CN216127297U

CN216127297U - Folding knife

Info

Publication number: CN216127297U
Application number: CN202122898457.7U
Authority: CN
Inventors: 马野
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-03-25
Anticipated expiration: 2031-11-24

Abstract

The utility model provides a folding knife which comprises a blade, a bottom bone, a first soft sheet, a second soft sheet and a decorative sheet, wherein the blade is provided with a main shaft, an auxiliary shaft, an arc-shaped hole and an anti-slip hole, a spring piece is arranged in the arc-shaped hole and is contacted with a connecting shaft, the protruding end of the main shaft is arranged on the front side of the blade on the left side of the arc-shaped hole, the protruding end of the auxiliary shaft is arranged on the back side of the blade on the right side of the arc-shaped hole, the first soft sheet and the second soft sheet are connected on the bottom bone to form a groove cavity capable of containing the folding blade, an inner guide groove is formed in the first soft sheet, a first clamping position and a second clamping position are arranged on the inner guide groove, an outer guide groove is formed in the second soft sheet, a third clamping position and a fourth clamping position are arranged in the outer guide groove, and the blade, the decorative sheet, the first soft sheet and the second soft sheet are movably connected through nail holes in the connecting shaft. By adopting the structure, the blade has the function of locking the blade no matter the blade is opened or closed, the folding knife has double safety function, and is popular with the mass consumption.

Description

Folding knife

Technical Field

The utility model relates to a folding knife.

Background

The folding knife is an instrument frequently used in outdoor activities and travels, the overall size of the folding knife can be reduced due to the fact that the folding knife can be folded, and the folding knife is convenient to carry in outdoor activities and travel.

SUMMERY OF THE UTILITY MODEL

The folding knife overcomes the defects of the prior art and is simple and compact in structure, convenient and practical and novel in style.

The utility model is realized by the following technical scheme:

according to one technical scheme adopted by the utility model, the utility model provides a folding knife which comprises a blade, a bottom bone, a first soft sheet, a second soft sheet and a decorative sheet, wherein the blade is provided with a main shaft, an auxiliary shaft, an arc hole and an anti-slip hole, a spring sheet for supporting and propping a connecting shaft is arranged in the arc hole, the main shaft is arranged on the left side of the arc hole, the auxiliary shaft is arranged on the right side of the arc hole, the protruded end of the main shaft is arranged on the front side of the blade, the protruded end of the auxiliary shaft is arranged on the back side of the blade, the first soft sheet and the second soft sheet are fixed on two sides of the bottom bone by a screw to form a groove cavity capable of accommodating folding of the blade, the decorative sheet is connected onto the first soft sheet and the second soft sheet, the first soft sheet is provided with a first concave position and an inner guide groove, the inner guide groove is provided with a first clamping position and a second clamping position corresponding to the protruded end of the main shaft arranged on the blade, the second soft sheet is provided with a second concave position and an outer guide groove, the outer guide groove is provided with a third clamping position and a fourth clamping position which correspond to buckles at the protruding ends of the auxiliary shafts arranged on the blades, the blades penetrate through nail holes on the decorative sheet, the first soft sheet and the second soft sheet through connecting shafts, the blades are movably connected with the first soft sheet and the second soft sheet, and the blades are folded in the groove cavity to align the anti-skid holes with the first concave position and the second concave position.

The connecting shaft penetrates through the arc-shaped hole to movably connect the blade to the first film and the second film, the spring piece is arranged in the arc-shaped hole to support the connecting shaft to be stressed so that the blade can shift left and right, the blade folded in the groove cavity shifts backwards and is completely opened, the blade is locked in the fourth clamping position through the clamping of the main shaft and the auxiliary shaft, the blade shifts forwards and is completely folded in the groove cavity, the blade is locked in the third clamping position through the clamping of the main shaft and the auxiliary shaft, and when the blade is completely folded in the groove cavity, the contour line of the blade and the contour lines of the first film and the second film are a plane.

Compared with the prior art, the utility model has the following advantages:

due to the adoption of the structure, the folding knife has the function of locking the blade no matter the blade is opened or closed, so that the folding knife has a double-safety function, the potential safety hazard caused by the fact that a child does not touch the folding knife when the folding knife is placed is effectively avoided, the folding knife is very safe to carry when going out, the structure is simple, the conception is ingenious, and the folding knife is novel in style and is deeply welcomed by general consumers.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of a folding knife according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of a blade opening structure of a folding knife according to a preferred embodiment of the present invention;

FIG. 3 is a schematic view of the internal structure of a folding knife according to a preferred embodiment of the present invention;

FIG. 4 is a schematic view of the exploded view of FIG. 2 of a folding knife in accordance with a preferred embodiment of the present invention;

FIG. 5 is a schematic view of a spring plate of a folding knife disposed in an arc-shaped hole according to a preferred embodiment of the present invention;

FIG. 6 is a schematic bottom view of a blade of a folding knife in accordance with a preferred embodiment of the present invention;

FIG. 7 is a schematic view of a structure of separating the main shaft from the second clamping position of the folding knife according to the preferred embodiment of the present invention;

fig. 8 is a schematic structural view of a locking blade on a first block of a blade opening spindle of a folding knife in a first block of an inner guide groove according to a preferred embodiment of the utility model;

FIG. 9 is a schematic view of the blade of the folding knife folded in the groove cavity and the auxiliary shaft is buckled on the third clamping position of the outer guide groove to lock the blade;

FIG. 10 is a schematic view of a blade opening auxiliary shaft of the folding knife being locked on a fourth locking position of the outer guide groove;

FIG. 11 is a schematic view showing the state that the main shaft slides in the inner guide groove when the blade of the folding knife rotates to the vertical state according to the preferred embodiment of the present invention;

FIG. 12 is a schematic view of the folding knife according to the preferred embodiment of the present invention showing the blade folded in the slot cavity and locked on the second locking position of the spindle locked in the inner guide slot; and

fig. 13 is a schematic view of a structure of separating the auxiliary shaft of the folding knife from the third clamping position in the preferred embodiment of the utility model.

Detailed Description

Note that, in the case of no conflict. The features of the embodiments and implementations in this application can be combined with each other. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to the attached

drawings

1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12 and 13, the utility model provides a folding knife, which comprises a blade 8, a bottom bone 10, a first film 12, a second film 21 and a decorative sheet 5, wherein the blade is provided with a main shaft 27, a counter shaft 2, an arc hole 1 and an anti-slip hole 31, the arc hole is internally provided with a spring sheet 3 for supporting a connecting shaft 7, the main shaft is arranged on the left side of the arc hole, the counter shaft is arranged on the right side of the arc hole, the protruding end of the main shaft is arranged on the front side of the blade, the protruding end of the counter shaft is arranged on the back side of the blade, a screw 13 fixes the first film and the second film on two sides of the bottom bone to form a groove cavity 11 capable of accommodating folding of the blade, the decorative sheet is connected to the first film and the second film, the first film is provided with a first concave 33 and an inner guide groove 6, be equipped with the buckle that corresponds to the main shaft protrusive end that first screens 19 and second screens 26 and blade were equipped with on the interior guide way, be equipped with second concave position 91 and outer guide way 9 on the second film, outer guide way is equipped with the countershaft protrusive end that third screens 51 and fourth screens 55 and blade were equipped with and corresponds the buckle, passes through the connecting axle and decorates piece, nail hole 29 on first film, the second film, with blade and first film and second film swing joint, the blade is folded and is aimed at with first concave position and second concave position in the cell intracavity antiskid hole.

The general workflow of the present invention will be described below:

when it is desired to use the present invention, the thumb and forefinger are first used to align the anti-slip apertures 31 of figure 12 and apply a force to clamp the blade 8, then the blade 8 is shifted to the right, the main shaft 27 buckled on the second blocking position 26 is separated from the second blocking position 26, as shown in fig. 7, at this time, the auxiliary shaft 2 snapped on the third detent 51 is also separated from the third detent 51, as shown in fig. 13, the rotating blade 8 to the main shaft 27 of fig. 8 automatically snap-locks the blade 8 on the first snap 19 under the action of the spring plate 3, meanwhile, the auxiliary shaft 2 slides in the outer guide groove 9 and is also buckled on the fourth blocking position 55, as shown in the attached drawing 10, at the moment, the utility model is in a usable state, when the blade 8 is opened, the blade 8 is buckled on the first blocking position 19 through the main shaft 27, the auxiliary shaft 2 is buckled on the fourth blocking position 55 to lock the blade 8, the rigid action of the blade 8 is effectively increased, and the phenomenon of soft loosening and swinging of the blade 8 under stress in use is avoided. When the folding knife is not needed to be used, the blade 8 in the state of the figure 8 is shifted leftwards, the main shaft 27 is separated from the first clamping position 19, the blade 8 is rotated to the state of the figures 11 and 12, at the moment, the blade 8 is completely folded in the groove cavity 11, the main shaft 27 is automatically clamped on the second clamping position 26 in the rotation of the inner guide groove 6 under the action of the spring piece 3, the auxiliary shaft 2 is clamped on the third clamping position 51 to lock the blade 8, as shown in figures 12 and 9, when the blade 8 is completely folded in the groove cavity 11, the contour line of the blade 8 and the contour lines of the first soft piece 12 and the second soft piece 21 are in a plane, the appearance aesthetic feeling of the folding knife is effectively improved, the folding knife has the function of locking the blade 8 no matter whether the blade 8 is opened or closed, so that the folding knife has the double-safety function, the operation is repeated again, and the structure that the main shaft 27 is used for clamping the first clamping position 19 and the second clamping position 26 can be adopted according to manufacturers in the actual production, or the auxiliary shaft 2 is buckled with the third blocking position 51 and the fourth blocking position 55, so that the blade 8 can be opened and closed and has the function of locking the blade 8, the utility model is only the best preferred embodiment, and the utility model is not limited by the utility model, and a person skilled in the art can make various changes and modifications, and any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A folding knife is characterized by comprising a blade (8), a bottom rib (10), a first soft sheet (12), a second soft sheet (21) and a decorative sheet (5), wherein the blade is provided with a main shaft (27), an auxiliary shaft (2), an arc hole (1) and an anti-slip hole (31), a spring sheet (3) for supporting and jacking a connecting shaft (7) is arranged in the arc hole, the main shaft is arranged on the left side of the arc hole, the auxiliary shaft is arranged on the right side of the arc hole, the protruded end of the main shaft is arranged on the front side of the blade, the protruded end of the auxiliary shaft is arranged on the back side of the blade, a screw (13) fixes the first soft sheet and the second soft sheet on the two sides of the bottom rib to form a groove cavity (11) capable of accommodating folding of the blade, the decorative sheet is connected on the first soft sheet and the second soft sheet, the first soft sheet is provided with a first concave position (33) and an inner guide groove (6), and the inner guide groove is provided with a first clamping position (19) and a second clamping position (26) corresponding to the protruded end of the main shaft arranged on the blade, the second film is provided with a second concave position (91) and an outer guide groove (9), the outer guide groove is provided with a third clamping position (51) and a fourth clamping position (55) which correspond to the buckles of the protruding ends of the auxiliary shafts arranged on the blades, the connecting shaft penetrates through nail holes (29) on the decorative sheet, the first film and the second film, the blades are movably connected with the first film and the second film, and the blades are folded in the groove cavities to align the anti-sliding holes with the first concave position and the second concave position.

2. The folding knife according to claim 1, wherein the connecting shaft penetrates through the arc-shaped hole to movably connect the blade to the first film and the second film, the spring piece is disposed in the arc-shaped hole to support the connecting shaft to be stressed so that the blade can shift left and right, the blade folded in the slot cavity shifts backwards and is completely opened, the main shaft is buckled with the first clamping position and the auxiliary shaft to be buckled with the fourth clamping position to lock the blade, the blade shifts forwards and is completely folded in the slot cavity, the main shaft is buckled with the second clamping position and the auxiliary shaft to be buckled with the third clamping position to lock the blade, and when the blade is completely folded in the slot cavity, the contour line of the blade and the contour lines of the first film and the second film are in a plane.