CN111615943A - Electric pruning device - Google Patents
Electric pruning device Download PDFInfo
- Publication number
- CN111615943A CN111615943A CN202010637556.7A CN202010637556A CN111615943A CN 111615943 A CN111615943 A CN 111615943A CN 202010637556 A CN202010637556 A CN 202010637556A CN 111615943 A CN111615943 A CN 111615943A
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- CN
- China
- Prior art keywords
- rod
- support bar
- pruning
- rotating shaft
- motor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/02—Secateurs; Flower or fruit shears
- A01G3/033—Secateurs; Flower or fruit shears having motor-driven blades
- A01G3/037—Secateurs; Flower or fruit shears having motor-driven blades the driving means being an electric motor
Abstract
An electric pruning device comprises pruning shears (1), a driving device (2) and a supporting frame (3); the pruning shears (1) comprise an upper shear handle (11), a lower shear handle (12), an upper shear blade (13), a lower shear blade (14) and a shear handle spring (15) positioned between the two shear handles; the driving device (2) comprises a connecting rod (21), a driving rod (22), a motor rotating shaft (23), a rotating shaft cross rod (24) and a motor (25); the support frame (3) comprises a front support rod (31), a rear support rod (32) and a bottom plate (33); the top ends of the front supporting rod (31) and the rear supporting rod (32) are connected, and the lower ends of the front supporting rod and the rear supporting rod are fixed on the bottom plate (33) to form a triangle; the middle part of the pruning shears (1) is fixed at the upper part of the supporting frame (3); the driving device (2) drives the upper shear handle (11) to move up and down, so that the lower shear blade (14) and the upper shear blade (13) are driven to close or open. The invention uses the motor to drive the pruning shears, thereby improving the working efficiency.
Description
Technical Field
The invention relates to an electric pruning device, in particular to a pruning device for driving pruning shears to work by treading, belonging to the field of forestry machinery.
Background
Pruning shears are common tools for forestry pruning, but the pruning shears are generally held by hands; when the workload is more and the service time is long, the labor is wasted; especially, with large scissors, it is difficult to operate the scissors with one hand, and the scissors handles need to be held by two hands, which is inconvenient when the workload is large, and the working efficiency is not high.
The scissors comprising a first cutting portion and a second cutting portion, which were disclosed in Chinese patent publication No. CN107734963A, were provided on the contact surface of the second cutting portion
Movement of laminated or flat spring elements with or with little friction to avoid noise or wear; the scissors have the advantages that the operation amount is large, the operation is still laborious when thick and strong branches are cut, and the handles are cut by hand operation, so that more labor cost is needed.
Disclosure of Invention
In order to solve the problems, the invention provides an electric pruning device, which can be used for operating branches by liberating two hands through the work of an electric pruning shear, so that the pruning work is easier, and the work efficiency is improved.
An electric pruning device comprises pruning shears, a driving device and a supporting frame; the pruning shears comprise an upper shear handle, a lower shear blade, an upper shear blade, a lower shear blade and a shear handle spring positioned between the two shear handles; the driving device comprises a connecting rod, a driving rod, a motor rotating shaft, a rotating shaft cross rod and a motor; the support frame comprises a front support rod, a rear support rod and a bottom plate; the top ends of the front supporting rod and the rear supporting rod are connected, and the lower ends of the front supporting rod and the rear supporting rod are fixed on the bottom plate to form a triangle; the middle part of the pruning shears is fixed at the upper part of the support frame; the driving device drives the upper shear handle to move up and down, so that the lower shear blade and the upper shear blade are driven to close or open; the pruning shears are driven to work through the driving device, hands are liberated from the pruning shears, the branches can be operated by the hands while pruning, and the working efficiency is improved.
Two ends of the connecting rod are respectively connected with the upper ends of the upper shear handle and the driving rod; one end of the rotating shaft cross rod is fixed on a rotating shaft of the motor, and the other end of the rotating shaft cross rod is connected with the lower end of the driving rod; when the motor drives the motor rotating shaft to rotate, the driving rod can move up and down, so that the upper shearing handle is driven to move up and down to close or open the lower shearing edge and the upper shearing edge; the motor drives the pruning shears to work, so that the work is easier, and even if the larger pruning shears are used, the operation can be easily performed by one person.
The motor is a frequency-adjustable motor and can set the rotation period of the rotating shaft; the rotating period can be adjusted according to the size of the branches.
A middle support rod perpendicular to the bottom plate is arranged between the front two support rods and the rear support rod of the support frame; the top end of the middle supporting rod is connected with the top ends of the other two branch supporting rods; the middle part of the pruning shears is fixed at the upper part of the middle supporting rod, and the fixing position of the pruning shears can be adjusted in the vertical direction; the length of the driving rod can be adjusted to be proper according to the height of the pruning shears; thereby fixing the pruning shears at a height suitable for human operation and facilitating pruning.
The end part of the lower shear handle is fixed with the front support rod through a connecting rod.
The front supporting rod, the rear supporting rod and the middle supporting rod are made of metal.
The upper ends of the front supporting rod, the rear supporting rod and the middle supporting rod are connected in a screw fixing or welding mode.
The bottom plate is made of metal.
The bottom plate is made of wood, and the front support rod, the rear support rod and the middle support rod are provided with anti-heeling fixing pieces on two sides.
The pull rod is made of one or a combination of more than two of metal, plastic and fiber. The height of the support frame is 60-150CM, and the pruning shears can shear branches below 3 CM.
The invention has the beneficial effects that: the motor is used for driving the pruning shears, so that the pruning shears are more convenient to use, the pruning shears do not need to be operated by hands, the working efficiency is improved, and meanwhile, the labor cost is saved in the pruning process.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is an enlarged view of a part a of the present invention.
Description of the symbols: 1. scissors, 2, a driving device, 3, a support frame, 11, an upper shear handle, 12, a lower shear handle, 13, an upper shear blade, 14, a lower shear blade, 15, a shear handle spring, 21, a connecting rod, 22, a pull rod, 23, a motor rotating shaft, 24, a rotating shaft cross rod, 25, a motor, 26, a driving rod sleeve, 31, a front support rod, 32, a rear support rod, 33, a bottom plate, 34 and a middle spring.
Detailed Description
The invention will be described in further detail with reference to the following description of the drawings.
Example one
An electric pruning device comprises pruning shears 1, a driving device 2 and a supporting frame 3; the pruning shears 1 comprise an upper shear handle 11, a lower shear handle 12, an upper shear blade 13, a lower shear blade 14 and a shear handle spring 15 positioned between the two shear handles; the driving device 2 comprises a connecting rod 21, a driving rod 22, a motor rotating shaft 23, a rotating shaft cross rod 24 and a motor 25; the support frame 3 comprises a front support rod 31, a rear support rod 32 and a bottom plate 33; the top ends of the front supporting rod 31 and the rear supporting rod 32 are connected, and the lower ends of the front supporting rod and the rear supporting rod are fixed on the bottom plate 33 to form a triangle; the middle part of the pruning shears 1 is fixed at the upper part of the supporting frame 3; the device is characterized in that the driving device 2 drives the upper shear handle 11 to move up and down, so as to drive the lower shear blade 14 and the upper shear blade 13 to close or open.
Two ends of the connecting rod 21 are respectively connected with the upper ends of the upper shear handle 11 and the driving rod 22; one end of the rotating shaft cross rod 24 is fixed on the motor rotating shaft 23, and the other end of the rotating shaft cross rod is connected with the lower end of the driving rod 22; when the motor 25 rotates the motor shaft 23, the driving rod 22 is moved up and down, and the upper cutting handle 11 is moved up and down to close or open the lower cutting edge 14 to the upper cutting edge 13.
The motor 25 is a frequency-adjustable motor, and can set the rotation period of the rotating shaft 23.
A middle support rod 34 vertical to the bottom plate 33 is arranged between the front two support rods 31 and the rear support rod 32 of the support frame 3; the top end of the middle supporting rod 34 is connected with the top ends of the other two branch supporting rods; the middle part of the pruning shears 1 is fixed at the upper part of the middle support rod 31, and the fixing position of the pruning shears can be adjusted in the vertical direction; the length of the driving rod 22 can be adjusted to a length suitable for the height of the pruning shears 1; .
The end of the lower shear handle 35 is fixed with the front support rod 31 through a connecting rod 35.
The front support rod 31, the rear support rod 32 and the middle support rod 34 are made of metal.
The upper ends of the front support rod 31, the rear support rod 32 and the middle support rod 34 are fixedly connected by welding.
The bottom plate 33 is made of metal and is fixedly connected with the three support rods in a welding mode.
The pull rod 22 is made of metal.
The height of the support frame is 150CM, and the pruning shears can shear branches below 3 CM.
Example two
An electric pruning device comprises pruning shears 1, a driving device 2 and a supporting frame 3; the pruning shears 1 comprise an upper shear handle 11, a lower shear handle 12, an upper shear blade 13, a lower shear blade 14 and a shear handle spring 15 positioned between the two shear handles; the driving device 2 comprises a connecting rod 21, a driving rod 22, a motor rotating shaft 23, a rotating shaft cross rod 24 and a motor 25; the support frame 3 comprises a front support rod 31, a rear support rod 32 and a bottom plate 33; the top ends of the front supporting rod 31 and the rear supporting rod 32 are connected, and the lower ends of the front supporting rod and the rear supporting rod are fixed on the bottom plate 33 to form a triangle; the middle part of the pruning shears 1 is fixed at the upper part of the supporting frame 3; the device is characterized in that the driving device 2 drives the upper shear handle 11 to move up and down, so as to drive the lower shear blade 14 and the upper shear blade 13 to close or open.
Two ends of the connecting rod 21 are respectively connected with the upper ends of the upper shear handle 11 and the driving rod 22; one end of the rotating shaft cross rod 24 is fixed on the motor rotating shaft 23, and the other end of the rotating shaft cross rod is connected with the lower end of the driving rod 22; when the motor 25 rotates the motor shaft 23, the driving rod 22 is moved up and down, and the upper cutting handle 11 is moved up and down to close or open the lower cutting edge 14 to the upper cutting edge 13.
The motor 25 is a frequency-adjustable motor, and can set the rotation period of the rotating shaft 23.
A middle support rod 34 vertical to the bottom plate 33 is arranged between the front two support rods 31 and the rear support rod 32 of the support frame 3; the top end of the middle supporting rod 34 is connected with the top ends of the other two branch supporting rods; the middle part of the pruning shears 1 is fixed at the upper part of the middle support rod 31, and the fixing position of the pruning shears can be adjusted in the vertical direction; the length of the driving rod 22 can be adjusted to a length suitable for the height of the pruning shears 1.
The end of the lower shear handle 35 is fixed with the front support rod 31 through a connecting rod 35.
The front support rod 31, the rear support rod 32 and the middle support rod 34 are made of metal.
The upper ends of the front support rod 31, the rear support rod 32 and the middle support rod 34 are fixed by screws.
The bottom plate 33 is made of wood, and anti-roll fixing parts are arranged on two sides of the front supporting rod 31, the rear supporting rod 32 and the middle supporting rod 34.
The bottom plate 33 is made of metal and is fixedly connected with the three support rods through screws.
The pull rod 22 is made of a fiber rope.
The height of the support frame is 60CM, and the pruning shears can shear branches below 1.5 CM.
The present invention is not limited to the above-described embodiments, and any modifications, which are not inventive, but which are simple in structure and material, are included in the scope of the present invention.
Claims (10)
1. An electric pruning device comprises pruning shears (1), a driving device (2) and a supporting frame (3); the pruning shears (1) comprise an upper shear handle (11), a lower shear handle (12), an upper shear blade (13), a lower shear blade (14) and a shear handle spring (15) positioned between the two shear handles; the driving device (2) comprises a connecting rod (21), a driving rod (22), a motor rotating shaft (23), a rotating shaft cross rod (24) and a motor (25); the support frame (3) comprises a front support rod (31), a rear support rod (32) and a bottom plate (33); the top ends of the front supporting rod (31) and the rear supporting rod (32) are connected, and the lower ends of the front supporting rod and the rear supporting rod are fixed on the bottom plate (33) to form a triangle; the middle part of the pruning shears (1) is fixed at the upper part of the supporting frame (3); the device is characterized in that the driving device (2) drives the upper shear handle (11) to move up and down, so that the lower shear blade (14) and the upper shear blade (13) are driven to close or open.
2. An electric pruning device according to claim 1, characterized in that both ends of said connecting rod (21) are respectively connected to the upper ends of the upper pruning handle (11) and the upper end of the driving rod (22); one end of the rotating shaft cross rod (24) is fixed on the motor rotating shaft (23), and the other end of the rotating shaft cross rod is connected with the lower end of the driving rod (22); when the motor (25) drives the motor rotating shaft (23) to rotate, the driving rod (22) can move up and down, so that the upper shear handle (11) is driven to move up and down to close or open the lower shear blade (14) and the upper shear blade (13).
3. An electric pruning device according to claim 2, wherein said motor (25) is a variable frequency motor, and wherein the period of rotation of the shaft (23) is set.
4. An electric pruning device according to claim 3, characterized in that an intermediate support bar (34) perpendicular to the base plate (33) is arranged between the front two support bars (31) and the rear support bar (32) of the support frame (3); the top end of the middle supporting rod (34) is connected with the top ends of the other two branch supporting rods; the middle part of the pruning shears (1) is fixed at the upper part of the middle supporting rod (31), and the fixing position of the pruning shears (1) can be adjusted in the vertical direction; the length of the driving rod (22) can be adjusted to be the length suitable for the height of the pruning shears (1); .
5. An electric pruning device according to claim 4, characterized in that the end of the lower shear bar (35) is fixed to the front support bar (31) by means of a connecting bar (35).
6. An electric pruning device according to claims 1-5, characterized in that the front support bar (31), the rear support bar (32), the intermediate support bar (34) are made of metal.
7. An electric pruning device according to claim 6, characterized in that the upper ends of the front support bar (31), the rear support bar (32) and the intermediate support bar (34) are connected by means of screws or welding.
8. An electric pruning device according to claim 7, wherein the base plate (33) is made of metal.
9. An electric pruning device according to claim 7, characterized in that the bottom plate (33) is made of wood, and that the front support bar (31), the rear support bar (32) and the intermediate support bar (34) are provided with anti-roll fixtures on both sides.
10. An electric pruning device according to claim 9, wherein the tie rod (22) is made of one or a combination of two or more of metal, plastic and fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010637556.7A CN111615943A (en) | 2020-07-05 | 2020-07-05 | Electric pruning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010637556.7A CN111615943A (en) | 2020-07-05 | 2020-07-05 | Electric pruning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111615943A true CN111615943A (en) | 2020-09-04 |
Family
ID=72255808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010637556.7A Pending CN111615943A (en) | 2020-07-05 | 2020-07-05 | Electric pruning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111615943A (en) |
-
2020
- 2020-07-05 CN CN202010637556.7A patent/CN111615943A/en active Pending
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