CN109605239B

CN109605239B - Labor-saving wire cutting pliers

Info

Publication number: CN109605239B
Application number: CN201811630668.9A
Authority: CN
Inventors: 曹春泉; 孙建新; 刘剑芬
Original assignee: Zhangjiagang Jianquan Tools Manufacturing Co ltd
Current assignee: Zhangjiagang Jianquan Tools Manufacturing Co ltd
Priority date: 2018-12-29
Filing date: 2018-12-29
Publication date: 2023-09-22
Anticipated expiration: 2038-12-29
Also published as: CN109605239A

Abstract

The invention is applicable to the related technical field of pliers, and provides a labor-saving wire pliers which comprises a first pliers head and a second pliers handle, wherein the middle part of the upper end of the first pliers head is rotationally connected with the second pliers head through a connecting shaft, the lower end of the first pliers head is integrally connected with the first pliers handle, a fixed groove is reserved on the inner side surface of the first pliers handle, the second pliers handle is positioned at the lower end of the second pliers head, a first extension pipe is connected and installed on the outer side of the first pliers handle in a threaded manner, a connecting block is fixedly installed on the upper side surface of the first extension pipe in a welded manner, a second extension pipe is installed on the outer side of the lower end of the second pliers handle in a threaded manner, and a nail pulling groove with a vertical section of a convex structure is reserved on the bottom surface of the second extension pipe. The labor-saving wire pliers solve the problems that the length of a general wire pliers handle is relatively fixed, the labor is very heavy when the work is carried out on articles with high hardness, the function is relatively single, and the use is inconvenient.

Description

Labor-saving wire cutting pliers

Technical Field

The invention relates to the technical field of pliers, in particular to a labor-saving wire pliers.

Background

The pliers are tools for working by utilizing the lever principle, the pliers can be used for cutting articles such as wires and steel wires in daily life, and along with the continuous progress of industrial technology, the pliers are various in variety, and the wire pliers are common pliers for working on the steel wires.

However, the length of the general wire pliers handle is relatively fixed, the wire pliers handle is very labor-consuming when working on articles with high hardness, and the wire pliers handle is relatively single in function and inconvenient to use, so that a labor-saving wire pliers is provided for solving the problems.

Disclosure of Invention

The invention provides a labor-saving wire cutter, which solves the problems that the length of a general wire cutter handle provided in the background art is relatively fixed, the labor is very heavy when an article with relatively high hardness is operated, the function is relatively single, and the use is inconvenient.

The labor-saving wire pliers comprise a first pliers head and a second pliers head, wherein the middle part of the upper end of the first pliers head is rotationally connected with the second pliers head through a connecting shaft, rubber pads are adhered to the top end surfaces of the first pliers head and the second pliers head, the first pliers head is positioned on the left side of the second pliers head, the first pliers head is integrally connected with the lower end of the first pliers head, the first pliers head is positioned below the connecting shaft, a fixing groove is reserved on the inner side surface of the first pliers head, a connecting rod is arranged in the fixing groove, the second pliers head is positioned on the lower end of the second pliers head, the second pliers head is positioned on the left side of the first pliers head, a limiting groove is reserved on the inner side surface of the second pliers head, a first extension pipe is fixedly arranged on the outer side surface of the first extension pipe in a welding mode, a second extension pipe is fixedly arranged on the outer side of the lower end of the second pliers head in a threaded mode, a vertical nail protruding groove is reserved on the bottom surface of the second extension pipe, and a nail-pulling groove is reserved on the right cross section of the second extension pipe.

The invention further provides a connecting rod which comprises a first fixing rod, a fixing hole, a spring and a second fixing rod, wherein the fixing hole is reserved in the first fixing rod, the spring is arranged in the fixing hole, and the second fixing rod is arranged in the middle of the spring in a penetrating mode.

The invention also provides a sliding structure formed by the second fixing rod and the fixing hole, wherein the second fixing rod is of an I-shaped structure.

The invention also provides a disassembling structure formed by the first fixing rod and the fixing groove, and an opening of the fixing groove is of a T-shaped structure.

The invention also provides a sliding structure formed by the second fixing rod and the limiting groove, and the size of the interval between the bottom surface of the limiting groove and the bottom surface of the fixing groove is larger than the natural length size of the connecting rod.

The invention also provides a disassembling structure formed by the first extension tube and the first handle, and the first extension tube is in a barrel-shaped structure.

The invention also provides a threaded structure on the outer surface of the connecting block, and the connecting block is connected with the mounting hole in a threaded manner.

The invention also provides that the second extension tube is perpendicular to the first extension tube, and the internal cavity of the second extension tube is of a T-shaped structure.

Compared with the prior art, the invention has the beneficial effects that: the labor-saving wire pliers solve the problems that the length of a general wire pliers handle is relatively fixed, the labor is very strong when the operation is carried out on articles with relatively high hardness, the function is relatively single, and the use is inconvenient;

1. the first extension tube and the second extension tube are respectively in threaded connection with the first handle and the second handle, so that the length of the first handle and the second handle can be increased by rotating the first extension tube and the second extension tube, and the principle of a lever is utilized, so that the wire pliers are more labor-saving to use;

2. the connecting block, the nail pulling groove and the mounting hole are arranged, the first extension tube is detached from the first handle, and the first extension tube is in threaded connection with the mounting hole on the second extension tube through the connecting block, so that the first extension tube is fixed on the second extension tube, objects can be hammered through the first extension tube, nails can be pulled out through the nail pulling groove with a convex structure, and the application range of the wire cutting pliers is enlarged;

3. be equipped with fixed slot, connecting rod and spacing groove, when not needing to tailor the operation, block respectively at fixed slot and spacing inslot through the both ends of connecting rod to guarantee the stability of being connected between first handle and the second handle, made things convenient for the placing of wire pliers, it is more convenient when using other functions.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present invention;

FIG. 2 is a schematic view of a connecting rod according to the present invention;

FIG. 3 is a schematic diagram of a connection structure between a limiting groove and a fixing groove provided by the invention;

FIG. 4 is a schematic view of a connection structure of a first extension tube and a second extension tube according to the present invention;

fig. 5 is a schematic diagram of a nail pulling groove structure provided by the invention.

In the figure: 1. a first binding clip; 2. a second binding clip; 3. a connecting shaft; 4. a rubber pad; 5. a first grip; 6. a fixing groove; 7. a connecting rod; 701. a first fixing rod; 702. a fixing hole; 703. a spring; 704. a second fixing rod; 8. a second grip; 9. a first extension tube; 10. a connecting block; 11. a second extension tube; 12. a nail pulling groove; 13. a mounting hole; 14. and a limit groove.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

Referring to fig. 1-5, the present invention provides a technical solution: the labor-saving wire pliers comprise a first pliers head 1, a second pliers head 2, a connecting shaft 3, a rubber pad 4, a first handle 5, a fixed groove 6, a connecting rod 7, a second handle 8, a first extension pipe 9, a connecting block 10, a second extension pipe 11, a nail pulling groove 12, a mounting hole 13 and a limiting groove 14, wherein the middle part of the upper end of the first pliers head 1 is rotationally connected with the second pliers head 2 through the connecting shaft 3, rubber pads 4 are respectively stuck on the top surfaces of the first pliers head 1 and the second pliers head 2, the first pliers head 1 is positioned on the left side of the second pliers head 2, the first handle 5 is integrally connected with the first handle 5, the first handle 5 is positioned below the connecting shaft 3, the fixed groove 6 is reserved on the inner side surface of the first handle 5, the connecting rod 7 comprises a first fixing rod 701, a fixing hole 702, a spring 703 and a second fixing rod, the inside pre-fixing hole 702 of the first fixing rod 701, the inside of the fixing hole 702 is internally provided with a spring 703, the second handle is fixedly provided with a protruding groove 8, the second handle is reserved on the inner side of the connecting groove 11 is reserved at the upper end of the second handle 5, the first handle 5 is positioned on the right side of the first handle 5, the protruding groove 8 is reserved at the upper end of the second handle 5, the first handle 5 is reserved at the top surface of the second handle 2, the first handle 5 is reserved at the top end of the second handle 5, and the first handle 5 is reserved at the top of the second handle 8, and the second handle 8 is reserved at the top of the second handle 5, and the connecting groove 8 is 3, the top of the connecting rod is 3, the top of the connecting handle 7 is mounted;

the second fixing rod 704 is in an 'I' -shaped structure in fig. 2, and the second fixing rod 704 and the fixing hole 702 form a sliding structure, so that the length of the connecting rod 7 can be conveniently adjusted, the first fixing rod 701 and the fixing groove 6 form a disassembling structure in fig. 3, and the opening of the fixing groove 6 is in a 'T' -shaped structure, so that the first fixing rod 701 is conveniently clamped in the fixing groove 6, the second fixing rod 704 and the limiting groove 14 form a sliding structure, and the distance between the bottom surface of the limiting groove 14 and the bottom surface of the fixing groove 6 is larger than the natural length of the connecting rod 7, so that the phenomenon that the connecting rod 7 collides with the first grip 5 in the using process is avoided, and the use of the wire pliers is influenced;

if in fig. 1 and fig. 4 first extension tube 9 constitutes the dismantlement structure with first handle 5, and first extension tube 9 is barrel-shaped structure, the change of the position of first extension tube 9 has been made things convenient for, this wire pliers's mode of use has been increased, the outward face of connecting block 10 is the heliciform structure, and the connecting block 10 is threaded connection with mounting hole 13, the connection between first extension tube 9 and the second extension tube 11 has been made things convenient for, second extension tube 11 sets up with first extension tube 9 is perpendicular, and the inside cavity of second extension tube 11 is "T" type structure, the phenomenon that second extension tube 11 takes place to break away from with second handle 8 has been avoided, the first extension tube 9 of perpendicular setting has made things convenient for hammering to the article.

Working principle: when the labor-saving wire pliers are used, the front ends of the first clamp head 1 and the second clamp head 2 are driven to be separated through the separation of the first clamp handle 5 and the second clamp handle 8, an object to be operated is placed between the first clamp head 1 and the second clamp head 2, then the first clamp handle 5 and the second clamp handle 8 are made to be close to each other, the object can be operated, when the hardness of the object is large, the first extension tube 9 and the second extension tube 11 are respectively in threaded connection with the first clamp handle 5 and the second clamp handle 8 through rotating the first extension tube 9 and the second extension tube 11, so that the length of the first clamp handle 5 and the length of the second clamp handle 8 are increased, the biting force of the first clamp head 1 and the second clamp head 2 is increased through the principle of a lever, the labor-saving effect is achieved, when the object is required to be hammered, the first extension tube 9 is detached from the first clamp handle 5, the connecting block 10 on the first lengthening pipe 9 is in threaded connection with the mounting hole 13 on the second lengthening pipe 11, the first fixing rod 701 is clamped in the fixing groove 6, the first grip 5 and the second grip 8 are kept in a stable state, then the second grip 8 and the first grip 5 are held by hands, objects can be impacted through the first lengthening pipe 9, when nails are required to be pulled out, the first lengthening pipe 9 is detached and mounted on the first grip 5, the upper ends of the nails are clamped in the nail pulling grooves 12, the bottom ends of the first lengthening pipe 9 serve as supporting points, the wire pliers are rotated, the nails can be pulled out, the use is convenient, impact force received by the first pliers 1 and the second pliers 2 when the wire pliers drop is reduced through the rubber pads 4 stuck at the top ends of the first pliers 1 and the second pliers 2, and the whole process of labor-saving wire pliers is used.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims

1. The labor-saving wire cutting pliers comprise a first pliers head (1) and a second grip (8), and are characterized in that: the middle part of the upper end of the first clamp head (1) is rotationally connected with the second clamp head (2) through a connecting shaft (3), the top surfaces of the first clamp head (1) and the second clamp head (2) are respectively stuck and provided with a rubber pad (4), the first clamp head (1) is positioned at the left side of the second clamp head (2), the lower end of the first clamp head (1) is integrally connected with a first handle (5), the first handle (5) is positioned below the connecting shaft (3), a fixed groove (6) is reserved on the inner side surface of the first handle (5), a connecting rod (7) is arranged in the fixed groove (6), the second handle (8) is positioned at the lower end of the second clamp head (2), the second handle (8) is positioned at the left side of the first handle (5), a limit groove (14) is reserved on the inner side surface of the second handle (8), a first extension tube (9) is installed on the outer side of the first handle (5) in a threaded connection mode, a connecting rod (11) is installed on the inner side of the first extension tube (9), a protruding end (11) is installed on the second extension tube (11) in a threaded mode, the protruding end (11) is installed on the bottom surface of the second extension tube (11) in a welded mode, the right side of the nail pulling groove (12) is provided with a mounting hole (13) which is arranged on the second extension pipe (11); the connecting rod (7) comprises a first fixing rod (701), a fixing hole (702), a spring (703) and a second fixing rod (704), wherein the fixing hole (702) is reserved in the first fixing rod (701), the spring (703) is arranged in the fixing hole (702), and the second fixing rod (704) is arranged in the middle of the spring (703) in a penetrating mode; the second fixed rod (704) is of an I-shaped structure, and the second fixed rod (704) and the fixed hole (702) form a sliding structure; the outer surface of the connecting block (10) is of a threaded structure, and the connecting mode of the connecting block (10) and the mounting hole (13) is threaded connection.

2. A labor-saving wire-cutting pliers according to claim 1, wherein: the first fixing rod (701) and the fixing groove (6) form a disassembling structure, and an opening of the fixing groove (6) is of a T-shaped structure.

3. A labor-saving wire-cutting pliers according to claim 1, wherein: the second fixing rod (704) and the limiting groove (14) form a sliding structure, and the distance between the bottom surface of the limiting groove (14) and the bottom surface of the fixing groove (6) is larger than the natural length of the connecting rod (7).

4. A labor-saving wire-cutting pliers according to claim 1, wherein: the first extension tube (9) and the first handle (5) form a disassembling structure, and the first extension tube (9) is in a barrel-shaped structure.

5. A labor-saving wire-cutting pliers according to claim 1, wherein: the second extension tube (11) is perpendicular to the first extension tube (9), and the internal cavity of the second extension tube (11) is of a T-shaped structure.