CN218388822U - A seedling pruning device - Google Patents

Abstract

The utility model discloses a nursery stock trimming means, including the left side board of cutting and the right side board of cutting, the front of the left side board of cutting and the back correspondence of the right side board of cutting have seted up the cutting edge, and the left side board of cutting and the right side board of cutting are articulated through the pivot, the bottom of the board of the left side board of cutting is provided with the right handle, and the bottom of the board of the right side board of cutting is provided with the left handle, and the surface of the board of the left side board of cutting is provided with branch fixture, and the surface of left handle and right handle all is provided with the extension mechanism. Compared with the prior art, the seedling trimming device is hinged through the left shearing plate and the right shearing plate, the purpose of trimming the branches of the seedlings is achieved through the shearing blades, when the branches of the seedlings are trimmed, the handles are pinched, the traction ropes drive the linking slide rods to move downwards, the clamping blocks are matched with the fixed blocks, the purpose of clamping the branches between the clamping blocks and the fixed blocks is achieved through the extension plates, after the branches are trimmed, the branches are placed at a low position from a high position, then the handles are loosened, the trimmed branches fall off, the condition of hurting people cannot occur, and the safety of the seedling shears during use is improved.

Description

A seedling pruning device

technical field

The utility model relates to the field of seedling pruning, more specifically, the utility model relates to a seedling pruning device.

Background technique

The pruning of citrus is very important in the process of citrus planting. Correct shaping and pruning can promote the growth of the tree and make it take shape as soon as possible. management, improve production efficiency, reduce production costs, and increase economic benefits. When pruning citrus, it is necessary to use a seedling pruning device, and the traditional seedling pruning device is seedling shears.

After retrieval, the existing patent (publication number: CN213044261U) discloses a seedling pruning device, which solves the problem that the handle length of the existing pruning device is fixed and the length of the handle cannot be adjusted. The seedling pruning device has The length of the handle body can be adjusted, which is convenient for users and improves the practicability of the trimming device. But when using it to trim the seedlings at high places, the inventor found that it had the following problems: 1, it lacked the function of clamping the branches under pruning, after the extended handle pruned the seedlings at high places, Due to the lack of the function of clamping the pruned branches, the pruned branches will fall from a high place, and there is a danger of hurting people.

For this reason, the applicant proposes a kind of seedling pruning device for the above-mentioned problem.

Contents of the invention

In order to overcome the above-mentioned defects of the prior art, an embodiment of the present utility model provides a seedling pruning device to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions: a seedling pruning device, including a left shearing plate and a right shearing plate, the front of the left shearing plate and the back of the right shearing plate are provided with shearing edges correspondingly, the left shearing plate and the right shearing plate The shearing plates are hinged by a rotating shaft, the bottom of the left shearing plate is provided with a right handle, the bottom of the right shearing plate is provided with a left handle, the surface of the left shearing plate is provided with a branch clamping mechanism, and the surfaces of the left and right handles are All are provided with an extension mechanism.

Preferably, the branch clamping mechanism includes a fixed block welded on the front of the left shearing plate, the surface of the fixed block is slidably connected with a connecting slide bar through a sliding hole, the top end of the connecting slide bar is welded with a clamping block, and the connecting slide bar The bottom end is provided with a driving assembly, and the surfaces of the fixed block and the clamping block are both provided with telescopic assemblies.

Preferably, a return spring is fixedly installed on the surface of the clamping block, and the bottom end of the return spring is fixedly connected with the upper surface of the fixing block.

Preferably, the drive assembly includes a traction rope bolted to the bottom end of the connecting slide bar, a handle is rotatably connected to the surface of the right handle, the handle is L-shaped, and the bottom end of the traction rope is bolted to the leading end of the handle.

Preferably, the telescopic assembly includes limit chute respectively provided on the side adjacent to the fixing block and the clamping block, and the inside of the limit chute is slidably connected with an extension plate.

Preferably, both the fixing block and the clamping block are fixedly connected to the inner wall of the limiting chute with a supporting spring, and the other end of the supporting spring is fixedly connected to the surface of the extension plate.

Preferably, anti-slip lines are provided on adjacent sides of the two extension plates.

Preferably, the extension mechanism includes a connecting sleeve fixedly connected to the top ends of the right handle and the left handle, and the bottom ends of the left shear plate and the right shear plate are respectively slidably connected to the right handle and the left handle through the connecting sleeve.

Preferably, the surface of the connecting sleeve is screwed with positioning bolts, and the surfaces of the left shear plate and the right shear plate are provided with several positioning holes matching the positioning bolts.

Technical effect and advantage of the present utility model:

1. Compared with the prior art, the seedling pruning device, when in use, drives the left shear plate and the right shear plate to be hinged through the left handle and the right handle, and uses the cutting edge to realize the purpose of trimming the seedling branches. At this time, by setting the branch clamping mechanism, pinching the handle, the traction rope drives the connecting slide bar to move down, the clamping block and the fixed block are matched, and the extension plate is used to clamp the branch between the clamping block and the fixed block. For the purpose of maintaining, after cutting the branches, place them from a high place to a low place, then release the handle, and the cut branches will fall, so that there will be no harm to people, and the safety of the seedling scissors will be improved. .

2. Compared with the prior art, the seedling pruning device can automatically reset the connecting slide bar and the handle through the elastic force of the return spring after the branch is clamped by the extension plate. By setting the extension plate and the support spring, The extension plate is stretched out under the elastic support of the support spring. When not in use, the extension plate can be pressed into the inside of the limit chute under the action of external force, so that the extension plate protruding from the cutting edge can not hinder the seedlings The use of scissors is flexible.

3. Compared with the prior art, the seedling pruning device is set on the bottom of the left shear plate and the right shear plate by using the connecting sleeve. After the traction rope is released, the position of the positioning bolt screwed into the positioning hole can be changed, and the whole The length of the pruning device is adjusted, and after the adjustment, the traction rope is replaced and re-bolted to meet the needs of pruning branches of different heights, with strong practicability.

Description of drawings

Fig. 1 is a schematic diagram of a three-dimensional structure from a perspective of the utility model.

FIG. 2 is a schematic diagram of the enlarged structure at A in FIG. 1 .

Fig. 3 is a schematic diagram of the three-dimensional structure of the utility model with two perspectives.

FIG. 4 is a schematic diagram of the enlarged structure at B in FIG. 3 .

Fig. 5 is a frontal sectional structural schematic diagram of the left handle of the present invention.

Reference signs are: 1, left shearing plate; 2, right shearing plate; 3, shearing edge; 4, right handle; 5, left handle; 6, fixed block; 7, connecting slide bar; 8, clamping block; 9 , return spring; 10, traction rope; 11, handle; 12, extension plate; 13, support spring; 14, connecting sleeve; 15, positioning bolt; 16, positioning hole; 17, anti-slip pattern.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Embodiment one

A kind of seedling pruning device as shown in accompanying drawing 1-Fig. 5, comprises left shearing plate 1 and right shearing plate 2, the front of left shearing plate 1 and the back side of right shearing plate 2 are correspondingly provided with shearing edge 3, left shearing plate 1 and the right shearing plate 2 are hinged by a rotating shaft, the bottom end of the left shearing plate 1 is provided with a right handle 4, and the bottom end of the right shearing plate 2 is provided with a left handle 5.

This seedling pruning device, when in use, drives the left shearing plate 1 and the right shearing plate 2 to be hinged by the left handle 5 and the right handle 4, and utilizes the cutting edge 3 to realize the purpose of trimming the seedling branches.

The surface of the left shearing plate 1 is provided with a branch clamping mechanism.

See Figure 1 and Figure 2 for details. The branch clamping mechanism includes a fixed block 6 welded on the front of the left shearing plate 1. The surface of the fixed block 6 is slidably connected with a connecting slide bar 7 through a sliding hole, and the top end of the connecting slide bar 7 is welded with a Clamping block 8 , a return spring 9 is fixedly installed on the surface of the clamping block 8 , and the bottom end of the return spring 9 is fixedly connected with the upper surface of the fixed block 6 .

The fixing block 6 and the clamping block 8 are close to each other under the action of external force to clamp and fix the branches, and can be separated from each other under the action of the return spring 9 .

See Fig. 1 for details, the bottom end of the connecting slide bar 7 is provided with a drive assembly, the drive assembly includes a traction rope 10 bolted to the bottom end of the connecting slide bar 7, and the surface of the right handle 4 is connected with a handle 11 in rotation, the handle 11 is L-shaped, The bottom end of the traction rope 10 is bolted to the traction end of the handle 11 .

See Fig. 3 and Fig. 4 for details, the surfaces of the fixed block 6 and the clamping block 8 are provided with telescopic components, and the telescopic components include limit chute respectively opened on the side near the fixed block 6 and the clamp block 8, the limit slide The inside of the slot is slidably connected with an extension plate 12, the fixed block 6 and the clamping block 8 are all fixedly connected with a support spring 13 on the inner wall of the limit chute, and the other end of the support spring 13 is fixedly connected with the surface of the extension plate 12.

When pruning, ensure that one side of the tip of the branch is in the front position of the left shearing plate 1, pinch the handle 11, the traction rope 10 drives the connecting slide bar 7 to move down, the clamping block 8 and the fixed block 6 are matched, and the extension plate 12 is used To achieve the purpose of clamping the branches between the clamping block 8 and the fixed block 6, after the branches are cut off, place them from a high place to a low place, then release the handle 11, through the elastic force of the return spring 9 , the connecting slide bar 7 and the handle 11 can be automatically reset, and the cut branches will fall, avoiding the situation of falling objects hurting people, and improving the safety of the seedling shears in use.

The adjacent sides of the two extension plates 12 are provided with anti-skid lines 17 , by providing the anti-slip lines 17 , the stability when the extension plates 12 clamp the branches can be improved.

After the branch is clamped by the extension plate 12, the connecting slide bar 7 and the handle 11 can be automatically reset by the elastic force of the return spring 9. Under the support of elastic force, it is in an extended state. When not in use, the extension plate 12 can be pressed into the inside of the limit chute under the action of an external force, so that the extension plate 12 protruding from the cutting edge 3 can not hinder the use of seedling shears. , flexible to use.

Referring to Fig. 5 for details, the surfaces of the left handle 5 and the right handle 4 are both provided with extension mechanisms.

The extension mechanism includes a connection sleeve 14 fixedly connected to the top of the right handle 4 and the left handle 5, the bottom ends of the left shear plate 1 and the right shear plate 2 are respectively slidably connected with the right handle 4 and the left handle 5 through the connection sleeve 14, and the connection sleeve 14 The surface of the left shearing plate 1 and the surface of the right shearing plate 2 are threadedly connected with positioning bolts 15, and several positioning holes 16 suitable for the positioning bolts 15 are provided.

By arranging the extension mechanism, utilizing the connecting sleeve 14 to be sleeved on the bottom ends of the left shearing plate 1 and the right shearing plate 2, after the traction rope 10 is loosened, the position of the positioning bolt 15 screwed into the positioning hole 16 can be changed, and the overall pruning device After the adjustment, the traction rope 10 is replaced and re-bolted to meet the needs of pruning branches of different heights, and the practicability is strong.

The working process of the present utility model is as follows:

At first, when this nursery stock pruning device is adjusted, according to the height of the branch of pruning, unclamp traction rope 10, change the position that positioning bolt 15 is screwed into positioning hole 16, the length of whole pruning device is adjusted, after adjustment finishes Finally, the traction rope 10 is bolted again, and when using the seedling pruning device, the left shearing plate 1 and the right shearing plate 2 are driven by the left handle 5 and the right handle 4 to be hinged, and the cutting edge 3 is used to trim the seedling branches. When pruning, ensure that the side of the tip of the branch is located in the front position of the left shearing plate 1, pinch the handle 11, the traction rope 10 will drive the connecting slide bar 7 to move down, and the clamping block 8 and the fixed block 6 will fit together. Use the extension plate 12 to achieve the purpose of clamping the branches between the clamping block 8 and the fixed block 6. After the branches are cut off, place them from a high place to a low place, then release the handle 11, and reset The elastic force of the spring 9 can automatically reset the connecting slide bar 7 and the handle 11, and the cut branches will fall off, avoiding the situation of falling objects and injuring people, and improving the safety of the seedling shears in use. This is the function of the seedling pruning device. working principle.

The last few points should be explained: First, in the description of this application, it should be explained that, unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, which can be mechanical connection Or electrical connection, it can also be the internal communication of two components, it can be directly connected, "up", "down", "left", "right", etc. are only used to indicate the relative positional relationship, when the absolute position of the object being described Change, the relative positional relationship may change;

Secondly: in the accompanying drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are involved. Other structures can refer to the usual design. Under the condition of no conflict, the same embodiment of the utility model and different embodiments can be used mutually. combination;

Finally: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the utility model shall include Within the protection scope of the present utility model.

Claims (9)

1. A seedling pruning device, comprising a left shearing board (1) and a right shearing board (2), the front of the left shearing board (1) and the back of the right shearing board (2) are correspondingly provided with a shearing edge (3), the left The shearing plate (1) and the right shearing plate (2) are hinged through a rotating shaft, and it is characterized in that: the bottom end of the left shearing plate (1) is provided with a right handle (4), and the bottom end of the right shearing plate (2) is provided with The left handle (5), the surface of the left shearing plate (1) is provided with a branch clamping mechanism, and the surfaces of the left handle (5) and the right handle (4) are both provided with an extension mechanism. 2. A seedling pruning device according to claim 1, characterized in that: the branch clamping mechanism includes a fixed block (6) welded on the front of the left shear plate (1), and the surface of the fixed block (6) The connecting slide bar (7) is slidably connected through the sliding hole, and the top end of the connecting slide bar (7) is welded with a clamping block (8), and the bottom end of the connecting slide bar (7) is provided with a drive assembly, a fixed block (6) and The surfaces of the clamping blocks (8) are provided with telescopic components. 3. A seedling pruning device according to claim 2, characterized in that: a return spring (9) is fixedly installed on the surface of the clamping block (8), and the bottom end of the return spring (9) is in contact with the fixed block ( 6) The upper surface is fixedly connected. 4. A device for pruning seedlings according to claim 2, characterized in that: the drive assembly includes a traction rope (10) bolted to the bottom end of the connecting slide bar (7), and the surface of the right handle (4) is rotatably connected to A handle (11) is arranged, and the handle (11) is L-shaped, and the bottom end of the traction rope (10) is bolted to the traction end of the handle (11). 5. A seedling pruning device according to claim 2, characterized in that: the telescopic assembly includes limit chutes respectively set on the sides of the fixed block (6) and the clamping block (8), and the limit The interior of the chute is slidingly connected with an extension plate (12). 6. A seedling pruning device according to claim 5, characterized in that: the fixed block (6) and the clamping block (8) are fixedly connected with the support spring (13) on the inner wall of the limiting chute, The other end of the support spring (13) is fixedly connected with the surface of the extension plate (12). 7. A seedling pruning device according to claim 6, characterized in that: anti-slip lines (17) are provided on adjacent sides of the two extension plates (12). 8. A seedling pruning device according to claim 1, characterized in that: the extension mechanism includes a connecting sleeve (14) fixedly connected to the top of the right handle (4) and the left handle (5), the left shear plate ( 1) and the bottom end of the right shear plate (2) are slidably connected to the right handle (4) and the left handle (5) through the connecting sleeve (14). 9. A seedling pruning device according to claim 8, characterized in that: the surface of the connecting sleeve (14) is threadedly connected with positioning bolts (15), left shearing plate (1) and right shearing plate (2) The surface of each is provided with several locating holes (16) matched with locating bolts (15).

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