CN216577964U

CN216577964U - Folding knife

Info

Publication number: CN216577964U
Application number: CN202122171440.1U
Authority: CN
Inventors: 周鸿锋; 麦荣佐; 董岳
Original assignee: Guangdong Tuobituo Technology Co ltd
Current assignee: Guangdong Tuobituo Technology Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-05-24
Anticipated expiration: 2031-09-08

Abstract

The utility model discloses a folding knife which comprises a blade, a knife handle and a quick-opening fin, wherein the knife handle is provided with an accommodating groove, the blade is positioned in the accommodating groove, the blade is rotationally connected to the knife handle, and the quick-opening fin is detachably connected to the side edge of the blade; the blade is rotationally connected in the handle of a knife to realize the expansion and accomodating of blade, open the fin detachably soon and connect in the side of blade, when the user need not use the open the fin soon, can dismantle the open the fin soon, lead to the blade unexpected expansion because of the collision of accident opens the fin soon.

Description

Folding knife

Technical Field

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

Background

The folding knife is a knife capable of unfolding or containing the blade, so that a user can conveniently carry the knife, and the contained folding knife can prevent the blade from scratching the user. At present, be provided with the quick fin of opening on the blade of current folding sword, wherein, quick fin of opening and blade are integrated into one piece, and when the blade of folding sword was in the state of accomodating, the user stirred the quick fin of opening and can expand the blade. However, as some users remove the folding knife from the pocket, the pocket may accidentally hit the quick-opening fin, causing the blade to accidentally unfold and scratch the user.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a folding knife to solve the problem that the existing quick-opening fin and a blade are integrally formed, so that a user cannot detach the quick-opening fin.

The purpose of the utility model is realized by adopting the following technical scheme:

a folding knife comprises a blade, a knife handle and a quick opening fin;

the handle of a knife is equipped with the accepting groove, the blade is located in the accepting groove, just the blade rotate connect in the handle of a knife, open fin detachably connect in the side of blade.

In some optional embodiments, one side of the blade is provided with a mounting groove, and the quick-opening fin is detachably embedded in the mounting groove.

In some optional embodiments, the quick-opening fin further comprises a connecting piece, the quick-opening fin is provided with a first mounting hole, the mounting groove is provided with a second mounting hole, and the connecting piece is arranged in the first mounting hole and the second mounting hole in a penetrating manner.

In some optional embodiments, the blade holder further comprises a limiting component located in the accommodating groove, a limiting hole is formed in the blade, one end of the limiting component is connected to the handle, and the other end of the limiting component is embedded in the limiting hole when the blade of the blade is accommodated in the accommodating groove.

In some optional embodiments, the limiting assembly includes a spring plate and a limiting bead, one end of the spring plate is connected to the handle, the other end of the spring plate is provided with a third mounting hole, the limiting bead is rotatably disposed in the third mounting hole, and the limiting bead is embedded in the limiting hole when the blade is received in the receiving groove.

In some optional embodiments, a positioning column is disposed in the accommodating groove, a positioning groove is disposed on the blade, and the positioning groove abuts against the positioning column when the blade is exposed out of the accommodating groove.

In some optional embodiments, the limiting assembly further includes a bracket fixedly connected to the handle, and one end of the elastic piece is connected to the bracket.

In some alternative embodiments, the tool handle includes a first handle portion and a second handle portion, the first handle portion is parallel to and connected to the second handle portion, and the receiving groove is disposed between the first handle portion and the second handle portion.

In some optional embodiments, the tool handle further comprises a connecting column located in the receiving groove, and two ends of the connecting column are respectively connected to the first handle part and the second handle part.

In some optional embodiments, a main shaft is arranged in the accommodating groove, the blade is provided with a through hole, and the main shaft is rotatably arranged through the through hole.

Compared with the prior art, the utility model has the beneficial effects that:

the blade is rotationally connected in the handle of a knife to realize the expansion and accomodate of blade, open the fin detachably and connect in the side of blade soon, when the user need not use the fast fin of opening, can dismantle the fast fin of opening, in order to avoid leading to the unexpected expansion of blade because of the unexpected collision fast fin of opening.

Drawings

Fig. 1 is a schematic view of the external structure of the utility model folding knife;

fig. 2 is a schematic view showing a blade of the folding knife of the utility model in an unfolded state;

fig. 3 is a schematic view showing a blade storage state of the folding knife of the utility model;

fig. 4 is one of the exploded views of the utility model folding knife;

fig. 5 is a second schematic view of the utility model of the folding knife in an exploded manner;

fig. 6 is a third schematic diagram of the utility model of the folding knife in an exploded manner;

FIG. 7 is an enlarged schematic view at A of FIG. 5;

in the figure:

10. a blade; 11. mounting grooves; 111. a second mounting hole; 12. a limiting hole; 13. a positioning groove; 14. a through hole; 20. a knife handle; 21. an accommodating groove; 22. a positioning column; 23. a first handle; 24. a second handle; 25. connecting columns; 26. a main shaft; 30. quickly opening fins; 31. a first mounting hole; 40. a connecting member; 50. a spring plate; 51. a third mounting hole; 60. a limiting bead; 70. and (4) a bracket.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-7, there is shown schematically a folding knife of the present invention comprising a blade 10, a handle 20, and a quick-opening fin 30. The handle 20 is provided with a receiving groove 21, the blade 10 is located in the receiving groove 21, the blade 10 is rotatably connected to the handle 20, and the blade 10 rotates relative to the handle 20 to unfold the blade 10 or store the blade 10 in the receiving groove 21. Quick-opening fin 30 is detachably attached to the side of blade 10, and when the user does not need to use quick-opening fin 30, quick-opening fin 30 can be detached to avoid accidental unfolding of blade 10 due to accidental collision with quick-opening fin 30.

Specifically, with reference to fig. 4 and 7, one side of blade 10 is provided with mounting groove 11, and quick-opening fin 30 is detachably embedded in mounting groove 11, and of course, the shape of mounting groove 11 matches the shape of one end of quick-opening fin 30, so that quick-opening fin 30 is stably embedded in mounting groove 11, and relative movement between quick-opening fin 30 and mounting groove 11 is avoided. The folding knife of the present invention further comprises a connector 40, the connector 40 preferably being a screw. First mounting hole 31 has been seted up to quick-opening fin 30, has seted up second mounting hole 111 in the mounting groove 11, and first mounting hole 31 and second mounting hole 111 are worn to locate by connecting piece 40, certainly, are equipped with the internal thread in the second mounting hole 111, and the internal thread cooperatees with the external screw thread of connecting piece 40 and is connected.

The folding knife of the utility model further comprises a limiting component positioned in the accommodating groove 21, as shown in fig. 5 and 6, a limiting hole 12 is arranged on the blade 10, one end of the limiting component is connected to the knife handle 20, and the other end of the limiting component is embedded in the limiting hole 12 when the blade of the blade 10 is accommodated in the accommodating groove 21, wherein the limiting component comprises an elastic sheet 50 and a limiting bead 60, one end of the elastic sheet 50 is connected to the knife handle 20, the other end of the elastic sheet 50 is provided with a third mounting hole 51, the limiting bead 60 is rotatably arranged in the third mounting hole 51, and the limiting bead 60 is embedded in the limiting hole 12 when the blade is accommodated in the accommodating groove 21. When the blade 10 is in the unfolded state, the limiting bead 60 abuts against one side surface of the blade 10 under the elastic force of the elastic sheet 50, when the blade 10 is in the accommodated state, the blade of the blade 10 is accommodated in the accommodating groove 21, the position of the limiting hole 12 corresponds to the position of the limiting bead 60, and the limiting bead 60 is inserted into the limiting hole 12 under the elastic force of the elastic sheet 50, so that the blade 10 is stably in the accommodated state. Further, the limiting assembly further comprises a support 70 fixedly connected to the handle 20, one end of the elastic sheet 50 is connected to the support 70, and the support 70 is parallel to the handle 20.

In some optional embodiments, a positioning column 22 is disposed in the accommodating groove 21, and a positioning groove 13 is disposed on the blade 10, when the blade 10 is in the unfolded state, the positioning groove 13 abuts against the positioning column 22, and the positioning groove 13 and the positioning column 22 are used to prevent the blade 10 from over-rotating.

In some alternative embodiments, the tool shank 20 includes a first shank portion 23, a second shank portion 24, and a connecting rod 25 located in the receiving groove 21, the first shank portion 23 is parallel to and connected to the second shank portion 24, the receiving groove 21 is disposed between the first shank portion 23 and the second shank portion 24, and two ends of the connecting rod 25 are respectively connected to the first shank portion 23 and the second shank portion 24.

In some alternative embodiments, the accommodating groove 21 is provided with a main shaft 26, the blade 10 is provided with a through hole 14, the main shaft 26 is rotatably arranged through the through hole 14, and a ball bearing is arranged between the main shaft 26 and the blade 10 to realize the rotary connection between the main shaft 26 and the blade 10.

Compared with the prior art, the utility model has the beneficial effects that:

blade 10 is rotationally connected to handle of a knife 20 to realize the expansion and accomodate of blade 10, and quick-open fin 30 detachably connects in the side of blade 10, and when the user need not use quick-open fin 30, can dismantle quick-open fin 30, so as to avoid leading to the unexpected expansion of blade 10 because of accidental collision quick-open fin 30.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A folding knife is characterized by comprising a blade, a knife handle and a quick-opening fin;

2. The folding knife according to claim 1, wherein one side of the blade is provided with a mounting groove, and the quick-opening fin is detachably embedded in the mounting groove.

3. The folding knife according to claim 2, further comprising a connecting member, wherein the quick-opening fin has a first mounting hole, the mounting groove has a second mounting hole, and the connecting member is disposed through the first mounting hole and the second mounting hole.

4. The folding knife according to claim 1, further comprising a limiting component positioned in the accommodating groove, wherein a limiting hole is formed in the blade, one end of the limiting component is connected to the handle, and the other end of the limiting component is embedded in the limiting hole when the blade of the blade is accommodated in the accommodating groove.

5. The folding knife according to claim 4, wherein the limiting component comprises a spring plate and a limiting bead, one end of the spring plate is connected to the handle, a third mounting hole is formed in the other end of the spring plate, the limiting bead is rotatably arranged in the third mounting hole, and the limiting bead is embedded in the limiting hole when the blade is accommodated in the accommodating groove.

6. The folding knife according to claim 1, wherein a positioning post is disposed in the receiving slot, and a positioning groove is disposed on the blade, and the positioning groove abuts against the positioning post when the blade is exposed out of the receiving slot.

7. The folding knife according to claim 5 wherein the retention assembly further comprises a bracket fixedly attached to the handle, one end of the spring being attached to the bracket.

8. The folding knife of claim 1 wherein the handle includes a first handle portion and a second handle portion, the first handle portion being parallel to and connected to the second handle portion, the pocket being disposed between the first and second handle portions.

9. The folding knife according to claim 8 wherein the handle further comprises a connecting post located in the receiving slot, the connecting post having two ends connected to the first and second handle portions, respectively.

10. The folding knife according to claim 1 wherein a spindle is disposed within the pocket, the blade defines a through hole, and the spindle is rotatably disposed through the through hole.