CN221240936U - Portable grafting knife - Google Patents

Abstract

The utility model relates to the technical field of forestry, and particularly discloses a portable grafting knife which comprises a grafting knife, wherein a knife head is fixedly arranged at the side end part of the grafting knife, knife head sleeves are sleeved on the surface of the knife head, sliding bins are fixedly arranged on the upper surface and the lower surface of the grafting knife, sliding plates are arranged in the two sliding bins, three micro springs are fixedly arranged between each sliding plate and the inner wall of each sliding bin, the two sliding plates slide in the sliding bins and drive a plurality of micro springs to compress and deform, when the sliding plates slide and do not block the knife head, a user can rotate the knife head, the user can loosen the sliding plates, then the two sliding plates block the knife head again, at the moment, the direction of the knife head is converted to be rotatable, the knife head is fixed by the two sliding plates in normal use, and the function of left and right hand use can be achieved while stability is ensured.

Description

Portable grafting knife

Technical Field

The utility model relates to the technical field of forestry, in particular to a portable grafting knife.

Background

Grafting is one of the artificial propagation methods of plants. I.e., the branches or buds of one plant are grafted onto the stems or roots of another plant, so that the two parts grafted together grow into a complete plant. Grafting modes are divided into branch grafting and bud grafting. Grafting is performed by utilizing the function of callus after injury of plants. In the grafting operation, it is necessary to cut the rhizome with a grafting knife.

At present, the existing grafting knife (such as a patent number of CN 216292239U) discloses a portable grafting knife, which can be used for rapidly disassembling and replacing a blade, has better stability during cutting operation, avoids blade deflection, and can also save blade raw materials.

However, in the implementation process of the technical scheme, at least the following technical problems are found: when the grafting knife is used, the knife edge is not protected by the protective sleeve, so that the grafting knife is inconvenient to carry out, and the grafting knife can be operated by one-way hand, for example, can be operated by left hand or right hand, and when different hand operations are needed, the grafting knife with different knife directions needs to be replaced.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a portable grafting knife, which solves the technical problems that when the grafting knife is used, the knife edge is not protected by a protective sleeve, so that the grafting knife is inconvenient to carry out, the grafting knife can only be operated by one-way hand, for example, can only be operated by left hand or right hand, and when different hands are needed to be operated, the grafting knife with different knife directions needs to be replaced.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

The portable grafting knife comprises a grafting knife, a knife head is fixedly arranged at the side end part of the grafting knife, knife head sleeves are sleeved on the surfaces of the knife head, sliding cabins are fixedly arranged on the upper surface and the lower surface of the grafting knife, sliding plates are arranged in the two sliding cabins, and three miniature springs are fixedly arranged between each sliding plate and the inner wall of each sliding cabin;

wherein, two the inner wall of sliding plate all with the both sides wall laminating of tool bit.

Preferably: the rear end part of the cutter head sleeve is fixedly provided with an elastic rope;

The elastic rope is provided with threads close to the tail end, and the rear end part of the cutter head sleeve is provided with a thread groove;

the thread groove is positioned at the side edge of the elastic rope and can be in threaded connection with the elastic rope, and two anti-slip strips are fixedly arranged on the surfaces of the upper side and the lower side of the grafting knife;

Wherein, the upper end of grafting-tool near the terminal runs through and has seted up the spread groove.

Preferably: a rubber clip is arranged at the side end part of the cutter head;

The rubber blocks are fixedly arranged at the side end parts of the rubber clamps, and protruding blocks are fixedly arranged on the surface of each sliding plate;

wherein, the pivot is installed in the rotation between tool bit and the grafting-tool.

(III) beneficial effects

1. The user establishes the cutter head cover in the outside of tool bit earlier, and the tool bit cutting edge part can be located the cutter head cover completely, and the cutter head cover is with the cutter head centre gripping, effectively prevents that the grafting-tool from appearing cutting other articles when carrying problem, when using the grafting-tool, the user can take off the cutter head cover, passes the spread groove that the grafting-tool was seted up with the elastic cord, again with the tip swivelling mounting of elastic cord into the thread groove, cutter head cover and grafting-tool swing joint this moment to can facilitate the use user use, can prevent that the cutter head cover from taking place to lose simultaneously.

2. The two sliding plates slide in the sliding bin and drive the plurality of micro springs to compress and deform, when the sliding plates slide but not block the tool bit, a user can rotate the tool bit, after the tool bit rotates by one hundred eighty degrees, the user loosens the sliding plates, then the two sliding plates block the tool bit again, at the moment, the tool bit direction is converted to be finished, the tool bit is designed to be turnable, and the tool bit is fixed by the two sliding plates during normal use, so that the function of left and right hand use can be achieved while the stability is ensured.

Drawings

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.

FIG. 1 is a block diagram of a grafting knife of the present utility model;

FIG. 2 is a block diagram of a slide plate according to the present utility model;

FIG. 3 is a block diagram of a tool tip according to the present utility model;

fig. 4 is a structural view of the cutter head cover of the present utility model.

Legend description: 1. a grafting knife; 11. an anti-slip strip; 12. a connecting groove; 13. a cutter head; 14. a rotating shaft; 15. a sliding bin; 16. a sliding plate; 17. a bump; 18. a micro spring; 2. a cutter head sleeve; 21. an elastic rope; 22. a thread groove; 23. a rubber clip; 24. rubber blocks.

Detailed Description

The embodiment of the application effectively solves the problem that the cutter blade is inconvenient to carry when the cutter blade is not protected by the protective sleeve during use, and the cutter blade can only be operated by one-way hand, such as left hand or right hand, and when different hands are needed to operate, the cutter blade with different cutter directions needs to be replaced.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the technical scheme in the embodiment of the application is to effectively solve the technical problem that when the grafting knife is used, the edge of the grafting knife is not protected by a protective sleeve, so that the grafting knife is inconvenient to carry out, and the grafting knife can only be operated by one hand, for example, can only be operated by left hand or right hand, and when the grafting knife needs to be operated by different hands, the grafting knife with different knife directions needs to be replaced, and the general thought is as follows:

Aiming at the problems existing in the prior art, the utility model provides a portable grafting knife, which comprises a grafting knife 1, wherein a knife head 13 is fixedly arranged at the side end part of the grafting knife 1, a knife head sleeve 2 is sleeved on the surface of the knife head 13, sliding cabins 15 are fixedly arranged on the upper surface and the lower surface of the grafting knife 1, sliding plates 16 are arranged in the two sliding cabins 15, and three miniature springs 18 are fixedly arranged between each sliding plate 16 and the inner wall of the sliding cabin 15; wherein, the inner wall of two sliding plates 16 all laminates with the both sides wall of tool bit 13, and the user can take off tool bit cover 2, passes the spread groove 12 that grafting-tool 1 was seted up with bungee cord 21, again with the tip swivelling mount of bungee cord 21 in thread groove 22, tool bit cover 2 and grafting-tool 1 swing joint this moment to can facilitate the use of user, can prevent simultaneously that tool bit cover 2 from taking place to lose.

The rear end part of the cutter head sleeve 2 is fixedly provided with an elastic rope 21; wherein, the elastic rope 21 is provided with threads near the tail end, and the rear end part of the tool bit sleeve 2 is provided with a thread groove 22; the thread groove 22 is positioned at the side edge of the elastic rope 21 and can be in threaded connection with the elastic rope 21, and two anti-slip strips 11 are fixedly arranged on the surfaces of the upper side and the lower side of the grafting knife 1; wherein, the upper end part of the grafting knife 1 near the tail end is provided with a connecting groove 12 in a penetrating way, and the side end part of the knife head 13 is provided with a rubber clip 23; wherein, the side end of the rubber clip 23 is fixedly provided with a rubber block 24, and the surface of each sliding plate 16 is fixedly provided with a convex block 17; the rotating shaft 14 is rotatably arranged between the cutter head 13 and the grafting knife 1, a user can rotate the cutter head 13, after the cutter head 13 rotates by one hundred eighty degrees, the user loosens the sliding plates 16, then the two sliding plates 16 block the cutter head 13 again, at the moment, the direction conversion of the cutter head 13 is completed, the cutter head 13 is designed to be rotatable, and the cutter head is fixed by the two sliding plates 16 in normal use, so that the stability is ensured, and the work of left and right hand use can be achieved.

Working principle:

Firstly, when the user goes out to carry the grafting-tool 1, the user firstly sets the cutter head cover 2 on the outer side of the cutter head 13, the cutter head 13 edge part can be completely positioned in the cutter head cover 2, the cutter head cover 2 clamps the cutter head 13, the problem that other objects are cut when the grafting-tool 1 is carried is effectively prevented, when the grafting-tool 1 is used, the user can take down the cutter head cover 2, the elastic rope 21 passes through the connecting groove 12 formed by the grafting-tool 1, the end part of the elastic rope 21 is rotatably installed in the thread groove 22, and at the moment, the cutter head cover 2 is movably connected with the grafting-tool 1, thereby being convenient for the user to use, and simultaneously preventing the cutter head cover 2 from losing.

In the second step, when the grafting knife 1 is used by a user, the user can replace the grafting knife 1 with a left hand or a right hand, and when the grafting knife 1 is used by the prior art, the cutter head 13 cannot rotate, so that the grafting knife can only be used by one hand, when the grafting knife is used by the device, the user can slide the two convex blocks 17 downwards firstly, the convex blocks 17 drive the sliding plates 16 to slide downwards, the two sliding plates 16 slide in the sliding bin 15 and drive the plurality of micro springs 18 to compress and deform, the sliding plates 16 slide when the cutter head 13 is not blocked, the user can rotate the cutter head 13 by one hundred and eighty degrees, then the user releases the sliding plates 16, the cutter head 13 is blocked again by the two sliding plates 16, at the moment, the direction of the cutter head 13 is changed, the cutter head 13 is designed to be turnable, and the two sliding plates 16 are fixed during normal use, so that the functions of left and right hand use can be achieved while the stability is ensured.

Finally, it should be noted that: it is apparent that the above examples are only illustrative of the present utility model and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims (6)

1. The portable grafting knife comprises a grafting knife (1), and is characterized in that a knife head (13) is fixedly arranged at the side end part of the grafting knife (1), a knife head sleeve (2) is sleeved on the surface of the knife head (13), sliding bins (15) are fixedly arranged on the upper surface and the lower surface of the grafting knife (1), sliding plates (16) are arranged in the two sliding bins (15), and three miniature springs (18) are fixedly arranged between each sliding plate (16) and the inner wall of each sliding bin (15);

The inner walls of the two sliding plates (16) are attached to the two side walls of the cutter head (13).

2. A portable grafting knife according to claim 1, characterized in that the rear end of the tool bit sleeve (2) is fixedly provided with a bungee cord (21);

Wherein the elastic rope (21) is provided with threads near the tail end.

3. The portable grafting knife according to claim 2, characterized in that a thread groove (22) is formed at the rear end part of the tool bit sleeve (2);

The thread groove (22) is positioned at the side edge of the elastic rope (21) and can be in threaded connection with the elastic rope (21).

4. The portable grafting knife according to claim 1, wherein two anti-slip strips (11) are fixedly arranged on the upper and lower side surfaces of the grafting knife (1);

Wherein, the upper end part of the grafting knife (1) close to the tail end is provided with a connecting groove (12) in a penetrating way.

5. A portable grafting-tool according to claim 1, characterized in that the side end of the tool head (13) is fitted with a rubber clip (23);

The side end part of the rubber clip (23) is fixedly provided with a rubber block (24).

6. A portable grafting-tool according to claim 1, characterized in that the surface of each sliding plate (16) is fixedly provided with a projection (17);

Wherein a rotating shaft (14) is rotatably arranged between the cutter head (13) and the grafting knife (1).