CN220699676U

CN220699676U - Folding knife structure

Info

Publication number: CN220699676U
Application number: CN202322248896.2U
Authority: CN
Inventors: 庞拓
Original assignee: Shanghai Tuobide Tools Co ltd
Current assignee: Shanghai Tuobide Tools Co ltd
Priority date: 2023-08-21
Filing date: 2023-08-21
Publication date: 2024-04-02
Anticipated expiration: 2033-08-21

Abstract

The utility model discloses a folding knife structure, which comprises: the handle, the cutter body and the elastic locking piece, one end of the cutter body is hinged with one end of the handle, a storage groove is formed in the handle, the elastic locking piece is arranged in the storage groove, one end of the elastic locking piece is fixedly connected with the handle, a clamping surface is formed at one end of the cutter body, a limiting protrusion is formed at one side of the elastic locking piece, and a limiting groove is formed at one side of the cutter body; the cutter body is rotatably in a use state and a folding state, and when the cutter body is in the use state, the other end of the elastic locking plate is blocked against the blocking surface; when the cutter body is in a folding state, the cutter body is arranged in the storage groove, and the limiting protrusion is clamped in the limiting groove. By applying the folding knife structure, the folding knife structure is convenient to open, use and fold and store, ensures that the position of the knife body can be relatively locked in the use state and the folding state, and avoids the problem of accidental movement of the knife body; the utility model has simple structure and is convenient to use.

Description

Folding knife structure

Technical Field

The utility model relates to the technical field of cutters, in particular to a folding cutter structure.

Background

Folding knives are a relatively common knife product in life, and generally consist of a handle and a rotatable knife body, so that the knife body is rotatably accommodated in the handle, thereby being convenient to carry and store.

However, the existing folding knife structure is often in a use state and a folding state, and the knife body is still in a freely rotatable state, which can enable the knife body to rotate accidentally during use and folding, and has influence on the safety and stability of the folding knife structure; and when the cutter body is rotated, the cutter body is of a thin sheet-shaped structure, so that the operation is inconvenient for a user.

Disclosure of Invention

In view of the above, an object of the present utility model is to provide a folding knife structure, comprising: the handle is hinged with one end of the handle, a storage groove is formed in the handle, the elastic locking piece is arranged in the storage groove, one end of the elastic locking piece is fixedly connected with the handle, a clamping surface is formed at one end of the cutter, a limiting protrusion is formed at one side of the elastic locking piece, and a limiting groove is formed at one side of the cutter;

wherein the cutter body can be rotatably positioned in a use state and a folding state,

when the cutter body is in the use state, the other end of the elastic locking plate is blocked against the blocking surface;

when the cutter body is in the folding state, the cutter body is arranged in the storage groove, and the limiting protrusion is clamped in the limiting groove.

In another preferred embodiment, the other end of the elastic locking piece extends outwards to form a protruding portion, and the protruding portion is arranged on the outer side of the limiting groove.

In another preferred embodiment, a recess is formed in one end of the handle, and the protrusion is protruded from the recess.

In another preferred embodiment, the protrusion is formed with a tooth structure along the length direction of the elastic locking piece.

In another preferred embodiment, the blade body has a blade side and a blade back side, the blade side and the blade back side being disposed opposite one another.

In another preferred embodiment, an extension is formed by extending the edge side outwards near one end of the handle; when in the use state, the extension part is positioned at one side of the handle; when in the folded state, the extension part passes through the containing groove and protrudes out of the other side of the handle.

In another preferred embodiment, a limiting member is disposed on the back side of the knife near one end of the handle, and the limiting member is disposed through the knife body.

In another preferred embodiment, the handle comprises: the utility model provides a knife body, including first part, second part and link, first part and second part set up respectively in the both sides of link, be formed with between first part, second part and the link accomodate the groove, elastic locking plate with the link is connected, rotationally install between the one end of first part and the one end of second part the cutter body.

In another preferred embodiment, one end of the connecting frame far away from the cutter body extends outwards to form a hanging buckle part, and a hanging hole is formed in the hanging buckle part.

In another preferred embodiment, further comprising: and one end of the clamping piece is arranged between the connecting frame and the other end of the first part, and the other end of the clamping piece bends towards the direction close to the cutter body and can elastically deform to prop against one side of the first part away from the second part.

By adopting the technical scheme, the utility model has the positive effects compared with the prior art that: by applying the folding knife structure, the folding knife structure is convenient to open, use and fold and store, ensures that the position of the knife body can be relatively locked in the use state and the folding state, and avoids the problem of accidental movement of the knife body; the utility model has simple structure and is convenient to use.

Drawings

FIG. 1 is a front view of a folding knife structure of the present utility model;

fig. 2 is a side view of a folding knife structure of the present utility model.

In the accompanying drawings:

1. a handle; 2. a cutter body; 3. an elastic locking piece; 4. a storage groove; 5. a clamping surface; 6. a limit protrusion; 7. a protruding portion; 8. a notch; 9. a tooth-like structure; 10. a blade side; 11. a knife back side; 12. an extension; 13. a limiting piece; 14. a first portion; 15. a second portion; 16. a connecting frame; 17. a hanging buckle part; 18. a hanging hole; 19. and (5) clamping the sheet.

Detailed Description

The utility model is further described below with reference to the drawings and specific examples, which are not intended to be limiting.

As shown in fig. 1 and 2, a folding knife structure of a preferred embodiment is shown, comprising: the handle 1, the cutter body 2 and the elastic locking piece 3, wherein one end of the cutter body 2 is hinged with one end of the handle 1, a storage groove 4 is formed in the handle 1, the elastic locking piece 3 is arranged in the storage groove 4, one end of the elastic locking piece 3 is fixedly connected with the handle 1, a clamping and abutting surface 5 is formed at one end of the cutter body 2, a limiting bulge 6 is formed at one side of the elastic locking piece 3, and a limiting groove is formed at one side of the cutter body 2; the cutter body 2 is rotatably in a use state and a folding state, and when the cutter body 2 is in the use state, the other end of the elastic locking plate 3 is clamped on the clamping surface 5; when the cutter body 2 is in a folded state, the cutter body 2 is arranged in the storage groove 4, and the limiting protrusion 6 is clamped in the limiting groove. Further, the rotation of the cutter body 2 is limited in the use state by the clamping and abutting of the clamping and abutting surface 5 and the elastic locking plate 3, and the rotation of the cutter body 2 is limited in the folding state by the clamping and abutting of the limiting protrusion 6 and the limiting groove; specifically, when the folding state is entered from the use state, the elastic locking plate 3 is initially in an inclined state in the accommodating groove 4, and a user dials the elastic locking plate 3 to a state of being flat with the inner side of the accommodating groove 4 so that the space in the accommodating groove 4 is yielded, the other end of the elastic locking plate 3 is separated from the clamping and abutting surface 5, and the cutter body 2 is allowed to rotate into the accommodating groove 4; when the folding state is changed into the use state, one side surface of the cutter body 2 is closely attached to one side surface of the elastic locking plate 3 in parallel, the limiting protrusion 6 is accommodated in the limiting groove, and a user needs to dial the elastic locking plate 3 to a side surface far away from the cutter body 2 so that the cutter body 2 is allowed to rotate away from the accommodating groove 4.

Further, as a preferred embodiment, the limit groove is formed by a side concave shape of the cutter body 2.

Further, as a preferred embodiment, the limit protrusion 6 is arranged in a hemispherical structure.

Further, as a preferred embodiment, the other end of the elastic locking piece 3 is formed with a protrusion 7 extending outwards, and the protrusion 7 is disposed outside the limiting groove. Further, the provision of the projection 7 facilitates the user to toggle the elastic locking piece 3 from the outside of the handle 1.

Further, as a preferred embodiment, the other end of the elastic locking piece 3 is allowed to elastically deform and shift in the axial direction parallel to the rotation axis of the cutter body 2.

Further, as a preferred embodiment, one end of the handle 1 is concavely formed with a recess 8, and the protrusion 7 is protruded from the recess 8. Further, the direction of the recess is preferably a direction from the blade side 10 of the blade body 2 to the blade back side 11 of the blade body 2 when in use, so that the projection 7 is exposed to a sufficient portion of the outside of the handle 1.

Further, as a preferred embodiment, the projection 7 is formed with a tooth-like structure 9 along the length direction of the elastic locking piece 3.

Further, as a preferred embodiment, the tooth-like structure 9 includes protrusions and depressions alternately arranged in sequence in the length direction.

Further, as a preferred embodiment, the cutter body 2 has a blade side 10 and a cutter back side 11, and the blade side 10 and the cutter back side 11 are disposed opposite to each other.

Further, as a preferred embodiment, the blade side 10 is arranged in an arc shape, and the middle part of the blade side 10 is arranged in an inward curve toward the direction approaching the back side 11.

Further, as a preferred embodiment, the cutter body 2 has a olecranon-like structure as a whole.

Further, as a preferred embodiment, the blade side 10 is formed with an extension 12 extending outwardly near one end of the handle 1; when in use, the extension 12 is on one side of the handle 1; when in the folded state, the extension 12 passes through the receiving groove 4 and protrudes from the other side of the handle 1.

Further, as a preferred embodiment, the outer edge of the extension 12 is arranged in a V-shaped structure.

Further, as a preferred embodiment, the bottom of the receiving groove 12 has a through hole to allow the extension 12 to pass through.

Further, as a preferred embodiment, a limiting member 13 is disposed at an end of the back side 11 near the handle 1, and the limiting member 13 is disposed through the cutter body 2. Further, in the folded state, the stopper 13 is exposed to the outside of the cutter body 2, preferably above the recess 8, thereby facilitating the user to rotate the cutter body 2 outwardly open by pulling the stopper 13.

Further, as a preferred embodiment, the limiting member 13 is provided in a cylindrical shape.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the embodiments and the protection scope of the present utility model.

The present utility model has the following embodiments based on the above description:

in a further embodiment of the utility model, the handle 1 comprises: the first part 14, the second part 15 and the connecting frame 16, the first part 14 and the second part 15 are respectively arranged on two sides of the connecting frame 16, a containing groove 4 is formed among the first part 14, the second part 15 and the connecting frame 16, the elastic locking plate 3 is connected with the connecting frame 16, and the cutter body 2 is rotatably arranged between one end of the first part 14 and one end of the second part 15.

In a further embodiment of the utility model, the outer sides of both the first portion 14 and the second portion 15 are provided with friction enhancing texturing.

In a further embodiment of the utility model, the first portion 14 and the second portion 15 are each arranged in an elongated configuration.

In a further embodiment of the present utility model, a hanging buckle portion 17 is formed at one end of the connecting frame 16 away from the cutter body 2 in an outward extending manner, and a hanging hole 18 is formed on the hanging buckle portion 17. Further, the provision of the hanging hole 18 facilitates the user to carry by hooking or hanging a string through the hanging hole 18.

In a further embodiment of the present utility model, further comprising: and a clamping piece 19, wherein one end of the clamping piece 19 is arranged between the connecting frame 16 and the other end of the first part 14, and the other end of the clamping piece 19 bends towards the direction approaching the cutter body 2 and is propped against one side of the first part 14 away from the second part 15 in an elastically deformable manner. Further, the clamping tab 19 is resiliently deformable toward and away from the outer surface of the first portion 14, and the present folding toolholder may be hung at the edge of a pocket or other location by a clamping fit between the clamping tab 19 and the outside of the first portion 14.

The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included within the scope of the present utility model.

Claims

1. A folding knife structure, comprising: the handle is hinged with one end of the handle, a storage groove is formed in the handle, the elastic locking piece is arranged in the storage groove, one end of the elastic locking piece is fixedly connected with the handle, a clamping surface is formed at one end of the cutter, a limiting protrusion is formed at one side of the elastic locking piece, and a limiting groove is formed at one side of the cutter;

2. The folding knife structure according to claim 1, wherein the other end of the elastic locking piece extends outwards to form a protruding portion, and the protruding portion is arranged outside the limit groove.

3. The folding knife structure of claim 2, wherein one end of the handle is concavely formed with a recess, and the projection is protruded from the recess.

4. The folding knife structure of claim 2, wherein the projection is formed with a tooth-like structure along the length of the spring clip.

5. The folding knife structure of claim 1 wherein the knife body has a knife edge side and a knife back side, the knife edge side and the knife back side being disposed opposite one another.

6. The folding knife structure of claim 5, wherein an end of the knife edge side adjacent to the handle extends outwardly to form an extension; when in the use state, the extension part is positioned at one side of the handle; when in the folded state, the extension part passes through the containing groove and protrudes out of the other side of the handle.

7. The folding knife structure of claim 5, wherein a stop member is disposed at an end of the back side of the knife adjacent the handle, the stop member being disposed through the knife body.

8. The folding knife structure of claim 1, wherein the handle comprises: the utility model provides a knife body, including first part, second part and link, first part and second part set up respectively in the both sides of link, be formed with between first part, second part and the link accomodate the groove, elastic locking plate with the link is connected, rotationally install between the one end of first part and the one end of second part the cutter body.

9. The folding knife structure of claim 8, wherein one end of the connecting frame far away from the knife body extends outwards to form a hanging buckle part, and a hanging hole is formed in the hanging buckle part.

10. The folding knife structure of claim 8, further comprising: and one end of the clamping piece is arranged between the connecting frame and the other end of the first part, and the other end of the clamping piece bends towards the direction close to the cutter body and can elastically deform to prop against one side of the first part away from the second part.