CN203579698U - Scissors - Google Patents

Abstract

The utility model relates to the technical field of cutting tools, in particular to scissors. The scissors comprise an upper scissor piece and a lower scissor piece, the upper scissor piece and the lower scissor piece are hinged through a pin shaft to form a cross-shaped structure. An upper cutting edge is formed at the bottom of the head portion of the upper scissor piece, and a lower cutting edge is formed on the top of the head portion of the lower scissor piece. The tail portion of the lower scissor is bent upwards to form a thumb shearing ring which allows a thumb to penetrate in, and a finger shearing ring which allows other fingers to penetrate in is formed on the tail portion of the upper scissor piece. A thumb pressing part which allows a thumb to apply force is formed at the front end of the bottom of the thumb shearing ring in a forward convex mode. In the using process, the thumb pressing part can enlarge the stressed area of the thumb, the thumb can apply force conveniently, using and operation are convenient, the surface of the thumb shearing ring and the surface of the finger shearing ring are respectively provided with a thermoplastic elastic layer in a combined mode, a buffering effect and a protecting effect are achieved on a hand and the fingers, and the fact that pains happen due to the fact that finger joints are heavily stressed when thick or hard objects are sheared is avoided.

Description

Scissors

technical field:

The utility model relates to crop tool technical field, refers in particular to a kind of scissors.

background technology:

Scissors be all conventionally by two shear blades by hinged forming of bearing pin, a side that is positioned at pin shaft hole on shear blade is blade, opposite side is to cut ring.But existing scissors is when cutting thicker article or harder article, is not very identical if cut ring with own hand, the hand that often can feel to hold scissors is bad firmly, uses harder, uses inconvenience.

utility model content:

The purpose of this utility model is exactly the deficiency existing for prior art and provide a kind of and facilitate the thumb application of force, use easy to operate scissors.

To achieve these goals, the technical solution adopted in the utility model is: scissors, it includes shear blade, lower scissors sheet, between upper shear blade and lower scissors sheet, pass through the hinged formation cross-like of bearing pin structure, upper knife edge is formed on the bottom of upper shear blade head, lower blade is formed on the top of lower scissors sheet head, the afterbody of lower scissors sheet upwards bends and forms the thumb penetrating for thumb and cuts ring, the afterbody of upper shear blade forms the finger penetrating for other finger and cuts ring, the front end that thumb is cut ring bottom convexes with forward the thumb press for the thumb application of force, thumb is cut the surface that ring and finger cut ring and is all compounded with one deck thermoplastic elastomer.

Described thermoplastic elastomer outer surface is compounded with one deck skid resistant course.

The bottom of described lower scissors sheet is planar structure, and between upper shear blade and lower scissors sheet, under closure state, finger cuts the bottom surface of ring and the base plane of lower scissors sheet is in the same plane.

The afterbody of described lower scissors sheet is upwards bent to form 40 ~ 55 degree angles.

Described thumb is cut ring bottom and is convexed with bumping post downwards, and the top of cutting ring at finger is supported in the bottom of bumping post.

Described thumb press horizontally set.

Described thumb press is the smooth curve shape structure arching upward forward in middle part.

The outer surface of described upper shear blade and lower scissors sheet is all coated with vacuum coating.

On described upper knife edge and lower blade, be coated with one deck polytetrafluorethylecoatings coatings.

The height of described thumb press projection is 13 ~ 18mm, and the thickness of thumb press is 2 ~ 4mm.

The utility model beneficial effect is: the scissors that the utility model provides, it includes shear blade, lower scissors sheet, between upper shear blade and lower scissors sheet, pass through the hinged formation cross-like of bearing pin structure, upper knife edge is formed on the bottom of upper shear blade head, lower blade is formed on the top of lower scissors sheet head, the afterbody of lower scissors sheet upwards bends and forms the thumb penetrating for thumb and cuts ring, the afterbody of upper shear blade forms the finger penetrating for other finger and cuts ring, the front end that thumb is cut ring bottom convexes with forward the thumb press for the thumb application of force, during use, thumb press can increase the lifting surface area of thumb, facilitate the thumb application of force, use easy to operate, thumb is cut the surface that ring and finger cut ring and is all compounded with one deck thermoplastic elastomer, opponent and finger play cushioning and protection, prevent the excessive generation pain of finger-joint pressurized when cutting thicker or harder objuct body.

accompanying drawing explanation:

Fig. 1 is the structural representation of the utility model closure state.

Fig. 2 is the structural representation of the utility model open mode.

Fig. 3 is the structural representation that the utility model thumb is cut ring.

Fig. 4 is the partial cutaway diagram that the utility model thumb is cut ring.

Fig. 5 is the partial cutaway diagram of the utility model upper knife edge.

the specific embodiment:

Below in conjunction with accompanying drawing, the utility model is further described, see shown in Fig. 1 ~ 5, the utility model includes shear blade 1, lower scissors sheet 2, between upper shear blade 1 and lower scissors sheet 2, pass through the hinged formation cross-like of bearing pin 3 structure, upper knife edge 11 is formed on the bottom of upper shear blade 1 head, lower blade 21 is formed on the top of lower scissors sheet 2 heads, the afterbody of lower scissors sheet 2 upwards bends and forms the thumb penetrating for thumb and cuts ring 22, the afterbody of upper shear blade 1 forms the finger penetrating for other finger and cuts ring 12, the front end that thumb is cut ring 22 bottoms convexes with forward the thumb press 221 for the thumb application of force, during use, thumb press 221 can increase the lifting surface area of thumb, facilitate the thumb application of force, use easy to operate.

Thumb is cut ring 22 and finger and is cut ring 12 surface and be all compounded with one deck thermoplastic elastomer 4; opponent and finger play cushioning and protection; prevent the excessive generation pain of finger-joint pressurized when cutting thicker or harder objuct body, and reduce finger and cut the friction between ring, comfortable feel during use.Thermoplastic elastomer 4 outer surfaces are compounded with one deck skid resistant course 5, prevent that finger sliding from making operate miss.

The bottom of lower scissors sheet 2 is planar structure, between upper shear blade 1 and lower scissors sheet 2 under closure state, finger cuts the bottom surface of ring 12 and the base plane of lower scissors sheet 2 is in the same plane, during cutting, the base plane of lower scissors sheet 2 is supported on work top, can keep the motionless and upper shear blade 1 of lower scissors sheet 2 to do cutting action, more convenient cutting cloth and paper, improve cutting smoothness and precision.The afterbody of lower scissors sheet 2 is upwards bent to form 40 ~ 55 degree angles, makes the below of lower scissors sheet 2 afterbodys form the space that can keep supplying shear blade 1 afterbody placement.

Thumb is cut ring 22 bottoms and is convexed with bumping post 222 downwards, and the bottom of bumping post 222 is supported at finger and cut ring 12 top, prevents that thumb from cutting ring 22 and cutting ring 12 with finger and mutually clash into.Thumb press 221 horizontally sets, the more convenient thumb application of force.The smooth curve shape structure that thumb press 221 arches upward forward for middle part, can adapt with thumb-shaped, and result of use is good.

The outer surface of upper shear blade 1 and lower scissors sheet 2 is all coated with vacuum coating 6, and in raising, shear blade 1 and lower scissors sheet 2 case hardnesses, more wear-resisting.On upper knife edge 11 and lower blade 21, be coated with one deck polytetrafluorethylecoatings coatings 7, make scissors can be on blade when cutting has the article of stickum residual stickies, remain the clean and tidy of scissors.

The height of thumb press 221 projections is 13 ~ 18mm, shape and the size that can just adapt to thumb, the bad application of force of the too small thumb of height of thumb press 221 projections, excessive wasting space again, the thickness of thumb press 221 is 2 ~ 4mm, has enough rigidity and saves again material.

Certainly, the above is only better embodiment of the present utility model, and the equivalence of doing according to structure, feature and principle described in the utility model patent claim therefore all changes or modifies, and is included in the utility model patent claim.

Claims (10)

1. scissors, it includes shear blade (1), lower scissors sheet (2), between upper shear blade (1) and lower scissors sheet (2), pass through the hinged formation cross-like of bearing pin (3) structure, upper knife edge (11) is formed on the bottom of upper shear blade (1) head, lower blade (21) is formed on the top of lower scissors sheet (2) head, it is characterized in that: the afterbody of described lower scissors sheet (2) upwards bends and forms the thumb penetrating for thumb and cuts ring (22), the afterbody of upper shear blade (1) forms the finger penetrating for other finger and cuts ring (12), the front end that thumb is cut ring (22) bottom convexes with forward the thumb press (221) for the thumb application of force, thumb is cut ring (22) and finger and is cut the surface of ring (12) and be all compounded with one deck thermoplastic elastomer (4).

2. scissors according to claim 1, is characterized in that: described thermoplastic elastomer (4) outer surface is compounded with one deck skid resistant course (5).

3. scissors according to claim 1, it is characterized in that: the bottom of described lower scissors sheet (2) is planar structure, between upper shear blade (1) and lower scissors sheet (2), under closure state, finger cuts the bottom surface of ring (12) and the base plane of lower scissors sheet (2) is in the same plane.

4. scissors according to claim 1, is characterized in that: the afterbody of described lower scissors sheet (2) is upwards bent to form 40 ~ 55 degree angles.

5. scissors according to claim 1, is characterized in that: described thumb is cut ring (22) bottom and convexed with bumping post (222) downwards, and the top of cutting ring (12) at finger is supported in the bottom of bumping post (222).

6. scissors according to claim 1, is characterized in that: described thumb press (221) horizontally set.

7. scissors according to claim 1, is characterized in that: the smooth curve shape structure that described thumb press (221) arches upward forward for middle part.

8. scissors according to claim 1, is characterized in that: the outer surface of described upper shear blade (1) and lower scissors sheet (2) is all coated with vacuum coating (6).

9. scissors according to claim 1, is characterized in that: on described upper knife edge (11) and lower blade (21), be coated with one deck polytetrafluorethylecoatings coatings (7).

10. according to the scissors described in claim 1 ~ 9 any one, it is characterized in that: the height of described thumb press (221) projection is 13 ~ 18mm, and the thickness of thumb press (221) is 2 ~ 4mm.

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