CN114147671A

CN114147671A - Multifunctional pliers

Info

Publication number: CN114147671A
Application number: CN202111530036.7A
Authority: CN
Inventors: 梁敏臣; 梁程; 柴洪磊
Original assignee: Anhui Jianghuai Automobile Group Corp
Current assignee: Anhui Jianghuai Automobile Group Corp
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-03-08

Abstract

The invention provides a pair of multifunctional pliers, which comprises a first pliers handle, a first pliers head, a second pliers handle and a second pliers head, wherein one end of the first pliers handle is provided with a first clamping structure attached to one side of a bolt, and one end of the second pliers handle is provided with a second clamping structure attached to the other side of the bolt; the lower side surface of the first tong head is a plane, the upper side surface of the second tong head is provided with an arc barb, and the end part of the arc barb is provided with a U-shaped open slot; a first rod with a straight-line-shaped end head is arranged on the right end face of the first tong head; a second rod with a cross-shaped end is arranged on the right end face of the second tong head; the first tong head is provided with a first groove used for accommodating one side of the wiring harness, the second tong head is provided with a second groove used for accommodating the other side of the wiring harness, and the second groove is opposite to the first groove. The multifunctional electric wrench has multiple functions, so that an operator does not need to carry various operation tools during operation, and does not need to frequently replace the operation tools, thereby effectively simplifying operation procedures and improving operation efficiency.

Description

Multifunctional pliers

Technical Field

The invention belongs to the technical field of disassembling tools, and particularly relates to a pair of multifunctional pliers.

Background

With the development of modern industry, the connection and fastening modes of objects are more and more diversified, wherein the use frequency of nails, screws, bolts, nuts and the like is higher; because above-mentioned connected mode often needs the combination to use, consequently the operation workman need carry the required multiple operation instrument of above-mentioned product when the operation, not only carries inconveniently like hammer, spanner, screwdriver etc. need frequently change the working tool among the operation process moreover for the operation process is comparatively loaded down with trivial details, has reduced the operating efficiency.

The existing common working tools mainly comprise: claw hammer, spanner, screwdriver, art designer's sword, wire stripping pliers, scissors etc. but the function of above-mentioned operation instrument is all more single, for example: the claw hammer can only nail and lift the nail, the spanner can only tighten and loosen the nut and the bolt, and the screwdriver can only install and disassemble the screw; although various types of working tools exist in the market, the working tools have the defects of single function or incapability of covering the common functions, so that the working process is complicated and the working efficiency is low. Therefore, how to provide a multifunctional pliers to simplify the operation process and improve the operation efficiency is a technical problem that needs to be solved urgently by those skilled in the art.

Disclosure of Invention

The present invention aims to provide a pair of multifunctional pliers to solve the above technical problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

a pair of multifunctional pliers comprises a first pliers handle, a first pliers head arranged at one end of the first pliers handle, a second pliers handle and a second pliers head arranged at one end of the second pliers handle, wherein a first clamping structure used for being attached to one side of a bolt is arranged at one end, close to the first pliers head, of the first pliers handle, and a second clamping structure used for being attached to the other side of the bolt is arranged at one end, close to the second pliers head, of the second pliers handle; the lower side surface of the first tong head is a plane, the upper side surface of the second tong head is provided with an arc barb, and the end part of the arc barb is provided with a U-shaped open slot; a first rod is arranged on the right end face of the first tong head, and one end, far away from the first tong head, of the first rod is a linear end; a second rod is arranged on the right end face of the second tong head, and one end, far away from the second tong head, of the second rod is a cross-shaped end; the first tong head is provided with a first groove used for accommodating one side of a wiring harness, the first tong head is provided with a second groove used for accommodating the other side of the wiring harness, and the second groove is opposite to the first groove.

Preferably, a first shearing knife is arranged on the rear side face of the first tong head, a second shearing knife is arranged on the rear side face of the second tong head, and the cutting edge of the first shearing knife is opposite to the cutting edge of the second shearing knife.

Preferably, two mounting columns are oppositely arranged on the rear side face of the first binding clip, threads matched with fastening nuts are arranged on an outer cylindrical face of one end, far away from the first binding clip, of each mounting column, two mounting holes for the mounting columns to penetrate through are formed in the first shearing knife, and the two mounting holes are matched with the two mounting columns in a one-to-one correspondence mode.

Preferably, the mounting column is detachably connected to the first binding clip.

Preferably, two elastic clamping jaws are arranged on an outer cylindrical surface of one end, far away from the thread, of the mounting column, and the two elastic clamping jaws are symmetrically arranged on two sides of the center of the mounting column; the first tong head is provided with two fixing holes, and the two fixing holes are matched with the two mounting columns in a one-to-one correspondence mode.

Preferably, a guide slope is provided on an upper side of the elastic jaw.

Preferably, the first clamping structure comprises a first plane, a first connecting inclined plane, a second connecting inclined plane, a third plane and a third connecting inclined plane which are sequentially connected from left to right, and the heights of the first plane, the second plane and the third plane in the vertical direction are gradually reduced.

Preferably, the first groove and the second groove are both triangular grooves.

The invention has the beneficial effects that:

when the multifunctional pliers are used, the first clamping structure and the second clamping structure arranged on the first pliers handle and the second pliers handle can be used for disassembling and assembling a bolt or a nut, so that the functions of the pliers are realized; the lower side surface of the first tong head which is a plane can be used for hammering an object, so that the function of a hammer is realized; the first groove and the second groove can be used for occluding the wire harness, so that a protective skin wrapped outside the wire harness can be peeled off, and the function of a wire stripper is realized; the screw of the screw head with the linear groove can be disassembled and assembled by matching the linear end on the first rod with the linear groove on the screw head, so that the function of a linear screw driver is realized; the cross-shaped end on the second rod is matched with the cross-shaped groove on the screw head, so that the screw of the screw head with the cross-shaped groove can be disassembled and assembled, and the function of a cross screwdriver is realized; the U-shaped open slot on the arc barb is utilized, the nail can be pulled out, and the nail puller has the function of the nail puller. Therefore, the multifunctional hammer has the functions of other various working tools, namely, the multifunctional hammer has the functions of a hammer, a wrench, a cross screwdriver, a straight screwdriver, wire strippers and a nail puller, so that an operator does not need to carry various working tools during working, and does not need to frequently replace the working tools, thereby effectively simplifying the working procedure of the operator and improving the working efficiency.

Drawings

In order to more clearly describe the embodiments of the present application or the technical solutions in the prior art, the drawings required in the embodiments will be briefly described below, and the embodiments of the present invention will be further described in detail with reference to the drawings, wherein

FIG. 1 is a front view of a multi-purpose pliers provided in accordance with an embodiment of the present invention;

FIG. 2 is a rear view of a multi-purpose pliers provided in accordance with an embodiment of the present invention;

FIG. 3 is a schematic view of the underside of the first binding clip according to an embodiment of the present invention;

FIG. 4 is a schematic view of an arcuate barb provided by an embodiment of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 2;

fig. 6 is a schematic view of a first shearing blade according to an embodiment of the present invention;

FIG. 7 is a schematic view of a second shear knife provided in accordance with an embodiment of the present invention;

FIG. 8 is a front view of a mounting post provided by an embodiment of the present invention;

FIG. 9 is a top view of a mounting post provided by an embodiment of the present invention;

FIG. 10 is a schematic view of the first and second jaws of the present invention shown disengaged;

fig. 11 is a schematic view illustrating the first binding clip and the second binding clip according to the embodiment of the present invention.

In the drawings, the reference numbers:

11. a first clamp handle 12, a first clamp head 13, a lower side surface of the first clamp head,

14. a first groove 21, a second clamp handle 22, a second clamp head 23, a second groove,

31. a pin shaft 41, an arc barb 42, a U-shaped open slot 51 and a first rod,

52. a straight end 61, a second rod 62, a cross end 71, a first shearing knife,

72. a second shearing knife 73, a mounting column 74, an elastic claw 75, a guide inclined plane,

76. mounting holes 81, a first plane, 82, a second plane, 83, a third plane,

84. a first clamping mechanism 85, a second clamping mechanism 91, a first connecting inclined plane,

92. second connection inclined plane, 93, third connection inclined plane.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description will be provided with reference to specific embodiments.

As shown in fig. 1 to 11, an embodiment of the present invention provides a pair of multifunctional pliers, which includes a first plier handle 11, a first plier head 12 disposed at one end of the first plier handle, a second plier handle 21, and a second plier head 22 disposed at one end of the second plier handle, wherein a first clamping structure 84 for being attached to one side of a bolt is disposed at one end of the first plier handle close to the first plier head, and a second clamping structure 85 for being attached to the other side of the bolt is disposed at one end of the second plier handle close to the second plier head; the lower side surface 13 of the first binding clip is a plane, the upper side surface of the second binding clip is provided with an arc barb 41, and the end part of the arc barb is provided with a U-shaped open slot 42; a first rod 51 is arranged on the right end face of the first tong head, and a linear end 52 is arranged at one end of the first rod, which is far away from the first tong head; a second rod 61 is arranged on the right end face of the second tong head, and a cross-shaped end 62 is arranged at one end, far away from the second tong head, of the second rod; a first groove 14 for accommodating one side of the wiring harness is formed in one face, which is used for being attached to the second binding clip, of the first binding clip 12, a second groove 23 for accommodating the other side of the wiring harness is formed in the second binding clip 22, and the second groove is opposite to the first groove.

When the multifunctional pliers are used, the first clamping structure 84 and the second clamping structure 85 arranged on the first pliers handle and the second pliers handle can be used for dismounting a bolt or a nut, so that the functions of a wrench are realized; the lower side surface 13 of the first tong head which is a plane can be used for hammering an object, so that the function of a hammer is realized; the first groove 14 and the second groove 23 can be used for occluding the wire harness, so that the protective skin wrapped outside the wire harness can be peeled off, and the function of a wire stripper is realized; the screw of the screw head with the linear groove can be disassembled and assembled by matching the linear end 52 on the first rod with the linear groove on the screw head, so that the function of a linear screwdriver is realized; the cross-shaped end 62 on the second rod is matched with the cross-shaped groove on the screw head, so that the screw with the cross-shaped groove on the screw head can be disassembled and assembled, and the function of a cross screwdriver is realized; the nail can be extracted by the U-shaped open slot 42 on the arc-shaped barb 41, so that the nail has the function of a nail puller. Therefore, the multifunctional hammer has the functions of other various working tools, namely, the multifunctional hammer has the functions of a hammer, a wrench, a cross screwdriver, a straight screwdriver, wire strippers and a nail puller, so that an operator does not need to carry various working tools during working, and does not need to frequently replace the working tools, thereby effectively simplifying the working procedure of the operator and improving the working efficiency.

As shown in fig. 2, 6 and 7, a first cutting knife 71 is disposed on a rear side surface of the first binding clip, and a second cutting knife 72 is disposed on a rear side surface of the second binding clip, and a cutting edge of the first cutting knife is opposite to a cutting edge of the second cutting knife. By adopting the scheme, the first shearing knife and the second shearing knife can be used for shearing an object, so that the multifunctional pliers have the function of scissors; meanwhile, the first cutting knife or the second cutting knife can be detached from the first tong head or the second tong head and used as an art knife. It can be understood that when the first binding clip is jointed with the second binding clip, the cutting edge of the first shearing knife is jointed with the cutting edge of the second shearing knife, so as to cut off the object; the first cutting knife and the second cutting knife are the same in structure and can be interchanged so as to be convenient to use.

Specifically, be provided with two erection columns 73 on the trailing flank of first binding clip relatively, keep away from on the erection column be provided with on the outer face of cylinder of the one end of first binding clip be used for with fastening nut matched with screw thread, be provided with two confessions on the first sword of cuting the mounting hole 76 that erection column 73 passed, two the mounting hole and two the cooperation of erection column one-to-one to conveniently realized first shearing and cut the dismantlement of being connected between sword and the first binding clip, and then be convenient for tear first shearing sword from first binding clip and dismantle, made things convenient for the change or the maintenance of first shearing sword. It is understood that the connecting structure between the second binding clip and the second cutting knife can also be adopted.

Preferably, the mounting post 73 is detachably connected to the first binding clip.

Specifically, two elastic claws 74 are arranged on the outer cylindrical surface of one end of the mounting column 73 far away from the thread, and the two elastic claws are symmetrically arranged on two sides of the center of the mounting column; the first tong head is provided with two fixing holes, and the two fixing holes are matched with the two mounting columns in a one-to-one correspondence mode. Adopt this scheme, only need push the erection column in the fixed orifices, also get into the fixed orifices after the elasticity jack catch warp this moment, under the effect of the elastic restoring force of elasticity jack catch, elasticity jack catch top is tight on the inner wall of fixed orifices to can avoid the erection column to deviate from the fixed orifices better, realized the fixed of erection column in the fixed orifices.

As shown in fig. 8 and 9, in order to easily push the elastic jaws into the fixing holes together with the mounting posts, guide slopes 75 are provided on the upper side surfaces of the elastic jaws.

In an embodiment of the present invention, the side wall of the fixing hole may be provided with a slot matching with the elastic claw, so that the elastic claw 74 can enter the slot after being deformed, and then the elastic claw recovers under the action of a restoring force, and the mounting column can be better prevented from coming off from the fixing hole by using the blocking and contacting action between the elastic claw and the side wall of the slot, so that the connection between the mounting column and the first binding clip is firmer and more reliable. Can be preferred, also be provided with the direction inclined plane on the downside of elasticity jack catch to under the effect of external force, utilize this direction inclined plane to be convenient for pull out the elasticity jack catch from the draw-in groove, so that the dismantlement of erection column is comparatively convenient.

As shown in fig. 1, the first forceps handle 11 and the second forceps handle 21 are arranged in a crossed manner, the first forceps handle and the second forceps handle are rotatably connected at the crossed position through a pin 31, and the first forceps head 12 and the second forceps head 22 are respectively arranged at one ends of the first forceps handle and the second forceps handle close to the pin; the straight end 52 is identical to the end of a prior art straight driver and the cross end 62 is identical to the end of a prior art cross driver. When the multifunctional pliers are used, the first pliers handle and the second pliers handle are driving sources, and all functions are realized by operating the first pliers handle and the second pliers handle by an operator; the angle of the included angle between the first tong head and the second tong head is changed, so that the stripping device can be suitable for stripping the protective skin of the wire harness without diameter; the lower side surface of the first tong head can be provided with a pattern structure to increase the friction force, and the lower side surface can also be subjected to heat treatment to increase the hardness and prolong the service life.

As shown in fig. 1 to 5, the first clamping structure includes a first plane 81, a first connection inclined plane 91, a second plane 82, a second connection inclined plane 92, a third plane 83, and a third connection inclined plane 93, which are connected in sequence from left to right, and the heights of the first plane, the second plane, and the third plane 83 in the vertical direction gradually decrease in sequence. It can be understood that the second clamping structure 85 has the same structure as the first clamping structure 84, except that the heights of the planes on the second clamping structure in the vertical direction gradually increase, that is, the planes and the connection inclined planes of the second clamping structure are symmetrical to the planes and the connection inclined planes of the first clamping structure when the first binding clip and the second binding clip are attached, and the third connection inclined plane is close to the plane where the first binding clip and the second binding clip are attached; when the clamp is used, the first plane and the first connecting inclined plane on the first clamping structure are attached to one side of a bolt or a nut, the first plane and the second connecting inclined plane on the second clamping structure are attached to the other side of the bolt or the nut, then the first clamp handle and the second clamp handle are close to each other, the bolt or the nut is clamped by the two first planes and the two first connecting inclined planes, and then the bolt or the nut can be disassembled and assembled by rotating; meanwhile, the two first planes and the two first connecting inclined planes, the two second planes and the two second connecting inclined planes, the two third planes and the two third connecting inclined planes in the two clamping structures are utilized, so that the bolts or nuts with different diameters can be disassembled and assembled, and the application range of the multifunctional pliers is effectively enlarged.

Specifically, the first groove 14 and the second groove 23 are each a triangular groove, as shown in fig. 10 and 11, thereby facilitating the processing. Preferably, the number of the first grooves and the number of the second grooves are three, and the size of each groove can be set according to the requirement.

The multifunctional pliers can realize the functions of a screwdriver, namely a screwdriver, a claw hammer, a wire stripper, scissors, a wrench and other tools besides the functions of the pliers, and has the advantage of convenient operation; meanwhile, the first groove and the second groove can be meshed with the wire harness with different diameters by adjusting the included angle between the first clamp head and the second clamp head, so that the wire harness has high universality; and the two shearing knives have the same structure, can be interchangeably installed, have the functions of disassembly and replacement, and can be used as an art designing knife. Therefore, the invention has the advantages of simple operation, multiple purposes and the like.

The above are only preferred embodiments of the present invention, it should be noted that these examples are only for illustrating the present invention and not for limiting the scope of the present invention, and after reading the content of the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalents also fall within the scope of the claims appended to the present application.

Claims

1. A pair of multifunctional pliers comprises a first pliers handle, a first pliers head arranged at one end of the first pliers handle, a second pliers handle and a second pliers head arranged at one end of the second pliers handle, and is characterized in that a first clamping structure used for being attached to one side of a bolt is arranged at one end, close to the first pliers head, of the first pliers handle, and a second clamping structure used for being attached to the other side of the bolt is arranged at one end, close to the second pliers head, of the second pliers handle; the lower side surface of the first tong head is a plane, the upper side surface of the second tong head is provided with an arc barb, and the end part of the arc barb is provided with a U-shaped open slot; a first rod is arranged on the right end face of the first tong head, and one end, far away from the first tong head, of the first rod is a linear end; a second rod is arranged on the right end face of the second tong head, and one end, far away from the second tong head, of the second rod is a cross-shaped end; the first tong head is provided with a first groove used for accommodating one side of a wiring harness, the first tong head is provided with a second groove used for accommodating the other side of the wiring harness, and the second groove is opposite to the first groove.

2. The multi-purpose pliers according to claim 1, wherein the first head has a first cutting blade disposed on a rear side thereof, and the second head has a second cutting blade disposed on a rear side thereof, the first cutting blade having a cutting edge opposite to the cutting edge of the second cutting blade.

3. The multifunctional pliers according to claim 2, wherein two mounting posts are oppositely arranged on the rear side surface of the first pliers head, threads for matching with a fastening nut are arranged on the outer cylindrical surface of one end of the mounting post far away from the first pliers head, two mounting holes for the mounting posts to pass through are arranged on the first shearing blade, and the two mounting holes are matched with the two mounting posts in a one-to-one correspondence manner.

4. The multi-purpose pliers according to claim 3 wherein the mounting post is removably attached to the first head.

5. The multifunctional clamp according to claim 4, wherein two elastic claws are arranged on the outer cylindrical surface of one end of the mounting column far away from the thread, and the two elastic claws are symmetrically arranged on two sides of the center of the mounting column; the first tong head is provided with two fixing holes, and the two fixing holes are matched with the two mounting columns in a one-to-one correspondence mode.

6. The multi-purpose pliers according to claim 5, wherein the elastic jaws are provided with guide slopes on the upper side surfaces thereof.

7. The multi-purpose pliers according to claim 1, wherein the first clamping structure comprises a first plane, a first connecting inclined plane, a second connecting inclined plane, a third plane and a third connecting inclined plane which are sequentially connected from left to right, and the heights of the first plane, the second plane and the third plane are gradually reduced in the vertical direction.

8. The multi-purpose forceps of any one of claims 1-7, wherein the first and second grooves are triangular grooves.