CN210081799U

CN210081799U - Multifunctional ring knife

Info

Publication number: CN210081799U
Application number: CN201920725683.5U
Authority: CN
Inventors: 郑青龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-02-18
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses a multifunctional ring knife, wherein a knife holder is integrally formed at the top of the ring body, a blade is arranged in the knife holder, one end of the blade is rotationally matched with the knife holder through a rotating shaft, and a knife collecting groove for collecting the blade is formed on the knife holder; the outer circumferential surface of the ring body is provided with a trip block; the ring body is provided with a limiting part for limiting the opening and storage states of the blade, and the limiting part is positioned under the rotating shaft. Has the advantages that: the blade is integrated on the ring body, so that the ring can be used for daily express delivery, rope cutting and paper cutting, and the operation is convenient and fast; the volume is small, the carrying is convenient, and the outdoor use is convenient; through spacing portion to the blade, can carry on spacingly to the blade when using and accomodating, improve the stability that the blade used and accomodate, cooperate the block of stumbling and the laminating of other fingers, can prevent equipment rotation, the security is good.

Description

Multifunctional ring knife

Technical Field

The utility model relates to a ring technical field, concretely relates to multi-functional ring sword.

Background

The finger ring is a hand ornament and can only play a role in hand decoration. In daily life, when tearing open express delivery, cutting rope, cutting paper, need use the cutter to cut, current cutter needs handheld operation, when having certain danger in the use, uses inconvenience and function singleness.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multi-functional ring sword just in order to solve above-mentioned problem, the utility model provides an among a great deal of technical scheme preferred technical scheme have: through the integrated ring sword that sets up, it is convenient to use, and small, technical effect such as conveniently carry, see the explanation below for details.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a multifunctional ring knife, a knife holder is integrally formed at the top of the ring body, a blade is arranged in the knife holder, one end of the blade is rotationally matched with the knife holder through a rotating shaft, and a knife collecting groove for collecting the blade is formed on the knife holder;

the outer circumferential surface of the ring body is provided with a trip block;

the ring body is provided with a limiting part for limiting the opening and storage states of the blade, the limiting part is positioned under the rotating shaft, and a first stumbling groove and a second stumbling groove matched with the limiting part are formed in the blade.

Preferably, the limiting part comprises a spring groove formed on the ring body, a damping spring is arranged in the spring groove, and a ball is arranged at the top of the damping spring;

the first trip groove and the second trip groove are arc-shaped grooves matched with the balls in a clamping mode.

Preferably, the tool apron protrudes out of the outer circumferential surface of the ring body, arc transition is adopted between the tool apron and the ring body, arc transition is adopted between the trip block and the ring body, and an arc-shaped finger limiting groove is formed among the trip block, the ring body and the tool apron.

Preferably, the tool receiving grooves are arranged along the outer circumferential surface of the ring body.

Preferably, the end part of the blade connected with the rotating shaft is provided with a pressing block, and the pressing block protrudes out of the end part of the blade and extends along the length direction of the blade.

Preferably, the bottom of the ring body is formed with a spike.

To sum up, the utility model has the advantages that: 1. the blade is integrated on the ring body, so that the ring can be used for daily express delivery, rope cutting and paper cutting, and the operation is convenient and fast;

2. the volume is small, the carrying is convenient, and the outdoor use is convenient;

3. through spacing portion to the blade, can carry on spacingly to the blade when using and accomodating, improve the stability that the blade used and accomodate, cooperate the block of stumbling and the laminating of other fingers, can prevent equipment rotation, the security is good.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the internal structure of FIG. 1;

FIG. 3 is a schematic view of the structure of part A in FIG. 2;

FIG. 4 is a schematic view of the structure of the other state of FIG. 3;

FIG. 5 is a schematic left side view of the structure of FIG. 1;

FIG. 6 is a schematic top view of the structure of FIG. 1;

fig. 7 is a schematic perspective view of the present invention.

The reference numerals are explained below:

1. a ring body; 2. a rotating shaft; 3. briquetting; 4. a blade; 5. a ball bearing; 6. a tool apron; 7. a trip block; 8. a spike portion; 9. a tool retracting groove; 10. a spring slot; 11. a damping spring; 12. a first catch groove; 13. a first catch groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-7, the utility model provides a multifunctional ring knife, a knife holder 6 is integrally formed on the top of a ring body 1, a blade 4 is arranged in the knife holder 6, one end of the blade 4 is rotatably matched with the knife holder 6 through a rotating shaft 2, a knife collecting groove 9 for collecting the blade 4 is formed on the knife holder 6, and the knife collecting groove 9 is arranged along the outer circumference of the ring body 1; in an initial state, the blade 4 is accommodated in the tool accommodating groove 9, and the second trip groove 13 is in clamping fit with the limiting part; when the blade 4 is used, the blade 4 rotates by about 80 degrees along the rotating shaft 2, at the moment, the first stumbling groove 12 is clamped with the limiting part to limit the blade 4, so that when the blade 4 is stored and used, certain damping is formed by matching the limiting part with the second stumbling groove 13 and the first stumbling groove 12, the blade 4 is prevented from shaking, and the stability of the blade 4 is improved; the outer circumferential surface of the ring body 1 is provided with a trip block 7, the cutter holder 6 protrudes out of the outer circumferential surface of the ring body 1, arc transition is adopted between the trip block 7 and the ring body 1, an arc finger limiting groove is formed among the trip block 7, the ring body 1 and the cutter holder 6, when the ring is used, the ring body 1 is sleeved on a forefinger, the middle finger is clamped in the finger limiting groove, and when the ring is cut by the blade 4, the ring body 1 can be prevented from rotating, so that the use stability and safety of the ring cutter are improved; the ring body 1 is provided with a limiting part for limiting the opening and containing states of the blade 4, the limiting part is positioned under the rotating shaft 2, a first stumbling groove 12 and a second stumbling groove 13 matched with the limiting part are formed on the blade 4, the limiting part comprises a spring groove 10 formed on the ring body 1, a damping spring 11 is arranged in the spring groove 10, and the top of the damping spring 11 is provided with a ball 5; first stumble groove 12 and second stumble groove 13 and be the arc wall of joint cooperation ball 5, under initial condition, damping spring 11 top behind the tight ball 5 cooperate with the joint of second stumble groove 13, accomodate spacingly to blade 4, under the open mode, damping spring 11 decides behind the golden ball 5 with first stumble groove 12 joint cooperation, spacing to the expansion state of blade 4.

As an optional embodiment, a pressing block 3 is arranged at one end part of the blade 4 connected with the rotating shaft 2, the pressing block 3 protrudes out of the end part of the blade 4 and extends along the length direction of the blade 4, after the blade 4 is unfolded and the first catch groove 12 is in contact with the ball 5 for limiting, the pressing block 3 is in contact with the cutter holder 6, so that the reverse limiting of the blade 4 is realized; the other end of the blade 4 can be lifted and unfolded by pressing the pressing block 3 under the state that the blade 4 is stored;

the bottom of the ring body 1 is formed with a spine part 8, the ring body 1 is sleeved on the index finger or the middle finger by arranging the spine part 8, and the spine part 8 faces outwards, so that the ring can be used as a small window breaker.

The blade 4 is integrated on the ring body 1, so that the ring can be used for daily express delivery, rope cutting and paper cutting, and the operation is convenient and fast; the volume is small, the carrying is convenient, and the outdoor use is convenient; through the spacing portion to blade 4, can use and accomodate when carrying on spacingly to blade 4, improve the stability that blade 4 used and accomodate, cooperate the block 7 of tripping and the laminating of other fingers, can prevent that equipment from rotating, the security is good.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a multi-functional ring sword, includes ring body (1), its characterized in that: a cutter holder (6) is integrally formed at the top of the ring body (1), a blade (4) is arranged in the cutter holder (6), one end of the blade (4) is rotatably matched with the cutter holder (6) through a rotating shaft (2), and a blade collecting groove (9) for collecting the blade (4) is formed in the cutter holder (6);

the outer circumferential surface of the ring body (1) is provided with a trip block (7);

the ring is characterized in that a limiting part which is used for limiting the opening and storage states of the blade (4) is arranged on the ring body (1), the limiting part is positioned under the rotating shaft (2), and a first stumbling groove (12) and a second stumbling groove (13) which are matched with the limiting part are formed in the blade (4).

2. The multi-function ring knife of claim 1, wherein: the limiting part comprises a spring groove (10) formed in the ring body (1), a damping spring (11) is arranged in the spring groove (10), and a ball (5) is arranged at the top of the damping spring (11);

the first catch groove (12) and the second catch groove (13) are arc-shaped grooves matched with the balls (5) in a clamping mode.

3. The multi-function ring knife of claim 1, wherein: the finger ring is characterized in that the tool apron (6) protrudes out of the outer circumferential surface of the ring body (1), arc transition is adopted between the ring body (1), the trip block (7) is in arc transition with the ring body (1), and an arc finger limiting groove is formed between the trip block (7) and the ring body (1) and the tool apron (6).

4. The multi-function ring knife of claim 1, wherein: the tool receiving grooves (9) are arranged along the outer circumferential surface of the ring body (1).

5. A multi-function ring knife according to any one of claims 1 to 4 in which: the blade (4) is connected one end part of the rotating shaft (2) is provided with a pressing block (3), and the pressing block (3) protrudes out of the end part of the blade (4) and extends along the length direction of the blade (4).

6. A multi-function ring knife according to any one of claims 1 to 4 in which: the bottom of the ring body (1) is formed with a spike part (8).