CN220191548U - Ornamental tree pruning shears - Google Patents
Ornamental tree pruning shears Download PDFInfo
- Publication number
- CN220191548U CN220191548U CN202321137732.6U CN202321137732U CN220191548U CN 220191548 U CN220191548 U CN 220191548U CN 202321137732 U CN202321137732 U CN 202321137732U CN 220191548 U CN220191548 U CN 220191548U
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- China
- Prior art keywords
- fixedly connected
- limiting
- pulley
- buckle
- support frame
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- 238000013138 pruning Methods 0.000 title claims abstract description 19
- 238000010008 shearing Methods 0.000 abstract description 21
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000002420 orchard Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Landscapes
- Scissors And Nippers (AREA)
Abstract
The utility model discloses ornamental tree pruning shears, which comprise a support frame, wherein the top of the support frame is fixedly connected with a pair of shears, and the bottoms of the two sides of the shears are fixedly connected with handles; the center of the outer wall of the support frame is fixedly connected with a limiting pulley; the front end of the support frame is connected with a lifting pulley in a sliding way at a position close to the bottom; the bottom of the support frame is fixedly connected with a telescopic rod, and a limiting buckle is fixedly connected to the outer wall of the telescopic rod close to the bottom end; the limiting buckle is penetrated with a rope with the top end fixedly connected to the handle and wound between the limiting pulley and the lifting pulley. According to the utility model, through the simple pulley mechanism and the limiting mechanism, the two blades of the scissors can move, have larger openings and are straight blades, the branches are not easy to slip, the large branches can be trimmed, the scissors can be opened by themselves after the shearing is finished, the operation is simple, the shearing diameter is large, and the time and the labor are saved.
Description
Technical Field
The utility model relates to the technical field of pruning shears, in particular to an ornamental tree pruning shear.
Background
The pruning shears mainly aim at shearing branches, are suitable for pruning the branches in orchards in all seasons and picking fruits, and are not limited by seasonality, trafficability and territory. The wire pulling is driven by manpower, the wire pulling is hinged with the movable knife, and pruning is completed under the action of pinching one by one.
There are various different types of pruning shears in the existing market, and common pruning shears are arc cutting edges, and a blade is fixed, only a blade can move, so that the shearing radius is smaller, when encountering big branches, the pruning shears can only rely on the saw blade to saw, but the space required by the use of the saw blade is large, the branches at high positions are mixed and mixed, the use of the saw blade is inconvenient, and meanwhile, the saw blade has the problems of blocking and breaking, and is difficult to process when at high positions, so that the branches are time-consuming and laborious to prune.
It is therefore desirable to provide ornamental tree pruners that address the above-mentioned problems.
Disclosure of Invention
The utility model aims to solve the technical problems that the shearing diameter of the existing pruning shears is too small, when a slightly large branch is encountered, the pruning shears can only cut by means of a saw blade, and the space and the labor required by sawing are far greater than those of shearing, so that the time and the labor are wasted for pruning the branch.
In order to solve the technical problems, the utility model adopts a technical scheme that: the ornamental tree pruning shears comprise a support frame, wherein the top of the support frame is fixedly connected with a pair of shears, and the bottoms of the two sides of the shears are fixedly connected with handles;
the center of the outer wall of the support frame is fixedly connected with a limiting pulley;
the front end of the support frame is connected with a lifting pulley in a sliding way at a position close to the bottom;
the bottom of the support frame is fixedly connected with a telescopic rod, and a limiting buckle is fixedly connected to the outer wall of the telescopic rod close to the bottom end; the limiting buckle is penetrated with a rope with the top end fixedly connected to the handle and wound between the limiting pulley and the lifting pulley.
The utility model is further provided with: the support frame includes the bracing piece, bracing piece top front and back end fixedly connected with two link, the draw-in groove has been seted up near bottom position to the bracing piece front end.
Through above-mentioned technical scheme, the bracing piece is symmetrical arrangement, and the atress is even, and the top of bracing piece is fixed with the both ends of pivot respectively, and the mounting of lifting pulley is convenient for to the draw-in groove, restricts the motion of lifting pulley simultaneously.
The utility model is further provided with: the scissors comprise two blades, the two blades are connected through a rotating shaft in a rotating mode, and the top ends of the two connecting frames are fixedly connected with the front end and the rear end of the rotating shaft respectively.
Through above-mentioned technical scheme, two blades are rotated to the centre when using, and the atress is even difficult for folding.
The utility model is further provided with: the handle comprises two extension bars, the top ends of the two extension bars are fixedly connected with two blades respectively, connecting plates are fixedly connected to the positions, close to the top, of the outer walls of the two extension bars, and reset springs are fixedly connected between the two connecting plates.
Through above-mentioned technical scheme, during the use, the rope drives two blades through two extension bars of handle and cuts the branch to the centre rotation, and two blades outwards rotate under reset spring's effect after the shearing is accomplished, and the scissors presents the expansion state, is convenient for cut next time.
The utility model is further provided with: the limiting pulley comprises a limiting hoop, the limiting hoop is fixedly connected with the supporting rod through three fastening screws, and the front end of the limiting hoop is fixedly connected with the fixed pulley.
Through above-mentioned technical scheme, spacing pulley passes through fastening screw to be fixed, and the installation is dismantled more conveniently, and the fixed pulley direction is convenient for twine the rope forward simultaneously.
The utility model is further provided with: the lifting pulley comprises a sliding block, the sliding block is slidably connected in the clamping groove, and the front end of the sliding block is fixedly connected with a movable pulley.
Through above-mentioned technical scheme, during the use, the lifting pulley is owing to the drive of rope upwards moves on the draw-in groove along with the handle, receives the restriction at draw-in groove top simultaneously, after shearing is accomplished, the lifting pulley receives the gravity effect to slide to the draw-in groove bottom.
The utility model is further provided with: the limiting buckle comprises a buckle hoop, the buckle hoop is fixed with the telescopic rod through a plurality of fastening screws, the front end of the buckle hoop is fixedly connected with a square box, the center of the front end of the square box is slidably connected with a connecting pore plate, clamping springs are fixedly connected to two sides of the rear end of the connecting pore plate, and the rear ends of the two clamping springs are fixedly connected with the inner wall of the square box.
Through above-mentioned technical scheme, the length of adjusting the telescopic link is sheared with the branch that is suitable for different co-altitude during the use, and spacing buckle is fixed with the telescopic link through three fastening screw, and the installation is dismantled conveniently, is convenient for adjust, has seted up the hole on the orifice plate, and forward pulling orifice plate hole exposes after shearing is accomplished, runs through back pine hand with the rope from the cavity, under clamping spring's effect, the orifice plate is backward moved, and the rope is by the chucking, and the scissors is in the state of drawing in this moment, and the cutting edge is closed, and is safer.
By the technical proposal, the utility model has the advantages that,
the beneficial effects of the utility model are as follows:
1. according to the utility model, through the simple pulley mechanism and the limiting mechanism, both blades of the scissors can move, have larger openings and are straight blades, so that the branches are not easy to slip, the large branches can be trimmed, the scissors can be opened by themselves after trimming is finished, the operation is simple, the shearing diameter is large, and time and labor are saved;
2. according to the utility model, the length of the pruning shears can be adjusted through the telescopic mechanism, when the pruning shears face branches with different heights, the extension length of the telescopic rod can be adjusted according to requirements, the purpose is achieved, the telescopic rod can be retracted after the shearing is finished, the space required by storage is reduced, and the application range is wider.
Drawings
FIG. 1 is a first view angle block diagram of the present utility model;
FIG. 2 is a block diagram of a support frame according to the present utility model;
FIG. 3 is a view showing the structure of scissors and handle according to the present utility model;
FIG. 4 is a block diagram of a limit pulley of the present utility model;
FIG. 5 is a block diagram of a lifting sheave of the present utility model;
FIG. 6 is a block diagram of a buckle according to the present utility model;
fig. 7 is a front view of the present utility model.
In the figure: 1. a support frame; 101. a support rod; 102. a connecting frame; 103. a clamping groove; 2. a pair of scissors; 201. a blade; 202. a rotating shaft; 3. a handle; 301. an extension bar; 302. a connecting plate; 303. a return spring; 4. a limit pulley; 401. a limit hoop; 402. a fixed pulley; 5. a lifting pulley; 501. a slide block; 502. a movable pulley; 6. a telescopic rod; 7. limiting buckle; 701. a buckle hoop; 702. a square box; 703. a clamping spring; 704. an orifice plate; 8. a rope.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Referring to fig. 1 and 7, an ornamental tree pruning shear comprises a support frame 1, wherein the support frame 1 comprises a support rod 101, the front end and the rear end of the top of the support rod 101 are fixedly connected with two connecting frames 102, clamping grooves 103 are formed in the position, close to the bottom, of the front end of the support rod 101, the support rod 101 is symmetrically arranged, the stress is uniform, the top end of the support rod 101 is respectively fixed with two ends of a rotating shaft 202, the clamping grooves 103 are convenient for installing a lifting pulley 5, and meanwhile, the movement of the lifting pulley 5 is limited;
as shown in fig. 1 and 2, the top of the supporting frame 1 is fixedly connected with a pair of scissors 2, the scissors 2 comprises two blades 201, the two blades 201 are rotationally connected through a rotating shaft 202, the top ends of the two connecting frames 102 are respectively fixedly connected with the front end and the rear end of the rotating shaft 202, and when in use, the two blades 201 rotate towards the middle, and are uniformly stressed and not easy to break;
as shown in fig. 3, handles 3 are fixedly connected to the bottoms of two sides of the scissors 2, the handles 3 comprise two extension bars 301, the top ends of the two extension bars 301 are fixedly connected with two blades 201 respectively, connecting plates 302 are fixedly connected to the positions, close to the tops, of the outer walls of the two extension bars 301, return springs 303 are fixedly connected between the two connecting plates 302, and when the scissors 2 are used, a rope 8 drives the two blades 201 to rotate towards the middle through the two extension bars 301 of the handles 3 to cut branches, the two blades 201 rotate outwards under the action of the return springs 303 after cutting is completed, and the scissors 2 are in an unfolding state so as to facilitate next cutting;
as shown in fig. 4, the center of the outer wall of the support frame 1 is fixedly connected with a limiting pulley 4, the limiting pulley 4 comprises a limiting hoop 401, the limiting hoop 401 is fixedly connected with the support rod 101 through three fastening screws, the front end of the limiting hoop 401 is fixedly connected with a fixed pulley 402, the limiting pulley 4 is fixed through the fastening screws, the installation and the disassembly are more convenient, and meanwhile, the fixed pulley 402 is convenient to wind a rope 8 forwards;
as shown in fig. 5, the front end of the support frame 1 is close to the bottom and is slidably connected with a lifting pulley 5, the lifting pulley 5 comprises a sliding block 501, the sliding block 501 is slidably connected in the clamping groove 103, the front end of the sliding block 501 is fixedly connected with a movable pulley 502, when in use, the lifting pulley 5 moves upwards on the clamping groove 103 along with the handle 3 due to the driving of the rope 8, meanwhile, the lifting pulley 5 is limited by the top of the clamping groove 103, and after shearing is completed, the lifting pulley 5 slides to the bottom of the clamping groove 103 under the action of gravity;
as shown in fig. 6, the bottom of the supporting frame 1 is fixedly connected with a telescopic rod 6, the outer wall of the telescopic rod 6 is close to the bottom end, a limiting buckle 7 is fixedly connected with the telescopic rod 6, the limiting buckle 7 comprises a buckle hoop 701, the buckle hoop 701 is fixed with the telescopic rod 6 through a plurality of fastening screws, the front end of the buckle hoop 701 is fixedly connected with a square box 702, the center of the front end of the square box 702 is slidably connected with a connecting hole plate 704, two sides of the rear end of the connecting hole plate 704 are fixedly connected with clamping springs 703, the rear ends of the two clamping springs 703 are fixedly connected with the inner wall of the square box 702, during use, the length of the telescopic rod 6 is adjusted to adapt to branch shearing of different heights, the limiting buckle 7 is fixed with the telescopic rod 6 through three fastening screws, the limiting buckle is convenient to install and detach, the limiting buckle is convenient to adjust, holes are formed in the hole plate 704, the hole 704 is pulled forwards after shearing is finished, a rope 8 is penetrated through the hole, the hole is moved backwards, under the action of the clamping springs 703, the rope 8 is clamped backwards, at the moment, the scissors 2 are in a folded state, and the blade is closed, and the blade is safer;
as shown in fig. 1, the limiting buckle 7 is penetrated with a rope 8 with a top end fixedly connected to the handle 3 and wound between the limiting pulley 4 and the lifting pulley 5, one end of the rope 8 is divided into two strands, the two strands are respectively fixedly connected to the bottom centers of the two extension bars 301 of the handle 3, the shearing motion of the scissors 2 is driven by the rope 8, when the rope 8 is pulled downwards, the two blades 201 of the scissors 2 rotate inwards to shear branches, and the rope 8 is wound through the lifting pulley 5, so that the labor is saved.
When the shearing machine is used, the hole plate 704 is pulled forward to pull the rope 8 out of the hole, the handle 3 rotates to two sides under the action of the return spring 303, the scissors 2 are unfolded, the rope 8 drives the lifting pulley 5 to move upwards, then the telescopic rod 6 is adjusted to enable the total length of the rope 8 to reach the height of a paper strip to be sheared, the blades 201 are moved to two sides of a branch, the rope 8 is pulled, the handle 3 rotates inwards, the two blades 201 rotate to shear the branch along with the rotation, after one shearing is finished, the return spring 303 contracts inwards, the handle 3 rotates outwards, the scissors 2 are unfolded, the lifting pulley 5 slides to the bottom of the clamping groove 103 under the action of self gravity, the next shearing is convenient, the hole plate 704 is pulled outwards after the shearing is finished, the hole is exposed, the rope 8 is penetrated out of the hole, then the hand is loosened, the hole plate 704 moves backwards under the tightening action of the clamping spring 702, the rope 8 and the square box 703 are blocked, the scissors 2 are in a time-saving and safe state, the cutting edges are inwards folded, the two blades 201 of the scissors 2 can move, the shearing diameter is larger, and the shearing can still be carried out when facing a large branch.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. Ornamental tree pruning shear, including support frame (1), its characterized in that: the top of the supporting frame (1) is fixedly connected with a pair of scissors (2), and the bottoms of two sides of the scissors (2) are fixedly connected with handles (3);
the center of the outer wall of the supporting frame (1) is fixedly connected with a limiting pulley (4);
the front end of the support frame (1) is connected with a lifting pulley (5) near the bottom in a sliding way;
the bottom of the supporting frame (1) is fixedly connected with a telescopic rod (6), and a limiting buckle (7) is fixedly connected to the outer wall of the telescopic rod (6) close to the bottom end; the limiting buckle (7) is penetrated with a rope (8) with the top end fixedly connected to the handle (3) and wound between the limiting pulley (4) and the lifting pulley (5).
2. The ornamental tree pruner as recited in claim 1, further comprising: the support frame (1) comprises a support rod (101), wherein the front end and the rear end of the top of the support rod (101) are fixedly connected with two connecting frames (102), and a clamping groove (103) is formed in the front end of the support rod (101) close to the bottom.
3. The ornamental tree pruner as recited in claim 2, further comprising: the scissors (2) comprise two blades (201), the two blades (201) are rotationally connected through a rotating shaft (202), and the top ends of the two connecting frames (102) are fixedly connected with the front end and the rear end of the rotating shaft (202) respectively.
4. The ornamental tree pruner as recited in claim 1, further comprising: the handle (3) comprises two extension bars (301), the top ends of the two extension bars (301) are fixedly connected with the two blades (201) respectively, connecting plates (302) are fixedly connected to the positions, close to the top, of the outer walls of the two extension bars (301), and reset springs (303) are fixedly connected between the two connecting plates (302).
5. The ornamental tree pruner as recited in claim 2, further comprising: the limiting pulley (4) comprises a limiting hoop (401), the limiting hoop (401) is fixedly connected with the supporting rod (101) through three fastening screws, and the front end of the limiting hoop (401) is fixedly connected with a fixed pulley (402).
6. The ornamental tree pruner as recited in claim 2, further comprising: the lifting pulley (5) comprises a sliding block (501), the sliding block (501) is slidably connected in the clamping groove (103), and the front end of the sliding block (501) is fixedly connected with a movable pulley (502).
7. The ornamental tree pruner as recited in claim 1, further comprising: limiting buckle (7) is including buckle hoop (701), buckle hoop (701) is fixed with telescopic link (6) through three fastening screw, the front end fixedly connected with square box (702) of buckle hoop (701), the front end center sliding connection of square box (702) has connecting orifice plate (704), the equal fixedly connected with clamp spring (703) of connecting orifice plate (704) rear end both sides, two the rear end of clamp spring (703) and the inner wall fixed connection of square box (702).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321137732.6U CN220191548U (en) | 2023-05-12 | 2023-05-12 | Ornamental tree pruning shears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321137732.6U CN220191548U (en) | 2023-05-12 | 2023-05-12 | Ornamental tree pruning shears |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220191548U true CN220191548U (en) | 2023-12-19 |
Family
ID=89149099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321137732.6U Active CN220191548U (en) | 2023-05-12 | 2023-05-12 | Ornamental tree pruning shears |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220191548U (en) |
-
2023
- 2023-05-12 CN CN202321137732.6U patent/CN220191548U/en active Active
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