CN2846025Y

CN2846025Y - Power saving forceps

Info

Publication number: CN2846025Y
Application number: CN 200520118853
Authority: CN
Inventors: 吴丽珠
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-09-12
Filing date: 2005-09-12
Publication date: 2006-12-13
Anticipated expiration: 2015-09-12

Abstract

The utility model relates to a pair of labor-saving forceps, which mainly comprises a first handle part, a second handle part pivoted and combined with the first handle part, a third forceps body part which is simultaneously combined with the first and the second handle parts, a pivot button element and two combination elements, wherein one end of the first handle part is provided with a first grab handle, and one end of the first handle part, which is different from the first grab handle, is provided with a first forceps body. The other end connected with the first grab handle part which is different from the first forceps body is provided with a first mouth part. Two combination holes are arranged on the forceps body. Thus, the pair of forceps having the advantages of convenient operation and labor saving is formed. The destruction phenomenon of the mouth part, which is generated by excessive force application, can be reduced.

Description

Laborsaving pliers

Technical field

The utility model is a kind of labour-saving pliers.

Background technology

General at present pliers 70 commonly used, as shown in Figure 4, system combines a first-hand shank 71 by a hinge element 73 with second-hand's shank 72, and be that common fulcrum can rotate two handle portion 71,72 relative to folding with this hinge place, produce the action of clamping, unlatching, and then reach clamping or cut the function of object; Yet because two handle portion 71,72 of existing pliers 70 are to be common fulcrum with hinge element 73 places, therefore when desire being used pliers 70 come the cutting object, lack so need the bigger strength of cost smoothly object to be cut off because of the arm of force, simultaneously when user's application of force is excessive, the mouth 711,721 of pliers 70 is easy to damage or hinge element 73 is come off and two handle portion 71,72 are separated, so existing pliers 70 is comparatively inconvenient in the use, and cause user's burden economically because of damaging easily.

The utility model content

Main purpose of the present utility model is to provide a kind of labour-saving pliers, required arm of force when system increases the pliers application of force by the mode of being pivoted of off-centre, make pliers have the labour-saving effect, not only convenient and strength-saving in the use, and can reduce mouth because of the excessive application of force produces the damage phenomenon, reach convenient and strength-saving effect.

Specifically, the purpose of this utility model is to provide a kind of laborsaving pliers, and it comprises:

One first-hand shank, the one end system of this first-hand shank is provided with one first lever, and first-hand shank differs from the end system of first lever and is provided with one first vice body, this first vice body differs from the other end that is connected with first shank part and is provided with one first mouth, this first vice body is provided with two combined holes, and it is respectively first combined hole and the 4th combined hole;

One is pivoted is incorporated into second-hand's shank of first-hand shank, one end of this second-hand's shank is provided with second lever relative with first lever, and second-hand's shank differs from the end system of second lever and is provided with one second vice body, is to be provided with a pivot buttonhole and second combined hole relative with first combined hole on this second vice body;

One the 3rd vice body portion that simultaneously is pivoted and combines with first and second handle portion, the one end system of the 3rd vice body portion is provided with one second mouth, and the 3rd vice body portion to differ from the other end that second mouth is set be to be provided with a slide opening, and be provided with one the 3rd combined hole in the 3rd vice body portion, wherein system of the 3rd vice body portion joins with second-hand's shank and first-hand shank respectively by slide opening and the 3rd combined hole;

One hinge element, this hinge element is an axis body, this hinge element system stretched through second vice body the hinge hole and be contained in the slide opening slidably; And

Two binding members, this binding member system is respectively first binding member and second binding member, wherein first binding member system wore first combined hole and second combined hole, make first-hand shank and the second-hand's shank joint that is pivoted mutually, and second binding member system wore the 3rd combined hole and the 4th combined hole, made first-hand shank and the 3rd vice body portion joint that is pivoted mutually.

The utility model of forming by said elements, required arm of force when system can increase the pliers application of force by the mode of being pivoted of off-centre, make the required arm of force produce the phenomenon of amplification via the mode of two fulcrums, make pliers have the labour-saving effect, not only convenient and strength-saving in the use, and can reduce mouth and produce the damage phenomenon, and reach convenient and economize effect because of the excessive application of force.

Description of drawings

Fig. 1 is stereoscopic figure of the present utility model.

Fig. 2 is a three-dimensional exploded view of the present utility model.

Fig. 3 is an illustrative view of the present utility model.

Fig. 4 is the stereoscopic figure of existing pliers.

[main element symbol description]

10 pliers

20 first-hand shanks

21 first levers, 22 first vice bodies

23 first mouths, 24 first combined holes

25 the 4th combined holes

30 second-hand's shanks

31 second levers, 32 second vice bodies

33 hinge holes, 34 second combined holes

40 the 3rd vice body portions

41 second mouths, 42 slide openings

43 the 3rd combined holes

50 hinge elements

51 cap heads

60 first binding members

61 second binding members

70 pliers

71 first-hand shank 711 first mouths

72 second-hand's shanks, 721 second mouths

73 hinge elements

The specific embodiment

Be energy detail knowledge technical characterictic of the present utility model and practical effect, and can implement,, describe in detail as the back now further with preferred embodiment shown in the drawings according to the content of specification:

The utility model is a kind of labour-saving pliers 10, and please referring to Fig. 1～Fig. 3, it is to include:

One first-hand shank 20, the one end system of this first-hand shank 20 is provided with one first lever 21, and first-hand shank 20 differs from the end system of first lever 21 and is provided with one first vice body 22, one end of this vice body 22 system is sheathed in first lever 21 and combines with it, the other end system of this first vice body 22 is provided with one first mouth 23, and on first vice body 22 of 21 of this first mouth 23 and first-hand levers is to be provided with two combined

holes

24,25, it is respectively first combined hole 24 near first lever 21, and the 4th combined hole 25 of close first mouth 23;

One second-hand's shank 30, one end of this second-hand's shank 30 is provided with one second lever 31, and second-hand's shank 30 differs from the end system of second lever 31 and is provided with one second vice body 32, one end of this second vice body 32 system is sheathed in second lever 31 and combines with it, and differ from the other end that combines with second lever 31 near second vice body 32 is to be provided with a pivot buttonhole 33, and is provided with one and first combined hole, 24 corresponding second combined holes 34 on second vice body 32 of the hinge hole 33 and second lever 31 in addition;

One the 3rd vice body portion 40, one end of this vice body portion 40 system is provided with second mouth 41 relative with first mouth 23, and differ from the other end that second mouth 41 is set near the 3rd vice body portion 40 is the slide opening 42 that is provided with a long strip type, and be provided with the one and the 4th combined hole 25 corresponding the 3rd combined holes 43 between the 3rd vice body portion 40 of second mouth 41 and slide opening 42, wherein the 3rd vice body portion 40 be by slide opening 42 and the 3rd combined hole 43 respectively with second-hand's shank 30 and first-hand shank 20 joint that is pivoted mutually;

One hinge element 50, this hinge element 50 is an axis body, the end system of this hinge element 50 is provided with one and is the cap head 51 that enlarges shape, and the other end of hinge element 50 system is a smooth shaft shape; And

Two binding

members

60,61, binding

member

60,61 is to be respectively one first binding member 60 and one second binding member 61, wherein first binding member 60 is in order in conjunction with first-hand shank 20 and second-hand's shank 30, and second binding member 61 is in order in conjunction with first-hand shank 20 and the 3rd vice body portion 40, wherein two binding

members

60,61 can be a rounded cylinder, and combination of the present utility model is as described below:

Laborsaving pliers 10 its compound modes of the present utility model as shown in Figure 2, system is by first binding member 60 stretched through first combined hole 24 and second combined hole 34, make the combination that is pivoted mutually of first-hand shank 20 and second-hand's shank 30, make two

handle portion

20,30 can be fulcrum and the start that pivots mutually with first binding member 60, in addition this hinge element 50 is the slide opening 42 of the 3rd vice body portion 40 that wore and combining with the hinge hole 33 of second vice body 32, wherein this hinge element 50 is to move in slide opening 42, and second binding member 61 is to stretch through the 3rd combined hole 43 and combine with the 4th combined hole 25, wherein the 3rd vice body portion 40 is via the hinge element 50 and second binding member 61, combine with second-hand's shank 30 and first-hand shank 20 respectively, wherein first vice body 22, second vice body 32 and the 3rd vice body portion 40 can be the shape of a lamellar body and Xiang Zushe forms.

And start embodiment of the present utility model, please referring to Fig. 3, wherein be by to two

levers

21,31 application of forces, make two

levers

21,31 distance is close, and be the mode of fulcrum by first binding member 60, make first vice body 22 and second vice body 32 produce start because of lever principle, slide opening 42 1 ends that combine with second vice body 32 of the 3rd vice body portion 40 again, system produces motion by hinge element 50, be fulcrum with second binding member 61 simultaneously, make second mouth 41 close towards first mouth 23 because of the slip of hinge element 50, promptly form the action of clamping this moment, work as the application of force in addition and open two levers 21, system produced motion for fulcrum makes first vice body 22 and second vice body 32 because of lever principle by first binding member 60 in 31 o'clock, and then make the hinge element 50 that combines with second vice body 32 in slide opening 42, produce slippage, and the 3rd vice body portion 40 that drives produces motion and makes second mouth 41 form the action of opening away from first mouth 23.

Claims

1. a laborsaving pliers is characterized in that, is to comprise:

2. laborsaving pliers as claimed in claim 1 is characterized in that, first vice body and second vice body system are sheathed on respectively in first lever and second lever.

3. laborsaving pliers as claimed in claim 2 is characterized in that, is positioned at slide opening in the 3rd vice body portion for being strip.

4. laborsaving pliers as claimed in claim 3 is characterized in that, the end system of this hinge element is provided with one and is the cap head that enlarges shape, and the other end of hinge element system is a smooth shaft shape.

5. laborsaving pliers as claimed in claim 4 is characterized in that, first vice body, second vice body and the 3rd vice body portion can be the shape of a lamellar body.

6. laborsaving pliers as claimed in claim 1 is characterized in that, is positioned at slide opening in the 3rd vice body portion for being strip.

7. laborsaving pliers as claimed in claim 1 is characterized in that, the end system of this hinge element is provided with one and is the cap head that enlarges shape, and the other end of hinge element system is a smooth shaft shape.

8. laborsaving pliers as claimed in claim 1 is characterized in that, first vice body, second vice body and the 3rd vice body portion can be the shape of a lamellar body.