve 30 and the ball 31, so that the protective shell 29 drives the saw chain 27. Cut the branches clamped by the clamping block 16 and the mounting block 14. After the cutting is completed, press the switch 3 to turn off the micro motor 23. At this time, the saw chain 27 stops moving, and then the winch 4 is rotated in the opposite direction. 33 is driven by the scroll spring 34 to rotate counterclockwise on the connecting shaft 35, so that the second winch 33 drives the protective shell 29 to unfold downward from the mounting block 14 through the cross bar 32, and then the mounting block 14 is removed from the broken branch. The other end is moved upward, and the linkage block 22 loses its driving force. At this time, the clamping block 16 slides to the left side of the connecting groove 15 under the pulling of the return spring 17, and the clamping block 16 passes through the connecting wire 18 through the pulley. The wheel 20 rotates clockwise, and then the first winch 20 drives the linkage block 22 to protrude below the mounting block 14 through the tooth block 21, so as to facilitate the use of the branch shears for the next branch cutting, such a method. The garden branch shears that can adjust the height and automatically cut the branches are convenient for people to use.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (9)

1. The utility model provides a make things convenient for height-adjusting and gardens branch scissors of automatically cropped branch, includes lithium cell box (1), second montant (10), installation piece (14) and micro motor (23), its characterized in that: the outer side of the lithium battery box (1) is provided with a charging port (2), the lithium battery box (1) is provided with a switch (3), the right side of the lithium battery box (1) is provided with a winch (4), a first vertical rod (5) is fixed above the lithium battery box (1), the first vertical rod (5) is provided with a fixed rod (6), the fixed rod (6) is provided with a baffle (7), the baffle (7) is fixed with a connecting spring (8), the baffle (7) is connected with a groove (9) through the connecting spring (8), the second vertical rod (10) is positioned at the inner side of the first vertical rod (5), the second vertical rod (10) is provided with a hole groove (11), the outer side of the hole groove (11) is provided with a limit groove (12), the second vertical rod (10) is connected with the fixed rod (6) through the hole groove (11) and the limit groove (12), a third vertical rod (13) is arranged on the inner side of the second vertical rod (10), the mounting block (14) is positioned above the third vertical rod (13), a connecting groove (15) is formed in the mounting block (14), a clamping block (16) is arranged on the inner side of the connecting groove (15), the clamping block (16) is connected with the connecting groove (15) through a reset spring (17), a connecting wire (18) is fixed on the right side of the clamping block (16), the connecting wire (18) penetrates through a pulley (19) to be connected with a first reel (20) mutually, a tooth block (21) is arranged on the outer side of the first reel (20), the first reel (20) is connected with a linkage block (22) mutually through the tooth block (21), the micro motor (23) is positioned inside the mounting block (14), the micro motor (23) is connected with the lithium battery box (1) through a lead (24), and a connecting rod (25) is fixed on the micro motor (23), a first gear (26) is fixed on the connecting rod (25), a saw chain (27) is arranged on the first gear (26), a second gear (28) is arranged on the inner side of the saw chain (27), the first gear (26) and the second gear (28) are all located on the inner side of the protective shell (29), a connecting sleeve rod (30) is fixed on the outer side of the protective shell (29), the connecting sleeve rod (30) is connected with the mounting block (14) through a ball (31), a cross rod (32) is fixed on the outer side of the protective shell (29), the protective shell (29) is connected with a second reel (33) through the cross rod (32), the second reel (33) is connected with a connecting shaft (35) through a vortex spring (34), the connecting shaft (35) is located on the inner side of the second reel (33), and a traction line (36) is connected to the second reel (33), and the second reel (33) passes through the third vertical rod (13), the second vertical rod (10) and the first vertical rod (5) through a traction line (36) and is connected with the winch (4).

2. The garden tree pruner capable of conveniently adjusting height and automatically cutting branches as claimed in claim 1, wherein: the first vertical rod (5), the second vertical rod (10) and the third vertical rod (13) form a telescopic structure, and the inner structures of the second vertical rod (10) and the third vertical rod (13) are the same.

3. The garden tree pruner capable of conveniently adjusting height and automatically cutting branches as claimed in claim 1, wherein: the fixing rod (6) is movably connected with the baffle (7), and the fixing rod (6) and the connecting spring (8) form a telescopic structure through the baffle (7).

4. The garden tree pruner capable of conveniently adjusting height and automatically cutting branches as claimed in claim 1, wherein: the limiting grooves (12) are distributed in the hole grooves (11) at equal intervals, and the limiting grooves (12) are connected with the fixing rods (6) in a clamping mode.

5. The garden tree pruner capable of conveniently adjusting height and automatically cutting branches as claimed in claim 1, wherein: the clamping block (16) and the connecting groove (15) form a sliding structure, and the clamping block (16) and the return spring (17) form a telescopic structure.

6. The garden tree pruner capable of conveniently adjusting height and automatically cutting branches as claimed in claim 1, wherein: the gear block (21) is distributed on the outer side of the first reel (20) at equal angles, the first reel (20) is meshed and connected with the linkage block (22) through the gear block (21), and the first reel (20), the connecting line (18) and the pulley (19) form a traction mechanism.

7. The garden tree pruner capable of conveniently adjusting height and automatically cutting branches as claimed in claim 1, wherein: the first gear (26) and the second gear (28) are in meshed connection with the saw chain (27), the diameter of the second gear (28) is larger than that of the first gear (26), and the second gear (28) and the protective shell (29) form a rotating structure.

8. The garden tree pruner capable of conveniently adjusting height and automatically cutting branches as claimed in claim 1, wherein: the protective shell (29) and the mounting block (14) form a rotating structure through a connecting sleeve rod (30) and a ball (31), the connecting sleeve rod (30) is of a hollow structure, and the connecting sleeve rod (30) is in through connection with the protective shell (29).

9. The garden tree pruner capable of conveniently adjusting height and automatically cutting branches as claimed in claim 1, wherein: the cross rod (32) is fixedly connected with the protective shell (29) and the second reel (33) respectively, the cross rod (32) is movably connected with the mounting block (14), and a traction wire (36) is wound on the second reel (33) in a counterclockwise direction.

Images